1 2016-11-16 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4 * config/arm/arm.md (*extv_reg): Restrict operands 2 and 3 to the
5 proper ranges for an SBFX instruction.
6 (extzv_t2): Likewise for UBFX.
8 2016-11-16 Richard Biener <rguenther@suse.de>
10 PR tree-optimization/78348
11 * tree-loop-distribution.c (enum partition_kind): Add PKIND_MEMMOVE.
12 (generate_memcpy_builtin): Honor PKIND_MEMCPY on the partition.
13 (classify_partition): Set PKIND_MEMCPY if dependence analysis
14 revealed no dependency, PKIND_MEMMOVE otherwise.
16 2016-11-16 Jakub Jelinek <jakub@redhat.com>
19 * ubsan.c (ubsan_build_overflow_builtin): Add DATAP argument, if
20 it points to non-NULL tree, use it instead of ubsan_create_data.
21 (instrument_si_overflow): Handle vector signed integer overflow
23 * ubsan.h (ubsan_build_overflow_builtin): Add DATAP argument.
24 * tree-vrp.c (simplify_internal_call_using_ranges): Punt for
25 vector IFN_UBSAN_CHECK_*.
26 * internal-fn.c (expand_addsub_overflow): Add DATAP argument,
27 pass it through to ubsan_build_overflow_builtin.
28 (expand_neg_overflow, expand_mul_overflow): Likewise.
29 (expand_vector_ubsan_overflow): New function.
30 (expand_UBSAN_CHECK_ADD, expand_UBSAN_CHECK_SUB,
31 expand_UBSAN_CHECK_MUL): Use tit for vector arithmetics.
32 (expand_arith_overflow): Adjust expand_*_overflow callers.
34 2016-11-16 Matthias Klose <doko@ubuntu.com>
36 * doc/install.texi: Remove references to java/libjava.
38 2016-11-16 Kugan Vivekanandarajah <kuganv@linaro.org>
40 * tree-ssa-coalesce.c (register_default_def): Remove register_ssa_partition.
41 (create_outofssa_var_map): Likewise.
42 * tree-ssa-live.c (register_ssa_partition_check): Remove.
43 * tree-ssa-live.h (register_ssa_partition): Likewise.
45 2016-11-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
47 * genattrtab.c (attr_rtx_1): Avoid allocating new rtx objects.
48 Clear ATTR_CURR_SIMPLIFIED_P for re-used binary rtx objects.
49 Use DEF_ATTR_STRING for string arguments. Use RTL_HASH for
50 integer arguments. Only set ATTR_PERMANENT_P on newly hashed
51 rtx when all sub-rtx are also permanent.
53 (attr_copy_rtx): Remove.
54 (make_canonical, get_attr_value): Use attr_equal_p.
55 (copy_boolean): Rehash NOT.
56 (simplify_test_exp_in_temp,
57 optimize_attrs): Remove call to attr_copy_rtx.
58 (attr_alt_intersection, attr_alt_union,
59 attr_alt_complement, mk_attr_alt): Rehash EQ_ATTR_ALT.
60 (make_automaton_attrs): Use attr_eq.
62 2016-11-15 Matthias Klose <doko@ubuntu.com>
64 * doc/install.texi: Remove references to java/libjava.
65 * doc/sourcebuild.texi: Likewise.
66 * doc/invoke.texi: Likewise.
67 * doc/standards.texi: Likewise.
69 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
70 Alan Hayward <alan.hayward@arm.com>
71 David Sherwood <david.sherwood@arm.com>
73 * config/i386/i386.h (INCOMING_RETURN_ADDR_RTX): Use Pmode instead
75 * config/ia64/ia64.h (INCOMING_RETURN_ADDR_RTX): Likewise.
76 * config/iq2000/iq2000.h (INCOMING_RETURN_ADDR_RTX): Likewise.
77 * config/m68k/m68k.h (INCOMING_RETURN_ADDR_RTX): Likewise.
78 * config/microblaze/microblaze.h (INCOMING_RETURN_ADDR_RTX): Likewise.
79 * config/mips/mips.h (INCOMING_RETURN_ADDR_RTX): Likewise.
80 * config/mn10300/mn10300.h (INCOMING_RETURN_ADDR_RTX): Likewise.
81 * config/nios2/nios2.h (INCOMING_RETURN_ADDR_RTX): Likewise.
83 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
84 Alan Hayward <alan.hayward@arm.com>
85 David Sherwood <david.sherwood@arm.com>
87 * dce.c (check_argument_store): Pass the size instead of
89 (find_call_stack_args): Pass MEM_SIZE to check_argument_store.
91 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
92 Alan Hayward <alan.hayward@arm.com>
93 David Sherwood <david.sherwood@arm.com>
95 * alias.c (canon_rtx): Use simplify_gen_binary.
97 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
98 Alan Hayward <alan.hayward@arm.com>
99 David Sherwood <david.sherwood@arm.com>
101 * rtl.h (load_extend_op): Declare.
102 * rtlanal.c (load_extend_op): New function.
103 (nonzero_bits1): Use it.
104 (num_sign_bit_copies1): Likewise.
105 * cse.c (cse_insn): Likewise.
106 * fold-const.c (fold_single_bit_test): Likewise.
107 (fold_unary_loc): Likewise.
108 * fwprop.c (free_load_extend): Likewise.
109 * postreload.c (reload_cse_simplify_set): Likewise.
110 (reload_cse_simplify_operands): Likewise.
111 * combine.c (try_combine): Likewise.
112 (simplify_set): Likewise. Remove redundant SUBREG_BYTE and
113 subreg_lowpart_p checks.
115 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
116 Alan Hayward <alan.hayward@arm.com>
117 David Sherwood <david.sherwood@arm.com>
119 * combine.c (simplify_shift_const_1): Use the number of bits
120 in the inner mode to determine the range of the shift.
121 When handling shifts of vectors, skip any rules that apply
124 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
125 Alan Hayward <alan.hayward@arm.com>
126 David Sherwood <david.sherwood@arm.com>
128 * rtlanal.c (num_sign_bit_copies1): Calculate bitwidth after
131 2016-11-15 Matthias Klose <doko@ubuntu.com>
133 * doc/install.texi: Remove references to gcj/libjava.
134 * doc/invoke.texi: Likewise.
136 2016-11-15 Jeff Law <law@redhat.com>
138 * tree-ssa-threadbackward.c (fsm_find_thread_path): Remove unneeded
139 parameter. Callers changed.
140 (check-subpath_and_update_thread_path): Extracted from
141 fsm_find_control_statement_thread_paths.
142 (handle_phi, handle_assignment, handle_assignment_p): Likewise.
143 (handle_phi, handle_assignment): Allow any constant node, not
146 2016-11-15 Claudiu Zissulescu <claziss@synopsys.com>
148 * config/arc/arc-arch.h: New file.
149 * config/arc/arc-arches.def: Likewise.
150 * config/arc/arc-cpus.def: Likewise.
151 * config/arc/arc-options.def: Likewise.
152 * config/arc/t-multilib: Likewise.
153 * config/arc/genmultilib.awk: Likewise.
154 * config/arc/genoptions.awk: Likewise.
155 * config/arc/arc-tables.opt: Likewise.
156 * config/arc/driver-arc.c: Likewise.
157 * testsuite/gcc.target/arc/nps400-cpu-flag.c: Likewise.
158 * common/config/arc/arc-common.c (arc_handle_option): Trace
160 * config.gcc (arc*-*-*): Add arc-tables.opt to arc's extra
161 options; check for supported cpu against arc-cpus.def file.
162 (arc*-*-elf*, arc*-*-linux-uclibc*): Use new make fragment; define
163 TARGET_CPU_BUILD macro; add driver-arc.o as an extra object.
164 * config/arc/arc-c.def: Add emacs local variables.
165 * config/arc/arc-opts.h (processor_type): Use arc-cpus.def file.
166 (FPU_FPUS, FPU_FPUD, FPU_FPUDA, FPU_FPUDA_DIV, FPU_FPUDA_FMA)
167 (FPU_FPUDA_ALL, FPU_FPUS_DIV, FPU_FPUS_FMA, FPU_FPUS_ALL)
168 (FPU_FPUD_DIV, FPU_FPUD_FMA, FPU_FPUD_ALL): New defines.
169 (DEFAULT_arc_fpu_build): Define.
170 (DEFAULT_arc_mpy_option): Define.
171 * config/arc/arc-protos.h (arc_init): Delete.
172 * config/arc/arc.c (arc_cpu_name): New variable.
173 (arc_selected_cpu, arc_selected_arch, arc_arcem, arc_archs)
174 (arc_arc700, arc_arc600, arc_arc601): New variable.
175 (arc_init): Add static; remove selection of default tune value,
176 cleanup obsolete error messages.
177 (arc_override_options): Make use of .def files for selecting the
178 right cpu and option configurations.
179 * config/arc/arc.h (stdbool.h): Include.
180 (TARGET_CPU_DEFAULT): Define.
181 (CPP_SPEC): Remove mcpu=NPS400 handling.
182 (arc_cpu_to_as): Declare.
183 (EXTRA_SPEC_FUNCTIONS): Define.
184 (OPTION_DEFAULT_SPECS): Likewise.
185 (ASM_DEFAULT): Remove.
186 (ASM_SPEC): Use arc_cpu_to_as.
187 (DRIVER_SELF_SPECS): Remove deprecated options.
188 (arc_base_cpu): Declare.
189 (TARGET_ARC600, TARGET_ARC601, TARGET_ARC700, TARGET_EM)
190 (TARGET_HS, TARGET_V2, TARGET_ARC600): Make them use arc_base_cpu
192 (MULTILIB_DEFAULTS): Use ARC_MULTILIB_CPU_DEFAULT.
193 * config/arc/arc.md (attr_cpu): Remove.
194 * config/arc/arc.opt (mno-mpy): Deprecate.
195 (mcpu=ARC600, mcpu=ARC601, mcpu=ARC700, mcpu=NPS400, mcpu=ARCEM)
196 (mcpu=ARCHS): Remove.
197 (mcrc, mdsp-packa, mdvbf, mmac-d16, mmac-24, mtelephony, mrtsc):
199 (mbarrel_shifte, mspfp_, mdpfp_, mdsp_pack, mmac_): Remove.
200 (arc_fpu): Use new defines.
201 (mpy-option): Change to use numeric or string like inputs.
202 * config/arc/t-arc (driver-arc.o): New target.
203 (arc-cpus, t-multilib, arc-tables.opt): Likewise.
204 * config/arc/t-arc-newlib: Delete.
205 * config/arc/t-arc-uClibc: Renamed to t-uClibc.
206 * doc/invoke.texi (ARC): Update arc options.
208 2016-11-15 Maciej W. Rozycki <macro@imgtec.com>
210 * config/mips/mips.c (mips16_emit_constants): Emit `consttable'
211 insn at the beginning of the constant pool.
212 (mips_insert_insn_pseudos): New function.
213 (mips_machine_reorg2): Call it.
214 * config/mips/mips.md (unspec): Add UNSPEC_CONSTTABLE and
215 UNSPEC_INSN_PSEUDO enum values.
216 (insn_pseudo, consttable): New insns.
218 2016-11-15 Michael Matz <matz@suse.de>
220 PR missed-optimization/77881
221 * combine.c (simplify_comparison): Remove useless subregs
222 also inside the loop, not just after it.
223 (make_compound_operation): Recognize some subregs as being
226 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
227 Alan Hayward <alan.hayward@arm.com>
228 David Sherwood <david.sherwood@arm.com>
230 * dwarf2out.c (mem_loc_descriptor): Fix GET_MODE_CLASS/
233 2016-11-14 Michael Meissner <meissner@linux.vnet.ibm.com>
235 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Add support
236 for using xxinsertw and vinsert{b,h} on ISA 3.0.
238 * config/rs6000/vsx.md (vsx_extract_<mode>): Update comment.
239 (vsx_set_<mode>_p9): New insn to generate xxinsertw and
240 vinsert{b,h} on ISA 3.0.
242 2016-11-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
244 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
245 and cmpnop in two steps: first the ones not accessed in original gimple
246 expression in a endian independent way and then the ones not accessed
247 in the final result in an endian-specific way.
248 (bswap_replace): Stop doing big endian adjustment.
250 2016-11-14 Uros Bizjak <ubizjak@gmail.com>
252 * config/i386/i386.md (*andndi3_doubleword): Merge operand constraints.
253 (*ashl<mode>3_doubleword): Ditto.
255 2016-11-14 Martin Liska <mliska@suse.cz>
257 * tree-ssa-dse.c (dse_optimize_stmt): Remove quotes and extra
260 2016-11-14 Prasad Ghangal <prasad.ghangal@gmail.com>
261 Richard Biener <rguenther@suse.de>
263 * doc/invoke.texi (fgimple): Document.
264 * dumpfile.h (TDF_GIMPLE): Add.
265 * dumpfile.c (dump_options): Add gimple.
266 * gimple-pretty-print.c (dump_gimple_switch): Adjust dump
268 (dump_gimple_label): Likewise.
269 (dump_gimple_phi): Likewise.
270 (dump_gimple_bb_header): Likewise.
271 (dump_phi_nodes): Likewise.
272 (pp_cfg_jump): Likewise. Pass in dump flags.
273 (dump_implicit_edges): Adjust.
274 * passes.c (pass_init_dump_file): Do not dump function header
276 * tree-cfg.c (dump_function_to_file): Dump function return type
277 and __GIMPLE keyword for TDF_GIMPLE. Change guard for dumping
279 * tree-pretty-print.c (dump_decl_name): Adjust dump for TDF_GIMPLE.
280 (dump_generic_node): Likewise.
281 * function.h (struct function): Add pass_startwith member.
282 * passes.c (execute_one_pass): Implement startwith.
283 * tree-ssanames.c (make_ssa_name_fn): New argument, check for version
284 and assign proper version for parsed ssa names.
285 * tree-ssanames.h (make_ssa_name_fn): Add new argument to the function.
286 * internal-fn.c (expand_PHI): New function.
287 * internal-fn.h (expand_PHI): Declared here.
288 * internal-fn.def: New defination for PHI.
289 * tree-cfg.c (lower_phi_internal_fn): New function.
290 (build_gimple_cfg): Call it.
291 (verify_gimple_call): Condition for passing label as arg in internal
293 * tree-into-ssa.c (rewrite_add_phi_arguments): Handle already
294 present PHIs with arguments.
296 2016-11-14 Martin Liska <mliska@suse.cz>
299 * common.opt: Add prefer-atomic as a new enum value for
301 * coretypes.h: Likewise.
302 * doc/invoke.texi: Document the new option value.
303 * gcc.c: Replace atomic with prefer-atomic. Remove warning.
304 * tree-profile.c (tree_profiling): Select default value
305 of -fprofile-update when 'prefer-atomic' is selected.
307 2016-11-14 Wilco Dijkstra <wdijkstr@arm.com>
309 * config/arm/cortex-a57.md (cortex_a57_alu): Move extend here, bfm...
310 (cortex_a57_alu_shift): ...here.
312 2016-11-14 Wilco Dijkstra <wdijkstr@arm.com>
314 * config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3)
316 (aarch64_lshr_sisd_or_int_<mode>3): Likewise.
317 (aarch64_ashr_sisd_or_int_<mode>3): Likewise.
318 (<optab>si3_insn_uxtw): Likewise.
319 (<optab><mode>3_insn): Likewise.
320 (<ANY_EXTEND:optab><GPI:mode>_ashl<SHORT:mode>): Likewise.
321 (zero_extend<GPI:mode>_lshr<SHORT:mode>): Likewise.
322 (extend<GPI:mode>_ashr<SHORT:mode>): Likewise.
323 (<optab><mode>): Likewise.
324 (insv<mode>): Likewise.
325 (andim_ashift<mode>_bfiz): Likewise.
326 * config/aarch64/thunderx.md (thunderx_shift): Add bfx.
327 * config/arm/cortex-a53.md (cortex_a53_alu_shift): Likewise.
328 * config/arm/cortex-a57.md (cortex_a57_alu): Add bfx.
329 * config/arm/exynos-m1.md (exynos_m1_alu): Add bfx.
330 (exynos_m1_alu_p): Likewise.
331 * config/arm/types.md: Add bfx.
332 * config/arm/xgene1.md (xgene1_bfm): Add bfx.
334 2016-11-14 Wilco Dijkstra <wdijkstr@arm.com>
336 * config/aarch64/aarch64.c (cortexa57_vector_cost):
337 Change vec_stmt_cost, vec_align_load_cost and vec_unalign_load_cost.
339 2016-11-14 Richard Biener <rguenther@suse.de>
341 PR tree-optimization/78312
342 * gimple-ssa-backprop.c (backprop::prepare_change): Reset
345 2016-11-14 Georg-Johann Lay <avr@gjlay.de>
348 * doc/invoke.texi (AVR Options) [-mabsdata]: Document new option.
349 * config/avr/avr.opt (-mabsdata): New option.
350 * config/avr/avr-arch.h (avr_device_specific_features): Add AVR_ISA_LDS.
351 * config/avr/avr.c (avr_encode_section_info) [AVR_TINY]: If
352 -mabsdata & symbol is not progmem, tag as AVR_SYMBOL_FLAG_TINY_ABSDATA.
353 * config/avr/avr-mcus.def (attiny4/5/9/10/20): Use AVR_ISA_LDS.
354 * config/avr/gen-avr-mmcu-specs.c (print_mcu): Print cc1_absdata
355 spec depending on AVR_ISA_LDS.
356 * config/avr/specs.h (CC1_SPEC): Enhanced by cc1_absdata spec.
358 2016-11-13 Jakub Jelinek <jakub@redhat.com>
360 * match.pd: Don't try to compare addresses of variables with
363 2016-11-13 Kugan Vivekanandarajah <kuganv@linaro.org>
365 * ipa-cp.c (ipa_get_jf_pass_through_result): Skip unary expressions.
366 (propagate_vr_accross_jump_function): Handle unary expressions.
367 * ipa-prop.c (ipa_set_jf_unary_pass_through): New.
368 (load_from_param_1): New.
369 (load_from_unmodified_param): Factor common part into load_from_param_1.
370 (load_from_param): New.
371 (compute_complex_assign_jump_func): Handle unary expressions.
372 (update_jump_functions_after_inlining): Likewise.
373 (ipa_write_jump_function): Likewise.
374 (ipa_read_jump_function): Likewise.
376 2016-11-13 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
379 * doc/invoke.texi: Document Wrestrict.
380 * pretty-print.c (pp_format): Add case for "Z" specifier.
381 (test_pp_format): Test "Z" specifier.
383 2016-11-13 Eric Botcazou <ebotcazou@adacore.com>
385 * ipa-icf.c (sem_function::merge): Do not create a wrapper also if the
386 original function needs a static chain.
388 2016-11-13 David Edelsohn <dje.gcc@gmail.com>
391 * config/rs6000/rs6000.c (rs6000_asm_weaken_decl): Protect
394 2016-11-12 Segher Boessenkool <segher@kernel.crashing.org>
397 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Don't
398 return early if !optional_tbtab.
400 2016-11-11 Eric Botcazou <ebotcazou@adacore.com>
402 PR rtl-optimization/59461
403 * doc/rtl.texi (paradoxical subregs): Add missing word.
404 * combine.c (reg_nonzero_bits_for_combine): Do not discard results
405 in modes with precision larger than that of last_set_mode.
406 * rtlanal.c (nonzero_bits1) <SUBREG>: If WORD_REGISTER_OPERATIONS is
407 set and LOAD_EXTEND_OP is appropriate, propagate results from inner
408 REGs to paradoxical SUBREGs.
409 (num_sign_bit_copies1) <SUBREG>: Likewise. Check that the mode is not
410 larger than a word before invoking LOAD_EXTEND_OP on it.
412 2016-11-11 Michael Meissner <meissner@linux.vnet.ibm.com>
415 * config/rs6000/vsx.md (vsx_extract_<mode>_p9): Correct the
416 element order for little endian ordering.
418 * config/rs6000/altivec.md (reduc_plus_scal_<mode>): Use
419 VECTOR_ELT_ORDER_BIG and not BYTES_BIG_ENDIAN to adjust element
422 2016-11-11 Uros Bizjak <ubizjak@gmail.com>
425 * config/i386/i386.md (rotate to rotatex splitter): Avoid overflow
426 when calculating operand 2.
427 (rotate to rotatex zext splitter): Ditto.
429 2016-11-11 Jeff Law <law@redhat.com>
431 * gimple-ssa-isolate-paths.c (is_divmod_with_given_divisor): New
433 (stmt_uses_name_in_undefined_way): New function, extracted from
434 find_implicit_erroneous_behavior and extended for div/mod case.
435 (stmt_uses_0_or_null_in_undefined_way): New function, extracted from
436 find_explicit_erroneous_behavior and extended for div/mod case.
437 (find_implicit_erroneous_behavior): Use new helper function.
438 (find_explicit_erroneous_behavior): Use new helper function.
440 2016-11-11 Richard Biener <rguenther@suse.de>
442 PR tree-optimization/71575
443 * graphite-isl-ast-to-gimple.c (copy_cond_phi_nodes): Remove
446 2016-11-11 Richard Biener <rguenther@suse.de>
449 * tree-ssa-uninit.c (warn_uninitialized_vars): Do not warn
450 about uninitialized destination arg of BIT_INSERT_EXPR.
452 2016-11-10 Sandra Loosemore <sandra@codesourcery.com>
455 * doc/invoke.texi (Code Gen Options) [-fno-common]: Use correct
456 terminology. Expand to remove ambiguity.
458 2016-11-10 Segher Boessenkool <segher@kernel.crashing.org>
460 PR rtl-optimization/78232
461 * combine.c (try_combine): Add a big comment about why reusing i2dest
463 (change_zero_ext): Do not call simplify_gen_binary, do the
464 simplifications manually.
466 2016-11-10 Michael Meissner <meissner@linux.vnet.ibm.com>
468 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): If ISA 3.0,
469 enable HImode and QImode to go in vector registers by default if
470 the -mvsx-small-integer option is enabled.
471 (rs6000_secondary_reload_simple_move): Likewise.
472 (rs6000_preferred_reload_class): Don't force integer constants to
473 be loaded into vector registers that we can easily make into
474 memory (or being created in the GPRs and moved over with direct move).
475 * config/rs6000/vsx.md (UNSPEC_P9_MEMORY): Delete, no longer used.
476 (vsx_extract_<mode>): Rework V4SImode, V8HImode, and V16QImode
477 vector extraction on ISA 3.0 when the scalar integer can be
478 allocated in vector registers. Generate the VEC_SELECT directy,
479 and don't use UNSPEC's to avoid having the scalar type in a vector
480 register. Make the expander target registers, and let the
481 combiner fold in results storing to memory, if the machine
483 (vsx_extract_<mode>_di): Likewise.
484 (vsx_extract_<mode>_p9): Likewise.
485 (vsx_extract_<mode>_di_p9): Likewise.
486 (vsx_extract_<mode>_store_p9): Likewise.
487 (vsx_extract_si): Likewise.
488 (vsx_extract_<mode>_p8): Likewise.
489 (p9_lxsi<wd>zx): Delete, no longer used.
490 (p9_stxsi<wd>x): Likewise.
491 * config/rs6000/rs6000.md (INT_ISA3): New mode iterator for
492 integers in vector registers for ISA 3.0.
493 (QHI): Update comment.
494 (zero_extendqi<mode>2): Add support for ISA 3.0 scalar load or
495 vector extract instructions in sign/zero extend.
496 (zero_extendhi<mode>): Likewise.
497 (extendqi<mode>): Likewise.
498 (extendhi<mode>2): Likewise.
499 (HImode splitter for load/sign extend in vector register): Likewise.
500 (float<QHI:mode><FP_ISA3:mode>2): Eliminate old method of
501 optimizing floating point conversions to/from small data types and
502 rewrite it to support QImode/HImode being allowed in vector
503 registers on ISA 3.0.
504 (float<QHI:mode><FP_ISA3:mode>2_internal): Likewise.
505 (floatuns<QHI:mode><FP_ISA3:mode>2): Likewise.
506 (floatuns<QHI:mode><FP_ISA3:mode>2_internal): Likewise.
507 (fix_trunc<SFDF:mode><QHI:mode>2): Likewise.
508 (fix_trunc<SFDF:mode><QHI:mode>2_internal): Likewise.
509 (fixuns_trunc<SFDF:mode><QHI:mode>2): Likewise.
510 (fixuns_trunc<SFDF:mode><QHI:mode>2_internal): Likewise.
511 VSPLITISW on ISA 2.07.
512 (movhi_internal): Combine movhi_internal and movqi_internal into
513 one mov<mode>_internal with an iterator. Add support for QImode
514 and HImode being allowed in vector registers. Make large number
515 of attributes and constraints easier to read.
516 (movqi_internal): Likewise.
517 (mov<mode>_internal): Likewise.
518 (movdi_internal64): Fix constraint to allow loading -16..15 with
519 VSPLITISW on ISA 2.07.
520 (integer XXSPLTIB splitter): Add support for QI, HI, and SImode as
523 2016-11-10 Pat Haugen <pthaugen@us.ibm.com>
525 PR rtl-optimization/78241
526 * loop-unroll.c (unroll_loop_runtime_iterations): Don't adjust 'niter',
527 but emit initial peel copy if niter expr is not reliable.
529 2016-11-10 Segher Boessenkool <segher@kernel.crashing.org>
531 * dwarf2cfi.c (dump_cfi_row): Add forward declaration.
532 (maybe_record_trace_start): If the CFI is different on the new and
533 old paths, print out both to the dump file before ICEing.
535 2016-11-10 Vladimir Makarov <vmakarov@redhat.com>
537 * target.def (additional_allocno_class_p): New.
538 * hooks.h (hook_bool_reg_class_t_false): New prototype.
539 * hooks.c (hook_bool_reg_class_t_false): New.
540 * ira.c (setup_allocno_and_important_classes): Use the new hook.
541 * doc/tm.texi.in (TARGET_ADDITIONAL_ALLOCNO_CLASS_P): Add it.
542 * doc/tm.texi: Update.
544 2016-11-10 Jason Merrill <jason@redhat.com>
546 * gengtype.c (new_structure): Append to structures list.
547 (find_structure): Likewise.
549 2016-11-10 Jim Wilson <jim.wilson@linaro.org>
551 * tree-loop-distribution.c (pg_add_dependence_edges): Return 2 if
552 this_dir is 2. Check for this_dir non-zero before dir != this_dir
555 2016-11-10 Jakub Jelinek <jakub@redhat.com>
557 * omp-low.c (lower_omp_target): Fix up argument to is_reference.
558 (expand_omp_ordered_sink): Handle TREE_PURPOSE of deps being
560 * gimplify.c (gimplify_scan_omp_clauses): Likewise. Set
561 ctx->target_map_scalars_firstprivate on OMP_TARGET even for Fortran.
562 Remove omp_no_lastprivate callers. Propagate lastprivate on combined
563 teams distribute parallel for simd even to distribute and teams
564 construct. For OMP_CLAUSE_DEPEND add missing break at the end of
565 OMP_CLAUSE_DEPEND_SINK case.
566 (omp_notice_variable): Use lang_hooks.decls.omp_scalar_p.
567 (omp_no_lastprivate): Removed.
568 (gimplify_adjust_omp_clauses): Remove omp_no_lastprivate callers.
569 (gimplify_omp_for): Likewise.
570 (computable_teams_clause): Fail for automatic vars from current
571 function not yet seen in bind expr.
572 * langhooks.c (lhd_omp_scalar_p): New function.
573 * langhooks.h (struct lang_hooks_for_decls): Add omp_scalar_p.
574 * varpool.c (varpool_node::get_create): Set node->offloading
575 even for DECL_EXTERNAL decls.
576 * langhooks-def.h (lhd_omp_scalar_p): New prototype.
577 (LANG_HOOKS_OMP_SCALAR_P): Define.
578 (LANG_HOOKS_DECLS): Use it.
580 2016-11-10 Martin Liska <mliska@suse.cz>
583 * gimplify.c (gimplify_switch_expr): Create live_switch_vars
584 only when SWITCH_BODY is a BIND_EXPR.
586 2016-11-10 Pierre-Marie de Rodat <derodat@adacore.com>
589 * dwarf2out.c (dwarf2out_early_global_decl): Call dwarf2out_decl
590 on the context only when it has no DIE yet.
592 2016-11-10 Richard Earnshaw <rearnsha@arm.com>
594 * arm.h (target_cpus): Delete.
595 * arm-opts.h (enum processor_type): Prefix entires with TARGET_CPU_.
596 * arm.c (all_cores): Prefix IDENT with TARGET_CPU_.
597 (all_architectures): Likewise.
598 (arm_option_override): Adjust use of CPU enums.
599 (arm_sched_reorder): Likewise.
600 * vfp.md (movdi_vfp, movdi_vfp_cortexa8): Likewise.
601 * arm.opt (mcpu, mtune): Adjust use of CPU enums.
602 * arm/genopt.sh (processor_type): Prefix enumeration entries with
604 * arm-tables.opt: Regenerated.
606 2016-11-10 Siddhesh Poyarekar <siddhesh.poyarekar@linaro.org>
608 * config/aarch64/aarch64-cores.def (qdf24xx): Update part number.
610 * config/aarch64/aarch64-tune.md: Regenerated.
611 * config/arm/arm-cores.def (falkor): New core.
612 * config/arm/arm-tables.opt: Regenerated.
613 * config/arm/arm-tune.md: Regenerated.
614 * config/arm/bpabi.h (BE8_LINK_SPEC): Add falkor support.
615 * config/arm/t-aprofile (MULTILIB_MATCHES): Likewise.
616 * doc/invoke.texi (AArch64 Options/-mtune): Document it.
617 (ARM Options/-mtune): Likewise.
619 2016-11-10 Kugan Vivekanandarajah <kuganv@linaro.org>
622 2016-11-09 Kugan Vivekanandarajah <kuganv@linaro.org>
624 * ipa-cp.c (ipa_get_jf_pass_through_result): Handle unary expressions.
625 (propagate_vr_accross_jump_function): Likewise.
626 * ipa-prop.c (ipa_set_jf_unary_pass_through): New.
627 (load_from_param_1): New.
628 (load_from_unmodified_param): Factor common part into load_from_param_1.
629 (load_from_param): New.
630 (compute_complex_assign_jump_func): Handle unary expressions.
631 (ipa_write_jump_function): Likewise.
632 (ipa_read_jump_function): Likewise.
634 2016-11-09 Segher Boessenkool <segher@kernel.crashing.org>
636 * simplify-rtx.c (simplify_binary_operation_1): Simplify
637 (xor (and (xor A B) C) B) to (ior (and A C) (and B ~C)) and
638 (xor (and (xor A B) C) A) to (ior (and A ~C) (and B C)) if C
641 2016-11-09 David Malcolm <dmalcolm@redhat.com>
643 * print-rtl-function.c: Include varasm.h.
644 (print_any_param_name): New function.
645 (print_param): New function.
646 (print_rtx_function): Call print_param for each argument.
647 * print-rtl.c (rtx_writer::finish_directive): New function.
648 * print-rtl.h (rtx_writer::finish_directive): New decl.
650 2016-11-09 Uros Bizjak <ubizjak@gmail.com>
653 * config/i386/i386.md (*<shift_insn><mode>3_doubleword): Mark
654 operand 0 as earlyclobber.
655 (*ashl<mode>3_doubleword): Ditto for all operand 0 alternatives.
657 2016-11-09 Martin Liska <mliska@suse.cz>
659 * fold-const-call.c (fold_const_call): Fix up type of s0 and s1.
661 2016-11-09 Jakub Jelinek <jakub@redhat.com>
664 * builtins.c (expand_builtin_memcmp): Formatting fix.
666 * flag-types.h (enum sanitize_code): Add SANITIZE_SHIFT_BASE
667 and SANITIZE_SHIFT_EXPONENT, change SANITIZE_SHIFT to bitwise
668 or of them, renumber other enumerators.
669 * opts.c (sanitizer_opts): Add shift-base and shift-exponent.
670 * doc/invoke.texi: Document -fsanitize=shift-base and
671 -fsanitize-shift-exponent, document -fsanitize=shift as
672 having those 2 suboptions.
674 2016-11-09 Richard Biener <rguenther@suse.de>
676 * fold-const.c (tree_swap_operands_p): Remove unused arg.
677 * fold-const.c (tree_swap_operands_p): Likewise.
678 (fold_binary_loc): Adjust.
679 (fold_ternary_loc): Likewise.
680 * genmatch.c (dt_operand::gen_gimple_exp): Likewise.
681 * gimple-fold.c (fold_stmt_1): Likewise.
682 * gimple-match-head.c (gimple_resimplify2): Likewise.
683 (gimple_resimplify3): Likewise.
684 (gimple_simplify): Likewise.
685 * tree-ssa-dom.c (record_equality): Likewise.
686 * tree-ssa-reassoc.c (optimize_range_tests_var_bound): Likewise.
687 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
688 * tree-ssa-threadedge.c (simplify_control_stmt_condition_1): Likewise.
690 2016-11-09 Richard Biener <rguenther@suse.de>
692 * tree-ssa-dom.c (canonicalize_comparison): Remove.
693 (optimize_stmt): Remove redundant pre-propagation canonicalization
694 of comparison operand order.
696 2016-11-09 Martin Liska <mliska@suse.cz>
698 * fold-const-call.c (fold_const_call): Fix the folding.
700 2016-11-09 Richard Biener <rguenther@suse.de>
702 * common.opt (flag_evaluation_order): Remove.
703 * expr.c (expand_operands): Remove code guarded by
704 flag_evaluation_order.
705 * fold-const.c (reorder_operands_p): Remove, it always returns
707 (negate_expr_p): Remove calls to reorder_operands_p.
708 (fold_negate_expr): Likewise.
709 (tree_swap_operands_p): Likewise.
710 (fold_binary_loc): Likewise.
712 2016-11-09 Andreas Schwab <schwab@suse.de>
715 * config/m68k/m68k.md: Reject out-of-range bit pos in bit-fields
716 insns operating on a register.
718 2016-11-09 Richard Biener <rguenther@suse.de>
720 PR tree-optimization/78007
721 * tree-vect-stmts.c (vectorizable_bswap): New function.
722 (vectorizable_call): Call vectorizable_bswap for
723 BUILT_IN_BSWAP{16,32,64} if arguments are not promoted.
725 2016-11-09 Richard Biener <rguenther@suse.de>
727 * tree-vect-data-refs.c (vect_compute_data_ref_alignment):
728 Look at the DR_BASE_ADDRESS object for forcing alignment.
730 2016-11-09 Kugan Vivekanandarajah <kuganv@linaro.org>
732 * ipa-cp.c (ipa_get_jf_pass_through_result): Handle unary expressions.
733 (propagate_vr_accross_jump_function): Likewise.
734 * ipa-prop.c (ipa_set_jf_unary_pass_through): New.
735 (load_from_param_1): New.
736 (load_from_unmodified_param): Factor common part into load_from_param_1.
737 (load_from_param): New.
738 (compute_complex_assign_jump_func): Handle unary expressions.
739 (ipa_write_jump_function): Likewise.
740 (ipa_read_jump_function): Likewise.
742 2016-11-09 Kugan Vivekanandarajah <kuganv@linaro.org>
745 * ipa-cp.c (propagate_vr_accross_jump_function): Pass param type.
746 Also fold constant passed as argument while computing value range.
747 (propagate_constants_accross_call): Pass param type.
748 * ipa-prop.c: export ipa_get_callee_param_type.
749 * ipa-prop.h: export ipa_get_callee_param_type.
751 2016-11-09 Maxim Ostapenko <m.ostapenko@samsung.com>
753 * asan.h (asan_intercepted_p): Handle BUILT_IN_STRCSPN,
754 BUILT_IN_STRPBRK, BUILT_IN_STRSPN and BUILT_IN_STRSTR.
756 2016-11-09 Maxim Ostapenko <m.ostapenko@samsung.com>
758 * asan.h (ASAN_STACK_MAGIC_PARTIAL): Remove.
759 * asan.c (ASAN_STACK_MAGIC_PARTIAL): Replace with
760 ASAN_STACK_MAGIC_MIDDLE.
761 (asan_global_struct): Increase the size of fields.
762 (asan_add_global): Add new field constructor.
763 * sanitizer.def (__asan_version_mismatch_check_v6): Replace with
764 __asan_version_mismatch_check_v8.
766 2016-11-08 David Edelsohn <dje.gcc@gmail.com>
768 * dwarf2asm.c (USE_LINKONCE_INDIRECT): Test XCOFF_DEBUGGING_INFO
771 2016-11-08 Uros Bizjak <ubizjak@gmail.com>
774 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p):
775 Handle ASHIFT and LSHIFTRT.
776 (dimode_scalar_chain::compute_convert_gain): Ditto.
777 (dimode_scalar_chain::convert_insn): Ditto.
779 2016-11-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
781 * gimple-ssa-store-merging.c: Include selftest.h
782 (verify_array_eq): New function.
783 (verify_shift_bytes_in_array): Likewise.
784 (verify_shift_bytes_in_array_right): Likewise.
785 (verify_clear_bit_region): Likewise.
786 (verify_clear_bit_region_be): Likewise.
787 (store_merging_c_tests): Likewise.
788 * selftest.h (store_merging_c_tests): Declare prototype.
789 * selftest-run-tests.c (selftest::run_tests): Run
790 store_merging_c_tests.
792 2016-11-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
794 * config/arm/arm.opt (mold-rtx-costs): Delete.
795 (mnew-generic-costs): Delete.
796 * config/arm/arm-protos.h (struct tune_params): Delete rtx_costs field.
797 * config/arm/arm.c (arm_rtx_costs_1): Delete.
798 (arm_size_rtx_costs): Likewise.
799 (arm_slowmul_rtx_costs): Likewise.
800 (arm_fastmul_rtx_costs): Likewise.
801 (arm_xscale_rtx_costs): Likewise.
802 (arm_9e_rtx_costs): Likewise.
803 (arm_slowmul_tune, arm_fastmul_tune, arm_strongarm_tune,
804 arm_xscale_tune, arm_9e_tune, arm_v6t2_tune, arm_cortex_tune,
805 arm_cortex_a8_tune, arm_cortex_a7_tune, arm_cortex_a15_tune,
806 arm_cortex_a53_tune, arm_cortex_a57_tune, arm_cortex_a9_tune,
807 arm_cortex_a12_tune, arm_v7m_tune, arm_v6m_tune, arm_fa726te_tune
808 arm_cortex_a5_tune, arm_xgene1_tune, arm_marvell_pj4_tune,
809 arm_cortex_a35_tune, arm_exynosm1_tune, arm_cortex_a73_tune,
811 Delete rtx_costs field.
812 (arm_new_rtx_costs): Rename to...
813 (arm_rtx_costs_internal): ... This.
814 (arm_rtx_costs): Remove old way of doing rtx costs.
816 2016-11-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
818 * config/arm/arm.c (arm_slowmul_tune): Use generic_extra_costs.
819 (arm_fastmul_tune): Likewise.
820 (arm_strongarm_tune): Likewise.
821 (arm_xscale_tune): Likewise.
822 (arm_9e_tune): Likewise.
823 (arm_marvell_pj4_tune): Likewise.
824 (arm_v6t2_tune): Likewise.
825 (arm_v6m_tune): Likewise.
826 (arm_fa726te_tune): Likewise.
828 2016-11-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
830 PR tree-optimization/78234
831 * gimple-ssa-store-merging.c (clear_bit_region): Fix off-by-one error
834 2016-11-08 Martin Liska <mliska@suse.cz>
837 * dbgcnt.def: Add new debug counter asan_use_after_scope.
838 * gimplify.c (gimplify_decl_expr): Do not sanitize vars
839 with a value expr. Do not add artificial variables to
840 live_switch_vars. Use the debug counter.
841 (gimplify_target_expr): Use the debug counter.
842 * internal-fn.def: Remove ECF_TM_PURE from ASAN_MARK builtin.
843 * sanitizer.def: Set ATTR_NOTHROW_LEAF_LIST to
844 BUILT_IN_ASAN_CLOBBER_N and BUILT_IN_ASAN_UNCLOBBER_N.
846 2016-11-08 Richard Biener <rguenther@suse.de>
848 * tree-vect-stmts.c (get_group_load_store_type): If the
849 access is aligned do not trigger peeling for gaps.
850 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Do not
851 force alignment of vars with DECL_USER_ALIGN.
853 2016-11-08 James Greenhalgh <james.greenhalgh@arm.com>
855 * config/aarch64/t-aarch64 (aarch64-c.o): Depend on TARGET_H.
857 2016-11-08 Richard Biener <rguenther@suse.de>
859 PR tree-optimization/78205
860 * tree-vect-stmts.c (vectorizable_load): Move check whether
861 we may run into gaps when BB vectorizing SLP permutations ...
862 * tree-vect-slp.c (vect_supported_load_permutation_p): ...
863 here where we can do a more precise check.
865 2016-11-08 Richard Biener <rguenther@suse.de>
867 PR tree-optimization/78224
868 * tree-call-cdce.c (shrink_wrap_one_built_in_call_with_conds):
869 Split the fallthru edge in case its successor may have PHIs.
870 Do not free dominance info.
872 2016-11-07 Jakub Jelinek <jakub@redhat.com>
875 * config/i386/i386.c (ix86_gimple_fold_builtin): Do not adjust
876 EH info even for bzhi and pdep/pext.
878 2016-11-07 Peter Bergner <bergner@vnet.ibm.com>
880 * config.gcc (powerpc*-*-*, rs6000*-*-*): Remove setting of
881 INCLUDE_EXTRA_SPEC for Advance Toolchain builds.
883 2016-11-07 Segher Boessenkool <segher@kernel.crashing.org>
885 * config/rs6000/rs6000.md (div<mode>3): Expand using rs6000_emit_swdiv
887 * config/rs6000/vector.md (div<mode>3): Ditto.
889 2016-11-07 David Edelsohn <dje.gcc@gmail.com>
891 * configure.ac (.hidden): Change to conftest_s string. Provide string
893 (gcc_cv_ld_hidden): Yes for AIX.
894 * configure: Regenerate.
896 * dwarf2asm.c (USE_LINKONCE_INDIRECT): Don't set for AIX (XCOFF).
898 * config/rs6000/rs6000-protos.h (rs6000_asm_weaken_decl): Declare
899 (rs6000_xcoff_asm_output_aligned_decl_common): Declare.
900 * config/rs6000/xcoff.h (TARGET_ASM_GLOBALIZE_DECL_NAME): Define.
901 (ASM_OUTPUT_ALIGNED_DECL_COMMON): Define.
902 (ASM_OUTPUT_ALIGNED_COMMON): Delete.
903 * config/rs6000/rs6000.c (rs6000_init_builtins): Change clog rename
905 (rs6000_xcoff_visibility): New.
906 (rs6000_xcoff_declare_function_name): Add visibility support.
907 (rs6000_xcoff_asm_globalize_decl_name): New.
908 (rs6000_xcoff_asm_output_aligned_decl_common): New.
909 (rs6000_asm_weaken_decl): New.
910 (rs6000_code_end): Disable HIDDEN_LINKONCE on XCOFF.
911 config/rs6000/rs6000.h (ASM_WEAKEN_DECL): Change definition to
914 2016-11-07 Jack Howarth <howarth.at.gcc@gmail.com>
917 * incpath.c: (remove_dup(): Also silently ignore EPERM.
919 2016-11-07 Martin Jambor <mjambor@suse.cz>
921 * tree.c (verify_type_variant): Use pointer comparison to check that
922 TYPE_SIZE_UNIT match.
924 2016-11-07 Jakub Jelinek <jakub@redhat.com>
927 * dse.c (dse_step5): Call scan_reads even if just
928 insn_info->frame_read. Improve and fix dump file messages.
931 * config/i386/i386.c (ix86_expand_sse_cmp): Force dest into
932 cmp_mode argument even for -O0 if cmp_mode != mode and maskcmp.
934 2016-11-07 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
937 * match.pd: Add following two patterns:
938 (x == 0 & y == 0) -> (x | typeof(x)(y)) == 0.
939 (x != 0 | y != 0) -> (x | typeof(x)(y)) != 0.
941 2016-11-07 Bernd Schmidt <bschmidt@redhat.com>
943 * emit-rtl.c (emit_copy_of_insn_after): Duplicate notes in order.
944 * sel-sched-ir.c (create_copy_of_insn_rtx): Likewise.
945 * rtl.h (duplicate_reg_notes): Declare.
946 * rtlanal.c (duplicate_reg_note): New function.
948 PR rtl-optimization/77309
949 * combine.c (make_compound_operation): Allow EQ for IN_CODE, and
950 don't assume an equality comparison for plain COMPARE.
951 (simplify_comparison): Pass a more accurate code to
952 make_compound_operation.
954 2016-11-07 Pat Haugen <pthaugen@us.ibm.com>
956 * target.def (compute_pressure_classes): New target hook.
957 * doc/tm.texi.in: Document it.
958 * doc/tm.texi: Regenerate.
959 * ira.c (setup_pressure_classes): Call target hook if defined.
961 2016-11-07 David Malcolm <dmalcolm@redhat.com>
963 * print-rtl.c (rtx_writer::operand_has_default_value_p): New
965 (rtx_writer::print_rtx): In compact mode, omit trailing operands
966 that have the default values.
967 * print-rtl.h (rtx_writer::operand_has_default_value_p): New
969 * rtl-tests.c (selftest::test_dumping_insns): Remove empty
970 label string from expected dump.
971 (seltest::test_uncond_jump): Remove trailing "(nil)" for REG_NOTES
974 2016-11-07 Jakub Jelinek <jakub@redhat.com>
977 * alias.c (nonoverlapping_memrefs_p): If one decl is
978 FUNCTION_DECL or LABEL_DECL and the other is not, return 1.
980 2016-11-07 Richard Biener <rguenther@suse.de>
983 * config/i386/i386.c (ix86_gimple_fold_builtin): Do not adjust
986 2016-11-07 Richard Biener <rguenther@suse.de>
988 PR tree-optimization/78218
989 * gimple-ssa-store-merging.c
990 (pass_store_merging::terminate_all_aliasing_chains):
991 Drop unused argument, fix alias check to also consider uses.
992 (pass_store_merging::execute): Adjust.
994 2016-11-07 Richard Biener <rguenther@suse.de>
996 PR tree-optimization/78228
997 * tree-ssa-phiopt.c (abs_replacement): Avoid introducing
1000 2016-11-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1003 * config/aarch64/aarch64.md (*tb<optab><mode>1): Use
1004 aarch64_simd_shift_imm_<mode> predicate for operand 1.
1005 (<optab>, ANY_EXTRACT): Use tighter predicates on operands 2 and 3
1006 to restrict them to an appropriate range and add FAIL check if the
1007 region they specify is out of range. Delete useless constraint
1009 (*<optab><mode>, ANY_EXTRACT): Add appropriate predicates on operands
1010 2 and 3 to restrict their range and add pattern predicate.
1012 2016-11-07 Martin Liska <mliska@suse.cz>
1014 * asan.c (enum asan_check_flags): Move the enum to header file.
1015 (asan_init_shadow_ptr_types): Make type creation more generic.
1016 (shadow_mem_size): New function.
1017 (asan_emit_stack_protection): Use newly added ASAN_SHADOW_GRANULARITY.
1018 Rewritten stack unpoisoning code.
1019 (build_shadow_mem_access): Add new argument return_address.
1020 (instrument_derefs): Instrument local variables if use after scope
1021 sanitization is enabled.
1022 (asan_store_shadow_bytes): New function.
1023 (asan_expand_mark_ifn): Likewise.
1024 (asan_sanitize_stack_p): Moved from asan_sanitize_stack_p.
1025 * asan.h (enum asan_mark_flags): Moved here from asan.c
1026 (asan_protect_stack_decl): Protect all declaration that need
1028 (asan_sanitize_use_after_scope): New function.
1029 (asan_no_sanitize_address_p): Likewise.
1030 * cfgexpand.c (partition_stack_vars): Consider
1031 asan_sanitize_use_after_scope in condition.
1032 (expand_stack_vars): Likewise.
1033 * common.opt (-fsanitize-address-use-after-scope): New option.
1034 * doc/invoke.texi (use-after-scope-direct-emission-threshold):
1035 Explain the parameter.
1036 * flag-types.h (enum sanitize_code): Define SANITIZE_USE_AFTER_SCOPE.
1037 * gimplify.c (build_asan_poison_call_expr): New function.
1038 (asan_poison_variable): Likewise.
1039 (gimplify_bind_expr): Generate poisoning/unpoisoning for local
1040 variables that have address taken.
1041 (gimplify_decl_expr): Likewise.
1042 (gimplify_target_expr): Likewise for C++ temporaries.
1043 (sort_by_decl_uid): New function.
1044 (gimplify_expr): Unpoison all variables for a label we can jump
1045 from outside of a scope.
1046 (gimplify_switch_expr): Unpoison variables defined in the switch
1048 (gimplify_function_tree): Clear asan_poisoned_variables.
1049 (asan_poison_variables): New function.
1050 (warn_switch_unreachable_r): Handle IFN_ASAN_MARK.
1051 * internal-fn.c (expand_ASAN_MARK): New function.
1052 * internal-fn.def (ASAN_MARK): Declare.
1053 * opts.c (finish_options): Handle -fstack-reuse if
1054 -fsanitize-address-use-after-scope is enabled.
1055 (common_handle_option): Enable address sanitization if
1056 -fsanitize-address-use-after-scope is enabled.
1057 * params.def (PARAM_USE_AFTER_SCOPE_DIRECT_EMISSION_THRESHOLD):
1059 * params.h: Likewise.
1060 * sancov.c (pass_sanopt::execute): Handle IFN_ASAN_MARK.
1061 * sanitizer.def: Define __asan_poison_stack_memory and
1062 __asan_unpoison_stack_memory functions.
1063 * asan.c (asan_mark_poison_p): New function.
1064 (transform_statements): Handle asan_mark_poison_p calls.
1065 * gimple.c (nonfreeing_call_p): Handle IFN_ASAN_MARK.
1067 2016-11-07 Tamar Christina <tamar.christina@arm.com>
1070 * Makefile.in (SELFTEST_FLAGS): Added -o /dev/null.
1072 2016-11-07 Martin Liska <mliska@suse.cz>
1074 * tree-profile.c (gimple_gen_time_profiler): Set proper type
1075 to time_profiler_counter_ptr.
1077 2016-11-07 Richard Biener <rguenther@suse.de>
1079 PR tree-optimization/37150
1080 * tree-vectorizer.h (vect_transform_slp_perm_load): Add n_perms
1082 * tree-vect-slp.c (vect_supported_load_permutation_p): Adjust.
1083 (vect_analyze_slp_cost_1): Account for the real number of
1084 permutations emitted and for dead loads.
1085 (vect_transform_slp_perm_load): Add n_perms parameter counting
1086 the number of emitted permutations.
1087 * tree-vect-stmts.c (vectorizable_load): Adjust.
1089 2016-11-07 Richard Biener <rguenther@suse.de>
1091 PR tree-optimization/78189
1092 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Fix
1093 alignment computation.
1095 2016-11-06 Kugan Vivekanandarajah <kuganv@linaro.org>
1097 * ipa-cp.c (ipcp_bits_lattice::meet_with): Remove unreachable code.
1099 2016-11-05 Martin Sebor <msebor@redhat.com>
1101 * doc/invoke.texi (Warning Options): Correct typos in -Walloca
1104 2016-11-05 David Edelsohn <dje.gcc@gmail.com>
1108 * ipa-comdats.c (pass_ipa_comdats::gate): Require HAVE_COMDAT_GROUP.
1110 2016-11-04 Jakub Jelinek <jakub@redhat.com>
1113 * alias.c (nonoverlapping_memrefs_p): Return 0 if exprx or expry
1114 doesn't have rtl set.
1116 2016-11-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1118 * config/rs6000/rs6000.c (gimple-ssa.h): New #include.
1119 (TARGET_GIMPLE_FOLD_BUILTIN): Define as
1120 rs6000_gimple_fold_builtin.
1121 (rs6000_gimple_fold_builtin): New function. Add handling for
1122 early expansion of vector addition builtins.
1124 2016-11-04 Eric Botcazou <ebotcazou@adacore.com>
1126 * expr.h (copy_blkmode_from_reg): Delete.
1127 * expr.c (copy_blkmode_from_reg): Make static.
1129 2016-11-04 Eric Botcazou <ebotcazou@adacore.com>
1131 * defaults.h (LOAD_EXTEND_OP): Define if not already defined.
1132 * combine.c (LOAD_EXTEND_OP): Delete.
1133 (simplify_comparison): Fix comment about LOAD_EXTEND_OP.
1134 * cse.c (LOAD_EXTEND_OP): Delete.
1135 * fold-const.c (LOAD_EXTEND_OP): Likewise.
1136 * fwprop.c (free_load_extend): Remove #ifdef LOAD_EXTEND_OP/#endif.
1137 * postreload.c (LOAD_EXTEND_OP): Delete.
1138 * reload.c (push_reload): Remove #ifdef LOAD_EXTEND_OP/#endif.
1139 Convert conditional compilation based on WORD_REGISTER_OPERATIONS.
1140 (find_reloads): Likewise.
1141 * reload1.c (eliminate_regs_1): Likewise.
1142 * rtlanal.c (nonzero_bits1): Remove #ifdef LOAD_EXTEND_OP/#endif.
1143 (num_sign_bit_copies1): Likewise.
1145 2016-11-04 David Malcolm <dmalcolm@redhat.com>
1147 * config/i386/i386.c: Include "selftest.h" and "selftest-rtl.h".
1148 (selftest::ix86_test_dumping_hard_regs): New function.
1149 (selftest::ix86_run_selftests): New function.
1150 (TARGET_RUN_TARGET_SELFTESTS): When CHECKING_P, wire this up to
1151 selftest::ix86_run_selftests.
1152 * doc/tm.texi.in (TARGET_RUN_TARGET_SELFTESTS): New.
1153 * doc/tm.texi: Regenerate
1154 * selftest-rtl.h: New file.
1155 * rtl-tests.c: Include "selftest-rtl.h".
1156 (selftest::assert_rtl_dump_eq): Make non-static.
1157 (ASSERT_RTL_DUMP_EQ): Move to selftest-rtl.h.
1158 (selftest::test_dumping_regs): Update comment.
1159 * selftest-run-tests.c: Include "target.h".
1160 (selftest::run_tests): If non-NULL, call
1161 targetm.run_target_selftests.
1162 * target.def (run_target_selftests): New hook.
1164 2016-11-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
1166 * config/arm/arm-arches.def (armv8-m.main+dsp): Set Cortex-M33 as
1167 representative core for this architecture.
1168 * config/arm/arm-cores.def (cortex-m33): Define new processor.
1169 * config/arm/arm-tables.opt: Regenerate.
1170 * config/arm/arm-tune.md: Likewise.
1171 * config/arm/bpabi.h (BE8_LINK_SPEC): Add Cortex-M33 to the list of
1172 valid -mcpu options.
1173 * doc/invoke.texi (ARM Options): Document new Cortex-M33 processor.
1175 2016-11-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
1177 * config/arm/arm-arches.def (armv8-m.base): Set Cortex-M23 as
1178 representative core for this architecture.
1179 * config/arm/arm-cores.def (cortex-m23): Define new processor.
1180 * config/arm/arm-tables.opt: Regenerate.
1181 * config/arm/arm-tune.md: Likewise.
1182 * config/arm/arm.c (arm_v6m_tune): Add Cortex-M23 to the list of cores
1183 this tuning parameters apply to in the comment.
1184 * config/arm/bpabi.h (BE8_LINK_SPEC): Add Cortex-M23 to the list of
1185 valid -mcpu options.
1186 * doc/invoke.texi (ARM Options): Document new Cortex-M23 processor.
1188 2016-11-04 Bin Cheng <bin.cheng@arm.com>
1190 * fold-const.c (fold_cond_expr_with_comparison): Remove call
1191 to pedantic_non_lvalue_loc. Remove useless code for lvalue
1192 where cond_expr can't be a lvalue.
1194 2016-11-04 Claudiu Zissulescu <claziss@synopsys.com>
1196 * config/arc/arc.c (arc_process_double_reg_moves): Use
1198 * config/arc/arc.md (movsi_insn): Disable unsupported move
1199 instructions for ARCv2 cores.
1200 (movdi): Use prepare_move_operands.
1201 (movsf, movdf): Use move_dest_operand predicate.
1202 * config/arc/constraints.md (Chs): Enable when barrel shifter is
1204 * config/arc/fpu.md (divsf3): Change to divsf3_fpu.
1205 * config/arc/fpx.md (dexcl_3op_peep2_insn): Dx data register is
1207 (dexcl_3op_peep2_insn_nores): Likewise.
1208 * config/arc/arc.h (SHIFT_COUNT_TRUNCATED): Define to one.
1209 (LINK_COMMAND_SPEC): Remove.
1211 2016-11-04 Richard Biener <rguenther@suse.de>
1214 * loop-invariant.c (find_exits): Record entering inner
1215 loops as possibly exiting to handle infinite sub-loops.
1216 * tree-ssa-loop-im.c: Include tree-ssa-loop-niter.h.
1217 (fill_always_executed_in_1): Honor infinite child loops.
1219 2016-11-03 Michael Meissner <meissner@linux.vnet.ibm.com>
1222 * config/rs6000/vsx.md (vsx_extract_<mode>_di): The element number
1223 has already been adjusted for endianness, so don't adjust it any
1227 * config/rs6000/rs6000.h (FLOAT128_IBM_P): Do not allow IFmode or
1228 ICmode unless we have standard PowerPC floating point.
1229 * config/rs6000/rs6000.md (FP iterator): Likewise.
1230 (FMOVE128 iterator): Likewise.
1232 2016-11-03 Jakub Jelinek <jakub@redhat.com>
1233 Alexandre Oliva <aoliva@redhat.com>
1234 Jason Merrill <jason@redhat.com>
1238 * langhooks.h (struct lang_hooks_for_types): Add type_dwarf_attribute
1240 * langhooks.c (lhd_type_dwarf_attribute): New function.
1241 * langhooks-def.h (lhd_type_dwarf_attribute): Declare.
1242 (LANG_HOOKS_TYPE_DWARF_ATTRIBUTE): Define.
1243 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add
1244 LANG_HOOKS_TYPE_DWARF_ATTRIBUTE.
1245 (check_qualified_type, check_aligned_type): Call it.
1246 * dwarf2out.c (modified_type_die): Don't use type_main_variant
1247 for FUNCTION_TYPE or METHOD_TYPE, instead walk over variants with
1248 check_base_type and check_lang_type.
1249 (gen_ptr_to_mbr_type_die): If lookup_type_die is already non-NULL,
1250 return early. For pointer-to-data-member add DW_AT_use_location
1252 (gen_subroutine_type_die): Add DW_AT_{,rvalue_}reference attribute
1254 (gen_type_die_with_usage): Don't use type_main_variant
1255 for FUNCTION_TYPE or METHOD_TYPE, instead walk over variants with
1256 check_base_type and check_lang_type. Formatting fixes. Call
1257 get_debug_type langhook.
1259 2016-11-03 Jason Merrill <jason@redhat.com>
1261 * tree.c (check_lang_type): New.
1262 (check_qualified_type): Use it.
1263 (check_aligned_type): Use it.
1264 * tree.h: Declare it.
1266 2016-11-03 Richard Earnshaw <rearnsha@arm.com>
1268 * config.gcc (arm-wrs-vxworks): Set target_cpu_cname.
1269 (arm*-freebsd*): Likewise.
1270 (arm*-*-netbsdelf*): Likewise.
1271 (arm*-*-linux*): Likewise.
1272 (arm*-*-uclinux*eabi*): Likewise.
1273 (arm*-*-phoenix*): Likewise.
1274 (arm*-*-eabi*, arm*-*-symbianelf*, arm*-*-rtems*): Likewise.
1275 (arm*-*-*): Don't clobber target_cpu_cname when --with-cpu is not
1276 specified. Default to arm6 if target_cpu_cname is not set.
1277 * arm/arm.c (arm_option_override): Simplify logic. Assert that the
1278 default cpu has been correctly configured.
1279 * arm/arm.h (TARGET_CPU_DEFAULT): Delete.
1280 (target_cpus): Delete TARGET_CPU_generic, add TARGET_CPU_num_cores.
1281 * arm/freebsd.h (SUBTARGET_CPU_DEFAULT): Delete.
1282 * arm/linux-eabi.h (SUBTARGET_CPU_DEFAULT): Delete.
1283 * arm/linux-elf.h (SUBTARGET_CPU_DEFAULT): Delete.
1284 * arm/symbian.h (SUBTARGET_CPU_DEFAULT): Delete.
1285 * arm/unknown-elf.h (SUBTARGET_CPU_DEFAULT): Delete.
1287 2016-11-03 Jiong Wang <jiong.wang@arm.com>
1289 * reg-notes.def (CFA_VAL_EXPRESSION): New entry.
1290 * dwarf2cfi.c (dwarf2out_frame_debug_cfa_val_expression): New function.
1291 (dwarf2out_frame_debug): Support REG_CFA_VAL_EXPRESSION.
1292 (output_cfa_loc): Support DW_CFA_val_expression.
1293 (output_cfa_loc_raw): Likewise.
1294 (output_cfi): Likewise.
1295 (output_cfi_directive): Likewise.
1296 * dwarf2out.c (dw_cfi_oprnd1_desc): Support DW_CFA_val_expression.
1297 (dw_cfi_oprnd2_desc): Likewise.
1298 (mem_loc_descriptor): Recognize new pattern generated for value
1301 2016-11-03 Segher Boessenkool <segher@kernel.crashing.org>
1303 PR rtl-optimization/78186
1304 * combine.c (change_zero_ext): Mask the RHS of a zero_extract as
1305 well, when converting to IOR.
1307 2016-11-03 Eric Botcazou <ebotcazou@adacore.com>
1309 * config/sparc/sparc.md (vec_interleave_lowv8qi): Delete.
1310 (vec_interleave_highv8qi): Likewise.
1312 2016-11-03 Martin Liska <mliska@suse.cz>
1314 * profile.c (instrument_values): Fix coding style.
1315 (branch_prob): Use renamed function.
1316 * tree-profile.c (init_ic_make_global_vars): Likewise.
1317 (gimple_init_edge_profiler): Rename to
1318 gimple_init_gcov_profiler.
1319 tree_time_profiler_counter variable declaration.
1320 (gimple_gen_time_profiler): Rewrite to do a direct gimple code
1322 * value-prof.h: Remove an argument.
1324 2016-11-03 Richard Biener <rguenther@suse.de>
1326 * config/rs6000/rs6000.c (rs6000_xcoff_declare_object_name): Use
1327 symtab_node::get_create.
1329 2016-11-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1331 * rtlanal.c (nonzero_bits1): Fix WORD_REGISTER_OPERATIONS condition.
1332 Move comments into more natural position.
1334 2016-11-03 Vineet Gupta <vgupta@synopsys.com>
1336 * config/arc/arc.h (SIZE_TYPE): Define as unsigned int.
1337 (PTRDIFF_TYPE): Define as int.
1339 2016-11-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1341 * ccmp.c (expand_ccmp_expr_1): Adjust.
1342 (expand_ccmp_expr): Likewise.
1343 (expand_ccmp_next): Likewise.
1344 * config/aarch64/aarch64.c (aarch64_gen_ccmp_next): Likewise.
1345 (aarch64_gen_ccmp_first): Likewise.
1346 * doc/tm.texi: Regenerate.
1347 * target.def (gen_ccmp_first): Change argument types to rtx_insn *.
1348 (gen_ccmp_next): Likewise.
1350 2016-11-03 Bin Cheng <bin.cheng@arm.com>
1352 * tree-vect-loop.c (destroy_loop_vec_info): Handle cond_expr.
1353 (vect_is_simple_reduction): Swap cond_reduction by inversion.
1355 2016-11-02 Uros Bizjak <ubizjak@gmail.com>
1357 * config/i386/i386.c (ix86_init_libfuncs): New. Call
1358 darwin_rename_builtins here.
1359 (ix86_expand_divmod_libfunc): New.
1360 (TARGET_INIT_LIBFUNCS): Unconditionally define to ix86_init_libfuncs.
1361 (TARGET_EXPAND_DIVMOD_LIBFUNC): Define.
1363 2016-11-02 Cesar Philippidis <cesar@codesourcery.com>
1364 Nathan Sidwell <nathan@acm.org>
1366 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): Set to zero.
1368 2016-11-02 Max Filippov <jcmvbkbc@gmail.com>
1370 * config/xtensa/xtensa.c (xtensa_output_integer_literal_parts):
1372 (xtensa_output_literal): Use xtensa_output_integer_literal_parts
1373 to format MODE_INT and MODE_PARTIAL_INT literals.
1375 2016-11-02 Segher Boessenkool <segher@kernel.crashing.org>
1378 * config/r6000/rs6000.c (rs6000_get_separate_components): Return
1379 NULL if TARGET_SPE_ABI.
1381 2016-11-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1383 * gimple-ssa-store-merging.c (encode_tree_to_bitpos): Don't forget to
1384 clear padding bits even when they're less than a byte.
1386 2016-11-02 Richard Biener <rguenther@suse.de>
1388 * gimple-ssa-store-merging.c: Include gimplify-me.h.
1389 (imm_store_chain_info::output_merged_stores): Force base_addr
1390 to be proper GIMPLE for a MEM_REF address.
1391 (pass_store_merging::execute): Restrict negative bitpos
1392 handling to non-MEM_REF bases. Remove TREE_THIS_VOLATILE
1393 check. Take into account non-NULL_TREE offset if the base
1394 is already addressable.
1396 2016-11-26 Wilco Dijkstra <wdijkstr@arm.com>
1398 * config/aarch64/aarch64-simd.md (aarch64_crypto_sha1hv4si):
1400 (aarch64_be_crypto_sha1hv4si): New pattern.
1402 2016-11-02 Wilco Dijkstra <wdijkstr@arm.com>
1404 * config/aarch64/aarch64.md (add<mode>3): Remove
1405 redundant code. Don't split frame based additions.
1407 2016-11-02 Richard Biener <rguenther@suse.de>
1409 * gimple-ssa-store-merging.c (struct store_immediate_info): Remove
1410 redundant val and dest members.
1411 (store_immediate_info::store_immediate_info): Adjust.
1412 (merged_store_group::merged_store_group): Adjust.
1413 (merged_store_group::apply_stores): Likewise.
1414 (struct imm_store_chain_info): Add base_addr field.
1415 (imm_store_chain_info::imm_store_chain_info): New constructor.
1416 (imm_store_chain_info::terminate_and_process_chain): Do not pass base.
1417 (imm_store_chain_info::output_merged_store): Likewise. Use
1418 addr_base which is already the address.
1419 (imm_store_chain_info::output_merged_stores): Likewise.
1420 (pass_tree_store_merging::terminate_all_aliasing_chains): Take
1421 imm_store_chain_info instead of base. Fix alias check.
1422 (pass_tree_store_merging::terminate_and_release_chain): Likewise.
1423 (imm_store_chain_info::coalesce_immediate_stores): Adjust.
1424 (pass_store_merging::execute): Refuse to operate on TARGET_MEM_REF.
1425 use the address of the base and adjust for other changes.
1427 2016-11-02 Martin Liska <mliska@suse.cz>
1429 * fold-const-call.c (host_size_t_cst_p): Test whether
1430 t is convertible to size_t.
1432 2016-11-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1434 PR tree-optimization/78170
1435 * gimple-ssa-store-merging.c (encode_tree_to_bitpos): Truncate padding
1436 introduced by native_encode_expr on little-endian as well.
1438 2016-11-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1440 PR tree-optimization/78162
1441 * gimple-ssa-store-merging.c (execute): Mark stores with bitpos < 0
1444 2016-11-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1446 * config/aarch64/aarch64.c (aarch64_register_saved_on_entry): Add
1448 (aarch64_next_callee_save): Likewise.
1449 (aarch64_pushwb_single_reg): Likewise.
1450 (aarch64_gen_storewb_pair): Likewise.
1451 (aarch64_push_regs): Likewise.
1452 (aarch64_gen_loadwb_pair): Likewise.
1453 (aarch64_pop_regs): Likewise.
1454 (aarch64_gen_store_pair): Likewise.
1455 (aarch64_gen_load_pair): Likewise.
1456 (aarch64_save_callee_saves): Likewise.
1457 (aarch64_restore_callee_saves): Likewise.
1459 2016-11-02 Richard Biener <rguenther@suse.de>
1461 PR tree-optimization/78035
1462 PR tree-optimization/77964
1463 * gimple-pretty-print.c (pp_points_to_solution): Print
1464 vars_contains_interposable.
1465 * tree-ssa-alias.c: Include varasm.h.
1466 (ptrs_compare_unequal): Check vars_contains_interposable and
1467 decl_binds_to_current_def_p.
1468 (dump_points_to_solution): Dump vars_contains_interposable.
1469 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_interposable
1471 * tree-ssa-structalias.c: Include varasm.h.
1472 (set_uids_in_ptset): Record whether vars contains a
1473 not decl_binds_to_current_def_p variable in vars_contains_interposable.
1474 (ipa_escaped_pt): Update initializer.
1476 2016-11-02 Richard Biener <rguenther@suse.de>
1478 PR tree-optimization/78047
1479 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Initialize
1480 fake field at offset zero conservatively regarding to may_have_pointers.
1482 2016-11-02 Richard Biener <rguenther@suse.de>
1484 * tree-vrp.c (evrp_dom_walker::before_dom_children): Call
1485 infer_value_range on stmt ops and update value-ranges.
1486 Dump visited stmts and blocks.
1487 (evrp_dom_walker::push_value_range): Dump changes.
1488 (evrp_dom_walker::pop_value_range): Likewise.
1489 (evrp_dom_walker::try_find_new_range): Avoid noop changes.
1491 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1493 * emit-rtl.c (prev_nonnote_insn_bb): Change argument type to
1495 * rtl.h (prev_nonnote_insn_bb): Adjust prototype.
1497 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1499 * cfgrtl.c (delete_insn_chain): Change argument type to rtx_insn *
1500 and adjust for that.
1501 * cfgrtl.h (delete_insn_chain): Adjust prototype.
1503 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1505 * config/rl78/rl78.c (gen-and_emit_move): Change argument type
1507 (transcode_memory_rtx): Likewise.
1508 (move_to_acc): Likewise.
1509 (move_from_acc): Likewise.
1510 (move_acc_to_reg): Likewise.
1511 (move_to_x): Likewise.
1512 (move_to_hl): Likewise.
1513 (move_to_de): Likewise.
1514 * config/rs6000/rs6000.c (emit_frame_save): Likewise.
1515 (rs6000_emit_savres_rtx): Likewise.
1516 (rs6000_emit_prologue): Likewise.
1517 * reorg.c (update_reg_unused_notes): Likewise.
1518 * rtl.h (remove_note): Adjust prototype.
1519 * rtlanal.c (remove_note): Make argument type rtx_insn *.
1521 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1523 * config/alpha/alpha.c (alpha_legitimize_address_1): Split up
1524 variables so some can be rtx_insn *.
1525 (alpha_emit_xfloating_libcall): Likewise.
1526 * config/mips/mips.c (mips_call_tls_get_addr): Likewise.
1527 (mips_legitimize_tls_address): Likewise.
1528 * optabs.c (expand_binop): Likewise.
1529 * reload1.c (gen_reload): Likewise.
1531 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1533 * reorg.c (relax_delay_slots): Split up the trial variable.
1535 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1537 * config/arc/arc.c (arc_emit_call_tls_get_addr): Make the type
1538 of variables rtx_insn *.
1539 * config/arm/arm.c (arm_call_tls_get_addr): Likewise.
1540 (legitimize_tls_address): Likewise.
1541 * config/bfin/bfin.c (hwloop_optimize): Likewise.
1542 (bfin_gen_bundles): Likewise.
1543 * config/c6x/c6x.c (reorg_split_calls): Likewise.
1544 (c6x_reorg): Likewise.
1545 * config/frv/frv.c (frv_reorder_packet): Likewise.
1546 * config/i386/i386.c (ix86_split_idivmod): Likewise.
1547 * config/ia64/ia64.c (ia64_expand_compare): Likewise.
1548 * config/m32c/m32c.c (m32c_prepare_shift): Likewise.
1549 * config/mn10300/mn10300.c: Likewise.
1550 * config/rl78/rl78.c: Likewise.
1551 * config/s390/s390.c (s390_fix_long_loop_prediction): Likewise.
1552 * config/sh/sh-mem.cc (sh_expand_cmpstr): Likewise.
1553 (sh_expand_cmpnstr): Likewise.
1554 (sh_expand_strlen): Likewise.
1555 (sh_expand_setmem): Likewise.
1556 * config/sh/sh.md: Likewise.
1557 * emit-rtl.c (emit_pattern_before): Likewise.
1558 * except.c: Likewise.
1559 * final.c: Likewise.
1562 2016-11-01 Jason Merrill <jason@redhat.com>
1564 * tree-inline.c (copy_tree_body_r): Only copy the taken branch of
1565 a COND_EXPR with constant condition.
1567 2016-11-01 Jakub Jelinek <jakub@redhat.com>
1569 * dwarf2out.c (gen_variable_die): Remove again origin_die variable
1570 and its initialization.
1572 2016-11-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1574 * dwarf2out.c (output_rnglists): Wrap basebuf, len in
1577 2016-11-01 Jakub Jelinek <jakub@redhat.com>
1579 * dwarf2out.c (add_name_and_src_coords_attributes): Add NO_LINKAGE_NAME
1580 argument, don't call add_linkage_name if it is true.
1581 (gen_variable_die): For C++ inline static data members, consider the
1582 initial call when old_die is NULL to be declaration and call
1583 add_name_and_src_coords_attributes in that case with true as
1584 NO_LINKAGE_NAME. Add DW_AT_inline attribute if needed.
1585 (gen_member_die): For C++ inline static data members, emit a
1586 definition DIE right away in DW_TAG_compile_unit context.
1588 2016-11-01 John David Anglin <danglin@gcc.gnu.org>
1591 * config/pa/pa.md: Add new shift/add patterns to handle
1592 (plus (mult (reg) (mem_shadd_operand)) (reg)) source operand.
1594 2016-11-01 Max Filippov <jcmvbkbc@gmail.com>
1596 * config/xtensa/xtensa-protos.h
1597 (xtensa_use_return_instruction_p): New prototype.
1598 * config/xtensa/xtensa.c (xtensa_current_frame_size,
1599 xtensa_callee_save_size): Remove.
1600 (struct machine_function): Add new fields: current_frame_size,
1601 callee_save_size, frame_laid_out and epilogue_done.
1602 (compute_frame_size, xtensa_expand_prologue,
1603 xtensa_expand_epilogue): Replace xtensa_callee_save_size with
1604 cfun->machine->callee_save_size and xtensa_current_frame_size
1605 with cfun->machine->current_frame_size.
1606 (compute_frame_size): Update cfun->machine->frame_laid_out and
1607 don't update frame layout after reload completion.
1608 (xtensa_expand_epilogue): Set cfun->machine->epilogue_done
1609 instead of zeroing xtensa_current_frame_size.
1610 (xtensa_use_return_instruction_p): New function.
1611 * config/xtensa/xtensa.h (xtensa_current_frame_size): Remove
1613 (INITIAL_ELIMINATION_OFFSET): Use return value of
1614 compute_frame_size instead of xtensa_current_frame_size value.
1615 * config/xtensa/xtensa.md ("return" pattern): Use new predicate
1616 function xtensa_use_return_instruction_p instead of inline code.
1618 2016-11-01 Jakub Jelinek <jakub@redhat.com>
1620 * tree.h (BLOCK_IN_COLD_SECTION_P): Define.
1621 * final.c (final_scan_insn): Set BLOCK_IN_COLD_SECTION_P.
1622 * dwarf2out.c (rnglist_idx): New variable.
1623 (struct dw_ranges): Add label, idx and maybe_new_sec fields.
1624 (DEBUG_RNGLISTS_SECTION): Define.
1625 (ranges_base_label): New variable.
1626 (size_of_die) <case dw_val_class_range_list>: If using
1627 DW_FORM_rnglistx, count size of uleb128 of range list index.
1628 (value_format) <case dw_val_class_range_list>: For
1629 -gdwarf-5 -gsplit-dwarf return DW_FORM_rnglistx.
1630 (output_range_list_offset): Handle -gdwarf-5 .debug_rnglists
1631 offsets. Multiply dwarf < 5 offsets by 2 * DWARF_ADDR_SIZE.
1632 (add_ranges_num): Remove useless prototype. Don't multiply
1633 by 2 * DWARF2_ADDR_SIZE. Add maybe_new_sec argument, adjust
1634 for new fields added to dw_ranges struct.
1635 (add_ranges): Add maybe_new_sec argument and pass it
1636 through to add_ranges_num.
1637 (note_rnglist_head): New function.
1638 (add_ranges_by_labels): Pass true as maybe_new_sec to
1639 add_ranges_num, call note_rnglist_head on the head of the list.
1640 (output_ranges): Add function comment. Switch to
1641 .debug_ranges section here and emit .Ldebug_ranges0 label.
1642 (index_rnglists, output_rnglists): New functions.
1643 (gen_subprogram_die): Formatting fixes.
1644 (add_high_low_attributes): Don't divide offsets
1645 by 2 * DWARF2_ADDR_SIZE. Call note_rnglist_head on the
1646 first list element or when pointing into the middle of
1647 a list. Pass true as second argument to add_ranges on the
1648 first block fragment after cold/hot section switch.
1649 (init_sections_and_labels): For -gdwarf-5 use .debug_rnglists
1650 section instead of .debug_ranges. Initialize
1651 ranges_base_label if -gdwarf-5 -gsplit-dwarf.
1652 (dwarf2out_finish): For -gdwarf-5 -gsplit-dwarf call
1653 index_rnglists and add DW_AT_rnglists_base attr. Don't switch
1654 to dwarf_ranges_section here or emit .Ldebug_ranges0 label.
1655 Call output_rnglists for -gdwarf-5.
1656 (dwarf2out_c_finalize): Clear rnglist_idx.
1658 2016-11-01 Fritz Reese <fritzoreese@gmail.com>
1660 * combine.c (simplify_compare_const): Add gcc_fallthrough.
1662 2016-11-01 Bilyan Borisov <bilyan.borisov@arm.com>
1663 Tamar Christina <tamar.christina@arm.com>
1665 * config/arm/arm-c.c (arm_cpu_builtins): New macro definition.
1666 * config/arm/arm_neon.h (vmaxnm_f32): New intrinsinc.
1667 (vmaxnmq_f32): Likewise.
1668 (vminnm_f32): Likewise.
1669 (vminnmq_f32): Likewise.
1670 * config/arm/arm_neon_builtins.def (vmaxnm): New builtin.
1672 * config/arm/neon.md (neon_<fmaxmin_op><mode>, VCVTF): New
1675 2016-10-31 Michael Meissner <meissner@linux.vnet.ibm.com>
1677 * config/rs6000/vsx.md (VSX_EXTRACT_FL): New iterator for all
1678 binary floating point types supported by the hardware except for
1680 (vsx_xvcvsxwdp_df): Provide scalar result alternative to the
1681 vector instruction for optimizing extracting a SImode from a
1682 V4SImode vector and converting it to floating point.
1683 (vsx_xvcvuxwdp_df): Likewise.
1684 (vsx_extract_si): On ISA 3.0, allow extract target and temporary
1685 registers to be any VSX register. Move stores to the end of the
1687 (vsx_extract_si_<uns>float_df): New combiner pattern and splitter
1688 to optimize extracting a SImode from a V4SImode vector and
1689 converting it to a binary floating point type supported by the
1690 hardware. Use the vector converts instead of extracting the
1691 element, sign extending it, and then converting it to double.
1692 Other floating point types than double first convert to double,
1693 then the double is converted to that type.
1694 (vsx_extract_si_<uns>float_<mode>): Likewise.
1696 2016-10-31 Andrew Pinski <apinski@cavium.com>
1698 * config/aarch64/driver-aarch64.c (host_detect_local_cpu):
1699 Rewrite handling of part num to handle the case where
1700 multiple implementers share the same part num.
1702 2016-10-31 Jan Kratochvil <jan.kratochvil@redhat.com>
1703 Jakub Jelinek <jakub@redhat.com>
1705 * dwarf2out.c (DWARF_COMPILE_UNIT_HEADER_SIZE): Adjust for -gdwarf-5.
1706 (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): Likewise.
1708 2016-10-31 Jakub Jelinek <jakub@redhat.com>
1710 * dwarf2out.c (dwarf_AT): Handle DW_AT_dwo_name.
1711 (use_debug_types): Adjust comment for DWARF5 DW_UT_type units.
1712 (new_die): Handle DW_TAG_skeleton_unit like DW_TAG_compile_unit.
1713 (is_cu_die, is_unit_die): Likewise.
1714 (should_move_die_to_comdat, break_out_comdat_types): Adjust
1715 comments for DWARF5 DW_UT_type units.
1716 (output_compilation_unit_header): Add UT argument, output
1717 start of DWARF5 .debug_info section header.
1718 (output_comp_unit): Add dwo_id argument. Adjust
1719 output_compilation_unit_header caller, for DW_UT_split_compile
1720 emit dwo_id field, otherwise padding1. Emit padding2 field.
1721 (add_top_level_skeleton_die_attrs): Add DW_AT_dwo_name
1722 rather than DW_AT_GNU_dwo_name attr for -gdwarf-5.
1723 (output_skeleton_debug_sections): Add dwo_id argument, for
1724 -gdwarf-5 emit DWARF 5 DW_UT_skeleton header.
1725 (output_comdat_type_unit): For -gdwarf-5 emit .debug_info
1726 DW_UT_type or DW_UT_split_type units rather than .debug_types.
1727 (dwarf2out_finish): Use DW_TAG_skeleton_unit rather than
1728 DW_TAG_compile_unit for skeleton unit die. Don't add
1729 DW_AT_GNU_dwo_id attributes for -gdwarf-5, instead pass checksum
1730 address to output_comp_unit and output_skeleton_debug_sections.
1732 * dwarf2out.c (debug_line_str_section): New variable.
1733 (debug_line_str_hash): Likewise.
1734 (DEBUG_LINE_STR_SECTION): Define.
1735 (set_indirect_string): Handle DW_FORM_line_strp like
1737 (find_string_form): Fix up formatting.
1738 (size_of_die): Handle DW_FORM_line_strp like DW_FORM_strp.
1740 (output_die): Handle DW_FORM_line_strp.
1741 (DWARF5_USE_DEBUG_LINE_STR): Define.
1742 (output_line_string): New function.
1743 (output_file_names): Add -gdwarf-5 support.
1744 (output_line_info): Likewise.
1745 (init_sections_and_labels): Initialize debug_line_str_section.
1746 (output_indirect_string): Change 2nd argument from void *
1747 to enum dwarf_form form, compare with form rather than
1749 (output_indirect_strings): Pass DW_FORM_strp to
1750 output_indirect_string traversion.
1751 (dwarf2out_finish): Output .debug_line_str strings.
1752 (dwarf2out_c_finalize): Clear debug_line_str_section and
1753 debug_line_str_hash.
1755 2016-10-31 Tom Tromey <tom@tromey.com>
1758 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_form_tls_address.
1759 (resolve_args_picking_1): Move DW_OP_form_tls_address case next to
1760 DW_OP_GNU_push_tls_address case.
1761 (loc_list_from_tree_1): Use DW_OP_form_tls_address.
1763 2016-10-31 Jakub Jelinek <jakub@redhat.com>
1765 * dwarf2out.h (struct dw_loc_descr_node): Adjust comment
1766 for frame_offset_rel bit.
1767 (struct array_descr_info): Add rank field.
1768 * dwarf2out.c (struct loc_descr_context): Add placeholder_arg
1769 and placeholder_seen fields.
1770 (resolve_args_picking_1): Handle also frame_offset_rel DW_OP_dup
1771 and DW_OP_over. Optimize DW_OP_pick 0 into DW_OP_dup and
1772 DW_OP_pick 1 into DW_OP_over.
1773 (function_to_dwarf_procedure, type_byte_size, field_byte_offset,
1774 gen_variant_part): Clear placeholder_{arg,seen}.
1775 (loc_list_from_tree_1): Drop const from context argument.
1776 Handle integral PLACEHOLDER_EXPR if context->placeholder_arg.
1777 (loc_list_for_address_of_addr_expr_of_indirect_ref,
1778 loc_list_from_tree, loc_descriptor_from_tree): Drop const from
1780 (add_scalar_info): Drop const from context argument. Handle
1781 context->placeholder_arg.
1782 (add_bound_info): Drop const from context argument.
1783 (gen_descr_array_type_die): Drop const from ctx variable.
1784 Initialize placeholder_arg and placeholder_seen. Add DW_AT_rank
1785 attribute and use a single DW_TAG_generic_subrange instead of
1786 7 DW_TAG_subrange_type for assumed rank arrays.
1788 * dwarf2out.h (enum dw_val_class): Add dw_val_class_loclistsptr.
1789 * dwarf2out.c (struct dw_loc_list_struct): Change emitted field
1790 from bool to 1-bit uchar bitfield. Add num_assigned and
1791 offset_emitted bitfields.
1792 (dw_val_equal_p): Compare v.val_lbl_id rather than v.val_unsigned
1793 for dw_val_class_lineptr and dw_val_class_macptr. Handle
1794 dw_val_class_loclistsptr.
1795 (new_addr_loc_descr): Fix up formatting.
1796 (DEBUG_LOCLISTS_SECTION, DEBUG_DWO_LOCLISTS_SECTION): Define.
1797 (add_AT_low_high_pc): Fix up formatting.
1798 (add_AT_loclistsptr): New function.
1799 (AT_lbl): Allow dw_val_class_loclistsptr.
1800 (print_dw_val, attr_checksum, attr_checksum_ordered, same_dw_val_p):
1801 Handle dw_val_class_loclistsptr.
1802 (loc_list_idx): New variable.
1803 (output_loclists_offsets, assign_location_list_indexes): New
1805 (size_of_die): For dw_val_class_loc_list -gsplit-dwarf -gdwarf-5
1806 add size_of_uleb128 of the index. Drop never used
1807 dwarf_split_debug_info AT_index handling. Handle
1808 dw_val_class_loclistsptr.
1809 (value_format): Return DW_FORM_loclistsx for dw_val_class_loc_list
1810 if -gsplit-dwarf -gdwarf-5. Handle dw_val_class_loclistsptr.
1811 (output_loc_list): Handle DWARF 5 .debug_loclists* format.
1812 (output_loc_list_offset): Handle -gsplit-dwarf -gdwarf-5
1813 DW_FORM_loclistx indexes.
1814 (output_attr_index_or_value): Fix up formatting. Don't handle
1815 dw_val_class_loc_list here.
1816 (output_die): Formatting fixes. Handle dw_val_class_loclistsptr.
1817 For dw_val_class_loc_list call output_loc_list_offset rather than
1818 output_attr_index_or_value.
1819 (init_sections_and_labels): For -gdwarf-5 use .debug_loclists
1820 or .debug_loclists.dwo section name for debug_loc_section.
1821 (resolve_addr_in_expr): Formatting fix.
1822 (index_location_lists): Likewise.
1823 (dwarf2out_finish): If there are any location lists, for
1824 -gsplit-dwarf -gdwarf-5 add DW_AT_loclists_base attribute. Call
1825 index_location_lists only if have_location_lists. Call
1826 assign_location_list_indexes for -gsplit-dwarf -gdwarf-5. Emit
1827 .debug_loclists{,.dwo} section header for -gdwarf-5, for -gdwarf-5
1828 -gsplit-dwarf also emit offset table.
1830 * dwarf2out.c (DWARF_LARGEST_DATA_FORM_BITS): Define.
1831 (size_of_die, value_format, output_die): Use
1832 DW_FORM_data16 for 128-bit dw_val_class_const_double or
1833 dw_val_class_wide_int.
1835 * dwarf2out.c (dwarf_op): Renamed to ...
1836 (dwarf_OP): ... this.
1837 (convert_descriptor_to_mode, scompare_loc_descriptor,
1838 minmax_loc_descriptor, typed_binop, mem_loc_descriptor,
1839 implicit_ptr_descriptor, optimize_one_addr_into_implicit_ptr): Adjust
1841 (dwarf_AT, dwarf_TAG): New functions.
1842 (check_die): Disallow DW_AT_call_all_calls next to
1843 DW_AT_GNU_all_call_sites.
1844 (gen_call_site_die): Use dwarf_TAG and dwarf_AT with DWARF 5 tag
1845 and attributes instead of the corresponding GNU tag and attributes.
1846 (gen_subprogram_die): Likewise. Emit call site information even
1847 for -gdwarf-5 -gstrict-dwarf. Replace DW_AT_GNU_defaulted with
1848 DW_AT_defaulted in comment.
1849 (resolve_addr): Handle DW_AT_call_origin attribute on
1850 DW_TAG_call_site DIE like DW_AT_abstract_origin on
1851 DW_TAG_GNU_call_site DIE.
1853 * dwarf2out.c (dwarf_op): New function.
1854 (size_of_loc_descr): Handle DW_OP_{implicit_pointer,entry_value},
1855 DW_OP_{const,regval,deref}_type and DW_OP_{convert,reinterpret}.
1856 (output_loc_operands, output_loc_operands_raw): Likewise.
1857 (resolve_args_picking_1, prune_unused_types_walk_loc_descr,
1858 mark_base_types, hash_loc_operands, compare_loc_operands): Likewise.
1859 (resolve_addr_in_expr): Likewise. Only punt for !dwarf_strict
1860 if dwarf_version < 5.
1861 (convert_descriptor_to_mode): Use dwarf_op (DW_OP_xxx) instead of
1863 (scompare_loc_descriptor, ucompare_loc_descriptor,
1864 minmax_loc_descriptor, typed_binop, mem_loc_descriptor,
1865 implicit_ptr_descriptor, optimize_one_addr_into_implicit_ptr,
1866 optimize_location_into_implicit_ptr): Likewise. Only punt for
1867 !dwarf_strict if dwarf_version < 5.
1868 (string_cst_pool_decl): Adjust comment.
1869 (non_dwarf_expression): Handle DW_OP_implicit_pointer.
1871 * dwarf2out.h (enum dw_val_class): Add dw_val_class_const_implicit,
1872 dw_val_class_unsigned_const_implicit and dw_val_class_file_implicit.
1873 (struct dw_val_node): Add val_file_implicit field.
1874 * dwarf2out.c (dw_val_equal_p, print_dw_val, attr_checksum,
1875 attr_checksum_ordered, same_dw_val_p, size_of_die, value_format,
1876 output_die): Handle dw_val_class_const_implicit,
1877 dw_val_class_unsigned_const_implicit and dw_val_class_file_implicit.
1878 (abbrev_die_table): Change into va_gc vec.
1879 (abbrev_die_table_allocated, abbrev_die_table_in_use,
1880 ABBREV_DIE_TABLE_INCREMENT): Remove.
1881 (AT_int, AT_unsigned, AT_file): Allow dw_val_class_*_implicit.
1882 (abbrev_opt_start, abbrev_usage_count, sorted_abbrev_dies): New
1884 (build_abbrev_table): Adjust for abbrev_die_table being a va_gc vec.
1885 If abbrev_opt_start, fill in abbrev_usage_count and abbrev_dies
1887 (die_abbrev_cmp, optimize_implicit_const, optimize_abbrev_table): New
1889 (output_die_abbrevs): For DW_FORM_implicit_const emit sleb128 with
1891 (output_abbrev_section): Adjust for abbrev_die_table being a va_gc
1893 (output_comp_unit): Initialize abbrev_opt_start if emitting the main
1894 unit. Call optimize_abbrev_table.
1895 (dwarf2out_init, dwarf2out_finish, dwarf2out_c_finalize): Adjust for
1896 abbrev_die_table being a va_gc vec.
1898 PR tree-optimization/77860
1899 * tree-ssa-reassoc.c (eliminate_using_constants): Handle
1900 also integral complex and vector constants.
1902 * dwarf2out.c (dwarf2out_define, dwarf2out_undef, output_macinfo_op,
1903 optimize_macinfo_range, save_macinfo_strings): Replace
1904 DW_MACRO_GNU_* constants with corresponding DW_MACRO_* constants.
1905 (output_macinfo): Likewise. Emit .debug_macro* rather than
1906 .debug_macinfo* even for -gstrict-dwarf -gdwarf-5.
1907 (init_sections_and_labels): Use .debug_macro* labels rather than
1908 .debug_macinfo* labels even for -gstrict-dwarf -gdwarf-5.
1909 (dwarf2out_finish): Use DW_AT_macros instead of DW_AT_macro_info
1910 or DW_AT_GNU_macros for -gdwarf-5.
1912 2016-10-31 Waldemar Brodkorb <wbx@openadk.org>
1914 * config/microblaze/linux.h (UCLIBC_DYNAMIC_LINKER): Define.
1916 2016-09-11 Le-Chun Wu <lcwu@google.com>
1917 Mark Wielaard <mjw@redhat.com>
1919 * common.opt (Wshadow=global): New option. Default for -Wshadow.
1920 (Wshadow=local): New option.
1921 (Wshadow-local): Hidden alias for -Wshadow=local.
1922 (Wshadow=compatible-local): New option.
1923 (Wshadow-compatible-local): Hidden alias for
1924 -Wshadow=compatible-local.
1925 * doc/invoke.texi: Document Wshadow=global, Wshadow=local and
1926 Wshadow=compatible-local.
1928 2016-10-31 Bin Cheng <bin.cheng@arm.com>
1930 * tree-vect-slp.c (vect_get_and_check_slp_defs): New parameter SWAP.
1931 Check slp defs for COND_EXPR by swapping/inverting operands if the
1932 new parameter SWAP indicates so.
1933 (vect_build_slp_tree_1): New parameter SWAP. Check COND_EXPR stmt
1934 is isomorphic to the first stmt via swapping/inverting. Store swap
1935 information in the new parameter SWAP.
1936 (vect_build_slp_tree): New local array SWAP and pass it to function
1937 vect_build_slp_tree_1. Cleanup result handling code for function
1938 call to vect_get_and_check_slp_defs. Skip operand swapping if the
1939 order of operands has been fixed as indicated by SWAP[i].
1941 2016-10-31 Bin Cheng <bin.cheng@arm.com>
1943 * tree-vect-data-refs.c (vect_slp_analyze_node_dependences): Skip
1944 unnecessary data dependence check after visited store stmt.
1946 2016-10-30 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1948 PR tree-optimization/71915
1949 PR tree-optimization/71490
1950 * gimple-ssa-strength-reduction.c (struct slsr_cand_d): Add
1952 (find_basis_for_base_expr): Require stride types to match when
1954 (alloc_cand_and_find_basis): Record the stride type.
1955 (slsr_process_phi): Pass stride type to alloc_cand_and_find_basis.
1956 (backtrace_base_for_ref): Pass types to legal_cast_p_1 rather than
1957 the expressions having those types.
1958 (slsr_process_ref): Pass stride type to alloc_cand_and_find_basis.
1959 (create_mul_ssa_cand): Likewise.
1960 (create_mul_imm_cand): Likewise.
1961 (create_add_ssa_cand): Likewise.
1962 (create_add_imm_cand): Likewise.
1963 (legal_cast_p_1): Change interface to accept types rather than the
1964 expressions having those types.
1965 (legal_cast_p): Pass types to legal_cast_p_1.
1966 (slsr_process_cast): Pass stride type to
1967 alloc_cand_and_find_basis.
1968 (slsr_process_copy): Likewise.
1969 (dump_candidate): Display stride type when a cast exists.
1970 (create_add_on_incoming_edge): Introduce a cast when necessary for
1972 (analyze_increments): Change the code checking for invalid casts
1973 to rely on the stride type, and update the documentation and
1974 example. Change the code checking for pointer multiplies to rely
1976 (insert_initializers): Introduce a cast when necessary for the
1977 stride type. Use the stride type for the type of the initializer.
1979 2016-10-30 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
1981 * config/arm/arm.c (arm_const_not_ok_for_debug_p): Use VAR_P.
1983 2016-10-29 Jakub Jelinek <jakub@redhat.com>
1985 PR rtl-optimization/77919
1986 * expr.c (expand_expr_real_1) <normal_inner_ref>: Only avoid forcing
1987 into memory if both modes are complex and their inner modes have the
1988 same precision. If the two modes are different complex modes, convert
1989 each part separately and generate a new CONCAT.
1991 2016-10-29 John David Anglin <danglin@gcc.gnu.org>
1993 * config/pa/pa64-hpux.h (FINI_SECTION_ASM_OP): Define to null string.
1995 2016-10-29 Jakub Jelinek <jakub@redhat.com>
1998 * gimple-ssa-store-merging.c
1999 (imm_store_chain_info::output_merged_store): Use build_aligned_type
2000 instead of SET_TYPE_ALIGN on shared integral type.
2002 2016-10-29 John David Anglin <danglin@gcc.gnu.org>
2004 * config/pa/pa.h (BIGGEST_ALIGNMENT): Adjust comment.
2005 (MALLOC_ABI_ALIGNMENT): Define to 128 on all targets except SOM.
2008 2016-10-28 Jeff Law <law@redhat.com>
2010 * config/vax/vax.h (REGNO_REG_CLASS): Access the REGNO argument.
2011 * config/spu/spu.h (REGNO_REG_CLASS): Likewise.
2013 2016-10-28 Eric Botcazou <ebotcazou@adacore.com>
2015 * doc/sourcebuild.texi (Ada Tests): Remove mention of gcc chapter.
2017 2016-10-28 Eric Botcazou <ebotcazou@adacore.com>
2019 * target.def (min_arithmetic_precision): New hook.
2020 * doc/tm.texi.in (Misc): Add TARGET_MIN_ARITHMETIC_PRECISION.
2021 * doc/tm.texi: Regenerate.
2022 * internal-fn.c (expand_arith_overflow): Adjust handling of target
2023 dependent support by means of TARGET_MIN_ARITHMETIC_PRECISION.
2024 * targhooks.c (default_min_arithmetic_precision): New function.
2025 * targhooks.h (default_min_arithmetic_precision): Declare.
2026 * config/sparc/sparc.c (TARGET_MIN_ARITHMETIC_PRECISION): Define.
2027 (sparc_min_arithmetic_precision): New function.
2029 2016-10-28 Segher Boessenkool <segher@kernel.crashing.org>
2032 * combine.c (change_zero_ext): Handle zero_ext of hard registers.
2033 Swap commutative operands in new RTL if needed. Handle zero_ext
2035 (recog_for_combine): Pass *pnewpat to change_zero_ext instead of
2038 2016-10-28 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
2039 Kugan Vivekanandarajah <kuganv@linaro.org>
2040 Jim Wilson <jim.wilson@linaro.org>
2042 PR tree-optimization/43721
2043 * target.def: New hook expand_divmod_libfunc.
2044 * doc/tm.texi.in: Add hook for TARGET_EXPAND_DIVMOD_LIBFUNC.
2045 * doc/tm.texi: Regenerate.
2046 * internal-fn.def: Add new entry for DIVMOD ifn.
2047 * internal-fn.c (expand_DIVMOD): New.
2048 * tree-ssa-math-opts.c: Include optabs-libfuncs.h, tree-eh.h,
2050 (widen_mul_stats): Add new field divmod_calls_inserted.
2051 (target_supports_divmod_p): New.
2052 (divmod_candidate_p): Likewise.
2053 (convert_to_divmod): Likewise.
2054 (pass_optimize_widening_mul::execute): Call calculate_dominance_info,
2055 renumber_gimple_stmt_uids at beginning of function. Call
2056 convert_to_divmod and record stats for divmod.
2057 * config/arm/arm.c (arm_expand_divmod_libfunc): Override hook
2058 TARGET_EXPAND_DIVMOD_LIBFUNC.
2059 * doc/sourcebuild.texi: Add items for arm_divmod_simode, divmod,
2062 2016-10-28 Eric Botcazou <ebotcazou@adacore.com>
2063 Segher Boessenkool <segher@kernel.crashing.org>
2065 * dojump.c (do_jump_by_parts_greater_rtx): Invert probability when
2066 swapping the arms of the branch.
2067 * internal-fn.c (expand_addsub_overflow): Use a straight-line code
2068 sequence for the generic signed-signed-signed case.
2070 2016-10-28 Jeff Law <law@redhat.com>
2072 * config/bfin/bfin.c (bfin_legitimate_address_p): Add missing
2074 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
2076 2016-10-28 Segher Boessenkool <segher@kernel.crashing.org>
2078 PR rtl-optimization/78029
2079 * function.c (prologue_contains, epilogue_contains): New functions.
2080 (record_prologue_seq, record_epilogue_seq): New functions.
2081 * function.h (prologue_contains, epilogue_contains,
2082 record_prologue_seq, record_epilogue_seq): New declarations.
2083 * sched-deps.c (sched_analyze_insn): Make dependencies to prevent
2084 mixing prologue and epilogue insns.
2085 (init_deps): Initialize the new fields in struct deps_desc.
2086 * sched-int.h (struct deps_desc): New fields last_prologue,
2087 last_epilogue, and last_logue_was_epilogue.
2088 * shrink-wrap.c (emit_common_heads_for_components): Record all
2089 emitted prologue and epilogue insns.
2090 (emit_common_tails_for_components): Ditto.
2091 (insert_prologue_epilogue_for_components): Ditto.
2093 2016-10-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2096 * Makefile.in (OBJS): Add gimple-ssa-store-merging.o.
2097 * common.opt (fstore-merging): New Optimization option.
2098 * opts.c (default_options_table): Add entry for
2099 OPT_ftree_store_merging.
2100 * fold-const.h (can_native_encode_type_p): Declare prototype.
2101 * fold-const.c (can_native_encode_type_p): Define.
2102 * params.def (PARAM_STORE_MERGING_ALLOW_UNALIGNED): Define.
2103 (PARAM_MAX_STORES_TO_MERGE): Likewise.
2104 * timevar.def (TV_GIMPLE_STORE_MERGING): New timevar.
2105 * passes.def: Insert pass_tree_store_merging.
2106 * tree-pass.h (make_pass_store_merging): Declare extern
2108 * gimple-ssa-store-merging.c: New file.
2109 * doc/invoke.texi (Optimization Options): Document
2111 (--param documentation): Document store-merging-allow-unaligned
2112 and max-stores-to-merge.
2114 2016-10-28 Will Schmidt <will_schmidt@vnet.ibm.com>
2117 * gimplify.c (gimplify_init_constructor): Move emit of constructor
2118 assignment to earlier in the if/else logic.
2120 2016-10-28 Richard Biener <rguenther@suse.de>
2124 * fold-const.c (make_bit_field_ref): Only adjust alias set
2125 when the original alias set was zero.
2127 2016-10-28 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2129 * config/s390/s390.c (s390_adjust_loop_scan_osc): New function.
2130 (s390_adjust_loops): New function.
2131 (s390_reorg): Invoke s390_adjust_loops.
2132 * config/s390/s390.md: (UNSPEC_OSC_BREAK): New constant.
2133 ("osc_break"): New insn definition.
2135 2016-10-28 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2137 * config/s390/s390.opt: Support alternate cpu level naming (archXX).
2138 * config.gcc: Support alternate archXX cpu levels with
2139 --with-arch= and --with-tune=.
2140 * config/s390/linux.h: Translate new archXX cpu levels to the
2141 original names when calling GAS.
2142 * config/s390/tpf.h: Likewise.
2143 * doc/invoke.texi: Document the alternate cpu level names.
2145 2016-10-28 Jakub Jelinek <jakub@redhat.com>
2147 PR rtl-optimization/77919
2148 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force CONCAT into
2149 MEM if mode1 is not a complex mode.
2151 PR rtl-optimization/78132
2152 * ree.c (combine_reaching_defs): Give up if copy_needed and
2153 !HARD_REGNO_MODE_OK (REGNO (src_reg), dst_mode).
2155 2016-10-27 Eric Botcazou <ebotcazou@adacore.com>
2157 * config/sparc/sparc.md (<*vlop:code><VL:mode>3): Remove leading '*'.
2159 2016-10-27 Michael Meissner <meissner@linux.vnet.ibm.com>
2161 * config/rs6000/constraints.md (wH constraint): Add new
2162 constraints for allowing 32-bit integers (and eventually 8/16-bit
2163 integers) into the vector registers.
2164 (wI constraint): Likewise.
2165 (wJ constraint): Likewise.
2166 (wK constraint): Likewise.
2167 * config/rs6000/rs6000-cpus.def (ISA_2_7_MASKS_SERVER): Add
2168 -mvsx-small-integer as a default option for ISA 2.07
2170 (POWERPC_MASKS): Likewise.
2171 * config/rs6000/rs6000.opt (-mvsx-small-integer): Add new debug
2172 switch to turn off small integer support in vector registers.
2173 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Eliminate
2174 test for -mupper-regs-di, since it is already done with the
2175 reg_add[mode].scalar_in_vsx_p. Add support for the switch
2176 -mvsx-small-integer.
2177 (rs6000_debug_reg_global): Add support for wH, wI, wJ, and wK
2179 (rs6000_setup_reg_addr_masks): Likewise.
2180 (rs6000_init_hard_regno_mode_ok): Likewise.
2181 (rs6000_option_override_internal): Add consistency checks for
2182 -mvsx-small-integer.
2183 (rs6000_secondary_reload_simple_move): SImode is a simple move if
2184 -mvsx-small-integer.
2185 (rs6000_secondary_reload): Use std::swap.
2186 (rs6000_preferred_reload_class): Don't prefer FLOAT_REGS over
2187 VSX_REGS for small integers in vector registers, since there is no
2188 D-FORM address mode for such types.
2189 (rs6000_register_move_cost): Use FIRST_FPR_REGNO instead of 32.
2190 (rs6000_opt_masks): Add -mvsx-small-integer.
2191 * config/rs6000/vsx.md (VSINT_84): Add SImode for small integer
2193 (VSX_EXTRACT_I2): Clone VSX_EXTRACT_I, but drop V4SI since SImode
2194 extracts can be done on ISA 2.07.
2195 (vsx_extract_<mode>): Add support for small integers in vsx
2197 (vsx_extract_<mode>_p9): Use 'v' instead of VSX_EX, since we no
2198 longer support V4SImode in this pattern.
2199 (vsx_extract_si): New insn to support extraction of SImode in ISA
2200 2.07 using either xxextractuw or vspltw.
2201 (vsx_extract_<mode>_p8): Use 'v' instead of VSX_EX, since we no
2202 longer support V4SImode in this pattern.
2203 * config/rs6000/rs6000.h (enum rs6000_reg_class_enum): Add wH, wI,
2204 wJ, and wK constraints.
2205 * config/rs6000/rs6000.md (f32_sv): Use correct instruction for
2206 storing SDmode with VSX instructions.
2207 (zero_extendsi<mode>2): Reorder pattern, so RLDICL comes after the
2208 GPR load and before the FPR and VSX loads. Remove ??, ! from the
2209 constraints. Add MFVSRWZ and XXEXTRACTUW instructions to support
2210 small integers in vector registers.
2211 (extendsi<mode>2): Reorder pattern, so EXTSW comes after the GPR
2212 load and before the FPR and VSX loads. Remove ??, ! from the
2213 constraints. Add VEXTSW2D support for small integers in vector
2215 (lfiwax): Remove ! constraint. Add VEXTSW2D support for small
2216 integers in vector registers.
2217 (floatsi<mode>2_lfiwax): If -mvsx-small-integer issue a normal
2218 move instead of using an UNSPEC.
2219 (lfiwzx): Remove ! constraint. Add XXEXTRACTUW support for small
2220 integers in vector registers.
2221 (floatunssi<mode>2_lfiwzx): If -mvsx-small-integer issue a normal
2222 move instead of using an UNSPEC.
2223 (movsi_internal1): Add support for -mvsx-small-integer. Align
2224 columns so that it is more readable.
2225 (SImode splitter for ISA 3.0 constants): Add splitter for
2226 -128..127 constants that can easily be constructed on ISA 3.0.
2227 * doc/md.texi (PowerPC Constraints): Document wH, wI, wJ, and wK
2230 2016-10-27 Jakub Jelinek <jakub@redhat.com>
2233 * omp-simd-clone.c (simd_clone_adjust): Handle noreturn declare simd
2236 2016-10-27 Aldy Hernandez <aldyh@redhat.com>
2238 * builtins.c (expand_builtin_nonlocal_goto): Avoid evaluating
2239 PIC_OFFSET_TABLE_REGNUM twice.
2241 2016-10-27 Bin Cheng <bin.cheng@arm.com>
2243 * match.pd ((convert (op:s (convert@2 @0) (convert?@3 @1)))): Add
2244 support for constant operand for OP.
2246 2016-10-27 Jakub Jelinek <jakub@redhat.com>
2248 * dwarf2out.c (gen_member_die): Only reparent_child instead of
2249 splice_child_die if child doesn't have DW_AT_specification attribute.
2251 2016-10-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
2253 * config/arm/arm.h (TARGET_HAVE_LDREX): Define for ARMv8-M Baseline.
2254 (TARGET_HAVE_LDREXBH): Likewise.
2255 (TARGET_HAVE_LDACQ): Likewise.
2257 2016-10-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
2259 * config/arm/arm.c (arm_split_atomic_op): Add function comment. Add
2260 logic to to decide whether to copy over old value to register for new
2262 * config/arm/sync.md: Add comments explaning why mode and code
2263 attribute are not defined in iterators.md
2264 (thumb1_atomic_op_str): New code attribute.
2265 (thumb1_atomic_newop_str): Likewise.
2266 (thumb1_atomic_fetch_op_str): Likewise.
2267 (thumb1_atomic_fetch_newop_str): Likewise.
2268 (thumb1_atomic_fetch_oldop_str): Likewise.
2269 (atomic_exchange<mode>): Add new ARMv8-M Baseline only alternatives to
2270 mirror the more restrictive constraints of the Thumb-1 insns after
2271 split compared to Thumb-2 counterpart insns.
2272 (atomic_<sync_optab><mode>): Likewise. Add comment to keep constraints
2273 in sync with non atomic version.
2274 (atomic_nand<mode>): Likewise.
2275 (atomic_fetch_<sync_optab><mode>): Likewise.
2276 (atomic_fetch_nand<mode>): Likewise.
2277 (atomic_<sync_optab>_fetch<mode>): Likewise.
2278 (atomic_nand_fetch<mode>): Likewise.
2279 * config/arm/thumb1.md (thumb1_addsi3): Add comment to keep contraint
2280 in sync with atomic version.
2281 (thumb1_subsi3_insn): Likewise.
2282 (thumb1_andsi3_insn): Likewise.
2283 (thumb1_iorsi3_insn): Likewise.
2284 (thumb1_xorsi3_insn): Likewise.
2286 2016-10-27 Nick Clifton <nickc@redhat.com>
2288 * plugin.c (register_plugin_info): Produce an error message if the
2289 plugin is not found in the hash table.
2291 2016-10-27 Bin Cheng <bin.cheng@arm.com>
2293 * match.pd ((convert1 (minmax ((convert2 (x) c)))) -> minmax (x c)):
2296 2016-10-26 Kelvin Nilsen <kelvin@gcc.gnu.org>
2299 * config/rs6000/rs6000.c (spe_init_builtins): Modify loops to not
2300 define builtin functions from the bdesc_spe_predicates or
2301 bdesc_spe_evsel arrays if the builtin mask is not compatible with
2302 the current compiler configuration.
2303 (paired_init_builtins): Modify loop to not define define builtin
2304 functions from the bdesc_paried_preds array if the builtin mask is
2305 not compatible with the current compiler configuration.
2306 (altivec_init_builtins): Modify loops to not define the
2307 __builtin_altivec_stxvl function nor the builtin functions from
2308 the bdesc_dst or bdesc_altivec_preds, or bdesc_abs arrays if the
2309 builtin mask is not compatible with the current compiler
2312 2016-10-26 Jeff Law <law@redhat.com>
2314 * config/sh/sh.c (output_branch): Add missing fallthru comments.
2315 (gen_shl_and): Likewise.
2316 * config/sh/sh.md (movsicc): Add missing fallthru comments.
2318 * config/mips/mips.c (mips16_constant_cost): Add missing
2320 (mips16_build_call_stub): Increase buffer size. Adjust
2323 2016-10-26 David Malcolm <dmalcolm@redhat.com>
2325 * print-rtl.c (rtx_writer::print_rtx_operand_code_u): Print
2326 INSN_UIDs for all insns in compact mode.
2327 (rtx_writer::print_rtx): Likewise.
2328 * print-rtl.h (rtx_writer::flag_compact): Update comment.
2329 * rtl-tests.c (selftest::test_dumping_insns): Update expected
2330 output to include INSN_UID.
2331 (selftest::test_uncond_jump): Likewise.
2333 2016-10-26 Pat Haugen <pthaugen@us.ibm.com>
2335 * haifa-sched.c (call_used_regs_num): Rename to...
2336 (call_saved_regs_num): ...this.
2337 (fixed_regs_num): New variable.
2338 (sched_pressure_start_bb): Subtract out fixed_regs. Scale call_saved
2340 (alloc_global_sched_pressure_data): Compute call_saved and fixed regs.
2342 2016-10-26 David Malcolm <dmalcolm@redhat.com>
2344 * print-rtl-function.c (print_rtx_function): Rewrite in terms of
2346 * print-rtl.c (outfile): Delete global.
2347 (sawclose): Likewise.
2349 (in_call_function_usage): Likewise.
2350 (flag_compact): Likewise.
2351 (flag_simple): Likewise.
2352 (rtx_writer::rtx_writer): New ctor.
2353 (print_rtx_operand_code_0): Convert to...
2354 (rtx_writer::print_rtx_operand_code_0): ...this.
2355 (print_rtx_operand_code_e): Convert to...
2356 (rtx_writer::print_rtx_operand_code_e): ...this.
2357 (print_rtx_operand_codes_E_and_V): Convert to...
2358 (rtx_writer::print_rtx_operand_codes_E_and_V): ...this.
2359 (print_rtx_operand_code_i): Convert to...
2360 (rtx_writer::print_rtx_operand_code_i): ...this.
2361 (print_rtx_operand_code_r): Convert to...
2362 (rtx_writer::print_rtx_operand_code_r): ...this.
2363 (print_rtx_operand_code_u): Convert to...
2364 (rtx_writer::print_rtx_operand_code_u): ...this.
2365 (print_rtx_operand): Convert to...
2366 (rtx_writer::print_rtx_operand): ...this.
2367 (print_rtx): Convert to...
2368 (rtx_writer::print_rtx): ...this.
2369 (print_inline_rtx): Rewrite in terms of class rtx_writer.
2370 (debug_rtx): Likewise.
2371 (print_rtl): Convert to...
2372 (rtx_writer::print_rtl): ...this.
2373 (print_rtl): Reimplement in terms of class rtx_writer.
2374 (print_rtl_single): Rewrite in terms of class rtx_writer.
2375 (print_rtl_single_with_indent): Convert to..
2376 (rtx_writer::print_rtl_single_with_indent): ...this.
2377 (print_simple_rtl): Rewrite in terms of class rtx_writer.
2378 * print-rtl.h (flag_compact): Delete decl.
2379 (class rtx_writer): New class.
2380 * rtl-tests.c (selftest::assert_rtl_dump_eq): Rewrite in terms of
2383 2016-10-26 Jeff Law <law@redhat.com>
2385 * config/microblaze/microblaze.c (tls_mentioned_p): Avoid
2388 * config/arc/arc.c (acr_print_operand): Adjust fallthru comment.
2389 (check_if_valid_sleep_operand): Add missing fallthru comment.
2390 (arc_register_move_cost): Increase buffer size.
2391 * config/arc/arc.md (cbranch4si_scratch): Add missing fallthru
2393 * config/arc/predicates.md (move_str_operand): Avoid fallthru.
2395 * config/cr16/cr16.c (cr16_print_operand): Add missing fallthru
2396 comment. Add gcc_unreachable for path that should never happen.
2398 * config/epiphany/epiphany.c (epiphany_print_operand): Adjust
2401 2016-10-26 Jakub Jelinek <jakub@redhat.com>
2402 Martin Liska <mliska@suse.cz>
2405 * gimplify.c (gimplify_adjust_omp_clauses_1): For all added map
2406 clauses with OMP_CLAUSE_SIZE being a decl, call omp_notice_variable
2407 on outer context if any.
2409 2016-10-26 Jakub Jelinek <jakub@redhat.com>
2411 * gen-pass-instances.awk (adjust_linenos): Increment pass_lines[p]
2412 by increment rather than double it.
2413 (insert_remove_pass): Strip leading whitespace from args[3]. Don't
2414 emit a space before args[4].
2415 (END): Don't emit a space before with_arg.
2417 2016-10-26 Thomas Preud'homme <thomas.preudhomme@arm.com>
2419 * config/arm/sync.md (atomic_compare_and_swap<mode>_1): Add new ARMv8-M
2420 Baseline only alternatives to (i) hold store atomic success value in a
2421 return register rather than a scratch register, (ii) use a low register
2422 for it and to (iii) ensure the cbranchsi insn generated by the split
2423 respect the constraints of Thumb-1 cbranchsi4_insn and
2425 * config/arm/thumb1.md (cbranchsi4_insn): Add comment to indicate
2426 constraints must match those in atomic_compare_and_swap.
2427 (cbranchsi4_scratch): Likewise.
2429 2016-10-26 Thomas Preud'homme <thomas.preudhomme@arm.com>
2431 * config/arm/arm.c (arm_expand_compare_and_swap): Add new bdst local
2432 variable. Add the new parameter to the insn generator. Set that
2433 parameter to be CC flag for 32-bit targets, bval otherwise. Set the
2434 return value from the negation of that parameter for Thumb-1, keeping
2435 the logic unchanged otherwise except for using bdst as the destination
2436 register of the compare_and_swap insn.
2437 (arm_split_compare_and_swap): Add explanation about how is the value
2438 returned to the function comment. Rename scratch variable to
2439 neg_bval. Adapt initialization of variables holding operands to the
2440 new operand numbers. Use return register to hold result of store
2441 exclusive for Thumb-1, scratch register otherwise. Construct the
2442 appropriate cbranch for Thumb-1 targets, keeping the logic unchanged
2443 for 32-bit targets. Guard Z flag setting to restrict to 32bit targets.
2444 Use gen_cbranchsi4 rather than hand-written conditional branch to loop
2445 for strongly ordered compare_and_swap.
2446 * config/arm/predicates.md (cc_register_operand): New predicate.
2447 * config/arm/sync.md (atomic_compare_and_swap<mode>_1): Use a
2448 match_operand with the new predicate to accept either the CC flag or a
2449 destination register for the boolean return value, restricting it to
2450 CC flag only via constraint. Adapt operand numbers accordingly.
2452 2016-10-26 Jeff Law <law@redhat.com>
2454 * config/fr30/fr30.c (fr30_print_operand): Adjust fallthru comment.
2456 * config/frv/frv.c (comparison_string): Do not fall through after
2459 * config/iq2000/iq2000.c (iq2000_function_arg): Adjust fallthru
2461 (expand_one_builtin): Add missing break.
2463 * config/m32c/m32c.c (encode_pattern_1): Add fallthru comment.
2464 (m32c_legitimate_address_p): Likewise.
2466 * config/m32r/m32r.c (m32r_print_operand): Adjust fallthru comment.
2468 * config/mcore/mcore.c (mcore_gen_compare): Adjust fallthru comments.
2470 * config/microblaze/microblaze.c (microblaze_function_arg): Adjust
2473 * config/msp430/msp430.c (msp430_legitimate_address_p): Adjust
2476 * config/nios2/nios2.c (nios2_rtx_costs): Avoid fallthru.
2478 * config/rl78/rl78.c (rl78_calculate_death_notes): Add fallthru
2480 (rl78_asm_ctor_dtor): Increase buffer size.
2482 * config/stormy16/stormy16.c (xstormy16_asm_output_destrutor): Increase
2484 (xstormy16_asm_output_constructor): Likewise.
2486 * config/pa/pa.c (pa_asm_output_mi_thunk): Increase buffer
2489 * config/h8300/h8300.c (h8300_print_operand): Adjust FALLTHRU
2490 comment to silence warning.
2492 * config/spu/spu.c (spu_sched_reorder): Add missing fallthru comment.
2493 (spu_legitimate_address_p): Fix logic error and add missing fallthru
2496 2016-10-26 Michael Matz <matz@suse.de>
2498 PR tree-optimization/78060
2499 PR tree-optimization/78061
2500 PR tree-optimization/78088
2501 * tree-ssa-loop-split.c (easy_exit_values): New function.
2502 (tree_ssa_split_loops): Use it.
2503 (compute_new_first_bound): Change order of operations,
2504 fix invalid use of types.
2506 2016-10-26 Georg-Johann Lay <avr@gjlay.de>
2508 gen-pass-instances.awk is sensitive to the order in which
2509 passes are added; passes that appear later have to be added first.
2513 * config/avr/avr-passes.def: Swap order of directives for
2514 gen-pass-instances.awk.
2516 2016-10-25 Jeff Law <law@redhat.com>
2518 * config/vax/vax.c (vad_address_cost_1): Add missing FALLTHRU comment.
2519 (vax_notice_update_cc): Likewise.
2521 2016-10-25 Eric Botcazou <ebotcazou@adacore.com>
2523 * config.gcc (sparc*-*-solaris2*): Adjust.
2524 (sparc64-*-linux*): Likewise.
2525 * config/sparc/default-64.h: Rename to...
2526 * config/sparc/default64.h: ...this.
2527 * config/sparc/sparc.c (sparc_option_override): Replace TARGET_64BIT
2529 (sparc_mangle_type): Replace !TARGET_64BIT with TARGET_ARCH32.
2530 * config/sparc/sparc.h: Minor tweaks.
2531 * config/sparc/sparc.md: Replace !TARGET_64BIT and !TARGET_ARCH64 with
2532 TARGET_ARCH32 throughout. Minor various tweaks throughout.
2534 2016-10-25 David Malcolm <dmalcolm@redhat.com>
2536 * input.c (fcache::file_patch): Add comment about lifetime.
2537 (selftest::cpp_reader_ptr): New class.
2538 (selftest::lexer_test): Convert m_parser from cpp_reader *
2539 to a cpp_reader_ptr, and move m_tempfile to after it.
2540 (selftest::lexer_test::lexer_test): Update for above reordering.
2541 (lexer_test::~lexer_test): Move cleanup of m_parser to
2542 cpp_reader_ptr's dtor.
2544 2016-10-25 David Malcolm <dmalcolm@redhat.com>
2546 * toplev.c (toplev::main): Remove call to
2547 location_adhoc_data_fini.
2549 2016-10-25 Eric Botcazou <ebotcazou@adacore.com>
2551 * tree.h (wi::fits_to_tree_p): Accept only 0 and 1 for boolean types.
2552 * tree.c (int_fits_type_p): Likewise. Adjust head comment.
2554 2016-10-25 David Malcolm <dmalcolm@redhat.com>
2556 * ggc-tests.c (forcibly_ggc_collect): Rename to...
2557 (selftest::forcibly_ggc_collect): ...this, and remove "static".
2558 (test_basic_struct): Update for above renaming.
2559 (test_length): Likewise.
2560 (test_union): Likewise.
2561 (test_finalization): Likewise.
2562 (test_deletable_global): Likewise.
2563 (test_inheritance): Likewise.
2564 (test_chain_next): Likewise.
2565 (test_user_struct): Likewise.
2566 (test_tree_marking): Likewise.
2567 * selftest-run-tests.c (selftest::run_tests): Call
2568 selftest::forcibly_ggc_collect at the end of the selftests.
2569 * selftest.h (selftest::forcibly_ggc_collect): New decl.
2571 2016-10-25 Jakub Jelinek <jakub@redhat.com>
2574 * optabs.def (vcondeq_optab, vec_cmpeq_optab): New optabs.
2575 * optabs.c (expand_vec_cond_expr): For comparison codes
2576 EQ_EXPR and NE_EXPR, attempt vcondeq_optab as fallback.
2577 (expand_vec_cmp_expr): For comparison codes
2578 EQ_EXPR and NE_EXPR, attempt vec_cmpeq_optab as fallback.
2579 * optabs-tree.h (expand_vec_cmp_expr_p, expand_vec_cond_expr_p):
2580 Add enum tree_code argument.
2581 * optabs-query.h (get_vec_cmp_eq_icode, get_vcond_eq_icode): New
2583 * optabs-tree.c (expand_vec_cmp_expr_p): Add CODE argument. For
2584 CODE EQ_EXPR or NE_EXPR, attempt to use vec_cmpeq_optab as
2586 (expand_vec_cond_expr_p): Add CODE argument. For CODE EQ_EXPR or
2587 NE_EXPR, attempt to use vcondeq_optab as fallback.
2588 * tree-vect-generic.c (expand_vector_comparison,
2589 expand_vector_divmod, expand_vector_condition): Adjust
2590 expand_vec_cmp_expr_p and expand_vec_cond_expr_p callers.
2591 * tree-vect-stmts.c (vectorizable_condition,
2592 vectorizable_comparison): Likewise.
2593 * tree-vect-patterns.c (vect_recog_mixed_size_cond_pattern,
2594 check_bool_pattern, search_type_for_mask_1): Likewise.
2595 * expr.c (do_store_flag): Likewise.
2596 * doc/md.texi (@code{vec_cmpeq@var{m}@var{n}},
2597 @code{vcondeq@var{m}@var{n}}): Document.
2598 * config/i386/sse.md (vec_cmpeqv2div2di, vcondeq<VI8F_128:mode>v2di):
2601 2016-10-25 Jeff Law <law@redhat.com>
2603 * config/v850/v850.c (v850_handle_data_area_attribute): Fix fallthru
2605 (v850_output_aligned_bss): Add missing break.
2607 * config/m68k/m68k.c (m68k_get_reloc_decoration): Add gcc_unreachable.
2609 2016-10-25 Martin Liska <mliska@suse.cz>
2612 * sanopt.c (imm_dom_path_with_freeing_call): Handle gasm
2613 statements as they can also contain possibly a freeing call.
2615 2016-10-25 H.J. Lu <hongjiu.lu@intel.com>
2616 Martin Liska <mliska@suse.cz>
2619 * common.opt: Mark flag_ipa_icf_variables as Optimization flag.
2620 * ipa-icf.c (sem_function::get_hash): Add target optimization
2623 2016-10-25 Wilco Dijkstra <wdijkstr@arm.com>
2626 * config/arm/neon.md (ashldi3_neon): Add "r 0 i" and "&r r i" variants.
2627 Remove partial overlap check for shift by 1.
2628 (ashldi3_neon): Likewise.
2630 2016-10-25 Thomas Preud'homme <thomas.preudhomme@arm.com>
2632 * config/arm/constraints.md (Q constraint): Document its use for
2634 (Pf constraint): New constraint for relaxed, consume or relaxed memory
2636 * config/arm/sync.md (atomic_load<mode>): Add new ARMv8-M Baseline only
2637 alternatives to allow any register when memory model matches Pf and
2638 thus lda is used, but only low registers otherwise. Use unpredicated
2639 output template for Thumb-1 targets.
2640 (atomic_store<mode>): Likewise for stl.
2641 (arm_load_exclusive<mode>): Add new ARMv8-M Baseline only alternative
2642 whose output template does not have predication.
2643 (arm_load_acquire_exclusive<mode>): Likewise.
2644 (arm_load_exclusivesi): Likewise.
2645 (arm_load_acquire_exclusivesi): Likewise.
2646 (arm_store_release_exclusive<mode>): Likewise.
2647 (arm_store_exclusive<mode>): Use unpredicated output template for
2650 2016-10-25 Jakub Jelinek <jakub@redhat.com>
2652 * internal-fn.def (LAUNDER): New internal function.
2653 * internal-fn.c (expand_LAUNDER): New function.
2655 2016-10-25 Georg-Johann Lay <avr@gjlay.de>
2656 Pitchumani Sivanupandi <pitchumani.sivanupandi@microchip.com>
2658 New avr target pass to work around performance loss by PR fix.
2662 * config/avr/avr.md (casesi_<mode>_sequence) [qi,hi]: New insn.
2663 (*cmp<mode>) [qi,qq,uqq,hi,hq,uhq,ha,uha]: Rename to cmp<mode>3.
2664 * config/avr/predicates.md (extend_operator): New.
2665 * config/avr/avr-passes.def (avr_pass_casesi): Register new pass.
2666 * config/avr/avr-protos.h (avr_casei_sequence_check_operands)
2667 (make_avr_pass_casesi): New prototypes.
2668 * config/avr/avr.c (print-rtl.h): Include it.
2669 (pass_data avr_pass_data_casesi): Data for new pass.
2670 (avr_pass_casesi): New class implementing rtl_opt_pass .avr-casesi.
2671 (make_avr_pass_casesi, avr_parallel_insn_from_insns)
2672 (avr_is_casesi_sequence, avr_casei_sequence_check_operands)
2673 (avr_optimize_casesi): New functions.
2675 2016-10-25 Georg-Johann Lay <avr@gjlay.de>
2676 Pitchumani Sivanupandi <pitchumani.sivanupandi@microchip.com>
2680 * config/avr/avr.md (casesi): Rewrite avoiding subregs of SI.
2682 2016-10-24 Jakub Jelinek <jakub@redhat.com>
2684 * dwarf2out.c (gen_subprogram_die): Add DW_AT_reference or
2685 DW_AT_rvalue_reference attributes.
2687 2016-10-24 Bernd Edlinger <bernd.edlinger@hotmail.de>
2689 * doc/invoke.text (Wint-in-bool-context): Update documentation.
2690 * value-prof.c (stringop_block_profile): Fix a warning.
2692 2016-10-24 Martin Sebor <msebor@redhat.com>
2695 * builtins.c (string_length): New function.
2696 (c_strlen): Use string_length. Correctly handle wide strings.
2697 * gimple-ssa-sprintf.c (target_max_value, target_size_max): New
2699 (target_int_max): Call target_max_value.
2700 (format_result::knownrange): New data member.
2701 (fmtresult::fmtresult): Define default constructor.
2702 (format_integer): Use it and set format_result::knownrange.
2703 Handle global constants.
2704 (format_floating_max): Add third argument.
2705 (format_floating): Recompute maximum value for %a for each argument.
2706 (get_string_length): Use fmtresult default ctor.
2707 (format_string): Set format_result::knownrange.
2708 (format_directive): Check format_result::knownrange.
2709 (add_bytes): Same. Correct caret placement in diagnostics.
2710 (pass_sprintf_length::compute_format_length): Set
2711 format_result::knownrange.
2712 (pass_sprintf_length::handle_gimple_call): Use target_size_max.
2714 2016-10-24 Jakub Jelinek <jakub@redhat.com>
2716 * config/i386/i386.c (ix86_in_large_data_p, ix86_expand_builtin): Use
2717 VAR_P (x) instead of TREE_CODE (x) == VAR_DECL.
2719 2016-10-24 Ximin Luo <infinity0@pwned.gg>
2722 * dwarf2out.c (file_table_relative_p): Remove.
2723 (gen_compile_unit_die, dwarf2out_early_finish): Emit DW_AT_comp_dir
2724 also for absolute paths.
2725 * doc/tm.texi: Update.
2726 * doc/tm.texi.in (SDB and DWARF) <TARGET_FORCE_AT_COMP_DIR>: Remove.
2727 * target.def (force_at_comp_dir): Remove hook.
2728 * config/darwin.h (TARGET_FORCE_AT_COMP_DIR): Remove define.
2730 2016-10-24 Richard Biener <rguenther@suse.de>
2732 * tree-vrp.c (evrp_dom_walker::before_dom_children): Ignore
2733 backedges when identifying the single predecessor to take
2734 conditional info from. Use SCEV to get at ranges for loop IVs.
2735 * lto-streamer-out.c (lto_write_mode_table): CSE inner mode to
2736 avoid false warning.
2738 2016-10-24 Georg-Johann Lay <avr@gjlay.de>
2741 * doc/extend.texi (AVR Variable Attributes) [absdata]: Document it.
2742 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_ABSDATA): New macro.
2743 (avr_address_tiny_absdata_p): New static function.
2744 (avr_legitimate_address_p, avr_legitimize_address) [AVR_TINY]: Use
2745 it to determine validity of constant addresses.
2746 (avr_attribute_table) [absdata]: New variable attribute...
2747 (avr_handle_absdata_attribute): ...and handler.
2748 (avr_decl_absdata_p): New static function.
2749 (avr_encode_section_info) [AVR_TINY]: Use it to add flag
2750 AVR_SYMBOL_FLAG_TINY_ABSDATA to respective symbols_refs.
2751 (avr_address_cost) [AVR_TINY]: absdata addresses cost 2.
2753 2016-10-24 Richard Biener <rguenther@suse.de>
2755 PR tree-optimization/78076
2756 * tree-ssa-loop-split.c (tree_ssa_split_loops): Reset aux
2757 also on the loop tree root.
2759 2016-10-24 Jakub Jelinek <jakub@redhat.com>
2761 * config/i386/i386.c (ix86_fold_builtin): Handle
2762 IX86_BUILTIN_BEXTR{,I}{32,64}, IX86_BUILTIN_BZHI{32,64},
2763 IX86_BUILTIN_PDEP{32,64} and IX86_BUILTIN_PEXT{32,64}.
2764 (ix86_gimple_fold_builtin): Handle IX86_BUILTIN_BZHI{32,64},
2765 IX86_BUILTIN_PDEP{32,64} and IX86_BUILTIN_PEXT{32,64}.
2767 2016-10-24 Martin Liska <mliska@suse.cz>
2770 * opts.c (finish_options): Skip conditionally.
2772 2016-10-23 Martin Sebor <msebor@redhat.com>
2775 * config/rs6000/linux.h (TARGET_PRINTF_POINTER_FORMAT): Define.
2776 * config/rs6000/linux64.h (TARGET_PRINTF_POINTER_FORMAT): Likewise.
2778 2016-10-23 Eric Botcazou <ebotcazou@adacore.com>
2780 * config/sparc/sparc.md (cpu_feature): Minor tweak.
2781 (enabled): Likewise.
2782 (movsi_insn, movdi_insn_sp32, movdi_insn_sp64, movsf_insn,
2783 movdf_insn_sp32, movdf_insn_sp64, zero_extendsidi2_insn_sp64,
2784 sign_extendsidi2_insn, mov<VM32:mode>_insn, mov<VM64:mode>_insn_sp64,
2785 mov<VM64:mode>_insn_sp32, not_<code><mode>, nand<mode>_vis,
2786 <code>_not1<mode>_vi, <code>_not2<mode>_vis, one_cmpl<mode>2,
2787 fcmp<code><GCM:gcm_name>, pdistn<mode>_vis): Likewise.
2789 2016-10-23 Eric Botcazou <ebotcazou@adacore.com>
2791 * config/sparc/sparc-c.c (sparc_target_macros): Replace TARGET_64BIT
2792 with TARGET_ARCH64. Define __VIS to 0x400 if TARGET_VIS4.
2794 2016-10-21 Andrew Pinski <apinski@cavium.com>
2796 * config/aarch64/aarch64-cores.def: Rewrite so IMP and PART are
2798 * config/aarch64/driver-aarch64.c (struct aarch64_core_data): Change
2799 implementer_id to unsigned char.
2800 Change part_no to unsigned int.
2801 (AARCH64_BIG_LITTLE): New define.
2802 (INVALID_IMP): New define.
2803 (INVALID_CORE): New define.
2804 (cpu_data): Change the last element's implementer_id and part_no to
2806 (valid_bL_string_p): Rewrite to ..
2807 (valid_bL_core_p): this for integers instead of strings.
2808 (parse_field): New function.
2809 (contains_string_p): Rewrite to ...
2810 (contains_core_p): this for integers and only for the part_no.
2811 (host_detect_local_cpu): Rewrite handling of implementation and
2812 par num to be integers; simplifying the code.
2814 2016-10-21 Kugan Vivekanandarajah <kuganv@linaro.org>
2816 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Create nonzero
2817 value range for pointers in more cases.
2819 2016-10-21 Wilco Dijkstra <wdijkstr@arm.com>
2821 * config/aarch64/aarch64.c (aarch64_add_constant_internal):
2822 Add extra argument to allow emitting the move immediate.
2823 Use add/sub with positive immediate.
2824 (aarch64_add_constant): Add inline function.
2825 (aarch64_add_sp): Likewise.
2826 (aarch64_sub_sp): Likewise.
2827 (aarch64_expand_prologue): Call aarch64_sub_sp.
2828 (aarch64_expand_epilogue): Call aarch64_add_sp.
2829 Decide when to leave out move.
2830 (aarch64_output_mi_thunk): Call aarch64_add_constant.
2832 2016-10-21 Wilco Dijkstra <wdijkstr@arm.com>
2834 * config/aarch64/aarch64.c (aarch64_layout_frame):
2835 Align FP callee-saves.
2837 2016-10-21 Jakub Jelinek <jakub@redhat.com>
2839 * config/i386/adxintrin.h (_subborrow_u32, _addcarry_u32,
2840 _addcarryx_u32, _subborrow_u64, _addcarry_u64, _addcarryx_u64):
2842 * config/i386/rdseedintrin.h (_rdseed16_step, _rdseed32_step,
2843 _rdseed64_step): Likewise.
2844 * config/i386/tbmintrin.h (__bextri_u32): Likewise.
2847 * config/i386/i386.c: Include fold-const-call.h, tree-vrp.h
2848 and tree-ssanames.h.
2849 (ix86_fold_builtin): Fold IX86_BUILTIN_[LT]ZCNT{16,32,64}
2850 with INTEGER_CST argument.
2851 (ix86_gimple_fold_builtin): New function.
2852 (TARGET_GIMPLE_FOLD_BUILTIN): Define.
2854 * dwarf2out.c (ranges_table): Change into vec<dw_ranges, va_gc> *.
2855 (ranges_by_label): Change into vec<dw_ranges_by_label, va_gc> *.
2856 (ranges_table_allocated, ranges_table_in_use,
2857 ranges_by_label_allocated, ranges_by_label_in_use,
2858 RANGES_TABLE_INCREMENT): Removed.
2859 (add_ranges_num): Use vec_safe_push into ranges_table.
2860 (add_ranges_by_labels): Use vec_safe_push into ranges_by_label.
2861 (output_ranges): Adjust for ranges_table and ranges_by_label
2862 conversion from arrays to vec.
2863 (add_high_low_attributes, dwarf2out_finish): Adjust for range_table
2864 conversion from arrays to vec.
2865 (dwarf2out_c_finalize): Don't clear ranges_table_allocated,
2866 ranges_table_in_use, ranges_by_label_allocated and
2867 ranges_by_label_in_use. Set ranges_by_label to NULL instead of 0.
2869 * dwarf2out.c (gen_variable_die): Emit DW_AT_const_expr attribute
2870 if needed. Re-add origin_die variable and its initialization.
2872 * gimplify.c (gimplify_bind_expr): Handle oacc_declare_returns
2873 even for -fstack-reuse=none, or for volatile vars etc.
2875 2016-10-21 David Malcolm <dmalcolm@redhat.com>
2877 * print-rtl-function.c (flag_compact): Move extern decl to...
2878 * print-rtl.h (flag_compact): ...here.
2879 * rtl-tests.c (selftests::assert_rtl_dump_eq): New function.
2880 (ASSERT_RTL_DUMP_EQ): New macro.
2881 (selftest::test_dumping_regs): New function.
2882 (selftest::test_dumping_insns): New function.
2883 (selftest::test_uncond_jump): Add uses of ASSERT_RTL_DUMP_EQ on
2885 (selftest::rtl_tests_c_tests): Call the new test functions.
2887 2016-10-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2889 * cfgcleanup.c (merge_blocks_move_successor_nojumps): Adjust.
2890 (outgoing_edges_match): Likewise.
2891 (try_crossjump_to_edge): Likewise.
2892 * cfgrtl.c (try_redirect_by_replacing_jump): Likewise.
2893 (rtl_tidy_fallthru_edge): Likewise.
2894 * rtl.h (tablejump_p): Adjust prototype.
2895 * rtlanal.c (tablejump_p): Return the label as a rtx_insn *.
2897 2016-10-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2899 * rtl.h (label_ref_label): New function.
2900 (set_label_ref_label): New function.
2901 (LABEL_REF_LABEL): Delete.
2902 * alias.c (rtx_equal_for_memref_p): Adjust.
2903 * cfgbuild.c (make_edges): Likewise.
2904 (purge_dead_tablejump_edges): Likewise.
2905 * cfgexpand.c (convert_debug_memory_address): Likewise.
2906 * cfgrtl.c (patch_jump_insn): Likewise.
2907 * combine.c (distribute_notes): Likewise.
2908 * cse.c (hash_rtx_cb): Likewise.
2909 (exp_equiv_p): Likewise.
2910 (fold_rtx): Likewise.
2911 (check_for_label_ref): Likewise.
2912 * cselib.c (rtx_equal_for_cselib_1): Likewise.
2913 (cselib_hash_rtx): Likewise.
2914 * emit-rtl.c (mark_label_nuses): Likewise.
2915 * explow.c (convert_memory_address_addr_space_1): Likewise.
2916 * final.c (output_asm_label): Likewise.
2917 (output_addr_const): Likewise.
2918 * gcse.c (add_label_notes): Likewise.
2919 * genconfig.c (walk_insn_part): Likewise.
2920 * genrecog.c (validate_pattern): Likewise.
2921 * ifcvt.c (cond_exec_get_condition): Likewise.
2922 (noce_emit_store_flag): Likewise.
2923 (noce_get_alt_condition): Likewise.
2924 (noce_get_condition): Likewise.
2925 * jump.c (maybe_propagate_label_ref): Likewise.
2926 (mark_jump_label_1): Likewise.
2927 (redirect_exp_1): Likewise.
2928 (rtx_renumbered_equal_p): Likewise.
2929 * lra-constraints.c (operands_match_p): Likewise.
2930 * print-rtl.c (print_value): Likewise.
2931 * reload.c (find_reloads): Likewise.
2932 * reload1.c (set_label_offsets): Likewise.
2933 * reorg.c (get_branch_condition): Likewise.
2934 * rtl-tests.c (test_uncond_jump): Likewise.
2935 * rtl.c (rtx_equal_p_cb): Likewise.
2936 (rtx_equal_p): Likewise.
2937 * rtlanal.c (reg_mentioned_p): Likewise.
2938 (rtx_referenced_p): Likewise.
2939 (get_condition): Likewise.
2940 * varasm.c (const_hash_1): Likewise.
2941 (compare_constant): Likewise.
2942 (const_rtx_hash_1): Likewise.
2943 (output_constant_pool_1): Likewise.
2945 2016-10-21 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
2948 * reload.c (find_valid_class_1): Allow regclass if atleast one
2949 regno in regclass is ok. Compute and use rclass size based on
2950 actually available regnos for mode in rclass.
2952 2016-10-21 Eric Botcazou <ebotcazou@adacore.com>
2954 * config/sparc/sparc-modes.def (CCV): New.
2956 * config/sparc/predicates.md (v_comparison_operator): New.
2957 (icc_comparison_operator): Add support for CCV/CCXV.
2958 (xcc_comparison_operator): Likewise.
2959 * config/sparc/sparc.c (output_cbranch): Likewise.
2960 (sparc_print_operand): Likewise.
2961 * config/sparc/sparc.md (UNSPEC_{ADD,SUB,NEG}V): New constants.
2962 (uaddvdi4): New expander.
2963 (addvdi4): Likewise.
2964 (uaddvdi4_sp32): New instruction.
2965 (addvdi4_sp32): Likewise.
2966 (uaddvsi4): New expander.
2967 (addvsi4): Likewise.
2968 (cmp_ccc_plus_sltu_set): New instruction.
2969 (cmp_ccv_plus): Likewise.
2970 (cmp_ccxv_plus): Likewise.
2971 (cmp_ccv_plus_set): Likewise.
2972 (cmp_ccxv_plus_set): Likewise.
2973 (cmp_ccv_plus_sltu_set): Likewise.
2974 (uaddvdi4): New expander.
2975 (subvdi4): Likewise.
2976 (usubdi4_sp32): New instruction.
2977 (subvdi4_sp32): Likewise.
2978 (usubvsi4): New expander.
2979 (subvsi4): Likewise.
2980 (cmpsi_minus_sltu_set): New instruction.
2981 (cmp_ccv_minus): Likewise.
2982 (cmp_ccxv_minus): Likewise.
2983 (cmp_ccv_minus_set): Likewise.
2984 (cmp_ccxv_minus_set): Likewise.
2985 (cmp_ccv_minus_sltu_set): Likewise.
2986 (unegvdi3): New expander.
2987 (negvdi3): Likewise.
2988 (unegdi3_sp32): New instruction.
2989 (negvdi3_sp32): Likewise.
2990 (unegvsi3): New expander.
2991 (negvsi3): Likewise.
2992 (cmp_ccc_neg_sltu_set): New instruction.
2993 (cmp_ccv_neg): Likewise.
2994 (cmp_ccxv_neg): Likewise.
2995 (cmp_ccv_neg_set): Likewise.
2996 (cmp_ccxv_neg_set): Likewise.
2997 (cmp_ccv_neg_sltu_set): Likewise.
2999 * tree-ssa-loop-split.c: Remove trailing spaces.
3000 * match.pd: Likewise.
3002 2016-10-21 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3004 PR rtl-optimization/78038
3005 * ree.c (get_defs): Return NULL if a defining insn for REG cannot
3006 be deduced to set REG through the RTL structure.
3007 (make_defs_and_copies_lists): Return false on a failing get_defs call.
3009 2016-10-21 Richard Biener <rguenther@suse.de>
3011 PR tree-optimization/78051
3012 * tree-vrp.c (evrp_dom_walker::before_dom_children): Update stmt
3013 and mark replaced if folding did something.
3015 2016-10-21 David Edelsohn <dje.gcc@gmail.com>
3017 * config/rs6000/rs6000.c (rs6000_assemble_visibility): Swap "internal"
3018 and "protected" in visibility types.
3019 (rs6000_xcoff_declare_function_name): Fix formatting.
3020 (rs6000_xcoff_declare_object_name): Fix formatting.
3022 2016-10-21 Uros Bizjak <ubizjak@gmail.com>
3024 * config/i386/i386.c (ix86_fold_builtin): Handle IX86_BUILTIN_INFQ
3025 and IX86_BUILTIN_HUGE_VALQ here ...
3026 (ix86_expand_builtin): ... not here.
3028 2016-10-20 Jakub Jelinek <jakub@redhat.com>
3030 * doc/gty.texi (for_user): Use @item next to @findex.
3032 2016-10-20 Uros Bizjak <ubizjak@gmail.com>
3035 * config/i386/bmiintrin.h (__tzcnt_u16): Call __builtin_ia32_tzcnt_u16.
3036 (__tzcnt_u32, _tzcnt_u32): Call __builtin_ia32_tzcnt_u32.
3037 (__tzcnt_u64, _tzcnt_u64): Call __builtin_ia32_tzcnt_u64.
3038 * config/i386/lzcntintrin.h (__lzcnt_u16): Call
3039 __builtin_ia32_lzcnt_u16.
3040 (__lzcnt_u32, _lzcnt_u32): Call __builtin_ia32_lzcnt_u32.
3041 (__lzcnt_u64, _lzcnt_u64): Call __builtin_ia32_lzcnt_u64.
3042 * config/i386/i386.md (UNSPEC_LZCNT, UNSPEC_TZCNT): New unspecs.
3043 (ctz<mode>2, *ctz<mode>2): Use SWI48 mode iterator.
3044 (bmi_tzcnt_<mode>): New expander.
3045 (*bmi_tzcnt_<mode>_falsedep_1): New define_insn_and_split pattern.
3046 (*bmi_tzcnt_<mode>_falsedep, *bmi_tzcnt_<mode>): New insn patterns.
3047 (clz<mode>2_lzcnt, *clz<mode>2_lzcnt): Use SWI48 mode iterator.
3048 (lzcnt_<mode>): New expander.
3049 (*lzcnt_<mode>_falsedep_1): New define_insn_and_split pattern.
3050 (*lzcnt_<mode>_falsedep, *lzcnt_<mode>): New insn patterns.
3051 * config/i386/i386-builtin-types.def (UINT_FTYPE_UINT): New.
3052 (UINT64_FTYPE_UINT64): New.
3053 * config/i386/i386-builtin.def (__builtin_clzs): Remove description.
3054 (__builtin_ia32_lzcnt_u16): New description.
3055 (__builtin_ia32_lzcnt_u32): Ditto.
3056 (__builtin_ia32_lzcnt_u64): Ditto.
3057 (__builtin_ctzs): Remove description.
3058 (__builtin_ia32_tzcnt_u16): New description.
3059 (__builtin_ia32_tzcnt_u32): Ditto.
3060 (__builtin_ia32_tzcnt_u64): Ditto.
3061 * config/i386/i386.c (ix86_expand_args_builtin): Handle
3062 UINT_FTYPE_UINT and UINT64_FTYPE_UINT64.
3064 2016-10-20 Martin Liska <mliska@suse.cz>
3067 * lto-streamer-in.c (fixup_call_stmt_edges_1): Replace value
3068 comparison with STMT_UID_NOT_IN_RANGE.
3069 (fixup_call_stmt_edges): Do not fixup edges of a thunk in
3072 2016-10-20 Eric Botcazou <ebotcazou@adacore.com>
3074 * compare-elim.c (conforming_compare): Accept UNSPECs.
3075 (find_comparison_dom_walker::before_dom_children): Deal with
3076 instructions both using and killing the flags register.
3077 (equivalent_reg_at_start): New function extracted from...
3078 (try_eliminate_compare): ...here. Use it and add support for
3079 registers and UNSPECs as second operand of the compare.
3080 * config/visium/visium-modes.def (CCV): New.
3081 * config/visium/predicates.md (visium_v_comparison_operator): New.
3082 (visium_branch_operator): Deal with CCV mode.
3083 * config/visium/visium.c (visium_select_cc_mode): Likewise.
3084 (output_cbranch): Likewise.
3085 * config/visium/visium.md (UNSPEC_{ADD,SUB,NEG}V): New constants.
3086 (uaddv<mode>4): New expander.
3087 (addv<mode>4): Likewise.
3088 (add<mode>3_insn_set_carry): New instruction.
3089 (add<mode>3_insn_set_overflow): Likewise.
3090 (addsi3_insn_set_overflow): Likewise.
3091 (usubv<mode>4): New expander.
3092 (subv<mode>4): Likewise.
3093 (sub<mode>3_insn_set_carry): New instruction.
3094 (sub<mode>3_insn_set_overflow): Likewise.
3095 (subsi3_insn_set_overflow): Likewise.
3096 (unegv<mode>3): New expander.
3097 (negv<mode>3): Likewise.
3098 (neg<mode>2_insn_set_overflow): New instruction.
3099 (addv_tst<mode>): Likewise.
3100 (subv_tst<mode>): Likewise.
3101 (negv_tst<mode>): Likewise.
3102 (cbranch<mode>4_addv_insn): New splitter and instruction.
3103 (cbranch<mode>4_subv_insn): Likewise.
3104 (cbranch<mode>4_negv_insn): Likewise.
3106 2016-10-20 Richard Biener <rguenther@suse.de>
3108 * tree-ssa-alias.c (ptrs_compare_unequal): Remove code duplication.
3109 Handle decls possibly not bound.
3110 * tree-ssa-structalias.c (get_constraint_for_ssa_var): Add
3111 nothing_id for decls that might not be bound if we are interested
3113 (get_constraint_for_component_ref): Deal with that.
3115 2016-10-20 Michael Matz <matz@suse.de>
3118 * common.opt (-fsplit-loops): New flag.
3119 * passes.def (pass_loop_split): Add.
3120 * opts.c (default_options_table): Add OPT_fsplit_loops entry at -O3.
3121 (enable_fdo_optimizations): Add loop splitting.
3122 * timevar.def (TV_LOOP_SPLIT): Add.
3123 * tree-pass.h (make_pass_loop_split): Declare.
3124 * tree-ssa-loop-manip.h (rewrite_into_loop_closed_ssa_1): Declare.
3125 * tree-ssa-loop-unswitch.c: Include tree-ssa-loop-manip.h,
3126 * tree-ssa-loop-split.c: New file.
3127 * Makefile.in (OBJS): Add tree-ssa-loop-split.o.
3128 * doc/invoke.texi (fsplit-loops): Document.
3129 * doc/passes.texi (Loop optimization): Add paragraph about loop
3132 2016-10-20 Richard Biener <rguenther@suse.de>
3134 * cgraphunit.c (analyze_functions): Set node->definition to
3135 false to signal symbol removal to debug_hooks->late_global_decl.
3136 * ipa.c (symbol_table::remove_unreachable_nodes): When not in
3137 WPA signal symbol removal to the debuginfo machinery.
3138 * dwarf2out.c (dwarf2out_late_global_decl): Instead of
3139 using early_finised to guard the we're called for symbol
3140 removal case look at the symtabs definition flag.
3141 (gen_variable_die): Remove redundant check.
3143 2016-10-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3145 * config/s390/s390.md ("prefetch"): Add fallthrough comment.
3147 2016-10-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
3149 PR tree-optimization/53979
3150 * match.pd ((a ^ b) | a -> a | b): New pattern.
3152 2016-10-19 John David Anglin <danglin@gcc.gnu.org>
3154 * config/pa/pa64-hpux.h (PA_INIT_FRAME_DUMMY_ASM_OP): Move to
3155 config/pa/pa64-hpux-lib.h.
3156 (PA_CRTBEGIN_HACK): Likewise.
3157 (DTOR_LIST_BEGIN): Likewise.
3159 2016-10-19 Bernd Edlinger <bernd.edlinger@hotmail.de>
3161 * config/arm/arm.c (arm_emit_coreregs_64bit_shift): Clear the result
3162 register only if "in" and "out" are different registers.
3164 2016-10-19 Eric Botcazou <ebotcazou@adacore.com>
3166 * omp-low.c (pass_oacc_device_lower::gate): New method.
3167 (execute): Always call execute_oacc_device_lower.
3169 2016-10-19 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3171 PR tree-optimization/77916
3172 PR tree-optimization/77937
3173 * gimple-ssa-strength-reduction.c (analyze_increments): Remove
3175 (insert_initializers): Requirement of initializer for -1 should be
3176 based on pointer-typedness of the candidate basis.
3178 2016-10-19 Bin Cheng <bin.cheng@arm.com>
3180 PR tree-optimization/78005
3181 * tree-vect-loop-manip.c (vect_gen_prolog_loop_niters): Compute
3182 upper (included) bound for niters of prolog loop.
3183 (vect_gen_scalar_loop_niters): Change parameter VF to VFM1.
3184 Compute niters of scalar loop above which vectorized loop is
3185 preferred, as well as the upper (included) bound for the niters.
3186 (vect_do_peeling): Record niter bound for loops accordingly.
3188 2016-10-19 Thomas Schwinge <thomas@codesourcery.com>
3191 * tree-core.h (enum tree_index): Put the complex types after their
3193 * tree-streamer.c (verify_common_node_recorded): New function.
3194 (preload_common_nodes) <TREE_CODE (node) == COMPLEX_TYPE>: Use it.
3196 2016-10-19 Martin Liska <mliska@suse.cz>
3198 * cgraph.h (cgraph_edge::binds_to_current_def_p):
3199 Replace NULL with false as a return value.
3201 2016-10-19 Thomas Schwinge <thomas@codesourcery.com>
3203 PR tree-optimization/78024
3204 * omp-low.c (oacc_loop_discovery): Call clear_bb_flags before, and
3205 don't clear BB_VISITED after processing.
3207 2016-10-19 Richard Biener <rguenther@suse.de>
3209 * domwalk.c (dom_walker::walk): Use RPO order.
3211 2016-10-19 Richard Biener <rguenther@suse.de>
3213 * tree-vrp.c (evrp_dom_walker::evrp_dom_walker): Initialize
3215 (evrp_dom_walker::~evrp_dom_walker): Free it.
3216 (evrp_dom_walker::stmts_to_remove): Add.
3217 (evrp_dom_walker::before_dom_children): Mark PHIs and stmts
3218 whose output we fully propagate for removal. Propagate
3219 into BB destination PHI arguments.
3220 (execute_early_vrp): Remove queued stmts. Dump value ranges
3221 before stmt removal.
3223 2016-10-18 Aldy Hernandez <aldyh@redhat.com>
3225 * Makefile.in (OBJS): Add gimple-ssa-warn-alloca.o.
3226 * passes.def: Add two instances of pass_walloca.
3227 * tree-pass.h (make_pass_walloca): New.
3228 * gimple-ssa-warn-alloca.c: New file.
3229 * doc/invoke.texi: Document -Walloca, -Walloca-larger-than=, and
3230 -Wvla-larger-than= options.
3232 2016-10-18 Thomas Schwinge <thomas@codesourcery.com>
3234 * cfg.c (clear_bb_flags): Use FOR_ALL_BB_FN.
3235 * config/nvptx/nvptx.c (nvptx_find_sese): Likewise.
3237 2016-10-18 Kelvin Nilsen <kelvin@gcc.gnu.org>
3239 * config/rs6000/altivec.h (vec_xl_len): New macro.
3240 (vec_xst_len): New macro.
3241 (vec_cmpnez): New macro.
3242 (vec_cntlz_lsbb): New macro.
3243 (vec_cnttz_lsbb): New macro.
3244 (vec_xlx): New macro.
3245 (vec_xrx): New macro.
3246 (vec_all_nez): New C++ predicate template.
3247 (vec_any_eqz): New C++ predicate template.
3248 (vec_all_ne): Revised C++ predicate template under _ARCH_PWR9
3249 conditional compilation.
3250 (vec_any_eq): Revised C++ predicate template under _ARCH_PWR9
3251 conditional compilation.
3252 (vec_all_nez): New macro.
3253 (vec_any_eqz): New macro.
3254 (vec_all_ne): Revised macro under _ARCH_PWR9 conditional
3256 (vec_any_eq): Revised macro under _ARCH_PWR9 conditional
3258 * config/rs6000/vector.md (VI): Moved this mode iterator
3259 definition from altivec.md to vector.md.
3260 (UNSPEC_NEZ_P): New value.
3261 (vector_ne_<mode>_p): New expansion for implementation of
3262 vec_all_ne and vec_any_eq built-in functions.
3263 (vector_nez_<mode>_p): New expansion for implementation of
3264 vec_all_nez and vec_any_eqz built-in functions.
3265 (vector_ne_v2di_p): New expansion for implementation of vec_all_ne
3266 and vec_any_eq built-in function.
3267 (cr6_test_for_zero): New commentary to explain this expansion.
3268 (cr6_test_for_zero_reverse): New commentary to explain this expansion.
3269 (cr6_test_for_lt): New commentary to explain this expansion.
3270 (cr6_test_for_lt_reverse): New commentary to explain this
3272 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
3273 overloaded function prototypes for vec_all_ne, vec_all_nez,
3274 vec_any_eq, vec_any_eqz, vec_cmpnez, vec_cntlz_lsbb,
3275 vec_cnttz_lsbb, vec_xl_len, vec_xst_len, vec_xlx, and vec_xrx
3277 (altivec_resolve_overloaded_builtin): Modify the handling of
3278 ALTIVEC_BUILTIN_VEC_CMPNE to use the Power9 instructions when
3279 the compiler is configured to support TARGET_P9_VECTOR.
3280 * config/rs6000/rs6000-builtin.def (BU_ALTIVEC_P): Add commentary
3281 to explain the special processing that is given to predicate
3282 built-ins introduced using this macro.
3283 (BU_ALTIVEC_OVERLOAD_P): Add commentary to alert maintainers to
3284 the special processing given to predicate built-ins introduced
3286 (BU_VSX_P): Likewise.
3287 (BU_P8V_AV_P): Likewise.
3288 (BU_P9V_AV_P): Likewise.
3289 (BU_P9V_AV_X): New macro.
3290 (BU_P9V_64BIT_AV_X): New macro.
3291 (BU_P9V_VSX_3): New macro.
3292 (BU_P9V_OVERLOAD_P): New macro.
3293 (LXVL): New BU_P9V_64BIT_VSX_2.
3294 (VEXTUBLX): New BU_P9V_AV_2.
3295 (VEXTUBRX): Likewise.
3296 (VEXTUHLX): Likewise.
3297 (VEXTUHRX): Likewise.
3298 (VEXTUWLX): Likewise.
3299 (VEXTUWRX): Likewise.
3300 (STXVL): New BU_P9V_64BIT_AV_X.
3301 (VCLZLSBB): New BU_P9V_AV_1.
3302 (VCTZLSBB): Likewise.
3303 (CMPNEB): New BU_P9V_AV_2.
3308 (VCMPNEB_P): New BU_P9V_AV_P.
3309 (VCMPNEH_P): Likewise.
3310 (VCMPNEW_P): Likewise.
3311 (VCMPNED_P): Likewise.
3312 (VCMPNEFP_P): Likewise.
3313 (VCMPNEDP_P): Likewise.
3314 (CMPNEZB): New BU_P9V_AV_2.
3315 (CMPNEZH): Likewise.
3316 (CMPNEZW): Likewise.
3317 (VCMPNEZB_P): New BU_P9V_AV_P.
3318 (VCMPNEZH_P): Likewise.
3319 (VCMPNEZW_P): Likewise.
3320 (LXVL): New BU_P9V_OVERLOAD_2.
3321 (STXVL): New BU_P9V_OVERLOAD_3.
3322 (VEXTULX): New BU_P9V_OVERLOAD_2.
3323 (VEXTURX): Likewise.
3325 (VCMPNEZ_P): New BU_P9V_OVERLOAD_P.
3326 (VCMPNE_P): Likewise.
3327 (VCLZLSBB): New BU_P9V_OVERLOAD_1.
3328 (VCTZLSBB): Likewise.
3329 * config/rs6000/rs6000.c (altivec_expand_predicate_builtin): Add
3330 comment to explain mode used for scratch register.
3331 (altivec_expand_stxvl_builtin): New function.
3332 (altivec_expand_builtin): Add case for new constant P9V_BUILTIN_STXVL.
3333 (altivec_init_builtins): Add initialized variable
3334 void_ftype_v16qi_pvoid_long and use this type to define the
3335 built-in function __builtin_altivec_stxvl.
3336 * config/rs6000/vsx.md (UNSPEC_LXVL): New value.
3337 (UNSPEC_STXVL): New value.
3338 (UNSPEC_VCLZLSBB): New value.
3339 (UNSPEC_VCTZLSBB): New value.
3340 (UNSPEC_VEXTUBLX): New value.
3341 (UNSPEC_VEXTUHLX): New value.
3342 (UNSPEC_VEXTUWLX): New value.
3343 (UNSPEC_VEXTUBRX): New value.
3344 (UNSPEC_VEXTUHRX): New value.
3345 (UNSPEC_VEXTUWRX): New value.
3346 (UNSPEC_VCMPNEB): New value.
3347 (UNSPEC_VCMPNEZB): New value.
3348 (UNSPEC_VCMPNEH): New value.
3349 (UNSPEC_VCMPNEZH): New value.
3350 (UNSPEC_VCMPNEW): New value.
3351 (UNSPEC_VCMPNEZW): New value.
3352 (*vsx_ne_<mode>_p): New insn for vector test all not equal with
3353 vector of integer modes.
3354 (*vsx_ne_<mode>_p): New insn for vector test all not equal with
3355 vector of float or double modes.
3356 (*vector_nez_<mode>_p): New insn for vector test all not equal or
3358 (lxvl): New expand for load VSX vector with length.
3359 (*lxvl): New insn for load VSX vector with length.
3360 (stxvl): New expand for store VSX vector with length.
3361 (*stxvl): New insn for store VSX vector with length.
3362 (vcmpneb): New insn for vector of byte compare not equal.
3363 (vcmpnezb): New insn for vector of byte compare not equal or zero.
3364 (vcmpneh): New insn for vector of half word compare not equal.
3365 (vcmpnezh): New insn for vector of half word compare not equal or
3367 (vcmpnew): New insn for vector of word compare not equal.
3368 (vcmpne<VSs>): New insn for vector of float or double compare not
3370 (vcmpnezw): New insn for vector of word compare not equal or zero.
3371 (vclzlsbb): New insn for vector count leading zero
3372 least-significant bits byte.
3373 (vctzlsbb): New insn for vector count trailing zero least
3374 signficant bits byte.
3375 (vextublx): New insn for vector extract unsigned byte left
3377 (vextubrx): New insn for vector extract unsigned byte right
3379 (vextuhlx): New insn for vector extract unsigned half word left
3381 (vextuhrx): New insn for vector extract unsigned half word right
3383 (vextuwlx): New insn for vector extract unsigned word left
3385 (vextuwrx): New insn for vector extract unsigned word right
3387 * config/rs6000/rs6000.h (RS6000_BTC_CONST): Enhance comment to
3388 clarify intent of this constant.
3389 * config/rs6000/altivec.md (VI): Move this mode iterator to vsx.md.
3390 * doc/extend.texi (PowerPC Altivec Built-in Functions): Add
3391 documentation for vec_all_nez, vec_any_eqz, vec_cmpnez,
3392 vec_cntlz_lsbb, vec_cnttz_lsbb, vec_xl_len, vec_xst_len, vec_xlx,
3393 and vec_xrx functions.
3395 2016-10-18 Andrew Pinski <apinski@cavium.com>
3398 * predict.c (is_exit_with_zero_arg): New function.
3399 (tree_bb_level_predictions): Don't consider paths leading to exit(0)
3402 2016-10-18 Uros Bizjak <ubizjak@gmail.com>
3405 * config/i386/i386.c (legitimize_tls_address)
3406 <case TLS_MODEL_INITIAL_EXEC>: For TARGET_64BIT || TARGET_ANY_GNU_TLS
3407 convert dest to Pmode if different than Pmode.
3409 2016-10-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3411 PR tree-optimization/77916
3412 * gimple-ssa-strength-reduction.c (analyze_increments): Reinstate
3413 stopgap fix, as pointers with -1 increment are still broken.
3415 2016-10-18 David Edelsohn <dje.gcc@gmail.com>
3417 * config/rs6000/rs6000.c (rs6000_output_symbol_ref): Move storage
3418 mapping class decoration from here...
3419 (rs6000_xcoff_encode_section): ...to here.
3421 (rs6000_savres_strategy) [AIX,ELFv2]: Inline FPR save and restore
3422 if shrink-wrapping and optimizing for speed.
3424 2016-10-18 Richard Biener <rguenther@suse.de>
3426 * tree-vrp.c (evrp_dom_walker::before_dom_children): Handle
3427 not visited but non-executable predecessors. Return taken edge.
3428 Simplify conditions and refactor propagation vs. folding step.
3430 2016-10-18 Segher Boessenkool <segher@kernel.crashing.org>
3432 * config/rs6000/rs6000.c (rs6000_savres_strategy): Do not select
3433 {SAVE,REST}_MULTIPLE if shrink-wrapping separate components.
3434 (rs6000_get_separate_components): Assert we do not have those
3435 strategies selected.
3437 2016-10-18 Richard Biener <rguenther@suse.de>
3439 * tree-ssa-propagate.h (substitute_and_fold): Adjust prototype.
3440 * tree-ssa-propagate.c (ssa_prop_fini): Remove final BB_VISITED
3442 (substitute_and_fold_dom_walker): Adjust constructor.
3443 (substitute_and_fold_dom_walker::before_dom_children): Remove
3444 do_dce flag and handling (always true).
3445 (substitute_and_fold): Likewise.
3446 * tree-vrp.c (vrp_finalize): Adjust.
3447 (execute_early_vrp): Remove final BB_VISITED clearing.
3448 * tree-ssa-ccp.c (ccp_finalize): Adjust.
3449 * tree-ssa-copy.c (fini_copy_prop): Likewise.
3450 * ira.c (ira): Call clear_bb_flags.
3452 2016-10-18 Richard Biener <rguenther@suse.de>
3454 * genmatch.c (dt_operand::gen_gimple_expr): Use get_name to
3455 get at the operand to look at with TREE_OPERAND for generic
3458 2016-10-18 David Malcolm <dmalcolm@redhat.com>
3460 * genattrtab.c (attr_string): Use rtx_reader_ptr for call to
3462 (gen_attr): Use rtx_reader_ptr for lookup_enum_type call.
3463 (write_test_expr): Use rtx_reader_ptr for calls to
3465 (write_attr_value): Likewise.
3466 * genconditions.c (write_one_condition): Use rtx_reader_ptr for
3467 call to print_md_ptr_loc.
3468 (write_one_condition): Likewise for calls to print_c_condition.
3469 * genconstants.c: Include "statistics.h" and "vec.h".
3470 (main): Update for conversion to member functions.
3471 * genemit.c (emit_c_code): Use rtx_reader_ptr for
3472 call to print_md_ptr_loc.
3473 * genenums.c: Include "statistics.h" and "vec.h".
3474 (main): Update for conversion of traverse_enum_types to a method.
3475 * genmddeps.c: Include "statistics.h" and "vec.h".
3476 * genoutput.c (process_template): Use rtx_reader_ptr for call to
3478 * genpreds.c (write_predicate_subfunction): Likewise.
3479 (write_predicate_expr): Likewise for calls to print_c_condition.
3480 * genrecog.c (print_test): Likewise.
3481 * gensupport.c (process_rtx): Likewise for calls to
3482 copy_md_ptr_loc and join_c_conditions.
3483 (alter_test_for_insn): Likewise for call to join_c_conditions.
3484 (process_substs_on_one_elem): Likewise.
3485 (gen_mnemonic_setattr): Update for move of string_obstack to a
3486 field of rtx_reader.
3487 (mnemonic_htab_callback): Likewise. Fix formatting.
3488 (gen_mnemonic_attr): Likewise.
3489 * gentarget-def.c (def_target_insn): Use rtx_reader_ptr for calls
3490 to print_c_condition.
3491 * read-md.c: Include "statistics.h" and "vec.h".
3492 (string_obstack): Convert this global to field "m_string_obstack"
3493 of class rtx_reader.
3494 (ptr_locs): Likewise, as "m_ptr_locs".
3495 (ptr_loc_obstack): Likewise, as "m_ptr_loc_obstack".
3496 (joined_conditions): Likewise, as "m_joined_conditions".
3497 (joined_conditions_obstack): Likewise, as "m_joined_conditions_obstack".
3498 (md_constants): Likewise, as "m_md_constants".
3499 (enum_types): Likewise, as "m_enum_types".
3500 (set_md_ptr_loc): Convert to...
3501 (rtx_reader::set_md_ptr_loc): ...member function.
3502 (get_md_ptr_loc): Convert to...
3503 (rtx_reader::get_md_ptr_loc): ...member function.
3504 (copy_md_ptr_loc): Convert to...
3505 (rtx_reader::copy_md_ptr_loc): ...member function.
3506 (fprint_md_ptr_loc): Convert to...
3507 (rtx_reader::fprint_md_ptr_loc): ...member function.
3508 (print_md_ptr_loc): Convert to...
3509 (rtx_reader::print_md_ptr_loc): ...member function.
3510 (join_c_conditions): Convert to...
3511 (rtx_reader::join_c_conditions): ...member function.
3512 (fprint_c_condition): Convert to...
3513 (rtx_reader::fprint_c_condition): ...member function.
3514 (print_c_condition): Convert to...
3515 (rtx_reader::print_c_condition): ...member function.
3516 (read_name): Convert to...
3517 (rtx_reader::read_name): ...member function.
3518 (read_escape): Convert to...
3519 (rtx_reader::read_escape): ...member function.
3520 (read_quoted_string): Convert to...
3521 (rtx_reader::read_quoted_string): ...member function.
3522 (read_braced_string): Convert to...
3523 (rtx_reader::read_braced_string): ...member function.
3524 (read_string): Convert to...
3525 (rtx_reader::read_string): ...member function.
3526 (read_skip_construct): Convert to...
3527 (rtx_reader::read_skip_construct): ...member function.
3528 (handle_constants): Convert to...
3529 (rtx_reader::handle_constants): ...member function.
3530 (traverse_md_constants): Convert to...
3531 (rtx_reader::traverse_md_constants): ...member function.
3532 (handle_enum): Convert to...
3533 (rtx_reader::handle_enum): ...member function.
3534 (lookup_enum_type): Convert to...
3535 (rtx_reader::lookup_enum_type): ...member function.
3536 (traverse_enum_types): Convert to...
3537 (rtx_reader::traverse_enum_types): ...member function.
3538 (rtx_reader::rtx_reader): Move initializations
3539 of various former global data from rtx_reader::read_md_files to
3540 here, as fields, along with the call to unlock_std_streams.
3541 (rtx_reader::~rtx_reader): Clean up m_base_dir, and clean up
3543 (rtx_reader::read_md_files): Move initializations of various
3544 global data from here to the ctor.
3545 * read-md.h (read_name): Convert to...
3546 (rtx_reader::read_name): ...member function.
3547 (rtx_reader::read_escape): New method decl.
3548 (read_quoted_string): Convert to...
3549 (rtx_reader::read_quoted_string): ...member function.
3550 (rtx_reader::read_braced_string): New method decl.
3551 (read_string): Convert to...
3552 (rtx_reader::read_string): ...member function.
3553 (rtx_reader::read_skip_construct): New method decl.
3554 (rtx_reader::set_md_ptr_loc): New method decl.
3555 (rtx_reader::get_md_ptr_loc): New method decl.
3556 (copy_md_ptr_loc): Convert to...
3557 (rtx_reader::copy_md_ptr_loc): ...member function.
3558 (fprint_md_ptr_loc): Convert to...
3559 (rtx_reader::fprint_md_ptr_loc): ...member function.
3560 (print_md_ptr_loc): Convert to...
3561 (rtx_reader::print_md_ptr_loc): ...member function.
3562 (rtx_reader::lookup_enum_type): New method decl.
3563 (rtx_reader::traverse_enum_types): New method decl.
3564 (rtx_reader::handle_constants): New method decl.
3565 (traverse_md_constants): Convert to...
3566 (rtx_reader::traverse_md_constants): ...member function.
3567 (rtx_reader::handle_enum): New method decl.
3568 (rtx_reader::join_c_conditions): New method decl.
3569 (fprint_c_condition): Convert to...
3570 (rtx_reader::fprint_c_condition): ...member function.
3571 (print_c_condition): Convert to...
3572 (rtx_reader::print_c_condition): ...member function.
3573 (rtx_reader::apply_iterator_to_string): New method decl.
3574 (rtx_reader::copy_rtx_for_iterators): New method decl.
3575 (rtx_reader::read_conditions): New method decl.
3576 (rtx_reader::record_potential_iterator_use): New method decl.
3577 (rtx_reader::read_mapping): New method decl.
3578 (rtx_reader::read_rtx): New method decl.
3579 (rtx_reader::read_rtx_code): New method decl.
3580 (rtx_reader::read_rtx_operand): New method decl.
3581 (rtx_reader::read_nested_rtx): New method decl.
3582 (rtx_reader::read_rtx_variadic): New method decl.
3583 (rtx_reader::get_string_obstack): New method.
3584 (rtx_reader::get_md_constants): New method.
3585 (string_obstack): Convert global variable decl to...
3586 (rtx_reader::m_string_obstack): ...this new field.
3587 (rtx_reader::m_ptr_locs): New field.
3588 (rtx_reader::m_ptr_loc_obstack): New field.
3589 (rtx_reader::m_joined_conditions): New field.
3590 (rtx_reader::m_joined_conditions_obstack): New field.
3591 (rtx_reader::m_md_constants): New field.
3592 (rtx_reader::m_enum_types): New field.
3593 * read-rtl.c (apply_iterator_to_string): Convert to...
3594 (rtx_reader::apply_iterator_to_string): ...member function.
3595 (copy_rtx_for_iterators): Convert to...
3596 (rtx_reader::copy_rtx_for_iterators): ...member function.
3597 (add_condition_to_string): Use rtx_reader_ptr for
3598 calls join_c_conditions.
3599 (apply_iterators): Use rtx_reader_ptr for calls to
3600 join_c_conditions and copy_rtx_for_iterators.
3601 (read_conditions): Convert to...
3602 (rtx_reader::read_conditions): ...member function.
3603 (record_potential_iterator_use): Convert to...
3604 (rtx_reader::record_potential_iterator_use): ...member function.
3605 (read_mapping): Convert to...
3606 (rtx_reader::read_mapping): ...member function.
3607 (read_subst_mapping): Use rtx_reader_ptr for read_string call.
3608 (read_rtx): Convert to...
3609 (rtx_reader::read_rtx): ...member function.
3610 (read_rtx_code): Convert to...
3611 (rtx_reader::read_rtx_code): ...member function.
3612 (read_rtx_operand): Convert to...
3613 (rtx_reader::read_rtx_operand): ...member function. Update for move
3614 of string_obstack to a field.
3615 (read_nested_rtx): Convert to..
3616 (rtx_reader::read_nested_rtx): ...member function.
3617 (read_rtx_variadic): Convert to..
3618 (rtx_reader::read_rtx_variadic): ...member function.
3620 2016-10-18 Kugan Vivekanandarajah <kuganv@linaro.org>
3622 * tree-vrp.c (get_value_range): Check get_ptr_nonnull.
3624 2016-10-18 Kugan Vivekanandarajah <kuganv@linaro.org>
3626 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Set value range
3627 for pointer type too.
3628 (ipcp_update_vr): set_ptr_nonnull for pointer.
3630 2016-10-18 Kugan Vivekanandarajah <kuganv@linaro.org>
3632 * tree-ssa-alias.h (pt_solution_singleton_or_null_p): Renamed from
3633 pt_solution_singleton_p.
3634 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Use renamed
3635 pt_solution_singleton_or_null_p from pt_solution_singleton_p.
3636 * tree-ssa-structalias.c (find_what_p_points_to): Preserve
3637 pointer nonnull computed by VRP.
3638 Also Conservatively set pt.null to 1.
3639 (pt_solution_reset): Conservatively set pt.null to 1.
3640 (pt_solution_singleton_or_null_p): Renamed from
3641 pt_solution_singleton_p.
3642 * tree-ssanames.h (set_ptr_nonnull): Declare.
3643 (get_ptr_nonnull): Likewise.
3644 * tree-ssanames.c (set_ptr_nonnull): New.
3645 (get_ptr_nonnull): Likewise.
3646 * tree-vrp.c (vrp_finalize): Set ptr that are nonnull.
3647 (evrp_dom_walker::before_dom_children): Likewise.
3649 2016-10-17 Eric Botcazou <ebotcazou@adacore.com>
3651 * config/i386/i386.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to...
3652 * config/i386/i386.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ...here.
3653 * config/ia64/ia64.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to...
3654 * config/ia64/ia64.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ...here.
3655 * config/rs6000/rs6000.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to.
3656 * config/rs6000/rs6000.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ...here.
3657 (rs6000_option_override_internal): Clear it if ABI_AIX.
3658 * config/sparc/sparc.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to...
3659 * config/sparc/sparc.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ... here.
3661 2016-10-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3663 * gimple-ssa-strength-reduction.c (record_increment): Remove
3666 2016-10-17 Eric Botcazou <ebotcazou@adacore.com>
3668 * expmed.c (expand_shift_1): Add MAY_FAIL parameter and do not assert
3669 that the result is non-zero if it is true.
3670 (maybe_expand_shift): New wrapper around expand_shift_1.
3671 (emit_store_flag): Call maybe_expand_shift in lieu of expand_shift.
3673 2016-10-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3675 PR tree-optimization/77916
3676 * gimple-ssa-strength-reduction.c (create_add_on_incoming_edge):
3677 Don't allow a MINUS_EXPR for pointer arithmetic for either known
3679 (record_increment): Increments of -1 for unknown strides just use
3680 a multiply initializer like other negative values.
3681 (analyze_increments): Remove stopgap solution for -1 increment
3682 applied to pointer arithmetic.
3684 2016-10-17 Yuri Rumyantsev <ysrumyan@gmail.com>
3686 * dominance.c (dom_info::dom_info): Add new constructor for region
3687 which is vector of basic blocks.
3688 (dom_init): New method to initialize members common for both
3690 (dom_info::dom_info): Invoke dom_init for partial initialization.
3691 (dom_info::get_idom): Add check to corner cases on basic blocks which
3693 (dom_info::calc_dfs_tree): Check M_FAKE_EXIT_EDGE instead of M_REVERSE
3694 to detect unreachable bbs.
3695 (dom_info::calc_idoms): Likewise.
3696 (compute_dom_fast_query_in_region): New function.
3697 (calculate_dominance_info_for_region): Likewise.
3698 (free_dominance_info_for_region): Likewise.
3699 * dominance.h: Add prototypes for introduced region-based functions
3700 tree-if-conv.c: (build_region): New function.
3701 (if_convertible_loop_p_1): Invoke local version of post-dominators
3702 calculation before basic block predication with subsequent freeing
3703 post-dominator info.
3704 (tree_if_conversion): Remove free of post-dominator info
3705 (pass_if_conversion::execute): Delete detection of infinite loops
3706 and fake edges to exit block since post-dominator calculation is
3707 performed per if-converted loop only.
3709 2016-10-17 Bernd Edlinger <bernd.edlinger@hotmail.de>
3712 * config/arm/arm.c (arm_emit_coreregs_64bit_shift): Clear the result
3713 register explicitly.
3714 * config/arm/arm.md (ashldi3, ashrdi3, lshrdi3): Don't FAIL if
3715 optimizing for size.
3717 2016-10-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3719 * config/aarch64/aarch64.c: Delete inclusion of
3720 cortex-a57-fma-steering.h.
3721 (aarch64_override_options): Delete call
3722 to aarch64_register_fma_steering.
3723 * config/aarch64/aarch64-protos.h (make_pass_fma_steering): Declare.
3724 * config/aarch64/cortex-a57-fma-steering.h: Delete.
3725 * config/aarch64/aarch64-passes.def: New file.
3726 * config/aarch64/cortex-a57-fma-steering.c
3727 (aarch64_register_fma_steering): Delete definition.
3728 (make_pass_fma_steering): Remove static qualifier.
3729 * config/aarch64/t-aarch64 (PASSES_EXTRA): New directive.
3730 (cortex-a57-fma-steering.o): Remove dependency on
3731 cortex-a57-fma-steering.h.
3733 2016-10-17 Eric Botcazou <ebotcazou@adacore.com>
3735 * explow.c (validize_mem): Do not modify the argument in-place.
3737 2016-10-17 Thomas Schwinge <thomas@codesourcery.com>
3739 * tree-streamer.c (record_common_node): Explicitly list expected
3742 2016-10-17 Richard Biener <rguenther@suse.de>
3744 PR tree-optimization/77988
3745 * tree-vrp.c (remove_range_assertions): Use replace_uses_by.
3747 2016-10-17 Marek Polacek <polacek@redhat.com>
3749 * Makefile.in (C_COMMON_OBJS): Add c-family/c-attribs.o.
3751 2016-10-17 Richard Biener <rguenther@suse.de>
3753 * bb-reorder.c (reorder_basic_blocks_simple): Clear BB_VISITED
3756 2016-10-17 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
3758 PR tree-optimization/71636
3759 * match.pd (x & ((1 << b) - 1) -> x & ~(~0 << b)): New pattern.
3761 2016-10-17 Richard Biener <rguenther@suse.de>
3763 * gimplify.c (gimplify_function_tree): Do not move the outer
3766 2016-10-17 Jakub Jelinek <jakub@redhat.com>
3768 * langhooks.h (struct lang_hooks_for_decls): Remove
3769 function_decl_explicit_p, function_decl_deleted_p and
3770 function_decl_defaulted hooks. Add decl_dwarf_attribute hook.
3771 * langhooks-def.h (lhd_decl_dwarf_attribute): Declare.
3772 (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P,
3773 LANG_HOOKS_FUNCTION_DECL_DELETED_P,
3774 LANG_HOOKS_FUNCTION_DECL_DEFAULTED): Remove.
3775 (LANG_HOOKS_DECL_DWARF_ATTRIBUTE): Define.
3776 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P,
3777 LANG_HOOKS_FUNCTION_DECL_DELETED_P and
3778 LANG_HOOKS_FUNCTION_DECL_DEFAULTED. Add
3779 LANG_HOOKS_DECL_DWARF_ATTRIBUTE.
3780 * langhooks.c (lhd_decl_dwarf_attribute): New function.
3781 * dwarf2out.c (gen_subprogram_die): Use
3782 lang_hooks.decls.decl_dwarf_attribute instead of
3783 lang_hooks.decls.function_decl_*.
3785 2016-10-16 Eric Botcazou <ebotcazou@adacore.com>
3789 * common.opt (-ftrampolines): New option.
3790 * doc/invoke.texi (Code Gen Options): Document it.
3791 * doc/tm.texi.in (Trampolines): Add TARGET_CUSTOM_FUNCTION_DESCRIPTORS.
3792 * doc/tm.texi: Regenerate.
3793 * builtins.def: Add init_descriptor and adjust_descriptor.
3794 * builtins.c (expand_builtin_init_trampoline): Do not issue a warning
3795 on platforms with descriptors.
3796 (expand_builtin_init_descriptor): New function.
3797 (expand_builtin_adjust_descriptor): Likewise.
3798 (expand_builtin) <BUILT_IN_INIT_DESCRIPTOR>: New case.
3799 <BUILT_IN_ADJUST_DESCRIPTOR>: Likewise.
3800 * calls.c (prepare_call_address): Remove SIBCALLP parameter and add
3801 FLAGS parameter. Deal with indirect calls by descriptor and adjust.
3802 Set STATIC_CHAIN_REG_P on the static chain register, if any.
3803 (call_expr_flags): Set ECF_BY_DESCRIPTOR for calls by descriptor.
3804 (expand_call): Likewise. Move around call to prepare_call_address
3805 and pass all flags to it.
3806 * cfgexpand.c (expand_call_stmt): Reinstate CALL_EXPR_BY_DESCRIPTOR.
3807 * gimple.h (enum gf_mask): New GF_CALL_BY_DESCRIPTOR value.
3808 (gimple_call_set_by_descriptor): New setter.
3809 (gimple_call_by_descriptor_p): New getter.
3810 * gimple.c (gimple_build_call_from_tree): SetCALL_EXPR_BY_DESCRIPTOR.
3811 (gimple_call_flags): Deal with GF_CALL_BY_DESCRIPTOR.
3812 * langhooks.h (struct lang_hooks): Add custom_function_descriptors.
3813 * langhooks-def.h (LANG_HOOKS_CUSTOM_FUNCTION_DESCRIPTORS): Define.
3814 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_CUSTOM_FUNCTION_DESCRIPTORS.
3815 * rtl.h (STATIC_CHAIN_REG_P): New macro.
3816 * rtlanal.c (find_first_parameter_load): Skip static chain registers.
3817 * target.def (custom_function_descriptors): New POD hook.
3818 * tree.h (FUNC_ADDR_BY_DESCRIPTOR): New flag on ADDR_EXPR.
3819 (CALL_EXPR_BY_DESCRIPTOR): New flag on CALL_EXPR.
3820 * tree-core.h (ECF_BY_DESCRIPTOR): New mask.
3821 Document FUNC_ADDR_BY_DESCRIPTOR and CALL_EXPR_BY_DESCRIPTOR.
3822 * tree.c (make_node_stat) <tcc_declaration>: Use FUNCTION_ALIGNMENT.
3823 (build_common_builtin_nodes): Initialize init_descriptor and
3825 * tree-nested.c: Include target.h.
3826 (struct nesting_info): Add 'any_descr_created' field.
3827 (get_descriptor_type): New function.
3828 (lookup_element_for_decl): New function extracted from...
3829 (create_field_for_decl): Likewise.
3830 (lookup_tramp_for_decl): ...here. Adjust.
3831 (lookup_descr_for_decl): New function.
3832 (convert_tramp_reference_op): Deal with descriptors.
3833 (build_init_call_stmt): New function extracted from...
3834 (finalize_nesting_tree_1): ...here. Adjust and deal with descriptors.
3835 * defaults.h (FUNCTION_ALIGNMENT): Define.
3836 (TRAMPOLINE_ALIGNMENT): Set to above instead of FUNCTION_BOUNDARY.
3837 * config/i386/i386.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Define.
3838 * config/ia64/ia64.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Likewise.
3839 * config/rs6000/rs6000.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS):Likewise.
3840 * config/sparc/sparc.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Likewise.
3842 2016-10-16 Eric Botcazou <ebotcazou@adacore.com>
3844 * config/sparc/sparc.c (sparc_expand_vector_init): Only accept literal
3845 constants in CONST_VECTORs.
3847 2016-10-15 Eric Botcazou <ebotcazou@adacore.com>
3849 * config/sparc/sparc.c (sparc_expand_vec_perm_bmask): Use a scratch
3850 register as destination of bmask.
3851 (vector_init_bshuffle): Likewise.
3852 * config/sparc/sparc.md (vec_perm_constv8qi): Likewise.
3853 (bmaskdi_vis): Enable only in 64-bit mode.
3855 2016-10-15 Segher Boessenkool <segher@kernel.crashing.org>
3857 * config/rs6000/rs6000.c (rs6000_get_separate_components): Do not
3858 make LR a separately shrink-wrapped component unless savres_strategy
3859 contains all of {SAVE,REST}_INLINE_{GPRS,FPRS,VRS}. Do not wrap
3860 GPRs unless both {SAVE,REST}_INLINE_GPRS. Do not disallow all
3861 wrapping when not both {SAVE,REST}_INLINE_GPRS.
3863 2016-10-15 Eric Botcazou <ebotcazou@adacore.com>
3865 * optabs.c (expand_parity): Fix mode mismatch, add final conversion
3866 and keep looping on failure.
3868 2016-10-14 David Malcolm <dmalcolm@redhat.com>
3870 * print-rtl-function.c (print_edge): Omit "(flags)" when none are
3872 (print_rtx_function): Update example in comment for...
3873 * print-rtl.c (print_rtx_operand_code_r): In compact mode, print
3874 non-virtual pseudos with a '%' sigil followed by the regno, offset
3875 by (LAST_VIRTUAL_REGISTER + 1), so that the first non-virtual
3876 pseudo is dumped as "%0".
3878 2016-10-14 Jakub Jelinek <jakub@redhat.com>
3881 * expr.c (expand_expr_real_1) <case CONST_DECL>: For EXPAND_WRITE
3884 2016-10-14 Eric Botcazou <ebotcazou@adacore.com>
3886 * config/sparc/sparc-passes.def: New file.
3887 * config/sparc/t-sparc (PASSES_EXTRA): Add sparc-passes.def.
3888 * config/sparc/sparc-protos.h (make_pass_work_around_errata): New.
3889 * config/sparc/sparc.c (sparc_option_override): Don't register passes.
3891 2016-10-14 Pat Haugen <pthaugen@us.ibm.com>
3893 * loop-unroll.c (unroll_loop_runtime_iterations): Condition initial
3894 loop peel to loops with exit test at the beginning.
3896 2016-10-14 Pat Haugen <pthaugen@us.ibm.com>
3898 PR rtl-optimization/68212
3899 * cfgloopmanip.c (duplicate_loop_to_header_edge): Use preheader edge
3900 frequency when computing scale factor for peeled copies.
3901 * loop-unroll.c (unroll_loop_runtime_iterations): Fix freq/count
3902 values for switch/peel blocks/edges.
3904 2016-10-14 Pedro Alves <palves@redhat.com>
3906 * coretypes.h (OVERRIDE, FINAL): Delete, moved to include/ansidecl.h.
3908 2016-10-14 Catherine Moore <clm@codesourcery.com>
3910 * config/mips/mips.c (mips_prepare_pch_save): Initialize
3911 micromips_globals to zero.
3913 2016-10-14 Richard Biener <rguenther@suse.de>
3915 PR tree-optimization/77979
3916 * tree-vrp.c (compare_name_with_value): Handle released SSA names
3917 in the equivalency sets.
3918 (compare_names): Likewise.
3920 2016-10-14 Martin Liska <mliska@suse.cz>
3922 * builtins.h(target_char_cst_p): Declare the function.
3923 * builtins.c (fold_builtin_memchr): Remove.
3924 (target_char_cst_p): Move the function from gimple-fold.c.
3925 (fold_builtin_3): Do not call the function.
3926 * gimple-fold.c (gimple_fold_builtin_memchr): New function.
3927 (gimple_fold_builtin): Call the function.
3928 * fold-const-call.c (fold_const_call_1): Handle CFN_BUILT_IN_MEMCHR.
3930 2016-10-14 Martin Liska <mliska@suse.cz>
3932 * builtins.c (fold_builtin_strcmp): Remove function.
3933 (fold_builtin_strncmp): Likewise.
3934 (fold_builtin_2): Remove call of the function.
3935 (fold_builtin_3): Likewise.
3936 * fold-const-call.c (fold_const_call): Add constant folding
3937 for CFN_BUILT_IN_STRCASECMP and CFN_BUILT_IN_STRNCASECMP.
3938 * fold-const-call.h (build_cmp_result): Declare the function.
3939 * gimple-fold.c (gimple_load_first_char): New function.
3940 (gimple_fold_builtin_string_compare): Likewise.
3941 (gimple_fold_builtin): Call the function.
3943 2016-10-14 Nathan Sidwell <nathan@acm.org>
3945 * gcov-io.c (gcov_open): Deconstify 'mode'.
3947 2016-10-14 Martin Liska <mliska@suse.cz>
3949 * fold-const.c (c_getstr): Support of properly \0-terminated
3950 string constants. New argument is added.
3951 * fold-const.h: New argument is added.
3953 2016-10-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3955 * config/aarch64/aarch64.c (aarch64_print_hint_for_core_or_arch):
3957 (aarch64_print_hint_for_core): Likewise.
3958 (aarch64_print_hint_for_arch): Likewise.
3959 (aarch64_validate_march): Use it. Fix indentation in type signature.
3960 (aarch64_validate_mcpu): Use aarch64_print_hint_for_core_or_arch.
3961 (aarch64_validate_mtune): Likewise.
3962 (aarch64_handle_attr_arch): Likewise.
3963 (aarch64_handle_attr_cpu): Likewise.
3964 (aarch64_handle_attr_tune): Likewise.
3966 2016-10-14 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
3968 * optabs.def: Remove optab function gen_int_libfunc for sdivmod_optab
3971 2016-10-13 Andreas Schwab <schwab@linux-m68k.org>
3973 * config/m68k/m68k.c (m68k_option_override): Check
3974 opt_fstack_limit_symbol_arg and opt_fstack_limit_register_no
3975 instead of stack_limit_rtx.
3977 2016-10-13 Jakub Jelinek <jakub@redhat.com>
3979 * dwarf2out.c (gen_member_die): Handle inline static data member
3982 2016-10-13 Nathan Sidwell <nathan@acm.org>
3984 * gcov-io.c (gcov_open): Fix documentation. Simplify setting
3985 gcov_var.mode. Remove unnecessary fstat.
3987 2016-10-13 Segher Boessenkool <segher@kernel.crashing.org>
3990 * function.c (thread_prologue_and_epilogue_insns): Call all
3991 make_*logue_seq in the same order as traditional. Call them
3992 all a second time if shrink_wrapped_separate.
3994 2016-10-13 Marek Polacek <polacek@redhat.com>
3996 * Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn,
3997 insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Don't
4000 2016-10-13 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4002 PR tree-optimization/77937
4003 * gimple-ssa-strength-reduction.c (analyze_increments): Set cost
4004 to infinite when we have a pointer with an increment of -1.
4006 2016-10-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
4008 * coretypes.h: Move MEMMODEL_* macros and enum memmodel definition
4010 * memmodel.h: This file.
4011 * alias.c, asan.c, auto-inc-dec.c, bb-reorder.c, bt-load.c,
4012 caller-save.c, calls.c, ccmp.c, cfgbuild.c, cfgcleanup.c,
4013 cfgexpand.c, cfgloopanal.c, cfgrtl.c, cilk-common.c, combine.c,
4014 combine-stack-adj.c, common/config/aarch64/aarch64-common.c,
4015 common/config/arm/arm-common.c, common/config/bfin/bfin-common.c,
4016 common/config/c6x/c6x-common.c, common/config/i386/i386-common.c,
4017 common/config/ia64/ia64-common.c, common/config/nvptx/nvptx-common.c,
4018 compare-elim.c, config/aarch64/aarch64-builtins.c,
4019 config/aarch64/aarch64-c.c, config/aarch64/cortex-a57-fma-steering.c,
4020 config/arc/arc.c, config/arc/arc-c.c, config/arm/arm-builtins.c,
4021 config/arm/arm-c.c, config/avr/avr.c, config/avr/avr-c.c,
4022 config/avr/avr-log.c, config/bfin/bfin.c, config/c6x/c6x.c,
4023 config/cr16/cr16.c, config/cris/cris.c, config/darwin-c.c,
4024 config/darwin.c, config/epiphany/epiphany.c,
4025 config/epiphany/mode-switch-use.c,
4026 config/epiphany/resolve-sw-modes.c, config/fr30/fr30.c,
4027 config/frv/frv.c, config/ft32/ft32.c, config/h8300/h8300.c,
4028 config/i386/i386-c.c, config/i386/winnt.c, config/iq2000/iq2000.c,
4029 config/lm32/lm32.c, config/m32c/m32c.c, config/m32r/m32r.c,
4030 config/m68k/m68k.c, config/mcore/mcore.c,
4031 config/microblaze/microblaze.c, config/mmix/mmix.c,
4032 config/mn10300/mn10300.c, config/moxie/moxie.c,
4033 config/msp430/msp430.c, config/nds32/nds32-cost.c,
4034 config/nds32/nds32-intrinsic.c, config/nds32/nds32-md-auxiliary.c,
4035 config/nds32/nds32-memory-manipulation.c,
4036 config/nds32/nds32-predicates.c, config/nds32/nds32.c,
4037 config/nios2/nios2.c, config/nvptx/nvptx.c, config/pa/pa.c,
4038 config/pdp11/pdp11.c, config/rl78/rl78.c, config/rs6000/rs6000-c.c,
4039 config/rx/rx.c, config/s390/s390-c.c, config/s390/s390.c,
4040 config/sh/sh.c, config/sh/sh-c.c, config/sh/sh-mem.cc,
4041 config/sh/sh_treg_combine.cc, config/sol2.c, config/spu/spu.c,
4042 config/stormy16/stormy16.c, config/tilegx/tilegx.c,
4043 config/tilepro/tilepro.c, config/v850/v850.c, config/vax/vax.c,
4044 config/visium/visium.c, config/vms/vms-c.c, config/xtensa/xtensa.c,
4045 coverage.c, cppbuiltin.c, cprop.c, cse.c, cselib.c, dbxout.c, dce.c,
4046 df-core.c, df-problems.c, df-scan.c, dojump.c, dse.c, dwarf2asm.c,
4047 dwarf2cfi.c, dwarf2out.c, emit-rtl.c, except.c, explow.c, expmed.c,
4048 expr.c, final.c, fold-const.c, function.c, fwprop.c, gcse.c,
4049 ggc-page.c, haifa-sched.c, hsa-brig.c, hsa-gen.c, hw-doloop.c,
4050 ifcvt.c, init-regs.c, internal-fn.c, ira-build.c, ira-color.c,
4051 ira-conflicts.c, ira-costs.c, ira-emit.c, ira-lives.c, ira.c, jump.c,
4052 loop-doloop.c, loop-invariant.c, loop-iv.c, loop-unroll.c,
4053 lower-subreg.c, lra.c, lra-assigns.c, lra-coalesce.c,
4054 lra-constraints.c, lra-eliminations.c, lra-lives.c, lra-remat.c,
4055 lra-spills.c, mode-switching.c, modulo-sched.c, omp-low.c, passes.c,
4056 postreload-gcse.c, postreload.c, predict.c, print-rtl-function.c,
4057 recog.c, ree.c, reg-stack.c, regcprop.c, reginfo.c, regrename.c,
4058 reload.c, reload1.c, reorg.c, resource.c, rtl-chkp.c, rtl-tests.c,
4059 rtlanal.c, rtlhooks.c, sched-deps.c, sched-rgn.c, sdbout.c,
4060 sel-sched-ir.c, sel-sched.c, shrink-wrap.c, simplify-rtx.c,
4061 stack-ptr-mod.c, stmt.c, stor-layout.c, target-globals.c,
4062 targhooks.c, toplev.c, tree-nested.c, tree-outof-ssa.c,
4063 tree-profile.c, tree-ssa-coalesce.c, tree-ssa-ifcombine.c,
4064 tree-ssa-loop-ivopts.c, tree-ssa-loop.c, tree-ssa-reassoc.c,
4065 tree-ssa-sccvn.c, tree-vect-data-refs.c, ubsan.c, valtrack.c,
4066 var-tracking.c, varasm.c: Include memmodel.h.
4067 * genattrtab.c (write_header): Include memmodel.h in generated file.
4068 * genautomata.c (main): Likewise.
4069 * gengtype.c (open_base_files): Likewise.
4070 * genopinit.c (main): Likewise.
4071 * genconditions.c (write_header): Include memmodel.h earlier in
4073 * genemit.c (main): Likewise.
4074 * genoutput.c (output_prologue): Likewise.
4075 * genpeep.c (main): Likewise.
4076 * genpreds.c (write_insn_preds_c): Likewise.
4077 * genrecog.c (write_header): Likewise.
4078 * Makefile.in (PLUGIN_HEADERS): Include memmodel.h
4080 2016-10-13 David Malcolm <dmalcolm@redhat.com>
4082 * function-tests.c (selftest::test_expansion_to_rtl): Add "true"
4083 for new "compact" param of print_rtx_function. Check for "cinsn"
4085 * print-rtl-function.c (flag_compact): New decl.
4086 (print_rtx_function): Add param "compact" and use it to set
4087 flag_compact, adding a description of the effect to the leading
4088 comment, and updating the example output.
4089 * print-rtl.c (flag_compact): New variable.
4090 (print_rtx_operand_code_0): Omit the JUMP_LABEL reference in compact
4092 (print_rtx_operand_code_i): When printing source locations, wrap
4093 xloc.file in quotes. Don't print INSN_CODEs in compact mode.
4094 (print_rtx_operand_code_r): Don't print regnos for hard regs and
4095 virtuals in compact mode.
4096 (print_rtx_operand_code_u): Don't print insn UIDs in compact mode,
4097 apart from in LABEL_REFs.
4098 (print_rtx_operand): In case 'w', don't print in hex in compact mode.
4099 Don't print basic block ids in compact mode.
4100 (print_rtx): In compact mode, prefix the code of insns with "c",
4101 only print the INSN_UID of CODE_LABELs, and omit their LABEL_NUSES.
4102 * print-rtl.h (print_rtx_function): Add "compact" param.
4104 2016-10-13 Richard Earnshaw <rearnsha@arm.com>
4106 * arm.h (TARGET_VFP): Delete.
4107 (TARGET_VFPD32): Remove references to TARGET_VFP.
4108 (TARGET_VFP3, TARGET_VFP5): Likewise.
4109 (TARGET_VFP_SINGLE, TARGET_VFP_DOUBLE): Likewise.
4110 (TARGET_NEON_FP16): Likewise.
4111 (TARGET_FMA): Likewise.
4112 (TARGET_CRYPTO): Likewise.
4113 (TARGET_NEON): Likewise.
4114 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
4115 (FUNCTION_ARG_REGNO_P): Likewise.
4116 * arm.c (arm_option_check_internal): Likewise.
4117 (arm_option_override): Likewise.
4118 (use_return_insn): Likewise.
4119 (arm_function_value_regno_p): Likewise.
4120 (arm_apply_result_size): Likewise.
4121 (use_vfp_abi): Likewise.
4122 (arm_legitimate_address_outer_p): Likewise.
4123 (thumb2_legitimate_address_p): Likewise.
4124 (arm_legitimate_index_p): Likewise.
4125 (thumb2_legitimate_index_p): Likewise.
4126 (arm_legitimate_address): Likewise.
4127 (arm_get_vfp_saved_size): Likewise.
4128 (arm_emit_vfp_multi_reg_pop): Likewise.
4129 (arm_get_frame_offsets): Likewise.
4130 (arm_save_coproc_regs): Likewise.
4131 (arm_hard_regno_mode_ok): Likewise.
4132 (arm_expand_epilogue_apcs_frame): Likewise.
4133 (arm_expand_epilogue): Likewise.
4134 (arm_file_start): Likewise.
4135 (arm_conditional_register_usage): Likewise.
4136 (arm_validize_comparison): Use vfp_compare_operand directly.
4137 * arm-builtins.c (arm_init_builtins): Remove references to TARGET_VFP.
4138 (arm_expand_vfp_builtin): Use TARGET_HARD_FLOAT for detecting
4140 (arm_atomic_assign_expand_fenv): Likewise.
4141 * arm.md (divsf3): Likewise.
4142 (arm_negsi2): Likewise.
4144 (arm_movdi): Likewise.
4145 (arm_movt): Likewise.
4146 (cbranchsf4): Change predicate to vfp_compare_operand.
4147 (cbranchdf4): Change predicate to vfp_compare_operand.
4148 (cstorehf4): Change predicate to vfp_compare_operand.
4149 (cstoresf4): Change predicate to vfp_compare_operand.
4150 (cstoredf4): Change predicate to vfp_compare_operand.
4151 (vfp_pop_multiple_with_writeback): Remove references to TARGET_VFP.
4152 (movhi_insn_arch4, movhi_bytes): Likewise.
4153 * constraints.md (Dt): Likewise.
4155 * iterators.md (SDF): Likewise.
4156 * predicates.md (arm_float_compare_operand): Delete.
4157 (const_double_vcvt_power_of_two_reciprocal): Remove references to
4159 (const_double_vcvt_power_of_two): Likewise.
4160 * thumb2.md thumb2_movsi_insn): Likewise.
4161 * vfp.md (arm_movhi_vfp, thumb2_movhi_vfp): Likewise.
4162 (movhf_vfp): Likewise.
4163 (arm_movsi_vfp, thumb2_movsi_vfp): Likewise.
4164 (movdi_vfp, movdi_vfp_cortexa8): Likewise.
4165 (movsf_vfp, thumb2_movsf_vfp): Likewise.
4166 (movdf_vfp, thumb2_movdf_vfp): Likewise.
4167 (movsfcc_vfp, abssf2_vfp, negsf2_vfp, addsf3_vfp): Likewise.
4168 (subsf3_vfp, divsf3_vfp): Likewise.
4169 (mulsf3_vfp, mulsf3negsf_vfp, negmulsf3_vfp): Likewise.
4170 (mulsf3addsf_vfp, (mulsf3subsf_vfp, mulsf3negsfaddsf_vfp): Likewise.
4171 (mulsf3negsfsubsf_vfp): Likewise.
4172 (truncsisf2_vfp, fixuns_truncsfsi2, floatsisf2_vfp): Likewise.
4173 (floatunssisf2, sqrtsf2_vfp): Likewise.
4174 (movcc_vfp): Likewise.
4175 (cmpsf_split_vfp, cmpsf_trap_split_vfp): Likewise.
4176 (cmpsf_vfp, cmpsf_trap_vfp): Likewise.
4177 (push_multi_vfp): Likewise.
4178 (set_fpscr, get_fpscr): Likewise.
4179 * arm-c.c (arm_cpu_builtins): Unconditionally define __VFP_FP__.
4181 2016-10-13 Richard Earnshaw <rearnsha@arm.com>
4183 * arm.h (TARGET_VFP): Unconditionally define to 1.
4184 (arm_fpu_desc): Remove 'model' field.
4185 (TARGET_FPU_MODEL): Delete.
4186 * arm.c (all_fpus): Don't initialize the model field.
4187 (arm_can_inline_p): Don't check the FPU model.
4188 * arm-fpus.def: Remove redundant model field from all FPU
4191 2016-10-13 Richard Biener <rguenther@suse.de>
4194 * genmatch.c (struct capture): Add value_match member.
4195 (commutate): Preserve value_match.
4196 (lower_opt_convert): Likewise.
4197 (lower_cond): Likewise.
4198 (replace_id): Likewise.
4199 (struct dt_operand): Add value_match member.
4200 (decision_tree::cmp_node): Compare it.
4201 (decision_tree::insert_operand): Honor it when finding and
4202 when appending a DT_MATCH.
4203 (dt_operand::gen_match_op): Generate a type check after
4204 operand_equal_p if ! value_match for both GENERIC and GIMPLE.
4205 (parser::get_internal_capture_id): New helper.
4206 (parser::finish_match_operand): New function lowering @@<id>.
4207 (parser::parse_capture): Parse @@<id> as value-match.
4208 (parser::parse_expr): Use get_internal_capture_id.
4209 (parser::parse_simplify): Call finish_match_operand.
4210 (walk_captures): New helper.
4211 * match.pd (X - (X / Y) * Y -> X % Y): Use value-matching instead
4213 ((X /[ex] A) * A -> X): Likewise.
4214 ((X | Y) ^ X -> Y & ~ X): Handle constants properly by using
4215 convert[12] and value-matching.
4216 ((A | B) & (A | C) -> A | (B & C)): Likewise.
4217 ((X | Y) | Y -> X | Y): Likewise.
4218 ((X ^ Y) ^ Y -> X): Likewise.
4219 (A - (A & B) -> ~B & A): Likewise.
4220 ((T)(P + A) - (T)P -> (T) A): Likewise.
4221 ((T)P - (T)(P + A) -> -(T) A): Likewise.
4222 ((T)(P + A) - (T)(P + B) -> (T)A - (T)B): Likewise.
4223 * doc/match-and-simplify.texi: Amend capture section.
4225 2016-10-13 Claudiu Zissulescu <claziss@synopsys.com>
4227 * config/arc/arc.md (umul_600): Remove predicated variant.
4228 (umul64_600): Likewise.
4230 2016-10-13 Claudiu Zissulescu <claziss@synopsys.com>
4232 * config/arc/arc.h (INSN_LENGTH_ALIGNMENT): Change.
4234 2016-10-13 Bin Cheng <bin.cheng@arm.com>
4236 * tree-vect-loop.c (loop_niters_no_overflow): New func.
4237 (vect_transform_loop): Call loop_niters_no_overflow. Pass the
4238 no-overflow information to vect_do_peeling_for_loop_bound and
4239 vect_gen_vector_loop_niters.
4241 2016-10-13 Bin Cheng <bin.cheng@arm.com>
4243 * tree-predcom.c (tree_predictive_commoning_loop): Skip loop that only
4246 2016-10-13 Bin Cheng <bin.cheng@arm.com>
4248 * tree-vect-loop-manip.c (adjust_vec_debug_stmts): Don't release
4249 adjust_vec automatically.
4250 (slpeel_add_loop_guard): Remove param cond_expr_stmt_list. Rename
4251 param exit_bb to guard_to.
4252 (slpeel_checking_verify_cfg_after_peeling):
4253 (set_prologue_iterations):
4254 (create_lcssa_for_virtual_phi): New func which is factored out from
4255 slpeel_tree_peel_loop_to_edge.
4256 (slpeel_tree_peel_loop_to_edge):
4257 (iv_phi_p): New func.
4258 (vect_can_advance_ivs_p): Call iv_phi_p.
4259 (vect_update_ivs_after_vectorizer): Call iv_phi_p. Directly insert
4260 new gimple stmts in basic block.
4261 (vect_gen_niters_for_prolog_loop): Rename to...
4262 (vect_gen_prolog_loop_niters): ...Rename from. Change parameters and
4263 adjust implementation.
4264 (vect_update_inits_of_drs): Fix code style issue. Convert niters to
4265 sizetype if necessary.
4266 (vect_build_loop_niters): Move to here from tree-vect-loop.c. Change
4267 it to external function.
4268 (vect_gen_scalar_loop_niters, vect_gen_vector_loop_niters): New.
4269 (vect_gen_vector_loop_niters_mult_vf): New.
4270 (slpeel_update_phi_nodes_for_loops): New.
4271 (slpeel_update_phi_nodes_for_guard1): Reimplement.
4272 (find_guard_arg, slpeel_update_phi_nodes_for_guard2): Reimplement.
4273 (slpeel_update_phi_nodes_for_lcssa, vect_do_peeling): New.
4274 * tree-vect-loop.c (vect_build_loop_niters): Move to file
4275 tree-vect-loop-manip.c
4276 (vect_generate_tmps_on_preheader): Delete.
4277 (vect_transform_loop): Rename vectorization_factor to vf. Call
4278 vect_do_peeling instead of vect_do_peeling-* functions.
4279 * tree-vectorizer.h (vect_do_peeling): New decl.
4280 (vect_build_loop_niters, vect_gen_vector_loop_niters): New decls.
4281 (vect_do_peeling_for_loop_bound): Delete.
4282 (vect_do_peeling_for_alignment): Delete.
4284 2016-10-13 Bin Cheng <bin.cheng@arm.com>
4286 * tree-vect-loop-manip.c (slpeel_tree_duplicate_loop_to_edge_cfg): Put
4287 duplicated loop after its preheader and after the original loop.
4289 2016-10-13 Bin Cheng <bin.cheng@arm.com>
4291 * tree-vect-loop.c (vect_analyze_loop_2): Check and skip loop if it
4292 has no enough iterations for LOOP_VINFO_PEELING_FOR_GAPS.
4294 2016-10-13 Bin Cheng <bin.cheng@arm.com>
4296 * tree-vect-loop.c (vectorizable_live_operation): Support handling
4297 for live variable outside loop but not in lcssa form.
4299 2016-10-13 Bin Cheng <bin.cheng@arm.com>
4301 * cfg.c (reset_original_copy_tables): New func.
4302 * cfg.h (reset_original_copy_tables): New decl.
4304 2016-10-13 Jakub Jelinek <jakub@redhat.com>
4307 * tree.h (FALLTHROUGH_LABEL_P): Use private_flag instead of
4309 * varasm.c (default_binds_local_p_3): Formatting fix.
4311 2016-10-13 Bin Cheng <bin.cheng@arm.com>
4313 * tree-vect-loop-manip.c (slpeel_can_duplicate_loop_p): Fix code
4315 (vect_do_peeling_for_loop_bound, vect_do_peeling_for_alignment):
4316 Remove useless code.
4318 2016-10-13 Martin Liska <mliska@suse.cz>
4320 PR tree-optimization/77943
4321 * tree-ssa-tail-merge.c (merge_stmts_p): Do not merge BBs with
4322 a different EH landing pads.
4324 2016-10-13 Jakub Jelinek <jakub@redhat.com>
4327 * hooks.h (hook_tree_void_null): Declare.
4328 * hooks.c (hook_tree_void_null): New function.
4329 * langhooks.c (lhd_return_null_tree_v): Remove.
4330 * langhooks-def.h (lhd_return_null_tree_v): Remove.
4331 * cfgexpand.c (stack_protect_prologue): If guard_decl is NULL,
4332 set y to const0_rtx.
4333 * function.c (stack_protect_epilogue): Likewise.
4334 * config/tilepro/tilepro.c (TARGET_STACK_PROTECT_GUARD): Redefine
4335 if TARGET_THREAD_SSP_OFFSET is defined.
4336 * config/s390/s390.c (TARGET_STACK_PROTECT_GUARD): Likewise.
4337 * config/sparc/sparc.c (TARGET_STACK_PROTECT_GUARD): Likewise.
4338 * config/tilegx/tilegx.c (TARGET_STACK_PROTECT_GUARD): Likewise.
4339 * config/rs6000/rs6000.c (TARGET_STACK_PROTECT_GUARD): Likewise.
4340 * config/i386/i386.c (TARGET_STACK_PROTECT_GUARD): Likewise.
4341 (ix86_stack_protect_guard): New function.
4343 2016-10-13 Richard Biener <rguenther@suse.de>
4345 * dwarf2out.c (tree_add_const_value_attribute): Do not try
4346 rtl_for_decl_init during early phase.
4347 (gen_variable_die): Do not create locations during early phase.
4348 (gen_label_die): Likewise.
4349 (decls_for_scope): Do not waste time handling BLOCK_NONLOCALIZED_VARs
4352 2016-10-12 Richard Biener <rguenther@suse.de>
4354 * tree-vrp.c (evrp_dom_walker::try_find_new_range): Renamed from
4355 try_add_new_range and made to eturn new range.
4356 (evrp_dom_walker::before_dom_children): Push op1 value range before
4357 pushing op0 value range.
4359 2016-10-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4361 PR tree-optimization/77937
4362 * gimple-ssa-strength-reduction.c (analyze_increments): Use
4363 POINTER_TYPE_P on the candidate type to determine whether
4364 candidates in this chain require pointer arithmetic.
4366 2016-10-12 Eric Botcazou <ebotcazou@adacore.com>
4368 * config/visium/visium.c (visium_gimplify_va_arg): Emit a big-endian
4369 correction if the type is smaller than a word.
4370 (visium_select_cc_mode): Add ... fall through ... comment.
4372 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
4374 * config/rs6000/rs6000.c (machine_function): Add new fields
4375 gpr_is_wrapped_separately and lr_is_wrapped_separately.
4376 (TARGET_SHRINK_WRAP_GET_SEPARATE_COMPONENTS,
4377 TARGET_SHRINK_WRAP_COMPONENTS_FOR_BB,
4378 TARGET_SHRINK_WRAP_DISQUALIFY_COMPONENTS,
4379 TARGET_SHRINK_WRAP_EMIT_PROLOGUE_COMPONENTS,
4380 TARGET_SHRINK_WRAP_EMIT_EPILOGUE_COMPONENTS,
4381 TARGET_SHRINK_WRAP_SET_HANDLED_COMPONENTS): Define.
4382 (rs6000_get_separate_components): New function.
4383 (rs6000_components_for_bb): New function.
4384 (rs6000_disqualify_components): New function.
4385 (rs6000_emit_prologue_components): New function.
4386 (rs6000_emit_epilogue_components): New function.
4387 (rs6000_set_handled_components): New function.
4388 (rs6000_emit_prologue): Don't emit LR save if lr_is_wrapped_separately.
4389 Don't emit GPR saves if gpr_is_wrapped_separately for that register.
4390 (restore_saved_lr): Don't restore LR if lr_is_wrapped_separately.
4391 (rs6000_emit_epilogue): Don't emit GPR restores if
4392 gpr_is_wrapped_separately for that register. Don't make a
4393 REG_CFA_RESTORE note for registers we did not restore, either.
4395 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
4397 * function.c (thread_prologue_and_epilogue_insns): Call
4398 try_shrink_wrapping_separate. Compute the prologue_seq afterwards,
4399 if it has possibly changed. Compute the split_prologue_seq and
4400 epilogue_seq later, too.
4401 * shrink-wrap.c: #include cfgbuild.h and insn-config.h.
4402 (dump_components): New function.
4403 (struct sw): New struct.
4405 (init_separate_shrink_wrap): New function.
4406 (fini_separate_shrink_wrap): New function.
4407 (place_prologue_for_one_component): New function.
4408 (spread_components): New function.
4409 (disqualify_problematic_components): New function.
4410 (emit_common_heads_for_components): New function.
4411 (emit_common_tails_for_components): New function.
4412 (insert_prologue_epilogue_for_components): New function.
4413 (try_shrink_wrapping_separate): New function.
4414 * shrink-wrap.h: Declare try_shrink_wrapping_separate.
4416 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
4418 * regrename.c (build_def_use): Invalidate chains that have a
4419 REG_CFA_RESTORE on some instruction.
4421 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
4423 * dce.c (delete_unmarked_insns): Don't delete instructions with
4424 a REG_CFA_RESTORE note.
4426 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
4428 * common.opt (-fshrink-wrap-separate): New flag.
4429 * doc/invoke.texi: Document it.
4430 * doc/tm.texi.in (Shrink-wrapping separate components): New subsection.
4431 * doc/tm.texi: Regenerate.
4432 * emit-rtl.h (struct rtl_data): New field shrink_wrapped_separate.
4433 * target.def (shrink_wrap): New hook vector.
4434 (get_separate_components, components_for_bb, disqualify_components,
4435 emit_prologue_components, emit_epilogue_components,
4436 set_handled_components): New hooks.
4438 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
4440 * config/rs6000/rs6000.c (rs6000_return_in_memory): Warn for
4441 vector return by reference only if -Wpsabi.
4442 (rs6000_pass_by_reference): Similarly, for argument passing.
4444 2016-10-12 David Malcolm <dmalcolm@redhat.com>
4446 * function-tests.c: Include "print-rtl.h".
4447 (selftest::test_expansion_to_rtl): Call print_rtx_function on the
4448 function, and verify what is dumped.
4449 * print-rtl-function.c (print_edge): New function.
4450 (begin_any_block): New function.
4451 (end_any_block): New function.
4452 (can_have_basic_block_p): New function.
4453 (print_rtx_function): Track the basic blocks of insns in the
4454 chain, wrapping those that are within blocks within "(block)"
4455 directives. Remove the "(cfg)" directive.
4457 2016-10-12 David Malcolm <dmalcolm@redhat.com>
4459 * selftest.c (selftest::read_file): New function.
4460 (selftest::test_read_file): New function.
4461 (selftest::selftest_c_tests): Call test_read_file.
4462 * selftest.h (selftest::read_file): New decl.
4464 2016-10-12 Richard Biener <rguenther@suse.de>
4467 * cgraphunit.c (analyze_functions): Preserve cgraph nodes
4470 2016-10-12 Thomas Schwinge <thomas@codesourcery.com>
4472 * lto-streamer.c: Fix LTO_STREAMER_DEBUG build.
4474 * dwarf2out.c (dwarf2_lineno_debug_hooks): Use
4475 dwarf2out_assembly_start.
4477 * Makefile.in (SELFTEST_FLAGS): Add -nostdinc.
4479 * Makefile.in (SELFTEST_FLAGS): New variable.
4480 (s-selftest, selftest-gdb, selftest-valgrind): Use it.
4482 * vmsdbgout.c (vmsdbg_debug_hooks): Add filename parameter to
4485 2016-10-12 Georg-Johann Lay <avr@gjlay.de>
4487 * rtl.h (struct rtx_def): Comment how RTX_FLAGS will be
4488 dumped in RTL dumps.
4490 2016-10-12 Martin Liska <mliska@suse.cz>
4492 * gimple-fold.c (create_tmp_reg_or_ssa_name): New function.
4493 (gimple_fold_builtin_memory_op): Use the function.
4494 (gimple_fold_builtin_strchr): Likewise.
4495 (gimple_fold_builtin_strcat): Likewise.
4496 (gimple_build): Likewise.
4498 2016-10-12 Nathan Sidwell <nathan@acm.org>
4500 * diagnostic.c (diagnostc_report_diagnostic): Fix formatting.
4502 2016-10-12 Pierre-Marie de Rodat <derodat@adacore.com>
4504 * dwarf2out.c (int_loc_descriptor): Generate opcodes for another
4505 equivalent 32-bit constant (modulo 2**32) when that yields
4506 smaller instructions.
4507 (size_of_int_loc_descriptor): Update accordingly.
4509 2016-10-12 Pierre-Marie de Rodat <derodat@adacore.com>
4511 * dwarf2out.c (dwarf2out_early_global_decl): For nested
4512 functions, call dwarf2out_decl on the parent function first.
4514 2016-10-12 Richard Biener <rguenther@suse.de>
4516 * match.pd ((X /[ex] A) * A -> X): Remove unnecessary constraint
4519 2016-10-12 Richard Biener <rguenther@suse.de>
4521 * tree-ssa-propagate.c
4522 (substitute_and_fold_dom_walker::before_dom_children): Do not
4523 ignore ASSERT_EXPRs but only preserve them.
4524 * tree-vrp.c (remove_range_assertions): Deal with ASSERT_EXPRs
4525 that have been propagated into.
4526 (vrp_finalize): Enable DCE for substitute_and_fold.
4528 2016-10-12 Richard Biener <rguenther@suse.de>
4530 PR tree-optimization/77920
4531 * tree-vrp.c (simplify_div_or_mod_using_ranges): Simplify.
4532 (simplify_min_or_max_using_ranges): Pass in gsi and use it.
4533 (simplify_abs_using_ranges): Likewise.
4534 (simplify_conversion_using_ranges): Likewise.
4535 (simplify_stmt_using_ranges): Adjust.
4537 2016-10-12 Jakub Jelinek <jakub@redhat.com>
4539 PR tree-optimization/77929
4540 * tree-ssa-reassoc.c (optimize_range_tests_var_bound): Handle
4541 (*ops)[ranges[i].idx]->op != ranges[i].exp case.
4543 2016-10-12 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
4546 * config/rs6000/vmx.md (vsx_concat_<mode>): The mtvsrdd instruction
4547 needs a base register for arg 1.
4549 2016-10-12 Jakub Jelinek <jakub@redhat.com>
4551 * common.opt (Wimplicit-fallthrough) Turn into alias to
4552 -Wimplicit-fallthrough=3. Remove EnabledBy.
4553 (Wimplicit-fallthrough=): New option.
4554 * gimplify.c (warn_implicit_fallthrough_r): Use
4555 OPT_Wimplicit_fallthrough_ instead of OPT_Wimplicit_fallthrough.
4556 * doc/invoke.texi (-Wimplicit-fallthrough): Document as alias
4557 to -Wimplicit-fallthrough=3.
4558 (-Wimplicit-fallthrough=): Document.
4560 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
4562 * config/sparc/sparc.c (emit_scc_insn): Remove direct support for EQ
4563 and GEU in DImode if TARGET_SUBXC.
4564 * config/sparc/sparc.md (seqdi<W:mode>_zero): Remove TARGET_SUBXC.
4565 (seqdi<W:mode>_zero_subxc): Delete.
4566 (neg_seqdi<W:mode>_zero): Remove TARGET_VIS3.
4567 (neg_seqdi<W:mode>_zero_vis3): Delete.
4568 (plus_seqdi<W:mode>_zero): Likewise.
4569 (minus_seqdi<W:mode>_zero): Likewise.
4570 (plus_plus_sltu<W:mode>): Accept only register.
4571 (addx<W:mode>): Likewise.
4572 (plus_sltu<W:mode>_vis3): Likewise.
4573 (plus_plus_sltu<W:mode>_vis3): Likewise.
4574 (neg_sgeu<W:mode>_vis3): Delete.
4575 (minus_sgeu<W:mode>_vis3): Likewise.
4576 (addxc<W:mode>): Accept only registers.
4577 (neg_sltu<W:mode>_subxc): Write %%g0 instead of 0.
4578 (minus_neg_sltu<W:mode>_subxc): Accept only register.
4579 (neg_plus_sltu<W:mode>_subxc): Likewise.
4580 (minus_sltu<W:mode>_subxc): Write %%g0 instead of 0.
4581 (minus_minus_sltu<W:mode>_subxc): Accept only register.
4582 (sgeu<W:mode>_insn_subxc): Delete.
4583 (plus_sgeu<W:mode>_subxc): Likewise.
4584 (subxc<W:mode>): Accept only register.
4585 (scc splitter): Split always GEU again.
4587 2016-10-11 Jeff Law <law@redhat.com>
4589 PR tree-optimization/77424
4590 * tree-ssa-threadupdate.c (thread_through_all_blocks): Remove
4591 dead conditionals. Assert that all e->aux fields are NULL.
4593 2016-10-11 David Malcolm <dmalcolm@redhat.com>
4595 * print-rtl.c (print_rtx): Rename "i" to "idx". Split out the
4596 operand-printing "switch" statement into...
4597 (print_rtx_operand_code_0): ...this new function, ...
4598 (print_rtx_operand_code_e): ...this new function, ...
4599 (print_rtx_operand_codes_E_and_V): ...this new function, ...
4600 (print_rtx_operand_code_i): ...this new function, ...
4601 (print_rtx_operand_code_r): ...this new function, ...
4602 (print_rtx_operand_code_u): ...this new function, ...
4603 (print_rtx_operand): ...and this new function.
4605 2016-10-11 Uros Bizjak <ubizjak@gmail.com>
4607 * config/alpha/alpha-passes.def: New file.
4608 * config/alpha/t-alpha: New file.
4609 * config/alpha/alpha-protos.h (gcc::context, rtl_opt_pass): Declare.
4610 (make_pass_handle_trap_shadows): New prototype.
4611 (make_pass_align_insns): Ditto.
4612 * config/alpha/alpha.c (alpha_option_override): Don't register
4614 * config.gcc (alpha*-*-*) Add alpha/t-alpha to tmake_file.
4616 2016-10-11 Michael Meissner <meissner@linux.vnet.ibm.com>
4619 * config/rs6000/rs6000.c (rs6000_init_builtins): Only create the
4620 distinct __ibm128 IBM extended double type if long doubles are
4621 128-bits and the default format for long double is IEEE 128-bit.
4623 2016-10-11 Richard Biener <rguenther@suse.de>
4625 * dwarf2out.c (DEBUG_STR_OFFSETS_SECTION): Remove conditional.
4626 (init_sections_and_labels): Use DEBUG_DWO_STR_OFFSETS_SECTION.
4627 (verify_die): New function.
4628 (dwarf2out_finish): Call it.
4629 (output_line_info): Handle case of -gsplit-dwarf without
4630 DWARF2_ASM_LINE_DEBUG_INFO.
4632 2016-10-11 Richard Biener <rguenther@suse.de>
4635 * gimple-low.c (lower_gimple_bind): Handle arbitrary common
4636 sub-chains of BLOCK_VARS and gimple_bind_vars.
4638 2016-10-11 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
4640 * config/i386/znver1.md : Fix imov/imovx load type reservations.
4642 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
4644 * config/sparc/sparc.opt (msubxc): New option.
4645 * doc/invoke.texi (SPARC options): Document it and tidy up.
4646 * doc/tm.texi.in (Condition Codes): Adjust SPARC example.
4647 * doc/tm.texi: Regenerate.
4648 * config/sparc/sparc-modes.def (CC_NOOV): Rename into...
4650 (CCX_NOOV): Rename into...
4654 * config/sparc/predicates.m (fcc_register_operand): Simplify.
4655 (fcc0_register_operand): Likewise.
4656 (icc_register_operand): New.
4657 (icc_or_fcc_register_operand): Simplify.
4658 (nz_comparison_operator): New.
4659 (c_comparison_operator): Likewise.
4660 (noov_compare_operator): Rename into...
4661 (icc_comparison_operator): ...this. Use above predicates.
4662 (noov_compare64_operator): Rename into...
4663 (v9_comparison_operator): ...this and tidy up.
4664 (fcc_comparison_operator): New.
4665 (icc_or_fcc_comparison_operator): Likewise.
4666 (v9_register_compare_operator): Rename info...
4667 (v9_register_comparison_operator): ...this.
4668 * config/sparc/sparc.c (TARGET_FIXED_CONDITION_CODE_REGS): Define.
4669 (sparc_option_override): Remove redundant VIS masks and add MASK_SUBXC
4671 (sparc_fixed_condition_code_regs): New function.
4672 (select_cc_mode): Remove ATTRIBUTE_UNUSED. Adjust for CCNZ/CCXNZ
4673 renaming and add support for CCC/CCXC.
4674 (output_cbranch): Likewise.
4675 (sparc_print_operand): Likewise.
4676 (gen_v9_scc): Remove obsolete assertion.
4677 (emit_scc_insn): Emit RTL directly for EQ and NE. Add direct support
4678 for EQ in DImode if TARGET_SUBXC. Remove test on TARGET_VIS3 for GEU.
4679 (output_cbcond): Remove bogus handling of CC modes.
4680 (sparc_register_move_cost): Return 100 for NO_REGS.
4681 * config/sparc/sparc.md (W): New mode iterator.
4682 (length): Adjust for noov_compare64_operator renaming.
4683 (cmpsi_sne): New instruction.
4684 (cmpdi_sne): Likewise.
4685 (seqdi_special): Delete.
4686 (seqdi_special): Likewise.
4687 (snesi<P:mode>_special): Likewise.
4688 (snedi_special): Likewise.
4689 (snedi_special_vis3): Likewise.
4690 (snesi patterns): Use W iterator.
4691 (snedi patterns): Likewise. Add TARGET_SUBXC patterns.
4692 (sltu patterns): Likewise.
4693 (sgeu patterns): Likewise.
4694 (scc splitter): Do not split GEU in DImode if TARGET_SUBXC.
4695 (normal_branch): Use icc_comparison_operator predicate.
4696 (inverted_branch): Likewise.
4697 (cbcond_sp32): Use comparison_operator predicate.
4698 (cbcond_sp64): Likewise.
4699 (normal_int_branch_sp64): Adjust for renaming
4700 (inverted_int_branch_sp64): Likewise.
4701 (mov<I:mode>_cc_reg_sp64): Likewise.
4702 (movsf_cc_reg_sp6): Likewise.
4703 (movdf_cc_reg_sp64): Likewise.
4704 (movtf_cc_reg_hq_sp64): Likewise.
4705 (movtf_cc_reg_sp64): Likewise.
4706 (mov<I:mode>_cc_v9): Use icc_or_fcc_comparison_operator predicate.
4707 (movsf_cc_v9): Likewise.
4708 (movdf_cc_v9): Likewise.
4709 (movtf_cc_hq_v9): Likewise.
4710 (movtf_cc_v9): Likewise.
4711 (adddi3): Call gen_adddi3_sp32.
4712 (adddi3_insn_sp32): Rename to...
4713 (adddi3_sp32): ...this. Accept only register_operand as operand #1
4714 and use CCCmode for the carry.
4715 (addx_extend_sp32): Use CCCmode for the carry.
4716 (addx_extend_sp64): Delete.
4717 (adddi3_extend_sp32): Use CCCmode for the carry.
4718 (cmp_plus patterns): Use CCNZ/CCXNZ mode and add C variants.
4719 (subdi3): Call gen_subdi3_sp32.
4720 (subdi3_insn_sp32): Rename to...
4721 (subdi3_sp32): ...this and use CCmode for the carry.
4722 (subx_extend_sp32): Use CCCmode for the carry.
4723 (subx_extend_sp64): Delete.
4724 (subdi3_extend_sp32): Use CCmode for the carry.
4725 (cmp_minus patterns): Use CCNZ/CCXNZ mode and add C variants.
4726 (negdi3): Call gen_negdi3_sp32.
4727 (negdi3_sp32): Use CCCmode for the carry.
4728 (cmp_neg patterns): Use CCNZ/CCXNZ mode and add C variants.
4729 (cmp_nz_ashift_1): Use CCNZ mode.
4730 (cmp_nz_set_ashift_1): Likewise.
4731 (ctrapsi4): Use comparison_operator predicate.
4732 (ctrapdi4): Likewise.
4733 (trapsi_insn): Use icc_comparison_operator predicate.
4734 (trapdi_insn): Likewise.
4735 (edge8 patterns): Use CCNZmode.
4736 (edge16 patterns): Likewise.
4737 (edge32 patterns): Likewise.
4739 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
4741 * config/visium/visium-modes.def (CC_NOOV): Rename into...
4743 (CC_BTST): Rename into...
4745 * config/visium/predicates.md (real_add_operand): New.
4746 (visium_btst_operator): Rename into...
4747 (visium_equality_comparison_operator): ...this.
4748 (visium_noov_operator): Rename into...
4749 (visium_nz_comparison_operator): ...this.
4750 (visium_c_comparison_operator): New.
4751 (visium_branch_operator): Adjust and deal with all CC modes.
4752 * config/visium/visium.c (visium_adjust_cost): Adjust.
4753 (visium_split_double_add): Use the *_set_carry patterns.
4754 (visium_select_cc_mode): Add support for CCC mode and adjust.
4755 (output_cbranch): Adjust and use the carry-based operators for
4756 floating-point comparisons.
4757 * config/visium/visium.md (flags_subst_arith): Adjust.
4758 (addsi3_insn_set_carry): New instruction.
4759 (subsi3_insn_set_carry): Likewise.
4760 (negsi2_insn_set_carry): Likewise.
4762 (cmp<mode>_sne): Likewise.
4763 (cbranch<mode>4): Use ordered_comparison_operator.
4764 (cbranch<mode>4_insn): Likewise.
4765 (cbranchsi4_btst_insn): Adjust.
4767 2016-10-11 Tom de Vries <tom@codesourcery.com>
4770 * builtins.c (std_canonical_va_list_type): Remove RECORD_TYPE
4773 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
4775 * tree.h (build_complex_type): Add second parameter with default.
4776 * tree.c (build_complex_type): Add NAMED second parameter and adjust
4777 recursive call. Create a TYPE_DECL only if NAMED is true.
4778 (build_common_tree_nodes): Pass true in calls to build_complex_type.
4780 2016-10-11 Georg-Johann Lay <avr@gjlay.de>
4782 New avr-passes.def to register AVR specific passes.
4784 * config/avr/avr-passes.def: New file.
4785 * config/avr/t-avr (PASSES_EXTRA): Add avr-passes.def.
4786 * config/avr/avr-protos.h (gcc::context, rtl_opt_pass): Declare.
4787 (make_avr_pass_recompute_note): New proto.
4788 * config/avr/avr.c (make_avr_pass_recompute_notes): New function.
4789 (avr_pass_recompute_notes): Use anonymous namespace.
4790 (avr_register_passes): Remove function...
4791 (avr_option_override): ...and its call.
4793 2016-10-11 Robert Suchanek <robert.suchanek@imgtec.com>
4795 * config/mips/mips-cpus.def: Replace PTF_AVOID_BRANCHLIKELY with
4796 PTF_AVOID_BRANCHLIKELY_ALWAYS for generic architecture and with
4797 PTF_AVOID_BRANCHLIKELY_SPEED for others.
4798 (mips2, mips3, mips4): Add PTF_AVOID_BRANCHLIKELY_SIZE to tune
4800 * config/mips/mips.c (mips_option_override): Enable the branch
4801 likely depending on the tune flags and optimization level.
4802 * config/mips/mips.h (PTF_AVOID_BRANCHLIKELY): Remove.
4803 (PTF_AVOID_BRANCHLIKELY_SPEED): Define.
4804 (PTF_AVOID_BRANCHLIKELY_SIZE): Likewise.
4805 (PTF_AVOID_BRANCHLIKELY_ALWAYS): Likewise.
4807 2016-10-11 Richard Biener <rguenther@suse.de>
4809 * lto-streamer-out.c (collect_block_tree_leafs): New helper.
4810 (output_function): Properly stream the whole block tree.
4811 * lto-streamer-in.c (input_function): Likewise.
4813 2016-10-11 Marek Polacek <polacek@redhat.com>
4815 * Makefile.in (C_COMMON_OBJS): Add c-family/c-warn.o.
4817 2016-10-11 Kugan Vivekanandarajah <kuganv@linaro.org>
4819 * tree-vrp.c (evrp_dom_walker::try_add_new_range): New.
4820 (evrp_dom_walker::before_dom_children): Infer and push new value
4821 ranges for x in y < x.
4823 2016-10-10 Joseph Myers <joseph@codesourcery.com>
4826 * config/ia64/ia64.c (ia64_libgcc_floating_mode_supported_p)
4827 (TARGET_LIBGCC_FLOATING_MODE_SUPPORTED_P): Remove.
4828 * config/ia64/elf.h (IA64_NO_LIBGCC_TFMODE): Likewise.
4829 * config/ia64/freebsd.h (IA64_NO_LIBGCC_TFMODE): Likewise.
4830 * config/ia64/vms.h (IA64_NO_LIBGCC_XFMODE)
4831 (IA64_NO_LIBGCC_TFMODE): Likewise.
4833 2016-10-11 Kugan Vivekanandarajah <kuganv@linaro.org>
4835 * tree-vrp.c (vrp_intersect_ranges_1): Allocate bitmap before
4838 2016-10-10 Andreas Tobler <andreast@gcc.gnu.org>
4840 * config.gcc: Add aarch64-*-freebsd* support.
4841 * config.host: Likewise.
4842 * config/aarch64/aarch64-freebsd.h: New file.
4843 * config/aarch64/t-aarch64-freebsd: Ditto.
4845 2016-10-10 Jeff Law <law@redhat.com>
4847 PR tree-optimization/71947
4848 * tree-ssa-dom.c (cprop_into_stmt): Avoid replacing A with B, then
4849 B with A within a single statement.
4851 2016-10-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4853 PR tree-optimization/77824
4854 * gimple-ssa-strength-reduction.c (stmt_cost): Explicitly return
4855 zero cost for copies.
4856 (find_candidates_dom_walker::before_dom_children): Replace
4857 MODIFY_EXPR with SSA_NAME.
4858 (replace_mult_candidate): Likewise.
4859 (replace_profitable_candidates): Likewise.
4861 2016-10-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4863 * config/s390/s390.h: Wrap more macros args in brackets and fix
4865 2016-10-10 Georg-Johann Lay <avr@gjlay.de>
4867 * config/avr/gen-avr-mmcu-texi.c (string.h): Include.
4869 2016-10-10 Andreas Schwab <schwab@suse.de>
4872 * config/ia64/ia64.md ("doloop_end"): Reject if mode of loop
4873 pseudo is not DImode.
4875 2016-10-10 Claudiu Zissulescu <claziss@synopsys.com>
4877 * common/config/arc/arc-common.c (arc_option_optimization_table):
4878 Remove compact casesi option.
4879 * config/arc/arc.c (arc_override_options): Use compact casesi
4880 option only for pre-ARCv2 cores.
4881 * doc/invoke.texi (mcompact-casesi): Update text.
4883 2016-10-09 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
4885 * config/rs6000/rs6000.h (TARGET_EFFICIENT_OVERLAPPING_UNALIGNED):
4886 Add macro to say we can efficiently handle overlapping unaligned
4888 * config/rs6000/rs6000.c (expand_block_compare): Avoid generating
4889 poor code for processors older than p8.
4891 2016-10-09 Eric Botcazou <ebotcazou@adacore.com>
4893 * gen-pass-instances.awk: Remove GNUism.
4895 2016-10-09 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
4897 * ipa-prop.c (ipcp_transform_function): Set fields m_vr and bits to
4898 NULL of (*ipcp_transformations)][node->uid].
4900 2016-10-09 John David Anglin <danglin@gcc.gnu.org>
4902 * config/pa/pa.h (BIGGEST_ALIGNMENT): Adjust comment.
4903 (MALLOC_ABI_ALIGNMENT): Define.
4905 2016-10-09 Jakub Jelinek <jakub@redhat.com>
4907 * tree-ssa.c (target_for_debug_bind, verify_phi_args,
4908 ssa_undefined_value_p, maybe_optimize_var): Use VAR_P and/or
4909 VAR_OR_FUNCTION_DECL_P macros.
4910 * tree-chkp.c (chkp_register_var_initializer, chkp_make_static_bounds,
4911 chkp_get_bounds_for_decl_addr, chkp_parse_array_and_component_ref,
4912 chkp_find_bounds_1): Likewise.
4913 * ipa-polymorphic-call.c (decl_maybe_in_construction_p): Likewise.
4914 * hsa-gen.c (get_symbol_for_decl): Likewise.
4915 * cgraphunit.c (check_global_declaration, analyze_functions,
4916 handle_alias_pairs, thunk_adjust, cgraph_node::expand_thunk):
4918 * gimple-fold.c (can_refer_decl_in_current_unit_p,
4919 canonicalize_constructor_val, gimple_get_virt_method_for_vtable):
4921 * tree.c (set_decl_section_name, copy_node_stat,
4922 need_assembler_name_p, free_lang_data_in_decl, find_decls_types_r,
4923 merge_dllimport_decl_attributes, handle_dll_attribute,
4924 decl_init_priority_insert, auto_var_in_fn_p, array_at_struct_end_p,
4925 verify_type): Likewise.
4926 * gimple-ssa-isolate-paths.c (find_implicit_erroneous_behavior,
4927 find_explicit_erroneous_behavior): Likewise.
4928 * sdbout.c (sdbout_toplevel_data, sdbout_late_global_decl): Likewise.
4929 * ipa.c (process_references): Likewise.
4930 * tree-chkp-opt.c (chkp_get_check_result): Likewise.
4931 * varasm.c (get_block_for_decl, use_blocks_for_decl_p, make_decl_rtl,
4932 notice_global_symbol, assemble_variable, mark_decl_referenced,
4933 build_constant_desc, output_constant_def_contents, do_assemble_alias,
4934 make_decl_one_only, default_section_type_flags,
4935 categorize_decl_for_section, default_encode_section_info): Likewise.
4936 * trans-mem.c (requires_barrier): Likewise.
4937 * gimple-expr.c (mark_addressable): Likewise.
4938 * cfgexpand.c (add_scope_conflicts_1, expand_one_var,
4939 expand_used_vars_for_block, clear_tree_used, stack_protect_decl_p,
4940 expand_debug_expr): Likewise.
4941 * tree-dump.c (dequeue_and_dump): Likewise.
4942 * ubsan.c (instrument_bool_enum_load): Likewise.
4943 * tree-pretty-print.c (print_declaration): Likewise.
4944 * simplify-rtx.c (delegitimize_mem_from_attrs): Likewise.
4945 * tree-ssa-uninit.c (warn_uninitialized_vars): Likewise.
4946 * asan.c (asan_protect_global, instrument_derefs): Likewise.
4947 * tree-into-ssa.c (rewrite_stmt, maybe_register_def,
4948 pass_build_ssa::execute): Likewise.
4949 * var-tracking.c (var_debug_decl, track_expr_p): Likewise.
4950 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost, split_address_cost):
4952 * ipa-split.c (test_nonssa_use, consider_split, mark_nonssa_use):
4954 * tree-inline.c (insert_debug_decl_map, remap_ssa_name,
4955 can_be_nonlocal, remap_decls, copy_debug_stmt,
4956 initialize_inlined_parameters, add_local_variables,
4957 reset_debug_binding, replace_locals_op): Likewise.
4958 * dse.c (can_escape): Likewise.
4959 * ipa-devirt.c (compare_virtual_tables, referenced_from_vtable_p):
4961 * tree-diagnostic.c (default_tree_printer): Likewise.
4962 * tree-streamer-in.c (unpack_ts_decl_common_value_fields,
4963 unpack_ts_decl_with_vis_value_fields,
4964 lto_input_ts_decl_common_tree_pointers): Likewise.
4965 * builtins.c (builtin_save_expr, fold_builtin_expect,
4966 readonly_data_expr): Likewise.
4967 * tree-ssa-structalias.c (new_var_info, get_constraint_for_ssa_var,
4968 create_variable_info_for, set_uids_in_ptset, visit_loadstore):
4970 * gimple-streamer-out.c (output_gimple_stmt): Likewise.
4971 * gimplify.c (force_constant_size, gimplify_bind_expr,
4972 gimplify_decl_expr, gimplify_var_or_parm_decl,
4973 gimplify_compound_lval, gimplify_init_constructor,
4974 gimplify_modify_expr, gimplify_asm_expr, gimplify_oacc_declare,
4975 gimplify_type_sizes): Likewise.
4976 * cgraphbuild.c (record_reference, record_type_list, mark_address,
4977 mark_load, mark_store, pass_build_cgraph_edges::execute): Likewise.
4978 * tree-ssa-live.c (mark_all_vars_used_1, remove_unused_scope_block_p,
4979 remove_unused_locals): Likewise.
4980 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p, ptrs_compare_unequal,
4981 ref_maybe_used_by_call_p_1, call_may_clobber_ref_p_1): Likewise.
4982 * function.c (instantiate_expr, instantiate_decls_1,
4983 setjmp_vars_warning, add_local_decl): Likewise.
4984 * alias.c (ao_ref_from_mem, get_alias_set, compare_base_symbol_refs):
4986 * tree-stdarg.c (find_va_list_reference, va_list_counter_struct_op,
4987 va_list_ptr_read, va_list_ptr_write, check_all_va_list_escapes,
4988 optimize_va_list_gpr_fpr_size): Likewise.
4989 * tree-nrv.c (pass_nrv::execute): Likewise.
4990 * tsan.c (instrument_expr): Likewise.
4991 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
4992 * vtable-verify.c (verify_bb_vtables): Likewise.
4993 * tree-dfa.c (ssa_default_def, set_ssa_default_def,
4994 get_ref_base_and_extent): Likewise.
4995 * toplev.c (wrapup_global_declaration_1, wrapup_global_declaration_2):
4997 * tree-sra.c (static bool constant_decl_p, find_var_candidates,
4998 analyze_all_variable_accesses): Likewise.
4999 * tree-nested.c (get_nonlocal_debug_decl,
5000 convert_nonlocal_omp_clauses, note_nonlocal_vla_type,
5001 note_nonlocal_block_vlas, convert_nonlocal_reference_stmt,
5002 get_local_debug_decl, convert_local_omp_clauses,
5003 convert_local_reference_stmt, nesting_copy_decl, remap_vla_decls):
5005 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Likewise.
5006 * stmt.c (decl_overlaps_hard_reg_set_p): Likewise.
5007 * dbxout.c (dbxout_late_global_decl, dbxout_type_fields,
5008 dbxout_symbol, dbxout_common_check): Likewise.
5009 * expr.c (expand_assignment, expand_expr_real_2, expand_expr_real_1,
5010 string_constant): Likewise.
5011 * hsa.c (hsa_get_declaration_name): Likewise.
5012 * passes.c (rest_of_decl_compilation): Likewise.
5013 * tree-ssanames.c (make_ssa_name_fn): Likewise.
5014 * tree-streamer-out.c (pack_ts_decl_common_value_fields,
5015 pack_ts_decl_with_vis_value_fields,
5016 write_ts_decl_common_tree_pointers): Likewise.
5017 * stor-layout.c (place_field): Likewise.
5018 * symtab.c (symtab_node::maybe_create_reference,
5019 symtab_node::verify_base, symtab_node::make_decl_local,
5020 symtab_node::copy_visibility_from,
5021 symtab_node::can_increase_alignment_p): Likewise.
5022 * dwarf2out.c (add_var_loc_to_decl, tls_mem_loc_descriptor,
5023 decl_by_reference_p, reference_to_unused, rtl_for_decl_location,
5024 fortran_common, add_location_or_const_value_attribute,
5025 add_scalar_info, add_linkage_name, set_block_abstract_flags,
5026 local_function_static, gen_variable_die, dwarf2out_late_global_decl,
5027 optimize_one_addr_into_implicit_ptr,
5028 optimize_location_into_implicit_ptr): Likewise.
5029 * gimple-low.c (record_vars_into): Likewise.
5030 * ipa-visibility.c (update_vtable_references): Likewise.
5031 * tree-ssa-address.c (fixed_address_object_p, copy_ref_info):
5033 * lto-streamer-out.c (tree_is_indexable, get_symbol_initial_value,
5034 DFS::DFS_write_tree_body, write_symbol): Likewise.
5035 * langhooks.c (lhd_warn_unused_global_decl,
5036 lhd_set_decl_assembler_name): Likewise.
5037 * attribs.c (decl_attributes): Likewise.
5038 * except.c (output_ttype): Likewise.
5039 * varpool.c (varpool_node::get_create, ctor_for_folding,
5040 varpool_node::assemble_decl, varpool_node::create_alias): Likewise.
5041 * fold-const.c (fold_unary_loc): Likewise.
5042 * ipa-prop.c (ipa_compute_jump_functions_for_edge,
5043 ipa_find_agg_cst_from_init): Likewise.
5044 * omp-low.c (expand_omp_regimplify_p, expand_omp_taskreg,
5045 expand_omp_target, lower_omp_regimplify_p,
5046 grid_reg_assignment_to_local_var_p, grid_remap_prebody_decls,
5047 find_link_var_op): Likewise.
5048 * tree-chrec.c (chrec_contains_symbols): Likewise.
5049 * tree-cfg.c (verify_address, verify_expr, verify_expr_location_1,
5050 gimple_duplicate_bb, move_stmt_op, replace_block_vars_by_duplicates,
5051 execute_fixup_cfg): Likewise.
5053 PR tree-optimization/77901
5054 * tree-ssa-reassoc.c (optimize_range_tests_var_bound): Only optimize
5055 if ranges[i].exp is SSA_NAME when looking for >= and only when
5056 ranges[i].exp is NULL or SSA_NAME when looking for the other
5059 2016-10-09 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
5061 * ipa-cp.c (ipcp_alignment_lattice): Remove.
5062 (ipcp_param_lattices): Remove field alignment.
5063 (print_all_lattices): Remove call to ipcp_alignment_lattice::print.
5064 (set_all_contains_variable): Remove call to
5065 ipcp_alignment_lattice::set_to_bottom.
5066 (initialize_node_lattices): Likewise.
5067 (propagate_alignment_accross_jump_function): Remove.
5068 (propagate_constants_accross_call): Remove call to
5069 propagate_alignment_accross_jump_function.
5070 (ipcp_store_alignment_results): Remove.
5071 (ipcp_driver): Remove call to ipcp_store_alignment_results.
5072 (propagate_bits_accross_jump_function): Handle ancestor jump function.
5073 * ipa-prop.c (ipa_print_node_jump_functions_for_edge): Remove
5074 pretty-printing of alignment jump function.
5075 (ipa_set_jf_unknown): Remove assignment to jfunc->alignment.known.
5076 (ipa_compute_jump_functions_for_edge): Adjust ipa_bits jump function for
5077 alignments and remove computing ipa_alignment jump function.
5078 (ipa_node_params_t::duplicate): Remove copying of src_trans->alignments.
5079 (ipa_write_jump_functions): Remove streaming for ipa_alignment.
5080 (ipa_read_jump_function): Remove reading of ipa_alignment.
5081 (write_ipcp_transformation_info): Remove streaming for alignment
5082 propagation summary.
5083 (read_ipcp_transformation_info): Remove reading of alignment
5084 propagation summary.
5085 (ipcp_update_alignments): Remove.
5086 (ipcp_update_bits): Adjust to set alignment for parameters of pointer
5088 (ipcp_transform_function): Remove call to ipcp_update_alignments()
5089 and remove assignment to (*ipcp_transformations)[node->uid].alignments.
5090 * ipa-prop.h (ipa_alignment): Remove.
5091 (ipa_jump_func): Remove field alignment.
5092 (ipcp_transformation_summary): Remove field alignments.
5093 * doc/invoke.texi: Mark fipa-cp-alignment as obsolete.
5094 * opts.c (default_options_table): Remove entry for fipa-cp-alignment.
5095 (enable_fdo_optimizations): Remove checking for fipa-cp-alignment.
5097 2016-10-08 Eric Botcazou <ebotcazou@adacore.com>
5099 * config/sparc/sparc.h (FIXED_REGISTERS): Add %icc.
5101 * config/visium/visium.c (visium_expand_int_cstore): Revert latest
5103 (visium_expand_fp_cstore): Likewise.
5105 2016-10-08 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
5107 * diagnostic-core.h (warning_at_rich_loc_n): Declare.
5108 * diagnostic.c (warning_at_rich_loc_n): New function.
5109 (diagnostic_n_impl_richloc): Likewise.
5110 (diagnostic_n_impl): Move most of the function to
5111 diagnostic_n_impl_richloc and call it.
5113 2016-10-08 Jakub Jelinek <jakub@redhat.com>
5115 * gen-pass-instances.awk: Rewritten.
5116 * Makefile.in (pass-instances.def): Depend on $(PASSES_EXTRA), pass
5117 $(PASSES_EXTRA) after passes.def to the script.
5118 * config/i386/t-i386 (PASSES_EXTRA): Add i386-passes.def.
5119 * config/i386/i386-passes.def: New file.
5120 * config/i386/i386-protos.h (make_pass_insert_vzeroupper,
5121 make_pass_stv): Declare.
5122 * config/i386/i386.c (pass_stv::pass_stv): Initialize timode_p to
5124 (pass_stv::gate): Depending on timode_p member require TARGET_64BIT
5126 (pass_stv::clone, pass_stv::set_pass_param): New methods.
5127 (pass_stv::timode_p): New non-static data member.
5128 (ix86_option_override): Don't register passes here.
5130 * doc/invoke.texi: Document accepting Else, fallthrough.
5132 * doc/invoke.texi (-Wimplicit-fallthrough): Document FALLTHRU comment
5135 * doc/invoke.texi (-Wimplicit-fallthrough): Document the accepted
5136 FALLTHRU comment styles.
5138 2016-10-07 Andrew Pinski <apinski@cavium.com>
5140 * config/aarch64/aarch64-arches.def (AARCH64_ARCH): #undef at the end.
5141 * config/aarch64/aarch64-cores.def (AARCH64_CORE): Likewise.
5142 * config/aarch64/aarch64-fusion-pairs.def (AARCH64_FUSION_PAIR):
5144 * config/aarch64/aarch64-option-extensions.def (AARCH64_OPT_EXTENSION):
5146 * config/aarch64/aarch64-tuning-flags.def (AARCH64_EXTRA_TUNING_OPTION):
5148 * config/aarch64/aarch64-opts.h (AARCH64_CORE): Don't #undef here.
5149 (AARCH64_ARCH): Likewise.
5150 * common/config/aarch64/aarch64-common.c (AARCH64_OPT_EXTENSION):
5152 (AARCH64_CORE): Likewise.
5153 (AARCH64_ARCH): Likewise.
5154 * config/aarch64/aarch64-protos.h (AARCH64_FUSION_PAIR): Likewise.
5155 (AARCH64_EXTRA_TUNING_OPTION): Likewise.
5156 * config/aarch64/aarch64.c (AARCH64_FUION_PAIR): Likewise.
5157 (AARCH64_EXTRA_TUNING_OPTION): Likewise.
5158 (AARCH64_ARCH): Likewise.
5159 (AARCH64_CORE): Likewise.
5160 * config/aarch64/aarch64.h (AARCH64_CORE): Likewise.
5161 * config/aarch64/driver-aarch64.c (AARCH64_OPT_EXTENSION): Likewise.
5162 (AARCH64_CORE): Likewise.
5163 (AARCH64_ARCH): Likewise.
5165 2016-10-06 Michael Meissner <meissner@linux.vnet.ibm.com>
5167 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Split
5168 -mfloat128 into -mfloat128-type that enables the IEEE 128-bit
5169 floating point type infrastructre, and -mfloat128 that enables the
5170 keyword. Define __FLOAT128__ if -mfloat128, and __FLOAT128_TYPE__
5171 if -mfloat128-type. Define __ibm128 to be long double by default.
5172 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Print whether
5173 the IEEE 128-bit floating point type infrastructure should
5174 automatically be enabled.
5175 (rs6000_init_hard_regno_mode_ok): Switch to use -mfloat128-type
5176 instead of -mfloat128 to enable KFmode.
5177 (rs6000_option_override_internal): Split the option -mfloat128
5178 into -mfloat128-type and -mfloat128. On Linux PowerPC 64-bit
5179 systems, automatically set -mfloat128-type, but don't enable it on
5180 other operating systems. Move setting the long double size and
5181 IEEE quad support before the IEEE 128-bit floating point changes.
5182 (rs6000_init_builtins): Do not create a unique type for __ibm128
5183 if long double is IBM extended double, instead rely on __ibm128
5184 being defined as 'long double'. If -mfloat128-type and not
5185 -mfloat128, create the KFmode type with an undocumented __ieee128
5187 (rs6000_init_libfuncs): Use -mfloat128-type instead of
5188 -mfloat128 for tests about the types, but keep tests for
5189 -mfloat128 to enable the keyword support.
5190 (rs6000_complex_function_value): Likewise.
5191 (rs6000_scalar_mode_supported_p): Likewise.
5192 (rs6000_floatn_mode): Likewise.
5193 (rs6000_c_mode_for_suffix): Likewise.
5194 (rs6000_opt_masks): Add -mfloat128-type.
5195 * config/rs6000/rs6000-cpus.def (POWERPC_MASKS): Add support for
5196 -mfloat128-type being split from -mfloat128. Add
5197 -mfloat128-hardware, which was missing.
5198 * config/rs6000/rs6000.opt (-mfloat128): Split -mfloat128 into
5199 -mfloat128 and -mfloat128-type:
5200 (-mfloat128-type): Likewise.
5201 * config/rs6000/linux64.h (TARGET_FLOAT128_ENABLE_TYPE): Define so
5202 that 64-bit Linux systems with enable -mfloat128-type by default
5204 * config/rs6000/rs6000.h (TARGET_FLOAT128_ENABLE_TYPE): Likewise.
5205 (FLOAT128_VECTOR_P): Switch IEEE 128-bit floating points to use
5206 -mfloat128-type instead of -mfloat128.
5207 (FLOAT128_2REG_P): Likewise.
5208 (MASK_FLOAT128_TYPE): Likewise.
5209 (ALTIVEC_ARG_MAX_RETURN): Likewise.
5210 (RS6000_BTM_FLOAT128): Likewise.
5211 (TARGET_FLOAT128): Poison old identifiers.
5212 (OPTION_MASK_FLOAT128): Likewise.
5213 (MASK_FLOAT128): Likewise.
5214 * config/rs6000/rs6000.md (FP): Likewise.
5215 (FLOAT128): Likewise.
5216 (fix_trunc<mode>di2): Likewise.
5217 (fixuns_trunc<IEEE128:mode><SDI:mode>2): Likewise.
5218 (floatdi<mode>2): Likewise.
5219 (floatuns<SDI:mode><IEEE128:mode>2): Likewise.
5220 (neg<mode>2, FLOAT128 iterator): Likewise.
5221 (abs<mode>2, FLOAT128 iterator): Likewise.
5222 (ieee_128bit_negative_zero): Likewise.
5223 (ieee_128bit_vsx_neg<mode>2): Likewise.
5224 (ieee_128bit_vsx_neg<mode>2_internal): Likewise.
5225 (ieee_128bit_vsx_abs<mode>2): Likewise.
5226 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
5227 (ieee_128bit_vsx_nabs<mode>2): Likewise.
5228 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
5229 (extendiftf2): Likewise.
5230 (extendifkf2): Likewise.
5231 (extendtfkf2): Likewise.
5232 (trunciftf2): Likewise.
5233 (truncifkf2): Likewise.
5234 (trunckftf2): Likewise.
5235 (trunctfif2): Likewise.
5236 (extendkftf2): Likewise.
5237 (trunctfkf2): Likewise.
5239 2016-10-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5241 * simplify-rtx.c (simplify_immed_subreg): Zero-initialize tmp array
5242 before merging in bytes to pass down to real_from_target.
5244 2016-10-07 Richard Biener <rguenther@suse.de>
5246 * tree-ssa-propagate.c (replace_phi_args_in): Remove no longer
5248 (substitute_and_fold_dom_walker::before_dom_children):
5249 Substitute and fold before pass specific folding to avoid
5250 feeding that with SSA names that will be later released.
5251 * tree-ssa-ccp.c (get_value_for_expr): Guard for new SSA names
5252 introduced by folding and visited by evaluate_stmt called during
5254 (likely_value): Likewise.
5255 (evaluate_stmt): Likewise.
5256 * tree-vrp.c (simplify_truth_ops_using_ranges): Fold modified stmt.
5257 (simplify_div_or_mod_using_ranges): Likewise.
5258 (simplify_min_or_max_using_ranges): Likewise.
5259 (simplify_abs_using_ranges): Likewise.
5260 (simplify_conversion_using_ranges): Likewise.
5261 (simplify_float_conversion_using_ranges): Likewise.
5262 (simplify_stmt_using_ranges): Likewise.
5264 2016-10-07 Marek Polacek <polacek@redhat.com>
5266 * gimplify.c (should_warn_for_implicit_fallthrough): Check for
5267 FALLTHROUGH_LABEL_P here...
5268 (warn_implicit_fallthrough_r): ...not here.
5270 2016-10-07 Bernd Schmidt <bschmidt@redhat.com>
5272 PR tree-optimization/77880
5273 * expr.c (by_pieces_ninsns): Use unsigned HOST_WIDE_INT where
5276 2016-10-07 Marek Polacek <polacek@redhat.com>
5279 * gimplify.c (last_stmt_in_scope): Add check for FALLTHROUGH ().
5281 2016-10-07 Richard Biener <rguenther@suse.de>
5283 * bitmap.h: Document constraints on bitmap modification while
5286 2016-10-07 Richard Biener <rguenther@suse.de>
5288 * bitmap.c (bitmap_elem_to_freelist): Set indx to -1.
5289 * bitmap.h (bmp_iter_set): When advancing to the next element
5290 check that we didn't remove the current one.
5291 (bmp_iter_and): Likewise.
5292 (bmp_iter_and_compl): Likewise.
5293 * tree-ssa.c (release_defs_bitset): Do not remove worklist bit
5294 we currently iterate on but keep a one-level queue.
5295 * sched-deps.c (remove_from_deps): Do not clear current bit
5296 but keep a one-level queue.
5298 2016-10-07 Jakub Jelinek <jakub@redhat.com>
5300 PR tree-optimization/77664
5301 * tree-ssa-reassoc.c (update_range_test): Also clear low and high
5302 for the other ranges.
5303 (optimize_range_tests_diff): Fix up formatting.
5304 (optimize_range_tests_var_bound): New function.
5305 (optimize_range_tests): Use it.
5307 2016-10-07 Martin Liska <mliska@suse.cz>
5309 * coverage.c (build_gcov_exit_decl): Fix priority what
5310 should be really 99.
5312 2016-10-07 Richard Biener <rguenther@suse.de>
5314 * gimple-low.c (lower_gimple_bind): Clear DECL_CHAIN of
5315 vars in gimple_bind_vars but not in BLOCK_VARS.
5317 2016-10-07 Richard Biener <rguenther@suse.de>
5319 PR tree-optimization/77879
5320 * tree-ssa-structalias.c (handle_const_call): Properly handle
5322 (handle_pure_call): Likewise.
5324 2016-10-06 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
5326 * config/rs6000/rs6000.c (rs6000_elf_asm_out_constructor)
5327 (rs6000_elf_asm_out_destructor): increase size of buf to avoid
5330 2016-10-06 Andrew Pinski <apinski@cavium.com>
5332 * config/aarch64/aarch64-cores.def: Add a comment before each
5335 2016-10-06 Kugan Vivekanandarajah <kuganv@linaro.org>
5337 PR tree-optimization/77862
5338 * tree-vrp.c (add_equivalence): Use get_value_range so that
5339 num_vr_values is checked before accessing vr_values.
5341 2016-10-06 Kugan Vivekanandarajah <kuganv@linaro.org>
5343 * tree-vrp.c (evrp_dom_walker::before_dom_children): Handle
5346 2016-10-05 Jeff Law <law@redhat.com>
5348 PR tree-optimization/71661
5349 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Handle case when
5350 removal of a forwarder exposes a new natural loop.
5352 2016-10-06 Uros Bizjak <ubizjak@gmail.com>
5354 * config/i386/sse.md (andnot<mode>3): Add FALLTHRU comments.
5355 Introduce ssesuffix variable.
5356 (<mask_codefor><code><mode>3<mask_name>): Ditto.
5357 (*<code><mode>3): Ditto.
5359 2016-10-06 Jan Hubicka <hubicka@ucw.cz>
5361 * postreload.c (reload_cse_simplify): Skip also USE when detecting
5364 2016-10-06 Richard Biener <rguenther@suse.de>
5366 PR tree-optimization/77855
5367 * tree-ssa-pre.c (prune_clobbered_mems): Queue exprs to remove
5368 instead of removing the current item while iterating over the set
5371 2016-10-06 James Clarke <jrtc27@jrtc27.com>
5372 Eric Botcazou <ebotcazou@adacore.com>
5375 * config/sparc/sparc.c (classify_data_t): Remove int_regs field.
5376 (classify_registers): Don't set it
5377 (function_arg_slotno): Don't initialize and test it. Tidy up.
5379 2016-10-06 Richard Biener <rguenther@suse.de>
5381 PR tree-optimization/77839
5382 * tree-ssa-sccvn.c (set_ssa_val_to): Forbid value -> constant value
5385 2016-10-06 Martin Liska <mliska@suse.cz>
5387 * gcc.c: Set -fprofile-update=atomic when profiling is
5388 enabled and -pthread is set. Warn when one combines
5389 -pthread and -fprofile-update=single for an app using
5392 2016-10-06 Martin Liska <mliska@suse.cz>
5395 * expmed.h (mul_highpart_cost_ptr): Add an gcc_assert.
5396 * gimple-ssa-strength-reduction.c (slsr_process_cast):
5397 Initialize a pointer to NULL.
5398 (slsr_process_copy): Likewise.
5399 * input.c (location_get_source_line): Likewise.
5400 * tree-ssa-ccp.c (optimize_atomic_bit_test_and): Likewise.
5402 2016-10-05 Andrew Senkevich <andrew.senkevich@intel.com>
5404 * common/config/i386/i386-common.c (OPTION_MASK_ISA_PCOMMIT_UNSET,
5405 OPTION_MASK_ISA_PCOMMIT_SET): Deleted definitions.
5406 (ix86_handle_option): Deleted handle of OPT_mpcommit.
5407 * config.gcc: Deleted pcommitintrin.h
5408 * config/i386/pcommitintrin.h: Deleted file.
5409 * config/i386/cpuid.h (bit_PCOMMIT): Deleted.
5410 * config/i386/driver-i386.c (host_detect_local_cpu): Deleted pcommit
5412 * config/i386/i386-c.c (ix86_target_macros_internal): Deleted define
5414 * config/i386/i386.c (ix86_target_string): Deleted -mpcommit.
5415 (PTA_PCOMMIT): Deleted define.
5416 (ix86_option_override_internal): Deleted handle of option.
5417 (ix86_valid_target_attribute_inner_p): Deleted pcommit.
5418 * config/i386/i386-builtin.def (IX86_BUILTIN_PCOMMIT,
5419 __builtin_ia32_pcommit): Deleted.
5420 * config/i386/i386.h (TARGET_PCOMMIT, TARGET_PCOMMIT_P): Deleted.
5421 * config/i386/i386.md (unspecv): Deleted UNSPECV_PCOMMIT.
5422 (pcommit): Deleted instruction.
5423 * config/i386/i386.opt: Mention -mpcommit deprecation.
5424 * config/i386/x86intrin.h: Deleted inclusion of pcommitintrin.h.
5426 2016-10-05 Uros Bizjak <ubizjak@gmail.com>
5429 * config/i386/sse.md (<mask_codefor><code><mode>3<mask_name>):
5430 Remove wrong assert.
5431 (<floatsuffix>float<sseintvecmodelower><mode>2<mask_name><round_name>:
5432 Use <round_constraint> as operand 1 constraint.
5434 2016-10-05 Jakub Jelinek <jakub@redhat.com>
5437 * ubsan.c (ubsan_create_data): Call initialize_sanitizer_builtins here.
5438 (ubsan_instrument_float_cast): And not here.
5441 * ubsan.c (ubsan_ids): New GTY(()) array.
5442 (ubsan_type_descriptor, ubsan_create_data): Use ubsan_ids
5443 instead of static local counters.
5445 2016-10-05 Martin Sebor <msebor@redhat.com>
5448 * config/linux.h (TARGET_PRINTF_POINTER_FORMAT): Define macro.
5449 * config/linux.c (gnu_libc_printf_pointer_format): Remove.
5450 * targhooks.c [DEFAULT_LIBC == LIBC_UCLIBC) && SINGLE_LIBC]
5451 (default_printf_pointer_format): Define function.
5452 * targhooks.c (linux_printf_pointer_format): Define new function.
5453 * targhooks.h (linux_printf_pointer_format): Declare.
5454 (gnu_libc_printf_pointer_format): Remove declaration.
5456 2016-10-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5458 * fold-const.c (native_encode_real): Fix logic for selecting offset
5459 to write to when BYTES_BIG_ENDIAN.
5461 2016-10-05 Wilco Dijkstra <wdijkstr@arm.com>
5463 * builtins.c (fold_builtin_strchr): Remove function.
5464 (fold_builtin_strrchr): Likewise.
5465 (fold_builtin2): Remove strchr, index, strrchr, rindex cases.
5466 * gimple-fold.c (target_char_cst_p): New function.
5467 (gimple_fold_builtin_strchr) Add more foldings.
5468 (gimple_fold_builtin): Add index, strrchr, rindex cases.
5470 2016-10-05 Richard Biener <rguenther@suse.de>
5473 * genmatch.c (capture_info::walk_c_expr): Diagnose unknown
5474 capture ids in c-exprs.
5476 2016-10-05 Richard Biener <rguenther@suse.de>
5479 * genmatch.c (dt_operand::gen_match_op): Amend operand_equal_p
5480 with types_match for GIMPLE code gen to handle type mismatched
5482 (dt_operand::gen): Adjust.
5483 * match.pd ((X /[ex] A) * A -> X): Properly handle converted
5486 2016-10-05 Richard Biener <rguenther@suse.de>
5488 * match.pd (copysign(x, CST) -> [-]abs (x)): New pattern.
5490 2016-10-05 Richard Biener <rguenther@suse.de>
5493 * genmatch.c (parser::parse_c_expr): Handle premature EOF.
5495 2016-10-05 Pierre-Marie de Rodat <derodat@adacore.com>
5497 * dwarf2out.c (dwarf2out_imported_module_or_decl): Move DWARF
5498 version check to protect only DW_TAG_imported_module generation.
5500 2016-10-05 Richard Biener <rguenther@suse.de>
5503 * match.pd (min(a,-a) -> -abs(a)): New pattern.
5505 2016-10-04 Ian Lance Taylor <iant@golang.org>
5507 * explow.c (allocate_dynamic_stack_space): Call
5508 do_pending_stack_adjust before handling flag_split_stack.
5510 2016-10-04 David Malcolm <dmalcolm@redhat.com>
5512 * genattrtab.c (make_internal_attr): Supply dummy column number to
5515 * genoutput.c (init_insn_for_nothing): Likewise.
5516 * gensupport.c (add_define_attr): Likewise.
5517 * read-md.c (message_at_1): Print column number.
5518 (fatal_with_file_and_line): Likewise.
5519 (rtx_reader::read_char): Track column numbers.
5520 (rtx_reader::unread_char): Likewise.
5521 (rtx_reader::rtx_reader): Initialize m_read_md_colno.
5522 (rtx_reader::handle_include): Stash and restore m_read_md_colno.
5523 (rtx_reader::handle_file): Initialize m_read_md_colno.
5524 (rtx_reader::get_current_location): Supply column number to
5526 * read-md.h (struct file_location): Add field "colno".
5527 (file_location::file_location): Likewise.
5528 (rtx_reader::get_colno): New accessor.
5529 (rtx_reader::m_read_md_colno): New field.
5530 (rtx_reader::m_last_line_colno): New field.
5532 2016-10-04 Jakub Jelinek <jakub@redhat.com>
5534 * doc/extend.texi (Java Exceptions): Remove.
5535 (java_interface): Remove.
5537 2016-10-04 Doug Gilmore <doug.gilmore@imgtec.com>
5539 PR tree-optimization/77808
5540 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Check base_addr
5541 and addr are different before copying points-to information.
5543 2016-10-04 Uros Bizjak <ubizjak@gmail.com>
5545 * config/i386/x86-tune.def (X86_TUNE_VECTORIZE_DOUBLE): Remove.
5546 * config/i386/i386.h (TARGET_VECTORIZE_DOUBLE): Remove.
5547 * config/i386/i386.c (ix86_add_stmt_cost): Use TARGET_BONNEL instead
5548 of !TARGET_VECTORIZE_DOUBLE when penalizing DFmode vector ops.
5550 2016-10-04 Richard Biener <rguenther@suse.de>
5552 PR tree-optimization/77399
5553 * tree-ssa-forwprop.c (simplify_vector_constructor): Properly
5554 verify the target can convert.
5556 2016-10-04 Richard Biener <rguenther@suse.de>
5559 * explow.c (plus_constant): Verify the mode of the constant
5560 pool offset before calling plus_constant.
5562 2016-10-04 Richard Biener <rguenther@suse.de>
5565 * match.pd (X / abs (X) -> X < 0 ? -1 : 1): Drop vector
5566 type support, mark with :C.
5567 (X / -X -> -1): Mark with :C.
5569 2016-10-04 Jakub Jelinek <jakub@redhat.com>
5571 * defaults.h (JCR_SECTION_NAME, TARGET_USE_JCR_SECTION): Remove.
5572 * system.h (JCR_SECTION_NAME, TARGET_USE_JCR_SECTION): Poison.
5573 * doc/tm.texi.in (TARGET_USE_JCR_SECTION): Remove.
5574 * doc/tm.texi: Regenerated.
5575 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Remove.
5576 * config/i386/cygming.h (TARGET_USE_JCR_SECTION): Remove.
5577 * config/darwin.h (JCR_SECTION_NAME): Remove.
5578 * config/pa/pa64-hpux.h (JCR_SECTION_NAME): Remove.
5579 * config/rs6000/aix71.h (TARGET_USE_JCR_SECTION): Remove.
5580 * config/rs6000/aix51.h (TARGET_USE_JCR_SECTION): Remove.
5581 * config/rs6000/aix52.h (TARGET_USE_JCR_SECTION): Remove.
5582 * config/rs6000/aix53.h (TARGET_USE_JCR_SECTION): Remove.
5583 * config/rs6000/aix61.h (TARGET_USE_JCR_SECTION): Remove.
5585 2016-10-03 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
5587 * ipa-cp.c (propagate_bits_accross_jump_function): Introduce space
5588 between "because" and "param" in dump message in call to fprintf.
5590 2016-10-03 Jeff Law <law@redhat.com>
5592 PR tree-optimization/71550
5593 PR tree-optimization/71403
5594 * tree-ssa-threadbackward.c: Include tree-vectorizer.h
5595 (profitable_jump_thread_path): Also return boolean indicating if
5596 the realized path will create an irreducible loop.
5597 Remove loop depth tests from 71403.
5598 (fsm_find_control_statement_thread_paths): Remove loop depth tests
5599 from 71403. If threading will create an irreducible loop, then
5600 throw away loop iteration and related information.
5602 2016-10-03 Uros Bizjak <ubizjak@gmail.com>
5604 * configure.ac (strict_warn): Merge -Wmissing-format-attribute and
5605 -Woverloaded-virtual checks for warning options.
5606 * configure: Regenerate.
5608 2016-10-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
5610 PR preprocessor/77699
5611 * input.c (maybe_grow): Don't allocate one byte extra headroom.
5612 (get_next_line): Return false on error.
5613 (read_next_line): Removed, use get_next_line instead.
5614 (read_line_num): Don't copy the line.
5615 (location_get_source_line): Don't use static data.
5616 (selftest::test_reading_source_line): Add more test cases.
5618 2016-10-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5621 2016-09-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5623 * ifcvt.c (noce_try_avoid_const_materialization): New function.
5624 (noce_process_if_block): Use it.
5626 2016-10-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
5628 * doc/invoke.texi: Update -Wint-in-bool-context.
5630 2016-10-02 Jakub Jelinek <jakub@redhat.com>
5632 * dwarf2out.c (output_fde, output_call_frame_info,
5633 dwarf2out_do_cfi_startproc, set_indirect_string,
5634 gen_internal_sym, output_die, output_line_info): Use
5635 MAX_ARTIFICIAL_LABEL_BYTES as char array sizes for
5636 ASM_GENERATE_INTERNAL_LABEL output.
5638 2016-10-01 Richard Biener <rguenther@suse.de>
5641 * genmatch.c (get_operand_type): Add operand position arg
5642 and handle COND_EXPR comparison operand with fixed boolean_type_node.
5643 (expr::gen_transform): Adjust.
5644 (dt_simplify::gen_1): Likewise.
5646 2016-10-01 Jakub Jelinek <jakub@redhat.com>
5648 * config/i386/sse.md (<mask_codefor><code><mode>): Add FALLTHRU
5649 comments. Simplify asserts, remove unnecessary conditions.
5651 (*<code><mode>3): Likewise.
5653 2016-09-30 Jakub Jelinek <jakub@redhat.com>
5655 * doc/invoke.texi (-Wregister): Document.
5657 2016-09-30 Bernd Edlinger <bernd.edlinger@hotmail.de>
5659 * configure.ac: Split CHECKING_P into CHECKING_P and
5660 ENABLE_EXTRA_CHECKING.
5661 * configure: Regenerated.
5662 * config.in: Adjust commment of CHECKING_P. Add ENABLE_EXTRA_CHECKING.
5663 * common.opt (flag_checking): Use CHECKING_P and ENABLE_EXTRA_CHECKING.
5665 2016-09-30 Prasad Ghangal <prasad.ghangal@gmail.com>
5668 * gcc.c (process_command): For @filename handling, output
5669 the correct name if the file does not exist.
5671 2016-09-30 Marek Polacek <polacek@redhat.com>
5673 * config/aarch64/aarch64-simd.md: Adjust fall through comments.
5674 * config/alpha/predicates.md: Likewise.
5676 2016-09-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5678 * ifcvt.c (noce_try_avoid_const_materialization): New function.
5679 (noce_process_if_block): Use it.
5681 2016-09-30 Martin Liska <mliska@suse.cz>
5683 * doc/invoke.texi: Document asan-use-after-return that
5684 it's disabled by default in runtime.
5686 2016-09-30 Richard Biener <rguenther@suse.de>
5688 * tree-vrp.c (intersect_ranges): If we failed to handle
5689 the intersection choose a constant singleton range if available.
5691 2016-09-30 Richard Biener <rguenther@suse.de>
5693 PR tree-optimization/77399
5694 * tree-ssa-forwprop.c (simplify_vector_constructor): Handle
5695 float <-> int conversions.
5697 2016-09-30 Alan Modra <amodra@gmail.com>
5699 * config/rs6000/rs6000.c (rs6000_opt_vars): Revert last change.
5701 2016-09-29 Uros Bizjak <ubizjak@gmail.com>
5703 * config/i386/driver-i386.c (host_detect_local_cpu): Check maximum
5704 ext_level before calling CPUID with 0x80000008.
5705 Simplify xgetbv checks.
5707 2016-09-29 David Malcolm <dmalcolm@redhat.com>
5709 * Makefile.in (OBJS): Add print-rtl-function.o.
5710 * print-rtl-function.c: New file.
5711 * print-rtl.h (print_rtx_function): New decl.
5713 2016-09-29 Uros Bizjak <ubizjak@gmail.com>
5716 * config/i386/cpuid.h (__get_cpuid_count): New.
5717 (__get_cpuid): Rename __level to __leaf.
5719 2016-09-29 Marek Polacek <polacek@redhat.com>
5721 * genattrtab.c (write_attr_case): Also emit FALLTHRU marker.
5723 2016-09-29 Bernd Schmidt <bschmidt@redhat.com>
5726 * builtins.c (expand_builtin_memcmp): Don't swap args unless
5727 result is only being compared with zero.
5729 2016-09-29 Marek Polacek <polacek@redhat.com>
5731 * dwarf2out.c (loc_descriptor): Add fall through comment.
5732 (add_const_value_attribute): Likewise.
5734 2016-09-29 Matthew Wahab <matthew.wahab@arm.com>
5736 * config/arm/arm.md (*arm_movsi_insn): Replace "t2" arch attribute
5737 with "v6t2". Move "arch" attribute above "pool_range".
5738 * config/arm/vfp.md (*arm_movhi_vfp): Replace "t2" arch attribute
5740 (*thumb2_movhi_vfp): Likewise.
5741 (*arm_movhi_fp16): Likewise.
5742 (*thumb2_movhi_fp16): Likewise.
5743 (*arm_movsi_vfp): Remove "arch" attribute.
5744 (*thumb2_movsi_vfp): Likewise.
5746 2016-09-29 Martin Liska <mliska@suse.cz>
5748 * doc/extend.texi: Remove limitation of Objective C for
5749 __attribute__((constructor)) and __attribute__((destructor)).
5751 2016-09-29 Richard Biener <rguenther@suse.de>
5753 PR tree-optimization/77768
5754 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
5755 Handle stores to readonly memory when removing redundant stores.
5757 2016-09-29 Richard Biener <rguenther@suse.de>
5760 * match.pd: Add X / abs (X) -> X < 0 ? -1 : 1 and
5761 X / -X -> -1 simplifications.
5763 2016-09-29 Richard Biener <rguenther@suse.de>
5766 * match.pd: Add max(a,-a) -> abs(a) pattern.
5767 * tree-ssa-phiopt.c (minmax_replacement): Disable for
5768 HONOR_SIGNED_ZEROS types.
5770 2016-09-29 James Greenhalgh <james.greenhalgh@arm.com>
5772 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Remove.
5773 * system.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Poison.
5775 2016-09-29 Richard Biener <rguenther@suse.de>
5777 * tree-vrp.c (set_defs_to_varying): New helper avoiding
5778 writing to vr_const_varying.
5779 (vrp_initialize): Call it.
5780 (vrp_visit_stmt): Likewise.
5781 (evrp_dom_walker::before_dom_children): Likewise.
5783 2016-09-29 Richard Biener <rguenther@suse.de>
5785 * tree-vect-stmts.c (vectorizable_load): Avoid emitting vector
5786 constructors with vector elements.
5788 2016-09-29 Richard Biener <rguenther@suse.de>
5790 PR tree-optimization/77768
5791 * tree-ssa-sccvn.c (visit_reference_op_store): Properly deal
5792 with stores to a place we know has a constant value.
5794 2016-09-29 Alan Modra <amodra@gmail.com>
5796 * config/rs6000/sysv4.opt (mgnu-attribute): New option.
5797 * doc/invoke.texi: Document it.
5798 * config/rs6000/rs6000.c (HAVE_LD_PPC_GNU_ATTR_LONG_DOUBLE): Define.
5799 (rs6000_passes_float): Comment.
5800 (rs6000_passes_long_double): New static var.
5801 (call_ABI_of_interest): Return false unless rs6000_gnu_attr is set.
5802 (init_cumulative_args): Set up to emit fp .gnu_attribute for
5803 ELF 64-bit ABIs as well as 32-bit ELF. Correct rs6000_passes_float
5804 to include fp values returned in vectors.
5805 Set rs6000_passes_long_double.
5806 (rs6000_function_arg_advance_1): Likewise for function args.
5807 (rs6000_elf_file_end): Emit fp .gnu_attribute for ELF 64-bit ABIs,
5808 and SPE. Emit long double tag value too.
5809 (rs6000_opt_vars): Add gnu-attr.
5810 * configure.ac (HAVE_LD_PPC_GNU_ATTR_LONG_DOUBLE): New ppc32 test.
5811 * configure: Regenerate.
5812 * config.in: Regenerate.
5814 2016-09-28 Jakub Jelinek <jakub@redhat.com>
5816 * gimple-ssa-sprintf.c (pass_sprintf_length::gate): Use x > 0 instead
5818 (format_floating, format_string, format_directive,
5819 get_destination_size, pass_sprintf_length::handle_gimple_call):
5822 2016-09-28 Jakub Jelinek <jakub@redhat.com>
5824 * gimple-ssa-sprintf.c: Fix comment formatting.
5825 (format_integer): Use is_gimple_assign.
5826 (pass_sprintf_length::handle_gimple_call): Use gimple_call_builtin_p
5827 and gimple_call_fndecl. Reorder case BUILT_IN_SPRINTF_CHK. Fix up
5828 BUILT_IN_SNPRINTF_CHK comment. Replace "to to" with "to" in comment.
5829 (pass_sprintf_length::execute): Use is_gimple_call.
5831 2016-09-28 Wilco Dijkstra <wdijkstr@arm.com>
5833 * gimple-fold.c (gimple_fold_builtin): After failing to fold
5834 strchr, also try the generic folding.
5836 2016-09-28 Martin Sebor <msebor@redhat.com>
5839 * gimple-ssa-sprintf.c (pass_sprintf_length::handle_gimple_call):
5842 2016-09-28 Martin Sebor <msebor@redhat.com>
5845 * gimple-ssa-sprintf.c (format_integer): Fail gracefully when
5846 length modifier is not expected.
5847 (format_floating): Ignore l length modifier and fail gracefuly
5848 when it isn't one of the other expected ones.
5850 2016-09-28 Martin Sebor <msebor@redhat.com>
5853 * varasm.c (assemble_addr_to_section): Increase local buffer size.
5855 2016-09-27 Richard Biener <rguenther@suse.de>
5857 * dwarf2out.c (cu_die_list): New global.
5858 (dwarf2out_finish): Walk cu_die_list instead of limbo DIEs. Add
5859 main_comp_unit_die to cu_die_list if we created it.
5860 Move break_out_includes ...
5861 (dwarf2out_early_finish): ... here. Push created CU DIEs onto
5864 2016-09-28 Richard Biener <rguenther@suse.de>
5866 * dwarf2out.c (struct die_struct): Add removed flag.
5867 (lookup_type_die): If the DIE is marked as removed, clear
5868 TYPE_SYMTAB_DIE and return NULL.
5869 (lookup_decl_die): If the DIE is marked as removed, remove it
5870 from the hash and return NULL.
5871 (mark_removed): New helper.
5872 (prune_unused_types_prune): Call it for removed DIEs.
5873 (gen_subprogram_die): Move the premark_used_types call to after
5874 DIEs for the functions scopes are generated.
5875 (process_scope_var): Do not re-create pruned types or type decls.
5876 Make sure to also re-parent type decls.
5877 (dwarf2out_finish): Move unused type pruning and debug_types
5879 (dwarf2out_early_finish): ... here.
5881 2016-09-29 Claudiu Zissulescu <claziss@synopsys.com>
5883 * config/arc/arc-c.c: New file.
5884 * config/arc/arc-c.def: Likewise.
5885 * config/arc/t-arc: Likewise.
5886 * config.gcc: Include arc-c.o as c and cpp object.
5887 * config/arc/arc-protos.h (arc_cpu_cpp_builtins): Add prototype.
5888 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Use
5889 arc_cpu_cpp_builtins.
5891 2016-09-29 Claudiu Zissulescu <claziss@synopsys.com>
5893 * config/arc/arc.md (*rotrsi3_cnt1): New pattern.
5894 (*ashlsi2_cnt1, *lshrsi3_cnt1, *ashrsi3_cnt1): Likewise.
5896 2016-09-28 Nathan Sidwell <nathan@acm.org>
5898 * gimple-pretty-print.c (dump_gimple_call_args): Simplify "' "
5901 2016-09-28 Wilco Dijkstra <wdijkstr@arm.com>
5903 PR tree-optimization/61056
5904 * gimple-fold.c (gimple_fold_builtin_strchr):
5905 New function to optimize strchr (s, 0) to strlen.
5906 (gimple_fold_builtin): Add BUILT_IN_STRCHR case.
5908 2016-09-27 Robin Dapp <rdapp@linux.vnet.ibm.com>
5910 PR tree-optimization/77724
5911 * tree-vect-loop-manip.c (create_intersect_range_checks_index):
5912 Add tree_fits_shwi_p check.
5914 2016-09-27 Jakub Jelinek <jakub@redhat.com>
5916 * auto-inc-dec.c (try_merge): Remove break after return.
5917 * cselib.c (autoinc_split): Likewise.
5918 * explow.c (promote_mode): Likewise.
5919 * fixed-value.c (fixed_arithmetic): Likewise.
5920 * hsa.c (hsa_internal_fn::get_arity): Likewise.
5921 * rtlanal.c (modified_between_p, modified_in_p): Likewise.
5922 * trans-mem.c (get_attrs_for): Likewise.
5923 * tree-if-conv.c (if_convertible_stmt_p): Likewise.
5924 * tree-vrp.c (simplify_stmt_using_ranges): Likewise.
5925 * config/aarch64/aarch64-builtins.c (aarch64_fold_builtin): Likewise.
5926 * config/aarch64/aarch64.c (aarch64_get_condition_code_1): Likewise.
5927 * config/c6x/c6x.c (c6x_get_unit_specifier): Likewise.
5928 * config/cr16/cr16.c (legitimate_pic_operand_p): Likewise.
5929 * config/cris/cris.c (cris_op_str): Likewise.
5930 * config/mn10300/mn10300.c (cc_flags_for_code): Likewise.
5931 * config/tilepro/tilepro.c (tilepro_emit_setcc_internal_di): Likewise.
5933 2016-09-27 Nathan Sidwell <nathan@codesourcery.com>
5935 * internal-fn.h (IFN_UNIQUE_CODES, IFN_GOACC_LOOP_CODES,
5936 IFN_GOACC_REDUCTION_CODES): New.
5937 (enum ifn_unique_kind, enum ifn_goacc_loop_kind, enum
5938 ifn_goacc_reduction_kind): Use them.
5939 * gimple-pretty-print.c (dump_gimple_call_args): Decode first arg
5940 of internal functions, when applicable.
5942 2016-09-27 Maciej W. Rozycki <macro@imgtec.com>
5944 * config/mips/constraints.md (d): Fix documentation.
5945 * doc/md.texi (Machine Constraints): Update accordingly.
5947 2016-09-27 Richard Biener <rguenther@suse.de>
5949 * dwarf2out.c (dwarf2out_init): Move text_section_line_info,
5950 cur_line_info_table initialization ...
5951 (dwarf2out_assembly_start): ... here.
5953 2016-09-27 Matthew Wahab <matthew.wahab@arm.com>
5955 * config/arm/arm.md (*arm_movsi_insn): Add "arch" attribute.
5956 * config/arm/vfp.md (*arm_movhi_vfp): Likewise.
5957 (*thumb2_movhi_vfp): Likewise.
5958 (*arm_movhi_fp16): Remove predication operand from VMOV.F16
5959 template. Expand predicable attribute to mark VMOV.F16 as not
5960 predicable. Add "arch" attribute.
5961 (*thumb2_movhi_fp16): Likewise.
5962 (*arm_movsi_vfp): Break a long line. Add "arch" attribute.
5963 (*thumb2_movsi_vfp): Add "arch" attribute.
5965 2016-09-27 David Edelsohn <dje.gcc@gmail.com>
5967 * config/rs6000/rs6000.c (rs6000_output_symbol): Don't modify
5970 2016-09-27 Marek Polacek <polacek@redhat.com>
5972 * config/ia64/ia64.c (ia64_print_operand): Adjust fall through
5975 * config/c6x/c6x.h: Adjust fall through comment.
5976 * config/sh/sh.c (final_prescan_insn): Likewise.
5977 * config/visium/visium.c (visium_expand_int_cstore): Likewise.
5978 (visium_expand_fp_cstore): Likewise.
5980 2016-09-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5982 * config/arm/arm.c (const_ok_for_op): Use "Fall through" comment form
5983 expected by -Wimplicit-fallthrough.
5984 (thumb1_size_rtx_costs): Likewise.
5985 (thumb2_reorg): Likewise.
5986 (tls_mentioned_p): Add "Fall through" comment.
5987 (thumb2_reorg): Likewise.
5988 * config/arm/arm-builtins.c (arm_expand_neon_args): Use "Fall through"
5989 comment form expected by -Wimplicit-fallthrough.
5991 2016-09-27 Martin Liska <mliska@suse.cz>
5993 PR gcov-profile/46266
5994 * input.h (RESERVED_LOCATION_P): New macro.
5995 * profile.c (branch_prob): Use RESERVED_LOCATION_P and
5996 instread of comparison with UNKNOWN_LOCATION.
5998 2016-09-27 Richard Biener <rguenther@suse.de>
6000 PR tree-optimization/77745
6001 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
6002 When removing redundant stores make sure to check compatibility
6003 of the TBAA state for downstream accesses.
6004 * tree-ssa-sccvn.c (visit_reference_op_store): Likewise for when
6005 value-numbering virtual operands for store matches.
6007 2016-09-27 Oleg Endo <olegendo@gcc.gnu.org>
6010 * config/sh/sh.c (sh_rtx_costs): Fix return value of SET of movt and
6011 movrt patterns. Match them before anything else in the SET case.
6013 2016-09-27 Martin Liska <mliska@suse.cz>
6015 PR gcov-profile/7970
6016 PR gcov-profile/16855
6017 PR gcov-profile/44779
6018 * coverage.c (build_gcov_exit_decl): New function.
6019 (coverage_obj_init): Call the function and generate __gcov_exit
6021 * doc/gcov.texi: Document when __gcov_exit function is called.
6023 2016-09-27 Marek Polacek <polacek@redhat.com>
6026 * Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn,
6027 insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Use
6028 -Wno-error instead of -Wno-implicit-fallthrough.
6030 2016-09-27 Martin Liska <mliska@suse.cz>
6033 * gcov-counter.def: Remove GCOV_COUNTER_V_DELTA.
6035 2016-09-27 Jakub Jelinek <jakub@redhat.com>
6037 * combine.c (simplify_comparison): Add canonical FALLTHROUGH comments.
6038 * config/i386/i386.c (ix86_dep_by_shift_count_body): Add FALLTHROUGH
6039 comments. Remove break after return.
6040 (ix86_fp_compare_code_to_integer, has_dispatch,
6041 ix86_simd_clone_usable): Remove break after return.
6043 2016-09-27 Bernd Edlinger <bernd.edlinger@hotmail.de>
6045 PR rlt-optimization/77714
6046 * lra-eliminations.c (eliminate_regs_in_insn): Avoid alias on
6049 2016-09-27 Kugan Vivekanandarajah <kuganv@linaro.org>
6052 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Use
6053 extract_range_from_unary_expr to convert value_range.
6054 * tree-vrp.c (extract_range_from_unary_expr_1): Rename to.
6055 (extract_range_from_unary_expr): This.
6056 * tree-vrp.h (extract_range_from_unary_expr): Declare.
6058 2016-09-27 Segher Boessenkool <segher@kernel.crashing.org>
6060 * config/rs6000/rs6000.md (movcc_internal1): Disparage using CTR or LR.
6062 2016-09-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6064 * config/i386/i386.c (ix86_print_operand)
6065 [HAVE_AS_IX86_CMOV_SUN_SYNTAX]: Add gcc_fallthrough.
6066 * config/sparc/sparc.c (check_pic): Add fallthrough comment.
6067 (epilogue_renumber): Likewise.
6069 2016-09-26 Kugan Vivekanandarajah <kuganv@linaro.org>
6072 * tree-ssa-reassoc.c (make_new_ssa_for_def): Use gimple_get_lhs
6073 to get lhs instead of gimple_assign_lhs as stmt can be builtins too.
6075 2016-09-26 Thomas Preud'homme <thomas.preudhomme@arm.com>
6077 * tree.h (memmodel_from_int, memmodel_base, is_mm_relaxed,
6078 is_mm_consume, is_mm_acquire, is_mm_release, is_mm_acq_rel,
6079 is_mm_seq_cst, is_mm_sync): Move to ...
6080 * memmodel.h: This. New file.
6081 * builtins.c: Include memmodel.h.
6082 * optabs.c: Likewise.
6084 * config/aarch64/aarch64.c: Likewise.
6085 * config/alpha/alpha.c: Likewise.
6086 * config/arm/arm.c: Likewise.
6087 * config/i386/i386.c: Likewise.
6088 * config/ia64/ia64.c: Likewise.
6089 * config/mips/mips.c: Likewise.
6090 * config/rs6000/rs6000.c: Likewise.
6091 * config/sparc/sparc.c: Likewise.
6092 * genconditions.c: Include memmodel.h in generated file.
6093 * genemit.c: Likewise.
6094 * genoutput.c: Likewise.
6095 * genpeep.c: Likewise.
6096 * genpreds.c: Likewise.
6097 * genrecog.c: Likewise.
6099 2016-09-26 David Malcolm <dmalcolm@redhat.com>
6101 * read-rtl.c (read_rtx_code): Rename local "i" to "idx", and use
6102 "c" instead when parsing characters. Move operand parsing into...
6103 (read_rtx_operand): ...this new function, renaming "i" to "idx",
6104 and tightening the scope of various locals.
6106 2016-09-26 Liu Hao <lh_mouse@126.com>
6108 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Fix typo.
6110 2016-09-26 Marek Polacek <polacek@redhat.com>
6112 * system.h: Use __has_attribute to check whether the fallthrough
6113 attribute is supported.
6115 2016-09-26 Marek Polacek <polacek@redhat.com>
6117 * ipa-inline-analysis.c (find_foldable_builtin_expect): Use
6118 gimple_call_internal_p.
6119 * ipa-split.c (find_return_bb): Likewise.
6120 (execute_split_functions): Likewise.
6121 * omp-low.c (dump_oacc_loop_part): Likewise.
6122 (oacc_loop_xform_head_tail): Likewise.
6123 * predict.c (predict_loops): Likewise.
6124 * sanopt.c (pass_sanopt::execute): Likewise.
6125 * tree-cfg.c (get_abnormal_succ_dispatcher): Likewise.
6126 * tree-parloops.c (oacc_entry_exit_ok_1): Likewise.
6127 * tree-stdarg.c (gimple_call_ifn_va_arg_p): Remove function.
6128 (expand_ifn_va_arg_1): Use gimple_call_internal_p.
6129 (expand_ifn_va_arg): Likewise.
6130 * tree-vect-loop.c (vect_determine_vectorization_factor): Likewise.
6131 (optimize_mask_stores): Likewise.
6132 * tree-vect-stmts.c (vect_simd_lane_linear): Likewise.
6133 (vect_transform_stmt): Likewise.
6134 * tree-vectorizer.c (vect_loop_vectorized_call): Likewise.
6135 * tsan.c (instrument_memory_accesses): Likewise.
6137 2016-09-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6138 Alexander Monakov <amonakov@ispras.ru>
6140 * regrename.c (rename_chains): Check
6141 HARD_FRAME_POINTER_IS_FRAME_POINTER rather than
6142 HARD_FRAME_POINTER_REGNUM when picking unavailable registers.
6143 * sel-sched.c (mark_unavailable_hard_regs): Likewise.
6145 2016-09-26 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6147 * config/s390/s390.c (s390_rtx_costs): Add /* fallthrough */.
6148 (s390_sched_score): Likewise.
6150 2016-09-26 Martin Liska <mliska@suse.cz>
6152 * doc/gcov.texi: Update program output of gcov tool.
6154 2016-09-26 Martin Liska <mliska@suse.cz>
6156 PR gcov-profile/23332
6157 * profile.c (instrument_values): Do not handle HIST_TYPE_CONST_DELTA.
6158 * tree-profile.c (gimple_gen_const_delta_profiler): Remove.
6159 * value-prof.c (dump_histogram_value): Do not handle
6160 HIST_TYPE_CONST_DELTA.
6161 (stream_in_histogram_value): Likewise.
6162 (gimple_find_values_to_profile): Likewise.
6163 * value-prof.h (enum hist_type): Likewise.
6165 2016-09-26 Martin Liska <mliska@suse.cz>
6167 * common.opt: Exclude SANITIZE_UNREACHABLE and SANITIZE_RETURN
6168 from default sanitize recover values.
6169 * doc/invoke.texi: Fix documentation related to -fsanitize=leak,
6170 -fsanitize=address, -fsanitize=thread and -fsanitize-recover.
6171 * flag-types.h: Replace couple of 1 << x to 1UL << x, make it
6173 * opts.c (finish_options): Do a generic loop over options
6174 that can be recovered.
6175 (parse_sanitizer_options): Exclude SANITIZE_UNREACHABLE and
6177 (common_handle_option): Likewise.
6178 * opts.h: Declare can_recover to sanitizer_opts_s.
6180 2016-09-26 Andre Vieira <andre.simoesdiasvieira@arm.com>
6182 * target.def(elf_flags_numeric): Change documentation to present tense.
6183 * doc/tm.texi: Regenerate.
6185 2016-09-26 Marek Polacek <polacek@redhat.com>
6188 * Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn,
6189 insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Add
6190 -Wno-switch-fallthrough.
6191 * builtins.c (expand_builtin_int_roundingfn_2): Add gcc_fallthrough.
6192 (expand_builtin): Likewise.
6193 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_libmass): Likewise.
6194 * convert.c (convert_to_real_1): Likewise.
6195 (convert_to_integer_1): Likewise.
6196 * final.c (output_alternate_entry_point): Likewise.
6197 * genattrtab.c (make_canonical): Likewise.
6198 (write_test_expr): Likewise.
6199 * genpreds.c (validate_exp): Likewise.
6200 * gimple-ssa-strength-reduction.c
6201 (find_candidates_dom_walker::before_dom_children): Likewise.
6202 * godump.c (go_format_type): Likewise.
6203 * reload1.c (elimination_effects): Likewise.
6204 * resource.c (mark_referenced_resources): Likewise.
6205 (mark_set_resources): Likewise.
6206 * tree-ssa-loop-ivopts.c (find_deriving_biv_for_expr): Likewise.
6207 * varasm.c (output_addressed_constants): Likewise.
6209 2016-09-26 Marek Polacek <polacek@redhat.com>
6212 * common.opt (Wimplicit-fallthrough): New option.
6213 * doc/extend.texi: Document statement attributes and the fallthrough
6215 * doc/invoke.texi: Document -Wimplicit-fallthrough.
6216 * gimple.h (gimple_call_internal_p): New function.
6217 * gimplify.c (struct gimplify_ctx): Add in_switch_expr.
6218 (struct label_entry): New struct.
6219 (find_label_entry): New function.
6220 (case_label_p): New function.
6221 (collect_fallthrough_labels): New function.
6222 (last_stmt_in_scope): New function.
6223 (should_warn_for_implicit_fallthrough): New function.
6224 (warn_implicit_fallthrough_r): New function.
6225 (maybe_warn_implicit_fallthrough): New function.
6226 (expand_FALLTHROUGH_r): New function.
6227 (expand_FALLTHROUGH): New function.
6228 (gimplify_switch_expr): Call maybe_warn_implicit_fallthrough and
6229 expand_FALLTHROUGH for the innermost GIMPLE_SWITCH.
6230 (gimplify_label_expr): New function.
6231 (gimplify_case_label_expr): Set location.
6232 (gimplify_expr): Call gimplify_label_expr.
6233 * internal-fn.c (expand_FALLTHROUGH): New function.
6234 * internal-fn.def (FALLTHROUGH): New internal function.
6235 * langhooks.c (lang_GNU_OBJC): New function.
6236 * langhooks.h (lang_GNU_OBJC): Declare.
6237 * system.h (gcc_fallthrough): Define.
6238 * tree-core.h: Add FALLTHROUGH_LABEL_P comment.
6239 * tree.h (FALLTHROUGH_LABEL_P): Define.
6241 2016-09-26 Richard Biener <rguenther@suse.de>
6243 * dwarf2out.c (stripattributes): Remove unused function.
6244 (DEBUG_NORM_MACINFO_SECTION): Rename to DEBUG_MACINFO_SECTION.
6245 Push dwarf_split_debug_info handling into init_sections_and_labels.
6246 (DEBUG_NORM_MACRO_SECTION): Likewise to DEBUG_MACRO_SECTION.
6247 (DEBUG_MACRO_SECTION_FLAGS): Remove.
6248 (debug_macinfo_section_name): New global.
6249 (output_macinfo): Use debug_macinfo_section_name.
6250 (init_sections_and_labels): Split out section and label generation
6251 from dwarf2out_init. Set debug_macinfo_section_name.
6252 (dwarf2out_init): Move text section label generation and emission
6254 (dwarf2out_assembly_start): ... here.
6255 (dwarf2out_finish): Call init_sections_and_labels before DWARF
6258 2016-09-26 Richard Biener <rguenther@suse.de>
6261 * cgraphunit.c (analyze_functions): Before early removing
6262 global vars calls the late_global_decl debug handler mark
6263 the variable as readonly.
6265 2016-09-25 Oleg Endo <olegendo@gcc.gnu.org>
6268 * config/sh/sh.c (sh_movt_set_dest, sh_movrt_set_dest): Add overloads.
6269 (sh_rtx_costs): Handle SET of movt and movrt patterns.
6270 * cnofig/sh/sh-protos.h (sh_movt_set_dest, sh_movrt_set_dest): Forward
6271 declare new overloads.
6272 * config/sh/sh.md (*cset_zero): Add variant that takes a treg_set_expr
6275 2016-09-24 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
6277 * config/rs6000/rs6000.c (expand_block_compare, do_load_for_compare):
6278 Change TARGET_LITTLE_ENDIAN to !BYTES_BIG_ENDIAN.
6280 2016-09-24 David Edelsohn <dje.gcc@gmail.com>
6282 * configure.ac (gcc_cv_as_aix_dwloc): Fix typo in assembly fragment.
6283 * configure: Regenerate.
6285 2016-09-24 Marek Polacek <polacek@redhat.com>
6288 * doc/invoke.texi: Document -Wbool-operation.
6290 2016-09-23 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
6292 * config/rs6000/rs6000.md (cmpmemsi): New define_expand.
6293 * config/rs6000/rs6000.c (expand_block_compare): New function used by
6294 cmpmemsi pattern to do builtin expansion of memcmp ().
6295 (compute_current_alignment): Add helper function for
6296 expand_block_compare used to compute alignment as the compare proceeds.
6297 (select_block_compare_mode): Used by expand_block_compare to select
6298 the mode used for reading the next chunk of bytes in the compare.
6299 (do_load_for_compare): Used by expand_block_compare to emit the load
6300 insns for the compare.
6301 (rs6000_emit_dot_insn): Moved this function to avoid a forward
6302 reference from expand_block_compare ().
6303 * config/rs6000/rs6000-protos.h (expand_block_compare): Add a
6304 prototype for this function.
6305 * config/rs6000/rs6000.opt (mblock-compare-inline-limit): Add a new
6306 target option for controlling how much code inline expansion of
6307 memcmp() will be allowed to generate.
6309 2016-09-23 Jakub Jelinek <jakub@redhat.com>
6311 * hooks.c (hook_bool_bool_false, hook_bool_bool_gcc_optionsp_false,
6312 hook_bool_mode_false, hook_bool_mode_true,
6313 hook_bool_mode_const_rtx_false, hook_bool_mode_const_rtx_true,
6314 hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
6315 hook_bool_const_rtx_insn_const_rtx_insn_true,
6316 hook_bool_mode_uhwi_false, hook_void_FILEptr_constcharptr,
6317 hook_bool_FILEptr_rtx_false, hook_bool_gsiptr_false,
6318 hook_bool_const_tree_hwi_hwi_const_tree_false,
6319 hook_bool_const_tree_hwi_hwi_const_tree_true,
6320 default_can_output_mi_thunk_no_vcall, hook_int_uint_mode_1,
6321 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
6322 hook_int_rtx_0, hook_int_rtx_bool_0, hook_void_tree,
6323 hook_void_constcharptr, hook_void_tree_treeptr, hook_void_int_int,
6324 hook_bool_tree_false, hook_bool_const_tree_false, hook_bool_tree_true,
6325 hook_bool_const_tree_true, hook_bool_tree_tree_false,
6326 hook_bool_tree_tree_true, hook_bool_tree_bool_false,
6327 hook_bool_rtx_insn_true, hook_bool_rtx_false,
6328 hook_bool_uintp_uintp_false,
6329 hook_bool_rtx_mode_int_int_intp_bool_false, hook_rtx_rtx_null,
6330 hook_rtx_tree_int_null, hook_uint_mode_0,
6331 hook_constcharptr_const_tree_null, hook_tree_tree_int_treep_bool_null,
6332 hook_tree_tree_tree_null, hook_tree_tree_tree_tree_null,
6333 hook_constcharptr_const_rtx_insn_null,
6334 hook_constcharptr_const_tree_const_tree_null,
6335 hook_constcharptr_int_const_tree_null,
6336 hook_constcharptr_int_const_tree_const_tree_null,
6337 hook_tree_const_tree_null, hook_bool_rtx_insn_int_false,
6338 hook_void_rtx_insn_int, hook_void_gcc_optionsp): For arguments with
6339 ATTRIBUTE_UNUSED, remove parameter name as well as ATTRIBUTE_UNUSED.
6341 * vec.h (vNULL): Extend comment to say = vNULL initialization
6342 isn't needed for static vars.
6344 * sel-sched-ir.c (sel_global_bb_info, sel_region_bb_info,
6345 loop_nests, s_i_d, last_added_blocks): Remove unnecessary
6346 = vNULL initialization of file scope vec.
6347 * passes.c (pass_tab, enabled_pass_uid_range_tab,
6348 disabled_pass_uid_range_tab): Likewise.
6349 * haifa-sched.c (sched_luids, h_i_d): Likewise.
6350 * tree-chkp-opt.c (check_infos): Likewise.
6351 * sel-sched.c (vec_av_set, vec_temp_moveop_nops): Likewise.
6353 * vec.h (vnull::operator vec): Add constexpr keyword for
6356 2016-09-23 Doug Gilmore <doug.gilmore@imgtec.com>
6358 PR tree-optimization/77654
6359 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Add call
6360 to duplicate_ssa_name_ptr_info.
6362 2016-09-23 David Malcolm <dmalcolm@redhat.com>
6364 PR preprocessor/77672
6365 * input.c (selftest::test_lexer_string_locations_simple): Update
6366 test to expect location information of the terminator character
6367 at the location of the final closing quote.
6368 (selftest::test_lexer_string_locations_hex): Likewise.
6369 (selftest::test_lexer_string_locations_oct): Likewise.
6370 (selftest::test_lexer_string_locations_letter_escape_1): Likewise.
6371 (selftest::test_lexer_string_locations_letter_escape_2): Likewise.
6372 (selftest::test_lexer_string_locations_ucn4): Likewise.
6373 (selftest::test_lexer_string_locations_ucn8): Likewise.
6374 (selftest::test_lexer_string_locations_u8): Likewise.
6375 (selftest::test_lexer_string_locations_utf8_source): Likewise.
6376 (selftest::test_lexer_string_locations_concatenation_1): Likewise.
6377 (selftest::test_lexer_string_locations_concatenation_2): Likewise.
6378 (selftest::test_lexer_string_locations_concatenation_3): Likewise.
6379 (selftest::test_lexer_string_locations_macro): Likewise.
6380 (selftest::test_lexer_string_locations_long_line): Likewise.
6382 2016-09-23 Richard Biener <rguenther@suse.de>
6384 * tree-ssa-sccvn.c (visit_reference_op_call): Value number
6385 virtual definition to virtual use if the call devirtualizes
6386 to a const or pure function.
6387 (visit_use): Also visit calls we can devirtualize to a
6388 const or pure function.
6390 2016-09-23 Richard Biener <rguenther@suse.de>
6392 PR tree-optimization/77697
6393 * tree-ssa-forwprop.c (defcodefor_name): Remove bogus code,
6394 signal error if we have sth ternary or unhandled.
6396 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
6398 * config/arm/arm_neon.h (vabd_f16): New.
6432 (vcvt_f16_s16): New.
6433 (vcvt_f16_u16): New.
6434 (vcvt_s16_f16): New.
6435 (vcvt_u16_f16): New.
6436 (vcvtq_f16_s16): New.
6437 (vcvtq_f16_u16): New.
6438 (vcvtq_s16_f16): New.
6439 (vcvtq_u16_f16): New.
6440 (vcvta_s16_f16): New.
6441 (vcvta_u16_f16): New.
6442 (vcvtaq_s16_f16): New.
6443 (vcvtaq_u16_f16): New.
6444 (vcvtm_s16_f16): New.
6445 (vcvtm_u16_f16): New.
6446 (vcvtmq_s16_f16): New.
6447 (vcvtmq_u16_f16): New.
6448 (vcvtn_s16_f16): New.
6449 (vcvtn_u16_f16): New.
6450 (vcvtnq_s16_f16): New.
6451 (vcvtnq_u16_f16): New.
6452 (vcvtp_s16_f16): New.
6453 (vcvtp_u16_f16): New.
6454 (vcvtpq_s16_f16): New.
6455 (vcvtpq_u16_f16): New.
6456 (vcvt_n_f16_s16): New.
6457 (vcvt_n_f16_u16): New.
6458 (vcvtq_n_f16_s16): New.
6459 (vcvtq_n_f16_u16): New.
6460 (vcvt_n_s16_f16): New.
6461 (vcvt_n_u16_f16): New.
6462 (vcvtq_n_s16_f16): New.
6463 (vcvtq_n_u16_f16): New.
6477 (vmul_lane_f16): New.
6480 (vmulq_lane_f16): New.
6502 (vrsqrteq_f16): New.
6506 (vrsqrtsq_f16): New.
6510 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
6512 * config.gcc (extra_headers): Add arm_fp16.h
6513 * config/arm/arm_fp16.h: New.
6514 * config/arm/arm_neon.h: Include "arm_fp16.h".
6516 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
6518 * config/arm/arm_neon_builtins.def (vadd): New (v8hf, v4hf
6520 (vmulf): New (v8hf, v4hf variants).
6521 (vfma): New (v8hf, v4hf variants).
6522 (vfms): New (v8hf, v4hf variants).
6523 (vsub): New (v8hf, v4hf variants).
6524 (vcage): New (v8hf, v4hf variants).
6525 (vcagt): New (v8hf, v4hf variants).
6526 (vcale): New (v8hf, v4hf variants).
6527 (vcalt): New (v8hf, v4hf variants).
6528 (vceq): New (v8hf, v4hf variants).
6529 (vcgt): New (v8hf, v4hf variants).
6530 (vcge): New (v8hf, v4hf variants).
6531 (vcle): New (v8hf, v4hf variants).
6532 (vclt): New (v8hf, v4hf variants).
6533 (vceqz): New (v8hf, v4hf variants).
6534 (vcgez): New (v8hf, v4hf variants).
6535 (vcgtz): New (v8hf, v4hf variants).
6536 (vcltz): New (v8hf, v4hf variants).
6537 (vclez): New (v8hf, v4hf variants).
6538 (vabd): New (v8hf, v4hf variants).
6539 (vmaxf): New (v8hf, v4hf variants).
6540 (vmaxnm): New (v8hf, v4hf variants).
6541 (vminf): New (v8hf, v4hf variants).
6542 (vminnm): New (v8hf, v4hf variants).
6543 (vpmaxf): New (v4hf variant).
6544 (vpminf): New (v4hf variant).
6545 (vpadd): New (v4hf variant).
6546 (vrecps): New (v8hf, v4hf variants).
6547 (vrsqrts): New (v8hf, v4hf variants).
6548 (vabs): New (v8hf, v4hf variants).
6549 (vneg): New (v8hf, v4hf variants).
6550 (vrecpe): New (v8hf, v4hf variants).
6551 (vrnd): New (v8hf, v4hf variants).
6552 (vrnda): New (v8hf, v4hf variants).
6553 (vrndm): New (v8hf, v4hf variants).
6554 (vrndn): New (v8hf, v4hf variants).
6555 (vrndp): New (v8hf, v4hf variants).
6556 (vrndx): New (v8hf, v4hf variants).
6557 (vrsqrte): New (v8hf, v4hf variants).
6558 (vmul_lane): Add v4hf and v8hf variants.
6559 (vmul_n): Add v4hf and v8hf variants.
6560 (vext): New (v8hf, v4hf variants).
6561 (vcvts): New (v8hi, v4hi variants).
6562 (vcvts): New (v8hf, v4hf variants).
6563 (vcvtu): New (v8hi, v4hi variants).
6564 (vcvtu): New (v8hf, v4hf variants).
6565 (vcvts_n): New (v8hf, v4hf variants).
6566 (vcvtu_n): New (v8hi, v4hi variants).
6567 (vcvts_n): New (v8hi, v4hi variants).
6568 (vcvtu_n): New (v8hf, v4hf variants).
6569 (vbsl): New (v8hf, v4hf variants).
6570 (vcvtas): New (v8hf, v4hf variants).
6571 (vcvtau): New (v8hf, v4hf variants).
6572 (vcvtms): New (v8hf, v4hf variants).
6573 (vcvtmu): New (v8hf, v4hf variants).
6574 (vcvtns): New (v8hf, v4hf variants).
6575 (vcvtnu): New (v8hf, v4hf variants).
6576 (vcvtps): New (v8hf, v4hf variants).
6577 (vcvtpu): New (v8hf, v4hf variants).
6579 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
6581 * config/arm/arm-builtins.c (hf_UP): New.
6583 (vfp_builtin_data): New. Update comment.
6584 (enum arm_builtins): Include "arm_vfp_builtins.def".
6585 (ARM_BUILTIN_VFP_PATTERN_START): New.
6586 (arm_init_vfp_builtins): New.
6587 (arm_init_builtins): Add arm_init_vfp_builtins.
6588 (arm_expand_vfp_builtin): New.
6589 (arm_expand_builtins): Update for arm_expand_vfp_builtin. Fix
6591 * config/arm/arm_vfp_builtins.def: New file.
6592 * config/arm/t-arm (arm.o): Add arm_vfp_builtins.def.
6593 (arm-builtins.o): Likewise.
6595 2016-09-23 Kugan Vivekanandarajah <kuganv@linaro.org>
6598 * ipa-cp.c (propagate_vr_accross_jump_function): Drop TREE_OVERFLOW
6599 from constant while creating value range.
6601 2016-09-23 Renlin Li <renlin.li@arm.com>
6603 * ira.c (ira): Move ira_use_lra_p initialization code to ...
6604 (ira_init_once): Here.
6606 2016-09-23 Uros Bizjak <ubizjak@gmail.com>
6607 Jakub Jelinek <jakub@redhat.com>
6609 * hooks.h (hook_uint_uintp_false): Rename to...
6610 (hook_bool_uint_uintp_false): ... this.
6611 * hooks.c (hook_uint_uintp_false): Rename to...
6612 (hook_bool_uint_uintp_false): ... this.
6613 * target.def (elf_flags_numeric): Use hook_bool_uint_uintp_false
6614 instead of hook_uint_uintp_false.
6616 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
6618 * config/arm/arm-builtins.c (arm_init_neon_builtin): New.
6619 (arm_init_builtins): Move body of a loop to the standalone
6620 function arm_init_neon_builtin.
6621 (arm_expand_neon_builtin_1): New. Update comment. Function body
6622 moved from arm_neon_builtin with some white-space fixes.
6623 (arm_expand_neon_builtin): Move code into the standalone function
6624 arm_expand_neon_builtin_1.
6626 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
6628 * config/arm/iterators.md (VCVTHI): New.
6629 (NEON_VCMP): Add UNSPEC_VCLT and UNSPEC_VCLE. Fix a long line.
6633 (V_reg): Add HF, V4HF and V8HF. Fix white-space.
6634 (V_HALF): Add V4HF. Fix white-space.
6635 (V_if_elem): Add HF, V4HF and V8HF. Fix white-space.
6636 (V_s_elem): Likewise.
6637 (V_sz_elem): Fix white-space.
6638 (V_elem_ch): Likewise.
6640 (scalar_mul_constraint): Add V8HF and V4HF.
6641 (Is_float_mode): Fix white-space.
6642 (Is_d_reg): Add V4HF and V8HF. Fix white-space.
6643 (q): Add HF. Fix white-space.
6646 (cmp_op_unsp): Add UNSPEC_VCALE and UNSPEC_VCALT.
6647 (neon_vfm_lane_as): New.
6648 * config/arm/neon.md (add<mode>3_fp16): New.
6649 (sub<mode>3_fp16): New.
6650 (mul<mode>3add<mode>_neon): New.
6651 (fma<VH:mode>4_intrinsic): New.
6652 (fmsub<VCVTF:mode>4_intrinsic): Fix white-space.
6653 (fmsub<VH:mode>4_intrinsic): New.
6654 (<absneg_str><mode>2): New.
6655 (neon_v<absneg_str><mode>): New.
6656 (neon_v<fp16_rnd_str><mode>): New.
6657 (neon_vrsqrte<mode>): New.
6658 (neon_vpaddv4hf): New.
6659 (neon_vadd<mode>): New.
6660 (neon_vsub<mode>): New.
6661 (neon_vmulf<mode>): New.
6662 (neon_vfma<VH:mode>): New.
6663 (neon_vfms<VH:mode>): New.
6664 (neon_vc<cmp_op><mode>): New.
6665 (neon_vc<cmp_op><mode>_fp16insn): New
6666 (neon_vc<cmp_op_unsp><mode>_fp16insn_unspec): New.
6667 (neon_vca<cmp_op><mode>): New.
6668 (neon_vca<cmp_op><mode>_fp16insn): New.
6669 (neon_vca<cmp_op_unsp><mode>_fp16insn_unspec): New.
6670 (neon_vc<cmp_op>z<mode>): New.
6671 (neon_vabd<mode>): New.
6672 (neon_v<maxmin>f<mode>): New.
6673 (neon_vp<maxmin>fv4hf: New.
6674 (neon_<fmaxmin_op><mode>): New.
6675 (neon_vrecps<mode>): New.
6676 (neon_vrsqrts<mode>): New.
6677 (neon_vrecpe<mode>): New (VH variant).
6678 (neon_vdup_lane<mode>_internal): New.
6679 (neon_vdup_lane<mode>): New.
6680 (neon_vcvt<sup><mode>): New (VCVTHI variant).
6681 (neon_vcvt<sup><mode>): New (VH variant).
6682 (neon_vcvt<sup>_n<mode>): New (VH variant).
6683 (neon_vcvt<sup>_n<mode>): New (VCVTHI variant).
6684 (neon_vcvt<vcvth_op><sup><mode>): New.
6685 (neon_vmul_lane<mode>): New.
6686 (neon_vmul_n<mode>): New.
6687 * config/arm/unspecs.md (UNSPEC_VCALE): New
6688 (UNSPEC_VCALT): New.
6689 (UNSPEC_VFMA_LANE): New.
6690 (UNSPECS_VFMS_LANE): New.
6692 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
6694 * config/s390/s390.md ("*extzv<mode>_zEC12", "*extzv<mode>_z10")
6695 ("*extzv<mode><clobbercc_or_nocc>"):
6696 Correct a typo in a comment.
6698 ("*insv<mode>_zEC12", "*insv<mode>_z10")
6699 ("*insv<mode><clobbercc_or_nocc>"): Ditto.
6700 ("*insv<mode>_zEC12_appendbitsleft")
6701 ("*insv<mode><clobbercc_or_nocc>_appendbitsleft")
6702 ("*insv<mode>_z10_appendbitsleft"): Ditto.
6703 ("*insv<mode>_zEC12_noshift", "*insv<mode>_z10_noshift")
6704 ("*insv<mode><clobbercc_or_nocc>_noshift"): Ditto.
6705 Provide pattern with operands switched.
6706 ("*pre_z10_extv<mode>"):
6707 Use new subst patterns.
6708 ("*extzvdi<clobbercc_or_nocc>_lshiftrt", "*<risbg_n>_ior_and_sr_ze")
6709 ("*extvsidi<clobbercc_or_nocc>", "*<risbg_n>_and_subregdi_rotr")
6710 ("*<risbg_n>_and_subregdi_rotl", "*<risbg_n>_di_and_rot")
6711 ("*insv_z10_noshift_cc", "*insv_z10_noshift_cconly")
6712 ("*<risbg_n>_<mode>_ior_and_lshiftrt")
6713 ("*<risbg_n>_sidi_ior_and_lshiftrt")
6714 ("*trunc_sidi_and_subreg_lshrt<clobbercc_or_nocc>"):
6716 ("*extzv_<mode>_sll", "*extzv_<mode>_srl")
6717 ("*extzv_<mode>_srl<clobbercc_or_nocc>")
6718 ("*extzv_<mode>_sll<clobbercc_or_nocc>"): Renamed patterns, use risbgn
6720 ("SINT"): New mode_iterator with SI, HI, QI.
6721 * config/s390/subst.md ("clobbercc_or_nocc_subst", "z10_or_zEC12_cond")
6722 ("clobbercc_or_nocc", "risbg_n"): New constructs for risbg pattern
6725 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
6727 * config/s390/predicates.md ("contiguous_bitmask_operand"): Adapt to
6728 new interface of s390_contiguous_bitmask_p.
6729 ("contiguous_bitmask_nowrap_operand"): New predicate.
6730 ("*anddi3_cc", "*anddi3_cconly", "*anddi3"): Replace NxxDq with NxxDw.
6731 * config/s390/constraints.md ("NxxDw", "NxxSq"): Adapt to new interface
6732 of s390_contiguous_bitmask_p.
6733 ("NxxDw"): Rename NxxDq constraint to NxxDw.
6734 ("NxxSw"): New constraint.
6735 * config/s390/s390.md ("*andsi3_zarch"): Enable bitmask wraparound.
6736 * config/s390/s390-protos.h (s390_contiguous_bitmask_p): Updated
6738 (s390_contiguous_bitmask_nowrap_p): Export.
6739 * config/s390/s390.c (s390_contiguous_bitmask_nowrap_p): New name of
6740 former s390_contiguous_bitmask_p.
6741 (s390_contiguous_bitmask_p): Use s390_contiguous_bitmask_nowrap_p to
6742 detect contiguous bit ranges with wraparound. Change signature to
6743 return START and END position instead of POS and LENGTH.
6744 (s390_contiguous_bitmask_vector_p): Remove extra code for continous bit
6745 ranges with wraparound.
6746 (s390_extzv_shift_ok): Use s390_contiguous_bitmask_nowrap_p.
6747 (s390_contiguous_bitmask_vector_p,s390_extzv_shift_ok,print_operand):
6748 Adapt to new signature of s390_contiguous_bitmask_p.
6750 2016-09-23 Bin Cheng <bin.cheng@arm.com>
6752 * tree-vect-loop-manip.c (create_intersect_range_checks_index): New.
6753 (create_intersect_range_checks): New.
6754 (vect_create_cond_for_alias_checks): Call above function.
6756 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
6758 * config/arm/iterators.md (Code iterators): Fix some white-space
6762 (FCVT): Moved from vfp.md.
6763 (VCVT_HF_US_N): New.
6764 (VCVT_SI_US_N): New.
6769 (FCVTI32typename): Moved from vfp.md.
6770 (sup): Add UNSPEC_VCVTA_S, UNSPEC_VCVTA_U, UNSPEC_VCVTM_S,
6771 UNSPEC_VCVTM_U, UNSPEC_VCVTN_S, UNSPEC_VCVTN_U, UNSPEC_VCVTP_S,
6772 UNSPEC_VCVTP_U, UNSPEC_VCVT_HF_S_N, UNSPEC_VCVT_HF_U_N,
6773 UNSPEC_VCVT_SI_S_N, UNSPEC_VCVT_SI_U_N, UNSPEC_VCVTH_S_N,
6774 UNSPEC_VCVTH_U_N, UNSPEC_VCVTH_S and UNSPEC_VCVTH_U.
6776 (fp16_rnd_str): New.
6777 (fp16_rnd_insn): New.
6778 * config/arm/unspecs.md (UNSPEC_VCVT_HF_S_N): New.
6779 (UNSPEC_VCVT_HF_U_N): New.
6780 (UNSPEC_VCVT_SI_S_N): New.
6781 (UNSPEC_VCVT_SI_U_N): New.
6782 (UNSPEC_VCVTH_S): New.
6783 (UNSPEC_VCVTH_U): New.
6784 (UNSPEC_VCVTA_S): New.
6785 (UNSPEC_VCVTA_U): New.
6786 (UNSPEC_VCVTM_S): New.
6787 (UNSPEC_VCVTM_U): New.
6788 (UNSPEC_VCVTN_S): New.
6789 (UNSPEC_VCVTN_U): New.
6790 (UNSPEC_VCVTP_S): New.
6791 (UNSPEC_VCVTP_U): New.
6792 (UNSPEC_VCVTP_S): New.
6793 (UNSPEC_VCVTP_U): New.
6795 (UNSPEC_VRNDA): New.
6796 (UNSPEC_VRNDI): New.
6797 (UNSPEC_VRNDM): New.
6798 (UNSPEC_VRNDN): New.
6799 (UNSPEC_VRNDP): New.
6800 (UNSPEC_VRNDX): New.
6801 * config/arm/vfp.md (<absneg_str>hf2): New.
6803 (neon_v<fp16_rnd_str>hf): New.
6804 (neon_vrndihf): New.
6809 (*mulsf3neghf_vfp): New.
6810 (*negmulhf3_vfp): New.
6811 (*mulsf3addhf_vfp): New.
6812 (*mulhf3subhf_vfp): New.
6813 (*mulhf3neghfaddhf_vfp): New.
6814 (*mulhf3neghfsubhf_vfp): New.
6817 (fmsubhf4_fp16): New.
6821 (neon_vsqrthf): New.
6822 (neon_vrsqrtshf): New.
6823 (FCVT): Move to iterators.md.
6824 (FCVTI32typename): Likewise.
6825 (neon_vcvth<sup>hf): New.
6826 (neon_vcvth<sup>si): New.
6827 (neon_vcvth<sup>_nhf_unspec): New.
6828 (neon_vcvth<sup>_nhf): New.
6829 (neon_vcvth<sup>_nsi_unspec): New.
6830 (neon_vcvth<sup>_nsi): New.
6831 (neon_vcvt<vcvth_op>h<sup>si): New.
6832 (neon_<fmaxmin_op>hf): New.
6834 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
6836 * config/s390/s390.md (bitoff, bitoff_plus): Neq mode attributes.
6837 ("*extzv<mode>_zEC12", "*insv<mode>_zEC12", "*insv<mode>_z10")
6838 ("*insv<mode>_zEC12_appendbitsleft")
6839 ("*insv<mode>_z10_appendbitsleft", "*r<noxa>sbg_<mode>_sll")
6840 ("*r<noxa>sbg_<mode>_srl"): Use new attributes.
6842 2016-09-23 Jakub Jelinek <jakub@redhat.com>
6844 * ipa-cp.c (ipcp_store_vr_results): Avoid static local var zero.
6845 * sreal.h (sreal::min, sreal::max): Avoid static local vars,
6846 construct values without normalization.
6847 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't initialize
6848 static local lhs_ops to vNULL.
6850 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
6851 Jiong Wang <jiong.wang@arm.com>
6853 * config/arm/arm.c (coproc_secondary_reload_class): Make HFmode
6854 available when FP16 instructions are available.
6855 (output_move_vfp): Add support for 16-bit data moves.
6856 (arm_validize_comparison): Fix some white-space. Support HFmode
6857 by conversion to SFmode.
6858 * config/arm/arm.md (truncdfhf2): Fix a comment.
6859 (extendhfdf2): Likewise.
6861 (movsicc): Fix some white-space.
6863 (movsfcc): Fix some white-space.
6865 * config/arm/vfp.md (*arm_movhi_vfp): Disable when VFP FP16
6866 instructions are available.
6867 (*thumb2_movhi_vfp): Likewise.
6868 (*arm_movhi_fp16): New.
6869 (*thumb2_movhi_fp16): New.
6870 (*movhf_vfp_fp16): New.
6871 (*movhf_vfp_neon): Disable when VFP FP16 instructions are available.
6872 (*movhf_vfp): Likewise.
6873 (extendhfsf2): Enable when VFP FP16 instructions are available.
6874 (truncsfhf2): Enable when VFP FP16 instructions are available.
6876 2016-09-23 Martin Liska <mliska@suse.cz>
6878 * config/s390/vx-builtins.md: Replace 'adress' with 'address'.
6880 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
6882 * config/arm/arm.c (arm_evpc_neon_vuzp): Add support for V8HF and
6884 (arm_evpc_neon_vtrn): Likewise.
6885 (arm_evpc_neon_vrev): Likewise.
6886 (arm_evpc_neon_vext): Likewise.
6887 * config/arm/arm_neon.h (vbsl_f16): New.
6891 (vdup_lane_f16): New.
6892 (vdupq_lane_f16): New.
6905 * config/arm/arm_neon_buillins.def (vdup_n): New (v8hf, v4hf variants).
6906 (vdup_lane): New (v8hf, v4hf variants).
6907 (vext): New (v8hf, v4hf variants).
6908 (vbsl): New (v8hf, v4hf variants).
6909 * config/arm/iterators.md (VDQWH): New.
6911 (V_double_vector_mode): Add V8HF and V4HF. Fix white-space.
6912 (Scalar_mul_8_16): Fix white-space.
6913 (Is_d_reg): Add V4HF and V8HF.
6914 * config/arm/neon.md (neon_vdup_lane<mode>_internal): New.
6915 (neon_vdup_lane<mode>): New.
6916 (neon_vtrn<mode>_internal): Replace VDQW with VDQWH.
6917 (*neon_vtrn<mode>_insn): Likewise.
6918 (neon_vzip<mode>_internal): Likewise. Also fix white-space.
6919 (*neon_vzip<mode>_insn): Likewise
6920 (neon_vuzp<mode>_internal): Likewise.
6921 (*neon_vuzp<mode>_insn): Likewise
6922 * config/arm/vec-common.md (vec_perm_const<mode>): New.
6924 2016-09-23 Jiong Wang <jiong.wang@arm.com>
6925 Matthew Wahab <matthew.wahab@arm.com>
6927 * config/arm/arm.c (output_move_vfp): Weaken assert to allow HImode.
6928 (arm_hard_regno_mode_ok): Allow HImode values in VFP registers.
6929 * config/arm/arm.md (*movhi_bytes): Disable when VFP registers are
6930 available. Also fix some white-space.
6931 * config/arm/vfp.md (*arm_movhi_vfp): New.
6932 (*thumb2_movhi_vfp): New.
6934 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
6936 * config/arm/arm-c.c (arm_cpu_builtins): Define
6937 "__ARM_FEATURE_FP16_SCALAR_ARITHMETIC" and
6938 "__ARM_FEATURE_FP16_VECTOR_ARITHMETIC".
6940 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
6942 * doc/sourcebuild.texi (ARM-specific attributes): Add anchor for
6943 arm_v8_1a_neon_ok. Add entries for arm_v8_2a_fp16_scalar_ok,
6944 arm_v8_2a_fp16_scalar_hw, arm_v8_2a_fp16_neon_ok and
6945 arm_v8_2a_fp16_neon_hw.
6946 (Add options): Add entries for arm_v8_1a_neon, arm_v8_2a_scalar,
6949 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
6951 * doc/sourcebuild.texi (ARM-specific attributes): Add entries for
6952 arm_fp16_alternative_ok and arm_fp16_none_ok.
6954 2016-09-23 Martin Liska <mliska@suse.cz>
6956 * ipa-icf.c (sem_variable::merge): Replace adress with address.
6958 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
6960 * config/arm/arm-arches.def ("armv8.1-a"): Add FL_CRC32.
6962 ("armv8.2-a+fp16"): New.
6963 * config/arm/arm-protos.h (FL2_ARCH8_2): New.
6964 (FL2_FP16INST): New.
6965 (FL2_FOR_ARCH8_2A): New.
6966 * config/arm/arm-tables.opt: Regenerate.
6967 * config/arm/arm.c (arm_arch8_2): New.
6968 (arm_fp16_inst): New.
6969 (arm_option_override): Set arm_arch8_2 and arm_fp16_inst. Check
6970 for incompatible fp16-format settings.
6971 * config/arm/arm.h (TARGET_VFP_FP16INST): New.
6972 (TARGET_NEON_FP16INST): New.
6973 (arm_arch8_2): Declare.
6974 (arm_fp16_inst): Declare.
6975 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for
6976 march=armv8.2-a and march=armv8.2-a+fp16.
6977 * config/arm/t-aprofile (Arch Matches): Add entries for armv8.2-a
6979 * doc/invoke.texi (ARM Options): Add "-march=armv8.1-a",
6980 "-march=armv8.2-a" and "-march=armv8.2-a+fp16".
6982 2016-09-23 Martin Liska <mliska@suse.cz>
6984 * doc/extend.texi: Remove fused-madd from i386 target options.
6986 2016-09-23 Martin Liska <mliska@suse.cz>
6988 * config/i386/i386.c (ix86_valid_target_attribute_inner_p):
6991 2016-09-23 Martin Liska <mliska@suse.cz>
6993 * config/i386/i386.c (ix86_valid_target_attribute_inner_p):
6996 2016-09-23 Martin Liska <mliska@suse.cz>
6999 * config/i386/i386.c (ix86_option_override_internal): Change
7000 signature and return false when there's an error related to
7002 (release_options_strings): New function.
7003 (ix86_valid_target_attribute_tree): Call the function.
7005 2016-09-23 Jakub Jelinek <jakub@redhat.com>
7007 * hsa-gen.c (hsa_op_immed::hsa_op_immed Use CONSTRUCTOR_NELTS (...)
7008 instead of vec_safe_length (CONSTRUCTOR_ELTS (...)).
7009 (gen_hsa_ctor_assignment): Likewise.
7010 * print-tree.c (print_node): Likewise.
7011 * tree-dump.c (dequeue_and_dump): Likewise.
7012 * tree-sra.c (sra_modify_constructor_assign): Likewise.
7013 * expr.c (store_constructor): Likewise.
7014 * fold-const.c (operand_equal_p): Likewise.
7015 * tree-pretty-print.c (dump_generic_node): Likewise.
7016 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Likewise.
7017 * ipa-icf-gimple.c (func_checker::compare_operand): Likewise.
7019 2016-09-23 Richard Biener <rguenther@suse.de>
7021 * hooks.h (hook_uint_uintp_false): Declare.
7023 2016-09-22 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
7025 * config/avr/avr.c (avr_rtx_costs_1): Handle DImode MULT.
7026 (avr_address_cost): Replace 61 with MAX_LD_OFFSET(mode).
7028 2016-09-22 Martin Sebor <msebor@redhat.com>
7031 * gimple-ssa-sprintf.c (target_int_min, target_int_max): Use
7032 HOST_BITS_PER_WIDE_INT, make a static local variable auto.
7033 (target_int_min): Correct computation.
7034 (format_integer): Use long long as the argument for the ll length
7036 (format_floating): Use target_int_max().
7037 (get_string_length): Same.
7038 (format_string): Avoid setting the bounded flag for strings
7040 (try_substitute_return_value): Avoid setting range info when
7041 the result isn't bounded.
7042 * varasm.c (assemble_name): Increase buffer size.
7044 2016-09-22 Andre Vieira <andre.simoesdiasvieira@arm.com>
7045 Terry Guo <terry.guo@arm.com>
7047 * target.def (elf_flags_numeric): New target hook.
7048 * targhooks.h (default_asm_elf_flags_numeric): New.
7049 * varasm.c (default_asm_elf_flags_numeric): New.
7050 (default_elf_asm_named_section): Use new target hook.
7051 * config/arm/arm.opt (mpure-code): New.
7052 * config/arm/arm.h (SECTION_ARM_PURECODE): New.
7053 * config/arm/arm.c (arm_asm_init_sections): Add section
7054 attribute to default text section if -mpure-code.
7055 (arm_option_check_internal): Diagnose use of option with
7056 non supported targets and/or options.
7057 (arm_asm_elf_flags_numeric): New.
7058 (arm_function_section): New.
7059 (arm_elf_section_type_flags): New.
7060 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Disable
7062 * doc/texi (TARGET_ASM_ELF_FLAGS_NUMERIC): New.
7063 * doc/texi.in (TARGET_ASM_ELF_FLAGS_NUMERIC): Likewise.
7065 2016-09-22 Jan Hubicka <hubicka@ucw.cz>
7067 * regcprop.c (copyprop_hardreg_forward_1): Remove noop moves.
7069 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7071 * emit-rtl.c (next_cc0_user): Make argument type rtx_insn *.
7072 * rtl.h: Adjust prototype.
7074 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7076 * emit-rtl.c (next_active_insn): Change argument type to rtx_insn *.
7077 (prev_active_insn): Likewise.
7078 (active_insn_p): Likewise.
7079 * rtl.h: Adjust prototypes.
7080 * cfgcleanup.c (merge_blocks_move_successor_nojumps): Adjust.
7081 * config/arc/arc.md: Likewise.
7082 * config/pa/pa.c (branch_to_delay_slot_p): Likewise.
7083 (branch_needs_nop_p): Likewise.
7084 (use_skip_p): Likewise.
7085 * config/sh/sh.c (gen_block_redirect): Likewise.
7086 (split_branches): Likewise.
7087 * reorg.c (optimize_skip): Likewise.
7088 (fill_simple_delay_slots): Likewise.
7089 (fill_slots_from_thread): Likewise.
7090 (relax_delay_slots): Likewise.
7091 * resource.c (mark_target_live_regs): Likewise.
7093 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7095 * config/cris/cris.c (cris_asm_output_case_end): Change argument
7097 * emit-rtl.c (next_nonnote_nondebug_insn): Likewise.
7098 (prev_nonnote_nondebug_insn): Likewise.
7099 * config/cris/cris-protos.h: Adjust prototype.
7101 * jump.c (rtx_renumbered_equal_p): Adjust.
7103 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7105 * emit-rtl.c (prev_real_insn): Change argument type to rtx_insn *.
7106 * rtl.h: Adjust prototype.
7107 * config/sh/sh.md: Adjust.
7108 * dwarf2out.c (add_var_loc_to_decl): Likewise.
7110 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7112 * emit-rtl.c (next_nondebug_insn): Change argument type to rtx_insn *.
7113 (prev_nondebug_insn): Likewise.
7114 * loop-doloop.c (doloop_condition_get): Likewise.
7115 * rtl.h: Adjust prototype.
7116 * cfgloop.h: Likewise.
7118 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7120 * emit-rtl.c (next_nonnote_insn): Change argument type to rtx_insn *.
7121 (prev_nonnote_insn): Likewise.
7122 * jump.c (reversed_comparison_code_parts): Likewise.
7123 (reversed_comparison): Likewise.
7124 * rtl.h: Adjust prototypes.
7125 * config/arc/arc.md: Adjust.
7126 * cse.c (find_comparison_args): Likewise.
7127 * reorg.c (redundant_insn): Change return type to rtx_insn *.
7128 (fix_reg_dead_note): Change argument type to rtx_insn *.
7129 (delete_prior_computation): Likewise.
7130 (delete_computation): Likewise.
7131 (fill_slots_from_thread): Adjust.
7132 (relax_delay_slots): Likewise.
7133 * simplify-rtx.c (simplify_unary_operation_1): Likewise.
7134 (simplify_relational_operation_1): Likewise.
7135 (simplify_ternary_operation): Likewise.
7137 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7139 * config/arc/arc-protos.h (arc_label_align): Change type of
7140 variables from rtx to rtx_insn *.
7141 * config/arc/arc.c (arc_label_align): Likewise.
7142 * config/arm/arm.c (any_sibcall_could_use_r3): Likewise.
7143 * config/bfin/bfin.c (workaround_speculation): Likewise.
7144 * config/c6x/c6x.c (find_next_cycle_insn): Likewise.
7145 (find_last_same_clock): Likewise.
7146 (reorg_split_calls): Likewise.
7147 * config/cris/cris-protos.h (cris_cc0_user_requires_cmp): Likewise.
7148 * config/cris/cris.c (cris_cc0_user_requires_cmp): Likewise.
7149 * config/h8300/h8300-protos.h (same_cmp_preceding_p): Likewise.
7150 (same_cmp_following_p): Likewise.
7151 * config/h8300/h8300.c (same_cmp_preceding_p): Likewise.
7152 (same_cmp_following_p): Likwise.
7153 * config/m32r/m32r.c (m32r_expand_epilogue): Likewise.
7154 * config/nds32/nds32-protos.h (nds32_target_alignment): Likewise.
7155 * config/nds32/nds32.c (nds32_target_alignment): Likewise.
7156 * config/rl78/rl78.c (rl78_alloc_physical_registers_op2): Likewise.
7157 (rl78_alloc_physical_registers_cmp): Likewise.
7158 (rl78_alloc_physical_registers_umul): Likewise.
7159 (rl78_calculate_death_notes): Likewise.
7160 * config/s390/s390-protos.h (s390_label_align): Likewise.
7161 * config/s390/s390.c (s390_label_align): Likewise.
7162 * config/sh/sh.c (barrier_align): Likewise.
7163 * config/sparc/sparc-protos.h (emit_cbcond_nop): Likewise.
7164 * config/sparc/sparc.c (sparc_asm_function_epilogue): Likewise.
7165 (emit_cbcond_nop): Likewise.
7167 2016-09-22 Martin Liska <mliska@suse.cz>
7170 * ipa-icf.c (sem_variable::merge): Yield merge operation if
7171 alias address matters, not necessarily address of original.
7173 2016-09-22 Richard Biener <rguenther@suse.de>
7176 * gimple-fold.c (fold_array_ctor_reference): Turn asserts into
7179 2016-09-22 Richard Biener <rguenther@suse.de>
7182 * gimple-match-head.c (gimple_resimplify1): Drop TREE_OVERFLOW
7183 from constant folding results.
7184 (gimple_resimplify2): Likewise.
7185 (gimple_resimplify3): Likewise.
7187 2016-09-22 Richard Biener <rguenther@suse.de>
7190 * expr.c (expand_expr_real_1): Guard array access against negative
7193 2016-09-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7195 * gimple-ssa-sprintf.c (format_floating_max): Use GMP_RNDN instead
7197 (format_floating): Likewise.
7199 2016-09-22 Jakub Jelinek <jakub@redhat.com>
7202 * tree-inline.c (remap_gimple_stmt): Set has_simduid_loops
7203 for all IFN_GOMP_SIMD_* internal fns, not just for
7204 IFN_GOMP_SIMD_ORDERED_*.
7206 2016-09-21 Michael Meissner <meissner@linux.vnet.ibm.com>
7209 * config/rs6000/predicates.md (invert_fpmask_comparison_operator):
7210 New predicate that matches the ISA 3.0 XSCMP{EQ,GT,GE}DP
7211 instructions when you want to invert the test.
7212 * config/rs6000/rs6000.md (fpmask<mode>): Use the arguments in the
7213 correct order for XXSEL.
7214 (mov<SFDF:mode><SFDF2:mode>cc_invert_p9): Define the inverted test
7215 for using XSCMP{EQ,GT,GE}DP.
7217 2016-09-21 David Malcolm <dmalcolm@redhat.com>
7219 * genconstants.c (main): Introduce noop_reader and convert call
7220 to read_md_files to a method call.
7221 * genenums.c (main): Likewise.
7222 * genmddeps.c (main): Likewise.
7223 * genpreds.c (write_tm_constrs_h): Replace use of "in_fname" with
7224 rtx_reader_ptr->get_top_level_filename ().
7225 (write_tm_preds_h): Likewise.
7226 (write_insn_preds_c): Likewise.
7227 * gensupport.c (class gen_reader): New subclass of rtx_reader.
7228 (rtx_handle_directive): Convert to...
7229 (gen_reader::handle_unknown_directive): ...this.
7230 (init_rtx_reader_args_cb): Convert return type from bool to
7231 rtx_reader *. Create a gen_reader instance, using it for the
7232 call to read_md_files. Return it if no errors occur.
7233 (init_rtx_reader_args): Convert return type from bool to
7235 * gensupport.h (init_rtx_reader_args_cb): Likewise.
7236 (init_rtx_reader_args_cb): Likewise.
7237 * read-md.c (struct file_name_list): Move to class rtx_reader.
7238 (read_md_file): Delete in favor of rtx_reader::m_read_md_file.
7239 (read_md_filename): Delete in favor of
7240 rtx_reader::m_read_md_filename.
7241 (read_md_lineno): Delete in favor of rtx_reader::m_read_md_lineno.
7242 (in_fname): Delete in favor of rtx_reader::m_toplevel_fname.
7243 (base_dir): Delete in favor of rtx_reader::m_base_dir.
7244 (first_dir_md_include): Delete in favor of
7245 rtx_reader::m_first_dir_md_include.
7246 (last_dir_md_include_ptr): Delete in favor of
7247 rtx_reader::m_last_dir_md_include_ptr.
7248 (max_include_len): Delete.
7249 (rtx_reader_ptr): New.
7250 (fatal_with_file_and_line): Use get_filename and get_lineno
7251 accessors of rtx_reader_ptr.
7252 (require_char_ws): Likewise.
7253 (rtx_reader::read_char): New method, based on ::read_char.
7254 (rtx_reader::unread_char): New method, based on ::unread_char.
7255 (read_escape): Use get_filename and get_lineno accessors of
7257 (read_braced_string): Use get_lineno accessor of rtx_reader_ptr.
7258 (read_string): Use get_filename and get_lineno accessors of
7260 (rtx_reader::rtx_reader): New ctor.
7261 (rtx_reader::~rtx_reader): New dtor.
7262 (handle_include): Convert from a function to...
7263 (rtx_reader::handle_include): ...this method, converting
7264 handle_directive from a callback to a virtual function.
7265 (handle_file): Likewise, converting to...
7266 (rtx_reader::handle_file): ...this method.
7267 (handle_toplevel_file): Likewise, converting to...
7268 (rtx_reader::handle_toplevel_file): ...this method.
7269 (rtx_reader::get_current_location): New method.
7270 (parse_include): Convert from a function to...
7271 (rtx_reader::add_include_path): ...this method, dropping redundant
7272 update to unused max_include_len.
7273 (read_md_files): Convert from a function to...
7274 (rtx_reader::read_md_files): ...this method, converting
7275 handle_directive from a callback to a virtual function.
7276 (noop_reader::handle_unknown_directive): New method.
7277 * read-md.h (directive_handler_t): Delete this typedef.
7279 (read_md_file): Delete.
7280 (read_md_lineno): Delete.
7281 (read_md_filename): Delete.
7282 (class rtx_reader): New class.
7283 (rtx_reader_ptr): New decl.
7284 (class noop_reader): New subclass of rtx_reader.
7285 (read_char): Reimplement in terms of rtx_reader::read_char.
7286 (unread_char): Reimplement in terms of rtx_reader::unread_char.
7287 (read_md_files): Delete.
7288 * read-rtl.c (read_rtx_code): Update for deletion of globals
7289 read_md_filename and read_md_lineno.
7291 2016-09-21 Jason Merrill <jason@redhat.com>
7293 * input.h (from_macro_definition_at): New.
7295 2016-09-21 Segher Boessenkool <segher@kernel.crashing.org>
7297 * doc/rtl.texi (JUMP_LABEL): Document RETURN and SIMPLE_RETURN values.
7299 2016-09-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
7301 PR tree-optimization/77550
7302 * tree-vect-stmts.c (create_array_ref): Change parameters.
7303 (get_group_alias_ptr_type): New function.
7304 (vectorizable_store, vectorizable_load): Use get_group_alias_ptr_type.
7306 2016-09-21 Marek Polacek <polacek@redhat.com>
7308 * gimple-ssa-sprintf.c (pass_sprintf_length::compute_format_length):
7309 Add falls through comment.
7311 2016-09-21 Richard Biener <rguenther@suse.de>
7313 * dwarf2out.c (remove_child_with_prev): Clear child->die_sib.
7314 (replace_child): Likewise.
7315 (remove_child_TAG): Adjust.
7316 (move_marked_base_types): Likewise.
7317 (prune_unused_types_prune): Clear die_sib of removed children.
7319 2016-09-21 Georg-Johann Lay <avr@gjlay.de>
7322 * config/avr/avr.c (avr_notice_update_cc) [CC_NONE]: If insn
7323 touches some regs mentioned in cc_status, do CC_STATUS_INIT.
7325 2016-09-21 Richard Biener <rguenther@suse.de>
7327 PR tree-optimization/77648
7328 * tree-ssa-structalias.c (process_constraint): Handle all DEREF
7330 (make_transitive_closure_constraints): Adjust comment.
7331 (make_any_offset_constraints): New function.
7332 (handle_rhs_call): Make sure to first expand a pointer to all
7333 subfields before transitively closing it.
7334 (handle_const_call): Likewise. Properly expand returned
7336 (handle_pure_call): Likewise.
7338 2016-09-21 Richard Biener <rguenther@suse.de>
7339 Jakub Jelinek <jakub@redhat.com>
7341 PR tree-optimization/77621
7342 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Split
7343 group at non-vectorizable stmts.
7345 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
7347 PR tree-optimization/72835
7348 * tree-ssa-reassoc.c (make_new_ssa_for_def): New.
7349 (make_new_ssa_for_all_defs): Likewise.
7350 (zero_one_operation): Replace all SSA_NAMEs defined in the chain.
7352 2016-09-20 Martin Sebor <msebor@redhat.com>
7355 * Makefile.in (OBJS): Add gimple-ssa-sprintf.o.
7356 * config/linux.h (TARGET_PRINTF_POINTER_FORMAT): Redefine.
7357 * config/linux.c (gnu_libc_printf_pointer_format): New function.
7358 * config/sol2.h (TARGET_PRINTF_POINTER_FORMAT): Same.
7359 * config/sol2.c (solaris_printf_pointer_format): New function.
7360 * doc/invoke.texi (-Wformat-length, -fprintf-return-value): New
7362 * doc/tm.texi.in (TARGET_PRINTF_POINTER_FORMAT): Document.
7363 * doc/tm.texi: Regenerate.
7364 * gimple-fold.h (get_range_strlen): New function.
7365 (get_maxval_strlen): Declare existing function.
7366 * gimple-fold.c (get_range_strlen): Add arguments and compute both
7367 maximum and minimum.
7368 (get_range_strlen): Define overload.
7369 (get_maxval_strlen): Adjust.
7370 * gimple-ssa-sprintf.c: New file and pass.
7371 * passes.def (pass_sprintf_length): Add new pass.
7372 * targhooks.h (default_printf_pointer_format): Declare new function.
7373 (gnu_libc_printf_pointer_format): Same.
7374 (solaris_libc_printf_pointer_format): Same.
7375 * targhooks.c (default_printf_pointer_format): Define new function.
7376 * tree-pass.h (make_pass_sprintf_length): Declare new function.
7377 * print-tree.c: Increase buffer size.
7379 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
7381 * tree-vrp.c (get_value_range): Teach PARM_DECL to use ipa-vrp results.
7383 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
7385 * common.opt: New option -fipa-vrp.
7386 * ipa-cp.c (ipa_get_vr_lat): New.
7387 (ipcp_vr_lattice::print): Likewise.
7388 (print_all_lattices): Call ipcp_vr_lattice::print.
7389 (ipcp_vr_lattice::meet_with): New.
7390 (ipcp_vr_lattice::meet_with_1): Likewise.
7391 (ipcp_vr_lattice::top_p): Likewise.
7392 (ipcp_vr_lattice::bottom_p): Likewsie.
7393 (ipcp_vr_lattice::set_to_bottom): Likewise.
7394 (set_all_contains_variable): Call VR set_to_bottom.
7395 (initialize_node_lattices): Init VR lattices.
7396 (propagate_vr_accross_jump_function): New.
7397 (propagate_constants_accross_call): Call
7398 propagate_vr_accross_jump_function.
7399 (ipcp_store_vr_results): New.
7400 (ipcp_driver): Handle VR.
7401 * ipa-prop.c (ipa_print_node_jump_functions_for_edge): Handle VR.
7402 (ipa_set_jf_unknown): Likewise.
7403 (ipa_compute_jump_functions_for_edge): Likewise.
7404 (ipa_node_params_t::duplicate): Likewise.
7405 (ipa_write_jump_function): Likewise.
7406 (ipa_read_jump_function): Likewise.
7407 (write_ipcp_transformation_info): Likewise.
7408 (read_ipcp_transformation_info): Likewise.
7409 (ipcp_update_vr): New.
7410 (ipcp_transform_function): Handle VR.
7411 * ipa-prop.h (struct ipa_vr): New.
7412 * cgraph.c: Include tree-vrp.h.
7413 * cgraphunit.c: Likewise.
7414 * ipa-utils.c: Likewise.
7417 * toplev.c: Likewise.
7418 * ipa-devirt.c: Likewise.
7419 * ipa-inline-transform.c: Likewise.
7420 * ipa-inline.c: Likewise.
7421 * ipa-profile.c: Likewise.
7423 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
7425 * doc/invoke.texi: Document -fdump-tree-evrp.
7426 * passes.def: Define new pass_early_vrp.
7427 * timevar.def: Define new TV_TREE_EARLY_VRP.
7428 * tree-pass.h (make_pass_early_vrp): New.
7429 * tree-ssa-propagate.c: Make replace_uses_in non static.
7430 * tree-ssa-propagate.h: Export replace_uses_in.
7431 * tree-vrp.c (extract_range_for_var_from_comparison_expr): New.
7432 (extract_range_from_assert): Factor out
7433 extract_range_for_var_from_comparison_expr.
7434 (vrp_initialize_lattice): New.
7435 (vrp_initialize): Factor out vrp_initialize_lattice.
7436 (vrp_valueize): Fix it to reject complex value ranges.
7437 (vrp_free_lattice): New.
7438 (evrp_dom_walker::before_dom_children): Likewise.
7439 (evrp_dom_walker::after_dom_children): Likewise.
7440 (evrp_dom_walker::push_value_range): Likewise.
7441 (evrp_dom_walker::pop_value_range): Likewise.
7442 (execute_early_vrp): Likewise.
7443 (execute_vrp): Call vrp_initialize_lattice and vrp_free_lattice.
7444 (make_pass_early_vrp): New.
7446 2016-09-20 Uros Bizjak <ubizjak@gmail.com>
7448 * config/i386/i386.md (mult->ashift peephole2s): Use pow2p_hwi
7449 instead of exact_log2.
7451 2016-09-20 Uros Bizjak <ubizjak@gmail.com>
7454 * config/i386/i386.c (ix86_preferred_simd_mode) <case DFmode>:
7455 Don't return word_mode for !TARGET_VECTORIZE_DOUBLE.
7456 (ix86_add_stmt_cost): Penalize DFmode vector operations
7457 for !TARGET_VECTORIZE_DOUBLE.
7459 2016-09-20 Gerald Pfeifer <gerald@pfeifer.com>
7461 * doc/invoke.texi (Warning Options): Simplify language.
7462 (Optimize Options): Complete sentence.
7464 2016-09-20 David Edelsohn <dje.gcc@gmail.com>
7466 * dbxout.c (xcoff_debug_hooks): Add filename parameter to
7469 2016-09-20 Michael Meissner <meissner@linux.vnet.ibm.com>
7472 * config/rs6000/rs6000.c (rs6000_expand_vector_init): For V4SF
7473 inits on power8 and above, use the VMRGEW instruction instead of a
7476 * config/rs6000/altivec.md (UNSPEC_VMRGEW_DIRECT): New unspec.
7477 (p8_vmrgew_v4sf_direct): New VMRGEW insn for V4SF floating
7480 2016-09-20 Tamar Christina <tamar.christina@arm.com>
7482 * config/aarch64/arm_neon.h
7483 (vst2_s64, vst2_u64, vst2_f64, vst2_s8): Add missing attributes.
7484 (vst3_s64, vst3_u64, vst3_f64, vst3_s8): Likewise.
7485 (vst4_s64, vst4_u64, vst4_f64, vst4_s8): Likewise.
7487 2016-09-20 Bernd Edlinger <bernd.edlinger@hotmail.de>
7489 * config/var/vax.h (ELIMINABLE_REGS): Define.
7490 (INITIAL_ELIMINATION_OFFSET): Define.
7492 2016-09-20 Jakub Jelinek <jakub@redhat.com>
7495 * builtins.c (fold_builtin_atomic_always_lock_free): Only look through
7496 cast to void * if the cast is from some other pointer type.
7498 2016-09-20 Richard Biener <rguenther@suse.de>
7500 PR tree-optimization/77646
7501 * tree-ssa-sccvn.c (visit_reference_op_call): Always value-number
7504 2016-09-20 Tamar Christina <tamar.christina@arm.com>
7506 * config/aarch64/arm_neon.h: Add gnu_inline and artificial
7507 attributes to all inlined functions and make them extern.
7509 2016-09-20 Richard Biener <rguenther@suse.de>
7511 * debug.h (gcc_debug_hooks): Add filename parameter to early_finish
7513 * debug.c (do_nothing_debug_hooks): Adjust.
7514 * dbxout.c (dbx_debug_hooks): Likewise.
7515 * sdbout.c (sdb_debug_hooks): Likewise.
7516 * dwarf2out.c (dwarf2_lineno_debug_hooks): Likewise.
7517 (dwarf2out_finish): Move producer, filename and
7519 (dwarf2out_early_finish): ... here. Remove in_lto_p special-casing.
7520 * cgraphunit.c (symbol_table::finalize_compilation_unit): Adjust.
7522 2016-09-19 Bernd Edlinger <bernd.edlinger@hotmail.de>
7525 * doc/invoke.texi: Document -Wint-in-bool-context.
7528 * dwarf2out.c (output_loc_operands): Fix an assertion.
7530 2016-09-19 Joseph Myers <joseph@codesourcery.com>
7532 * ginclude/float.h [__STDC_WANT_IEC_60559_BFP_EXT__]
7533 (CR_DECIMAL_DIG): New macro.
7535 2016-09-19 Joseph Myers <joseph@codesourcery.com>
7537 * ginclude/stddef.h (max_align_t) [__i386__]: Add __float128
7540 2016-09-19 Vladimir Makarov <vmakarov@redhat.com>
7542 PR rtl-optimization/77416
7543 * lra-remat.c (operand_to_remat): Process hard coded insn
7546 2016-09-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7548 * simplify-rtx.c (simplify_relational_operation_1): Add transformation
7549 (GTU (PLUS a C) (C - 1)) --> (LTU a -C).
7551 2016-09-19 Segher Boessenkool <segher@kernel.crashing.org>
7553 * target.def (lra_p): Wordsmithing.
7554 * doc/tm.texi: Regenerate.
7556 2016-09-19 Jakub Jelinek <jakub@redhat.com>
7557 Jan Hubicka <jh@suse.cz>
7560 * cgraph.c (cgraph_node::rtl_info): Pass &avail to
7561 ultimate_alias_target call, return NULL if avail < AVAIL_AVAILABLE.
7562 Call ultimate_alias_target just once, not up to 4 times.
7564 2016-09-19 Richard Biener <rguenther@suse.de>
7566 * dwarf2out.c (early_dwarf_finished): New global.
7567 (set_early_dwarf::set_early_dwarf): Assert early_dwarf_finished
7569 (dwarf2out_early_finish): Set early_dwarf_finished at the end,
7570 if called from LTO exit early.
7571 (dwarf2out_late_global_decl): When being during the early
7572 debug phase do not add locations but only const value attributes.
7573 Adjust the way we generate early DIEs for LTO.
7575 2016-09-19 Richard Biener <rguenther@suse.de>
7578 * tree-data-ref.c (analyze_subscript_affine_affine): Use the
7579 proper niter to bound the loops.
7581 2016-09-19 Richard Biener <rguenther@suse.de>
7583 PR tree-optimization/77514
7584 * tree-ssa-pre.c (create_expression_by_pieces): Optimize
7585 search for folded stmt.
7587 2016-09-17 Jan Hubicka <hubicka@ucw.cz>
7589 * passes.def (pass_early_thread_jumps): Schedule after forwprop.
7590 * tree-pass.h (make_pass_early_thread_jumps): Declare.
7591 * tree-ssa-threadbackward.c (fsm_find_thread_path,
7592 fsm_find_thread_path, profitable_jump_thread_path,
7593 fsm_find_control_statement_thread_paths,
7594 find_jump_threads_backwards): Add speed_p parameter.
7595 (pass_data_early_thread_jumps): New pass.
7596 (make_pass_early_thread_jumps): New function.
7598 2016-09-17 Andreas Schwab <schwab@suse.de>
7600 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Add cast.
7601 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
7603 2016-09-16 Eric Botcazou <ebotcazou@adacore.com>
7605 * recog.c (rest_of_handle_split_after_reload): Delete.
7606 (pass_split_after_reload::gate): New method.
7607 (pass_split_after_reload::execute): Call split_all_insns directly.
7609 2016-09-16 Jonathan Wakely <jwakely@redhat.com>
7611 * doc/extend.texi (Integer Overflow Builtins): Fix type of out
7612 parameters for functions taking long long arguments.
7614 2016-09-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7617 * config/rs6000/rs6000.c (rtx_is_swappable_p): Add support for
7618 splat with truncate.
7620 2016-09-16 Jason Merrill <jason@redhat.com>
7622 * hwint.h (least_bit_hwi, pow2_or_zerop, pow2p_hwi, ctz_or_zero):
7624 * hwint.c (exact_log2): Use pow2p_hwi.
7625 (ctz_hwi, ffs_hwi): Use least_bit_hwi.
7626 * alias.c (memrefs_conflict_p): Use pow2_or_zerop.
7627 * builtins.c (get_object_alignment_2, get_object_alignment)
7628 (get_pointer_alignment, fold_builtin_atomic_always_lock_free): Use
7630 * calls.c (compute_argument_addresses, store_one_arg): Use
7632 * cfgexpand.c (expand_one_stack_var_at): Use least_bit_hwi.
7633 * combine.c (force_to_mode): Use least_bit_hwi.
7634 (contains_muldiv, find_split_point, combine_simplify_rtx)
7635 (simplify_if_then_else, simplify_set, force_to_mode)
7636 (if_then_else_cond, simplify_and_const_int_1)
7637 (simplify_compare_const): Use pow2p_hwi.
7638 * cse.c (fold_rtx): Use pow2p_hwi.
7639 * emit-rtl.c (set_mem_attributes_minus_bitpos, adjust_address_1):
7641 * expmed.c (synth_mult, expand_divmod): Use ctz_or_zero, ctz_hwi.
7642 (init_expmed_one_conv): Use pow2p_hwi.
7643 * expr.c (is_aligning_offset): Use pow2p_hwi.
7644 * fold-const.c (round_up_loc, round_down_loc): Use pow2_or_zerop.
7645 (fold_binary_loc): Use pow2p_hwi.
7646 * function.c (assign_parm_find_stack_rtl): Use least_bit_hwi.
7647 * gimple-fold.c (gimple_fold_builtin_memory_op): Use pow2p_hwi.
7648 * gimple-ssa-strength-reduction.c (replace_ref): Use least_bit_hwi.
7649 * hsa-gen.c (gen_hsa_addr_with_align, hsa_bitmemref_alignment):
7651 * ifcvt.c (noce_try_store_flag_constants): Use pow2p_hwi.
7652 * ipa-cp.c (ipcp_alignment_lattice::meet_with_1): Use least_bit_hwi.
7653 * ipa-prop.c (ipa_modify_call_arguments): Use least_bit_hwi.
7654 * omp-low.c (oacc_loop_fixed_partitions)
7655 (oacc_loop_auto_partitions): Use least_bit_hwi.
7656 * rtlanal.c (nonzero_bits1): Use ctz_or_zero.
7657 * stor-layout.c (place_field): Use least_bit_hwi.
7658 * tree-pretty-print.c (dump_generic_node): Use pow2p_hwi.
7659 * tree-sra.c (build_ref_for_offset): Use least_bit_hwi.
7660 * tree-ssa-ccp.c (ccp_finalize): Use least_bit_hwi.
7661 * tree-ssa-math-opts.c (bswap_replace): Use least_bit_hwi.
7662 * tree-ssa-strlen.c (handle_builtin_memcmp): Use pow2p_hwi.
7663 * tree-vect-data-refs.c (vect_analyze_group_access_1)
7664 (vect_grouped_store_supported, vect_grouped_load_supported)
7665 (vect_permute_load_chain, vect_shift_permute_load_chain)
7666 (vect_transform_grouped_load): Use pow2p_hwi.
7667 * tree-vect-generic.c (expand_vector_divmod): Use ctz_or_zero.
7668 * tree-vect-patterns.c (vect_recog_divmod_pattern): Use ctz_or_zero.
7669 * tree-vect-stmts.c (vectorizable_mask_load_store): Use
7671 * tsan.c (instrument_expr): Use least_bit_hwi.
7672 * var-tracking.c (negative_power_of_two_p): Use pow2_or_zerop.
7674 2016-09-16 Andreas Schwab <schwab@suse.de>
7676 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Use parameter
7678 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
7680 2016-09-16 Jakub Jelinek <jakub@redhat.com>
7683 * combine.c (rest_of_handle_combine): If any edges have been purged,
7684 free dominators if available.
7686 2016-09-16 Jakub Jelinek <jakub@redhat.com>
7687 Eric Botcazou <ebotcazou@adacore.com>
7690 * internal-fn.c (expand_arith_overflow) <case MINUS_EXPR>: Don't fall
7691 through into expand_addsub_overflow after expand_neg_overflow.
7693 2016-09-15 David Malcolm <dmalcolm@redhat.com>
7695 * diagnostic-show-locus.c
7696 (selftest::test_fixit_insert_containing_newline): New function.
7697 (selftest::test_fixit_replace_containing_newline): New function.
7698 (selftest::diagnostic_show_locus_c_tests): Call the above.
7700 2016-09-15 Bin Cheng <bin.cheng@arm.com>
7702 PR tree-optimization/77503
7703 * tree-vect-loop.c (vectorizable_reduction): Record reduction
7704 code for CONST_COND_REDUCTION at analysis stage and use it at
7706 * tree-vectorizer.h (struct _stmt_vec_info): New field.
7707 (STMT_VINFO_VEC_CONST_COND_REDUC_CODE): New macro.
7708 * tree-vect-stmts.c (new_stmt_vec_info): Initialize above new
7711 2016-09-15 Richard Biener <rguenther@suse.de>
7714 * fold-const.c (split_tree): Do not split constant ~X.
7716 2016-09-15 Jakub Jelinek <jakub@redhat.com>
7718 PR rtl-optimization/77425
7719 * sched-int.h (sd_iterator_cond): Don't update it_ptr->linkp if list
7723 * config/i386/i386.c (ix86_parse_stringop_strategy_string): Simplify,
7724 use %qs instead of %s where desirable, use argument instead of arg in
7725 the diagnostic wording, add list of supported strategies and
7727 (ix86_option_override_internal): Emit target("m...") instead of
7728 option("m...") in the diagnostic. Use %qs instead of %s in invalid
7729 -march/-mtune option diagnostic. Add list of supported arches/tunings
7730 and spellcheck hint. Remove prefix, suffix and sw variables, use
7731 main_args_p ? "..." : "..." in diagnostics to make translation
7734 2016-09-15 Richard Biener <rguenther@suse.de>
7736 * dwarf2asm.h (dw2_asm_output_offset): Add overload with
7737 extra offset argument.
7738 * dwarf2asm.c (dw2_asm_output_offset): Implement that.
7739 * doc/tm.texi.in (ASM_OUTPUT_DWARF_OFFSET): Adjust documentation
7740 to reflect new offset parameter.
7741 * doc/tm.texi: Regenerate.
7742 * config/darwin.h (ASM_OUTPUT_DWARF_OFFSET): Adjust.
7743 * config/darwin-protos.h (darwin_asm_output_dwarf_delta): Add
7745 (darwin_asm_output_dwarf_offset): Likewise.
7746 * config/darwin.c (darwin_asm_output_dwarf_delta): Add offset
7748 (darwin_asm_output_dwarf_offset): Pass offset argument through.
7749 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Adjust.
7750 * config/i386/cygmin.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
7752 2016-09-15 Chung-Lin Tang <cltang@codesourcery.com>
7755 * ipa-icf.c (set_alias_uids): New function.
7756 (sem_variable::merge): Use set_alias_uids to set DECL_PT_UID of
7757 all the merged variable's referring aliases.
7759 2016-09-15 Richard Biener <rguenther@suse.de>
7761 PR tree-optimization/77514
7762 * tree-ssa-pre.c (create_expression_by_pieces): Handle garbage
7763 only forced_stmts sequence.
7765 2016-09-15 Kugan Vivekanandarajah <kuganv@linaro.org>
7767 * tree-ssanames.h (FOR_EACH_SSA_NAME): New.
7768 * cfgexpand.c (update_alias_info_with_stack_vars): Use
7769 FOR_EACH_SSA_NAME to iterate over SSA variables.
7770 (pass_expand::execute): Likewise.
7771 * omp-simd-clone.c (ipa_simd_modify_function_body): Likewise.
7772 * tree-cfg.c (dump_function_to_file): Likewise.
7773 * tree-into-ssa.c (pass_build_ssa::execute): Likewise.
7774 (update_ssa): Likewise.
7775 * tree-ssa-alias.c (dump_alias_info): Likewise.
7776 * tree-ssa-ccp.c (ccp_finalize): Likewise.
7777 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Likewise.
7778 (create_outofssa_var_map): Likewise.
7779 (coalesce_ssa_name): Likewise.
7780 * tree-ssa-operands.c (dump_immediate_uses): Likewise.
7781 * tree-ssa-pre.c (compute_avail): Likewise.
7782 * tree-ssa-sccvn.c (init_scc_vn): Likewise.
7783 (scc_vn_restore_ssa_info): Likewise.
7784 (free_scc_vn): Likwise.
7785 (run_scc_vn): Likewise.
7786 * tree-ssa-structalias.c (compute_points_to_sets): Likewise.
7787 * tree-ssa-ter.c (new_temp_expr_table): Likewise.
7788 * tree-ssa-copy.c (fini_copy_prop): Likewise.
7789 * tree-ssa.c (verify_ssa): Likewise.
7791 2016-09-14 Matthew Fortune <matthew.fortune@imgtec.com>
7793 * config.gcc (mips*-mti-elf*, mips*-mti-linux*): Set mips32r2
7794 and mips64r2 as default 32-bit and 64-bit architectures.
7795 (mips*-img-elf*, mips*-img-linux*): Set mips32r6 and mips64r6
7796 as default 32-bit and 64-bit architectures.
7798 2016-09-14 Pat Haugen <pthaugen@us.ibm.com>
7800 * loop-unroll.c (unroll_loop_runtime_iterations): Set probability
7803 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
7805 * target.def (lra_p): Change commentary (for the manual) for the
7807 * doc/tm.texi: Regenerate.
7809 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
7811 * config/aarch64/aarch64.c (TARGET_LRA_P): Delete macro.
7812 * config/arm/arm.c (TARGET_LRA_P): Delete macro.
7813 * config/i386/i386.c (TARGET_LRA_P): Delete macro.
7814 * config/nds32/nds32.c (TARGET_LRA_P): Delete macro.
7816 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
7818 * targhooks.c (default_lra_p): Return true instead of false.
7820 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
7822 * config/alpha/alpha.c (TARGET_LRA_P): New macro, defined to
7823 hook_bool_void_false.
7824 * config/avr/avr.c: Ditto.
7825 * config/bfin/bfin.c: Ditto.
7826 * config/c6x/c6x.c: Ditto.
7827 * config/cr16/cr16.c: Ditto.
7828 * config/cris/cris.c: Ditto.
7829 * config/epiphany/epiphany.c: Ditto.
7830 * config/fr30/fr30.c: Ditto.
7831 * config/frv/frv.c: Ditto.
7832 * config/h8300/h8300.c: Ditto.
7833 * config/ia64/ia64.c: Ditto.
7834 * config/iq2000/iq2000.c: Ditto.
7835 * config/lm32/lm32.c: Ditto.
7836 * config/m32c/m32c.c: Ditto.
7837 * config/m32r/m32r.c: Ditto.
7838 * config/m68k/m68k.c: Ditto.
7839 * config/mcore/mcore.c: Ditto.
7840 * config/microblaze/microblaze.c: Ditto.
7841 * config/mmix/mmix.c: Ditto.
7842 * config/mn10300/mn10300.c: Ditto.
7843 * config/moxie/moxie.c: Ditto.
7844 * config/msp430/msp430.c: Ditto.
7845 * config/nios2/nios2.c: Ditto.
7846 * config/nvptx/nvptx.c: Ditto.
7847 * config/pa/pa.c: Ditto.
7848 * config/pdp11/pdp11.c: Ditto.
7849 * config/rl78/rl78.c: Ditto.
7850 * config/sparc/sparc.c: Ditto.
7851 * config/spu/spu.c: Ditto.
7852 * config/stormy16/stormy16.c: Ditto.
7853 * config/tilegx/tilegx.c: Ditto.
7854 * config/tilepro/tilepro.c: Ditto.
7855 * config/v850/v850.c: Ditto.
7856 * config/vax/vax.c: Ditto.
7857 * config/visium/visium.c: Ditto.
7858 * config/xtensa/xtensa.c: Ditto.
7860 2016-09-14 Jakub Jelinek <jakub@redhat.com>
7863 * tsan.c: Include target.h.
7864 (enum tsan_atomic_action): Add bool_clear and bool_test_and_set.
7865 (BOOL_CLEAR, BOOL_TEST_AND_SET): Define.
7866 (tsan_atomic_table): Add BUILT_IN_ATOMIC_CLEAR and
7867 BUILT_IN_ATOMIC_TEST_AND_SET entries.
7868 (instrument_builtin_call): Handle bool_clear and bool_test_and_set.
7870 2016-09-14 Bernd Edlinger <bernd.edlinger@hotmail.de>
7871 Martin Liska <mliska@suse.cz>
7874 * predict.c (force_edge_cold): Add braces to a condition.
7876 2016-09-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
7878 PR rtl-optimization/77289
7879 * lra-constraints.c (get_final_hard_regno): Removed.
7880 (get_hard_regno): Add new parameter final_p.
7881 (get_reg_class): Directly call lra_get_elimination_hard_regno.
7882 (operands_match_p): Adjust call to get_hard_regno.
7883 (uses_hard_regs_p): Likewise.
7884 (process_alt_operands): Likewise.
7886 2016-09-13 Joe Seymour <joe.s@somniumtech.com>
7889 * config/msp430/msp430.c (msp430_start_function): Emit an error
7890 if a function is both weak and specifies an interrupt number.
7892 2016-09-13 Jakub Jelinek <jakub@redhat.com>
7894 PR tree-optimization/77454
7895 * tree-ssa-dom.c (optimize_stmt): Set modified flag on stmt after
7896 changing GIMPLE_COND. Move update_stmt_if_modified call after this.
7899 2016-09-13 Tamar Christina <tamar.christina@arm.com>
7901 * config/aarch64/aarch64-builtins.c
7902 (aarch64_init_simd_builtins): Fix builtin type signature printing.
7904 2016-09-13 Uros Bizjak <ubizjak@gmail.com>
7906 * config/alpha/alpha.c (alpha_pass_by_reference): Pass un-named
7907 SFmode and SCmode arguments by reference.
7909 2016-09-13 David Malcolm <dmalcolm@redhat.com>
7911 * diagnostic-show-locus.c (selftest::test_one_liner_fixit_insert):
7913 (selftest::test_one_liner_fixit_insert_before): ...this, and update
7914 for renaming of add_fixit_insert to add_fixit_insert_before.
7915 (selftest::test_one_liner_fixit_insert_after): New function.
7916 (selftest::test_one_liner_fixit_validation_adhoc_locations):
7917 Update for renaming of add_fixit_insert to add_fixit_insert_before.
7918 (selftest::test_one_liner_many_fixits): Likewise.
7919 (selftest::test_diagnostic_show_locus_one_liner): Update for
7920 renaming, call new test function.
7921 (selftest::test_diagnostic_show_locus_fixit_lines): Update for
7922 renaming of add_fixit_insert to add_fixit_insert_before.
7923 (selftest::test_fixit_consolidation): Likewise.
7924 * diagnostic.c (selftest::test_print_parseable_fixits_insert):
7926 * edit-context.c (selftest::test_applying_fixits_insert): Rename to...
7927 (selftest::test_applying_fixits_insert_before): ...this.
7928 (selftest::test_applying_fixits_insert): Update for renaming of
7929 add_fixit_insert to add_fixit_insert_before.
7930 (selftest::test_applying_fixits_insert_after): New function.
7931 (selftest::test_applying_fixits_insert_after_at_line_end): New
7933 (selftest::test_applying_fixits_insert_after_failure): New function.
7934 (selftest::test_applying_fixits_multiple): Update for renaming of
7935 add_fixit_insert to add_fixit_insert_before.
7936 (selftest::change_line): Likewise.
7937 (selftest::test_applying_fixits_unreadable_file): Likewise.
7938 (selftest::test_applying_fixits_line_out_of_range): Likewise.
7939 (selftest::test_applying_fixits_column_validation): Likewise.
7940 (selftest::test_applying_fixits_column_validation): Likewise.
7941 (selftest::edit_context_c_tests): Update for renamed test function;
7942 call new test functions.
7944 2016-09-13 Pat Haugen <pthaugen@us.ibm.com>
7946 PR tree-optimization/77536
7947 PR rtl-optimization/68212
7948 * config/rs6000/rs6000.md (div->recip splitter): Remove
7949 optimize_insn_for_speed_p condition.
7951 2016-09-13 Maciej W. Rozycki <macro@imgtec.com>
7953 * optabs.c (prepare_cmp_insn): Update documentation comment.
7955 2016-09-13 Jakub Jelinek <jakub@redhat.com>
7956 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7959 * opts.h (candidates_list_and_hint): Declare.
7960 * opts-common.c (candidates_list_and_hint): New function.
7961 (cmdline_handle_error): Use it.
7963 2016-09-12 David Malcolm <dmalcolm@redhat.com>
7965 * edit-context.c (edited_line::get_len): New accessor.
7966 (edited_file::print_diff): Split out hunk-printing into...
7967 (edited_file::print_diff_hunk): New method.
7968 (edited_file::print_diff_line): New method.
7970 2016-09-12 Andrew Pinski <apinski@cavium.com>
7972 * config/aarch64/aarch64-tuning-flags.def (SLOW_UNALIGNED_LDPW):
7974 * config/aarch64/aarch64.c (thunderx_tunings): Enable
7975 AARCH64_EXTRA_TUNE_SLOW_UNALIGNED_LDPW.
7976 (aarch64_operands_ok_for_ldpstp): Return false if
7977 AARCH64_EXTRA_TUNE_SLOW_UNALIGNED_LDPW and the mode
7978 was SImode and the alignment is less than 8 byte.
7979 (aarch64_operands_adjust_ok_for_ldpstp): Likewise.
7981 2016-09-12 Orlando Arias <oarias@knights.ucf.edu>
7984 * config/msp430/msp430.md (delay_cycles_32x): Fix pushm/popm.
7986 2016-09-12 Marek Polacek <polacek@redhat.com>
7988 * doc/extend.texi: Use lowercase "boolean".
7989 * doc/invoke.texi: Likewise.
7990 * doc/md.texi: Likewise.
7991 * target.def: Likewise.
7992 * doc/tm.texi: Regenerated.
7994 2016-09-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7997 * expmed.c (synth_mult): Delete duplicate mode check.
7999 2016-09-10 Tom de Vries <tom@codesourcery.com>
8002 * builtins.c (std_canonical_va_list_type): Strictly return non-null for
8004 * config/i386/i386.c (ix86_canonical_va_list_type): Same.
8005 * gimplify.c (gimplify_va_arg_expr): Handle &va_list.
8007 2016-09-09 Peter Bergner <bergner@vnet.ibm.com>
8009 PR rtl-optimization/77289
8010 * lra-constraints.c (get_final_hard_regno): Add support for non hard
8011 register numbers. Remove support for subregs.
8012 (get_hard_regno): Use SUBREG_P. Don't call get_final_hard_regno().
8013 (get_reg_class): Delete removed get_final_hard_regno() argument.
8014 (uses_hard_regs_p): Call get_final_hard_regno().
8016 2016-09-09 Martin Sebor <msebor@redhat.com>
8020 * pretty-print.c (pp_quoted_string): New function.
8021 (pp_format): Call it for %c and %s directives.
8023 2016-09-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
8025 * doc/tm.texi.in (INITIAL_FRAME_POINTER_OFFSET): Remove.
8026 (ELIMINABLE_REGS, TARGET_CAN_ELIMINATE,
8027 INITIAL_ELIMINATION_OFFSET) : Update documentation.
8028 * target.def (frame_pointer_required, can_eliminate): Likewise.
8029 * doc/tm.texi: Regenerated.
8030 * builtins.c (expand_builtin_setjmp_receiver): Remove #ifdef
8032 * df-scan.c (df_hard_reg_init): Likewise.
8033 * ira.c (ira_setup_eliminable_regset): Likewise.
8034 * lra-eliminations.c (reg_eliminate_1, (update_reg_eliminate,
8035 init_elim_table): Likewise.
8036 * reload1.c (reg_eliminate_1, verify_initial_elim_offsets,
8037 set_initial_elim_offsets, update_eliminables,
8038 init_elim_table): Likewise.
8039 * rtlanal.c (get_initial_register_offset): Likewise.
8040 * config/ft32/ft32.h (INITIAL_FRAME_POINTER_OFFSET): Remove.
8041 * config/m32r/m32r.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
8042 * config/moxie/moxie.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
8043 * config/vax/vax.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
8044 * config/fr30/fr30.h: Fix comment.
8045 * config/frv/frv.c: Likewise.
8046 * config/frv/frv.h: Likewise.
8047 * config/ft32/ft32.h: Likewise.
8048 * config/visium/visium.h: Likewise.
8049 * config/pa/pa64-linux.h: Likewise.
8050 * config/v850/v850.h: Likewise.
8051 * config/cris/cris.c: Likewise.
8052 * config/ia64/ia64.h: Likewise.
8053 * config/moxie/moxie.h: Likewise.
8054 * config/m32r/m32r.h: Likewise.
8056 2016-09-10 Alexander Ivchenko <alexander.ivchenko@intel.com>
8059 * config.in: Regenerate.
8060 * config/i386/linux-common.h (MPX_LD_AS_NEEDED_GUARD_PUSH):
8062 (MPX_LD_AS_NEEDED_GUARD_PUSH): Ditto.
8063 (LIBMPXWRAPPERS_SPEC): Remove "--no-whole-archive" from
8064 static-libmpxwrappers case.
8065 (LIBMPX_SPEC): Add guards with MPX_LD_AS_NEEDED_GUARD_PUSH and
8066 MPX_LD_AS_NEEDED_GUARD_POP.
8067 * configure: Regenerate.
8068 * configure.ac (HAVE_LD_PUSHPOPSTATE_SUPPORT): New variable.
8069 defined if linker support "--push-state"/"--pop-state".
8071 2016-09-09 Bernd Edlinger <bernd.edlinger@hotmail.de>
8073 * doc/cpp.texi (__*_WIDTH__): Small wording fixes.
8075 2016-09-09 Joseph Myers <joseph@codesourcery.com>
8077 * doc/cpp.texi (__SCHAR_WIDTH__, __SHRT_WIDTH__, __INT_WIDTH__)
8078 (__LONG_WIDTH__, __LONG_LONG_WIDTH__, __PTRDIFF_WIDTH__)
8079 (__SIG_ATOMIC_WIDTH__, __SIZE_WIDTH__, __WCHAR_WIDTH__)
8080 (__WINT_WIDTH__, __INT_LEAST8_WIDTH__, __INT_LEAST16_WIDTH__)
8081 (__INT_LEAST32_WIDTH__, __INT_LEAST64_WIDTH__)
8082 (__INT_FAST8_WIDTH__, __INT_FAST16_WIDTH__, __INT_FAST32_WIDTH__)
8083 (__INT_FAST64_WIDTH__, __INTPTR_WIDTH__, __INTMAX_WIDTH__):
8085 * ginclude/stdint-gcc.h [__STDC_WANT_IEC_60559_BFP_EXT__]: Define
8086 width macros from TS 18661-1.
8087 * glimits.h [__STDC_WANT_IEC_60559_BFP_EXT__]: Likewise.
8089 2016-09-08 Jakub Jelinek <jakub@redhat.com>
8092 * omp-low.c (lower_rec_simd_input_clauses): Use max_vf for non-positive
8093 OMP_CLAUSE_SAFELEN_EXPR.
8095 2016-09-07 David Malcolm <dmalcolm@redhat.com>
8097 * Makefile.in (OBJS): Add substring-locations.o.
8098 * langhooks-def.h (class substring_loc): New forward decl.
8099 (lhd_get_substring_location): New decl.
8100 (LANG_HOOKS_GET_SUBSTRING_LOCATION): New macro.
8101 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_GET_SUBSTRING_LOCATION.
8102 * langhooks.c (lhd_get_substring_location): New function.
8103 * langhooks.h (class substring_loc): New forward decl.
8104 (struct lang_hooks): Add field get_substring_location.
8105 * substring-locations.c: New file, taking definition of
8106 format_warning_va and format_warning_at_substring from
8107 c-family/c-format.c, making them non-static.
8108 * substring-locations.h (class substring_loc): Move class here
8109 from c-family/c-common.h. Add and rewrite comments.
8110 (format_warning_va): New decl.
8111 (format_warning_at_substring): New decl.
8112 (get_source_location_for_substring): Add comment.
8114 2016-09-07 Eric Gallager <egall@gwmail.gwu.edu>
8116 * config/i386/i386.c: Add 'U' suffix to processor feature bits
8117 to avoid -Wnarrowing warning.
8118 * config/i386/x86-tune.def: Likewise for DEF_TUNE selector bitmasks.
8119 * opts.c: Likewise for SANITIZER_OPT bitmasks.
8121 2016-09-07 Wilco Dijkstra <wdijkstr@arm.com>
8123 * config/aarch64/aarch64.c (aarch64_legitimize_address):
8124 Avoid use of base_offset if offset already in range.
8126 2016-09-07 Kaz Kojima <kkojima@gcc.gnu.org>
8128 * config/sh/sh-protos.h (struct sh_atomic_model,
8129 selected_atomic_model, TARGET_ATOMIC_ANY, TARGET_ATOMIC_STRICT,
8130 TARGET_ATOMIC_SOFT_GUSA, TARGET_ATOMIC_HARD_LLCS,
8131 TARGET_ATOMIC_SOFT_TCB, TARGET_ATOMIC_SOFT_IMASK): Move to...
8132 * config/sh/sh.h (struct sh_atomic_model,
8133 selected_atomic_model, TARGET_ATOMIC_ANY, TARGET_ATOMIC_STRICT,
8134 TARGET_ATOMIC_SOFT_GUSA, TARGET_ATOMIC_HARD_LLCS,
8135 TARGET_ATOMIC_SOFT_TCB, TARGET_ATOMIC_SOFT_IMASK): ...here.
8136 Guard with __cplusplus.
8138 2016-09-06 Jakub Jelinek <jakub@redhat.com>
8141 * config/i386/i386.c (ix86_expand_builtin): For builtin with
8142 unsupported or unknown ISA, use expand_call.
8144 2016-09-06 Martin Liska <mliska@suse.cz>
8146 PR gcov-profile/77378
8147 PR gcov-profile/77466
8148 * tree-profile.c (tree_profiling): Detect whether target can use
8149 -fprofile-update=atomic.
8151 2016-09-06 Richard Biener <rguenther@suse.de>
8153 PR tree-optimization/77479
8154 * tree-vrp.c (update_value_range): Extend overflow handling to
8157 2016-09-05 Jakub Jelinek <jakub@redhat.com>
8160 * config/i386/i386.md (isa): Add x64_avx512bw.
8161 (*zero_extendsidi2): For alternative 11 use x64_avx512bw isa.
8162 (kmov_isa): New mode attr.
8163 (zero_extend<mode>di2): Use <kmov_isa> isa for the last alternative.
8164 (*zero_extend<mode>si2): Likewise.
8165 (*zero_extendqihi2): Use avx512dq isa for the last alternative.
8167 2016-09-05 Gerald Pfeifer <gerald@pfeifer.com>
8169 * doc/invoke.texi (SPU Options): nops -> NOPs.
8170 (x86 Options): Ditto.
8172 2016-09-05 Jakub Jelinek <jakub@redhat.com>
8175 * toplev.c (process_options): Temporarily set input_location
8176 to UNKNOWN_LOCATION around targetm.target_option.override () call.
8178 2016-09-05 Uros Bizjak <ubizjak@gmail.com>
8180 PR rtl-optimization/77452
8181 * explow.c (plus_constant) <case MEM>: Extract scalar constant from
8182 inner-mode reference to a CONST_VECTOR constant in the constant pool.
8184 2016-09-05 Marek Polacek <polacek@redhat.com>
8187 * doc/invoke.texi: Update -Wlogical-not-parentheses documentation.
8189 2016-09-05 Jakub Jelinek <jakub@redhat.com>
8192 * gensupport.c (alter_output_for_subst_insn): Remove redundant
8193 *insn_out == '*' test. Don't copy unnecessary to yet another
8194 memory buffer, and don't leak it.
8196 PR rtl-optimization/77425
8197 * ipa-devirt.c (get_odr_type): Set val->id unconditionally.
8199 2016-09-03 Kirill Yukhin <kirill.yukhin@intel.com>
8201 * ubsan.c (ubsan_use_new_style_p): Fix check for empty string.
8203 2016-09-02 David Malcolm <dmalcolm@redhat.com>
8205 * common.opt (fdiagnostics-generate-patch): New option.
8206 * diagnostic.c: Include "edit-context.h".
8207 (diagnostic_initialize): Initialize context->edit_context_ptr.
8208 (diagnostic_finish): Delete context->edit_context_ptr.
8209 (diagnostic_report_diagnostic): Add fix-it hints from the
8210 diagnostic to context->edit_context_ptr, if any.
8211 * diagnostic.h (class edit_context): Add forward decl.
8212 (struct diagnostic_context): Add field "edit_context_ptr".
8213 * doc/invoke.texi (Diagnostic Message Formatting Options): Add
8214 -fdiagnostics-generate-patch.
8215 (-fdiagnostics-generate-patch): New item.
8216 * toplev.c: Include "edit-context.h".
8217 (process_options): Set global_dc->edit_context_ptr to a new
8218 edit_context if the options need one.
8219 (toplev::main): Handle -fdiagnostics-generate-patch by using
8220 global_dc->edit_context_ptr.
8222 2016-09-02 Jakub Jelinek <jakub@redhat.com>
8225 * gimplify.c (gimplify_adjust_omp_clauses_1): Diagnose implicit
8226 map and firstprivate clauses on target construct for _Atomic
8228 (gimplify_adjust_omp_clauses): Diagnose explicit firstprivate clauses
8229 on target construct for _Atomic qualified decls.
8230 * omp-low.c (use_pointer_for_field): Return true for _Atomic qualified
8232 * omp-simd-clone.c (simd_clone_clauses_extract): Warn and give up for
8233 _Atomic qualified arguments not mentioned in uniform clause.
8235 2016-09-02 David Malcolm <dmalcolm@redhat.com>
8237 * Makefile.in (OBJS-libcommon): Add edit-context.o.
8238 * diagnostic-color.c (color_dict): Add "diff-filename",
8239 "diff-hunk", "diff-delete", and "diff-insert".
8240 (parse_gcc_colors): Update default value of GCC_COLORS in comment
8241 to reflect above changes.
8242 * doc/invoke.texi (-fdiagnostics-color): Update description of
8243 default GCC_COLORS, and of the supported capabilities.
8244 * edit-context.c: New file.
8245 * edit-context.h: New file.
8246 * input.c (struct fcache): Add field "missing_trailing_newline".
8247 (diagnostics_file_cache_forcibly_evict_file): Initialize it to
8249 (add_file_to_cache_tab): Likewise.
8250 (fcache::fcache): Likewise.
8251 (get_next_line): Update c->missing_trailing_newline.
8252 (location_missing_trailing_newline): New function.
8253 * input.h (location_missing_trailing_newline): New decl.
8254 * selftest-run-tests.c (selftest::run_tests): Call
8255 edit_context_c_tests.
8256 * selftest.h (edit_context_c_tests): New decl.
8258 2016-09-02 Jakub Jelinek <jakub@redhat.com>
8259 Richard Biener <rguenth@suse.de>
8261 PR tree-optimization/77444
8262 * tree-ssa-loop-ivopts.c (cand_value_at): For pointers use sizetype
8263 as steptype, remove redundant initialization.
8265 2016-09-02 Jakub Jelinek <jakub@redhat.com>
8268 * sanopt.c: Include gimple-ssa.h, tree-phinodes.h and ssa-iterators.h.
8269 (sanopt_optimize_walker): Optimize away
8270 __asan_before_dynamic_init (...) followed by
8271 __asan_after_dynamic_init () without intervening memory loads/stores.
8272 * ipa-pure-const.c (special_builtin_state): Handle
8273 BUILT_IN_ASAN_BEFORE_DYNAMIC_INIT and
8274 BUILT_IN_ASAN_AFTER_DYNAMIC_INIT.
8276 2016-09-02 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
8278 * cfg.c (free_original_copy_tables): Replace second assignment of
8279 bb_copy = NULL by bb_original = NULL.
8281 2016-09-02 Jakub Jelinek <jakub@redhat.com>
8284 * config/i386/i386.c (ix86_expanded_args_builtin): Remove redundant
8285 assignment added in r216794.
8287 2016-09-02 David Malcolm <dmalcolm@redhat.com>
8289 * Makefile.in (OBJS): Add typed-splay-tree.o.
8290 * selftest-run-tests.c (selftest::run_tests): Call
8291 typed_splay_tree_c_tests.
8292 * selftest.h (typed_splay_tree_c_tests): New decl.
8293 * typed-splay-tree.c: New file.
8294 * typed-splay-tree.h (typed_splay_tree::foreach_fn): New typedef.
8295 (typed_splay_tree::max): New method.
8296 (typed_splay_tree::min): New method.
8297 (typed_splay_tree::foreach): New method.
8298 (typed_splay_tree::closure): New struct.
8299 (typed_splay_tree::inner_foreach_fn): New function.
8301 2016-09-02 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
8303 * ipa-cp.c (ipcp_store_bits_results): Change option name from
8304 -fipa-cp-bit to -fipa-bit-cp.
8306 2016-09-01 Martin Sebor <msebor@redhat.com>
8308 PR tree-optimization/71831
8309 * tree-object-size.h: Return bool instead of the size and add
8310 argument for the size.
8311 * tree-object-size.c (compute_object_offset): Update signature.
8312 (addr_object_size): Same.
8313 (compute_builtin_object_size): Return bool instead of the size
8314 and add argument for the size. Handle POINTER_PLUS_EXPR when
8315 optimization is disabled.
8316 (expr_object_size): Adjust.
8317 (plus_stmt_object_size): Adjust.
8318 (pass_object_sizes::execute): Adjust.
8319 * builtins.c (fold_builtin_object_size): Adjust.
8320 * doc/extend.texi (Object Size Checking): Update.
8321 * ubsan.c (instrument_object_size): Adjust.
8323 2016-09-01 Martin Sebor <msebor@redhat.com>
8325 * genmatch.c (parser::parse_expr): Increase buffer size to guarantee
8326 it fits the output of the formatted function regardless of its
8328 * genmodes.c (parser::parse_expr): Same.
8329 * gimplify.c (gimplify_asm_expr): Same.
8330 * passes.c (pass_manager::register_one_dump_file): Same.
8331 * print-tree.c (print_node): Same.
8333 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
8335 * config/rs6000/altivec.md: Use VSCR_REGNO instead of 110 throughout.
8337 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
8339 * config/rs6000/altivec.md: Use VRSAVE_REGNO instead of 109 throughout.
8341 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
8343 * config/rs6000/altivec.md: Use CR6_REGNO instead of 74 throughout.
8344 * config/rs6000/vector.md: Ditto.
8345 * config/rs6000/vsx.md: Ditto.
8347 2016-09-01 Eric Botcazou <ebotcazou@adacore.com>
8349 * ipa-inline-analysis.c (param_change_prob): Get to the base object
8352 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
8354 * config/rs6000/rs6000.md (*restore_gpregs_<mode>_r11,
8355 *restore_gpregs_<mode>_r12, *restore_gpregs_<mode>_r1,
8356 *return_and_restore_gpregs_<mode>_r11,
8357 *return_and_restore_gpregs_<mode>_r12,
8358 *return_and_restore_gpregs_<mode>_r1,
8359 *return_and_restore_fpregs_<mode>_r11,
8360 *return_and_restore_fpregs_<mode>_r12,
8361 *return_and_restore_fpregs_<mode>_r1): Use the hard register LR_REGNO
8362 directly instead of via the "l" constraint. Renumber operands.
8365 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
8367 * config/rs6000/altivec.md (*save_world, *save_vregs_<mode>_r11,
8368 save_vregs_<mode>_r12, *restore_vregs_<mode>_r11,
8369 *restore_vregs_<mode>_r12): Use LR_REGNO instead of 65.
8370 * config/rs6000/darwin.md (load_macho_picbase, load_macho_picbase_si,
8371 load_macho_picbase_di, *call_indirect_nonlocal_darwin64,
8372 *call_nonlocal_darwin64, *call_value_indirect_nonlocal_darwin64,
8373 *call_value_nonlocal_darwin64, reload_macho_picbase,
8374 reload_macho_picbase_si, reload_macho_picbase_di): Ditto.
8375 * config/rs6000/rs6000.h (RETURN_ADDR_IN_PREVIOUS_FRAME): Ditto.
8376 * config/rs6000/rs6000.md (*save_gpregs_<mode>_r11,
8377 *save_gpregs_<mode>_r12, *save_gpregs_<mode>_r1,
8378 *save_fpregs_<mode>_r11, *save_fpregs_<mode>_r12,
8379 *save_fpregs_<mode>_r1): Ditto.
8380 * config/rs6000/spe.md (*save_gpregs_spe, *restore_gpregs_spe,
8381 *return_and_restore_gpregs_spe): Ditto.
8383 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
8385 * config/rs6000/rs6000.md
8386 (define_insn "*return_and_restore_fpregs_aix_<mode>_r11"): Delete
8387 the use of the link register.
8388 (define_insn "*return_and_restore_fpregs_aix_<mode>_r1"): Ditto.
8390 2016-09-01 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8391 Michael Meissner <meissner@linux.vnet.ibm.com>
8394 * config/rs6000/rs6000.c (rs6000_legitimize_address): Avoid
8395 reg+reg addressing for TImode.
8396 (rs6000_legitimate_address_p): Only allow register indirect
8397 addressing for TImode, even without TARGET_QUAD_MEMORY.
8399 2016-09-01 Richard Biener <rguenther@suse.de>
8402 * tree-chrec.c (tree_fold_binomial): Use widest_int, properly
8403 check whether the result fits the desired result type.
8405 2016-09-01 Nathan Sidwell <nathan@acm.org>
8407 * config/nvptx/nvptx.md (cbranch<mode>4): Op 2 can be const.
8409 2016-09-01 Wilco Dijkstra <wdijkstr@arm.com>
8411 * config/aarch64/aarch64.c (aarch64_legitimize_address_displacement):
8413 (TARGET_LEGITIMIZE_ADDRESS_DISPLACEMENT): Define.
8415 2016-09-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8417 * config/aarch64/aarch64.md (*ands<mode>_compare0): New pattern.
8418 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Return CC_NZmode
8419 for comparisons of integer ZERO_EXTEND against zero.
8421 2016-09-01 Eric Botcazou <ebotcazou@adacore.com>
8423 * config/i386/i386.c (ix86_option_override_internal): Also disable the
8424 STV pass if -mstackrealign is enabled.
8426 2016-08-31 Ilya Verbin <iverbin@gmail.com>
8428 * config/i386/driver-i386.c (host_detect_local_cpu): Fix detection of
8431 2016-08-31 David Malcolm <dmalcolm@redhat.com>
8433 * diagnostic-show-locus.c (class layout): Add field m_fixit_hints.
8434 (layout_range::intersects_line_p): New method.
8435 (test_range_contains_point_for_single_point): Rename to...
8436 (test_layout_range_for_single_point): ...this, and add testing
8437 for layout_range::intersects_line_p.
8438 (test_range_contains_point_for_single_line): Rename to...
8439 (test_layout_range_for_single_line): ...this, and add testing
8440 for layout_range::intersects_line_p.
8441 (test_range_contains_point_for_multiple_lines): Rename to...
8442 (test_layout_range_for_multiple_lines): ...this, and add testing
8443 for layout_range::intersects_line_p.
8444 (layout::layout): Populate m_fixit_hints.
8445 (layout::get_expanded_location): Handle the case of a line-span
8447 (layout::validate_fixit_hint_p): New method.
8448 (get_line_span_for_fixit_hint): New function.
8449 (layout::calculate_line_spans): Add spans for fixit-hints.
8450 (layout::should_print_annotation_line_p): New method.
8451 (layout::print_any_fixits): Drop param "richloc", instead using
8452 validated fixits in m_fixit_hints. Add "const" to hint pointers.
8453 (diagnostic_show_locus): Avoid printing blank annotation lines.
8454 (selftest::test_diagnostic_context::test_diagnostic_context):
8455 Initialize show_column and start_span.
8456 (selftest::test_diagnostic_context::start_span_cb): New static
8458 (selftest::test_diagnostic_show_locus_fixit_lines): New function.
8459 (selftest::diagnostic_show_locus_c_tests): Update for function
8460 renamings. Call test_diagnostic_show_locus_fixit_lines.
8462 2016-08-31 Marc Glisse <marc.glisse@inria.fr>
8464 PR tree-optimization/73714
8465 * match.pd (a * (1 << b)): Revert change from 2016-05-23.
8467 2016-08-31 David Malcolm <dmalcolm@redhat.com>
8469 * selftest.c: Move "namespace selftest {" to top of file,
8470 removing explicit "selftest::" qualifiers throughout.
8472 2016-08-31 Marc Glisse <marc.glisse@inria.fr>
8474 * config/i386/avx512fintrin.h (__m512_u, __m512i_u, __m512d_u):
8476 (_mm512_loadu_pd, _mm512_storeu_pd, _mm512_loadu_ps,
8477 _mm512_storeu_ps, _mm512_loadu_si512, _mm512_storeu_si512):
8478 Replace builtin with vector extension.
8479 * config/i386/avxintrin.h (__m256_u, __m256i_u, __m256d_u):
8481 (_mm256_loadu_pd, _mm256_storeu_pd, _mm256_loadu_ps,
8482 _mm256_storeu_ps, _mm256_loadu_si256, _mm256_storeu_si256):
8483 Replace builtin with vector extension.
8484 * config/i386/emmintrin.h (__m128i_u, __m128d_u): New types.
8485 (_mm_loadu_pd, _mm_storeu_pd, _mm_loadu_si128, _mm_storeu_si128):
8486 Replace builtin with vector extension.
8487 * config/i386/xmmintrin.h (__m128_u): New type.
8488 (_mm_loadu_ps, _mm_storeu_ps): Replace builtin with vector extension.
8489 (_mm_load_ps, _mm_store_ps): Simplify.
8491 2016-08-31 Eric Botcazou <ebotcazou@adacore.com>
8493 * config/arm/arm.c (thumb1_size_rtx_costs) <SET>: Add missing guard.
8495 2016-08-30 David Malcolm <dmalcolm@redhat.com>
8497 * diagnostic-show-locus.c (colorizer::begin_state): Support more
8498 than 3 ranges per diagnostic by alternating between color 1 and
8500 (layout::layout): Replace use of rich_location::MAX_RANGES
8501 with richloc->get_num_locations ().
8502 (layout::calculate_line_spans): Replace use of
8503 rich_location::MAX_RANGES with m_layout_ranges.length ().
8504 (layout::print_annotation_line): Handle arbitrary numbers of
8505 ranges in caret-printing by defaulting to '^'.
8506 (selftest::test_one_liner_many_fixits): New function.
8507 (test_diagnostic_show_locus_one_liner): Call it.
8508 * diagnostic.c (diagnostic_initialize): Update for renaming
8509 of rich_location::MAX_RANGES to
8510 rich_location::STATICALLY_ALLOCATED_RANGES.
8511 * diagnostic.h (struct diagnostic_context): Likewise.
8513 2016-08-30 David Malcolm <dmalcolm@redhat.com>
8515 * selftest.c (selftest::named_temp_file::named_temp_file): New
8517 (selftest::temp_source_file::~temp_source_file): Move to...
8518 (selftest::named_temp_file::~named_temp_file): ...here.
8519 (selftest::test_named_temp_file): New function.
8520 (selftest::selftest_c_tests): Call test_named_temp_file.
8521 * selftest.h (class named_temp_file): New class.
8522 (class temp_source_file): Convert to a subclass of named_temp_file.
8524 2016-08-30 Segher Boessenkool <segher@kernel.crashing.org>
8526 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Do not emit
8527 USEs of LR_REGNO in returns and sibcalls.
8528 (rs6000_output_mi_thunk): Similar.
8529 (rs6000_sibcall_aix): Similar.
8530 * config/rs6000/rs6000.md (sibcall, sibcall_value, sibcall_local32,
8531 sibcall_local64, sibcall_value_local32, sibcall_value_local64,
8532 sibcall_nonlocal_sysv<mode>, sibcall_value_nonlocal_sysv<mode>):
8533 Remove the USE of LR_REGNO from the patterns as well. Delete an
8535 (return_internal_<mode>): Delete.
8537 2016-08-30 Tamar Christina <tamar.christina@arm.com>
8539 * config/aarch64/aarch64-simd.md
8540 (aarch64_ld2<mode>_dreg_le): New.
8541 (aarch64_ld2<mode>_dreg_be): New.
8542 (aarch64_ld2<mode>_dreg): Removed.
8543 (aarch64_ld3<mode>_dreg_le): New.
8544 (aarch64_ld3<mode>_dreg_be): New.
8545 (aarch64_ld3<mode>_dreg): Removed.
8546 (aarch64_ld4<mode>_dreg_le): New.
8547 (aarch64_ld4<mode>_dreg_be): New.
8548 (aarch64_ld4<mode>_dreg): Removed.
8549 (aarch64_ld<VSTRUCT:nregs><VDC:mode>): Wrapper around _le, _be.
8551 2016-08-30 David Malcolm <dmalcolm@redhat.com>
8553 * diagnostic-show-locus.c (test_one_liner_fixit_insert): Remove
8554 redundant location param.
8555 (test_one_liner_fixit_remove): Likewise.
8556 (test_one_liner_fixit_replace): Likewise.
8557 (test_one_liner_fixit_replace_equal_secondary_range): Likewise.
8558 * gcc-rich-location.c
8559 (gcc_rich_location::add_fixit_misspelled_id): Eliminate call to
8560 get_range_from_loc. Drop overload taking a const char *.
8561 * gcc-rich-location.h
8562 (gcc_rich_location::add_fixit_misspelled_id): Drop overload taking
8565 2016-08-30 Szabolcs Nagy <szabolcs.nagy@arm.com>
8567 * config/linux.c (linux_libc_has_function): Return true on musl.
8569 2016-08-30 Szabolcs Nagy <szabolcs.nagy@arm.com>
8571 * config.gcc (*-*-*musl*): Disable gnu-indirect-function.
8573 2016-08-30 Eric Botcazou <ebotcazou@adacore.com>
8575 * postreload-gcse.c (bb_has_well_behaved_predecessors): Tweak criterion
8576 used for abnormal egdes.
8578 2016-08-30 Jakub Jelinek <jakub@redhat.com>
8580 PR tree-optimization/72866
8581 * tree-vect-patterns.c (search_type_for_mask): Turn into
8582 a small wrapper, move all code to ...
8583 (search_type_for_mask_1): ... this new function. Add caching
8584 and adjust recursive calls.
8587 * dwarf2out.c (modified_type_die): Use lookup_type_die (type)
8588 instead of lookup_type_die (type_main_variant (type)) even for array
8592 * simplify-rtx.c (avoid_constant_pool_reference): For out of bounds
8593 constant pool reference return x instead of c.
8595 2016-08-29 Segher Boessenkool <segher@kernel.crashing.org>
8597 * config/rs6000/rs6000.h (CALL_REALLY_USED_REGISTERS): Do not
8600 2016-08-29 David Malcolm <dmalcolm@redhat.com>
8603 (selftest::test_make_location_nonpure_range_endpoints): Fix
8606 2016-08-29 David Malcolm <dmalcolm@redhat.com>
8608 * diagnostic-show-locus.c
8609 (selftest::test_one_liner_fixit_validation_adhoc_locations): New
8611 (selftest::test_diagnostic_show_locus_one_liner): Call it.
8612 * input.c (get_pure_location): Move to libcpp/line-map.c.
8613 * input.h (get_pure_location): Convert decl to an inline function
8614 calling implementation in libcpp.
8616 2016-08-29 Uros Bizjak <ubizjak@gmail.com>
8619 * config/i386/sse.md (vec_set_lo_<mode><mask_name>): Fix assembler
8620 template for intel asm dialect.
8621 (vec_set_hi_<mode><mask_name>): Ditto.
8623 2016-08-29 David Malcolm <dmalcolm@redhat.com>
8625 * selftest.h (selftest::fail): Add ATTRIBUTE_NORETURN.
8626 (selftest::fail_formatted): Likewise.
8628 2016-08-29 David Malcolm <dmalcolm@redhat.com>
8630 * input.c (make_location): Call get_start and get_finish
8631 on the endpoints to avoid storing packed ranges or ad-hoc
8633 (selftest::test_make_location_nonpure_range_endpoints): New function.
8634 (selftest::input_c_tests): Call it.
8635 * input.h (get_start): New inline function.
8637 2016-08-29 Tom de Vries <tom@codesourcery.com>
8640 * gimplify.c (gimplify_va_arg_expr): Replace first argument type error
8643 2016-08-29 Eric Botcazou <ebotcazou@adacore.com>
8645 * Makefile.in (gcov-iov.h): Add dummy recipe.
8647 2016-08-29 Nathan Sidwell <nathan@acm.org>
8649 * config/nvptx/nvptx.c: #include tree-vrp.h.
8651 2016-08-28 Eric Botcazou <ebotcazou@adacore.com>
8654 * config/sparc/sparc.c (sparc_legitimate_address_p): Accept special
8655 HIGH+LO construct during reload.
8657 2016-08-28 Tom de Vries <tom@codesourcery.com>
8660 * config/i386/i386.c (ix86_build_builtin_va_list_64): Tag type with
8661 'sysv_abi va_list' attribute.
8662 (ix86_build_builtin_va_list): Tag type with 'ms_abi va_list' attribute.
8663 (ix86_canonical_va_list_type): Handle 'sysv_abi/ms_abi va_list'
8666 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8668 * emit-rtl.h (struct rtl_data): Make stack_slot_list a vector.
8669 * emit-rtl.c (unshare_all_rtl_1): Adjust.
8670 (unshare_all_rtl_again): Likewise.
8671 * function.c (assign_stack_local_1): Likewise.
8672 (assign_stack_temp_for_type): Likewise.
8674 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8676 * cfgbuild.c (make_edges): Adjust.
8677 * cfgrtl.c (can_delete_label_p): Likewise.
8678 * dwarf2cfi.c (create_trace_edges): Likewise.
8679 * except.c (sjlj_emit_dispatch_table): Likewise.
8680 * function.h (struct expr_status): make x_forced_labels a vector.
8681 * jump.c (rebuild_jump_labels_1): Adjust.
8682 * reload1.c (set_initial_label_offsets): Likewise.
8683 * stmt.c (force_label_rtx): Likewise.
8684 (expand_label): Likewise.
8686 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8688 * haifa-sched.c (fix_recovery_deps): Make ready_list a vector.
8690 2016-08-27 Patrick Palka <ppalka@gcc.gnu.org>
8692 PR tree-optimization/71077
8693 PR tree-optimization/68542
8694 * fold-const.c (fold_relational_const): Fix folding of
8695 VECTOR_CST comparisons that have a scalar boolean result type.
8696 (selftest::test_vector_folding): New static function.
8697 (selftest::fold_const_c_tests): Call it.
8699 2016-08-27 Gerald Pfeifer <gerald@pfeifer.com>
8701 * doc/extend.texi (SPU Built-in Functions): Remove stale
8702 references to material formerly at IBM and Sony.
8704 2016-08-26 David Edelsohn <dje.gcc@gmail.com>
8707 * config/rs6000/xcoff.h (DWARF_OFFSET_SIZE): Define as PTR_SIZE.
8709 2016-08-26 David Malcolm <dmalcolm@redhat.com>
8711 * diagnostic-show-locus.c
8712 (selftest::test_fixit_consolidation): New function.
8713 (selftest::diagnostic_show_locus_c_tests): Call it.
8714 * gcc-rich-location.h (gcc_rich_location): Eliminate unused
8715 constructor based on source_range.
8717 2016-08-26 David Malcolm <dmalcolm@redhat.com>
8719 * diagnostic-color.c (color_dict): Add "fixit-insert" and
8721 (parse_gcc_colors): Update description of default GCC_COLORS.
8722 * diagnostic-show-locus.c (colorizer::set_fixit_hint): Delete.
8723 (colorizer::set_fixit_insert): New method.
8724 (colorizer::set_fixit_delete): New method.
8725 (colorizer::get_color_by_name): New method.
8726 (colorizer::STATE_FIXIT_INSERT): New constant.
8727 (colorizer::STATE_FIXIT_DELETE): New constant.
8728 (class colorizer): Drop "_cs" suffix from fields. Delete "_ce"
8729 fields in favor of new field "m_stop_color". Add fields
8730 "m_fixit_insert" and "m_fixit_delete".
8731 (colorizer::colorizer): Update for above changes. Replace
8732 colorize_start calls with calls to get_color_by_name.
8733 (colorizer::begin_state): Handle STATE_FIXIT_INSERT and
8734 STATE_FIXIT_DELETE. Update for field renamings.
8735 (colorizer::finish_state): Simplify by using m_stop_color,
8736 rather than multiple identical "*_ce" fields.
8737 (colorizer::get_color_by_name): New method.
8738 (layout::print_any_fixits): Print insertions and replacements
8739 using the "fixit-insert" color, and deletions using the
8740 "fixit-delete" color.
8741 * doc/invoke.texi (-fdiagnostics-color): Update description of
8742 default GCC_COLORS, and of the supported capabilities.
8744 2016-08-26 Max Filippov <jcmvbkbc@gmail.com>
8746 * config/xtensa/xtensa.c (xtensa_expand_prologue): Update
8747 current_function_static_stack_size variable with the static
8748 stack frame size of the current function when
8749 flag_stack_usage_info is enabled.
8751 2016-08-26 Nathan Sidwell <nathan@acm.org>
8753 * ipa-inline-analysis.c (inline_write_summary): Remove unnecessary
8754 assignment inside if condition.
8756 2016-08-26 Richard Biener <rguenther@suse.de>
8758 PR tree-optimization/69047
8759 * tree-ssa.c (maybe_rewrite_mem_ref_base): Handle general bitfield
8760 extracts similar to what FRE does.
8761 (non_rewritable_mem_ref_base): Likewise.
8763 2016-08-26 Joseph Myers <joseph@codesourcery.com>
8765 * config/i386/i386.c (ix86_libgcc_floating_mode_supported_p)
8766 (TARGET_LIBGCC_FLOATING_MODE_SUPPORTED_P): Remove.
8767 * config/i386/i386elf.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
8768 * config/i386/lynx.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
8769 * config/i386/netbsd-elf.h (IX86_MAYBE_NO_LIBGCC_TFMODE):
8771 * config/i386/netbsd64.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
8772 * config/i386/nto.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
8773 * config/i386/openbsd.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
8774 * config/i386/rtemself.h (IX86_NO_LIBGCC_TFMODE): Likewise.
8775 * config/i386/vxworks.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
8777 2016-08-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8780 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_muld): Reduce
8781 reservation duration to 15 cycles.
8782 (cortex_a8_vfp_macs): Likewise.
8783 (cortex_a8_vfp_macd): Likewise.
8784 (cortex_a8_vfp_divs): Likewise.
8785 (cortex_a8_vfp_divd): Likewise.
8787 2016-08-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8789 * config/arm/arm.c (arm_sets_movw_movt_fusible_p): New function.
8790 (aarch_macro_fusion_pair_p): Use above to avoid early return.
8792 2016-08-26 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
8793 Martin Jambhor <mjambor@suse.cz>
8795 * common.opt: New option -fipa-bit-cp.
8796 * doc/invoke.texi: Document -fipa-bit-cp.
8797 * opts.c (default_options_table): Add entry for -fipa-bit-cp.
8798 (enable_fdo_optimizations): Check for flag_ipa_bit_cp.
8799 * tree-ssa-ccp.h: New header file.
8800 * tree-ssa-ccp.c: Include tree-ssa-ccp.h
8801 (bit_value_binop_1): Change to bit_value_binop_1 and export it.
8802 Replace all occurences of tree parameter by two new params: signop, int.
8803 (bit_value_unop_1): Change to bit_value_unop and export it.
8804 Replace all occurences of tree parameter by two new params: signop,
8806 (bit_value_binop): Change call from bit_value_binop_1 to
8808 (bit_value_assume_aligned): Likewise.
8809 (bit_value_unop): Change call from bit_value_unop_1 to bit_value_unop.
8810 (do_ssa_ccp): Pass nonzero_p || flag_ipa_cp_bit instead of nonzero_p
8812 (ccp_finalize): Skip processing if val->mask == 0.
8813 * ipa-cp.c: Include tree-ssa-ccp.h
8814 (ipcp_bits_lattice): New class.
8815 (ipcp_param_lattice (bits_lattice): New member.
8816 (print_all_lattices): Call ipcp_bits_lattice::print.
8817 (set_all_contains_variable): Call ipcp_bits_lattice::set_to_bottom.
8818 (initialize_node_lattices): Likewise.
8819 (propagate_bits_accross_jump_function): New function.
8820 (propagate_constants_accross_call): Call
8821 propagate_bits_accross_jump_function.
8822 (ipcp_propagate_stage): Store parameter types when in_lto_p is true.
8823 (ipcp_store_bits_results): New function.
8824 (ipcp_driver): Call ipcp_store_bits_results.
8825 * ipa-prop.h (ipa_bits): New struct.
8826 (ipa_jump_func): Add new member bits of type ipa_bits.
8827 (ipa_param_descriptor): Change decl to decl_or_type.
8828 (ipa_get_param): Change decl to decl_or_type and assert on
8830 (ipa_get_type): New function.
8831 (ipcp_transformation_summary): New member bits.
8832 * ipa-prop.c (ipa_get_param_decl_index_1): s/decl/decl_or_type.
8833 (ipa_populate_param_decls): Likewise.
8834 (ipa_dump_param): Likewise.
8835 (ipa_print_node_jump_functions_for_edge): Pretty-print ipa_bits jump
8837 (ipa_set_jf_unknown): Set ipa_bits::known to false.
8838 (ipa_compute_jump_functions_for_edge): Compute jump function for bits
8840 (ipa_node_params_t::duplicate): Copy src->bits into dst->bits.
8841 (ipa_write_jump_function): Add streaming for ipa_bits.
8842 (ipa_read_jump_function): Add support for reading streamed ipa_bits.
8843 (write_ipcp_transformation_info): Add streaming for ipa_bits
8845 (read_ipcp_transfomration_info): Add support for reading streamed
8847 (ipcp_update_bits): New function.
8848 (ipcp_transform_function): Call ipcp_update_bits.
8850 2016-08-25 Szabolcs Nagy <szabolcs.nagy@arm.com>
8852 * config/mips/linux.h (MUSL_DYNAMIC_LINKER32): Update.
8853 (MUSL_DYNAMIC_LINKER64, MUSL_DYNAMIC_LINKERN32): Update.
8855 2016-08-25 David Edelsohn <dje.gcc@gmail.com>
8857 * multiple_target.c (pass_data_dispatcher_calls): Fix typo.
8859 2016-08-25 Richard Biener <rguenther@suse.de>
8861 * dwarf2out.c (gen_remaining_tmpl_value_param_die_attributes):
8862 Only add locations in late dwarf.
8863 (gen_scheduled_generic_parms_dies): Do not set early dwarf here.
8864 (dwarf2out_early_finish): But do it here.
8866 2016-08-24 Michael Collison <michael.collison@linaro.org>
8867 Michael Collison <michael.collison@arm.com>
8869 * config/arm/arm-modes.def: Add new condition code mode CC_V
8870 to represent the overflow bit.
8871 * config/arm/arm.c (maybe_get_arm_condition_code):
8872 Add support for CC_Vmode.
8873 (arm_gen_unlikely_cbranch): New function to generate common
8874 rtl conditional branches for overflow patterns.
8875 * config/arm/arm-protos.h: Add prototype for
8876 arm_gen_unlikely_cbranch.
8877 * config/arm/arm.md (addv<mode>4, add<mode>3_compareV,
8878 addsi3_compareV_upper): New patterns to support signed
8879 builtin overflow add operations.
8880 (uaddv<mode>4, add<mode>3_compareC, addsi3_compareV_upper):
8881 New patterns to support unsigned builtin add overflow operations.
8882 (subv<mode>4, sub<mode>3_compare1): New patterns to support signed
8883 builtin overflow subtract operations,
8884 (usubv<mode>4): New patterns to support unsigned builtin subtract
8885 overflow operations.
8886 (negvsi3, negvdi3, negdi2_compare, negsi2_carryin_compare): New patterns
8887 to support builtin overflow negate operations.
8889 2016-08-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8892 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
8894 * explow.c (get_dynamic_stack_size): Take known alignment of stack
8895 pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
8898 2016-08-24 Thomas Preud'homme <thomas.preudhomme@arm.com>
8900 * doc/fragments.texi (MULTILIB_REUSE): Mention that only options in
8901 MULTILIB_OPTIONS should be used. Small wording fixes.
8902 * genmultilib: Memorize set of all option combinations in
8903 combination_space. Detect if RHS of MULTILIB_REUSE uses an option not
8904 found in MULTILIB_OPTIONS by checking if option set is listed in
8905 combination_space. Output new and existing error message to stderr.
8907 2016-08-24 Thomas Preud'homme <thomas.preudhomme@arm.com>
8909 * config/arm/t-aprofile (MULTILIB_MATCHES): Add mapping for
8910 -mcpu=cortex-a7, -mfpu=neon-fp16, -mfpu=fpv5-d16 and -mfpu=fp-armv8.
8911 Fix typo in -mfpu=vfpv3-d16-fp16 mapping.
8912 (MULTILIB_REUSE): Remove reuse rules for option set including
8913 -mfpu=fp-armv8 and -mfpu=vfpv4
8915 2016-08-24 Sebastian Huber <sebastian.huber@embedded-brains.de>
8917 * config/arm/t-rtems: Add vfp multilib.
8919 2016-08-23 Ian Lance Taylor <iant@golang.org>
8921 * config/s390/s390.c (s390_asm_file_start): Call
8924 2016-08-23 Michael Meissner <meissner@linux.vnet.ibm.com>
8926 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Set
8927 initialization of all 0's to the 0 constant, instead of directly
8928 generating XOR. Add support for V4SImode vector initialization on
8929 64-bit systems with direct move, and rework the ISA 3.0 V4SImode
8930 initialization. Change variables used in V4SFmode vector
8931 intialization. For V4SFmode vector splat on ISA 3.0, make sure
8932 any memory addresses are in index form. Add support for using
8933 VSPLTH/VSPLTB to initialize vector short and vector char vectors
8934 with all of the same element.
8935 (regno_or_subregno): New helper function to return a register
8936 number for either REG or SUBREG.
8937 (rs6000_adjust_vec_address): Do not generate ADDI <reg>,R0,<num>.
8938 Use regno_or_subregno where possible.
8939 (rs6000_split_v4si_init_di_reg): New helper function to build up a
8940 DImode value from two SImode values in order to generate V4SImode
8941 vector initialization on 64-bit systems with direct move.
8942 (rs6000_split_v4si_init): Split up the insns for a V4SImode vector
8944 (rtx_is_swappable_p): V4SImode vector initialization insn is not
8946 * config/rs6000/rs6000-protos.h (rs6000_split_v4si_init): Add
8948 * config/rs6000/vsx.md (VSX_SPLAT_I): New mode iterators and
8949 attributes to initialize V8HImode and V16QImode vectors with the
8951 (VSX_SPLAT_COUNT): Likewise.
8952 (VSX_SPLAT_SUFFIX): Likewise.
8953 (UNSPEC_VSX_VEC_INIT): New unspec.
8954 (vsx_concat_v2sf): Eliminate using 'preferred' register classes.
8955 Allow SFmode values to come from Altivec registers.
8956 (vsx_init_v4si): New insn/split for V4SImode vector initialization
8957 on 64-bit systems with direct move.
8958 (vsx_splat_<mode>, VSX_W iterator): Rework V4SImode and V4SFmode
8959 vector initializations, to allow V4SImode vector initializations
8960 on 64-bit systems with direct move.
8961 (vsx_splat_v4si): Likewise.
8962 (vsx_splat_v4si_di): Likewise.
8963 (vsx_splat_v4sf): Likewise.
8964 (vsx_splat_v4sf_internal): Likewise.
8965 (vsx_xxspltw_<mode>, VSX_W iterator): Eliminate using 'preferred'
8967 (vsx_xxspltw_<mode>_direct, VSX_W iterator): Likewise.
8968 (vsx_vsplt<VSX_SPLAT_SUFFIX>_di): New insns to support
8969 initializing V8HImode and V16QImode vectors with the same
8971 * config/rs6000/rs6000.h (TARGET_DIRECT_MOVE_64BIT): Disallow
8972 optimization if -maltivec=be.
8974 2016-08-23 Christophe Lyon <christophe.lyon@linaro.org>
8976 * config/arm/arm.md (arm_movqi_insn): Swap predicable_short_it
8977 attribute for alternatives 3 and 4.
8979 2016-08-23 David Malcolm <dmalcolm@redhat.com>
8981 * selftest.c (selftest::assert_str_contains): New function.
8982 (selftest::test_assertions): Verify ASSERT_STR_CONTAINS.
8983 * selftest.h (selftest::assert_str_contains): New decl.
8984 (ASSERT_STR_CONTAINS): New macro.
8986 2016-08-23 Richard Biener <rguenther@suse.de>
8988 PR tree-optimization/77286
8989 * tree-vect-loop.c (vect_analyze_loop_form_1): Do not modify
8991 (vect_transform_loop): Split exit edges of loop and scalar
8992 loop if required and at the appropriate time.
8994 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
8996 * explow.c (get_dynamic_stack_size): Take known alignment of stack
8997 pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
8999 Correct a typo in a comment.
9001 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
9003 * config/s390/s390.md ("*andc_split"): New splitter for and with
9006 2016-08-23 Richard Biener <rguenther@suse.de>
9008 PR tree-optimization/27336
9009 * tree-vrp.c (infer_value_range): Handle stmts that can throw
9010 by looking for a non-EH edge.
9011 (process_assert_insertions_for): Likewise.
9013 2016-08-23 Richard Biener <rguenther@suse.de>
9016 * statistics.c (statistics_counter_event): Robustify against
9019 2016-08-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
9021 * config/i386/i386.c (processor_alias_table): Enable PTA_PRFCHW
9022 for targets amdfam10 and barcelona.
9024 2016-08-22 Uros Bizjak <ubizjak@gmail.com>
9026 * config/i386/i386.md (*zero_extendsidi2): Add (*r,*k) alternative.
9027 (zero_extend<mode>di2): Ditto.
9028 (*zero_extend<mode>si2): Ditto.
9029 (*zero_extendqihi2): Ditto.
9031 2016-08-22 Joseph Myers <joseph@codesourcery.com>
9034 * builtins.c (fold_builtin_classify): Use builtin_decl_explicit
9035 (BUILT_IN_SIGNBIT) to expand __builtin_isinf_sign.
9037 2016-08-22 Patrick Palka <ppalka@gcc.gnu.org>
9039 * print-tree.c (print_node) [VECTOR_CST]: Coalesce the output of
9040 identical consecutive elements.
9041 [SSA_NAME]: Print the name's def stmt on its own line. When printing
9042 the node's def stmt, avoid printing an unwanted trailing newline by
9043 replacing the call to print_gimple_stmt() with its inlined body and
9044 adjusting it to not set pp_needs_newline and to call pp_flush()
9045 instead of pp_newline_and_flush().
9047 2016-08-22 Joseph Myers <joseph@codesourcery.com>
9049 * tree.h (CASE_FLT_FN_FLOATN_NX, float16_type_node)
9050 (float32_type_node, float64_type_node, float32x_type_node)
9051 (float128x_type_node): New macros.
9052 * builtin-types.def (BT_FLOAT16, BT_FLOAT32, BT_FLOAT64)
9053 (BT_FLOAT128, BT_FLOAT32X, BT_FLOAT64X, BT_FLOAT128X)
9054 (BT_FN_FLOAT16, BT_FN_FLOAT32, BT_FN_FLOAT64, BT_FN_FLOAT128)
9055 (BT_FN_FLOAT32X, BT_FN_FLOAT64X, BT_FN_FLOAT128X)
9056 (BT_FN_FLOAT16_FLOAT16, BT_FN_FLOAT32_FLOAT32)
9057 (BT_FN_FLOAT64_FLOAT64, BT_FN_FLOAT128_FLOAT128)
9058 (BT_FN_FLOAT32X_FLOAT32X, BT_FN_FLOAT64X_FLOAT64X)
9059 (BT_FN_FLOAT128X_FLOAT128X, BT_FN_FLOAT16_CONST_STRING)
9060 (BT_FN_FLOAT32_CONST_STRING, BT_FN_FLOAT64_CONST_STRING)
9061 (BT_FN_FLOAT128_CONST_STRING, BT_FN_FLOAT32X_CONST_STRING)
9062 (BT_FN_FLOAT64X_CONST_STRING, BT_FN_FLOAT128X_CONST_STRING)
9063 (BT_FN_FLOAT16_FLOAT16_FLOAT16, BT_FN_FLOAT32_FLOAT32_FLOAT32)
9064 (BT_FN_FLOAT64_FLOAT64_FLOAT64, BT_FN_FLOAT128_FLOAT128_FLOAT128)
9065 (BT_FN_FLOAT32X_FLOAT32X_FLOAT32X)
9066 (BT_FN_FLOAT64X_FLOAT64X_FLOAT64X)
9067 (BT_FN_FLOAT128X_FLOAT128X_FLOAT128X): New type definitions.
9068 * builtins.def (DEF_GCC_FLOATN_NX_BUILTINS): New macro.
9069 (copysign, fabs, huge_val, inf, nan, nans): Use it.
9070 * builtins.c (expand_builtin): Use CASE_FLT_FN_FLOATN_NX for fabs
9072 (fold_builtin_0): Use CASE_FLT_FN_FLOATN_NX for inf and huge_val.
9073 (fold_builtin_1): Use CASE_FLT_FN_FLOATN_NX for fabs.
9074 * doc/extend.texi (Other Builtins): Document these built-in
9076 * fold-const-call.c (fold_const_call): Use CASE_FLT_FN_FLOATN_NX
9079 2016-08-22 Gerald Pfeifer <gerald@pfeifer.com>
9081 * doc/install.texi (Binaries): www.opencsw.org now uses https.
9083 2016-08-22 Richard Biener <rguenther@suse.de>
9085 * tree-ssa-forwprop.c (pass_forwprop::execute): Use RPO order.
9087 2016-08-21 Uros Bizjak <ubizjak@gmail.com>
9090 * config/i386/i386.md (prefetch): When TARGET_PRFCHW or
9091 TARGET_PREFETCHWT1 are disabled, emit 3dNOW! write prefetches for
9092 non-SSE2 athlons only, otherwise prefer SSE prefetches.
9094 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
9096 * tree-vrp.c (vrp_visit_assignment_or_call): Changed to Return VR.
9097 (vrp_visit_cond_stmt): Just sets TAKEN_EDGE_P.
9098 (vrp_visit_switch_stmt): Likewise.
9099 (extract_range_from_stmt): Factored out from vrp_visit_stmt.
9100 (extract_range_from_phi_node): Factored out from vrp_visit_phi_stmt.
9101 (vrp_visit_stmt): Use extract_range_from_stmt.
9102 (vrp_visit_phi_node): Use extract_range_from_phi_node.
9104 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
9106 * Makefile.in: Add tree-vrp.h to GTFILES.
9107 * gengtype.c (open_base_files): Add tree-vrp.h.
9108 * asan.c: Add tree-vrp.h which now has the definition value_range_type.
9109 * builtins.c: Likewise.
9110 * fold-const.c: Likewise.
9111 * gimple-builder.c: Likewise.
9112 * gimple-laddress.c: Likewise.
9113 * hsa-gen.c: Likewise.
9114 * internal-fn.c: Likewise.
9116 * targhooks.c: Liewise,
9117 * tree-ssa-address.c: Likewise.
9118 * tree-ssanames.h (value_range_type: Move to tree-vrp.h.
9119 * tree-vrp.c (struct value_range): Move to tree-vrp.h
9120 * tree-vrp.h: New file.
9122 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
9124 PR tree-optimization/61839
9125 * tree-vrp.c (two_valued_val_range_p): New.
9126 (simplify_stmt_using_ranges): Convert CST BINOP VAR where VAR is
9127 two-valued to VAR == VAL1 ? (CST BINOP VAL1) : (CST BINOP VAL2).
9128 Also Convert VAR BINOP CST where VAR is two-valued to
9129 VAR == VAL1 ? (VAL1 BINOP CST) : (VAL2 BINOP CST).
9131 2016-08-19 David Malcolm <dmalcolm@redhat.com>
9133 * diagnostic-show-locus.c
9134 (layout::annotation_line_showed_range_p): New method.
9135 (layout::print_any_fixits): Remove case fixit_hint::REMOVE.
9136 Reimplement case fixit_hint::REPLACE to cover removals, and
9137 replacements where the range of the replacement isn't one
9138 of the ranges in the rich_location.
9139 (test_one_liner_fixit_replace): Likewise.
9140 (selftest::test_one_liner_fixit_replace_non_equal_range): New
9142 (selftest::test_one_liner_fixit_replace_equal_secondary_range):
9144 (selftest::test_diagnostic_show_locus_one_liner): Call the new
9146 * diagnostic.c (print_parseable_fixits): Remove case
9149 2016-08-19 Uros Bizjak <ubizjak@gmail.com>
9152 * config/i386/i386.c (ix86_option_override_internal): Remove
9153 PTA_PRFCHW from entries that also have PTA_3DNOW flag.
9154 Enable SSE prefetch also for TARGET_PREFETCHWT1.
9155 Do not try to enable TARGET_PRFCHW ISA flag here.
9156 * config/i386/i386.md (prefetch): Enable also for TARGET_3DNOW.
9157 Rewrite expander function body.
9158 (*prefetch_3dnow): Enable for TARGET_3DNOW and TARGET_PREFETCHWT1.
9160 2016-08-19 Joseph Myers <joseph@codesourcery.com>
9163 * tree-core.h (TI_COMPLEX_FLOAT16_TYPE)
9164 (TI_COMPLEX_FLOATN_NX_TYPE_FIRST, TI_COMPLEX_FLOAT32_TYPE)
9165 (TI_COMPLEX_FLOAT64_TYPE, TI_COMPLEX_FLOAT128_TYPE)
9166 (TI_COMPLEX_FLOAT32X_TYPE, TI_COMPLEX_FLOAT64X_TYPE)
9167 (TI_COMPLEX_FLOAT128X_TYPE, TI_FLOAT16_TYPE, TI_FLOATN_TYPE_FIRST)
9168 (TI_FLOATN_NX_TYPE_FIRST, TI_FLOAT32_TYPE, TI_FLOAT64_TYPE)
9169 (TI_FLOAT128_TYPE, TI_FLOATN_TYPE_LAST, TI_FLOAT32X_TYPE)
9170 (TI_FLOATNX_TYPE_FIRST, TI_FLOAT64X_TYPE, TI_FLOAT128X_TYPE)
9171 (TI_FLOATNX_TYPE_LAST, TI_FLOATN_NX_TYPE_LAST): New enum
9173 (NUM_FLOATN_TYPES, NUM_FLOATNX_TYPES, NUM_FLOATN_NX_TYPES): New
9175 (struct floatn_type_info): New structure type.
9176 (floatn_nx_types): New variable declaration.
9177 * tree.h (FLOATN_TYPE_NODE, FLOATN_NX_TYPE_NODE)
9178 (FLOATNX_TYPE_NODE, float128_type_node, float64x_type_node)
9179 (COMPLEX_FLOATN_NX_TYPE_NODE): New macros.
9180 * tree.c (floatn_nx_types): New variable.
9181 (build_common_tree_nodes): Initialize _FloatN, _FloatNx and
9182 corresponding complex types.
9183 * target.def (floatn_mode): New hook.
9184 * targhooks.c: Include "real.h".
9185 (default_floatn_mode): New function.
9186 * targhooks.h (default_floatn_mode): New prototype.
9187 * doc/extend.texi (Floating Types): Document _FloatN and _FloatNx
9189 * doc/sourcebuild.texi (float@var{n}, float@var{n}x): Document new
9190 effective-target and dg-add-options keywords.
9191 (float@var{n}_runtime, float@var{n}x_runtime, floatn_nx_runtime):
9192 Document new effective-target keywords.
9193 * doc/tm.texi.in (TARGET_FLOATN_MODE): New @hook.
9194 * doc/tm.texi: Regenerate.
9195 * ginclude/float.h (LDBL_DECIMAL_DIG): Define to
9196 __LDBL_DECIMAL_DIG__, not __DECIMAL_DIG__.
9197 [__STDC_WANT_IEC_60559_TYPES_EXT__]: Define macros from TS
9199 * real.h (struct real_format): Add field ieee_bits.
9200 * real.c (ieee_single_format, mips_single_format)
9201 (motorola_single_format, spu_single_format, ieee_double_format)
9202 (mips_double_format, motorola_double_format)
9203 (ieee_extended_motorola_format, ieee_extended_intel_96_format)
9204 (ieee_extended_intel_128_format)
9205 (ieee_extended_intel_96_round_53_format, ibm_extended_format)
9206 (mips_extended_format, ieee_quad_format, mips_quad_format)
9207 (vax_f_format, vax_d_format, vax_g_format, decimal_single_format)
9208 (decimal_double_format, decimal_quad_format, ieee_half_format)
9209 (arm_half_format, real_internal_format: Initialize ieee_bits
9211 * config/i386/i386.c (ix86_init_builtin_types): Do not initialize
9212 float128_type_node. Set float80_type_node to float64x_type_node
9213 if appropriate and long_double_type_node not appropriate.
9214 * config/ia64/ia64.c (ia64_init_builtins): Likewise.
9215 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format):
9216 Initialize ieee_bits field.
9217 * config/rs6000/rs6000.c (TARGET_FLOATN_MODE): New macro.
9218 (rs6000_init_builtins): Set ieee128_float_type_node to
9220 (rs6000_floatn_mode): New function.
9222 2016-08-19 Jakub Jelinek <jakub@redhat.com>
9224 * config/i386/rdseedintrin.h (_rdseed16_step, _rdseed32_step,
9225 _rdseed64_step): Uglify argument names and/or local variable names
9226 in inline functions.
9227 * config/i386/rtmintrin.h (_xabort): Likewise.
9228 * config/i386/avx512vlintrin.h (_mm256_ternarylogic_epi64,
9229 _mm256_mask_ternarylogic_epi64, _mm256_maskz_ternarylogic_epi64,
9230 _mm256_ternarylogic_epi32, _mm256_mask_ternarylogic_epi32,
9231 _mm256_maskz_ternarylogic_epi32, _mm_ternarylogic_epi64,
9232 _mm_mask_ternarylogic_epi64, _mm_maskz_ternarylogic_epi64,
9233 _mm_ternarylogic_epi32, _mm_mask_ternarylogic_epi32,
9234 _mm_maskz_ternarylogic_epi32): Likewise.
9235 * config/i386/lwpintrin.h (__llwpcb, __lwpval32, __lwpval64,
9236 __lwpins32, __lwpins64): Likewise.
9237 * config/i386/avx2intrin.h (_mm_i32gather_pd, _mm_mask_i32gather_pd,
9238 _mm256_i32gather_pd, _mm256_mask_i32gather_pd, _mm_i64gather_pd,
9239 _mm_mask_i64gather_pd, _mm256_i64gather_pd, _mm256_mask_i64gather_pd,
9240 _mm_i32gather_ps, _mm_mask_i32gather_ps, _mm256_i32gather_ps,
9241 _mm256_mask_i32gather_ps, _mm_i64gather_ps, _mm_mask_i64gather_ps,
9242 _mm256_i64gather_ps, _mm256_mask_i64gather_ps, _mm_i32gather_epi64,
9243 _mm_mask_i32gather_epi64, _mm256_i32gather_epi64,
9244 _mm256_mask_i32gather_epi64, _mm_i64gather_epi64,
9245 _mm_mask_i64gather_epi64, _mm256_i64gather_epi64,
9246 _mm256_mask_i64gather_epi64, _mm_i32gather_epi32,
9247 _mm_mask_i32gather_epi32, _mm256_i32gather_epi32,
9248 _mm256_mask_i32gather_epi32, _mm_i64gather_epi32,
9249 _mm_mask_i64gather_epi32, _mm256_i64gather_epi32,
9250 _mm256_mask_i64gather_epi32): Likewise.
9251 * config/i386/pmm_malloc.h (_mm_malloc, _mm_free): Likewise.
9252 * config/i386/ia32intrin.h (__writeeflags): Likewise.
9253 * config/i386/pkuintrin.h (_wrpkru): Likewise.
9254 * config/i386/avx512pfintrin.h (_mm512_mask_prefetch_i32gather_pd,
9255 _mm512_mask_prefetch_i32gather_ps, _mm512_mask_prefetch_i64gather_pd,
9256 _mm512_mask_prefetch_i64gather_ps, _mm512_prefetch_i32scatter_pd,
9257 _mm512_prefetch_i32scatter_ps, _mm512_mask_prefetch_i32scatter_pd,
9258 _mm512_mask_prefetch_i32scatter_ps, _mm512_prefetch_i64scatter_pd,
9259 _mm512_prefetch_i64scatter_ps, _mm512_mask_prefetch_i64scatter_pd,
9260 _mm512_mask_prefetch_i64scatter_ps): Likewise.
9261 * config/i386/gmm_malloc.h (_mm_malloc, _mm_free): Likewise.
9262 * config/i386/avx512fintrin.h (_mm512_ternarylogic_epi64,
9263 _mm512_mask_ternarylogic_epi64, _mm512_maskz_ternarylogic_epi64,
9264 _mm512_ternarylogic_epi32, _mm512_mask_ternarylogic_epi32,
9265 _mm512_maskz_ternarylogic_epi32, _mm512_i32gather_ps,
9266 _mm512_mask_i32gather_ps, _mm512_i32gather_pd, _mm512_i64gather_ps,
9267 _mm512_i64gather_pd, _mm512_i32gather_epi32, _mm512_i32gather_epi64,
9268 _mm512_i64gather_epi32, _mm512_i64gather_epi64): Likewise.
9270 * config/i386/fxsrintrin.h (_fxsave): Remove return keyword in inlines
9272 (_fxrstor, _fxsave64, _fxrstor64): Likewise.
9273 * config/i386/xsaveintrin.h (_xsave, _xrstor, _xsave64, _xrstor64):
9275 * config/i386/xsaveoptintrin.h (_xsaveopt, _xsaveopt64): Likewise.
9276 * config/i386/pkuintrin.h (_wrpkru): Likewise. Add space after
9278 (_rdpkru_u32): Add space after function name.
9280 * config/i386/t-i386 (i386-c.o): Don't depend on
9281 i386-builtin-types.inc.
9282 (i386.o): Depend on i386-builtin-types.inc.
9284 2016-08-19 Matthew Wahab <matthew.wahab@arm.com>
9287 * config/arm/arm.c (neon_valid_immediate): Delete declaration.
9288 Use const_vec_duplicate to check for duplicated elements.
9290 2016-08-19 Richard Biener <rguenther@suse.de>
9292 PR tree-optimization/77290
9293 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
9294 Fix flag_tree_parallelize_loops check.
9296 2016-08-19 Richard Biener <rguenther@suse.de>
9298 * match.pd (x | 0 -> x): Add.
9300 2016-08-19 Richard Biener <rguenther@suse.de>
9302 PR tree-optimization/77286
9303 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
9304 Deal with virtual PHIs being out-of-order.
9306 2016-08-18 David Malcolm <dmalcolm@redhat.com>
9308 * doc/invoke.texi (fverbose-asm): Note that source code lines
9309 are emitted, and provide an example.
9310 * final.c (asm_show_source): New function.
9311 (final_scan_insn): Call asm_show_source.
9313 2016-08-18 David Malcolm <dmalcolm@redhat.com>
9315 * diagnostic-show-locus.c (colorizer::colorizer): Replace diagnostic
9316 param with diagnostic_kind.
9317 (class colorizer): Similarly replace field m_diagnostic with
9319 (colorizer::colorizer): Replace diagnostic
9320 param with diagnostic_kind.
9321 (colorizer::begin_state): Update for above field change.
9322 (layout::layout): Replace diagnostic param with rich_location *
9323 and diagnostic_kind.
9324 (diagnostic_show_locus): Replace diagnostic param with richloc
9325 and diagnostic_kind.
9326 (class selftest::test_diagnostic_context): New class.
9327 (selftest::test_diagnostic_show_locus_unknown_location): New
9329 (selftest::test_one_liner_simple_caret): New function.
9330 (selftest::test_one_liner_caret_and_range): New function.
9331 (selftest::test_one_liner_multiple_carets_and_ranges): New
9333 (selftest::test_one_liner_fixit_remove): New function.
9334 (selftest::test_one_liner_fixit_replace): New function.
9335 (selftest::test_diagnostic_show_locus_one_liner): New function.
9336 (selftest::diagnostic_show_locus_c_tests): Call the new test
9338 * diagnostic.c (diagnostic_initialize): Initialize
9339 colorize_source_p, show_ruler_p and parseable_fixits_p.
9340 (default_diagnostic_finalizer): Update for change to
9341 diagnostic_show_locus.
9342 (diagnostic_append_note): Likewise.
9343 * diagnostic.h (diagnostic_show_locus): Replace
9344 const diagnostic_info * param with location * and diagnostic_t.
9346 2016-08-18 David Malcolm <dmalcolm@redhat.com>
9348 * input.c (saved_line_table): New global.
9349 (class selftest::temp_line_table): Rename to line_table_test and
9350 move declaration to selftest.h, and drop field m_old_line_table.
9351 (selftest::temp_line_table::temp_line_table): Rename ctor to...
9352 (selftest::line_table_test::line_table_test): ...this. Add a
9353 default ctor. Store current value of line_table within
9355 (selftest::temp_line_table::~temp_line_table): Rename dtor to...
9356 (selftest::line_table_test::~line_table_test): ...this, and
9357 restore line_table from the saved_line_table, rather than
9359 (selftest::test_accessing_ordinary_linemaps): Update for above
9361 (selftest::test_lexer): Likewise.
9362 (struct selftest::lexer_test): Likewise.
9363 (selftest::lexer_test::lexer_test): Likewise.
9364 (selftest::input_c_tests): Move the looping over test cases from
9366 (selftest::for_each_line_table_case): New function.
9367 * input.h (saved_line_table): New decl.
9368 * selftest.h (struct selftest::line_table_case): New forward decl.
9369 (class selftest::line_table_test): New class, moved here from
9370 selftest::temp_line_table in input.c, and renamed.
9371 (selftest::for_each_line_table_case): New decl.
9373 2015-08-18 H.J. Lu <hongjiu.lu@intel.com>
9376 * config/i386/i386.c (lakemont_cost): Set MOVE_RATIO to 17.
9378 2016-08-18 Chung-Lin Tang <cltang@codesourcery.com>
9381 * gimplify.c (omp_add_variable): Adjust/add variable mapping on
9382 enclosing parallel construct for reduction variables on OpenACC loop
9385 2016-08-18 Pierre-Marie de Rodat <derodat@adacore.com>
9387 * dwarf2out.c (copy_dwarf_procedure): Remove obsolete comment.
9388 (new_dwarf_proc_die): Emit DW_TAG_dwarf_procedure DIEs even for
9390 (function_to_dwarf_procedure): Update comment.
9392 2016-08-18 David Malcolm <dmalcolm@redhat.com>
9394 * input.c (diagnostics_file_cache_forcibly_evict_file): New
9396 * input.h (diagnostics_file_cache_forcibly_evict_file): New
9398 * selftest.c (selftest::temp_source_file::~temp_source_file):
9399 Evict m_filename from the diagnostic file cache.
9401 2016-08-18 Richard Biener <rguenther@suse.de>
9403 * tree-pass.h (make_pass_materialize_all_clones): Declare.
9404 * ipa.c (pass_data_materialize_all_clones, pass_materialize_all_clones,
9405 make_pass_materialize_all_clones): New simple IPA pass encapsulating
9406 clone materialization.
9407 * passes.def (all_late_ipa_passes): Start with
9408 pass_materialize_all_clones.
9409 * cgraphunit.c (symbol_table::compile): Remove call to
9410 materialize_all_clones.
9411 * tree-into-ssa.c: Include statistics.h.
9412 (update_ssa): Count number of times we do incremental/rewrite
9415 2016-08-18 Richard Biener <rguenther@suse.de>
9417 PR tree-optimization/77282
9418 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
9419 When doing auto-parallelizing also prevent use of PHIs that
9420 carry dependences across loop backedges.
9422 2016-08-18 Tamar Christina <tamar.christina@arm.com>
9423 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9425 * varasm.c (default_use_anchors_for_symbol_p): Reject too large decls.
9427 2016-08-18 Richard Biener <rguenther@suse.de>
9429 * ssa-iterators.h (ssa_vuse_operand): New inline.
9430 * tree-if-conv.c (ifc_temp_var): Update virtual operand.
9431 (predicate_all_scalar_phis): Use remove_phi_node to remove
9432 phi nodes predicated. Delay removing virtual PHIs.
9433 (predicate_mem_writes): Update virtual operands.
9434 (combine_blocks): Likewise. Propagate out remaining virtual PHIs.
9435 (tree_if_conversion): Do not rewrite virtual SSA form.
9436 * tree-phinodes.c (release_phi_node): Make static.
9437 * tree-phinodes.h (release_phi_node): Remove.
9439 2016-08-18 Jakub Jelinek <jakub@redhat.com>
9441 * config/i386/i386.c (enum ix86_builtins): Remove IX86_BUILTIN_*
9442 codes that appear in bdesc_* arrays, instead include i386-builtin.def
9443 twice to define those.
9444 (bdesc_comi, bdesc_pcmpestr, bdesc_pcmpistr, bdesc_special_args,
9445 bdesc_args, bdesc_round_args, bdesc_mpx, bdesc_mpx_const,
9446 bdesc_multi_arg): Define by including i386-builtin.def the third time.
9447 * config/i386/i386-builtin.def: New file.
9449 2016-08-17 David Malcolm <dmalcolm@redhat.com>
9451 * input.c (get_source_range_for_char): Rename to...
9452 (selftest::get_source_range_for_char): ...this, and move within
9453 the #if CHECKING_P guard.
9454 (get_num_source_ranges_for_substring): Rename to...
9455 (selftest::get_num_source_ranges_for_substring): ...this, move
9456 within the #if CHECKING_P guard, and make static.
9457 (selftest::assert_num_substring_ranges): Initialize
9460 2016-08-18 Alan Modra <amodra@gmail.com>
9462 PR rtl-optimization/72771
9463 * reload.c (find_reloads): Don't assume that a subreg mem is OK
9464 when find_reloads_toplev returns address_reloaded==-1.
9465 (alternative_allows_const_pool_ref): Update comment.
9467 2015-08-17 Alan Hayward <alan.hayward@arm.com>
9469 PR tree-optimization/71752
9470 * tree-vect-loop.c (vectorizable_reduction): Keep SLP operand ordering.
9471 * tree-vect-slp.c (vect_get_slp_defs): Handle null operands.
9473 2016-08-17 Jakub Jelinek <jakub@redhat.com>
9475 * gimple-fold.c (gimple_fold_call): Use gimple_call_noreturn_p
9476 instead of testing ECF_NORETURN bit in gimple_call_flags.
9477 * tree-cfg.c (make_edges_bb, execute_fixup_cfg): Likewise.
9478 * predict.c (tree_bb_level_predictions): Likewise.
9479 * gimple-low.c (gimple_stmt_may_fallthru): Likewise.
9482 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children): If
9483 turning a call into __builtin_unreachable-like noreturn call, adjust
9484 gimple_call_set_fntype.
9485 * tree-cfgcleanup.c (fixup_noreturn_call): Remove lhs also if
9486 gimple_call_fntype has void return type.
9488 2016-08-17 Chung-Lin Tang <cltang@codesourcery.com>
9490 * omp-low.c (lower_oacc_reductions): Adjust variable lookup to use
9491 maybe_lookup_decl, to handle nested acc loop directives.
9493 2016-08-17 Richard Biener <rguenther@suse.de>
9495 PR tree-optimization/76490
9496 * tree-vrp.c (update_value_range): Preserve overflow infinities
9497 when intersecting with ranges from get_range_info.
9498 (operand_less_p): Handle overflow infinities correctly.
9499 (value_range_constant_singleton): Use vrp_operand_equal_p
9500 to handle overflow max/min correctly.
9501 (vrp_valueize): Likewise.
9502 (union_ranges): Likewise.
9503 (intersect_ranges): Likewise.
9504 (vrp_visit_phi_node): Improve iteration limitation to only
9505 apply when we'll possibly re-visit the PHI via a changed argument
9508 2016-08-17 Thomas Preud'homme <thomas.preudhomme@arm.com>
9510 * config/arm/t-aprofile (MULTILIB_EXCEPTIONS): Rewrite into ...
9511 (MULTILIB_REQUIRED): This by specifying multilib needing to be built
9512 rather than those that should not be built.
9514 2016-08-17 Stanislaw Halik <sthalik@misaki.pl>
9517 * config/i386/xm-mingw32.h (HOST_BITS_PER_PTR): Define if __x86_64__.
9519 2016-08-17 Richard Biener <rguenther@suse.de>
9521 * tree-ssa.c: Include tree-cfg.h and tree-dfa.h.
9522 (verify_vssa): New function verifying virtual SSA form.
9523 (verify_ssa): Call it.
9524 * tree-ssa-loop-manip.c (slpeel_update_phi_nodes_for_guard2):
9525 Do not apply loop-closed SSA handling to virtuals.
9526 * ssa-iterators.h (op_iter_init): Handle GIMPLE_TRANSACTION.
9527 * tree-into-ssa.c (prepare_use_sites_for): Skip virtual SSA names
9528 when rewriting their symbol.
9529 (prepare_def_site_for): Likewise.
9530 * tree-chkp-opt.c (chkp_reduce_bounds_lifetime): Clear virtual
9531 operands of moved stmts.
9533 2016-08-17 Richard Biener <rguenther@suse.de>
9535 PR tree-optimization/23855
9536 * tree-ssa-loop-unswitch.c: Include tree-ssa-loop-manip.h.
9537 (tree_unswitch_outer_loop): Iterate find_loop_guard as long as we
9538 find guards to hoist. Do not update SSA form but rewrite virtuals
9539 into loop closed SSA.
9540 (find_loop_guard): Adjust to skip already hoisted guards. Do
9541 not mark virtuals for renaming or update SSA form.
9543 2016-08-17 Martin Liska <mliska@suse.cz>
9545 * coverage.c (get_gcov_type): Replace GCOV_TYPE_SIZE with
9546 a LONG_LONG_TYPE_SIZE comparison.
9547 * gcov-io.h: Remove macro definitions.
9548 * tree-profile.c (gimple_gen_edge_profiler): Replace usage
9549 of GCOV_TYPE_ATOMIC_FETCH_ADD with a LONG_LONG_TYPE_SIZE
9552 2016-08-16 Jakub Jelinek <jakub@redhat.com>
9554 * config/i386/i386.c (enum ix86_builtins): Reorder enumerators, so
9555 that builtins not mentioned in bdesc_* arrays come first, then
9556 the ones mentioned in bdesc_* arrays in the order they appear in
9557 the arrays in between IX86_BUILTIN__BDESC_*_FIRST and
9558 IX86_BUILTIN__BDESC_*_LAST enumerator.
9559 (bdesc_mpx): Fix up a comment typo.
9560 (bdesc_multi_arg): Remove __builtin_ia32_vpcomne[bwdq] and
9561 __builtin_ia32_vpcomneu[bwdq] builtins.
9562 (BDESC_VERIFY, BDESC_VERIFYS): Define.
9563 (ix86_init_mmx_sse_builtins, ix86_init_mpx_builtins): Verify
9564 enum ix86_builtins ordering.
9565 (ix86_expand_builtin): Use enum ix86_builtins ordering assumption
9566 for direct bdesc_* array member access instead of searching all the
9567 arrays until an fcode match is found.
9569 2016-08-16 Uros Bizjak <ubizjak@gmail.com>
9571 * config/i386/i386.md (*ashl<mode>3_mask): Rewrite define_insn
9572 pattern as define_insn_and_split. Split insn before reload to
9574 (*<shift_insn><mode>3_mask): Ditto. Split insn before reload to
9575 <shift_insn><mode>3_1.
9576 (*<rotate_insn><mode>3_mask): Ditto. Split insn before reload to
9577 <rotate_insn><mode>3_1.
9579 2016-08-16 David Malcolm <dmalcolm@redhat.com>
9582 * input.c (get_source_range_for_substring): Rename to...
9583 (get_source_location_for_substring): ...this, adding param
9584 "caret_idx", and converting output param from source_range * to
9586 (get_source_range_for_char): New function.
9587 (get_num_source_ranges_for_substring): Update comment to reflect
9589 (assert_char_at_range): Update to use get_source_range_for_char
9590 rather than get_source_range_for_substring.
9591 (test_lexer_string_locations_concatenation_2): Likewise.
9592 * substring-locations.h (get_source_range_for_substring): Rename
9594 (get_source_location_for_substring): ...this, and adding param
9595 "caret_idx", and converting output param from source_range * to
9598 2016-08-16 David Malcolm <dmalcolm@redhat.com>
9600 * input.c (class selftest::temp_source_file): Move to
9602 (selftest::temp_source_file::temp_source_file): Move to
9604 (selftest::temp_source_file::~temp_source_file): Likewise.
9605 * selftest.c (selftest::temp_source_file::temp_source_file): Move
9607 (selftest::temp_source_file::~temp_source_file): Likewise.
9608 * selftest.h (class selftest::temp_source_file): Move here from
9611 2016-08-16 Jakub Jelinek <jakub@redhat.com>
9614 * tree-cfg.c (execute_fixup_cfg): Add node variable, use it. Before
9615 inlining, add cgraph edge for the added __builtin_unreachable call.
9618 * expmed.c (expand_mult_const): Change val_so_far's type to UHWI,
9619 only cast it to SHWI for the final comparison.
9621 2016-08-16 Martin Liska <mliska@suse.cz>
9623 PR gcov-profile/36412
9624 * doc/gcov.texi: Document --hash-filenames(-x).
9625 * gcov.c (print_usage): Add the option.
9626 (process_args): Process the option, sort options alphabetically.
9627 (md5sum_to_hex): New function.
9628 (make_gcov_file_name): Do the md5sum and append it to a
9631 2016-08-16 Bin Cheng <bin.cheng@arm.com>
9633 PR tree-optimization/69848
9634 * config/aarch64/aarch64-simd.md (vcond<mode><mode>): Invert NE
9635 and swtich operands to avoid additional NOT instruction.
9636 (vcond<v_cmp_mixed><mode>): Ditto.
9637 (vcondu<mode><mode>, vcondu<mode><v_cmp_mixed>): Ditto.
9639 2016-08-16 Eric Botcazou <ebotcazou@adacore.com>
9641 * doc/install.texi (*-*-solaris2*): Adjust latest change.
9643 2016-08-16 Richard Biener <rguenther@suse.de>
9645 PR tree-optimization/76783
9646 * tree-ssa-propagate.c (ssa_prop_init): Use RPO order. Clear
9647 BB visited flags at start.
9649 2016-08-16 Bin Cheng <bin.cheng@arm.com>
9651 PR tree-optimization/72817
9652 PR tree-optimization/73450
9653 * tree-ssa-loop-niter.c (number_of_iterations_ne): Check
9654 multiple_of_p for adjusted IV.base.
9656 2016-08-15 Uros Bizjak <ubizjak@gmail.com>
9659 * config/i386/sse.md (<code><mode>3<mask_name><round_saeonly_name>):
9660 Emit ieee_<ieee_maxmin><mode>3<mask_name><round_saeonly_name>
9661 for !flag_finite_math_only or flag_signed_zeros.
9662 (*<code><mode>3<mask_name><round_saeonly_name>): Rename from
9663 *<code><mode>3_finite<mask_name><round_saeonly_name>. Do not
9664 depend on flag_finite_math_only.
9665 (ieee_<ieee_maxmin><mode>3<mask_name><round_saeonly_name>):
9667 (*<code><mode>3<mask_name><round_saeonly_name>): Remove.
9668 (*ieee_smin<mode>3): Ditto.
9669 (*ieee_smax<mode>3): Ditto.
9670 * config/i386/mmx.md (mmx_<code>v2sf3): Emit
9671 mmx_ieee_<ieee_maxmin>v2sf3 for !flag_finite_math_only or
9673 (*mmx_<code>v2sf3): Rename from *mmx_<code>v2sf3_finite. Do not
9674 depend on flag_finite_math_only.
9675 (mmx_ieee_<ieee_maxmin>v2sf3): New insn pattern.
9676 (*mmx_<code>v2sf3): Remove.
9677 * config/i386/subst.md (round_saeonly_mask_arg3): New subst attribute.
9678 * config/i386/i386.c (ix86_expand_sse_fp_mimnax): Check
9679 flag_signed_zeros instead of !flag_unsafe_math_optimizations.
9681 2016-08-15 Segher Boessenkool <segher@kernel.crashing.org>
9683 PR rtl-optimization/73650
9684 * lra-constraints.c (simple_move_p): If the insn is multiple_sets
9685 it is not a simple move.
9687 2016-08-15 Martin Liska <mliska@suse.cz>
9690 * gcc.c (do_spec_1): Call save_string with the right size.
9691 (save_string): Do an assert about string we copy.
9693 2016-08-15 Richard Biener <rguenther@suse.de>
9695 * ree.c (rest_of_handle_ree): Remove redundant timevar push/pop.
9696 * config/i386/i386.c (pass_data_insert_vzeroupper): Account to
9698 (pass_data_stv): Likewise.
9700 2016-08-15 Richard Biener <rguenther@suse.de>
9702 PR tree-optimization/73434
9703 * tree-ssa-sccvn.c (vn_reference_maybe_forwprop_address): Preserve
9704 TBAA info on the base when forwarding a non-invariant address.
9706 2016-08-15 Jakub Jelinek <jakub@redhat.com>
9708 * dwarf2out.c (struct checksum_attributes): Add
9709 at_string_length_bit_size and at_string_length_byte_size fields.
9710 (collect_checksum_attributes): Handle DW_AT_string_length_bit_size
9711 and DW_AT_string_length_byte_size.
9712 (die_checksum_ordered): Handle at_string_length_bit_size and
9713 at_string_length_byte_size.
9714 (gen_array_type_die): For dwarf_version >= 5 emit
9715 DW_AT_string_length_byte_size instead of DW_AT_byte_size.
9716 (adjust_string_types): For dwarf_version >= 5 remove
9717 DW_AT_string_length_byte_size instead of DW_AT_byte_size.
9718 (resolve_addr): Likewise.
9721 * dwarf2out.c (string_types): New variable.
9722 (gen_array_type_die): Change early_dwarf handling of
9723 DW_AT_string_length, create DW_OP_call4 referencing the
9724 length var temporarily. Handle parameters that are pointers
9726 (adjust_string_types): New function.
9727 (gen_subprogram_die): Temporarily set string_types to local var,
9728 call adjust_string_types if needed.
9729 (non_dwarf_expression, copy_deref_exprloc, optimize_string_length):
9731 (resolve_addr): Adjust DW_AT_string_length if it is DW_OP_call4.
9733 2016-08-15 Eric Botcazou <ebotcazou@adacore.com>
9735 * doc/install.texi (*-*-solaris2*): Fix version number and document
9736 requirement on GNU make for building libjava with the Solaris linker.
9738 2016-08-15 Martin Liska <mliska@suse.cz>
9739 Jakub Jelinek <jakub@redhat.com>
9741 PR tree-optimization/72824
9742 * tree-loop-distribution.c (const_with_all_bytes_same)
9743 <case VECTOR_CST>: Fix a typo.
9745 2016-08-14 Uros Bizjak <ubizjak@gmail.com>
9748 * config/i386/avx512fintrin.h (_mm512_undefined_epi32):
9749 Renamed from _mm512_undefined_si512.
9750 (_mm_undefined_si512): New definition.
9752 2016-08-13 Richard Biener <rguenther@suse.de>
9754 * tree-ssa-forwprop.c (pass_forwprop::execute): Propagate
9755 into PHIs and update the lattice for its def.
9757 2016-08-12 Jakub Jelinek <jakub@redhat.com>
9760 * ubsan.c (instrument_si_overflow): Pass true instead of false
9762 (pass_ubsan::execute): Call gimple_purge_dead_eh_edges at the end
9763 of bbs. Return TODO_cleanup_cfg if any returned true.
9765 2016-08-12 Michael Meissner <meissner@linux.vnet.ibm.com>
9767 * config/rs6000/vsx.md (vsx_concat_<mode>): Add support for the
9768 ISA 3.0 MTVSRDD instruction.
9769 (vsx_splat_<mode>): Change cpu type of MTVSRDD instruction to
9772 2016-08-12 Bernd Edlinger <bernd.edlinger@hotmail.de>
9774 PR tree-optimization/71083
9775 * tree-predcom.c (ref_at_iteration): Use a COMPONENT_REF for the
9776 bitfield access when possible.
9778 2016-08-12 Patrick Palka <ppalka@gcc.gnu.org>
9781 * match.pd ((T)A CMP (T)B -> A CMP B): Allow (T)A to be a
9782 sign-changing cast from a shorter unsigned type to a wider
9785 2016-08-12 Jakub Jelinek <jakub@redhat.com>
9787 * config/i386/sse.md (avx512dq_vextract<shuffletype>64x2_1_maskm,
9788 vec_extract_hi_<mode>_mask, vec_extract_lo_<mode>_mask,
9789 vec_extract_hi_<mode>_mask): Use Yk constraint instead of k.
9791 2016-08-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9793 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost):
9794 Correct costs for vec_construct.
9796 2016-08-12 Bin Cheng <bin.cheng@arm.com>
9798 PR tree-optimization/69848
9799 * tree-vectorizer.h (enum vect_def_type): New condition reduction
9800 type CONST_COND_REDUCTION.
9801 * tree-vect-loop.c (vectorizable_reduction): Support new condition
9802 reudction type CONST_COND_REDUCTION.
9804 2016-08-12 Richard Biener <rguenther@suse.de>
9806 PR tree-optimization/57326
9807 * tree-ssa-pre.c (fully_constant_expression): Handle simplification
9808 returning an SSA name.
9809 (phi_translate_1): When fully_constant_expression returns a NAME
9810 make sure we have a leader for it.
9812 2016-08-12 Martin Liska <mliska@suse.cz>
9813 Adam Fineman <afineman@afineman.com>
9815 * gcov.c (process_file): Create .gcov file when .gcda
9818 2016-08-12 Marek Polacek <polacek@redhat.com>
9821 * alias.c (find_base_value): Adjust fall through comment.
9822 * cfgexpand.c (expand_debug_expr): Likewise.
9823 * combine.c (find_split_point): Likewise.
9824 (expand_compound_operation): Likewise. Add FALLTHRU.
9825 (make_compound_operation): Adjust fall through comment.
9826 (canon_reg_for_combine): Add FALLTHRU.
9827 (force_to_mode): Adjust fall through comment.
9828 (simplify_shift_const_1): Likewise.
9829 (simplify_comparison): Likewise.
9830 * config/aarch64/aarch64-builtins.c (aarch64_simd_expand_args): Add
9832 * config/aarch64/predicates.md: Likewise.
9833 * config/i386/i386.c (function_arg_advance_32): Likewise.
9834 (ix86_gimplify_va_arg): Likewise.
9835 (print_reg): Likewise.
9836 (ix86_print_operand): Likewise.
9837 (ix86_build_const_vector): Likewise.
9838 (ix86_expand_branch): Likewise.
9839 (ix86_sched_init_global): Adjust fall through comment.
9840 (ix86_expand_args_builtin): Add FALLTHRU.
9841 (ix86_expand_builtin): Likewise.
9842 (ix86_expand_vector_init_one_var): Likewise.
9843 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
9844 (rs6000_adjust_cost): Likewise.
9845 (insn_must_be_first_in_group): Likewise.
9846 * config/rs6000/rs6000.md: Likewise. Adjust fall through comment.
9847 * dbxout.c (dbxout_symbol): Adjust fall through comment.
9848 * df-scan.c (df_uses_record): Likewise.
9849 * dojump.c (do_jump): Add FALLTHRU.
9850 * dwarf2out.c (mem_loc_descriptor): Likewise. Adjust fall through
9852 (resolve_args_picking_1): Adjust fall through comment.
9853 (loc_list_from_tree_1): Likewise.
9854 * expmed.c (make_tree): Likewise.
9855 * expr.c (expand_expr_real_2): Add FALLTHRU.
9856 (expand_expr_real_1): Likewise. Adjust fall through comment.
9857 * fold-const.c (const_binop): Adjust fall through comment.
9858 (fold_truth_not_expr): Likewise.
9859 (fold_cond_expr_with_comparison): Add FALLTHRU.
9860 (fold_binary_loc): Likewise.
9861 (contains_label_1): Adjust fall through comment.
9862 (multiple_of_p): Likewise.
9863 * gcov-tool.c (process_args): Add FALLTHRU.
9864 * genattrtab.c (check_attr_test): Likewise.
9865 (write_test_expr): Likewise.
9866 * genconfig.c (walk_insn_part): Likewise.
9867 * genpreds.c (validate_exp): Adjust fall through comment.
9868 (needs_variable): Likewise.
9869 * gensupport.c (get_alternatives_number): Add FALLTHRU.
9870 (subst_dup): Likewise.
9871 * gimple-pretty-print.c (dump_gimple_assign): Likewise.
9872 * gimplify.c (gimplify_addr_expr): Adjust fall through comment.
9873 (gimplify_scan_omp_clauses): Add FALLTHRU.
9874 (goa_stabilize_expr): Likewise.
9875 * graphite-isl-ast-to-gimple.c (substitute_ssa_name): Adjust fall
9877 * hsa-gen.c (get_address_from_value): Likewise.
9878 * ipa-icf.c (sem_function::hash_stmt): Likewise.
9879 * ira.c (ira_setup_alts): Add FALLTHRU.
9880 * lra-eliminations.c (lra_eliminate_regs_1): Adjust fall through
9882 * lto-streamer-out.c (lto_output_tree_ref): Add FALLTHRU.
9883 * opts.c (common_handle_option): Likewise.
9884 * read-rtl.c (read_rtx_code): Likewise.
9885 * real.c (round_for_format): Likewise.
9886 * recog.c (asm_operand_ok): Likewise.
9887 * reginfo.c (reg_scan_mark_refs): Adjust fall through comment.
9888 * reload1.c (set_label_offsets): Likewise.
9889 (eliminate_regs_1): Likewise.
9890 (reload_reg_reaches_end_p): Likewise.
9891 * rtlanal.c (commutative_operand_precedence): Add FALLTHRU.
9892 (rtx_cost): Likewise.
9893 * sched-rgn.c (is_exception_free): Likewise.
9894 * simplify-rtx.c (simplify_rtx): Adjust fall through comment.
9895 * stor-layout.c (int_mode_for_mode): Likewise.
9896 * toplev.c (print_to_asm_out_file): Likewise.
9897 (print_to_stderr): Likewise.
9898 * tree-cfg.c (gimple_verify_flow_info): Likewise.
9899 * tree-chrec.c (chrec_fold_plus_1): Add FALLTHRU.
9900 (chrec_fold_multiply): Likewise.
9901 (evolution_function_is_invariant_rec_p): Likewise.
9902 (for_each_scev_op): Likewise.
9903 * tree-data-ref.c (siv_subscript_p): Likewise.
9904 (get_references_in_stmt): Likewise.
9905 * tree.c (find_placeholder_in_expr): Adjust fall through comment.
9906 (substitute_in_expr): Likewise.
9907 (type_cache_hasher::equal): Likewise.
9908 (walk_type_fields): Likewise.
9909 * var-tracking.c (adjust_mems): Add FALLTHRU.
9910 (set_dv_changed): Adjust fall through comment.
9911 * varasm.c (default_function_section): Add FALLTHRU.
9913 2016-08-12 Marek Polacek <polacek@redhat.com>
9916 * tree-complex.c (expand_complex_division): Add missing break.
9918 2016-08-12 Richard Biener <rguenther@suse.de>
9920 * passes.c (execute_todo): Do not push/pop TV_TODO.
9921 (execute_one_ipa_transform_pass): Move timevar push/pop TODO execution.
9922 (execute_one_pass): Likewise.
9923 * common.opt (ftime-report-details): New switch.
9924 * doc/invoke.texi (ftime-report-details): Document.
9925 * timevar.h (timer::print_row): Adjust signature.
9926 (timer::all_zero): New static helper.
9927 (timer::child_map_t): New typedef.
9928 (timer::time_var_def): Add children field.
9929 * timevar.c (timer::named_items::print): Adjust.
9930 (timer::~timer): Free timevar recorded children.
9931 (timer::pop_internal): When -ftime-report-details record
9932 time spent in sub-timevars.
9933 (timer::print_row): Adjust.
9934 (timer::print): Print sub-timevar stats, use all_zero.
9935 * timevar.def (TV_TODO): Remove.
9937 2016-08-12 Richard Biener <rguenther@suse.de>
9939 PR tree-optimization/72851
9940 * tree-ssa-propagate.c: Include cfganal.h. Rewrite block and stmt
9941 worklists to use bitmaps indexed in execution order.
9942 (executable_blocks, cfg_blocks_num, cfg_blocks_tail, cfg_blocks_head,
9943 bb_in_list, interesting_ssa_edges, varying_ssa_edges): Remove.
9944 (cfg_blocks): Make a bitmap.
9945 (bb_to_cfg_order, cfg_order_to_bb, ssa_edge_worklist, uid_to_stmt):
9947 (cfg_blocks_empty_p): Adjust.
9948 (cfg_blocks_add): Likewise.
9949 (cfg_blocks_get): Likewise.
9950 (add_ssa_edge): Likewise.
9951 (add_control_edge): Likewise.
9952 (simulate_stmt): Likewise.
9953 (process_ssa_edge_worklist): Likewise.
9954 (simulate_block): Likewise.
9955 (ssa_prop_init): Compute PRE order and stmt UIDs.
9956 (ssa_prop_fini): Adjust.
9957 (ssa_propagate): Adjust.
9959 2016-08-12 Richard Biener <rguenther@suse.de>
9961 * tree-vrp.c (vrp_visit_phi_node): Allow a last iteration if
9962 the currently executable edges have fixed ranges. Always
9963 go through update_value_range.
9965 2016-08-12 Alexandre Oliva <aoliva@redhat.com>
9969 (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Const_tree-ify.
9970 (LANG_HOOKS_FUNCTION_DECL_DELETED_P): Likewise.
9971 (LANG_HOOKS_FUNCTION_DECL_DEFAULTED): Set default.
9972 (LANG_HOOKS_DECLS): Add it.
9973 * langhooks.h (struct lang_hooks_for_decls): Add
9974 function_decl_defaulted. Const_tree-ify
9975 function_decl_explicit_p and function_decl_deleted_p.
9976 * dwarf2out.c (gen_subprogram_die): Add DW_AT_defaulted
9977 attribute. Add DW_AT_deleted instead of DW_AT_GNU_deleted,
9978 also at strict DWARF v5.
9981 * dwarf2out.c (decl_quals): Don't map TREE_READONLY to
9982 TYPE_QUAL_CONST in reference-typed decls.
9985 * dwarf2out.c (loc_list_from_tree_1): Expand some CONSTRUCTORs
9986 in DW_OP_pieces, just enough to handle pointers to member
9988 (gen_remaining_tmpl_value_param_die_attribute): Use a location
9989 expression on DWARFv5 if a constant value doesn't work.
9991 2016-08-11 David Malcolm <dmalcolm@redhat.com>
9993 * selftest-run-tests.c (selftest::run_tests): Call selftest_c_tests.
9994 * selftest.c (selftest::test_assertions): New function.
9995 (selftest::selftest_c_tests): New function.
9996 * selftest.h (selftest::selftest_c_tests): New declaration.
9998 2016-08-11 Richard Biener <rguenther@suse.de>
9999 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10001 PR rtl-optimization/72855
10002 * df-core.c (df_verify): Turn off DF_VERIFY_SCHEDULED at end.
10004 2016-08-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10007 * vsx.md (vsx_load_<mode>): For P8LE, emit swaps at expand time.
10008 (vsx_store_<mode>): Likewise.
10010 2015-08-11 H.J. Lu <hongjiu.lu@intel.com>
10012 * config/i386/i386.c (timode_scalar_to_vector_candidate_p): Allow
10013 TImode CONST_WIDE_INT store.
10014 (timode_scalar_chain::convert_insn): Handle CONST_WIDE_INT store.
10016 2015-08-11 H.J. Lu <hongjiu.lu@intel.com>
10018 * config/i386/i386.h (MOVE_MAX_PIECES): Use TImode in 64-bit
10019 mode if unaligned SSE load and store are optimal.
10021 2016-08-11 Bernd Edlinger <bernd.edlinger@hotmail.de>
10023 PR tree-optimization/71083
10024 * tree-predcom.c (ref_at_iteration): Correctly align the
10027 2016-08-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10029 * config/s390/s390-builtin-types.def: Add INT128 types.
10030 * config/s390/s390-builtins.def: Add INT128 variants for the add
10031 sub low-level builtins dealing with TImode.
10032 * config/s390/s390.c (s390_expand_builtin): Allow mode conversions
10033 via subreg when expanding a builtin.
10034 * config/s390/s390.md: Remove UNSPEC_VEC_ADDC_U128,
10035 UNSPEC_VEC_SUB_U128, and UNSPEC_VEC_SUBC_U128 constants.
10037 * config/s390/vecintrin.h: Adjust builtin names accordingly.
10038 * config/s390/vx-builtins.md ("vec_add_u128"): Remove expander.
10039 ("vec_addc<mode>", "vec_addc_u128"): Merge to
10040 "vacc<bhfgq>_<mode>".
10041 ("vec_adde_u128"): Rename to "vacq". Change mode to TImode.
10042 ("vec_addec_u128"): Rename to "vacccq". Change mode to TImode.
10043 ("vec_subc<mode>", "vec_subc_u128"): Merge to
10044 "vscbi<bhfgq>_<mode>".
10045 ("vec_sube_u128"): Rename to "vsbiq". Change mode to TImode.
10046 ("vec_subec_u128"): Rename to "vsbcbiq". Change mode to TImode.
10048 2016-08-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10050 * config/s390/s390-builtins.def: Mark last operand of s390_vlvg*
10052 2016-08-11 Bin Cheng <bin.cheng@arm.com>
10054 * config/aarch64/aarch64-simd.md (vcond<mode><mode>): Delete
10055 unused declaration.
10056 (vcond<v_cmp_mixed><mode>): Ditto.
10057 (vcondu<mode><mode>, vcondu<mode><v_cmp_mixed>): Ditto.
10059 2016-08-11 Bin Cheng <bin.cheng@arm.com>
10061 * config/aarch64/aarch64-simd.md (vec_cmp<mode><v_cmp_result>): Init
10062 variable explicitly, also assert on it before use.
10064 2016-08-11 Richard Biener <rguenther@suse.de>
10066 PR tree-optimization/72772
10067 * cfgloopmanip.c (create_preheader): Use split_edge if there
10068 is a single loop entry, avoiding degenerate PHIs.
10070 2016-08-11 Richard Biener <rguenther@suse.de>
10072 * tree-ssa-threadbackward.c (pass_data_thread_jumps): Remove
10073 unconditional TODO_cleanup_cfg.
10074 (pass_thread_jumps::execute): Initialize loops, perform a CFG
10075 cleanup only if we threaded a jump.
10077 2016-08-11 Alan Modra <amodra@gmail.com>
10080 * lra-constraints.c (simplify_operand_subreg): Allow subreg
10081 mode for mem when SLOW_UNALIGNED_ACCESS if inner mode is also
10082 slow. Emit two reloads for slow mem case, first loading in
10083 fast innermode, then converting to required mode.
10085 2016-08-10 Kelvin Nilsen <kelvin@gcc.gnu.org>
10087 * config/rs6000/altivec.h (vec_extract_exp): New macro.
10088 (vec_extract_sig): New macro.
10089 (vec_insert_exp): New macro.
10090 (vec_test_data_class): New macro.
10091 (scalar_extract_exp): New macro.
10092 (scalar_extract_sig): New macro.
10093 (scalar_insert_exp): New macro.
10094 (scalar_test_data_class): New macro.
10095 (scalar_test_neg): New macro.
10096 (scalar_cmp_exp_gt): New macro.
10097 (scalar_cmp_exp_lt): New macro.
10098 (scalar_cmp_exp_eq): New macro.
10099 (scalar_cmp_exp_unordered): New macro.
10100 * config/rs6000/predicates.md (u7bit_cint_operand): New predicate
10101 to enforce constraint that operand is a 7-bit unsigned literal.
10102 * config/rs6000/rs6000-builtin.def (BU_P9V_64BIT_VSX_1): New macro
10103 for power9 built-ins.
10104 (BU_P9V_VSX_2): Likewise.
10105 (BU_P9V_64BIT_VSX_2): Likewise.
10106 (VSEEDP): Add scalar extract exponent support.
10107 (VSEESP): Add scalar extract signature support.
10108 (VSTDCNDP): Add scalar test negative support.
10109 (VSTDCNSP): Likewise.
10110 (VSIEDP): Add scalar insert exponent support.
10111 (VSCEDPGT): Add scalar compare exponent greater than support.
10112 (VSCEDPLT): Add scalar compare exponent less than support.
10113 (VSCEDPEQ): Add scalar compare exponent test-for-equality support.
10114 (VSCEDPUO): Add scalar compare exponent test-for-unordered support.
10115 (VSTDCDP): Add scalar test data class support.
10116 (VSTDCSP): Likewise.
10117 (VSEEDP): Add overload support for scalar extract exponent
10119 (VSESDP): Add overload support for scalar extract signature
10121 (VSTDCN): Add overload support for scalar test negative
10123 (VSTDCNDP): Add overload support for scalar test negative
10125 (VSTDCNSP): Add overload support for scalar test negative
10127 (VSIEDP): Add overload support for scalar insert exponent
10129 (VSTDC): Add overload support for scalar test data class
10131 (VSTDCDP): Add overload support for scalar test data class
10133 (VSTDCSP): Add overload support for scalar test data class
10135 (VSCEDPGT): Add overload support for scalar compare exponent
10136 greater than operation.
10137 (VSCEDPLT): Add overload support for scalar compare exponent
10138 less than operation.
10139 (VSCEDPEQ): Add overload support for scalar compare exponent
10140 test-for-equality operation.
10141 (VSCEDPUO): Add overload support for scalar compare exponent
10142 test-for-unordered operation.
10143 (VEEDP): Add vector extract exponent support.
10145 (VESDP): Add vector extract significand support.
10147 (VIEDP): Add vector insert exponent support.
10149 (VTDCDP): Add vector test data class support.
10150 (VTDCSP): Likewise.
10151 (VES): Add overload support for vector extract significand operation.
10154 (VEE): Add overload support for vector extract exponent operation.
10157 (VTDC): Add overload support for vector test data class operation.
10158 (VTDCDP): Likewise.
10159 (VTDCSP): Likewise.
10160 (VIE): Add overload support for vector insert exponent operation.
10163 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
10164 overloaded binary floating point functions.
10165 (altivec_resolve_overloaded_builtin): Improve error messages to
10166 distinguish between functions not supported in the current
10167 compiler configuration and functions that were invoked with an
10168 invalid parameter combination, and include the built-in function
10169 name in both error messages.
10170 * config/rs6000/rs6000-protos.h (rs6000_overloaded_builtin_name):
10172 * config/rs6000/rs6000.c (rs6000_overloaded_builtin_name): New
10174 (rs6000_expand_binop_builtin): Add check to enforce that argument
10175 2 of the test data class operations is a 7-bit unsigned literal.
10176 (rs6000_invalid_builtin): Add code to issue an error message if a
10177 built-in function that requires the power9_vector and -m32
10178 command-line options is compiled without these options.
10179 * config/rs6000/vsx.md (UNSPEC_VSX_SXEXPDP): New value.
10180 (UNSPEC_VSX_SXSIGDP): New value.
10181 (UNSPEC_VSX_SXSIGPDP): New value.
10182 (UNSPEC_VSX_SIEXPDP): New value.
10183 (UNSPEC_VSX_SCMPEXPDP): New value.
10184 (UNSPEC_VSX_STSTDC): New value.
10185 (UNSPEC_VSX_VXEXP): New value.
10186 (UNSPEC_VSX_VXSIG): New value.
10187 (UNSPEC_VSX_VIEXP): New value.
10188 (UNSPEC_VSX_VTSTDC): New value.
10189 (xsxexpdp): New insn for scalar extract exponent.
10190 (xsxsigdp): New insn for scalar extract significand.
10191 (xsiexpdp): New insn for scalar insert exponent.
10192 (xscmpexpdp_<code>): New expansion for scalar compare exponents.
10193 (*xscmpexpdp): New insn for scalar compare exponents.
10194 (xststdc<Fvsx): New expansion for both single- and
10195 double-precision scalar test data class operations.
10196 (xststdcneg<Fvsx>): New expansion for both single- and
10197 double-precision scalar test for negative value operations.
10198 (*xststdc<Fvsx>): New insn for scalar test data class
10200 (xvxexp<VSs>): New insn for single- and double-precision
10201 vector extract exponent operation.
10202 (xvxsig<VSs>): New insn for single- and double-precision
10203 vector extract significand operation.
10204 (xviexp<VSs>): New insn for single- and double-precision
10205 vector insert exponent operation.
10206 (xvtstdc<VSs>): New insn for single- and double-precision
10207 vector test data class operation.
10208 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
10209 built-in functions to represent the Power9 binary floating-point
10210 support instructions.
10212 2016-08-10 bin cheng <bin.cheng@arm.com>
10214 * doc/sourcebuild.texi (@item vect_cond_mixed): New item.
10216 2016-08-10 Alan Lawrence <alan.lawrence@arm.com>
10217 Renlin Li <renlin.li@arm.com>
10218 Bin Cheng <bin.cheng@arm.com>
10220 * config/aarch64/iterators.md (V_cmp_mixed, v_cmp_mixed): New.
10221 * config/aarch64/aarch64-simd.md (<su><maxmin>v2di3): Call
10222 gen_vcondv2div2di instead of gen_aarch64_vcond_internalv2div2di.
10223 (aarch64_vcond_internal<mode><mode>): Delete pattern.
10224 (aarch64_vcond_internal<VDQF_COND:mode><VDQF:mode>): Ditto.
10225 (vcond<v_cmp_result><mode>): Ditto.
10226 (vcond<mode><mode>): Re-implement using vec_cmp and vcond_mask.
10227 (vcondu<mode><mode>): Ditto.
10228 (vcond<v_cmp_mixed><mode>): New pattern.
10229 (vcondu<mode><v_cmp_mixed>): New pattern.
10230 (aarch64_cmtst<mode>): Revise comment using aarch64_vcond instead
10231 of aarch64_vcond_internal.
10233 2016-08-10 Alan Lawrence <alan.lawrence@arm.com>
10234 Renlin Li <renlin.li@arm.com>
10235 Bin Cheng <bin.cheng@arm.com>
10237 * config/aarch64/aarch64-simd.md (vec_cmp<mode><mode>): New pattern.
10238 (vec_cmp<mode><v_cmp_result>): New pattern.
10239 (vec_cmpu<mode><mode>): New pattern.
10240 (vcond_mask_<mode><v_cmp_result>): New pattern.
10242 2016-08-10 Yuri Rumyantsev <ysrumyan@gmail.com>
10244 PR tree-optimization/71734
10245 * tree-ssa-loop-im.c (ref_indep_loop_p): Add new argument
10246 REF_LOOP, invoke ref_indep_loop_p_1.
10247 (outermost_indep_loop): Pass LOOP argumnet where REF was defined
10248 to ref_indep_loop_p.
10249 (ref_indep_loop_p_1): Fix commentary, add argument REF_LOOP,
10250 combine it with ref_indep_lopp_p_2, update SAFELEN if only REF
10251 is inside LOOP, do not cache dpendence value for loops with
10253 (ref_indep_loop_p_2): Delete function.
10254 (can_sm_ref_p): Pass LOOP as additional argument to
10257 2016-08-10 Michael Meissner <meissner@linux.vnet.ibm.com>
10260 * config/rs6000/rs6000.c (mem_operand_ds_form): Add check for op
10261 being an offsettable address.
10263 2016-08-10 Martin Liska <mliska@suse.cz>
10265 PR gcov-profile/58306
10266 * tree-profile.c (gimple_init_edge_profiler): Create conditionally
10267 atomic variants of profile update functions.
10269 2016-08-10 Martin Liska <mliska@suse.cz>
10271 Cherry picked (and modified) from google-4_7 branch
10272 2012-12-26 Rong Xu <xur@google.com>
10273 * common.opt (fprofile-update): Add new flag.
10274 * coretypes.h: Define enum profile_update.
10275 * doc/invoke.texi: Document -fprofile-update.
10276 * gcov-io.h: Declare GCOV_TYPE_ATOMIC_FETCH_ADD and
10277 GCOV_TYPE_ATOMIC_FETCH_ADD_FN.
10278 * tree-profile.c (gimple_init_edge_profiler): Generate
10279 also atomic profiler update.
10280 (gimple_gen_edge_profiler): Likewise.
10282 2016-08-10 David Malcolm <dmalcolm@redhat.com>
10284 * toplev.c (finalize): Set aux_info_file, asm_out_file, and
10285 stack_usage_file to NULL after fclose calls.
10287 2016-08-10 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
10290 * reload.c (push_reload): Compute subreg_in_class for
10291 subregs of constants and plus expressions. Remove special
10292 handling of SYMBOL_REFs.
10294 2016-08-10 Alan Modra <amodra@gmail.com>
10297 * config/rs6000/rs6000.h (HARD_REGNO_CALLER_SAVE_MODE): Return
10298 SImode for TARGET_E500_DOUBLE when given SImode.
10300 2016-08-09 David Wohlferd <dw@LimeGreenSocks.com>
10302 * config/i3836/avx512fintrin.h (_mm512_cvtsepi64_epi32): Remove
10303 unused variable __O.
10305 2016-08-09 Martin Liska <mliska@suse.cz>
10307 * doc/gcov.texi: Change _gcov_dump to __gcov_dump and
10308 _gcov_reset to __gcov_reset.
10309 * doc/gcov-tool.texi: Fix typo.
10311 2016-08-09 Martin Liska <mliska@suse.cz>
10313 * value-prof.c (gimple_divmod_values_to_profile): Do not
10314 instrument MOD histogram if a value is not a SSA name.
10316 2016-08-09 Martin Liska <mliska@suse.cz>
10318 * value-prof.c (dump_histogram_value): Swap pow2 and non-pow2
10321 2016-08-09 Renlin Li <renlin.li@arm.com>
10323 PR middle-end/64971
10324 * calls.c (prepare_call_address): Convert funexp to Pmode when
10326 * config/aarch64/aarch64.md (sibcall): Remove fix for PR 64971.
10327 (sibcall_value): Likewise.
10329 2016-08-09 Marek Polacek <polacek@redhat.com>
10332 * cselib.c (cselib_expand_value_rtx_1): Add return.
10333 * gengtype.c (dbgprint_count_type_at): Likewise.
10334 * hsa-gen.c (gen_hsa_insn_for_internal_fn_call): Likewise.
10335 * reg-stack.c (get_true_reg): Restructure to avoid fallthrough warning.
10337 2016-08-09 Martin Jambor <mjambor@suse.cz>
10340 * ipa-polymorphic-call.c (get_dynamic_type): Bail out gracefully
10341 if instance is a MEM_REF.
10343 2016-08-09 Uros Bizjak <ubizjak@gmail.com>
10346 * config/i386/i386.md (*movtf_internal): Use
10347 lra_in_progress || reload_completed instead of !can_create_pseudo_p
10348 in the insn constraint.
10349 (*movxf_internal): Ditto.
10350 (*movdf_internal): Ditto.
10351 (*movsf_internal): Ditto.
10353 2016-08-09 Bin Cheng <bin.cheng@arm.com>
10355 PR tree-optimization/72772
10356 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
10359 2016-08-09 Bin Cheng <bin.cheng@arm.com>
10361 PR tree-optimization/72772
10362 * tree-ssa-loop-niter.h (simplify_using_initial_conditions): Delete
10364 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Delete
10365 parameter STOP and update calls. Move expand_simple_operations
10366 function call from here...
10367 (simplify_using_initial_conditions): ...to here. Delete parameter
10369 (tree_simplify_using_condition): Delete parameter STOP.
10370 * tree-scalar-evolution.c (simple_iv_with_niters): Update call to
10371 simplify_using_initial_conditions.
10373 2016-08-09 Matthew Fortune <matthew.fortune@imgtec.com>
10376 * config/mips/mips.c (mips_atomic_assign_expand_fenv):
10377 Use create_tmp_var_raw instead of create_tmp_var.
10379 2016-08-09 Richard Biener <rguenther@suse.de>
10381 * tree-ssa-threadbackward.c (profitable_jump_thread_path):
10382 Treat same SSA names related.
10384 2016-08-09 Jakub Jelinek <jakub@redhat.com>
10386 PR tree-optimization/72824
10387 * tree-loop-distribution.c (const_with_all_bytes_same): Verify
10388 real_zerop is not negative.
10390 2016-08-09 Richard Biener <rguenther@suse.de>
10392 PR tree-optimization/71802
10393 * tree-cfgcleanup.c (cleanup_tree_cfg_bb): Make sure to catch
10394 all merge opportunities with the predecessor.
10396 2016-08-09 Richard Biener <rguenther@suse.de>
10399 * ipa-prop.c (ipa_modify_formal_parameters): Build
10400 parameter types with natural alignment also for the
10403 2016-08-08 Andi Kleen <ak@linux.intel.com>
10405 * tree-vrp.c (get_single_symbol): Always initialize inv and neg.
10407 2016-08-08 David Malcolm <dmalcolm@redhat.com>
10410 * langhooks-def.h (LANG_HOOKS_RUN_LANG_SELFTESTS): New default
10411 do-nothing langhook.
10412 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_RUN_LANG_SELFTESTS.
10413 * langhooks.h (struct lang_hooks): Add run_lang_selftests.
10414 * selftest-run-tests.c: Include "tree.h" and "langhooks.h".
10415 (selftest::run_tests): Call lang_hooks.run_lang_selftests.
10417 2016-08-08 David Malcolm <dmalcolm@redhat.com>
10420 * input.c: Ensure that HAVE_ICONV is defined.
10422 2016-08-08 Jakub Jelinek <jakub@redhat.com>
10424 PR middle-end/72781
10425 * omp-low.c (lower_lastprivate_clauses): Set TREE_NO_WARNING on the
10426 private vars for lastprivate and for linear iterator.
10428 PR middle-end/68762
10429 * omp-simd-clone.c: Include varasm.h.
10430 (simd_clone_create): Copy over DECL_COMDAT, DECL_WEAK, DECL_EXTERNAL,
10431 DECL_VISIBILITY, DECL_VISIBILITY_SPECIFIED, DECL_DLLIMPORT_P and for
10432 DECL_ONE_ONLY call make_decl_one_only. Fix up spelling in comment and
10433 update function name.
10435 2016-07-29 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
10437 * config/avr/driver-avr.c (specfiles_doc_url): Remove.
10438 (avr_diagnose_devicespecs_error): Remove.
10439 (avr_devicespecs_file): Remove composing absolute path for specfile
10440 and its verbose info. Remove conditions to check specs-file,
10442 2016-08-08 Jakub Jelinek <jakub@redhat.com>
10444 PR rtl-optimization/72821
10445 * lra-spills.c (regno_in_use_p): Don't use BLOCK_FOR_INSN on barriers,
10446 just return false for them.
10448 2016-08-08 Alan Modra <amodra@gmail.com>
10451 * config/rs6000/rs6000.c (toc_relative_expr_p): Allow (lo_sum (high))
10452 toc refs created during reload. Update function comment.
10454 2016-08-08 Alan Modra <amodra@gmail.com>
10457 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Sort
10458 alternatives. Put loads first, then stores, and reg/reg moves
10459 within same class later. Delete attr length.
10461 2016-08-08 Alan Modra <amodra@gmail.com>
10464 * config/rs6000/rs6000.c (mem_operand_gpr): Remove vsx dform test.
10465 (mem_operand_ds_form): New predicate.
10466 * config/rs6000/rs6000-protos.h (mem_operand_ds_form): Declare.
10467 * config/rs6000/constraints.md (wY): Use mem_operand_df_form.
10468 * config/rs6000/predicates.md (offsettable_mem_14bit_operand): Delete.
10469 * config/rs6000/rs6000.md (f32_lm2, f32_sm2): Use wY for SF.
10470 (extendsfdf2_fpr): Replace o constraint with wY.
10472 2016-08-07 Jan Hubicka <hubicka@ucw.cz>
10474 * tree-ssa-threadbackward.c: Include tree-inline.h
10475 (profitable_jump_thread_path): Use estimate_num_insns to estimate
10476 size of copied block; for cold paths reduce duplication.
10477 (find_jump_threads_backwards): Remove redundant tests.
10478 (pass_thread_jumps::gate): Enable for -Os.
10480 2016-08-07 Jakub Jelinek <jakub@redhat.com>
10483 * stor-layout.c (layout_decl): Fix up formatting.
10484 (relayout_decl): Allow DECL to be FIELD_DECL.
10486 2016-08-07 Alan Modra <amodra@gmail.com>
10488 * config/rs6000/rs6000.md (fix_trunc<mode>si2): Fix mode of reg.
10490 2016-08-07 Kugan Vivekanandarajah <kuganv@linaro.org>
10492 * data-streamer-in.c (streamer_read_wide_int): New.
10493 (streamer_read_widest_int): Renamed function.
10494 * data-streamer-out.c (streamer_write_wide_int): New
10495 (streamer_write_widest_int): Renamed function.
10496 * lto-streamer-in.c (streamer_read_wi): Renamed and moved to
10498 (input_cfg): Call renamed function.
10499 * lto-streamer-out.c (streamer_write_wi): Renamed and moved to
10501 (output_cfg): Call renamed function.
10502 * data-streamer.h: Add declarations.
10504 2016-08-08 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
10506 * tree-ssa-ccp.c (extend_mask): New param sgn.
10507 Remove ORing with wi::mask.
10508 (get_default_value): Adjust call to extend_mask to pass sign.
10509 (evaluate_stmt): Likewise.
10511 2016-08-06 Jakub Jelinek <jakub@redhat.com>
10513 * gcov.c (handle_cycle): Use INTTYPE_MAXIMUM (int64_t) instead of
10516 2016-08-06 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
10518 * match.pd ((intptr_t) x eq/ne CST to x eq/ne (typeof x) cst): Disable
10519 transform if operand's type is pointer to function or method.
10521 2016-08-05 Patrick Palka <ppalka@gcc.gnu.org>
10523 PR tree-optimization/18046
10524 * tree-ssa-threadedge.c: Include cfganal.h.
10525 (simplify_control_statement_condition): If simplifying a
10526 GIMPLE_SWITCH, replace the index operand of the GIMPLE_SWITCH
10527 with the dominating ASSERT_EXPR before handing it off to VRP.
10528 Mention that a CASE_LABEL_EXPR may be returned.
10529 (thread_around_empty_blocks): Adjust to handle
10530 simplify_control_statement_condition() returning a
10532 (thread_through_normal_block): Likewise.
10533 * tree-vrp.c (simplify_stmt_for_jump_threading): Simplify
10534 a switch statement by trying to determine which case label
10537 2016-08-05 Vladimir Makarov <vmakarov@redhat.com>
10539 PR rtl-optimization/69847
10540 * lra-constraints.c (process_invariant_for_inheritance): Save
10541 pattern instead of src.
10542 (remove_inheritance_pseudos): Use the pattern. Add assert.
10544 2016-08-05 David Malcolm <dmalcolm@redhat.com>
10546 * input.c (string_concat::string_concat): New constructor.
10547 (string_concat_db::string_concat_db): New constructor.
10548 (string_concat_db::record_string_concatenation): New method.
10549 (string_concat_db::get_string_concatenation): New method.
10550 (string_concat_db::get_key_loc): New method.
10551 (class auto_cpp_string_vec): New class.
10552 (get_substring_ranges_for_loc): New function.
10553 (get_source_range_for_substring): New function.
10554 (get_num_source_ranges_for_substring): New function.
10555 (class selftest::lexer_test_options): New class.
10556 (struct selftest::lexer_test): New struct.
10557 (class selftest::ebcdic_execution_charset): New class.
10558 (selftest::ebcdic_execution_charset::s_singleton): New variable.
10559 (selftest::lexer_test::lexer_test): New constructor.
10560 (selftest::lexer_test::~lexer_test): New destructor.
10561 (selftest::lexer_test::get_token): New method.
10562 (selftest::assert_char_at_range): New function.
10563 (ASSERT_CHAR_AT_RANGE): New macro.
10564 (selftest::assert_num_substring_ranges): New function.
10565 (ASSERT_NUM_SUBSTRING_RANGES): New macro.
10566 (selftest::assert_has_no_substring_ranges): New function.
10567 (ASSERT_HAS_NO_SUBSTRING_RANGES): New macro.
10568 (selftest::test_lexer_string_locations_simple): New function.
10569 (selftest::test_lexer_string_locations_ebcdic): New function.
10570 (selftest::test_lexer_string_locations_hex): New function.
10571 (selftest::test_lexer_string_locations_oct): New function.
10572 (selftest::test_lexer_string_locations_letter_escape_1): New function.
10573 (selftest::test_lexer_string_locations_letter_escape_2): New function.
10574 (selftest::test_lexer_string_locations_ucn4): New function.
10575 (selftest::test_lexer_string_locations_ucn8): New function.
10576 (selftest::uint32_from_big_endian): New function.
10577 (selftest::test_lexer_string_locations_wide_string): New function.
10578 (selftest::uint16_from_big_endian): New function.
10579 (selftest::test_lexer_string_locations_string16): New function.
10580 (selftest::test_lexer_string_locations_string32): New function.
10581 (selftest::test_lexer_string_locations_u8): New function.
10582 (selftest::test_lexer_string_locations_utf8_source): New function.
10583 (selftest::test_lexer_string_locations_concatenation_1): New
10585 (selftest::test_lexer_string_locations_concatenation_2): New
10587 (selftest::test_lexer_string_locations_concatenation_3): New
10589 (selftest::test_lexer_string_locations_macro): New function.
10590 (selftest::test_lexer_string_locations_stringified_macro_argument):
10592 (selftest::test_lexer_string_locations_non_string): New function.
10593 (selftest::test_lexer_string_locations_long_line): New function.
10594 (selftest::test_lexer_char_constants): New function.
10595 (selftest::input_c_tests): Call the new test functions once per
10596 case within the line_table test matrix.
10597 * input.h (struct string_concat): New struct.
10598 (struct location_hash): New struct.
10599 (class string_concat_db): New class.
10600 * substring-locations.h: New header.
10602 2016-08-05 Patrick Palka <ppalka@gcc.gnu.org>
10604 PR tree-optimization/72810
10605 * tree-vrp.c (simplify_switch_using_ranges): Avoid changing
10606 the type of the case labels when truncating.
10608 2016-08-05 James Greenhalgh <james.greenhalgh@arm.com>
10611 * config/aarch64/aarch64.h (aarch64_fp16_type_node): Declare.
10612 (aarch64_fp16_ptr_type_node): Likewise.
10613 * config/aarch64/aarch64-simd-builtins.c
10614 (aarch64_fp16_ptr_type_node): Define.
10615 (aarch64_init_fp16_types): New, refactored out of...
10616 (aarch64_init_builtins): ...here, update to call
10617 aarch64_init_fp16_types.
10618 * config/aarch64/aarch64.c (aarch64_gimplify_va_arg_expr): Handle
10620 (aapcs_vfp_sub_candidate): Likewise.
10622 2016-08-05 Martin Liska <mliska@suse.cz>
10623 Joshua Cranmer <Pidgeot18@gmail.com>
10625 * gcov.c (line_t::has_block): New function.
10626 (enum loop_type): New enum.
10627 (handle_cycle): New function.
10628 (unblock): Likewise.
10629 (circuit): Likewise.
10630 (get_cycles_count): Likewise.
10631 (accumulate_line_counts): Use new loop detection algorithm.
10633 2016-08-05 Martin Liska <mliska@suse.cz>
10635 * gcov.c (output_intermediate_file): Rename
10636 function_info::line_next to next_file_fn.
10637 (process_file): Likewise.
10638 (read_graph_file): Likewise.
10639 (accumulate_line_counts): Likewise.
10640 (output_lines): Likewise.
10642 2016-08-05 Richard Biener <rguenther@suse.de>
10644 * tree-ssa-threadupdate.c (thread_block_1): Remove unnecessary
10645 restriction on threading to a loop header.
10647 2016-08-05 Richard Biener <rguenther@suse.de>
10649 * tree-cfgcleanup.c (tree_forwarder_block_p): Use bb_loop_header_p.
10650 * cfghooks.c (force_nonfallthru): If we ended up splitting a latch
10651 adjust loop info accordingly.
10653 2016-08-05 Kugan Vivekanandarajah <kuganv@linaro.org>
10655 * tree-vrp.c (extract_range_basic): Check cfun->after_inlining
10656 before folding call to __builtin_constant_p with parameters to false.
10658 2016-08-05 Alan Modra <amodra@gmail.com>
10660 * config/rs6000/rs6000.c (rs6000_preferred_reload_class): Delete
10661 code accidentally committed 2016-05-02 providing class when given
10664 2016-08-04 Patrick Palka <ppalka@gcc.gnu.org>
10666 * tree-vrp.c (simplify_switch_using_ranges): Try to truncate
10667 the case label ranges that partially overlap with OP's value
10670 2016-08-04 Uros Bizjak <ubizjak@gmail.com>
10673 * config/i386/avx512fintrin.h (_mm512_cmp_epi32_mask) [!__OPTIMIZE__]:
10674 Cast builtin function result to __mmask16 instead of __mmask8.
10675 (_mm512_cmp_epu32_mask) [!__OPTIMIZE__]: Ditto.
10676 (_mm512_mask_cmp_epi32_mask) [!__OPTIMIZE__]: Ditto.
10677 (_mm512_mask_cmp_epu32_mask) [!__OPTIMIZE__]: Ditto.
10679 2016-08-04 David Malcolm <dmalcolm@redhat.com>
10681 * selftest.h (ASSERT_TRUE): Reimplement in terms of...
10682 (ASSERT_TRUE_AT): New macro.
10683 (ASSERT_FALSE): Reimplement in terms of...
10684 (ASSERT_FALSE_AT): New macro.
10685 (ASSERT_STREQ_AT): Fix typo in comment.
10687 2016-08-04 Patrick Palka <ppalka@gcc.gnu.org>
10689 * gimple.c (preprocess_case_label_vec_for_gimple): When the case
10690 labels are exhaustive, designate the label with the widest
10691 range to be the default label.
10693 2016-08-04 Andrew Pinski <apinski@cavium.com>
10695 * config/aarch64/aarch64.c (thunderx_vector_cost): New variable.
10696 (thunderx_tunings): Use thunderx_vector_cost instead of
10697 generic_vector_cost.
10699 2016-08-04 Martin Liska <mliska@suse.cz>
10701 * gcov.c (main): Fix GNU coding style.
10702 (output_intermediate_file): Likewise.
10703 (process_file): Likewise.
10704 (generate_results): Likewise.
10705 (release_structures): Likewise.
10706 (create_file_names): Likewise.
10707 (find_source): Likewise.
10708 (read_graph_file): Likewise.
10709 (find_exception_blocks): Likewise.
10710 (canonicalize_name): Likewise.
10711 (make_gcov_file_name): Likewise.
10712 (mangle_name): Likewise.
10713 (accumulate_line_counts): Likewise.
10714 (output_branch_count): Likewise.
10715 (read_line): Likewise.
10717 2016-08-04 Bernd Edlinger <bernd.edlinger@hotmail.de>
10719 PR rtl-optimization/71779
10720 * emit-rtl.c (set_reg_attrs_from_value): Only propagate REG_POINTER,
10721 if the value was sign-extended according to POINTERS_EXTEND_UNSIGNED
10722 or if it was truncated.
10724 PR rtl-optimization/70903
10725 * cse.c (cse_insn): If DEST is a paradoxical SUBREG, don't record DEST.
10727 2016-08-04 Kugan Vivekanandarajah <kuganv@linaro.org>
10729 * tree-inline.c (remap_ssa_name): Check for POINTER_TYPE_P before
10730 accessing SSA_NAME_PTR_INFO.
10732 2016-08-04 Georg-Johann Lay <avr@gjlay.de>
10735 * common/config/avr/avr-common.c (avr_option_optimization_table)
10736 [OPT_LEVELS_ALL]: Turn off -fcaller-saves.
10738 2016-08-04 Georg-Johann Lay <avr@gjlay.de>
10741 * config/avr/avr.md: New pattern to work around do_store_flag
10742 generating shift instructions for bit extractions.
10744 2016-08-04 Kugan Vivekanandarajah <kuganv@linaro.org>
10746 * tree-vrp.c (set_value_range): Use vrp_equiv_obstack with
10748 (add_equivalence): Likewise.
10749 (get_value_range): Allocate value range with vrp_value_range_pool.
10750 (vrp_initialize): Initialize vrp_equiv_obstack for equiv allocation.
10751 (vrp_finalize): Relase vrp_equiv_obstack and vrp_value_range_pool.
10753 2016-08-03 Peter Bergner <bergner@vnet.ibm.com>
10755 * config/rs6000/rs6000.c (rs6000_option_override_internal): Make LRA
10756 the default for the rs6000 port.
10758 2016-08-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
10760 PR middle-end/71876
10761 * calls.c (special_function_p): Remove special handling of
10762 "setjmp_syscall", "qsetjmp", "longjmp", "siglongjmp" and the
10763 prefix "__x". Recognize "savectx", "vfork" and "getcontext" only
10764 without prefix. Remove potentially unsafe ECF_LEAF and ECF_NORETURN.
10766 2016-08-03 Vladimir Makarov <vmakarov@redhat.com>
10768 PR middle-end/72778
10769 * lra-spills.c (regno_in_use_p): Check bb and regno modification.
10770 Don't stop on regular insns.
10772 2016-08-03 Nathan Sidwell <nathan@codesourcery.com>
10774 * config/nvptx/nvptx.c (nvptx_declare_function_name): Round frame
10775 size to DImode boundary.
10776 (nvptx_propagate): Likewise.
10778 2016-08-03 Alan Modra <amodra@gmail.com>
10780 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Make scalar
10781 float access depend on TARGET_EFFICIENT_UNALIGNED_VSX.
10782 * config/rs6000/rs6000.opt (-mefficient-unaligned-vsx): Renamed
10783 from -mefficient-unaligned-vector. Note that this affects fp too.
10785 2016-08-03 Alan Modra <amodra@gmail.com>
10787 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make unaligned mem
10790 2016-08-03 Alan Modra <amodra@gmail.com>
10792 * config/rs6000/rs6000.md (fix_trunc<mode>si2): Force source operand
10793 to a reg. Localize vars.
10795 2016-08-03 Alan Modra <amodra@gmail.com>
10797 * config/rs6000/rs6000.opt: Remove negatives from help strings
10800 2016-08-03 Alan Modra <amodra@gmail.com>
10802 * config/rs6000/rs6000.c (rs6000_secondary_reload_direct_move):
10803 Delete duplicated code.
10805 2016-08-02 Vladimir Makarov <vmakarov@redhat.com>
10807 PR middle-end/72778
10808 * lra-spills.c (regno_in_use_p): New.
10809 (lra_final_code_change): Use it.
10811 2016-08-02 Vladimir Makarov <vmakarov@redhat.com>
10813 PR rtl-optimization/69847
10814 * lra-int.h (struct lra-reg): Use restore_rtx instead of
10816 (lra_rtx_hash): New.
10817 * lra.c (initialize_lra_reg_info_element): Use restore_rtx instead
10819 (lra_rtx_hash): Rename and move lra-remat.c::rtx_hash.
10820 * lra-remat.c (rtx_hash): Rename and Move to lra.c.
10821 * lra-spills.c (lra_final_code_change): Don't delete insn when the
10822 next insn is USE with the same reg as the current insn source.
10823 * lra-constraints.c (curr_insn_transform): Use restore_rtx instead
10825 (lra_constraints_init): Call initiate_invariants.
10826 (lra_constraints_finish): Call finish_invariants.
10827 (struct invariant, invariant_t, invariant_ptr_t): New.
10828 (const_invariant_ptr_t, invariants, invariants_pool): New.
10829 (invariant_table, invariant_hash, invariant_eq_p): New.
10830 (insert_invariant, initiate_invariants, finish_invariants): New.
10831 (clear_invariants, invalid_invariant_regs): New.
10832 (inherit_reload_reg, split_reg, fix_bb_live_info): Use restore_rtx
10833 instead of restore_regno.
10834 (invariant_p, process_invariant_for_inheritance): New.
10835 (inherit_in_ebb): Implement invariant inheritance.
10836 (lra_inheritance): Initialize and finalize invalid_invariant_regs.
10837 (remove_inheritance_pseudos): Implement undoing invariant
10839 (undo_optional_reloads, lra_undo_inheritance): Use restore_rtx
10840 instead of restore_regno.
10841 * lra-assigns.c (regno_live_length): New.
10842 (reload_pseudo_compare_func): Use regno_live_length.
10843 (assign_by_spills): Use restore_rtx instead of restore_regno.
10844 (lra_assign): Ditto. Initiate regno_live_length.
10846 2016-02-08 James Greenhalgh <james.greenhalgh@arm.com>
10848 * config/aarch64/arm_neon.h (vminnm_f64): Add back missing 'f' from
10849 __builtin_aarch64_fmindf.
10851 2016-08-02 Bin Cheng <bin.cheng@arm.com>
10853 PR tree-optimization/34114
10854 * tree-ssa-loop-niter.c (number_of_iterations_ne): Prove no-overflow
10855 information for more control IVs.
10857 2016-08-02 Bin Cheng <bin.cheng@arm.com>
10859 PR tree-optimization/34114
10860 * fold-const.c (multiple_of_p): Improve MULT_EXPR, PLUS_EXPR,
10861 PLUS_EXPR case. Handle SSA_NAME case.
10863 2016-08-02 Tamar Christina <tamar.christina@arm.com>
10865 * config/aarch64/aarch64-simd-builtins.def
10866 (__builtin_aarch64_fmindf): Change BUILTIN_VDQF to BUILTIN_VDQF_DF.
10867 (__builtin_aarch64_fmaxdf): Likewise.
10868 (__builtin_aarch64_smin_nandf): Likewise.
10869 (__builtin_aarch64_smax_nandf): Likewise.
10870 * config/aarch64/aarch64-simd.md (<fmaxmin><mode>3): Remove.
10871 * config/aarch64/aarch64.md (<fmaxmin><mode>3): Rename to...
10872 (<fmaxmin><mode>3): ...this.
10873 * config/aarch64/arm_neon.h (vmaxnm_f64): New.
10874 (vminnm_f64): Likewise.
10875 (vmin_f64): Likewise.
10876 (vmax_f64): Likewise.
10877 * config/aarch64/iterators.md (FMAXMIN): Merge with...
10878 (FMAXMIN_UNS): ...this.
10879 (fmaxmin): Merged with
10880 (fmaxmin_op): ...this...
10881 (maxmin_uns_op): ...in to this.
10883 2016-08-01 Michael Meissner <meissner@linux.vnet.ibm.com>
10885 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
10886 Add support for vec_extract on vector float, vector int, vector
10887 short, and vector char vector types.
10888 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
10889 vector float, vector int, vector short, and vector char
10890 optimizations on 64-bit ISA 2.07 systems for both constant and
10891 variable element numbers.
10892 (rs6000_split_vec_extract_var): Likewise.
10893 * config/rs6000/vsx.md (vsx_xscvspdp_scalar2): Allow SFmode to be
10894 Altivec registers on ISA 2.07 and above.
10895 (vsx_extract_v4sf): Delete alternative that hard coded element 0,
10896 which never was matched due to the split occuring before register
10897 allocation (and the code would not have worked on little endian
10898 systems if it did match). Allow extracts to go to the Altivec
10899 registers if ISA 2.07 (power8). Change from using "" around the
10900 C++ code to using {}'s.
10901 (vsx_extract_v4sf_<mode>_load): New insn to optimize vector float
10902 vec_extracts when the vector is in memory.
10903 (vsx_extract_v4sf_var): New insn to optimize vector float
10904 vec_extracts when the element number is variable on 64-bit ISA
10906 (vsx_extract_<mode>, VSX_EXTRACT_I iterator): Add optimizations
10907 for 64-bit ISA 2.07 as well as ISA 3.0.
10908 (vsx_extract_<mode>_p9, VSX_EXTRACT_I iterator): Likewise.
10909 (vsx_extract_<mode>_p8, VSX_EXTRACT_I iterator): Likewise.
10910 (vsx_extract_<mode>_load, VSX_EXTRACT_I iterator): New insn to
10911 optimize vector int, vector short, and vector char vec_extracts
10912 when the vector is in memory.
10913 (vsx_extract_<mode>_var, VSX_EXTRACT_I iterator): New insn to
10914 optimize vector int, vector short, and vector char vec_extracts
10915 when the element number is variable.
10917 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
10920 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_PM): Use a value that
10921 does not overlap with other symbol flags.
10923 2016-08-01 Wilco Dijkstra <wdijkstr@arm.com>
10925 * config/aarch64/aarch64.h (aarch64_frame):
10926 Remove padding0 and hardfp_offset. Add locals_offset,
10927 initial_adjust, callee_adjust, callee_offset and final_adjust.
10928 * config/aarch64/aarch64.c (aarch64_layout_frame):
10929 Remove unused padding0 and hardfp_offset initializations.
10930 Choose frame layout and set frame variables accordingly.
10931 Use INVALID_REGNUM instead of FIRST_PSEUDO_REGISTER.
10932 (aarch64_push_regs): Use INVALID_REGNUM, not FIRST_PSEUDO_REGISTER.
10933 (aarch64_pop_regs): Likewise.
10934 (aarch64_expand_prologue): Remove all decision code, just emit
10935 prolog according to frame variables.
10936 (aarch64_expand_epilogue): Remove all decision code, just emit
10937 epilog according to frame variables.
10938 (aarch64_initial_elimination_offset): Use offset to local/arg area.
10940 2015-08-01 H.J. Lu <hongjiu.lu@intel.com>
10943 * config/i386/i386.c (timode_scalar_chain::convert_insn): Call
10944 fix_debug_reg_uses after changing source register mode to
10945 V1TImode if source register is undefined.
10947 2015-08-01 Alan Hayward <alan.hayward@arm.com>
10949 PR tree-optimization/71818
10950 * tree-vect-loop-manip.c (vect_can_advance_ivs_p): Don't advance IVs
10951 with non invariant evolutions
10953 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
10956 * config/avr/avr.md (length) [branch]: Correct insn length
10957 attribute for forward branches.
10959 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
10961 * doc/extend.texi (AVR Built-in Functions): Document
10962 __builtin_avr_nops.
10963 * config/avr/builtins.def (NOPS): New.
10964 * config/avr/avr.c (avr_expand_nops): New static function.
10965 (avr_expand_builtin): Use it to handle AVR_BUILTIN_NOPS.
10967 2016-08-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10969 * config/aarch64/aarch64.c (aarch64_classify_address): Use DImode when
10970 performing aarch64_offset_7bit_signed_scaled_p check for TImode LDP/STP
10973 2016-08-01 Virendra Pathak <virendra.pathak@broadcom.com>
10975 * config/aarch64/aarch64.c (vulcan_tunings): Update
10976 vulcan L1 cache_line_size.
10978 2016-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
10980 * config/rs6000/rs6000-protos.h (rs6000_adjust_vec_address): New
10981 function that takes a vector memory address, a hard register, an
10982 element number and a temporary base register, and recreates an
10983 address that points to the appropriate element within the vector.
10984 * config/rs6000/rs6000.c (rs6000_adjust_vec_address): Likewise.
10985 (rs6000_split_vec_extract_var): Add support for the target of a
10986 vec_extract with variable element number being a scalar memory
10988 (rtx_is_swappable_p): VLSO insns (UNSPEC_VSX_VSLOW) are not
10990 * config/rs6000/vsx.md (vsx_extract_<mode>_load): Replace
10991 vsx_extract_<mode>_load insn with a new insn that optimizes
10992 storing either element to a memory location, using scratch
10993 registers to pick apart the vector and reconstruct the address.
10994 (vsx_extract_<P:mode>_<VSX_D:mode>_load): Likewise.
10995 (vsx_extract_<mode>_store): Rework alternatives to more correctly
10996 support Altivec registers. Add support for ISA 3.0 Altivec d-form
10998 (vsx_extract_<mode>_var): Add support for extracting a variable
10999 element number from memory.
11001 2016-07-29 Georg-Johann Lay <avr@gjlay.de>
11003 * config/avr/avr.c (avr_out_compare): Use const0_rtx instead of 0
11004 when testing for compares against constants of the form 0xabab.
11006 2016-07-29 Bin Cheng <bin.cheng@arm.com>
11008 PR tree-optimization/57558
11009 * tree-vect-loop-manip.c (vect_create_cond_for_niters_checks): New
11011 (vect_loop_versioning): Support versioning with niter assumptions.
11012 * tree-vect-loop.c (tree-ssa-loop.h): Include header file.
11013 (vect_get_loop_niters): New parameter. Reimplement to support
11014 assumptions in loop niter info.
11015 (vect_analyze_loop_form_1, vect_analyze_loop_form): Ditto.
11016 (new_loop_vec_info): Init LOOP_VINFO_NITERS_ASSUMPTIONS.
11017 (vect_estimate_min_profitable_iters): Use LOOP_REQUIRES_VERSIONING.
11018 Support loop versioning for niters.
11019 * tree-vectorizer.c (tree-ssa-loop-niter.h): Include header file.
11020 (vect_free_loop_info_assumptions): New function.
11021 (vectorize_loops): Free loop niter info for loops with flag
11022 LOOP_F_ASSUMPTIONS set if vectorization failed.
11023 * tree-vectorizer.h (struct _loop_vec_info): New field
11024 num_iters_assumptions.
11025 (LOOP_VINFO_NITERS_ASSUMPTIONS): New macro.
11026 (LOOP_REQUIRES_VERSIONING_FOR_NITERS): New macro.
11027 (LOOP_REQUIRES_VERSIONING): New macro.
11028 (vect_free_loop_info_assumptions): New decl.
11030 2016-07-29 Bin Cheng <bin.cheng@arm.com>
11032 * cfgloop.h (struct loop): New field constraints.
11033 (LOOP_C_INFINITE, LOOP_C_FINITE): New macros.
11034 (loop_constraint_set, loop_constraint_clr, loop_constraint_set_p): New
11036 * cfgloop.c (alloc_loop): Initialize new field.
11037 * cfgloopmanip.c (copy_loop_info): Copy constraints.
11038 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions):
11039 Adjust niter analysis wrto loop constraints.
11040 * doc/loop.texi (@node Number of iterations): Add description for loop
11043 2016-07-29 Marek Polacek <polacek@redhat.com>
11046 * config/i386/i386.c (ix86_expand_args_builtin): Add break.
11047 (ix86_expand_round_builtin): Likewise.
11049 2016-07-29 Segher Boessenkool <segher@kernel.crashing.org>
11050 Georg-Johann Lay <avr@gjlay.de>
11052 PR rtl-optimization/71976
11053 * combine.c (get_last_value): Return 0 if the argument for which
11054 the function is called has a wider mode than the recorded value.
11056 2016-07-29 Marek Polacek <polacek@redhat.com>
11059 * config/rs6000/rs6000.c (altivec_expand_ld_builtin): Add break.
11060 (altivec_expand_st_builtin): Likewise.
11062 2016-07-29 Georg-Johann Lay <avr@gjlay.de>
11064 * config/avr/avr.md (addqi3) [cc]: Revert glitch in insn attribute
11065 introduced in r238381.
11067 2016-07-29 Kugan Vivekanandarajah <kuganv@linaro.org>
11069 PR middle-end/68217
11070 * tree-vrp.c (extract_range_from_binary_expr_1): In case of signed
11071 & sign-bit-CST, generate [-INF, 0] instead of [-INF, INF].
11073 2016-07-28 Michael Meissner <meissner@linux.vnet.ibm.com>
11075 * config/rs6000/rs6000-protos.h (rs6000_split_vec_extract_var):
11077 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
11078 Add support for vec_extract of vector double or vector long having
11079 a variable element number on 64-bit ISA 2.07 systems or newer.
11080 * config/rs6000/rs6000.c (rs6000_expand_vector_extract):
11082 (rs6000_split_vec_extract_var): New function to split a
11083 vec_extract built-in function with variable element number.
11084 (rtx_is_swappable_p): Variable vec_extracts and shifts are not
11086 * config/rs6000/vsx.md (UNSPEC_VSX_VSLO): New unspec.
11087 (UNSPEC_VSX_EXTRACT): Likewise.
11088 (vsx_extract_<mode>, VSX_D iterator): Fix constraints to allow
11089 direct move instructions to be generated on 64-bit ISA 2.07
11090 systems and newer, and to take advantage of the ISA 3.0 MFVSRLD
11092 (vsx_vslo_<mode>): New insn to do VSLO on V2DFmode and V2DImode
11093 arguments for vec_extract variable element.
11094 (vsx_extract_<mode>_var, VSX_D iterator): New insn to support
11095 vec_extract with variable element on V2DFmode and V2DImode
11097 * config/rs6000/rs6000.h (TARGET_VEXTRACTUB): Remove
11098 -mupper-regs-df requirement, since it isn't needed.
11099 (TARGET_DIRECT_MOVE_64BIT): New macro to say whether we can
11100 do direct moves on 64-bit systems, which allows optimization of
11101 vec_extract on 64-bit ISA 2.07 systems and newer.
11103 2016-07-28 Kristina Martsenko <kristina.martsenko@arm.com>
11104 2016-07-28 Wilco Dijkstra <wdijkstr@arm.com>
11106 * config/aarch64/aarch64.md
11107 (zero_extend<SHORT:mode><GPI:mode>2_aarch64): Change output
11108 statement and type.
11109 (<optab>qihi2_aarch64): Likewise, and split into two.
11110 (extendqihi2_aarch64): New.
11111 (zero_extendqihi2_aarch64): New.
11112 * config/aarch64/iterators.md (ldrxt): Remove.
11113 * config/aarch64/aarch64.c (aarch64_rtx_costs): Change cost of
11116 2016-07-28 Kristina Martsenko <kristina.martsenko@arm.com>
11118 * config/aarch64/aarch64.c (aarch64_rtx_costs): Fix cost of zero extend.
11120 2016-07-28 Wilco Dijkstra <wdijkstr@arm.com>
11122 * config/aarch64/aarch64.c (aarch64_pushwb_pair_reg): Rename.
11123 (aarch64_push_reg): New function to push 1 or 2 registers.
11124 (aarch64_pop_reg): New function to pop 1 or 2 registers.
11125 (aarch64_expand_prologue): Use aarch64_push_regs.
11126 (aarch64_expand_epilogue): Use aarch64_pop_regs.
11128 2016-07-28 Yuri Rumyantsev <ysrumyan@gmail.com>
11130 PR tree-optimization/71734
11131 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Pass value of safelen
11132 attribute instead of REF_LOOP and use it.
11133 (ref_indep_loop_p_2): Use SAFELEN argument instead of REF_LOOP and
11134 set it for Loops having non-zero safelen attribute.
11135 (ref_indep_loop_p): Pass zero as initial value for safelen.
11137 2016-07-28 Ilya Enkovich <ilya.enkovich@intel.com>
11139 PR middle-end/72657
11141 * tree-chkp.c (chkp_retbnd_call_by_val): Check for instrumentation
11142 call using chkp_gimple_call_builtin_p.
11143 (chkp_copy_bounds_for_assign): Likewise.
11145 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11147 * config/alpha/alpha.c (alpha_adjust_cost): Adjust.
11148 * config/arm/arm-protos.h (struct tune_params): Likewise.
11149 * config/arm/arm.c (xscale_sched_adjust_cost): Likewise.
11150 (cortex_a9_sched_adjust_cost): Likewise.
11151 (fa726te_sched_adjust_cost): Likewise.
11152 (arm_adjust_cost): Likewise.
11153 * config/bfin/bfin.c (bfin_adjust_cost): Likewise.
11154 * config/c6x/c6x.c (c6x_adjust_cost): Likewise.
11155 * config/epiphany/epiphany.c (epiphany_adjust_cost): Likewise.
11156 * config/i386/i386.c (ix86_adjust_cost): Likewise.
11157 * config/ia64/ia64.c: Likewise.
11158 * config/m68k/m68k.c: Likewise.
11159 * config/mep/mep.c (mep_adjust_cost): Likewise.
11160 * config/microblaze/microblaze.c (microblaze_adjust_cost):
11162 * config/mips/mips.c (mips_adjust_cost): Likewise.
11163 * config/mn10300/mn10300.c (mn10300_adjust_sched_cost):
11165 * config/pa/pa.c (pa_adjust_cost): Likewise.
11166 * config/rs6000/rs6000.c (rs6000_adjust_cost): Likewise.
11167 (rs6000_debug_adjust_cost): Likewise.
11168 * config/sh/sh.c (sh_adjust_cost): Likewise.
11169 * config/sparc/sparc.c (supersparc_adjust_cost): Likewise.
11170 (hypersparc_adjust_cost): Likewise.
11171 (sparc_adjust_cost): Likewise.
11172 * config/spu/spu.c (spu_sched_adjust_cost): Likewise.
11173 * config/tilegx/tilegx.c (tilegx_sched_adjust_cost): Likewise.
11174 * config/tilepro/tilepro.c (tilepro_sched_adjust_cost):
11176 * config/visium/visium.c (visium_adjust_cost): Likewise.
11177 * doc/tm.texi: Regenerate.
11178 * haifa-sched.c (dep_cost_1): Adjust.
11179 * target.def: Merge adjust_cost and adjust_cost_2.
11181 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11183 * haifa-sched.c (add_to_speculative_block): Make twins a vector.
11185 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11187 * store-motion.c (struct st_expr): Make pattern_regs a vector.
11188 (extract_mentioned_regs): Append to a vector instead of
11189 returning a rtx_expr_list.
11190 (st_expr_entry): Adjust.
11191 (free_st_expr_entry): Likewise.
11192 (store_ops_ok): Likewise.
11193 (store_killed_in_insn): Likewise.
11194 (find_moveable_store): Likewise.
11196 2016-07-28 Martin Liska <mliska@suse.cz>
11198 PR gcov-profile/68025
11199 * tree-profile.c (tree_profiling): Respect
11200 no_profile_instrument_function attribute.
11201 * doc/extend.texi: Document no_profile_instrument_function
11204 2016-07-28 Martin Liska <mliska@suse.cz>
11206 PR rtl-optimization/70944
11207 * combine.c (make_compound_operation):
11208 Do not allow make_compound_operation for vector mode
11210 2016-07-28 Kugan Vivekanandarajah <kuganv@linaro.org>
11212 PR middle-end/71994
11213 * tree-ssa-reassoc.c (maybe_optimize_range_tests): Check tcc_comparison
11214 before calling get_ops.
11216 2016-07-27 Bernd Edlinger <bernd.edlinger@hotmail.de>
11218 * defaults.h (LOG2_BITS_PER_UNIT): Move from here...
11219 * tree.h (LOG2_BITS_PER_UNIT): ...to here.
11220 (BITS_PER_UNIT_LOG): Remove.
11221 (int_bit_position): Use LOG2_BITS_PER_UNIT instead of BITS_PER_UNIT_LOG.
11222 * expr.c (expand_assignment): Likewise.
11223 * stor-layout.c (initialize_sizetypes): Likewise.
11225 2016-07-27 Michael Meissner <meissner@linux.vnet.ibm.com>
11227 * config/rs6000/vector.md (vec_extract<mode>): Change the calling
11228 signature of rs6000_expand_vector_extract so that the element
11229 number is a RTX instead of a constant integer.
11230 * config/rs6000/rs6000-protos.h (rs6000_expand_vector_extract):
11232 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Likewise.
11233 (altivec_expand_vec_ext_builtin): Likewise.
11234 * config/rs6000/altivec.md (reduc_plus_scal_<mode>): Likewise.
11235 * config/rs6000/vsx.md (vsx_extract_<mode>): Fix spelling of the
11236 MFVSRLD instruction.
11238 2016-07-27 David Malcolm <dmalcolm@redhat.com>
11240 * input.c (get_pure_location): Move here from tree.c.
11241 (make_location): Likewise. Add header comment.
11242 (selftest::test_accessing_ordinary_linemaps): Verify
11243 pure_location_p, make_location, get_location_from_adhoc_loc and
11244 get_range_from_loc.
11245 * input.h (get_pure_location): Move declaration here from tree.h.
11246 (get_finish): Likewise for inline function.
11247 (make_location): Likewise for declaration.
11248 * tree.c (get_pure_location): Move to input.c.
11249 (make_location): Likewise.
11250 * tree.h (get_pure_location): Move declaration to tree.h.
11251 (get_finish): Likewise for inline function.
11252 (make_location): Likewise for declaration.
11254 2016-07-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
11256 PR middle-end/71078
11257 * match.pd (x / abs(x) -> copysign(1.0, x)): New pattern.
11259 2016-07-27 David Malcolm <dmalcolm@redhat.com>
11261 * system.h (STATIC_ASSERT): Use static_assert if building
11262 with C++11 onwards.
11264 2016-07-27 Richard Biener <rguenther@suse.de>
11266 PR tree-optimization/72517
11267 * tree-vect-data-refs.c (vect_analyze_data_ref_dependences):
11268 Revert change to not compute read-read dependences.
11270 2016-07-27 Richard Biener <rguenther@suse.de>
11272 * predict.c (set_even_probabilities): Make nedges unsigned.
11274 2016-07-27 Martin Liska <mliska@suse.cz>
11276 * predict.c (set_even_probabilities): Handle unlikely edges.
11277 (combine_predictions_for_bb): Likewise.
11279 2016-07-26 Michael Meissner <meissner@linux.vnet.ibm.com>
11282 * config/rs6000/rs6000.c (rs6000_generate_compare): Rework
11283 __float128 support when we don't have hardware support, so that
11284 the IEEE built-in functions like isgreater, first call __unordkf3
11285 to make sure neither operand is a NaN, and if both operands are
11286 ordered, do the normal comparison.
11288 2016-07-26 Patrick Palka <ppalka@gcc.gnu.org>
11290 * tree-vrp.c (dump_asserts_for): Print loc->expr instead of
11292 (extract_code_and_val_from_cond_with_ops): Verify that name is
11293 either cond_op0 or cond_op1.
11295 2016-07-26 Patrick Palka <ppalka@gcc.gnu.org>
11297 PR tree-optimization/18046
11298 * genmodes.c (emit_mode_size_inline): Emit an assert that
11299 verifies that mode is a valid array index.
11300 (emit_mode_nuinits_inline): Likewise.
11301 (emit_mode_inner_inline): Likewise.
11302 (emit_mode_unit_size_inline): Likewise.
11303 (emit_mode_unit_precision_inline): Likewise.
11304 * tree-vrp.c: Include params.h.
11305 (find_switch_asserts): Register edge assertions for the default
11306 label which correspond to the anti-ranges of each case label.
11307 * params.def (PARAM_MAX_VRP_SWITCH_ASSERTIONS): New.
11308 * doc/invoke.texi: Document it.
11310 2016-07-26 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11312 * gimple-ssa-strength-reduction.c (slsr_process_phi): Remove dead
11313 and unnecessary call to gimple_bb.
11315 2016-07-26 Richard Biener <rguenther@suse.de>
11317 PR rtl-optimization/71984
11318 * simplify-rtx.c (simplify_subreg): Use GET_MODE_SIZE and prepare
11321 2016-07-26 Richard Biener <rguenther@suse.de>
11323 PR middle-end/72517
11324 * expmed.c (extract_bit_field_1): Constrain the vector mode
11325 with element size matching the extraction mode size when
11326 choosing a better vector mode to do the extraction from.
11328 2016-07-26 Richard Biener <rguenther@suse.de>
11329 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
11331 PR middle-end/70920
11332 * match.pd ((intptr)x eq/ne CST to x eq/ne (typeof x) CST): New
11335 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11337 * tree-ssa-structalias.c (struct scc_info): Change types of
11338 members to auto_sbitmap and auto_vec.
11339 (scc_info::scc_info): New constructor.
11340 (scc_info::~scc_info): New destructor.
11341 (init_scc_info): Remove.
11342 (free_scc_info): Remove.
11343 (find_indirect_cycles): Adjust.
11344 (perform_var_substitution): Likewise.
11345 (free_var_substitution_info): Likewise.
11347 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11349 * tree-outof-ssa.c (struct elim_graph): Change type of members
11350 to auto_vec and auto_sbitmap.
11351 (elim_graph::elim_graph): New constructor.
11352 (delete_elim_graph): Remove.
11353 (expand_phi_nodes): Adjust.
11355 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11357 * tree-outof-ssa.c (struct elim_graph): Remove typedef.
11358 (new_elim_graph): Adjust.
11359 (clear_elim_graph): Likewise.
11360 (delete_elim_graph): Likewise.
11361 (elim_graph_size): Likewise.
11362 (elim_graph_add_node): Likewise.
11363 (elim_graph_add_edge): Likewise.
11364 (elim_graph_remove_succ_edge): Likewise.
11365 (eliminate_name): Likewise.
11366 (eliminate_build): Likewise.
11367 (elim_forward): Likewise.
11368 (elim_unvisited_predecessor): Likewise.
11369 (elim_backward): Likewise.
11370 (elim_create): Likewise.
11371 (eliminate_phi): Likewise.
11372 (expand_phi_nodes): Likewise.
11374 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11376 * bt-load.c (compute_out): Use auto_sbitmap class.
11377 (link_btr_uses): Likewise.
11378 * cfganal.c (mark_dfs_back_edges): Likewise.
11379 (post_order_compute): Likewise.
11380 (inverted_post_order_compute): Likewise.
11381 (pre_and_rev_post_order_compute_fn): Likewise.
11382 (single_pred_before_succ_order): Likewise.
11383 * cfgexpand.c (pass_expand::execute): Likewise.
11384 * cfgloop.c (verify_loop_structure): Likewise.
11385 * cfgloopmanip.c (fix_bb_placements): Likewise.
11386 (remove_path): Likewise.
11387 (update_dominators_in_loop): Likewise.
11388 * cfgrtl.c (break_superblocks): Likewise.
11389 * ddg.c (check_sccs): Likewise.
11390 (create_ddg_all_sccs): Likewise.
11391 * df-core.c (df_worklist_dataflow): Likewise.
11392 * dse.c (dse_step3): Likewise.
11393 * except.c (eh_region_outermost): Likewise.
11394 * function.c (thread_prologue_and_epilogue_insns): Likewise.
11395 * gcse.c (prune_expressions): Likewise.
11396 (prune_insertions_deletions): Likewise.
11397 * gimple-ssa-backprop.c (backprop::~backprop): Likewise.
11398 * graph.c (draw_cfg_nodes_no_loops): Likewise.
11399 * ira-lives.c (remove_some_program_points_and_update_live_ranges): Likewise.
11400 * lcm.c (compute_earliest): Likewise.
11401 (compute_farthest): Likewise.
11402 * loop-unroll.c (unroll_loop_constant_iterations): Likewise.
11403 (unroll_loop_runtime_iterations): Likewise.
11404 (unroll_loop_stupid): Likewise.
11405 * lower-subreg.c (decompose_multiword_subregs): Likewise.
11406 * lra-lives.c: Likewise.
11407 * lra.c (lra): Likewise.
11408 * modulo-sched.c (schedule_reg_moves): Likewise.
11409 (optimize_sc): Likewise.
11410 (get_sched_window): Likewise.
11411 (sms_schedule_by_order): Likewise.
11412 (check_nodes_order): Likewise.
11413 (order_nodes_of_sccs): Likewise.
11414 (order_nodes_in_scc): Likewise.
11415 * recog.c (split_all_insns): Likewise.
11416 * regcprop.c (pass_cprop_hardreg::execute): Likewise.
11417 * reload1.c (reload): Likewise.
11418 * sched-rgn.c (haifa_find_rgns): Likewise.
11419 (split_edges): Likewise.
11420 (compute_trg_info): Likewise.
11421 * sel-sched.c (init_seqno): Likewise.
11422 * store-motion.c (remove_reachable_equiv_notes): Likewise.
11423 * tree-into-ssa.c (update_ssa): Likewise.
11424 * tree-ssa-live.c (live_worklist): Likewise.
11425 * tree-ssa-loop-im.c (fill_always_executed_in): Likewise.
11426 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
11428 (try_peel_loop): Likewise.
11429 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
11431 * tree-ssa-pre.c (compute_antic): Likewise.
11432 * tree-ssa-reassoc.c (undistribute_ops_list): Likewise.
11433 * tree-stdarg.c (reachable_at_most_once): Likewise.
11434 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Likewise.
11435 * var-tracking.c (vt_find_locations): Likewise.
11437 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11439 * sbitmap.h (auto_sbitmap): New class.
11441 2016-07-26 Alan Modra <amodra@gmail.com>
11444 * config/rs6000/rs6000.c (rs6000_secondary_reload): Initialize
11447 2016-07-25 David Malcolm <dmalcolm@redhat.com>
11449 * input.c (selftest::temp_source_file::temp_source_file): Fix
11450 missing "%s" in fprintf.
11452 2016-07-25 John David Anglin <danglin@gcc.gnu.org>
11454 PR middle-end/71732
11455 * cselib.c (cselib_process_insn): Invalidate argument slots for
11458 2016-07-25 Jiong Wang <jiong.wang@arm.com>
11460 * config/aarch64/arm_neon.h (vfmah_lane_f16, vfmah_laneq_f16,
11461 vfmsh_lane_f16, vfmsh_laneq_f16, vmulh_lane_f16, vmulh_laneq_f16,
11462 vmulxh_lane_f16, vmulxh_laneq_f16): New.
11464 2016-07-25 Jiong Wang <jiong.wang@arm.com>
11466 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
11467 * config/aarch64/aarch64.md (fma, fnma): Support HF.
11468 * config/aarch64/arm_fp16.h (vfmah_f16, vfmsh_f16): New.
11470 2016-07-25 Jiong Wang <jiong.wang@arm.com>
11472 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
11473 * config/aarch64/aarch64.md (<FCVT_F2FIXED:fcvt_fixed_insn>hf<mode>3):
11475 (<FCVT_FIXED2F:fcvt_fixed_insn><mode>hf3): Likewise.
11476 (add<mode>3): Likewise.
11477 (sub<mode>3): Likewise.
11478 (mul<mode>3): Likewise.
11479 (div<mode>3): Likewise.
11480 (*div<mode>3): Likewise.
11481 (<fmaxmin><mode>3): Extend to HF.
11482 * config/aarch64/aarch64-simd.md (aarch64_rsqrts<mode>): Likewise.
11483 (fabd<mode>3): Likewise.
11484 (<FCVT_F2FIXED:fcvt_fixed_insn><VHSDF_HSDF:mode>3): Likewise.
11485 (<FCVT_FIXED2F:fcvt_fixed_insn><VHSDI_HSDI:mode>3): Likewise.
11486 (aarch64_fmulx<mode>): Likewise.
11487 (aarch64_fac<optab><mode>): Likewise.
11488 (aarch64_frecps<mode>): Likewise.
11489 (<FCVT_F2FIXED:fcvt_fixed_insn>hfhi3): New.
11490 (<FCVT_FIXED2F:fcvt_fixed_insn>hihf3): Likewise.
11491 * config/aarch64/iterators.md (VHSDF_SDF): Delete.
11492 (VSDQ_HSDI): Support HI.
11493 (fcvt_target, FCVT_TARGET): Likewise.
11494 * config/aarch64/arm_fp16.h (vaddh_f16, vsubh_f16, vabdh_f16,
11495 vcageh_f16, vcagth_f16, vcaleh_f16, vcalth_f16, vceqh_f16, vcgeh_f16,
11496 vcgth_f16, vcleh_f16, vclth_f16, vcvth_n_f16_s16, vcvth_n_f16_s32,
11497 vcvth_n_f16_s64, vcvth_n_f16_u16, vcvth_n_f16_u32, vcvth_n_f16_u64,
11498 vcvth_n_s16_f16, vcvth_n_s32_f16, vcvth_n_s64_f16, vcvth_n_u16_f16,
11499 vcvth_n_u32_f16, vcvth_n_u64_f16, vdivh_f16, vmaxh_f16, vmaxnmh_f16,
11500 vminh_f16, vminnmh_f16, vmulh_f16, vmulxh_f16, vrecpsh_f16,
11501 vrsqrtsh_f16): New.
11503 2016-07-25 Jiong Wang <jiong.wang@arm.com>
11505 * config.gcc (aarch64*-*-*): Install arm_fp16.h.
11506 * config/aarch64/aarch64-builtins.c (hi_UP): New.
11507 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
11508 * config/aarch64/aarch64-simd.md (aarch64_frsqrte<mode>): Extend to HF
11510 (aarch64_frecp<FRECP:frecp_suffix><mode>): Likewise.
11511 (aarch64_cm<optab><mode>): Likewise.
11512 * config/aarch64/aarch64.md (<frint_pattern><mode>2): Likewise.
11513 (l<fcvt_pattern><su_optab><GPF:mode><GPI:mode>2): Likewise.
11514 (fix_trunc<GPF:mode><GPI:mode>2): Likewise.
11515 (sqrt<mode>2): Likewise.
11516 (*sqrt<mode>2): Likewise.
11517 (abs<mode>2): Likewise.
11518 (<optab><mode>hf2): New pattern for HF mode.
11519 (<optab>hihf2): Likewise.
11520 * config/aarch64/arm_neon.h: Include arm_fp16.h.
11521 * config/aarch64/iterators.md (GPF_F16, GPI_F16, VHSDF_HSDF): New.
11522 (w1, w2, v, s, q, Vmtype, V_cmp_result, fcvt_iesize, FCVT_IESIZE):
11524 * config/aarch64/arm_fp16.h: New file.
11525 (vabsh_f16, vceqzh_f16, vcgezh_f16, vcgtzh_f16, vclezh_f16, vcltzh_f16,
11526 vcvth_f16_s16, vcvth_f16_s32, vcvth_f16_s64, vcvth_f16_u16,
11527 vcvth_f16_u32, vcvth_f16_u64, vcvth_s16_f16, vcvth_s32_f16,
11528 vcvth_s64_f16, vcvth_u16_f16, vcvth_u32_f16, vcvth_u64_f16,
11529 vcvtah_s16_f16, vcvtah_s32_f16, vcvtah_s64_f16, vcvtah_u16_f16,
11530 vcvtah_u32_f16, vcvtah_u64_f16, vcvtmh_s16_f16, vcvtmh_s32_f16,
11531 vcvtmh_s64_f16, vcvtmh_u16_f16, vcvtmh_u32_f16, vcvtmh_u64_f16,
11532 vcvtnh_s16_f16, vcvtnh_s32_f16, vcvtnh_s64_f16, vcvtnh_u16_f16,
11533 vcvtnh_u32_f16, vcvtnh_u64_f16, vcvtph_s16_f16, vcvtph_s32_f16,
11534 vcvtph_s64_f16, vcvtph_u16_f16, vcvtph_u32_f16, vcvtph_u64_f16,
11535 vnegh_f16, vrecpeh_f16, vrecpxh_f16, vrndh_f16, vrndah_f16, vrndih_f16,
11536 vrndmh_f16, vrndnh_f16, vrndph_f16, vrndxh_f16, vrsqrteh_f16,
11539 2016-07-25 Jiong Wang <jiong.wang@arm.com>
11541 * config/aarch64/aarch64-simd-builtins.def (reduc_smax_scal_,
11542 reduc_smin_scal_): Use VDQIF_F16.
11543 (reduc_smax_nan_scal_, reduc_smin_nan_scal_): Use VHSDF.
11544 * config/aarch64/aarch64-simd.md (reduc_<maxmin_uns>_scal_<mode>):
11546 (aarch64_reduc_<maxmin_uns>_internal<mode>): Likewise.
11547 * config/aarch64/iterators.md (VDQIF_F16): New.
11548 (vp): Support HF modes.
11549 * config/aarch64/arm_neon.h (vmaxv_f16, vmaxvq_f16, vminv_f16,
11550 vminvq_f16, vmaxnmv_f16, vmaxnmvq_f16, vminnmv_f16, vminnmvq_f16): New.
11552 2016-07-25 Jiong Wang <jiong.wang@arm.com>
11554 * config/aarch64/aarch64-simd.md (*aarch64_mulx_elt_to_64v2df): Rename to
11555 "*aarch64_mulx_elt_from_dup<mode>".
11556 (*aarch64_mul3_elt<mode>): Update schedule type.
11557 (*aarch64_mul3_elt_from_dup<mode>): Likewise.
11558 (*aarch64_fma4_elt_from_dup<mode>): Likewise.
11559 (*aarch64_fnma4_elt_from_dup<mode>): Likewise.
11560 * config/aarch64/iterators.md (VMUL): Supprt half precision float modes.
11561 (f, fp): Support HF modes.
11562 * config/aarch64/arm_neon.h (vfma_lane_f16, vfmaq_lane_f16,
11563 vfma_laneq_f16, vfmaq_laneq_f16, vfma_n_f16, vfmaq_n_f16, vfms_lane_f16,
11564 vfmsq_lane_f16, vfms_laneq_f16, vfmsq_laneq_f16, vfms_n_f16,
11565 vfmsq_n_f16, vmul_lane_f16, vmulq_lane_f16, vmul_laneq_f16,
11566 vmulq_laneq_f16, vmul_n_f16, vmulq_n_f16, vmulx_lane_f16,
11567 vmulxq_lane_f16, vmulx_laneq_f16, vmulxq_laneq_f16): New.
11569 2016-07-25 Jiong Wang <jiong.wang@arm.com>
11571 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
11572 * config/aarch64/aarch64-simd.md (fma<mode>4, fnma<mode>4): Extend to HF
11574 * config/aarch64/arm_neon.h (vfma_f16, vfmaq_f16, vfms_f16,
11577 2016-07-25 Jiong Wang <jiong.wang@arm.com>
11579 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
11580 * config/aarch64/aarch64-simd.md
11581 (aarch64_rsqrts<mode>): Extend to HF modes.
11582 (fabd<mode>3): Likewise.
11583 (<FCVT_F2FIXED:fcvt_fixed_insn><VHSDF_SDF:mode>3): Likewise.
11584 (<FCVT_FIXED2F:fcvt_fixed_insn><VHSDI_SDI:mode>3): Likewise.
11585 (aarch64_<maxmin_uns>p<mode>): Likewise.
11586 (<su><maxmin><mode>3): Likewise.
11587 (<maxmin_uns><mode>3): Likewise.
11588 (<fmaxmin><mode>3): Likewise.
11589 (aarch64_faddp<mode>): Likewise.
11590 (aarch64_fmulx<mode>): Likewise.
11591 (aarch64_frecps<mode>): Likewise.
11592 (*aarch64_fac<optab><mode>): Rename to aarch64_fac<optab><mode>.
11593 (add<mode>3): Extend to HF modes.
11594 (sub<mode>3): Likewise.
11595 (mul<mode>3): Likewise.
11596 (div<mode>3): Likewise.
11597 (*div<mode>3): Likewise.
11598 * config/aarch64/aarch64.c (aarch64_emit_approx_div): Return false for
11600 * config/aarch64/iterators.md (VDQ_HSDI, VSDQ_HSDI): New mode iterator.
11601 * config/aarch64/arm_neon.h (vadd_f16, vaddq_f16, vabd_f16, vabdq_f16,
11602 vcage_f16, vcageq_f16, vcagt_f16, vcagtq_f16, vcale_f16, vcaleq_f16,
11603 vcalt_f16, vcaltq_f16, vceq_f16, vceqq_f16, vcge_f16, vcgeq_f16,
11604 vcgt_f16, vcgtq_f16, vcle_f16, vcleq_f16, vclt_f16, vcltq_f16,
11605 vcvt_n_f16_s16, vcvtq_n_f16_s16, vcvt_n_f16_u16, vcvtq_n_f16_u16,
11606 vcvt_n_s16_f16, vcvtq_n_s16_f16, vcvt_n_u16_f16, vcvtq_n_u16_f16,
11607 vdiv_f16, vdivq_f16, vdup_lane_f16, vdup_laneq_f16, vdupq_lane_f16,
11608 vdupq_laneq_f16, vdups_lane_f16, vdups_laneq_f16, vmax_f16, vmaxq_f16,
11609 vmaxnm_f16, vmaxnmq_f16, vmin_f16, vminq_f16, vminnm_f16, vminnmq_f16,
11610 vmul_f16, vmulq_f16, vmulx_f16, vmulxq_f16, vpadd_f16, vpaddq_f16,
11611 vpmax_f16, vpmaxq_f16, vpmaxnm_f16, vpmaxnmq_f16, vpmin_f16, vpminq_f16,
11612 vpminnm_f16, vpminnmq_f16, vrecps_f16, vrecpsq_f16, vrsqrts_f16,
11613 vrsqrtsq_f16, vsub_f16, vsubq_f16): New.
11615 2016-07-25 Jiong Wang <jiong.wang@arm.com>
11617 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New.
11618 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
11619 * config/aarch64/aarch64-simd.md (aarch64_rsqrte<mode>): Extend to HF modes.
11620 (neg<mode>2): Likewise.
11621 (abs<mode>2): Likewise.
11622 (<frint_pattern><mode>2): Likewise.
11623 (l<fcvt_pattern><su_optab><VDQF:mode><fcvt_target>2): Likewise.
11624 (<optab><VDQF:mode><fcvt_target>2): Likewise.
11625 (<fix_trunc_optab><VDQF:mode><fcvt_target>2): Likewise.
11626 (ftrunc<VDQF:mode>2): Likewise.
11627 (<optab><fcvt_target><VDQF:mode>2): Likewise.
11628 (sqrt<mode>2): Likewise.
11629 (*sqrt<mode>2): Likewise.
11630 (aarch64_frecpe<mode>): Likewise.
11631 (aarch64_cm<optab><mode>): Likewise.
11632 * config/aarch64/aarch64.c (aarch64_emit_approx_sqrt): Return false for
11634 * config/aarch64/iterators.md (VHSDF, VHSDF_DF, VHSDF_SDF): New.
11635 (VDQF_COND, fcvt_target, FCVT_TARGET, hcon): Extend mode attribute to HF modes.
11637 * config/aarch64/arm_neon.h (vdup_n_f16): New.
11638 (vdupq_n_f16): Likewise.
11639 (vld1_dup_f16): Use vdup_n_f16.
11640 (vld1q_dup_f16): Use vdupq_n_f16.
11641 (vabs_f16, vabsq_f16, vceqz_f16, vceqzq_f16, vcgez_f16, vcgezq_f16,
11642 vcgtz_f16, vcgtzq_f16, vclez_f16, vclezq_f16, vcltz_f16, vcltzq_f16,
11643 vcvt_f16_s16, vcvtq_f16_s16, vcvt_f16_u16, vcvtq_f16_u16, vcvt_s16_f16,
11644 vcvtq_s16_f16, vcvt_u16_f16, vcvtq_u16_f16, vcvta_s16_f16,
11645 vcvtaq_s16_f16, vcvta_u16_f16, vcvtaq_u16_f16, vcvtm_s16_f16,
11646 vcvtmq_s16_f16, vcvtm_u16_f16, vcvtmq_u16_f16, vcvtn_s16_f16,
11647 vcvtnq_s16_f16, vcvtn_u16_f16, vcvtnq_u16_f16, vcvtp_s16_f16,
11648 vcvtpq_s16_f16, vcvtp_u16_f16, vcvtpq_u16_f16, vneg_f16, vnegq_f16,
11649 vrecpe_f16, vrecpeq_f16, vrnd_f16, vrndq_f16, vrnda_f16, vrndaq_f16,
11650 vrndi_f16, vrndiq_f16, vrndm_f16, vrndmq_f16, vrndn_f16, vrndnq_f16,
11651 vrndp_f16, vrndpq_f16, vrndx_f16, vrndxq_f16, vrsqrte_f16, vrsqrteq_f16,
11652 vsqrt_f16, vsqrtq_f16): New.
11654 2016-07-25 Jiong Wang <jiong.wang@arm.com>
11656 * config/aarch64/aarch64-simd.md
11657 (aarch64_<PERMUTE:perm_insn><PERMUTE:perm_hilo><mode>): Use VALL_F16.
11658 (aarch64_ext<mode>): Likewise.
11659 (aarch64_rev<REVERSE:rev_op><mode>): Likewise.
11660 * config/aarch64/aarch64.c (aarch64_evpc_trn, aarch64_evpc_uzp,
11661 aarch64_evpc_zip, aarch64_evpc_ext, aarch64_evpc_rev): Support V4HFmode
11663 * config/aarch64/arm_neon.h (__INTERLEAVE_LIST): Support float16x4_t,
11665 (__aarch64_vdup_lane_f16, __aarch64_vdup_laneq_f16,
11666 __aarch64_vdupq_lane_f16, __aarch64_vdupq_laneq_f16, vbsl_f16,
11667 vbslq_f16, vdup_n_f16, vdupq_n_f16, vdup_lane_f16, vdup_laneq_f16,
11668 vdupq_lane_f16, vdupq_laneq_f16, vduph_lane_f16, vduph_laneq_f16,
11669 vext_f16, vextq_f16, vmov_n_f16, vmovq_n_f16, vrev64_f16, vrev64q_f16,
11670 vtrn1_f16, vtrn1q_f16, vtrn2_f16, vtrn2q_f16, vtrn_f16, vtrnq_f16,
11671 vuzp1_f16, vuzp1q_f16, vuzp2_f16, vuzp2q_f16, vzip1_f16, vzip2q_f16):
11673 (vmov_n_f16): Reimplement using vdup_n_f16.
11674 (vmovq_n_f16): Reimplement using vdupq_n_f16..
11676 2016-07-25 Jiong Wang <jiong.wang@arm.com>
11678 * config/aarch64/aarch64.c (aarch64_add_constant): New parameter
11679 "frame_related_p". Generate CFA annotation when it's necessary.
11680 (aarch64_expand_prologue): Use aarch64_add_constant.
11681 (aarch64_expand_epilogue): Likewise.
11682 (aarch64_output_mi_thunk): Pass "false" when calling
11683 aarch64_add_constant.
11685 2016-07-25 Jiong Wang <jiong.wang@arm.com>
11687 * config/aarch64/aarch64.c (aarch64_add_constant): Optimize instruction
11690 2016-07-25 Jiong Wang <jiong.wang@arm.com>
11692 * config/aarch64/aarch64.c (aarch64_add_constant): New parameter "mode".
11693 Use aarch64_internal_mov_immediate instead of aarch64_build_constant.
11694 (aarch64_output_mi_thunk): Pass Pmode when calling aarch64_add_constant.
11695 (aarch64_build_constant): Delete.
11697 2016-07-25 Alexander Monakov <amonakov@ispras.ru>
11700 2016-07-20 Alexander Monakov <amonakov@ispras.ru>
11702 * config/nvptx/nvptx.c (nvptx_option_override): Do not set
11703 flag_toplevel_reorder.
11705 2016-07-25 Richard Biener <rguenther@suse.de>
11707 * cgraph.c (cgraph_node::verify_node): Compare against builtin
11708 by using DECL_BUILT_IN_CLASS and DECL_FUNCTION_CODE.
11709 * tree-chkp.c (chkp_gimple_call_builtin_p): Likewise.
11710 * tree-streamer.h (streamer_handle_as_builtin_p): Remove.
11711 (streamer_get_builtin_tree): Likewise.
11712 (streamer_write_builtin): Likewise.
11713 * lto-streamer.h (LTO_builtin_decl): Remove.
11714 * lto-streamer-in.c (lto_read_tree_1): Remove assert.
11715 (lto_input_scc): Remove LTO_builtin_decl handling.
11716 (lto_input_tree_1): Liekwise.
11717 * lto-streamer-out.c (lto_output_tree_1): Remove special
11718 handling of builtins.
11719 (DFS::DFS): Likewise.
11720 * tree-streamer-in.c (streamer_get_builtin_tree): Remove.
11721 * tree-streamer-out.c (pack_ts_function_decl_value_fields): Remove
11723 (streamer_write_builtin): Remove.
11725 2016-07-25 Martin Liska <mliska@suse.cz>
11727 * lto-cgraph.c (input_symtab): Don't call get_working_sets
11728 if flag_auto_profile is set to true.
11730 2016-07-25 Martin Liska <mliska@suse.cz>
11732 PR gcov-profile/71868
11733 * cfgloopanal.c (expected_loop_iterations_unbounded): When we
11734 have a function with multiple latches, count them all.
11736 2016-07-25 Martin Liska <mliska@suse.cz>
11738 * tree-ssa-loop-niter.c (loop_only_exit_p): Release body array.
11740 2016-07-25 Martin Liska <mliska@suse.cz>
11742 PR tree-optimization/71987
11743 * tree-ssa-reassoc.c (maybe_optimize_range_tests): Call get_ops
11744 just for SSA_NAMEs. Fix GNU coding style.
11746 2016-07-25 Martin Liska <mliska@suse.cz>
11748 PR gcov-profile/64874
11749 * gcov-io.h: Update command about file format.
11750 * gcov-iov.c (main): Adapt the numbering scheme.
11752 2016-07-24 Kugan Vivekanandarajah <kuganv@linaro.org>
11754 PR middle-end/66726
11755 * tree-ssa-reassoc.c (optimize_vec_cond_expr): Handle tcc_compare stmt
11756 whose result is used in PHI.
11757 (final_range_test_p): Likewise.
11758 (maybe_optimize_range_tests): Likewise.
11760 2016-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
11762 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
11763 Reformat two multi-line strings.
11765 2016-07-22 Martin Sebor <msebor@redhat.com>
11767 * doc/extend.texi (Compound Literals): Add '@' missed in last commit.
11769 2016-07-22 Martin Sebor <msebor@redhat.com>
11772 * doc/extend.texi (Compound Literals): Correct and clarify.
11773 (Cast to Union): Same.
11775 2016-07-22 Kelvin Nilsen <kelvin@gcc.gnu.org>
11777 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
11778 comments to explain why certain error messages make mention of
11779 undocumented options.
11780 (rs6000_invalid_builtin): Change error messages to replace mention
11781 of undocumented options with mention of the -mcpu=power9 option
11782 that enables those undocumented options.
11783 * config/rs6000/rs6000.h (MASK_FLOAT128): New macro.
11784 (RS6000_BTM_FLOAT128): Use the new MASK_FLOAT128 macro in the
11785 definition of this macro to correct an existing error.
11786 * config/rs6000/rs6000.opt: Add the Undocumented qualifier to the
11787 mpower9-fusion, mpower9-vector, mpower9-dform, and mmodulo entries.
11788 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Modify
11789 descriptions of built-in functions so that they depend on
11790 -mcpu=power9 instead of on the corresponding undocumented flags.
11791 * doc/invoke.texi (Option Summary): Remove all mention of newly
11792 undocumented flags.
11793 (IBM RS/6000 and PowerPC Options): Likewise.
11794 * doc/md.texi (Constraints for Particuliar Machines): Remove all
11795 mention of newly undocumented flags.
11797 2016-07-22 Evgeny Stupachenko <evstupac@gmail.com>
11799 * ipa-cp.c (determine_versionability): Do not create constprop clones,
11800 when target_clones attribute is set.
11802 2016-07-22 Bin Cheng <bin.cheng@arm.com>
11804 * common.opt (funsafe-loop-optimizations): Mark ignore.
11805 * doc/invoke.texi (funsafe-loop-optimizations): Remove.
11806 * loop-iv.c (get_simple_loop_desc): Remove unsafe-loop-optimizations
11808 * tree-ssa-loop-niter.c (finite_loop_p): Ditto.
11809 * config/bfin/bfin.c (bfin_can_use_doloop_p): Ditto.
11811 2016-07-22 Bin Cheng <bin.cheng@arm.com>
11813 * tree-ssa-loop-niter.h (number_of_iterations_exit_assumptions): New
11815 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions): New
11817 (number_of_iterations_exit): Warn missed loop optimization for
11818 possible infinite loops.
11820 2016-07-22 Segher Boessenkool <segher@kernel.crashing.org>
11823 * config/rs6000/rs6000.c (rs6000_file_start): Fix condition for
11824 when to emit a ".machine" pseudo-op.
11826 2016-07-22 Martin Liska <mliska@suse.cz>
11828 PR gcov-profile/69028
11829 PR gcov-profile/62047
11830 * coverage.c (coverage_compute_lineno_checksum): Do not
11831 calculate checksum for fns w/o xloc.file.
11832 (coverage_compute_profile_id): Likewise.
11834 2016-07-22 Georg-Johann Lay <avr@gjlay.de>
11836 * config/avr/avr.c (TARGET_SECONDARY_RELOAD): Remove hook define...
11837 (avr_secondary_reload): ...and implementation.
11838 (avr_adjust_insn_length) [ADJUST_LEN_LPM]: Remove handling.
11839 * config/avr/avr.md (reload_in<mode>): Remove insns.
11840 (adjust_len) [lpm]: Remove insn attribute value.
11841 * config/avr/predicates.md (flash_operand): Remove insn predicate.
11843 2016-07-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
11845 PR middle-end/71876
11846 * builtin-attrs.def (ATTR_RT_NOTHROW_LEAF_LIST): New return twice
11848 * builtins.def (BUILT_IN_SETJMP): Use ATTR_RT_NOTHROW_LEAF_LIST here.
11849 * calls.c (special_function_p): Remove the special handling of the
11850 "__builtin_" prefix.
11852 2016-07-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
11854 PR middle-end/71876
11855 * calls.c (gimple_maybe_alloca_call_p): New function. Return true
11856 if STMT may be an alloca call.
11857 (gimple_alloca_call_p, alloca_call_p): Return only true for the
11858 builtin alloca call.
11859 * calls.h (gimple_maybe_alloca_call_p): New function.
11860 * tree-inline.c (inline_forbidden_p_stmt): Use
11861 gimple_maybe_alloca_call_p here.
11863 2016-07-21 David Malcolm <dmalcolm@redhat.com>
11865 * spellcheck-tree.c (best_macro_match::best_macro_match):
11866 Explictly specify the template arguments when invoking the base
11867 class constructor, to help older C++ compilers.
11869 2016-07-21 Jakub Jelinek <jakub@redhat.com>
11872 * asan.c (asan_dynamic_init_call): Call asan_init_shadow_ptr_types
11873 before builtin_decl_implicit.
11875 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
11877 * optabs.c (emit_condiitonal_move): Short circuit for identical
11880 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
11882 * ifcvt.c (noce_if_info): New fields: speed_p, original_cost,
11883 max_seq_cost. Removed fields: then_cost, else_cost, branch_cost.
11884 (noce_conversion_profitable_p): New.
11885 (noce_try_store_flag_constants): Use it.
11886 (noce_try_addcc): Likewise.
11887 (noce_try_store_flag_mask): Likewise.
11888 (noce_try_cmove): Likewise.
11889 (noce_try_cmove_arith): Likewise.
11890 (bb_valid_for_noce_process_p): Add to the cost parameter rather than
11892 (noce_convert_multiple_sets): Move cost model to here, from...
11893 (bb_ok_for_noce_convert_multiple_sets) ...here.
11894 (noce_process_if_block): Update calls for above changes.
11895 (noce_find_if_block): Record new noce_if_info parameters.
11897 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
11899 * target.def (max_noce_ifcvt_seq_cost): New.
11900 * doc/tm.texi.in (TARGET_MAX_NOCE_IFCVT_SEQ_COST): Document it.
11901 * doc/tm.texi: Regenerate.
11902 * targhooks.h (default_max_noce_ifcvt_seq_cost): New.
11903 * targhooks.c (default_max_noce_ifcvt_seq_cost): New.
11904 * params.def (PARAM_MAX_RTL_IF_CONVERSION_PREDICTABLE_COST): New.
11905 (PARAM_MAX_RTL_IF_CONVERSION_UNPREDICTABLE_COST): Likewise.
11906 * doc/invoke.texi: Document new params.
11908 2016-07-21 Richard Biener <rguenther@suse.de>
11910 PR tree-optimization/71947
11911 * tree-vrp.c (extract_range_from_assert): Singleton symbolic
11912 ranges have useful limit_vr information.
11914 2016-07-21 Richard Biener <rguenther@suse.de>
11916 * function-tests.c (build_trivial_generic_function): Set
11917 BLOCK_SUPERCONTEXT of DECL_INITIAL.
11918 * omp-low.c (create_omp_child_function): Likewise.
11919 (grid_expand_target_grid_body): Likewise.
11920 * cgraphunit.c (init_lowered_empty_function): Likewise.
11921 (cgraph_node::expand_thunk): Likewise.
11922 * tree-parloops.c (create_loop_fn): Likewise.
11923 * ipa.c (cgraph_build_static_cdtor_1): Likewise.
11925 2016-07-21 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
11927 * tree-ssa-strlen.c (strlen_dom_walker::before_dom_children): Fix typo
11930 2016-07-21 Georg-Johann Lay <avr@gjlay.de>
11932 * config/avr/avr.md (any_extract, any_shiftrt): New code iterators.
11933 (*insv.extract, *insv.shiftrt, *insv.not-bit.0, *insv.not-bit.7)
11934 (*insv.xor-extract, *insv.xor1-bit.0): New insns.
11935 (adjust_len) [insv_notbit, insv_notbit_0, insv_notbit_7]: New
11936 values for insn attribute.
11937 * config/avr/avr.c (avr_out_insert_notbit): New function.
11938 (avr_adjust_insn_length): Handle ADJUST_LEN_INSV_NOTBIT,
11939 ADJUST_LEN_INSV_NOTBIT_0/_7.
11940 * config/avr/avr-protos.h (avr_out_insert_notbit): New proto.
11942 2016-07-21 Bin Cheng <bin.cheng@arm.com>
11944 * tree-chrec.c (convert_affine_scev): New parameter. Pass new arg.
11945 (chrec_convert_1, chrec_convert): Ditto.
11946 * tree-chrec.h (chrec_convert, convert_affine_scev): New parameter.
11947 * tree-scalar-evolution.c (interpret_rhs_expr): Pass new arg.
11948 * tree-vrp.c (adjust_range_with_scev): Ditto.
11949 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Ditto.
11950 (scev_var_range_cant_overflow): New function.
11951 (scev_probably_wraps_p): New parameter. Call above function.
11952 * tree-ssa-loop-niter.h (scev_probably_wraps_p): New parameter.
11954 2016-07-21 Bin Cheng <bin.cheng@arm.com>
11956 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Clean up
11957 by removing computation of may_be_zero.
11959 2016-07-21 Jakub Jelinek <jakub@redhat.com>
11961 * tree-object-size.c (unknown): Use HOST_WIDE_INT_M1U instead of -1.
11963 2016-07-21 Andrew Sutton <andrew.n.sutton@gmail.com>
11965 Improving concepts performance and diagnostics.
11966 * timevar.def (TV_CONSTRAINT_SAT, TV_CONSTRAINT_SUB): New time vars
11967 for constraint satisfaction and subsumption.
11968 * timevar.h (auto_timevar): New constructor that matches the push/pop
11969 pattern of usage in pt.c.
11971 2016-07-20 Uros Bizjak <ubizjak@gmail.com>
11973 * hwint.h (HOST_WIDE_INT_0): New define.
11974 (HOST_WIDE_INT_0U): Ditto.
11975 * double-int.c: Use HOST_WIDE_INT_0 instead of (HOST_WIDE_INT) 0.
11976 * dse.c: Use HOST_WIDE_INT_0U instead of (unsigned HOST_WIDE_INT) 0.
11977 * simplify-rtx.c: Ditto.
11978 * tree-object-size.c: Ditto.
11980 2016-07-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11982 * config/s390/s390.c (s390_encode_section_info): Remove mode size
11985 2016-07-20 Uros Bizjak <ubizjak@gmail.com>
11987 * cse.c: Use HOST_WIDE_INT_M1 instead of ~(HOST_WIDE_INT) 0.
11988 * combine.c: Use HOST_WIDE_INT_M1U instead of
11989 ~(unsigned HOST_WIDE_INT) 0.
11990 * double-int.h: Ditto.
11992 * dwarf2asm.c:Ditto.
11994 * genmodes.c: Ditto.
11996 * read-rtl.c: Ditto.
11997 * tree-ssa-loop-ivopts.c: Ditto.
11998 * tree-ssa-loop-prefetch.c: Ditto.
11999 * tree-vect-generic.c: Ditto.
12000 * tree-vect-patterns.c: Ditto.
12003 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
12005 * config/avr.c (avr_legitimize_address) [AVR_TINY]: Force
12006 constant addresses outside [0,0xc0] into a register.
12007 (avr_out_movhi_r_mr_reg_no_disp_tiny): Pass insn. And handle
12008 cases where the base address register is unused after.
12009 (avr_out_movhi_r_mr_reg_disp_tiny): Same.
12010 (avr_out_movhi_mr_r_reg_disp_tiny): Same.
12011 (avr_out_store_psi_reg_disp_tiny): Same.
12013 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
12015 Implement attribute progmem on reduced Tiny cores by adding
12016 flash offset 0x4000 to respective symbols.
12019 * doc/extend.texi (AVR Variable Attributes) [progmem]: Add
12020 documentation how it works on reduced Tiny cores.
12021 (AVR Named Address Spaces): No support for reduced Tiny.
12022 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_PM): New macro.
12023 (avr_address_tiny_pm_p): New static function.
12024 (avr_print_operand_address) [AVR_TINY]: Add AVR_TINY_PM_OFFSET
12025 if the address is in progmem.
12026 (avr_assemble_integer): Same.
12027 (avr_encode_section_info) [AVR_TINY]: Set AVR_SYMBOL_FLAG_TINY_PM
12028 for symbol_ref in progmem.
12029 * config/avr/avr.h (AVR_TINY_PM_OFFSET): New macro.
12030 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use it instead of
12031 magic 0x4000 when built-in def'ing __AVR_TINY_PM_BASE_ADDRESS__.
12033 2016-07-20 Patrick Palka <ppalka@gcc.gnu.org>
12035 * configure.ac (thin_archive_support): New variable. AC_SUBST it.
12036 * configure: Regenerate.
12037 * Makefile.in (THIN_ARCHIVE_SUPPORT): New variable.
12038 (USE_THIN_ARCHIVES): New variable.
12039 (libbackend.a): If USE_THIN_ARCHIVES then pass T to ar to build
12040 this archive as a thin archive.
12042 2016-07-20 David Malcolm <dmalcolm@redhat.com>
12044 * diagnostic-show-locus.c (diagnostic_show_locus): If this is the
12045 same location as last time, don't skip if we have fix-it hints.
12046 Clarify the skipping logic by converting it from one "if" clause
12047 to repeated "if" clauses.
12048 * spellcheck-tree.c: Include "cpplib.h".
12049 (find_closest_macro_cpp_cb): Move here from c/c-decl.c.
12050 (best_macro_match::best_macro_match): New constructor.
12051 * spellcheck-tree.h (struct edit_distance_traits<cpp_hashnode *>):
12052 Move here from c/c-decl.c.
12053 (class best_macro_match): Move here from c/c-decl.c, converting
12054 from a typedef to a subclass, gaining a ctor.
12056 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
12058 * config/avr/avr-protos.h (avr_addr_space_supported_p): New prototype.
12059 * config/avr/avr.c (TARGET_ADDR_SPACE_DIAGNOSE_USAGE): New hook
12061 (avr_addr_space_diagnose_usage): ...and implementation.
12062 (avr_addr_space_supported_p): New function.
12063 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Only
12064 report bad address space usage if that space is supported.
12065 (avr_insert_attributes): Same. No more complain about unsupported
12067 * config/avr/avr-c.c (tm_p.h): Include it.
12068 (avr_cpu_cpp_builtins): Only define addr-space related built-in
12069 macro if avr_addr_space_supported_p.
12071 2016-07-20 Alexander Monakov <amonakov@ispras.ru>
12073 * config/nvptx/nvptx.c (nvptx_option_override): Do not set
12074 flag_toplevel_reorder.
12076 2016-07-20 David Malcolm <dmalcolm@redhat.com>
12078 * gcc-rich-location.c
12079 (gcc_rich_location::add_fixit_misspelled_id): New overload, taking
12081 * gcc-rich-location.h
12082 (gcc_rich_location::add_fixit_misspelled_id): Likewise.
12084 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
12086 * target.def (addr_space): Add new diagnose_usage to hook vector.
12087 * targhooks.c (default_addr_space_diagnose_usage): Add default
12088 implementation and...
12089 * targhooks.h (default_addr_space_diagnose_usage): ... its prototype.
12090 * c/c-parser.c (c_lex_one_token) [CPP_NAME]: If the token
12091 is some address space, call targetm.addr_space.diagnose_usage.
12092 * doc/tm.texi.in (Named Address Spaces): Add anchor for
12093 TARGET_ADDR_SPACE_DIAGNOSE_USAGE documentation.
12094 * doc/tm.texi: Regenerate.
12096 2016-07-20 Martin Liska <mliska@suse.cz>
12098 PR middle-end/71898
12099 * graphite-isl-ast-to-gimple.c (later_of_the_two):
12100 Properly handly PHI stmts.
12102 2016-07-20 Bin Cheng <bin.cheng@arm.com>
12104 PR tree-optimization/71503
12105 PR tree-optimization/71683
12106 * tree-if-conv.c (gen_phi_arg_condition): Record true predicate
12109 2016-07-20 Martin Liska <mliska@suse.cz>
12111 * doc/invoke.texi (-fipa-ra): Document when the option is
12112 disabled. Fix a typo.
12114 2016-07-20 Martin Liska <mliska@suse.cz>
12116 * Makefile.in: Include fibonacci_heap.c
12117 * fibonacci_heap.c: New file.
12118 * fibonacci_heap.h (fibonacci_heap::insert): Use insert_node.
12119 (fibonacci_heap::union_with): Fix deletion of the second heap.
12120 * selftest-run-tests.c (selftest::run_tests): Incorporate
12121 fibonacci heap tests.
12122 * selftest.h: Declare fibonacci_heap_c_tests.
12124 2016-07-20 Martin Liska <mliska@suse.cz>
12126 * selftest-run-tests.c (selftest::run_tests): New function.
12127 * selftest.h (sreal_c_tests): Declare.
12128 * sreal.c (sreal_verify_basics): New function.
12129 (verify_aritmetics): Likewise.
12130 (sreal_verify_arithmetics): Likewise.
12131 (verify_shifting): Likewise.
12132 (sreal_verify_shifting): Likewise.
12133 (void sreal_c_tests): Likewise.
12135 2016-07-19 Jakub Jelinek <jakub@redhat.com>
12137 PR rtl-optimization/71916
12138 * cfgrtl.c (contains_no_active_insn_p): Return false also for
12139 bb which have a single succ fake edge.
12141 2016-07-19 Aldy Hernandez <aldyh@redhat.com>
12144 * dwarf2out.c (gen_subprogram_die): Only call
12145 gen_unspecified_parameters_die while dumping early dwarf.
12147 2016-07-19 Jakub Jelinek <jakub@redhat.com>
12149 PR middle-end/71874
12150 * gimple-fold.c (fold_builtin_memory_op): Use
12151 get_addr_base_and_unit_offset instead of get_ref_base_and_extent.
12153 2016-07-19 Uros Bizjak <ubizjak@gmail.com>
12155 * builtins.c: Use HOST_WIDE_INT_1 instead of (HOST_WIDE_INT) 1,
12156 HOST_WIDE_INT_1U instead of (unsigned HOST_WIDE_INT) 1,
12157 HOST_WIDE_INT_M1 instead of (HOST_WIDE_INT) -1 and
12158 HOST_WIDE_INT_M1U instead of (unsigned HOST_WIDE_INT) -1.
12159 * combine.c: Ditto.
12162 * double-int.c: Ditto.
12164 * dwarf2out.c: Ditto.
12167 * fold-const.c: Ditto.
12168 * function.c: Ditto.
12170 * genmodes.c: Ditto.
12174 * loop-doloop.c: Ditto.
12175 * loop-invariant.c: Ditto.
12176 * loop-iv.c: Ditto.
12181 * rtlanal.c: Ditto.
12182 * simplify-rtx.c: Ditto.
12183 * stor-layout.c: Ditto.
12185 * tree-ssa-loop-ivopts.c: Ditto.
12186 * tree-vect-generic.c: Ditto.
12187 * tree-vect-patterns.c: Ditto.
12192 * wide-int-print.cc: Ditto.
12193 * wide-int.cc: Ditto.
12194 * wide-int.h: Ditto.
12196 2016-07-19 David Malcolm <dmalcolm@redhat.com>
12198 * selftest.c (selftest::assert_streq): Handle NULL values of
12199 val_actual and val_expected.
12201 2016-07-19 Martin Jambor <mjambor@suse.cz>
12204 * trans-decl.c (gfc_generate_function_code): Use cgraph_get_create_node
12205 rather than cgraph_create_node to get a call graph node.
12207 2016-07-19 Richard Biener <rguenther@suse.de>
12209 * gimple-fold.c (get_base_constructor): Add VIEW_CONVERT case,
12210 handle all tcc_constant bases and valueize SSA names.
12211 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): Handle
12212 tcc_constant bases.
12214 2016-07-19 David Malcolm <dmalcolm@redhat.com>
12216 * function-tests.c (selftest::verify_three_block_rtl_cfg): Verify
12217 the flags of the exit block and bb2, not just the entry block.
12219 2016-07-19 Richard Biener <rguenther@suse.de>
12221 PR tree-optimization/71901
12222 * tree-ssa-sccvn.h (struct vn_reference_op_struct): Add
12223 align member, group stuff with the bitfield.
12224 (vn_ref_op_align_unit): New inline.
12225 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): For ARRAY_REFs
12226 record element alignment and operand 3 unchanged.
12227 (ao_ref_init_from_vn_reference): Adjust.
12228 (valueize_refs_1): Likewise.
12229 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Likewise.
12231 2016-07-19 Richard Biener <rguenther@suse.de>
12233 PR tree-optimization/71908
12234 * tree-ssa-structalias.c (get_constraint_for_component_ref): Handle
12235 symbolic constants in a more reliable way.
12237 2016-07-19 Ilya Enkovich <ilya.enkovich@intel.com>
12239 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Update
12241 (vect_update_inits_of_drs): Likewise.
12242 (vect_create_cond_for_alias_checks): Likewise.
12243 * tree-vect-loop.c (vect_get_known_peeling_cost): Likewise.
12245 2016-07-19 Richard Biener <rguenther@suse.de>
12248 * lto-streamer-out.c (DFS::DFS_write_tree_body): For blocks
12249 with an abstract origin that is not an inlined function outer
12250 scope add a self-reference as abstract origin.
12251 * tree-streamer-out.c (write_ts_block_tree_pointers): Likewise.
12253 2016-07-18 Michael Meissner <meissner@linux.vnet.ibm.com>
12256 * config/rs6000/rs6000.c (rs6000_function_value): Fix
12257 unintentional System V.4 structure return breakage for structures
12258 with a single floating point element.
12260 2016-07-18 Yuri Rumyantsev <ysrumyan@gmail.com>
12262 PR tree-optimization/71734
12263 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Add REF_LOOP argument which
12264 contains REF, use it to check safelen, assume that safelen value
12265 must be greater 1, fix style.
12266 (ref_indep_loop_p_2): Add REF_LOOP argument.
12267 (ref_indep_loop_p): Pass LOOP as additional argument to
12268 ref_indep_loop_p_2.
12270 2016-07-18 Dominik Vogt <vogt@linux.vnet.ibm.com>
12272 * cfgexpand.c (expand_stack_vars): Implement synamic stack space
12273 allocation in the prologue.
12274 * explow.c (get_dynamic_stack_base): New function to return an address
12275 expression for the dynamic stack base.
12276 (get_dynamic_stack_size): New function to do the required dynamic stack
12277 space size calculations.
12278 (allocate_dynamic_stack_space): Use new functions.
12279 (align_dynamic_address): Move some code from
12280 allocate_dynamic_stack_space to new function.
12281 * explow.h (get_dynamic_stack_base, get_dynamic_stack_size): Export.
12283 2016-07-18 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12285 * config/s390/s390.c (s390_encode_section_info): Always set
12286 notaligned marker if mode size is 0 or no MEM_ALIGN info could be
12289 2016-07-18 Richard Biener <rguenther@suse.de>
12291 PR tree-optimization/71893
12292 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Compensate
12293 for sizetype cast added by array_ref_element_size.
12294 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
12296 2016-07-16 John David Anglin <danglin@gcc.gnu.org>
12298 * config/pa/pa.c (hppa_profile_hook): Allocate stack space for
12299 register parameters. Remove code to initialize argument pointer
12300 on TARGET_64BIT. Optimize call to _mcount when it can be reached
12301 using a pc-relative branch. Cleanup conditional code.
12302 * config/pa/pa.md (call_mcount): New expander.
12303 (call_mcount_nonpic): New insn.
12304 (call_mcount_pic): New insn and split.
12305 (call_mcount_pic_post_reload): New insn.
12306 (call_mcount_64bit): New insn and split.
12307 (call_mcount_64bit_post_reload): New insn.
12309 2016-07-15 Georg-Johann Lay <avr@gjlay.de>
12311 * config/avr/predicates.md (const_m255_to_m1_operand): New.
12312 * config/avr/constraints.md (Cn8, Ca1, Co1, Yx2): New constraints.
12313 * config/avr/avr.md (add<mode>3) <ALL1>: Fix set_vzn for +/-2.
12314 (*cmphi.zero-extend.0, *cmphi.zero-extend.1)
12315 (*usum_widenqihi3, *udiff_widenqihi3)
12316 (*addhi3_zero_extend.const): New combiner insns.
12317 (andqi3, iorqi3): Provide "l" (NO_LD_REGS) alternative if
12318 just 1 bit is affected.
12319 * config/avr/avr.c (avr_out_bitop) <QImode>: Don't access xop[3].
12320 (avr_out_compare) [EQ,NE]: Tweak comparing d-regs against -1.
12322 2016-07-15 Cesar Philippidis <cesar@codesourcery.com>
12324 * omp-low.c (lower_omp_target): Mark data clauses with
12325 GOMP_MAP_FORCE_{PRESENT,TO,FROM,TOFROM} as potentially having
12326 zero-length subarrays.
12328 2016-07-15 Richard Biener <rguenther@suse.de>
12330 PR tree-optimization/71881
12331 * tree-loop-distribution.c (destroy_loop): Remove blocks in
12332 reverse DOM order to make debug temp generation happy.
12334 2016-07-15 Richard Biener <rguenther@suse.de>
12336 PR tree-optimization/71887
12337 * tree-ssa-phiopt.c (absorbing_element_p): Add rhs arg and
12338 verify it is not zero for division / modulo handling.
12339 (value_replacement): Adjust.
12341 2016-07-15 Virendra Pathak <virendra.pathak@broadcom.com>
12342 Julian Brown <julian@codesourcery.com>
12344 * config/aarch64/aarch64-cores.def: Update vulcan COSTS.
12345 * config/aarch64/aarch64-cost-tables.h
12346 (vulcan_extra_costs): New variable.
12347 * config/aarch64/aarch64.c
12348 (vulcan_addrcost_table): Likewise.
12349 (vulcan_regmove_cost): Likewise.
12350 (vulcan_vector_cost): Likewise.
12351 (vulcan_branch_cost): Likewise.
12352 (vulcan_tunings): Likewise.
12354 2016-07-15 Alexander Monakov <amonakov@ispras.ru>
12356 * cgraphunit.c (cgraph_order_sort_kind): New entry ORDER_VAR_UNDEF.
12357 (output_in_order): Loop over undefined variables too. Output them
12358 via assemble_undefined_decl. Skip variables that correspond to hard
12359 registers or have value-exprs.
12360 * varpool.c (symbol_table::output_variables): Handle undefined
12361 variables together with defined ones.
12363 2016-07-15 Richard Biener <rguenther@suse.de>
12365 * tree-ssa-pre.c (get_representative_for): Make sure to return
12366 the value number of SSA names.
12367 (phi_translate_1): get_representative_for cannot return NULL.
12368 (do_pre_regular_insertion): Remove redundant call to
12369 fully_constant_expression.
12370 (do_pre_partial_partial_insertion): Likewise.
12372 2016-07-15 Bin Cheng <bin.cheng@arm.com>
12374 * tree-scalar-evolution.c (simple_iv_with_niters): New funcion.
12375 (derive_simple_iv_with_niters): New function.
12376 (simple_iv): Rewrite using simple_iv_with_niters.
12377 * tree-scalar-evolution.h (simple_iv_with_niters): New decl.
12378 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions): New
12380 (number_of_iterations_exit): Rewrite using above function.
12381 * tree-ssa-loop-niter.h (number_of_iterations_exit_assumptions): New
12384 2016-07-15 Richard Biener <rguenther@suse.de>
12386 * config/i386/i386.c (ix86_builtin_vectorization_cost): Adjust
12387 vec_construct cost.
12389 2016-07-14 Jakub Jelinek <jakub@redhat.com>
12391 PR tree-optimization/71872
12392 * tree-data-ref.c (get_references_in_stmt): Ignore references
12393 with is_gimple_constant get_base_address.
12395 2016-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
12397 * config/arm/arm.h (TARGET_HAVE_LDACQ): Enable for ARMv8-M Mainline.
12398 (TARGET_HAVE_LDACQD): New macro.
12399 * config/arm/sync.md (atomic_loaddi): Use TARGET_HAVE_LDACQD rather
12400 than TARGET_HAVE_LDACQ.
12401 (arm_load_acquire_exclusivedi): Likewise.
12402 (arm_store_release_exclusivedi): Likewise.
12404 2016-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
12406 PR rtl-optimization/71878
12407 * lra-constraints.c (match_reload): Pass information about other
12408 output operands. Create new unique register value if matching input
12409 operand shares same register value as output operand being considered.
12410 (curr_insn_transform): Record output operands already processed.
12412 2016-07-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12415 PR tree-optimization/70923
12416 * tree-vect-patterns.c: Include mult-synthesis.h.
12417 (target_supports_mult_synth_alg): New function.
12418 (synth_lshift_by_additions): Likewise.
12419 (apply_binop_and_append_stmt): Likewise.
12420 (vect_synth_mult_by_constant): Likewise.
12421 (target_has_vecop_for_code): Likewise.
12422 (vect_recog_mult_pattern): Use above functions to synthesize vector
12423 multiplication by integer constants.
12425 2016-07-14 Alan Modra <amodra@gmail.com>
12427 * config/rs6000/altivec.md (altivec_mov<mode>): Disparage
12428 gpr alternatives. Correct '*' placement on Y,r alternative.
12429 Add '*' on operand 1 of r,r alternative.
12431 2016-07-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12433 * expmed.c (mult_variant, choose_mult_variant): Move declaration to...
12434 * expmed.h: ... Here.
12436 2016-07-14 Jan Hubicka <hubicka@ucw.cz>
12438 * gimple.h (stmt_can_terminate_bb_p): New function.
12439 * tree-cfg.c (need_fake_edge_p): Rename to ...
12440 (stmt_can_terminate_bb_p): ... this; return true if stmt can
12441 throw external; handle const and pure calls.
12442 * tree-ssa-loop-niter.c (loop_only_exit_p): Use it.
12444 2016-07-14 Richard Biener <rguenther@suse.de>
12446 PR tree-optimization/71866
12447 * tree-ssa-pre.c (get_constant_for_value_id): Remove.
12448 (do_hoist_insertion): Avoid endless recursion when we
12449 didn't insert anything because we managed to simplify
12450 things down to a constant or SSA name.
12451 (fully_constant_expression): Re-write in terms of ...
12452 * tree-ssa-sccvn.h (vn_nary_simplify): ... this. Declare.
12453 * tree-ssa-sccvn.c (vn_nary_simplify): New wrapper around
12454 vn_nary_build_or_lookup_1.
12455 (vn_nary_build_or_lookup_1): Added flag and renamed from ...
12456 (vn_nary_build_or_lookup): ... this which now wraps it.
12458 2016-07-14 Alan Modra <amodra@gmail.com>
12461 * config/rs6000/rs6000.c (rs6000_option_override_internal): Deal
12462 with p9_vector override before power9-dform override.
12464 2016-07-13 Andi Kleen <ak@linux.intel.com>
12466 * value-prof.c (gimple_value_profile_transformations): Don't run
12467 when auto_profile is on.
12469 2016-07-13 Andi Kleen <ak@linux.intel.com>
12471 * auto-profile.c (update_inlined_ind_target,
12472 afdo_indirect_call): Print information to dump file.
12474 2016-07-13 Andrew Burgess <andrew.burgess@embecosm.com>
12476 * genrecog.c (special_predicate_operand_p): New function.
12477 (predicate_name): Move function.
12478 (validate_pattern): Don't warn about missing mode for all
12479 define_special_predicate predicates.
12481 2016-07-13 Bin Cheng <bin.cheng@arm.com>
12483 * tree-vect-data-refs.c (vect_no_alias_p): New function.
12484 (vect_prune_runtime_alias_test_list): Call vect_no_alias_p to
12485 resolve alias checks which are known at compilation time.
12486 Truncate vector LOOP_VINFO_MAY_ALIAS_DDRS(loop_vinfo) if all
12487 alias checks are resolved. Move dump info for too many runtime
12488 alias checks to here...
12489 * tree-vect-loop.c (vect_analyze_loop_2): ...From here.
12491 2016-07-13 Richard Biener <rguenther@suse.de>
12493 PR tree-optimization/24574
12494 * tree-ssa-phiopt.c (absorbing_element_p): Pass in argument
12495 position and add shift, rotate, divison and modulo support
12497 (value_replacement): Pass in argument position to absorbing_element_p.
12499 2016-07-13 Ilya Enkovich <ilya.enkovich@intel.com>
12502 * ipa-inline-transform.c (inline_call): Support
12503 instrumented thunks.
12505 2016-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
12507 * config/arm/arm.h (TARGET_HAVE_CBZ): Define.
12508 (TARGET_IDIV): Set for all Thumb targets provided they have hardware
12510 * config/arm/arm.md (divsi3): New unpredicable alternative for ARMv8-M
12511 Baseline. Make initial alternative TARGET_32BIT only.
12512 (udivsi3): Likewise.
12513 * config/arm/thumb1.md (thumb1_cbz): New define_insn.
12514 * doc/sourcebuild.texi (arm_thumb1_cbz_ok): Document new effective
12517 2016-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
12519 * config/arm/arm.h (TARGET_HAVE_MOVT): Include ARMv8-M as having MOVT.
12520 * config/arm/arm.c (arm_arch_name): (const_ok_for_op): Check MOVT/MOVW
12521 availability with TARGET_HAVE_MOVT.
12522 (thumb_legitimate_constant_p): Strip the high part of a label_ref.
12523 (thumb1_rtx_costs): Also return 0 if setting a half word constant and
12524 MOVW is available and replace (unsigned HOST_WIDE_INT) INTVAL by
12526 (thumb1_size_rtx_costs): Make set of half word constant also cost 1
12527 extra instruction if MOVW is available. Use a cost variable
12528 incremented by COSTS_N_INSNS (1) when the condition match rather than
12529 returning an arithmetic expression based on COSTS_N_INSNS. Make
12530 constant with bottom half word zero cost 2 instruction if MOVW is
12532 * config/arm/arm.md (define_attr "arch"): Add v8mb.
12533 (define_attr "arch_enabled"): Set to yes if arch value is v8mb and
12534 target is ARMv8-M Baseline.
12535 (arm_movt): New unpredicable alternative for ARMv8-M Baseline.
12536 (arm_movtas_ze): Likewise.
12537 * config/arm/thumb1.md (thumb1_movdi_insn): Add ARMv8-M Baseline only
12538 alternative for constants satisfying j constraint.
12539 (thumb1_movsi_insn): Likewise.
12540 (movsi splitter for K alternative): Tighten condition to not trigger
12541 if movt is available and j constraint is satisfied.
12542 (Pe immediate splitter): Likewise.
12543 (thumb1_movhi_insn): Add ARMv8-M Baseline only alternative for
12544 constant fitting in an halfword to use MOVW.
12545 * doc/sourcebuild.texi (arm_thumb1_movt_ok): Document new ARM
12548 2016-07-13 Richard Biener <rguenther@suse.de>
12550 PR middle-end/71104
12551 * gimplify.c (gimplify_modify_expr): Gimplify the RHS before
12552 gimplifying the LHS. Make sure to gimplify a returning twice
12553 call LHS without using SSA names.
12555 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12557 * tree-data-ref.c (find_data_references_in_stmt): Remove
12558 unnecessary call to vec::release.
12559 (graphite_find_data_references_in_stmt): Likewise.
12560 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p): Likewise.
12561 * tree-vect-stmts.c (vectorizable_condition): Likewise.
12563 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12565 * cfgexpand.c (expand_used_vars): Make the type of a local
12567 * genmatch.c (lower_for): Likewise.
12568 * haifa-sched.c (haifa_sched_init): Likewise.
12569 (add_to_speculative_block): Likewise.
12570 (create_check_block_twin): Likewise.
12571 * predict.c (handle_missing_profiles): Likewise.
12572 * tree-data-ref.c (loop_nest_has_data_refs): Likewise.
12573 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Likewise.
12574 * tree-ssa-loop-niter.c (discover_iteration_bound_by_body_walk):
12576 (maybe_lower_iteration_bound): Likewise.
12577 * tree-ssa-sccvn.c (DFS): Likewise.
12578 * tree-stdarg.c (reachable_at_most_once): Likewise.
12579 * tree-vect-stmts.c (vectorizable_conversion): Likewise.
12580 (vectorizable_store): Likewise.
12582 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12584 * tree-ssa-sccvn.c (sccvn_dom_walker::~sccvn_dom_walker): remove.
12585 (sccvn_dom_walker): make cond_stack an auto_vec.
12587 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12589 * ree.c (struct ext_state): Make type of members auto_vec.
12590 (find_and_remove_re): Adjust.
12592 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12594 * cfgexpand.c (struct stack_vars_data): Make type of fields
12596 (expand_used_vars): Adjust.
12598 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12600 * ipa.c (record_cdtor_fn): Adjust.
12601 (build_cdtor_fns): Likewise.
12602 (ipa_cdtor_merge): Make static_ctors and static_dtors local
12605 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12607 * genextract.c (struct accum_extract): Add constructor and make
12609 (gen_insn): Adjust.
12611 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12613 * tree.c (struct free_lang_data_d): Add constructor and change
12614 types of members to ones that automatically manage resources.
12615 (fld_worklist_push): Adjust.
12616 (find_decls_types): Likewise.
12617 (find_decls_types_in_eh_region): Likewise.
12618 (free_lang_data_in_cgraph): Stop manually creating and
12619 destroying members of free_lang_data_d.
12621 2016-07-13 Uros Bizjak <ubizjak@gmail.com>
12623 PR rtl-optimization/68961
12624 * config/i386/sse.md (movsd/movhpd to movupd peephole2s): Add new
12625 peephole variant. Use sse_reg_operand predicates.
12627 2016-07-12 Uros Bizjak <ubizjak@gmail.com>
12629 * config/i386/predicates.md (x86_64_immediate_operand)
12630 <case CONST_INT>: Remove unneeded truncation to DImode.
12631 <case CONST>: Ditto.
12632 (x86_64_zext_immediate_operand) <case CONST>: Ditto.
12634 2016-07-12 Michael Meissner <meissner@linux.vnet.ibm.com>
12637 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal):
12638 The xxperm and xxpermr instructions require that the 2nd input
12639 operand overlap with the output operand, and not the 1st.
12640 (altivec_vperm_v8hiv16qi): Likewise.
12641 (altivec_vperm_<mode>_uns_internal): Likewise.
12642 (altivec_vpermr_<mode>_internal): Likewise.
12643 (vperm_v8hiv4si): Likewise.
12644 (vperm_v16qiv8hi): Likewise.
12646 2016-07-12 Nathan Sidwell <nathan@acm.org>
12648 * config/arm/arm.c (arm_option_override): Set MASK_SINGLE_PIC_BASE
12649 when -mno-pic-data-is-text-relative is in effect, by default.
12650 * doc/invoke.texi (mpic-data-is-text-relative): Document new
12651 behavior and clarify.
12653 2016-07-12 Martin Liska <mliska@suse.cz>
12655 * params.def: Add avg-loop niter.
12656 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use the param.
12657 * cfgloopanal.c (expected_loop_iterations_unbounded): Likewise.
12658 * doc/invoke.texi: Document the new parameter.
12660 2016-07-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12662 PR middle-end/71700
12663 * expr.c (store_constructor): Mask sign-extended bits when widening
12664 sub-word constructor element at the start of a word.
12666 2016-07-12 Martin Liska <mliska@suse.cz>
12668 * Makefile.in: Append rule for params-options.h.
12669 * params-options.h: New file.
12671 2016-07-12 Martin Liska <mliska@suse.cz>
12673 * ira-build.c (mark_loops_for_removal): Properly iterate
12676 2016-07-12 Steven Bosscher <steven@gcc.gnu.org>
12677 Richard Biener <rguenther@suse.de>
12679 PR tree-optimization/23286
12680 PR tree-optimization/70159
12681 * doc/invoke.texi: Document -fcode-hoisting.
12682 * common.opt (fcode-hoisting): New flag.
12683 * opts.c (default_options_table): Enable -fcode-hoisting at -O2+.
12684 * tree-ssa-pre.c (pre_stats): Add hoist_insert.
12685 (do_regular_insertion): Rename to ...
12686 (do_pre_regular_insertion): ... this and amend general comments
12687 on insertion strathegy.
12688 (do_partial_partial_insertion): Rename to ...
12689 (do_pre_partial_partial_insertion): ... this.
12690 (do_hoist_insertion): New function.
12691 (insert_aux): Take flags on whether to do PRE and/or hoist insertion
12692 and call do_hoist_insertion properly.
12694 (pass_pre::gate): Enable also if -fcode-hoisting is enabled.
12695 (pass_pre::execute): Register hoist_insert stats.
12697 2016-07-12 Jakub Jelinek <jakub@redhat.com>
12699 PR middle-end/71716
12700 * gimple-fold.c (optimize_atomic_compare_exchange_p): Return false
12701 for SCALAR_FLOAT_TYPE_P type of expected var, or if TYPE_PRECISION
12702 is different from mode's bitsize. Small cleanup.
12704 2016-07-12 Richard Biener <rguenther@suse.de>
12706 PR rtl-optimization/68961
12707 * fwprop.c (propagate_rtx): Allow SUBREGs of VEC_CONCAT and CONCAT
12708 to simplify to a non-constant.
12710 2016-07-11 Jakub Jelinek <jakub@redhat.com>
12712 PR middle-end/71758
12713 * omp-low.c (expand_omp_target): Gimplify device.
12715 PR tree-optimization/71823
12716 * tree-vect-stmts.c (vectorizable_operation): Use vect_get_vec_defs
12717 to get vec_oprnds2 from op2.
12719 2016-07-11 Uros Bizjak <ubizjak@gmail.com>
12721 * config/i386/predicates.md (x86_64_immediate_operand) <case CONST>:
12722 Hoist common subexpressions.
12723 (x86_64_zext_immediate_operand) <case CONST>: Ditto.
12725 2016-07-11 Pat Haugen <pthaugen@us.ibm.com>
12728 * config/rs6000/rs6000.md (stfiwx): Change constraint to 'wu' to
12729 prevent generation of 'stxsiwx' on pre Power8 hardware.
12731 2016-07-11 David Malcolm <dmalcolm@redhat.com>
12733 * input.c: Include cpplib.h.
12734 (selftest::temp_source_file): New class.
12735 (selftest::temp_source_file::temp_source_file): New ctor.
12736 (selftest::temp_source_file::~temp_source_file): New dtor.
12737 (selftest::should_have_column_data_p): New function.
12738 (selftest::test_should_have_column_data_p): New function.
12739 (selftest::temp_line_table): New class.
12740 (selftest::temp_line_table::temp_line_table): New ctor.
12741 (selftest::temp_line_table::~temp_line_table): New dtor.
12742 (selftest::test_accessing_ordinary_linemaps): Add case_ param; use
12743 it to create a temp_line_table.
12744 (selftest::assert_loceq): Only verify LOCATION_COLUMN for
12745 locations that are known to have column data.
12746 (selftest::line_table_case): New struct.
12747 (selftest::test_reading_source_line): Move tempfile handling
12748 to class temp_source_file.
12749 (ASSERT_TOKEN_AS_TEXT_EQ): New macro.
12750 (selftest::assert_token_loc_eq): New function.
12751 (ASSERT_TOKEN_LOC_EQ): New macro.
12752 (selftest::test_lexer): New function.
12753 (selftest::boundary_locations): New array.
12754 (selftest::input_c_tests): Call test_should_have_column_data_p.
12755 Loop over a test matrix of interesting values of location and
12756 default_range_bits, calling test_lexer on each case in the matrix.
12757 Move call to test_accessing_ordinary_linemaps into the matrix.
12758 * selftest.h (ASSERT_EQ): Reimplement in terms of...
12759 (ASSERT_EQ_AT): New macro.
12761 2016-07-11 H.J. Lu <hongjiu.lu@intel.com>
12764 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
12765 Don't convert TImode in debug insn.
12767 2016-07-11 Bernd Edlinger <bernd.edlinger@hotmail.de>
12769 Convert TYPE_ALIGN_OK to a TYPE_LANG_FLAG.
12770 * tree-core.h (tree_base::nothrow_flag): Adjust comment.
12771 (tree_type_common::lang_flag_7): New.
12772 (tree_type_common::spare): Reduce size.
12773 * tree.h (TYPE_ALIGN_OK): Remove.
12774 (TYPE_LANG_FLAG_7): New.
12775 (get_inner_reference): Adjust header.
12776 * print-tree.c (print_node): Adjust.
12777 * expr.c (get_inner_reference): Remove parameter keep_aligning.
12778 (get_bit_range, expand_assignment, expand_expr_addr_expr_1): Adjust
12779 calls to get_inner_reference.
12780 (expand_expr_real_1): Adjust call to get_inner_reference. Remove
12781 handling of TYPE_ALIGN_OK.
12782 * builtins.c (get_object_alignment_2): Adjust call to
12783 get_inner_reference. Remove handling of VIEW_CONVERT_EXPR.
12784 * emit-rtl.c (set_mem_attributes_minus_bitpos): Remove handling of
12786 * asan.c (instrument_derefs): Adjust calls to get_inner_reference.
12787 * cfgexpand.c (expand_debug_expr): Likewise.
12788 * dbxout.c (dbxout_expand_expr): Likewise.
12789 * dwarf2out.c (loc_list_for_address_of_addr_expr_of_indirect_ref,
12790 loc_list_from_tree, fortran_common): Likewise.
12791 * fold-const.c (optimize_bit_field_compare,
12792 decode_field_reference, fold_unary_loc, fold_comparison,
12793 split_address_to_core_and_offset): Likewise.
12794 * gimple-laddress.c (execute): Likewise.
12795 * gimple-ssa-strength-reduction.c (slsr_process_ref): Likewise.
12796 * gimplify.c (gimplify_scan_omp_clauses): Likewise.
12797 * hsa-gen.c (gen_hsa_addr): Likewise.
12798 * simplifx-rtx.c (delegitimize_mem_from_attrs): Likewise.
12799 * tsan.c (instrument_expr): Likewise.
12800 * ubsan.c (instrument_bool_enum_load, instrument_object_size): Likewise.
12801 * tree.c (verify_type_variant): Remove handling of TYPE_ALIGN_OK.
12802 * tree-affine.c (tree_to_aff_combination,
12803 get_inner_reference_aff): Adjust calls to get_inner_reference.
12804 * tree-data-ref.c (split_constant_offset_1,
12805 dr_analyze_innermost): Likewise.
12806 * tree-scalar-evolution.c (interpret_rhs_expr): Likewise.
12807 * tree-sra.c (ipa_sra_check_caller): Likewise.
12808 * tree-ssa-loop-ivopts.c (split_address_cost): Likewise.
12809 * tree-ssa-math-opts.c (find_bswap_or_nop_load,
12810 bswap_replace): Likewise.
12811 * tree-vect-data-refs.c (vect_check_gather,
12812 vect_analyze_data_refs): Likewise.
12813 * config/mips/mips.c (r10k_safe_mem_expr_p): Likewise.
12814 * config/pa/pa.c (pa_emit_move_sequence): Remove handling of
12817 2016-07-11 David Malcolm <dmalcolm@redhat.com>
12819 * Makefile.in (selftest-valgrind): New phony target.
12820 * function-tests.c (selftest::build_cfg): Delete pass instances
12821 created by the test.
12822 (selftest::convert_to_ssa): Likewise.
12823 (selftest::test_expansion_to_rtl): Likewise.
12824 * tree-cfg.c (selftest::test_linear_chain): Release dominator
12826 (selftest::test_diamond): Likewise.
12828 2016-07-11 Richard Biener <rguenther@suse.de>
12830 PR tree-optimization/71816
12831 * tree-ssa-pre.c (compute_avail): Adjust alignment of ref rather
12832 than replacing all of its operands.
12834 2016-07-11 Alan Modra <amodra@gmail.com>
12836 * config/rs6000/rs6000.md (UNSPEC_DOLOOP): New unspec.
12837 (ctr<mode>): Add unspec.
12838 (ctr<mode>_internal*): Likewise.
12840 2016-07-08 James Bowman <james.bowman@ftdichip.com>
12842 * config/ft32/ft32.c (ft32_elf_encode_section_info): New function.
12843 * config/ft32/ft32.h (ASM_OUTPUT_SYMBOL_REF): New function.
12845 2016-07-08 Vladimir Makarov <vmakarov@redhat.com>
12847 PR rtl-optimization/71621
12848 * lra-constraints.c (process_alt_operands): Check combination of
12849 reg class and mode.
12851 2016-07-08 Jason Merrill <jason@redhat.com>
12852 Richard Biener <rguenther@suse.de>
12854 P0145: Refining Expression Order for C++.
12855 * gimplify.c (initial_rhs_predicate_for): New.
12856 (gimplfy_modify_expr): Gimplify RHS before LHS.
12858 2016-07-08 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
12861 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
12862 Allow standard error handling to take over when a wrong number
12863 of arguments is presented to __builtin_vec_ld () or
12864 __builtin_vec_st ().
12866 2016-07-08 Jiong Wang <jiong.wang@arm.com>
12868 * config/aarch64/aarch64-simd-builtins.def (smax): Remove float
12873 * config/aarch64/arm_neon.h (vmaxnm_f32): Use
12874 __builtin_aarch64_fmaxv2sf.
12875 (vmaxnmq_f32): Likewise.
12876 (vmaxnmq_f64): Likewise.
12877 (vminnm_f32): Likewise.
12878 (vminnmq_f32): Likewise.
12879 (vminnmq_f64): Likewise.
12881 2016-07-08 Michael Meissner <meissner@linux.vnet.ibm.com>
12884 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Do not
12885 enable -mfloat128-hardware by default.
12886 (ISA_3_0_MASKS_IEEE): New macro to give all of the VSX options
12887 that IEEE 128-bit hardware support needs.
12888 * config/rs6000/rs6000.c (rs6000_option_override_internal): If
12889 -mcpu=power9 -mfloat128, enable -mfloat128-hardware by default.
12890 Use ISA_3_0_MASKS_IEEE as the set of options that IEEE 128-bit
12891 floating point requires.
12892 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
12893 -mfloat128 and -mfloat128-hardware changes.
12895 2016-07-08 Alan Hayward <alan.hayward@arm.com>
12897 PR tree-optimization/71667
12898 * tree-vect-loop.c (vectorizable_live_operation): ignore DEBUG stmts
12900 2016-07-08 Martin Liska <mliska@suse.cz>
12902 PR middle-end/71606
12903 * fold-const.c (fold_convertible_p): As COMPLEX_TYPE
12904 folding produces SAVE_EXPRs, thus return false for the type.
12906 2016-07-07 Martin Liska <mliska@suse.cz>
12908 * file-find.c (remove_prefix): New function.
12909 * file-find.h (remove_prefix): Declare the function.
12910 * gcc-ar.c (main): Skip a folder of the wrapper if
12911 a wrapped binary would point to the same file.
12913 2016-07-07 Jan Hubicka <jh@suse.cz>
12915 * tree-scalar-evolution.c (iv_can_overflow_p): export.
12916 * tree-scalar-evolution.h (iv_can_overflow_p): Declare.
12917 * tree-ssa-loop-ivopts.c (alloc_iv): Use it.
12919 2016-07-07 Ilya Enkovich <ilya.enkovich@intel.com>
12922 * ipa-inline-analysis.c (compute_inline_parameters): Set
12923 local.can_change_signature to false for intrumentation
12926 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
12928 * config/arm/arm.h (TARGET_USE_MOVT): Check MOVT/MOVW availability
12929 with TARGET_HAVE_MOVT.
12930 (TARGET_HAVE_MOVT): Define.
12931 * config/arm/arm.c (const_ok_for_op): Check MOVT/MOVW
12932 availability with TARGET_HAVE_MOVT.
12933 * config/arm/arm.md (arm_movt): Use TARGET_HAVE_MOVT to check MOVT
12935 (addsi splitter): Use TARGET_THUMB && TARGET_HAVE_MOVT rather than
12937 (symbol_refs movsi splitter): Remove TARGET_32BIT check.
12938 (arm_movtas_ze): Use TARGET_HAVE_MOVT to check MOVT availability.
12939 * config/arm/constraints.md (define_constraint "j"): Use
12940 TARGET_HAVE_MOVT to check MOVT availability.
12942 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
12944 * config/arm/arm-protos.h: Reindent FL_FOR_* macro definitions.
12946 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
12948 * config/arm/arm-arches.def (armv8-m.base): Define new architecture.
12949 (armv8-m.main): Likewise.
12950 (armv8-m.main+dsp): Likewise.
12951 * config/arm/arm-protos.h (FL_FOR_ARCH8M_BASE): Define.
12952 (FL_FOR_ARCH8M_MAIN): Likewise.
12953 * config/arm/arm-tables.opt: Regenerate.
12954 * config/arm/bpabi.h: Add armv8-m.base, armv8-m.main and
12955 armv8-m.main+dsp to BE8_LINK_SPEC.
12956 * config/arm/arm.h (TARGET_HAVE_LDACQ): Exclude ARMv8-M.
12957 (enum base_architecture): Add BASE_ARCH_8M_BASE and BASE_ARCH_8M_MAIN.
12958 * config/arm/arm.c (arm_arch_name): Increase size to work with ARMv8-M
12959 Baseline and Mainline.
12960 (arm_option_override_internal): Also disable arm_restrict_it when
12961 !arm_arch_notm. Update comment for -munaligned-access to also cover
12963 (arm_file_start): Increase buffer size for printing architecture name.
12964 * doc/invoke.texi: Document architectures armv8-m.base, armv8-m.main
12965 and armv8-m.main+dsp.
12966 (mno-unaligned-access): Clarify that this is disabled by default for
12967 ARMv8-M Baseline architectures as well.
12969 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
12971 * config/arm/elf.h: Use __ARM_ARCH_ISA_THUMB and __ARM_ARCH_ISA_ARM to
12972 decide whether to prevent some libgcc routines being included for some
12973 multilibs rather than __ARM_ARCH_6M__ and add comment to indicate the
12974 link between this condition and the one in
12975 libgcc/config/arm/lib1func.S.
12977 2016-07-07 Richard Biener <rguenther@suse.de>
12979 * tree-ssa-pre.c: Include alias.h.
12980 (compute_avail): If we have multiple VN_REFERENCEs with the
12981 same hashtable entry adjust that to make it a valid replacement
12982 for all of them with respect to alignment and aliasing
12983 when doing insertion.
12984 * tree-ssa-sccvn.h (vn_reference_operands_for_lookup): Declare.
12985 * tree-ssa-sccvn.c (vn_reference_operands_for_lookup): New function.
12987 2016-07-06 Segher Boessenkool <segher@kernel.crashing.org>
12991 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
12992 *ctr<mode>_internal5, *ctr<mode>_internal6): Add *wi to the output
12995 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12997 * var-tracking.c (struct adjust_mem_data): Make side_effects a vector.
12998 (adjust_mems): Adjust.
12999 (adjust_insn): Likewise.
13000 (prepare_call_arguments): Likewise.
13002 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
13004 * gcse.c (struct ls_expr): Make stores field a vector.
13005 (ldst_entry): Adjust.
13006 (free_ldst_entry): Likewise.
13007 (print_ldst_list): Likewise.
13008 (compute_ld_motion_mems): Likewise.
13009 (update_ld_motion_stores): Likewise.
13011 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
13013 * gcse.c (struct ls_expr): Remove loads field.
13014 (ldst_entry): Adjust.
13015 (free_ldst_entry): Likewise.
13016 (print_ldst_list): Likewise.
13017 (compute_ld_motion_mems): Likewise.
13019 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
13021 * store-motion.c (struct st_expr): Make antic_stores a vector.
13022 (st_expr_entry): Adjust.
13023 (free_st_expr_entry): Likewise.
13024 (print_store_motion_mems): Likewise.
13025 (find_moveable_store): Likewise.
13026 (compute_store_table): Likewise.
13027 (remove_reachable_equiv_notes): Likewise.
13028 (replace_store_insn): Likewise.
13029 (build_store_vectors): Likewise.
13031 2016-07-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13033 * config/arm/driver-arm.c (arm_cpu_table): Add entries for cortex-a32,
13034 cortex-a35, cortex-a53, cortex-a57, cortex-a72, cortex-a73.
13036 2016-07-06 Yuri Rumyantsev <ysrumyan@gmail.com>
13038 PR tree-optimization/71518
13039 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Adjust
13040 misalign also for outer loops with negative step.
13042 2016-07-06 Wilco Dijkstra <wdijkstr@arm.com>
13044 * config/arm/cortex-a53.md: Use final_presence_set for in-order.
13045 (cortex_a53_shift): Add mov_shift.
13046 (cortex_a53_shift_reg): Add new reservation for register shifts.
13047 (cortex_a53_alu): Remove bfm.
13048 (cortex_a53_alu_shift): Add bfm, remove mov_shift.
13049 (cortex_a53_alu_extr): Add new reservation for EXTR.
13050 (bypasses): Improve bypass modelling.
13052 2016-07-06 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
13055 * config/avr/avr.c (avr_asm_select_section): Strip off
13056 SECTION_DECLARED from flags when calling get_section.
13058 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
13060 * tree-vectorizer.h (vect_memory_access_type): Add
13061 VMAT_INVARIANT, VMAT_CONTIGUOUS_DOWN and VMAT_CONTIGUOUS_REVERSED.
13062 * tree-vect-stmts.c (compare_step_with_zero): New function.
13063 (perm_mask_for_reverse): Move further up file.
13064 (get_group_load_store_type): Stick to VMAT_ELEMENTWISE if the
13066 (get_negative_load_store_type): New function.
13067 (get_load_store_type): Call it. Add an ncopies argument.
13068 (vectorizable_mask_load_store): Update call accordingly and
13069 remove tests for negative steps.
13070 (vectorizable_store, vectorizable_load): Likewise. Handle new
13071 memory_access_types.
13073 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
13075 * tree-vectorizer.h (vect_memory_access_type): New enum.
13076 (_stmt_vec_info): Add a memory_access_type field.
13077 (STMT_VINFO_MEMORY_ACCESS_TYPE): New macro.
13078 (vect_model_store_cost): Take an access type instead of a boolean.
13079 (vect_model_load_cost): Likewise.
13080 * tree-vect-slp.c (vect_analyze_slp_cost_1): Update calls to
13081 vect_model_store_cost and vect_model_load_cost.
13082 * tree-vect-stmts.c (vec_load_store_type): New enum.
13083 (vect_model_store_cost): Take an access type instead of a
13084 store_lanes_p boolean. Simplify tests.
13085 (vect_model_load_cost): Likewise, but for load_lanes_p.
13086 (get_group_load_store_type, get_load_store_type): New functions.
13087 (vectorizable_store): Use get_load_store_type. Record the access
13088 type in STMT_VINFO_MEMORY_ACCESS_TYPE.
13089 (vectorizable_load): Likewise.
13090 (vectorizable_mask_load_store): Likewise. Replace is_store
13091 variable with vls_type.
13093 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
13095 * tree-vectorizer.h (vect_grouped_load_supported): Add a
13096 single_element_p parameter.
13097 * tree-vect-data-refs.c (vect_grouped_load_supported): Likewise.
13098 Check the PR65518 case here rather than in vectorizable_load.
13099 * tree-vect-loop.c (vect_analyze_loop_2): Update call accordignly.
13100 * tree-vect-stmts.c (vectorizable_load): Likewise.
13102 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
13104 * tree-vectorizer.h (gather_scatter_info): New structure.
13105 (vect_check_gather_scatter): Return a bool rather than a decl.
13106 Replace return-by-pointer arguments with a single
13107 gather_scatter_info *.
13108 * tree-vect-data-refs.c (vect_check_gather_scatter): Likewise.
13109 (vect_analyze_data_refs): Update call accordingly.
13110 * tree-vect-stmts.c (vect_mark_stmts_to_be_vectorized): Likewise.
13111 (vectorizable_mask_load_store): Likewise. Also record the
13112 offset dt and vectype in the gather_scatter_info.
13113 (vectorizable_store): Likewise.
13114 (vectorizable_load): Likewise.
13116 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
13118 * tree-vect-stmts.c (vect_model_store_cost): For non-SLP
13119 strided groups, use the cost of N scalar accesses instead
13120 of ncopies vector accesses.
13121 (vect_model_load_cost): Likewise.
13123 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
13125 * tree-vect-stmts.c (vect_cost_group_size): Delete.
13126 (vect_model_store_cost): Avoid calling it. Use first_stmt_p
13127 variable to indicate when once-per-group costs are being used.
13128 (vect_model_load_cost): Likewise. Fix comment and misindented code.
13130 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
13132 * tree-vect-stmts.c (vectorizable_load): Remove unnecessary
13133 peeling-for-gaps condition.
13135 2016-07-06 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13137 * config/s390/s390.c (s390_expand_vec_init): Force initializer
13138 element to register if it doesn't match general_operand.
13140 2016-07-05 Michael Meissner <meissner@linux.vnet.ibm.com>
13141 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
13143 * config/rs6000/rs6000-protos.h (rs6000_split_signbit): New
13145 * config/rs6000/rs6000.c (rs6000_split_signbit): New function.
13146 * config/rs6000/rs6000.md (UNSPEC_SIGNBIT): New constant.
13147 (SIGNBIT): New mode iterator.
13148 (Fsignbit): New mode attribute.
13149 (signbit<mode>2): Change operand1 to match FLOAT128 instead of
13150 IBM128; dispatch to gen_signbit{kf,tf}2_dm for __float128
13151 when direct moves are available.
13152 (signbit<mode>2_dm): New define_insn_and_split).
13153 (signbit<mode>2_dm2): New define_insn.
13155 2016-07-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13157 PR rtl-optimization/71594
13158 * ifcvt.c (noce_convert_multiple_sets): Wrap new_val or old_val
13159 into subregs of appropriate mode before trying to emit a conditional
13162 2016-07-05 Jan Hubicka <jh@suse.cz>
13164 * tree-scalar-evolution.c (iv_can_overflow_p): New function.
13165 (simple_iv): Use it.
13167 2016-07-05 Jan Hubicka <jh@suse.cz>
13169 * tree-ssa-loop-niter.c (nowrap_type_p): Use ANY_INTEGRAL_TYPE_P.
13171 2016-07-05 Jiong Wang <jiong.wang@arm.com>
13173 * lra-constraints.c (process_alt_operands): Don't add spilling cost for
13176 2016-07-05 Jan Hubicka <jh@suse.cz>
13178 * tree-scalar-evoluiton.c (simple_iv): Use nowrap_type to check if
13181 2016-07-05 Richard Biener <rguenther@suse.de>
13183 * gimple-ssa-split-paths.c (find_block_to_duplicate_for_splitting_pa):
13184 Handle empty else block.
13185 (is_feasible_trace): Likewise.
13186 (split_paths): Likewise.
13188 2016-07-05 Richard Biener <rguenther@suse.de>
13190 * tree-loop-distribution.c (distribute_loop): Fix issue with
13191 the cost model loop.
13193 2016-07-05 Christophe Lyon <christophe.lyon@linaro.org>
13195 * config/arm/neon-testgen.ml: Delete.
13196 * config/arm/neon.ml: Delete.
13198 2016-07-04 Jakub Jelinek <jakub@redhat.com>
13201 * tree.c (attribute_value_equal): Use get_attribute_name instead of
13202 directly using TREE_PURPOSE.
13204 2016-07-04 Jiong Wang <jiong.wang@arm.com>
13206 * config/aarch64/aarch64.h: Rename "ARMv8.1" to "ARMv8.1-A".
13207 * config/aarch64/aarch64_neon.h: Likewise.
13208 * config/aarch64/arm_neon.h: Likewise.
13209 * config/aarch64/atomics.md: Likewise.
13210 * config/aarch64/aarch64-simd-builtins.def: Likewise.
13211 * doc/invoke.texi: Likewise.
13213 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
13215 * config/s390/s390.md: Add "z13" cpu_facility.
13216 ("*mov<mode>cc"): Add support for z13 instructions lochi and locghi.
13217 * config/s390/predicates.md ("loc_operand"): New predicate for "load on
13218 condition" type instructions.
13220 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
13221 Jeff Law <law@redhat.com>
13223 * explow.c (allocate_dynamic_stack_space): Simplify knowing that
13224 MUST_ALIGN was always true and extra_align ist always BITS_PER_UNIT.
13226 2016-07-04 Yuri Rumyantsev <ysrumyan@gmail.com>
13228 * config/i386/i386.c (ix86_expand_vec_perm): Add handle one-operand
13229 permutation for TARGET_AVX512F.
13230 (ix86_expand_vec_one_operand_perm_avx512): New function.
13231 (expand_vec_perm_1): Invoke introduced function.
13232 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
13233 it may be not valid after vectorization.
13235 2016-07-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
13238 * config/aarch64/aarch64.c (aarch64_classify_symbol): Fix
13239 typo in comment. Only force to memory if it is a weak
13240 external reference.
13242 2016-07-04 Matthew Wahab <matthew.wahab@arm.com>
13243 Jiong Wang <jiong.wang@arm.com>
13245 * config/aarch64/aarch64-arches.def: Add "armv8.2-a".
13246 * config/aarch64/aarch64.h (AARCH64_FL_V8_2): New.
13247 (AARCH64_FL_F16): New.
13248 (AARCH64_FL_FOR_ARCH8_2): New.
13249 (AARCH64_ISA_8_2): New.
13250 (AARCH64_ISA_F16): New.
13251 (TARGET_FP_F16INST): New.
13252 (TARGET_SIMD_F16INST): New.
13253 * config/aarch64/aarch64-option-extensions.def ("fp16"): New entry.
13254 ("fp"): Disabling "fp" also disables "fp16".
13255 * config/aarch64/aarch64-c.c (arch64_update_cpp_builtins):
13256 Conditionally define __ARM_FEATURE_FP16_SCALAR_ARITHMETIC
13257 and __ARM_FEATURE_FP16_VECTOR_ARITHMETIC.
13258 * doc/invoke.texi (AArch64 Options): Document "armv8.2-a" and "fp16".
13260 2016-07-04 Jan Beulich <jbeulich@suse.com>
13262 * gcc.c (default_compilers["@c-header"]): Conditionalize "-o".
13264 2016-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
13267 * config/rs6000/vsx.md (vsx_splat_v4sf_internal): When splitting
13268 the insns, use an insn form that does not adjust the offset on
13269 little endian systems.
13271 2016-07-01 Jan Beulich <jbeulich@suse.com>
13273 * varasm.c (get_variable_section): Validate initializer in
13274 named .bss-like sections.
13276 2016-07-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
13278 * config/rs6000/altivec.md (*altivec_vpermr_<mode>_internal):
13279 Exchange the order of the second and third operands in the vpermr
13280 instruction tmeplate.
13282 2016-07-01 Peter Bergner <bergner@vnet.ibm.com>
13285 * config/rs6000/rs6000.c (rs6000_secondary_reload_simple_move):
13286 Disallow TDmode values.
13288 2016-07-01 Alan Modra <amodra@gmail.com>
13290 PR rtl-optimization/71709
13291 * ira-lives.c (find_call_crossed_cheap_reg): Exit loop on arg reg
13292 being set, not referenced.
13294 2016-07-01 Yuri Rumyantsev <ysrumyan@gmail.com>
13296 PR tree-optimization/70729
13297 * tree-vectorizer.c (adjust_simduid_builtins): Nullify safelen field
13298 of loop since it can be not valid after transformation.
13300 2016-07-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13302 * config/arm/arm.c (thumb_reload_in_hi): Delete.
13303 * config/arm/arm-protos.h (thumb_reload_in_hi): Delete prototype.
13305 2016-07-01 Eric Botcazou <ebotcazou@adacore.com>
13307 * config/arm/arm.c (arm_function_ok_for_sibcall): Add another check
13310 2016-06-30 Michael Meissner <meissner@linux.vnet.ibm.com>
13313 * config/rs6000/constraints.md (wY constraint): New constraint to
13314 match the requirements for the LXSD and STXSD instructions.
13315 * config/rs6000/predicates.md (offsettable_mem_14bit_operand): New
13316 predicate to match the requirements for the LXSD and STXSD
13318 * config/rs6000/rs6000.md (mov<mode>_hardfloat32, FMOVE64 case):
13319 Use constaint wY for LXSD/STXSD instructions instead of 'o' or 'Y'
13320 to make sure that the bottom 2 bits of offset are 0, the address
13321 form is offsettable, and no updating is done in the address mode.
13322 (mov<mode>_hardfloat64, FMOVE64 case): Likewise.
13323 (movdi_internal32): Likewise
13324 (movdi_internal64): Likewise.
13326 2016-06-30 Jakub Jelinek <jakub@redhat.com>
13328 PR tree-optimization/71707
13329 * tree-ssa-strlen.c (get_stridx_plus_constant): Handle already present
13330 strinfo even for ADDR_EXPR ptr.
13332 2016-06-30 Kelvin Nilsen <kelvin@gcc.gnu.org>
13334 * config/rs6000/altivec.md (darn_32): Change the condition to
13335 TARGET_P9_MISC instead of TARGET_MODULO.
13336 (darn_raw): Replace TARGET_MODULO with TARGET_P9_MISC in the
13337 condition expression.
13338 (darn): Replace TARGET_MODULO with TARGET_P9_MISC in the
13339 condition expression.
13340 * config/rs6000/dfp.md (UNSPEC_DTSTSFI): New unspec constant.
13341 (DFP_TEST): New code iterator.
13342 (dfptstsfi_<code>_mode>): New define_expand.
13343 (*dfp_sgnfcnc_<mode>): New define_insn.
13344 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_0): Move this macro
13345 definition next to BU_P9_MISC_1 definition and change the MASK
13346 value to RS6000_BTM_P9_MISC.
13347 (BU_P9_MISC_1): Change the MASK value to RS6000_BTM_P9_MISC.
13348 (BU_P9_64BIT_MISC_0): Likewise.
13349 (BU_P9_DFP_MISC_0): New macro definition.
13350 (BU_P9_DFP_MISC_1): New macro definition.
13351 (BU_P9_DFP_MISC_2): New macro definition.
13352 (BU_P9_DFP_OVERLOAD_1): New macro definition.
13353 (BU_P9_DFP_OVERLOAD_2): New macro definition.
13354 (BU_P9_DFP_OVERLOAD_3): New macro definition.
13355 (TSTSFI_LT_DD): New BU_P9_DFP_MISC_2.
13356 (TSTSFI_LT_TD): Likewise.
13357 (TSTSFI_EQ_DD): Likewise.
13358 (TSTSFI_EQ_TD): Likewise.
13359 (TSTSFI_GT_DD): Likewise.
13360 (TSTSFI_GT_TD): Likewise.
13361 (TSTSFI_OV_DD): Likewise.
13362 (TSTSFI_OV_TD): Likewise.
13363 (TSTSFI_LT): New BU_P9_DFP_OVERLOAD_2.
13364 (TSTSFI_LT_DD): Likewise.
13365 (TSTSFI_LT_TD): Likewise.
13366 (TSTSFI_EQ): Likewise.
13367 (TSTSFI_EQ_DD): Likewise.
13368 (TSTSFI_EQ_TD): Likewise.
13369 (TSTSFI_GT): Likewise.
13370 (TSTSFI_GT_DD): Likewise.
13371 (TSTSFI_GT_TD): Likewise.
13372 (TSTSFI_OV): Likewise.
13373 (TSTSFI_OV_DD): Likewise.
13374 (TSTSFI_OV_TD): Likewise.
13375 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
13376 overloaded test significance functions.
13377 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
13378 OPTION_MASK_P9_MISC into the representation of this mask.
13379 (POWERPC_MASKS): Add OPTION_MASK_P9_MISC into the representation
13381 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Set the
13382 RS6000_BTM_P9_MISC flag in the return value if TARGET_P9_MISC is
13384 (rs6000_expand_binop_builtin): Enforce that argument 0 of the exp
13385 argument is a 6-bit unsigned literal value if the icode argument
13386 represents a DFP test significance built-in call.
13387 (rs6000_invalid_builtin): Add support for the RS6000_BTM_P9_MISC
13388 flag used independently and in combination with the
13389 RS6000_BTM_64BIT flag.
13390 (rs6000_opt_masks): Add entry for power9-misc command-line option.
13391 (rs6000_builtin_mask_names): Add entry for power9-misc
13392 command-line option.
13393 * config/rs6000/rs6000.h: Redefine TARGET_P9_MISC as 0 if
13394 HAVE_AS_POWER9 is not a defined macro. Define MASK_P9_MISC and
13395 RS6000_BTM_P9_MISC macros.
13396 * config/rs6000/rs6000.opt: Add support for the -mpower9-misc
13397 option and change the description of the -mpower9-vector option to
13398 enable only vector instructions, removing its erroneously claimed
13399 support for scalar instructions.
13400 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
13401 the ISA 3.0 digital floating point test significance built-in
13404 2016-06-30 Wilco Dijkstra <wdijkstr@arm.com>
13406 * config/aarch64/aarch64.c (cortexa35_tunings):
13407 Enable AES fusion. Use cortexa57_branch_cost.
13408 (cortexa53_tunings): Use cortexa57_branch_cost.
13409 (cortexa72_tunings): Use cortexa57_branch_cost.
13410 Use AUTOPREFETCHER_WEAK.
13411 (cortexa73_tunings): Use cortexa57_branch_cost.
13413 2016-06-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13414 James Greenhalgh <james.greenhalgh@arm.com>
13416 * config/aarch64/arm_neon.h (vcopyq_lane_f32, vcopyq_lane_f64,
13417 vcopyq_lane_p8, vcopyq_lane_p16, vcopyq_lane_s8, vcopyq_lane_s16,
13418 vcopyq_lane_s32, vcopyq_lane_s64, vcopyq_lane_u8, vcopyq_lane_u16,
13419 vcopyq_lane_u32, vcopyq_lane_u64): Reimplement in C.
13420 (vcopy_lane_f32, vcopy_lane_f64, vcopy_lane_p8, vcopy_lane_p16,
13421 vcopy_lane_s8, vcopy_lane_s16, vcopy_lane_s32, vcopy_lane_s64,
13422 vcopy_lane_u8, vcopy_lane_u16, vcopy_lane_u32, vcopy_lane_u64,
13423 vcopy_laneq_f32, vcopy_laneq_f64, vcopy_laneq_p8, vcopy_laneq_p16,
13424 vcopy_laneq_s8, vcopy_laneq_s16, vcopy_laneq_s32, vcopy_laneq_s64,
13425 vcopy_laneq_u8, vcopy_laneq_u16, vcopy_laneq_u32, vcopy_laneq_u64,
13426 vcopyq_laneq_f32, vcopyq_laneq_f64, vcopyq_laneq_p8, vcopyq_laneq_p16,
13427 vcopyq_laneq_s8, vcopyq_laneq_s16, vcopyq_laneq_s32, vcopyq_laneq_s64,
13428 vcopyq_laneq_u8, vcopyq_laneq_u16, vcopyq_laneq_u32, vcopyq_laneq_u64):
13431 2016-06-30 James Greenhalgh <james.greenhalgh@arm.com>
13432 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13434 * config/aarch64/aarch64-simd.md (*aarch64_simd_vec_copy_lane<mode>):
13436 (*aarch64_simd_vec_copy_lane_<vswap_width_name><mode>): Likewise.
13438 2016-06-30 David Malcolm <dmalcolm@redhat.com>
13441 * gcc.c (driver::build_option_suggestions): Pass "option" to
13442 add_misspelling_candidates.
13443 * opts-common.c (add_misspelling_candidates): Add "option" param;
13444 use it to avoid adding negated forms for options marked with
13446 * opts.h (add_misspelling_candidates): Add "option" param.
13448 2016-06-30 Jakub Jelinek <jakub@redhat.com>
13450 PR middle-end/71693
13451 * fold-const.c (fold_binary_loc) <case RROTATE_EXPR>: Cast
13452 TREE_OPERAND (arg0, 0) and TREE_OPERAND (arg0, 1) to type
13453 first when permuting bitwise operation with rotate. Cast
13454 TREE_OPERAND (arg0, 0) to type when cancelling two rotations.
13456 2016-06-29 David Malcolm <dmalcolm@redhat.com>
13458 * opts.c (handle_param): Use find_param_fuzzy to offer suggestions
13459 for misspelled param names.
13460 * params.c: Include spellcheck.h.
13461 (find_param_fuzzy): New function.
13462 * params.h (find_param_fuzzy): New prototype.
13463 * spellcheck.c (struct edit_distance_traits<const char *>): Move to...
13464 * spellcheck.h (struct edit_distance_traits<const char *>):
13467 2016-06-29 Michael Meissner <meissner@linux.vnet.ibm.com>
13469 * config/rs6000/predicates.md (const_0_to_7_operand): New
13470 predicate, recognize 0..7.
13471 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
13472 support for doing extracts from V16QImode, V8HImode, V4SImode
13474 * config/rs6000/vsx.md (VSX_EXTRACT_I): Mode iterator for ISA 3.0
13475 vector extract support.
13476 (VSX_EXTRACT_PREDICATE): Mode attribute to validate element number
13477 for ISA 3.0 vector extract.
13478 (VSX_EX): Constraints to use for ISA 3.0 vector extract.
13479 (vsx_extract_<mode>, VSX_EXTRACT_I): Add support for doing
13480 extracts of a constant element number from small integer vectors
13481 on 64-bit ISA 3.0 systems.
13482 (vsx_extract_<mode>_di): Likewise.
13483 * config/rs6000/rs6000.h (TARGET_VEXTRACTUB): New target macro to
13484 say when we can do ISA 3.0 vector extracts.
13485 * config/rs6000/rs6000.md (stfiwx): Allow DImode in Altivec
13486 registers, using the stxsiwx instruction.
13488 2016-06-29 Jim Wilson <jim.wilson@linaro.org>
13490 * config/aarch64/aarch64-cores.def (qdf24xx): Use qdf24xx tuning.
13491 * config/aarch64/aarch64.c (qdf24xx_addrcost_table,
13492 qdf24xx_regmove_cost, qdf24xx_tunings): New.
13493 * config/arm/aarch64-cost-tables.h (qdf24xx_extra_costs): New.
13494 * config/arm/arm-cores.def (qdf24xx): Use qdf24xx tuning.
13495 * config/arm/arm.c (arm_qdf24xx_tune): New.
13497 2016-06-29 Wilco Dijkstra <wdijkstr@arm.com>
13499 * config/aarch64/aarch64.c (cortexa53_tunings):
13500 Increase loop alignment to 8. Set function alignment to 16.
13501 (cortexa35_tunings): Likewise.
13502 (cortexa57_tunings): Increase loop alignment to 8.
13503 (cortexa72_tunings): Likewise.
13504 (cortexa73_tunings): Likewise.
13506 2016-06-29 Matthew Wahab <matthew.wahab@arm.com>
13508 * doc/sourcebuild.texi (Effective-Target keywords): Add entries
13509 for arm_fp16_ok and arm_fp16_hw.
13510 (Add Options): Add entries for arm_fp16, arm_fp16_ieee and
13511 arm_fp16_alternative.
13513 2016-06-29 Ilya Enkovich <ilya.enkovich@intel.com>
13515 PR tree-optimization/71655
13516 * tree-vect-stmts.c (vectorizable_comparison): Swap definition
13517 types when swapping operands.
13519 2016-06-29 Martin Liska <mliska@suse.cz>
13521 PR middle-end/71585
13522 * common.opt (flag_stack_protect): Mark the flag as optimization flag.
13523 * ipa-inline-transform.c (inline_call): Remove unnecessary call
13524 of build_optimization_node.
13526 2016-06-29 Yuri Rumyantsev <ysrumyan@gmail.com>
13528 PR tree-optimization/70729
13529 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Consider memory reference as
13530 independent in loops having positive safelen value.
13531 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
13532 it may be not valid after vectorization.
13534 2016-06-29 Jakub Jelinek <jakub@redhat.com>
13536 PR tree-optimization/71625
13537 * tree-ssa-strlen.c (get_addr_stridx): Add PTR argument. Assume list
13538 is sorted by ascending list->offset. If PTR is non-NULL and there is
13539 previous strinfo, call get_stridx_plus_constant.
13540 (get_stridx): Pass exp as second argument to get_addr_stridx.
13541 (addr_stridxptr): Add missing list = list->next, so that there can be
13542 more than one entries in the list. Bump limit from 16 to 32. Ensure
13543 the list is sorted by ascending list->offset.
13544 (get_stridx_plus_constant): Adjust so that it can be also called with
13545 ADDR_EXPR instead of SSA_NAME as PTR.
13546 (handle_char_store): Pass NULL_TREE as second argument to
13549 2016-06-29 Richard Biener <rguenther@suse.de>
13551 PR rtl-optimization/68961
13552 * simplify-rtx.c (simplify_subreg): Handle VEC_CONCAT like CONCAT.
13554 2016-06-29 Richard Biener <rguenther@suse.de>
13556 PR middle-end/71002
13557 * alias.c (component_uses_parent_alias_set_from): Handle
13558 type punning through union accesses by using the union alias set.
13559 * gimple.c (gimple_get_alias_set): Remove union type punning case.
13561 2016-07-29 Richard Biener <rguenther@suse.de>
13563 * match.pd ((T)(T2)x -> (T)x): Remove restriction on final
13564 precision not matching mode precision.
13566 2016-06-28 John David Anglin <danglin@gcc.gnu.org>
13568 * config/pa/pa.md (call_symref_64bit_post_reload): Don't call
13569 pa_output_arg_descriptor.
13570 (call_val_symref_64bit_post_reload): Likewise.
13571 (call_val_powf_64bit_post_reload): Likewise.
13572 (sibcall_internal_symref_64bit): Likewise.
13573 (sibcall_value_internal_symref_64bit): Likewise.
13575 2016-06-28 Jakub Jelinek <jakub@redhat.com>
13577 PR middle-end/71626
13578 * config/i386/i386.c (ix86_expand_vector_move): For SUBREG of
13579 a constant, force its SUBREG_REG into memory or register instead
13582 2016-06-28 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
13585 * config/avr/avr.opt (-mfract-convert-truncate): Update description.
13586 * doc/invoke.texi (AVR Options): Document it.
13588 2016-06-28 Walter Lee <walt@tilera.com>
13590 * config/tilegx/linux.h: Do not include arch/icache.h
13591 (CLEAR_INSN_CACHE): Provide inlined definition directly.
13592 * config/tilepro/linux.h: Do not include arch/icache.h
13593 (CLEAR_INSN_CACHE): Provide inlined definition directly.
13595 2016-06-28 Wilco Dijkstra <wdijkstr@arm.com>
13597 * tree-ssa-math-opts.c (find_bswap_or_nop_1): Adjust bitnumbering
13598 for big-endian BIT_FIELD_REF.
13600 2016-06-28 Pat Haugen <pthaugen@us.ibm.com>
13602 * config/rs6000/rs6000.md ('type' attribute): Add htmsimple/dfp types.
13603 ('size' attribute): Add '128'.
13605 (*mov<mode>_hardfloat32, *mov<mode>_hardfloat64, *movdi_internal32,
13606 *movdi_internal64, *movdf_update1): Set size attribute to '64'.
13607 (add<mode>3, sub<mode>3, mul<mode>3, div<mode>3, sqrt<mode>2,
13608 copysign<mode>3, neg<mode>2_hw, abs<mode>2_hw, *nabs<mode>2_hw,
13609 *fma<mode>4_hw, *fms<mode>4_hw, *nfma<mode>4_hw, *nfms<mode>4_hw,
13610 extend<SFDF:mode><IEEE128:mode>2_hw, trunc<mode>df2_hw,
13611 *xscvqp<su>wz_<mode>, *xscvqp<su>dz_<mode>, *xscv<su>dqp_<mode>,
13612 *trunc<mode>df2_odd): Set size attribute to '128'.
13613 (*cmp<mode>_hw): Change type to veccmp and set size attribute to '128'.
13614 * config/rs6000/power6.md (power6-fp): Include dfp type.
13615 * config/rs6000/power7.md (power7-fp): Likewise.
13616 * config/rs6000/power8.md (power8-fp): Likewise.
13617 * config/rs6000/power9.md: New file.
13618 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power9.md.
13619 * config/rs6000/htm.md (*tabort, *tabort<wd>c, *tabort<wd>ci,
13620 *trechkpt, *treclaim, *tsr, *ttest): Change type attribute to
13622 * config/rs6000/dfp.md (extendsddd2, truncddsd2, extendddtd2,
13623 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
13624 divtd3, *cmpdd_internal1, *cmptd_internal1, floatdidd2, floatditd2,
13625 ftruncdd2, fixdddi2, ftrunctd2, fixtddi2, dfp_ddedpd_<mode>,
13626 dfp_denbcd_<mode>, dfp_dxex_<mode>, dfp_diex_<mode>, dfp_dscli_<mode>,
13627 dfp_dscri_<mode>): Change type attribute to dfp.
13628 * config/rs6000/crypto.md (crypto_vshasigma<CR_char>): Change type
13629 attribute to vecsimple.
13630 * config/rs6000/rs6000.c (power9_cost): Update costs, cache size
13631 and prefetch streams.
13632 (rs6000_option_override_internal): Remove temporary code setting
13633 tuning to power8. Don't set rs6000_sched_groups for power9.
13634 (last_scheduled_insn): Change to rtx_insn *.
13635 (divide_cnt, vec_load_pendulum): New variables.
13636 (rs6000_adjust_cost): Add Power9 to test for store->load separation.
13637 (rs6000_issue_rate): Set issue rate for Power9.
13638 (is_power9_pairable_vec_type): New.
13639 (power9_sched_reorder2): New.
13640 (rs6000_sched_reorder2): Call new function for Power9 specific
13642 (insn_must_be_first_in_group): Remove Power9.
13643 (insn_must_be_last_in_group): Likewise.
13644 (force_new_group): Likewise.
13645 (rs6000_sched_init): Fix initialization of last_scheduled_insn.
13646 Initialize divide_cnt/vec_load_pendulum.
13647 (_rs6000_sched_context, rs6000_init_sched_context,
13648 rs6000_set_sched_context): Handle context save/restore of new
13651 2016-06-28 Richard Biener <rguenther@suse.de>
13653 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p):
13654 Properly handle DECL_BIT_FIELD_REPRESENTATIVE occuring as
13655 COMPONENT_REF operand.
13656 (nonoverlapping_component_refs_p): Likewise.
13657 * stor-layout.c (start_bitfield_representative): Mark
13658 DECL_BIT_FIELD_REPRESENTATIVE as DECL_NONADDRESSABLE_P.
13660 2016-06-28 Jakub Jelinek <jakub@redhat.com>
13662 * Makefile.in: Don't cat ../stage_current if it does not exist.
13664 * doc/extend.texi (__builtin_add_overflow_p): Clarify behavior when
13665 last argument is a bit-field.
13667 PR rtl-optimization/71673
13668 * internal-fn.c (expand_arith_overflow_result_store): Use
13669 OPTAB_LIB_WIDEN instead of OPTAB_DIRECT as last argument to
13670 expand_simple_binop.
13672 PR middle-end/66867
13673 * builtins.c (expand_ifn_atomic_compare_exchange_into_call,
13674 expand_ifn_atomic_compare_exchange): New functions.
13675 * internal-fn.c (expand_ATOMIC_COMPARE_EXCHANGE): New function.
13676 * tree.h (build_call_expr_internal_loc): Rename to ...
13677 (build_call_expr_internal_loc_array): ... this. Fix up type of
13679 * internal-fn.def (ATOMIC_COMPARE_EXCHANGE): New internal fn.
13680 * predict.c (expr_expected_value_1): Handle IMAGPART_EXPR of
13681 ATOMIC_COMPARE_EXCHANGE result.
13682 * builtins.h (expand_ifn_atomic_compare_exchange): New prototype.
13683 * gimple-fold.h (optimize_atomic_compare_exchange_p,
13684 fold_builtin_atomic_compare_exchange): New prototypes.
13685 * gimple-fold.c (optimize_atomic_compare_exchange_p,
13686 fold_builtin_atomic_compare_exchange): New functions..
13687 * tree-ssa.c (execute_update_addresses_taken): If
13688 optimize_atomic_compare_exchange_p, ignore &var in 2nd argument
13689 of call when finding addressable vars, and if such var becomes
13690 non-addressable, call fold_builtin_atomic_compare_exchange.
13692 2016-06-27 Segher Boessenkool <segher@kernel.crashing.org>
13695 * config/rs6000/rs6000.md (ashdi3_extswsli_dot): Use
13696 gen_ashdi3_extswsli_dot2 instead of gen_ashdi3_extswsli_dot.
13698 2016-06-27 Pat Haugen <pthaugen@us.ibm.com>
13700 * config/rs6000/rs6000.md ('type' attribute): Add
13701 veclogical,veccmpfx,vecexts,vecmove insn types.
13702 (*abs<mode>2_fpr, *nabs<mode>2_fpr, *neg<mode>2_fpr, *extendsfdf2_fpr,
13703 copysign<mode>3_fcpsgn, trunc<mode>df2_internal1, neg<mode>2_internal,
13704 p8_fmrgow_<mode>, pack<mode>): Change type to fpsimple.
13705 (*xxsel<mode>, copysign<mode>3_hard, neg<mode>2_hw, abs<mode>2_hw,
13706 *nabs<mode>2_hw): Change type to vecmove.
13707 (*and<mode>3_internal, *bool<mode>3_internal, *boolc<mode>3_internal,
13708 *boolcc<mode>3_internal, *eqv<mode>3_internal,
13709 *one_cmpl<mode>3_internal, *ieee_128bit_vsx_neg<mode>2_internal,
13710 *ieee_128bit_vsx_abs<mode>2_internal,
13711 *ieee_128bit_vsx_nabs<mode>2_internal, extendkftf2, trunctfkf2,
13712 *ieee128_mfvsrd_64bit, *ieee128_mfvsrd_32bit, *ieee128_mtvsrd_64bit,
13713 *ieee128_mtvsrd_32bit): Change type to veclogical.
13714 (mov<mode>_hardfloat, *mov<mode>_hardfloat32, *mov<mode>_hardfloat64,
13715 *movdi_internal32, *movdi_internal64): Update insn types.
13716 * config/rs6000/vsx.md (*vsx_le_undo_permute_<mode>,
13717 vsx_extract_<mode>): Change type to veclogical.
13718 (*vsx_xxsel<mode>, *vsx_xxsel<mode>_uns): Change type to vecmove.
13719 (vsx_sign_extend_qi_<mode>, *vsx_sign_extend_hi_<mode>,
13720 *vsx_sign_extend_si_v2di): Change type to vecexts.
13721 * config/rs6000/altivec.md (*altivec_mov<mode>, *altivec_movti): Change
13722 type to veclogical.
13723 (*altivec_eq<mode>, *altivec_gt<mode>, *altivec_gtu<mode>,
13724 *altivec_vcmpequ<VI_char>_p, *altivec_vcmpgts<VI_char>_p,
13725 *altivec_vcmpgtu<VI_char>_p): Change type to veccmpfx.
13726 (*altivec_vsel<mode>, *altivec_vsel<mode>_uns): Change type to vecmove.
13727 * config/rs6000/dfp.md (*negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
13728 negtd2, *abstd2_fpr, *nabstd2_fpr): Change type to fpsimple.
13729 * config/rs6000/40x.md (ppc405-float): Add fpsimple.
13730 * config/rs6000/440.md (ppc440-fp): Add fpsimple.
13731 * config/rs6000/476.md (ppc476-fp): Add fpsimple.
13732 * config/rs6000/601.md (ppc601-fp): Add fpsimple.
13733 * config/rs6000/603.md (ppc603-fp): Add fpsimple.
13734 * config/rs6000/6xx.md (ppc604-fp): Add fpsimple.
13735 * config/rs6000/7xx.md (ppc750-fp): Add fpsimple.
13736 (ppc7400-vecsimple): Add veclogical, vecmove, veccmpfx.
13737 * config/rs6000/7450.md (ppc7450-fp): Add fpsimple.
13738 (ppc7450-vecsimple): Add veclogical, vecmove.
13739 (ppc7450-veccmp): Add veccmpfx.
13740 * config/rs6000/8540.md (ppc8540_simple_vector): Add veclogical,
13742 (ppc8540_vector_compare): Add veccmpfx.
13743 * config/rs6000/a2.md (ppca2-fp): Add fpsimple.
13744 * config/rs6000/cell.md (cell-fp): Add fpsimple.
13745 (cell-vecsimple): Add veclogical, vecmove.
13746 (cell-veccmp): Add veccmpfx.
13747 * config/rs6000/e300c2c3.md (ppce300c3_fp): Add fpsimple.
13748 * config/rs6000/e6500.md (e6500_vecsimple): Add veclogical, vecmove,
13750 * config/rs6000/mpc.md (mpccore-fp): Add fpsimple.
13751 * config/rs6000/power4.md (power4-fp): Add fpsimple.
13752 (power4-vecsimple): Add veclogical, vecmove.
13753 (power4-veccmp): Add veccmpfx.
13754 * config/rs6000/power5.md (power5-fp): Add fpsimple.
13755 * config/rs6000/power6.md (power6-fp): Add fpsimple.
13756 (power6-vecsimple): Add veclogical, vecmove.
13757 (power6-veccmp): Add veccmpfx.
13758 * config/rs6000/power7.md (power7-fp): Add fpsimple.
13759 (power7-vecsimple): Add veclogical, vecmove, veccmpfx.
13760 * config/rs6000/power8.md (power8-fp): Add fpsimple.
13761 (power8-vecsimple): Add veclogical, vecmove, veccmpfx.
13762 * config/rs6000/rs64.md (rs64a-fp): Add fpsimple.
13763 * config/rs6000/titan.md (titan_fp): Add fpsimple.
13764 * config/rs6000/xfpu.md (fp-default, fp-addsub-s, fp-addsub-d): Add
13766 * config/rs6000/rs6000.c (rs6000_adjust_cost): Add TYPE_FPSIMPLE.
13768 2016-06-27 Peter Bergner <bergner@vnet.ibm.com>
13771 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
13772 OPTION_MASK_P9_DFORM_VECTOR.
13773 * config/rs6000/rs6000.c (rs6000_option_override_internal): Do not
13774 disable -mpower9-dform-vector when using reload.
13775 (quad_address_p): Remove 'gpr_p' argument and all associated code.
13776 New 'strict' argument. Update all callers. Add strict addressing
13778 (rs6000_legitimate_offset_address_p): Remove call to
13779 virtual_stack_registers_memory_p.
13780 (rs6000_legitimize_reload_address): Add quad address support.
13781 (rs6000_legitimate_address_p): Move call to quad_address_p above
13782 call to virtual_stack_registers_memory_p. Adjust quad_address_p args
13783 to account for new strict usage.
13784 (rs6000_output_move_128bit): Adjust quad_address_p args to account
13785 for new strict usage.
13786 * config/rs6000/predicates.md (quad_memory_operand): Likewise.
13788 2016-06-26 Uros Bizjak <ubizjak@gmail.com>
13795 * config/i386/i386.c (ix86_spill_class): Disable condition to
13796 always return NO_REGS.
13798 2016-06-26 Jan Hubicka <hubicka@ucw.cz>
13800 * predict.c: Include gimple-pretty-print.h
13801 (predicted_by_loop_heuristics_p): Check also
13802 PRED_LOOP_EXIT_WITH_RECURSION
13803 (predict_loops): Find self recursive calls and use special purpose
13804 predictors for them; dump log about decisions.
13805 (pass_profile::execute): Dump info about #of iterations.
13806 * predict.def (PRED_LOOP_EXIT_WITH_RECURSION,
13807 (PRED_LOOP_GUARD_WITH_RECURSION): New predictors.
13809 2016-06-26 John David Anglin <danglin@gcc.gnu.org>
13811 * config/pa/pa.c (pa_output_indirect_call): Rework to combine
13812 output_asm_insn calls and shorten long lines. Output .CALL
13813 argument descriptor using pa_output_arg_descriptor. Add various
13814 inline $$dyncall and other optimizations.
13815 (pa_attr_length_indirect_call): Adjust ordering and lengths.
13817 2016-06-25 Jakub Jelinek <jakub@redhat.com>
13819 PR tree-optimization/71643
13820 * tree-ssa-tail-merge.c (find_clusters_1): Ignore basic blocks with
13823 * tree-ssa-tail-merge.c (deps_ok_for_redirect_from_bb_to_bb): Don't
13824 leak a bitmap if dep_bb is NULL.
13826 PR tree-optimization/71631
13827 * tree-ssa-reassoc.c (reassociate_bb): Pass true as last argument
13828 to rewrite_expr_tree even if negate_result, move new_lhs var
13829 declaration and initialization earlier, for powi_result set afterwards
13830 new_lhs to lhs. For negate_result, use new_lhs instead of tmp
13831 if new_lhs != lhs, and don't shadow gsi var.
13833 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
13835 * predict.c (predict_paths_leading_to, predict_paths_leading_to_edge):
13836 Add in_loop parameter.
13837 (predict_loops): Add loop guard heuristics.
13838 * predict.def (PRED_LOOP_GUARD): New heuristics.
13840 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
13842 * predict.c: Include ipa-utils.h
13843 (tree_bb_level_prediction): Predict recursive calls.
13844 (tree_estimate_probability_bb): Skip inexpensive calls for call
13846 * predict.def (PRED_RECURSIVE_CALL): New.
13848 2016-06-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
13850 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): New #define.
13851 (BU_FLOAT128_1): Likewise.
13853 (COPYSIGNQ): Likewise.
13854 (RS6000_BUILTIN_NANQ): Likewise.
13855 (RS6000_BUILTIN_NANSQ): Likewise.
13856 (RS6000_BUILTIN_INFQ): Likewise.
13857 (RS6000_BUILTIN_HUGE_VALQ): Likewise.
13858 * config/rs6000/rs6000.c (rs6000_fold_builtin): New prototype.
13859 (TARGET_FOLD_BUILTIN): New #define.
13860 (rs6000_builtin_mask_calculate): Add TARGET_FLOAT128 entry.
13861 (rs6000_invalid_builtin): Add handling for RS6000_BTM_FLOAT128.
13862 (rs6000_fold_builtin): New target hook implementation, handling
13863 folding of 128-bit NaNs and infinities.
13864 (rs6000_init_builtins): Initialize const_str_type_node; ensure all
13865 entries are filled in to avoid problems during bootstrap
13866 self-test; define builtins for 128-bit NaNs and infinities.
13867 (rs6000_opt_mask): Add entry for float128.
13868 * config/rs6000/rs6000.h (RS6000_BTM_FLOAT128): New #define.
13869 (RS6000_BTM_COMMON): Include RS6000_BTM_FLOAT128.
13870 (rs6000_builtin_type_index): Add RS6000_BTI_const_str.
13871 (const_str_type_node): New #define.
13872 * config/rs6000/rs6000.md (copysign<mode>3 for IEEE128): Convert
13873 to a define_expand that dispatches to either copysign<mode>3_soft
13874 or copysign<mode>3_hard.
13875 (copysign<mode>3_hard): Rename from copysign<mode>3.
13876 (copysign<mode>3_soft): New define_insn.
13877 * doc/extend.texi: Document new builtins.
13879 2016-06-24 Jakub Jelinek <jakub@redhat.com>
13881 * cfgloop.c (flow_loop_dump): Cast nit to uint64_t and print it using
13882 PRIu64 instead of lu.
13884 2016-06-24 Eric Botcazou <ebotcazou@adacore.com>
13887 * tree-inline.c (remap_decl): When fixing up DECL_ORIGINAL_TYPE, just
13888 copy the type name.
13890 2016-06-24 Jakub Jelinek <jakub@redhat.com>
13892 PR tree-optimization/71647
13893 * omp-low.c (lower_rec_input_clauses): Convert
13894 omp_clause_aligned_alignment (c) to size_type_node for the
13895 last argument of __builtin_assume_aligned.
13897 2016-06-24 H.J. Lu <hongjiu.lu@intel.com>
13899 * configure.ac (calling ___tls_get_addr via GOT): New
13900 assembler/linker check.
13901 (HAVE_AS_IX86_TLS_GET_ADDR_GOT): New. Defined to 1 if 32-bit
13902 assembler and linker supports calling ___tls_get_addr via GOT.
13903 Otherise, defined to 0.
13904 * config.in: Regenerated.
13905 * configure: Likewise.
13906 * config/i386/constraints.md (Yb): New constraint.
13907 * config/i386/i386.h (reg_class): Add TLS_GOTBASE_REGS.
13908 (REG_CLASS_NAMES): Likewise.
13909 (REG_CLASS_CONTENTS): Likewise.
13910 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Replace
13911 the b constraint with the Yb constraint. Call ___tls_get_addr
13912 via GOT for GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT
13914 (*tls_local_dynamic_base_32_gnu): Likewise.
13915 (*tls_global_dynamic_64_<mode>): Call _tls_get_addr via GOT for
13916 GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT is 1.
13917 (*tls_local_dynamic_base_64_<mode>): Likewise.
13919 2016-06-24 Martin Liska <mliska@suse.cz>
13921 * cfgloop.c (flow_loop_dump): Dump average number of loop iterations.
13922 * cfgloop.h: Change 'struct loop' to 'const struct loop' for a
13924 * cfgloopanal.c (expected_loop_iterations_unbounded): Set a new
13925 argument to true if the expected number of iterations is
13928 2016-06-24 Uros Bizjak <ubizjak@gmail.com>
13930 * configure.ac (HAVE_AS_GOTOF_IN_DATA): Use $as_ix86_gas_32_opt to
13931 assemble for 32bit target.
13932 (HAVE_AS_IX86_TLSGDPLT): Use $as_ix86_gas_32_opt to assemble
13933 and $ld_ix86_gld_32_opt to link for 32bit target.
13934 (HAVE_AS_IX86_TLSLDMPLT): Ditto.
13935 * configure: Regenerate.
13937 2016-06-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13939 * config/arm/arm.c (int_log2): Delete definition and prototype.
13940 (shift_op): Use exact_log2 instead of int_log2.
13941 (vfp3_const_double_for_fract_bits): Likewise.
13943 2016-06-24 Jakub Jelinek <jakub@redhat.com>
13945 * internal-fn.c (expand_arith_set_overflow): New function.
13946 (expand_addsub_overflow, expand_neg_overflow, expand_mul_overflow):
13948 (expand_arith_overflow_result_store): Likewise. Handle precision
13949 smaller than mode precision.
13950 * tree-vrp.c (extract_range_basic): For imag part, handle
13951 properly signed 1-bit precision result.
13952 * doc/extend.texi (__builtin_add_overflow): Document that last
13953 argument can't be pointer to enumerated or boolean type.
13954 (__builtin_add_overflow_p): Document that last argument can't
13955 have enumerated or boolean type.
13957 2016-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
13958 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
13960 * config/rs6000/predicates.md (splat_input_operand): Rework.
13961 Don't allow constants, since the insns that use this predicate
13962 don't support constants. Constants are handled by other insns
13963 that are created via combine. During and after register
13964 allocation, only allow indexed or indirect addresses, and not
13965 general addresses. Only allow modes supported by the hardware.
13966 * config/rs6000/rs6000.c (xxsplitb_constant_p): Update usage
13967 comment. Move check for using VSPLTIS<x> to a common location,
13968 instead of doing it in two different places.
13970 2016-06-23 Jocelyn Mayer <l_indien@magic.fr>
13972 * config/i386/driver-i386.c (host_detect_local_cpu): Set
13973 PROCESSOR_PENTIUMPRO for signature_CENTAUR_ebx family >= 9.
13974 <case PROCESSOR_PENTIMUMPRO>: Pass c7 or nehemiah for
13975 signature_CENTAUR_ebx.
13977 2016-06-23 H.J. Lu <hongjiu.lu@intel.com>
13981 * configure.ac (as_ix86_tls_ldm_opt): Renamed to ...
13982 (as_ix86_gas_32_opt): This.
13983 (ld_ix86_tls_ldm_opt): Renamed to ...
13984 (ld_ix86_gld_32_opt): This.
13985 (R_386_TLS_LDM reloc): Updated.
13986 (R_386_GOT32X reloc): New assembler/linker check.
13987 (HAVE_AS_IX86_GOT32X): New. Defined to 1 if 32-bit assembler and
13988 linker support "jmp *_start@GOT" and "cmpl $0, bar@GOT". Otherise,
13990 * config.in: Regenerated.
13991 * configure: Likewise.
13992 * config/i386/i386.c (ix86_force_load_from_GOT_p): Return
13993 true if HAVE_AS_IX86_GOT32X is 1 in 32-bit mode.
13994 (ix86_legitimate_address_p): Allow UNSPEC_GOT for -fno-plt
13995 if ix86_force_load_from_GOT_p returns true.
13996 (ix86_print_operand_address_as): Also support UNSPEC_GOT if
13997 ix86_force_load_from_GOT_p returns true.
13998 (ix86_expand_move): Generate UNSPEC_GOT in 32-bit mode to load
13999 the external function address via the GOT slot.
14000 (ix86_nopic_noplt_attribute_p): Check both TARGET_64BIT and
14001 HAVE_AS_IX86_GOT32X before returning false.
14002 (ix86_output_call_insn): Generate "%!jmp/call\t*%p0@GOT" in
14003 32-bit mode if ix86_nopic_noplt_attribute_p returns true.
14005 2016-06-23 Eric Botcazou <ebotcazou@adacore.com>
14007 * tree-inline.c (remap_decl): Preserve DECL_ORIGINAL_TYPE invariant.
14009 2016-06-23 Andi Kleen <ak@linux.intel.com>
14011 * Makefile.in: Regenerate.
14012 * doc/install.texi: Document autoprofiledbootstrap.
14014 2016-06-23 Andi Kleen <ak@linux.intel.com>
14016 * config/i386/gcc-auto-profile: New file.
14018 2016-06-23 Martin Liska <mliska@suse.cz>
14020 PR middle-end/71619
14021 * predict.c (predict_loops): Revert the hunk that was removed
14024 2016-06-23 Jakub Sejdak <jakub.sejdak@phoesys.com>
14026 * config.gcc: Add support for arm*-*-phoenix* targets.
14027 * config/arm/t-phoenix: New.
14028 * config/phoenix.h: New.
14030 2016-06-23 Uros Bizjak <ubizjak@gmail.com>
14031 H.J. Lu <hongjiu.lu@intel.com>
14034 * config/i386/i386-protos.h (ix86_force_load_from_GOT_p): New.
14035 * config/i386/i386.c (ix86_force_load_from_GOT_p): New function.
14036 (ix86_legitimate_constant_p): Do not allow UNSPEC_GOTPCREL if
14037 ix86_force_load_from_GOT_p returns true.
14038 (ix86_legitimate_address_p): Allow UNSPEC_GOTPCREL if
14039 ix86_force_load_from_GOT_p returns true.
14040 (ix86_print_operand_address_as): Support UNSPEC_GOTPCREL if
14041 ix86_force_load_from_GOT_p returns true.
14042 (ix86_expand_move): Load the external function address via the
14043 GOT slot if ix86_force_load_from_GOT_p returns true.
14044 * config/i386/predicates.md (x86_64_immediate_operand): Return
14045 false for SYMBOL_REFs where ix86_force_load_from_GOT_p returns true.
14046 (x86_64_zext_immediate_operand): Ditto.
14048 2016-06-22 Uros Bizjak <ubizjak@gmail.com>
14050 * config/i386/i386.c (ix86_expand_move): Simplify SYMBOL_REF handling.
14052 2016-06-22 David Malcolm <dmalcolm@redhat.com>
14055 * diagnostic-core.h (pedwarn_at_rich_loc): New prototype.
14056 * diagnostic.c (pedwarn_at_rich_loc): New function.
14057 * spellcheck.h (best_match::best_match): Add a
14058 "best_distance_so_far" optional parameter.
14059 (best_match::set_best_so_far): New method.
14060 (best_match::get_best_distance): New accessor.
14061 (best_match::get_best_candidate_length): New accessor.
14063 2016-06-22 Nick Clifton <nickc@redhat.com>
14065 * dwarf2out.c (scompare_loc_descriptor): Use SCALAR_INT_MODE_P() in
14066 place of GET_MODE_CLASS() == MODE_INT, so that partial integer
14067 modes are accepted as well.
14068 (ucompare_loc_descriptor): Likewise.
14069 (minmax_loc_descriptor): Likewise.
14070 (clz_loc_descriptor): Likewise.
14071 (popcount_loc_descriptor): Likewise.
14072 (bswap_loc_descriptor): Likewise.
14073 (rotate_loc_descriptor): Likewise.
14074 (mem_loc_descriptor): Likewise.
14075 (loc_descriptor): Likewise.
14077 2016-06-22 David Malcolm <dmalcolm@redhat.com>
14079 * common.opt (fdiagnostics-parseable-fixits): New option.
14080 * diagnostic.c: Include "selftest.h".
14081 (print_escaped_string): New function.
14082 (print_parseable_fixits): New function.
14083 (diagnostic_report_diagnostic): Call print_parseable_fixits.
14084 (selftest::assert_print_escaped_string): New function.
14085 (ASSERT_PRINT_ESCAPED_STRING_STREQ): New macro.
14086 (selftest::test_print_escaped_string): New function.
14087 (selftest::test_print_parseable_fixits_none): New function.
14088 (selftest::test_print_parseable_fixits_insert): New function.
14089 (selftest::test_print_parseable_fixits_remove): New function.
14090 (selftest::test_print_parseable_fixits_replace): New function.
14091 (selftest::diagnostic_c_tests): New function.
14092 * diagnostic.h (struct diagnostic_context): Add field
14093 "parseable_fixits_p".
14094 * doc/invoke.texi (Diagnostic Message Formatting Options): Add
14095 -fdiagnostics-parseable-fixits.
14096 (-fdiagnostics-parseable-fixits): New option.
14097 * opts.c (common_handle_option): Handle
14098 -fdiagnostics-parseable-fixits.
14099 * selftest-run-tests.c (selftest::run_tests): Call
14100 selftest::diagnostic_c_tests.
14101 * selftest.h (selftest::diagnostic_c_tests): New prototype.
14103 2016-06-22 Ilya Enkovich <ilya.enkovich@intel.com>
14105 PR tree-optimization/71488
14106 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Support
14107 comparison of boolean vectors.
14108 * tree-vect-stmts.c (vectorizable_comparison): Vectorize comparison
14109 of boolean vectors using bitwise operations.
14111 2016-06-22 Andreas Schwab <schwab@suse.de>
14113 * config/aarch64/aarch64-protos.h (aarch64_elf_asm_named_section):
14114 Remove declaration.
14116 2016-06-22 Eric Botcazou <ebotcazou@adacore.com>
14118 * function.c (assign_parm_setup_reg): Prevent sharing in another case.
14120 2016-06-22 Bernd Edlinger <bernd.edlinger@hotmail.de>
14122 * config/i386/i386.c (print_reg): Emit an error message on attempt to
14125 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14127 * config/arm/arm.c (arm_cortex_a73_tune): New struct.
14128 * config/arm/arm-cores.def (cortex-a73): New entry.
14129 (cortex-a73.cortex-a35): Likewise.
14130 (cortex-a73.cortex-a53): Likewise.
14131 * config/arm/arm-tables.opt: Regenerate.
14132 * config/arm/arm-tune.md: Likewise.
14133 * config/arm/bpabi.h (BE8_LINK_SPEC): Handle mcpu=cortex-a73,
14134 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
14135 * config/arm/t-aprofile: Handle mcpu=cortex-a73,
14136 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
14137 * doc/invoke.texi (ARM Options): Document cortex-a73,
14138 cortex-a73.cortex-a35 and cortex-a73.cortex-a53.
14140 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14142 * config/aarch64/aarch64.c (cortexa73_tunings): New struct.
14143 * config/aarch64/aarch64-cores.def (cortex-a73): New entry.
14144 (cortex-a73.cortex-a35): Likewise.
14145 (cortex-a73.cortex-a53): Likewise.
14146 * config/aarch64/aarch64-tune.md: Regenerate.
14147 * doc/invoke.texi (AArch64 Options): Document cortex-a73,
14148 cortex-a73.cortex-a35 and cortex-a73.cortex-a53 arguments to
14151 2016-06-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
14153 * configure.ac (gcc_cv_as_compress_debug): Remove
14154 --compress-debug-sections as extra as switch.
14155 Handle gas --compress-debug-sections=type.
14156 (gcc_cv_ld_compess_debug): Remove bogus ld_date check.
14157 Handle gld --compress-debug-sections=type.
14158 * configure: Regenerate.
14160 2016-06-21 Andrew Burgess <andrew.burgess@embecosm.com>
14162 * bb-reorder.c (pass_partition_blocks::gate): Update comment.
14164 2016-06-21 John David Anglin <danglin@gcc.gnu.org>
14166 * gcov-tool.c (profile_rewrite): Use int64_t instead of long long.
14167 (do_rewrite): likewise.
14169 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
14171 * common/config/mep/mep-common.c: Remove.
14172 * config.gcc: Remove mep-* support.
14173 * config/mep/constraints.md: Remove.
14174 * config/mep/default.h: Remove.
14175 * config/mep/intrinsics.h: Remove.
14176 * config/mep/intrinsics.md: Remove.
14177 * config/mep/ivc2-template.h: Remove.
14178 * config/mep/mep-c5.cpu: Remove.
14179 * config/mep/mep-core.cpu: Remove.
14180 * config/mep/mep-default.cpu: Remove.
14181 * config/mep/mep-ext-cop.cpu: Remove.
14182 * config/mep/mep-intrin.h: Remove.
14183 * config/mep/mep-ivc2.cpu: Remove.
14184 * config/mep/mep-pragma.c: Remove.
14185 * config/mep/mep-protos.h: Remove.
14186 * config/mep/mep.c: Remove.
14187 * config/mep/mep.cpu: Remove.
14188 * config/mep/mep.h: Remove.
14189 * config/mep/mep.md: Remove.
14190 * config/mep/mep.opt: Remove.
14191 * config/mep/predicates.md: Remove.
14192 * config/mep/t-mep: Remove.
14193 * doc/install.texi: Remove mep-* documentation.
14194 * doc/md.texi: Likewise.
14196 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
14198 * config.gcc: Remove support for avr-rtems.
14199 * config/avr/gen-avr-mmcu-specs.c: Likewise.
14200 * config/avr/rtems.h: Remove.
14201 * config/avr/t-rtems: Remove.
14203 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
14205 * config.gcc: Remove m32r-rtems support.
14206 * config/m32r/rtems.h: Remove.
14208 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
14210 * config.gcc: Remove h8300-rtems support.
14211 * config/h8300/rtems.h: Remove.
14212 * config/h8300/t-rtems: Remove.
14214 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
14216 * config.gcc: Remove support for knetbsd.
14217 * configure.ac: Likewise.
14218 * config/i386/knetbsd-gnu.h: Remove. * config/i386/knetbsd-gnu64.h: Remove.
14219 * config/knetbsd-gnu.h: Remove.
14220 * configure: Regenerate.
14222 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
14224 * config.gcc: Remove support for openbsd 2 and 3.
14225 * config/openbsd-oldgas.h: Remove.
14227 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
14229 * config.gcc: Remove interix support.
14230 * config/i386/i386-interix.h: Remove.
14231 * config/i386/interix.opt: Remove.
14232 * config/i386/t-interix: Remove.
14233 * configure: Regenerate.
14234 * configure.ac: Remove interix support.
14235 * doc/install.texi: Remove interix documentation.
14237 2016-06-21 Kelvin Nilsen <kelvin@gcc.gnu.org>
14239 * config/rs6000/rs6000.h: Add conditional preprocessing directives
14240 to disable Power9-specific compiler features if HAVE_AS_POWER9 is
14243 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
14245 * tree.c (verify_type_variant): Skip TYPE_SIZE and TYPE_SIZE_UNIT if
14246 they are both PLACEHOLDER_EXPRs.
14248 2016-06-21 Michael Meissner <meissner@linux.vnet.ibm.com>
14250 * stor-layout.c (layout_type): Move setting complex MODE to
14251 layout_type, instead of setting it ahead of time by the caller.
14252 * tree.c (build_complex_type): Likewise.
14254 2016-06-21 Martin Liska <mliska@suse.cz>
14256 * predict.c (force_edge_cold): Replace imposisble with
14259 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
14261 * config/i386/i386.c (ix86_emit_swsqrtsf): Emit vrsqrt28ps.
14262 * config/i386/sse.md (define_expand "rsqrtv16sf2"): New.
14264 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
14266 * config/i386/i386.c (ix86_emit_swdivsf): Emit vrcp28ps.
14268 2016-06-21 H.J. Lu <hongjiu.lu@intel.com>
14269 Ilya Enkovich <ilya.enkovich@intel.com>
14272 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
14273 New member function to convert V1TImode register to SUBREG
14274 TImode in debug insn.
14275 (timode_scalar_chain::convert_insn): Call fix_debug_reg_uses
14276 after changing register mode to V1TImode.
14278 2016-06-21 Virendra Pathak <virendra.pathak@broadcom.com>
14280 * config/aarch64/aarch64-cores.def (vulcan): New core.
14281 * config/aarch64/aarch64-tune.md: Regenerate.
14282 * doc/invoke.texi: Document vulcan as an available option.
14284 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
14286 * cse.c (canon_asm_operands): New function extracted from...
14287 (canonicalize_insn): ...here. Call it to canonicalize an ASM_OPERANDS
14288 either standalone or member of a PARALLEL.
14290 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
14293 * config/avr/gen-avr-mmcu-specs.c (print_mcu):
14294 [*link_data_start]: Wrap -Tdata into %{!Tdata:...}.
14295 [*link_text_start]: Wrap -Ttext into %{!Ttext:...}.
14297 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
14300 * config/avr/avr.md (movqi): Only handle loading subreg:qi of
14301 constant addresses if can_create_pseudo_p.
14303 2016-06-21 Jakub Jelinek <jakub@redhat.com>
14305 PR tree-optimization/71588
14306 * tree-ssa-strlen.c (valid_builtin_call): New function.
14307 (adjust_last_stmt, handle_builtin_memset, strlen_optimize_stmt): Use
14310 2016-06-20 Jakub Jelinek <jakub@redhat.com>
14312 PR middle-end/71581
14313 * tree-ssa-uninit.c (warn_uninit): If EXPR and VAR are NULL,
14314 see if T isn't anonymous SSA_NAME with COMPLEX_EXPR created
14315 for conversion of scalar user var to complex type and use the
14316 underlying SSA_NAME_VAR in that case. If EXPR is still NULL,
14319 PR rtl-optimization/71591
14320 * toplev.c (toplev::run_self_tests): If no_backend, complain and
14321 don't run any tests.
14323 2016-06-20 Hans-Peter Nilsson <hp@axis.com>
14326 * config/cris/cris.c (cris_asm_output_mi_thunk): Add missing "ba"
14327 delay-slot "nop" for PIC with CRIS v32. Also add missing leading
14328 space for PIC with non-v32 and the common non-PIC "jump".
14330 2016-06-20 Jakub Jelinek <jakub@redhat.com>
14333 * config/i386/i386.c (ix86_fp_cmp_code_to_pcmp_immediate): Fix up
14334 returned values and add UN*/LTGT/*ORDERED cases with values matching
14335 D operand modifier on vcmp for AVX.
14337 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
14339 * config/aarch64/aarch64.opt
14340 (mpc-relative-literal-loads): Rename internal option name.
14341 * config/aarch64/aarch64.c
14342 (aarch64_nopcrelative_literal_loads): Rename to
14343 aarch64_pcrelative_literal_loads.
14344 (aarch64_expand_mov_immediate): Likewise.
14345 (aarch64_secondary_reload): Likewise.
14346 (aarch64_can_use_per_function_literal_pools_p): Likewise.
14347 (aarch64_override_options_after_change_1): Rename and simplify logic.
14348 (aarch64_classify_symbol): Merge large model checks into switch,
14349 remove pc-relative load check.
14351 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
14353 * config/arm/aarch-cost-tables.h (cortexa53_extra_costs): Make FP
14354 costs relative to the cost of a register move.
14356 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
14358 * config/aarch64/arm_neon.h (vcvt_n_f64_s64): New.
14359 (vcvt_n_f64_u64): Likewise.
14360 (vcvt_n_s64_f64): Likewise.
14361 (vcvt_n_u64_f64): Likewise.
14362 (vcvt_f64_s64): Likewise.
14363 (vrecpe_f64): Likewise.
14364 (vcvt_f64_u64): Likewise.
14365 (vrecps_f64): Likewise.
14367 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
14369 * config/aarch64/aarch64.md
14370 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3): Add attributes to
14372 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>3): Likewise. Correct
14374 * config/aarch64/aarch64-builtins.c
14375 (aarch64_types_binop_uss_qualifiers): Delete.
14376 (TYPES_BINOP_USS): Likewise.
14377 (aarch64_types_binop_sus_qualifiers): Likewise.
14378 (TYPES_BINOP_SUS): Likewise.
14379 (aarch64_types_fcvt_from_unsigned_qualifiers): New.
14380 (TYPES_FCVTIMM_SUS): Likewise.
14381 * config/aarch64/aarch64-simd-builtins.def (scvtf): Use SHIFTIMM
14383 (ucvtf): Use FCVTIMM_SUS rather than BINOP_SUS.
14384 (fcvtzs): Use SHIFTIMM rather than BINOP.
14385 (fcvtzu): Use SHIFTIMM_USS rather than BINOP_USS.
14387 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
14389 * config/arm/aarch-cost-tables.h (cortexa57_extra_costs): Make FP
14390 costs relative to the cost of a register move.
14392 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
14394 * config/aarch64/aarch64.c (aarch64_modes_tieable_p):
14395 Allow scalar/single vector modes to be tieable.
14397 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
14399 * config/arm/cortex-a57.md (cortex_a57_fp_cpys): Add fcsel.
14401 2016-06-20 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14403 * params.def (PARAM_ALIGN_LOOP_ITERATIONS): Use "alignment" instead of
14405 * tree.h (TYPE_ALIGN): Likewise.
14407 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
14410 * config/avr/avr.md (movqi): Handle loading subreg:qi (const).
14412 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
14414 * config/avr/avr.c (avr_print_operand): Fix "format not a string
14415 literal" build warnings.
14416 (avr_print_operand_address): Dito.
14418 2016-06-19 David Edelsohn <dje.gcc@gmail.com>
14421 * config/rs6000/aix51.h (TARGET_EXTRA_BUILTINS): Define as 0.
14422 * config/rs6000/aix43.h (TARGET_EXTRA_BUILTINS): Same.
14424 2016-06-18 John David Anglin <danglin@gcc.gnu.org>
14426 * config/pa/pa.h (TARGET_LONG_PIC_PCREL_CALL): Remove.
14428 2016-06-18 Eric Botcazou <ebotcazou@adacore.com>
14431 * reload1.c (reload): Pass 0 to finish_spills when called because
14432 update_eliminables_and_spill returns true and remove did_spill.
14433 (finish_spills): Adjust comment and document GLOBAL parameter.
14435 2016-06-17 DJ Delorie <dj@redhat.com>
14438 * config/rl78/rl78-expand.c (umulqihi3): Enable for G10.
14439 * config/rl78/rl78-virtual.c (umulhi3_shift_virt): Likewise.
14440 (umulqihi3_virt): Likewise.
14441 * config/rl78/rl78-real.c (umulhi3_shift_real): Likewise.
14442 (umulqihi3_real): Likewise.
14444 2016-06-17 Martin Liska <mliska@suse.cz>
14446 * tree-ssa-reassoc.c (transform_add_to_multiply): Use auto_vec.
14448 2016-06-17 Martin Liska <mliska@suse.cz>
14450 * predict.def: PRED_LOOP_EXIT from 92 to 85.
14452 2016-06-17 James Greenhalgh <james.greenhalgh@arm.com>
14454 * config/arm/arm_neon.h (vadd_f32): replace __FAST_MATH with
14456 (vaddq_f32): Likewise.
14457 (vmul_f32): Likewise.
14458 (vmulq_f32): Likewise.
14459 (vsub_f32): Likewise.
14460 (vsubq_f32): Likewise.
14462 2016-06-17 Bin Cheng <bin.cheng@arm.com>
14464 PR tree-optimization/71347
14465 * tree-ssa-loop-ivopts.c (determine_group_iv_cost_address): Compute
14466 cost for all uses in group.
14468 2016-06-17 Bin Cheng <bin.cheng@arm.com>
14470 * tree-vect-loop.c (vect_create_epilog_for_reduction): Only
14471 insert gimple seq if it's not empty.
14473 2016-06-17 Bin Cheng <bin.cheng@arm.com>
14475 * tree-vectorizer.h (struct dr_with_seg_len): Remove class
14477 * tree-vect-data-refs.c (operator ==): Handle DR_OFFSET directly,
14478 rather than OFFSET.
14479 (comp_dr_with_seg_len_pair): Ditto.
14480 (vect_prune_runtime_alias_test_list): Ditto. Also Canonicalize
14481 struct dr_with_seg_len_pair against DR_OFFSET.
14482 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks): Handle
14483 DR_OFFSET directly.
14485 2016-06-17 Szabolcs Nagy <szabolcs.nagy@arm.com>
14487 * config/aarch64/geniterators.sh: Handle parenthesised conditions.
14489 2016-06-16 John David Anglin <danglin@gcc.gnu.org>
14491 * config/pa/pa.c (pa_output_pic_pcrel_sequence): New.
14492 (pa_output_lbranch): Use pa_output_pic_pcrel_sequence.
14493 (pa_output_millicode_call): Likewise.
14494 (pa_output_call): Likewise.
14495 (pa_output_indirect_call): Likewise.
14496 (pa_asm_output_mi_thunk): Likewise.
14498 2016-06-16 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14500 * doc/invoke.texi (x86 Options): Fix -mno-fp-ret-in-387 typo.
14502 2016-06-16 Martin Liska <mliska@suse.cz>
14504 * predict.c (combine_predictions_for_insn): When we find a first
14505 match predictor, we should consider just predictors with
14506 PRED_FLAG_FIRST_MATCH. Print either first match (if any) or
14507 DS theory predictor.
14508 (combine_predictions_for_bb): Likewise.
14510 2016-06-16 Jakub Jelinek <jakub@redhat.com>
14512 * gimplify.c (gimplify_scan_omp_clauses): Handle COMPONENT_REFs
14513 with base of reference to struct.
14515 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
14517 * doc/invoke.texi (x86 Options): Document -m80387 and -mhard-float.
14519 2016-06-16 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
14522 * config/avr/avr.c (avr_asm_init_sections): Remove setup of
14523 progmem_swtable_section.
14524 (progmem_swtable_section): Remove.
14525 (avr_asm_function_rodata_section): Remove.
14526 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
14527 * config/avr/avr.h (JUMP_TABLES_IN_TEXT_SECTION: Define to 1.
14529 2016-06-16 Jocelyn Mayer <l_indien@magic.fr>
14531 * config/i386/driver-i386.c (host_detect_local_cpu): Set
14532 PROCESSOR_K8 for signature_CENTAUR_ebx with has_longmode.
14533 <case PROCESSOR_K8>: Pass nano-3000, nano, eden-x2 or k8 for
14534 signature_CENTAUR_ebx.
14535 * config/i386/i386.c (ix86_option_override_internal): Add
14536 definitions for VIA c7, samuel-2, nehemiah, esther, eden-x2, eden-x4,
14537 nano, nano-1000, nano-2000, nano-3000, nano-x2 and nano-x4.
14538 * doc/invoke.texi (x86 Options): Document new VIA -march entries.
14540 2016-06-16 Martin Liska <mliska@suse.cz>
14542 * predict.def: Add fortran loop preheader predictor.
14543 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Properly
14544 fold IFN_BUILTIN_EXPECT with a known constant argument.
14546 2016-06-16 Martin Liska <mliska@suse.cz>
14548 * predict.def: Add 'Fortran' to display text of all
14549 PRED_FORTRAN_* predictors.
14551 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
14554 * config/ia64/ia64.c (enum ia64_builtins) [IA64_BUILTIN_NANQ]: New.
14555 [IA64_BUILTIN_NANSQ]: Ditto.
14556 (ia64_fold_builtin): New function.
14557 (TARGET_FOLD_BUILTIN): New define.
14558 (ia64_init_builtins) Declare const_string_type node.
14559 Add __builtin_nanq and __builtin_nansq builtin functions.
14560 (ia64_expand_builtin): Handle IA64_BUILTIN_NANQ and IA64_BUILTIN_NANSQ.
14562 2016-06-16 Nick Clifton <nickc@redhat.com>
14564 * config/msp430/msp430-opts.h (msp430_hwmult_types): Add
14565 MSP430_HWMULT_ prefix to enum values.
14566 (msp430_regions): Add MSP430_REGION_ prefix to enum values.
14567 * config/msp430/msp430.c: Update use of enum values.
14568 * config/msp430/msp430.md: Likewise.
14569 * config/msp430/msp430.opt: Likewise.
14571 2016-06-16 Jan Hubicka <hubicka@ucw.cz>
14573 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Fix estimation
14574 of comparsions in the last iteration.
14576 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
14577 Joern Rennecke <joern.rennecke@embecosm.com>
14579 * config/arc/arc.c (arc_print_operand_address): Handle pc-relative
14581 (arc_needs_pcl_p): Add GOTOFFPC.
14582 (arc_legitimate_pic_addr_p): Likewise.
14583 (arc_output_pic_addr_const): Likewise.
14584 (arc_legitimize_pic_address): Generate a pc-relative address using
14586 (arc_output_libcall): Use @pcl syntax.
14587 (arc_delegitimize_address_0): Delegitimize ARC_UNSPEC_GOTOFFPC.
14588 * config/arc/arc.md ("unspec"): Add ARC_UNSPEC_GOTOFFPC.
14589 (*movsi_insn): Use @pcl syntax.
14590 (doloop_begin_i): Likewise.
14592 2016-06-16 Martin Liska <mliska@suse.cz>
14594 * predict.def: Define a new predictor.
14596 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
14598 * config/arc/arc.opt (mtp-regno): Update text.
14600 2016-06-16 Renlin Li <renlin.li@arm.com>
14602 * config/aarch64/aarch64.c (aarch64_legitimize_address): Fix a typo.
14604 2016-06-16 Jakub Jelinek <jakub@redhat.com>
14607 * config/i386/i386.md (setcc + movzbl peephole2): Use reg_set_p.
14608 (setcc + and peephole2): Likewise.
14610 PR rtl-optimization/71532
14611 * cse.c (cse_insn): For const/pure calls, invalidate argument passing
14614 2016-06-15 Michael Meissner <meissner@linux.vnet.ibm.com>
14616 * config/rs6000/vsx.md (VSINT_84): Add DImode to enable loading
14617 DImode constants with XXSPLTIB in vector registers.
14618 (vsx_extract_<mode>, V2DImode/V2DFmode): Combine both
14619 vsx_extract_<mode>_internal{1,2} into a single insn that handles
14620 direct move (both ISA 2.07 and ISA 3.0 versions), and optimizes
14621 extraction of the element at the top of the register as a scalar
14623 (vsx_extract_<mode>_internal1): Likewise.
14624 (vsx_extract_<mode>_internal2): Likewise.
14625 * config/rs6000/constraints.md (wi constraint): Remove a comment
14626 about DImode not being allowed in Altivec registers.
14627 (wB constraint): New constraint for constants that can be
14628 generated in Altivec registers with VSPLTISW/VUPKHSW.
14629 * config/rs6000/predicates.md (xxspltib_constant_split): Update
14631 (xxspltib_constant_nosplit): Likewise.
14632 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Add
14633 support for -mupper-regs-di to enable DImode to go into Altivec
14635 (POWERPC_MASKS): Likewise.
14636 (power7 cpu): Likewise.
14637 * config/rs6000/rs6000.opt (-mupper-regs-di): Likewise.
14638 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Add support
14639 for DImode being allowed in Altivec registers. Update wi/wj
14640 constraints. Set scalar_in_vmx_p flag.
14641 (rs6000_option_override_internal): Add checks for -mupper-regs-di.
14642 (xxspltib_constant_p): Allow CONST_INT's with VOIDmode. Don't
14643 return true if we could use VSPLTISW/VUPKHSW instead of XXSPLTIB.
14644 (rs6000_opt_masks): Add -mupper-regs-di.
14645 * config/rs6000/rs6000.md (lfiwax): Update clobbers that don't use
14646 direct move to use wi and not wj.
14647 (lfiwzx): Likewise.
14648 (floatsi<mode>2_lfiwax_mem): Combine alternatives into a single
14650 (floatunssi<mode>2_lfiwzx_mem): Likewise.
14651 (fix_trunc<mode>di2_fctidz): Change second alternative to allow
14652 any VSX register, instead of just Altivec registers, to allow
14653 either operand to be an Altivec register or both.
14654 (fixuns_trunc<mode>di2_fctiduz): Likewise.
14655 (movdi_internal32): Add support for -mupper-regs-di. Add support
14656 to load constants via XXSPLTIB or VSPLTISW. Add spacing to allow
14657 the alternatives and attributes to be lined up to be easier to
14659 (movdi_internal64): Likewise.
14660 (64-bit DImode splitters): Change predicates to only split loading
14661 up GPR registers. Add splits for using XXSPLTIB or VSPLTISW to
14662 load constants in ISA 3.0 or ISA 2.07 respectively.
14663 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
14664 -mupper-regs-di. Update -mupper-regs-df and -mupper-regs-sf to
14665 mention -mcpu=power9 sets these options.
14666 * doc/md.texi (PowerPC and IBM RS6000 constraints): Document the
14669 2016-06-15 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
14672 * config/avr/avr.c (avr_set_current_function): Warn misspelled
14673 interrupt/ signal handler if -Wmisspelled-isr flag is enabled.
14674 * config/avr/avr.opt (Wmisspelled-isr): New warning flag. Enabled
14675 by default to warn misspelled interrupt/ signal handler.
14676 * doc/invoke.texi (AVR Options): Document it. Update description
14677 for -nodevicelib option.
14679 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14681 * config/aarch64/aarch64-simd.md (aarch64_<sur>shll_n<mode>): Clean
14682 up parentheses. Use GET_MODE_UNIT_BITSIZE.
14683 (aarch64_<sur>shll2_n<mode>): Likewise.
14685 2016-06-15 Ilya Enkovich <ilya.enkovich@intel.com>
14687 PR middle-end/71529
14688 * ipa-chkp.c (chkp_build_instrumented_fndecl): Fix
14689 DECL_CONTEXT for copied arguments.
14691 2016-06-15 Alan Hayward <alan.hayward@arm.com>
14693 PR tree-optimization/71483
14694 * tree-vect-loop.c (vectorizable_live_operation): Pick correct index
14697 2016-06-15 Martin Liska <mliska@suse.cz>
14699 * predict.c (tree_predict_by_opcode): Call predict_edge_def
14700 instead of predict_edge w/o a probability.
14702 2016-06-15 Alan Hayward <alan.hayward@arm.com>
14704 PR tree-optimization/71439
14705 * tree-vect-loop.c (vect_analyze_loop_operations): Additional check for
14708 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14710 * ifcvt.c (bb_ok_for_noce_multiple_sets): Allow simple lowpart
14711 register subregs in SET_SRC.
14713 2016-06-15 Richard Biener <rguenther@suse.de>
14715 * tree-vect-stmts.c (vectorizable_store): Remove strided grouped
14716 store restrictions.
14718 2016-06-15 Richard Biener <rguenther@suse.de>
14720 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence): Do
14721 not consider dependences between accesses that belong to the
14723 (vect_analyze_data_ref_dependences): Do not analyze read-read
14724 or self-dependences.
14726 2016-06-14 David Malcolm <dmalcolm@redhat.com>
14728 * spellcheck-tree.c: Include spellcheck-tree.h rather than
14730 (find_closest_identifier): Reimplement in terms of
14731 best_match<tree,tree>.
14732 * spellcheck-tree.h: New file.
14733 * spellcheck.c (struct edit_distance_traits<const char *>): New
14735 (find_closest_string): Reimplement in terms of
14736 best_match<const char *, const char *>.
14737 * spellcheck.h (levenshtein_distance): Move prototype of tree-based
14738 overload to spellcheck-tree.h.
14739 (find_closest_identifier): Likewise.
14740 (struct edit_distance_traits<T>): New template.
14741 (class best_match): New class.
14743 2016-06-14 David Malcolm <dmalcolm@redhat.com>
14745 * selftest-run-tests.c (selftest::run_tests): Call
14746 selftest::spellcheck_tree_c_tests.
14747 * selftest.h (selftest::spellcheck_tree_c_tests): New decl.
14748 * spellcheck-tree.c: Include selftest.h and stringpool.h.
14749 (selftest::test_find_closest_identifier): New function.
14750 (selftest::spellcheck_tree_c_tests): New function.
14751 * spellcheck.c (selftest::test_find_closest_string): Verify that
14752 the order of the vec does not affect the results for this case.
14753 (selftest::test_data): New array.
14754 (selftest::test_metric_conditions): New function.
14755 (selftest::spellcheck_c_tests): Add a test of case-comparison.
14756 Call selftest::test_metric_conditions.
14758 2016-06-14 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
14760 * config/rs6000/rs6000-builtin.def (commentary): Typo.
14761 (BU_P9_MISC_1): Likewise.
14762 (BU_P9_64BIT_MISC_0): Likewise.
14763 (BU_P9_MISC_0): Likewise.
14765 2016-06-14 David Malcolm <dmalcolm@redhat.com>
14767 * gcc-rich-location.c
14768 (gcc_rich_location::add_fixit_misspelled_id): New method.
14769 * gcc-rich-location.h
14770 (gcc_rich_location::add_fixit_misspelled_id): Add decl.
14772 2016-06-14 Andreas Tobler <andreast@gcc.gnu.org>
14774 * config/arm/freebsd.h: Only enable unaligned access for armv6 on
14775 FreeBSD 11 and above.
14777 2016-06-14 Uros Bizjak <ubizjak@gmail.com>
14779 * config/i386/i386.md (signbittf2): Emit sse_movmskps for TARGET_SSE.
14781 2016-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14783 * expmed.h: Close parenthesis in "at your option" in copyright
14785 * lower-subreg.h: Likewise.
14787 2016-06-14 Richard Biener <rguenther@suse.de>
14789 PR middle-end/71526
14790 * genmatch.c (expr::gen_transform): Use in_type for comparisons
14793 2015-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14795 * config/aarch64/aarch64.c (aarch64_mask_and_shift_for_ubfiz_p):
14797 (aarch64_rtx_costs): Use it. Rewrite CONST_INT_P (op1) case to handle
14798 mask+shift version.
14799 * config/aarch64/aarch64-protos.h (aarch64_mask_and_shift_for_ubfiz_p):
14801 * config/aarch64/aarch64.md (*andim_ashift<mode>_bfiz): Replace
14802 matching condition with aarch64_mask_and_shift_for_ubfiz_p.
14804 2016-06-14 Richard Biener <rguenther@suse.de>
14806 PR tree-optimization/71522
14807 * tree-ssa.c (non_rewritable_lvalue_p): Do not rewrite non-float
14808 copying into float copying.
14810 2016-06-14 Jakub Jelinek <jakub@redhat.com>
14812 PR tree-optimization/71520
14813 * tree-ssa-tail-merge.c (find_duplicate): Handle labels.
14814 (replace_block_by): Move user labels from bb1 to bb2.
14816 2016-06-14 Richard Biener <rguenther@suse.de>
14818 PR middle-end/71310
14820 * expr.h (get_bit_range): Declare.
14821 * expr.c (get_bit_range): Export.
14822 * fold-const.c (optimize_bit_field_compare): Use get_bit_range and
14823 word_mode again to constrain the bitfield access.
14825 2016-06-14 Richard Biener <rguenther@suse.de>
14827 PR tree-optimization/71521
14828 * tree-vrp.c (extract_range_from_binary_expr_1): Guard
14829 division int_const_binop against zero divisor.
14831 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
14833 * config/i386/i386.md (signbittf2): New expander.
14834 * config/i386/sse.md (ptesttf2): New insn pattern.
14836 2016-06-13 David Malcolm <dmalcolm@redhat.com>
14839 * input.c (selftest::test_reading_source_line): Avoid reading from
14840 __FILE__ by creating a tempfile with known content and reading
14843 2016-06-13 David Malcolm <dmalcolm@redhat.com>
14845 * pretty-print.c (assert_pp_format_colored): Skip the test if
14847 (test_pp_format): Remove comment about GCC_COLORS.
14849 2016-06-13 David Malcolm <dmalcolm@redhat.com>
14851 * input.c (test_reading_source_line): Use SELFTEST_LOCATION.
14852 * pretty-print.c (assert_pp_format_va): Add location param and use
14853 it with ASSERT_STREQ_AT.
14854 (assert_pp_format): Add location param and pass it to
14855 assert_pp_format_va.
14856 (assert_pp_format_colored): Likewise.
14857 (ASSERT_PP_FORMAT_1): New.
14858 (ASSERT_PP_FORMAT_2): New.
14859 (ASSERT_PP_FORMAT_3): New.
14860 (test_pp_format): Provide SELFTEST_LOCATION throughout, either
14861 explicitly, or implicitly via the above macros.
14862 * selftest.c (selftest::pass): Use a selftest::location rather
14863 than file and line.
14864 (selftest::fail): Likewise. Print the function name.
14865 (selftest::fail_formatted): Likewise.
14866 (selftest::assert_streq): Use a selftest::location rather than
14868 * selftest.h (selftest::location): New struct.
14869 (SELFTEST_LOCATION): New macro.
14870 (selftest::pass): Accept a const location & rather than file
14872 (selftest::fail): Likewise.
14873 (selftest::fail_formatted): Likewise.
14874 (selftest::assert_streq): Likewise.
14875 (ASSERT_TRUE): Update for above changes, using SELFTEST_LOCATION.
14876 (ASSERT_FALSE): Likewise.
14877 (ASSERT_EQ): Likewise.
14878 (ASSERT_NE): Likewise.
14879 (ASSERT_STREQ): Likewise.
14880 (ASSERT_PRED1): Likewise.
14881 (ASSERT_STREQ_AT): New macro.
14883 2016-06-13 David Malcolm <dmalcolm@redhat.com>
14885 * selftest.c (selftest::fail_formatted): New function.
14886 (selftest::assert_streq): New function.
14887 * selftest.h (selftests::fail_formatted): New decl.
14888 (selftest::assert_streq): New decl.
14889 (ASSERT_STREQ): Reimplement in terms of selftest::assert_streq.
14891 2016-06-13 Jeff Law <law@redhat.com>
14893 PR tree-optimization/71403
14894 * tree-ssa-threadbackward.c
14895 (convert_and_register_jump_thread_path): No longer accept reference
14896 to path. Do not pop items off the path anymore.
14897 (fsm_find_control_statement_thread_paths): Do not allow threading
14898 to a deeper loop nest. Pop the last item off the path here rather
14899 than in convert_and_register_jump_thread_path.
14901 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
14902 Wilco Dijkstra <Wilco.Dijkstra@arm.com>
14904 [AArch64] Emit division using the Newton series
14906 * config/aarch64/aarch64-protos.h
14907 (cpu_approx_modes): Add new member "division".
14908 (aarch64_emit_approx_div): Declare new function.
14909 * config/aarch64/aarch64.c
14910 (generic_approx_modes): New member "division".
14911 (exynosm1_approx_modes): Likewise.
14912 (xgene1_approx_modes): Likewise.
14913 (aarch64_emit_approx_div): Define new function.
14914 * config/aarch64/aarch64.md ("div<mode>3"): New expansion.
14915 * config/aarch64/aarch64-simd.md ("div<mode>3"): Likewise.
14916 * config/aarch64/aarch64.opt (-mlow-precision-div): Add new option.
14917 * doc/invoke.texi (-mlow-precision-div): Describe new option.
14919 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
14920 Wilco Dijkstra <wilco.dijkstra@arm.com>
14922 [AArch64] Emit square root using the Newton series
14924 * config/aarch64/aarch64-protos.h
14925 (aarch64_emit_approx_rsqrt): Replace with new function
14926 "aarch64_emit_approx_sqrt".
14927 (cpu_approx_modes): New member "sqrt".
14928 * config/aarch64/aarch64.c
14929 (generic_approx_modes): New member "sqrt".
14930 (exynosm1_approx_modes): Likewise.
14931 (xgene1_approx_modes): Likewise.
14932 (aarch64_emit_approx_rsqrt): Replace with new function
14933 "aarch64_emit_approx_sqrt".
14934 (aarch64_override_options_after_change_1): Handle new option.
14935 * config/aarch64/aarch64-simd.md
14936 (rsqrt<mode>2): Use new function instead.
14937 (sqrt<mode>2): New expansion and insn definitions.
14938 * config/aarch64/aarch64.md: Likewise.
14939 * config/aarch64/aarch64.opt
14940 (mlow-precision-sqrt): Add new option description.
14941 * doc/invoke.texi (mlow-precision-sqrt): Likewise.
14943 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
14945 [AArch64] Add more choices for the reciprocal square root approximation
14947 Allow a target to prefer such operation depending on the operation mode.
14949 * config/aarch64/aarch64-protos.h
14950 (AARCH64_APPROX_MODE): New macro.
14951 (AARCH64_APPROX_{NONE,ALL}): Likewise.
14952 (cpu_approx_modes): New structure.
14953 (tune_params): New member "approx_modes".
14954 * config/aarch64/aarch64-tuning-flags.def
14955 (AARCH64_EXTRA_TUNE_APPROX_RSQRT): Remove macro.
14956 * config/aarch64/aarch64.c
14957 (generic_approx_modes): New core "cpu_approx_modes" structure.
14958 (exynosm1_approx_modes): Likewise.
14959 (xgene1_approx_modes): Likewise.
14960 (generic_tunings): New member "approx_modes".
14961 (cortexa35_tunings): Likewise.
14962 (cortexa53_tunings): Likewise.
14963 (cortexa57_tunings): Likewise.
14964 (cortexa72_tunings): Likewise.
14965 (exynosm1_tunings): Likewise.
14966 (thunderx_tunings): Likewise.
14967 (xgene1_tunings): Likewise.
14968 (use_rsqrt_p): New argument for the mode and use new member from
14970 (aarch64_builtin_reciprocal): Devise mode from builtin.
14971 (aarch64_optab_supported_p): New argument for the mode.
14972 * doc/invoke.texi (-mlow-precision-recip-sqrt): Reword description.
14974 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
14976 * config/rs6000/rs6000.h (RS6000_BTM_COMMON): Add the
14977 RS6000_BTM_MODULO flag into the set of flags that are considered
14978 to be part of the common configuration.
14980 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
14982 * config/rs6000/altivec.h (vec_absd): New macro for vector absolute
14983 difference unsigned.
14984 (vec_absdb): New macro for vector absolute difference unsigned
14986 (vec_absdh): New macro for vector absolute difference unsigned
14988 (vec_absdw): New macro for vector absolute difference unsigned word.
14989 * config/rs6000/altivec.md (UNSPEC_VADU): New value.
14990 (vadu<mode>3): New insn.
14991 (*p9_vadu<mode>3): New insn.
14992 * config/rs6000/rs6000-builtin.def (vadub): New built-in
14994 (vaduh): New built-in definition.
14995 (vaduw): New built-in definition.
14996 (vadu): New overloaded built-in definition.
14997 (vadub): New overloaded built-in definition.
14998 (vaduh): New overloaded built-in definition.
14999 (vaduw): New overloaded built-in definition.
15000 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
15001 overloaded vector absolute difference unsigned functions.
15002 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
15003 the ISA 3.0 vector absolute difference unsigned built-in functions.
15005 2016-06-13 Eric Botcazou <ebotcazou@adacore.com>
15007 * tree-ssa-sccvn.c (vn_reference_lookup_3): Use a uniform test and
15008 update shared_lookup_references only once after changing operands.
15010 2016-06-13 Thomas Schwinge <thomas@codesourcery.com>
15012 PR middle-end/71373
15013 * tree-nested.c (convert_nonlocal_omp_clauses)
15014 (convert_local_omp_clauses): Document missing OMP_CLAUSE_*.
15016 * tree-cfg.c (edge_to_cases_cleanup): Fix CASE_CHAIN typo.
15017 * tree.def (CASE_LABEL_EXPR): Likewise.
15019 2016-06-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
15022 * input.c (test_builtins): Fix an assertion.
15024 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
15026 * config/i386/i386.md (paritydi2): Use ix86_expand_setcc.
15027 (paritysi2): Ditto.
15029 (isinf<mode>2): Ditto.
15031 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
15033 * ggc-tests.c (test_finalization): Only test need_finalization_p
15034 for GCC_VERSION >= 4003.
15036 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
15038 * config/s390/vecintrin.h: Fix file description in comment.
15040 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
15042 * config/s390/s390-builtin-types.def: Change builtin type naming
15043 scheme to match builtin-types.def.
15045 2016-06-13 Marc Glisse <marc.glisse@inria.fr>
15047 * fold-const.c (optimize_minmax_comparison): Remove.
15048 (fold_comparison): Remove call to the above.
15049 * match.pd (MIN (X, Y) == X, MIN (X, 5) == 0, MIN (X, C1) < C2):
15050 New transformations.
15052 2016-06-13 Alan Hayward <alan.hayward@arm.com>
15054 PR tree-optimization/71416
15055 * tree-vect-loop.c (vectorizable_live_operation): Let worklist have
15058 2016-06-13 Martin Liska <mliska@suse.cz>
15060 * predict.c (enum predictor_reason): Prefix enum with REASON_.
15061 (combine_predictions_for_insn): Likewise.
15062 (prune_predictions_for_bb): Likewise.
15063 (combine_predictions_for_bb): Likewise.
15065 2016-06-13 Richard Biener <rguenther@suse.de>
15067 PR tree-optimization/71505
15068 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Make
15069 assert match comment.
15071 2016-06-13 Marek Polacek <polacek@redhat.com>
15073 PR middle-end/71476
15074 * gimplify.c (maybe_warn_switch_unreachable): Factored out of
15075 gimplify_switch_expr.
15076 (warn_switch_unreachable_r): New function.
15078 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
15081 * config/s390/s390.c (s390_expand_builtin): Increase MAX_ARGS by
15084 2016-06-13 Richard Biener <rguenther@suse.de>
15086 PR middle-end/64516
15087 * fold-const.c (fold_unary_loc): Preserve alignment when
15088 folding a VIEW_CONVERT_EXPR into a MEM_REF.
15090 2016-06-13 Martin Liska <mliska@suse.cz>
15093 * toplev.c (process_options): Do not enable -fcheck-pointer-bounds
15094 w/ -fsanitize=bounds.
15096 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
15098 * config/i386/i386.c (ix86_init_builtins): Calculate
15099 FLOAT128_FTYPE_CONST_STRING function type only once.
15100 * doc/extend.texi (x86 Built-in Functions): Update text, __float128
15101 built-in functions are available for x86-32 and x86-64 targets.
15103 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
15106 * config/i386/i386.i386-builtin-types.def (CONST_STRING):
15107 New primitive type.
15108 (FLOAT128_FTYPE_CONST_STRING): New function type.
15109 * config/i386/i386.c (enum ix86_builtins) [IX86_BUILTIN_NANQ]: New.
15110 [IX86_BUILTIN_NANSQ]: Ditto.
15111 (ix86_fold_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
15112 (ix86_init_builtin_types): Declare const_string_type_node.
15113 (ix86_init_builtins): Add __builtin_nanq and __builtin_nansq
15115 (ix86_expand_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
15116 * doc/extend.texi (x86 Built-in Functions): Document
15117 __builtin_nanq and __builtin_nansq.
15119 2016-06-11 Jiong Wang <jiong.wang@arm.com>
15122 * config/arm/arm-protos.h (arm_attr_length_pop_multi): New declaration.
15123 * config/arm/arm.c (arm_attr_length_pop_multi): New function to return
15124 length for pop patterns.
15125 (arm_attr_length_push_multi): Update comments.
15126 * config/arm/arm.md (*load_multiple_with_writeback): Set "length"
15128 (*pop_multiple_with_writeback_and_return): Likewise.
15129 (*pop_multiple_with_return): Likewise.
15131 2016-06-11 Segher Boessenkool <segher@kernel.crashing.org>
15133 PR middle-end/71310
15134 * fold-const.c (optimize_bit_field_compare): Don't try to use
15135 word_mode unconditionally for reading the bit field, look at
15136 DECL_BIT_FIELD_REPRESENTATIVE instead.
15138 2016-06-11 Kugan Vivekanandarajah <kuganv@linaro.org>
15140 PR middle-end/71478
15141 * tree-ssa-reassoc.c (reassociate_bb): Remove (-1) from ops list for
15142 vector integer type.
15144 2016-06-10 Jakub Jelinek <jakub@redhat.com>
15146 PR middle-end/71494
15147 * tree-nested.c (convert_nonlocal_reference_stmt): For GIMPLE_GOTO
15148 without LABEL_DECL, set *handled_ops_p to false instead of true.
15150 2016-06-10 Martin Sebor <msebor@redhat.com>
15153 * builtin-attrs.def (ATTR_NOTHROW_NONNULL_LEAF_LIST): New macro.
15154 (ATTR_NOTHROW_NONNULL_TYPEGENERIC_LEAF): Same.
15155 * builtins.def (BUILT_IN_SADD_OVERFLOW, BUILT_IN_SADDL_OVERFLOW): Use
15157 (BUILT_IN_SADDLL_OVERFLOW, BUILT_IN_SSUB_OVERFLOW): Same.
15158 (BUILT_IN_SSUBL_OVERFLOW, BUILT_IN_SSUBLL_OVERFLOW): Same.
15159 (BUILT_IN_SMUL_OVERFLOW, BUILT_IN_SMULL_OVERFLOW): Same.
15160 (BUILT_IN_SMULLL_OVERFLOW, BUILT_IN_UADD_OVERFLOW): Same.
15161 (BUILT_IN_UADDL_OVERFLOW, BUILT_IN_UADDLL_OVERFLOW): Same.
15162 (BUILT_IN_USUB_OVERFLOW, BUILT_IN_USUBL_OVERFLOW): Same.
15163 (BUILT_IN_USUBLL_OVERFLOW, BUILT_IN_UMUL_OVERFLOW): Same.
15164 (BUILT_IN_UMULL_OVERFLOW, BUILT_IN_UMULLL_OVERFLOW): Same.
15166 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
15168 * config/arm/arm.h (pool_vector_label,
15169 return_used_this_function): Remove.
15171 2016-06-10 Jeff Law <law@redhat.com>
15173 PR tree-optimization/71335
15174 * tree-ssa-threadbackward.c (profitable_jump_thread_path): Filter out
15175 zero length paths here.
15176 (convert_and_register_jump_thread_path): Remove hacks related to
15177 duplicated blocks in the jump thread path.
15178 (fsm_find_control_statement_thread_paths): Avoid putting the same
15179 block on the thread path twice, but ensure the thread path is
15180 unchanged from the caller's point of view.
15182 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
15184 * predict.c (predict_loops): Remove PRED_LOOP_BRANCH.
15185 * predict.def (PRED_LOOP_BRANCH): Remove.
15187 2016-06-10 David Malcolm <dmalcolm@redhat.com>
15189 * Makefile.in (OBJS): Add ggc-tests.o.
15190 (GTFILES): Add ggc-tests.c.
15191 * ggc-tests.c: New file.
15192 * selftest-run-tests.c (selftest::run_tests): Call
15193 selftest::ggc_tests_c_tests.
15194 * selftest.h (selftest::ggc_tests_c_tests): New prototype.
15196 2016-06-10 Alexander Monakov <amonakov@ispras.ru>
15198 * match.pd (-1 / B < A): Use :c to avoid pattern duplication.
15200 2016-06-10 Maxim Ostapenko <m.ostapenko@samsung.com>
15203 * varasm.c (place_block_symbol): Adjust alignment for asan protected
15204 STRING_CSTs even if TREE_CONSTANT_POOL_ADDRESS_P.
15206 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
15208 * profile.c: Include cfgloop.h.
15209 (branch_prob): Compute estimated number of iterations.
15210 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Do not
15211 recompute estimate number of iterations from profile.
15213 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
15215 PR inline-asm/68843
15216 * reg-stack.c (check_asm_stack_operands): Explicit input arguments
15217 must be grouped on top of stack. Don't force early clobber
15218 on ordinary reg outputs.
15220 2016-06-10 Richard Biener <rguenther@suse.de>
15222 * targhooks.c (default_builtin_vectorization_cost): Adjust
15223 vec_construct cost.
15225 2016-06-10 Richard Biener <rguenther@suse.de>
15227 * gimple-fold.c (gimple_fold_builtin_memory_op): Make sure
15228 to fold the RHS to a constant if possible.
15230 2016-06-10 Thomas Schwinge <thomas@codesourcery.com>
15232 PR middle-end/71373
15233 * tree-nested.c (convert_nonlocal_omp_clauses)
15234 (convert_local_omp_clauses): Handle OMP_CLAUSE_ASYNC,
15235 OMP_CLAUSE_WAIT, OMP_CLAUSE_INDEPENDENT, OMP_CLAUSE_AUTO,
15236 OMP_CLAUSE__CACHE_, OMP_CLAUSE_TILE.
15238 * gimplify.c (gimplify_adjust_omp_clauses): Discard
15240 * omp-low.c (scan_sharing_clauses): Don't expect OMP_CLAUSE_TILE.
15242 * omp-low.c (scan_sharing_clauses): Don't expect
15243 OMP_CLAUSE__CACHE_.
15245 2016-06-10 Alan Hayward <alan.hayward@arm.com>
15247 PR tree-optimization/71407
15248 PR tree-optimization/71416
15249 * tree-vect-loop.c (vectorizable_live_operation): Use vectype for
15250 BIT_FIELD_REF type.
15252 2016-06-10 Richard Biener <rguenther@suse.de>
15254 PR middle-end/71477
15255 * cfgloop.c (alloc_loop): Initialize nb_iterations_likely_upper_bound.
15257 2016-06-09 Eric Botcazou <ebotcazou@adacore.com>
15259 * df-problems.c (df_note_bb_compute): Guard use of DF_INSN_INFO_GET.
15261 2016-06-09 Vladimir Makarov <vmakarov@redhat.com>
15262 Jiong Wang <jiong.wang@arm.com>
15264 PR rtl-optimization/70751
15265 * lra-constraints.c (process_alt_operands): Recognize Non-pseudo
15266 spilled into memory.
15268 2016-06-09 Jonathan Yong <10walls@gmail.com>
15271 2015-09-21 Jonathan Yong <10walls@gmail.com>
15273 * config/i386/cygwin.h (STARTFILE_SPEC): Explicitly search
15274 sysroot/usr/lib/32api for additional win32 libraries,
15275 fixes failing Cygwin bootstrapping.
15277 2016-06-09 Marcin Baczyński <marbacz@gmail.com>
15279 * diagnostic.h (diagnostic_line_cutoff, diagnostic_flush_buffer):
15282 2016-06-09 David Malcolm <dmalcolm@redhat.com>
15285 * pretty-print.c (pp_indent): Specify that %p is printed in a
15286 host-dependent manner.
15287 (test_pp_format): Remove the test for %p.
15289 2016-06-09 Maciej W. Rozycki <macro@imgtec.com>
15291 * config/mips/mips.c (mips_output_jump): Fix formatting.
15293 2016-06-09 Richard Biener <rguenther@suse.de>
15295 PR tree-optimization/71462
15296 * tree-ssa-loop-manip.c (find_uses_to_rename): Guard against
15299 2016-06-09 Martin Liska <mliska@suse.cz>
15301 * predict.c (dump_prediction): Add new argument.
15302 (enum predictor_reason): New enum.
15303 (struct predictor_hash): New struct.
15304 (predictor_hash::hash): New function.
15305 (predictor_hash::equal): Likewise.
15306 (not_removed_prediction_p): New function.
15307 (prune_predictions_for_bb): Likewise.
15308 (combine_predictions_for_bb): Prune predictions.
15310 2016-06-09 Martin Liska <mliska@suse.cz>
15312 * predict.c (filter_predictions): New function.
15313 (remove_predictions_associated_with_edge): Use the filter
15315 (equal_edge_p): New function.
15317 2016-06-09 Stefan Bruens <stefan.bruens@rwth-aachen.de>
15319 * doc/invoke.texi (ARM Options): Use lexicographical ordering.
15320 Correct usage of @samp vs @option, add @samp where appropriate.
15321 Add -march={armv6k,armv6z,arm6zk}, remove -march=ep9312.
15322 Add armv6s-m and document it, as it is no official ARM name.
15324 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15326 * ifcvt.c (struct noce_if_info): Add transform_name field.
15327 (noce_try_move): Set if_info->transform_name to the function name.
15328 (noce_try_ifelse_collapse): Likewise.
15329 (noce_try_store_flag): Likewise.
15330 (noce_try_inverse_constants): Likewise.
15331 (noce_try_store_flag_constants): Likewise.
15332 (noce_try_addcc): Likewise.
15333 (noce_try_store_flag_mask): Likewise.
15334 (noce_try_cmove): Likewise.
15335 (noce_try_cmove_arith): Likewise.
15336 (noce_try_minmax): Likewise.
15337 (noce_try_abs): Likewise.
15338 (noce_try_sign_mask): Likewise.
15339 (noce_try_bitop): Likewise.
15340 (noce_convert_multiple_sets): Likewise.
15341 (noce_process_if_block): Print if_info->transform_name to
15342 dump_file if transformation succeeded.
15344 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15346 * config/arm/cortex-a57.md (cortex_a57_alu):
15349 2016-06-08 Martin Sebor <msebor@redhat.com>
15350 Jakub Jelinek <jakub@redhat.com>
15354 * builtins.def (BUILT_IN_ADD_OVERFLOW_P, BUILT_IN_SUB_OVERFLOW_P,
15355 BUILT_IN_MUL_OVERFLOW_P): New builtins.
15356 * builtins.c: Include gimple-fold.h.
15357 (fold_builtin_arith_overflow): Handle
15358 BUILT_IN_{ADD,SUB,MUL}_OVERFLOW_P.
15359 (fold_builtin_3): Likewise.
15360 * doc/extend.texi (Integer Overflow Builtins): Document
15361 __builtin_{add,sub,mul}_overflow_p.
15363 2016-06-08 Jose E. Marchesi <jose.marchesi@oracle.com>
15365 * config/sparc/driver-sparc.c (cpu_names): Fix the entry for the
15366 SPARC-M7 and add an entry for SPARC-S7 cpus (Sonoma).
15368 2016-06-08 Alan Lawrence <alan.lawrence@arm.com>
15370 * config/aarch64/aarch64.c (aarch64_function_arg_alignment):
15371 Rewrite, looking one level down for records and arrays.
15373 2016-06-08 David Malcolm <dmalcolm@redhat.com>
15375 * pretty-print.c: Include "selftest.h".
15376 (pp_format): Fix comment.
15377 (identifier_to_locale): Likewise.
15378 (selftest::test_basic_printing): New function.
15379 (selftest::assert_pp_format): New function.
15380 (selftest::test_pp_format): New function.
15381 (selftest::pretty_print_c_tests): New function.
15382 * selftest-run-tests.c (selftest::run_tests): Call
15383 selftest::pretty_print_c_tests.
15384 * selftest.h (pretty_print_c_tests): New declaration.
15386 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
15388 * invoke.texi (max-loop-headers-insns): Document.
15389 * params.def (PARAM_MAX_LOOP_HEADER_INSNS): New.
15390 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Update comment.
15391 (ch_base::copy_headers): Use PARAM_MAX_LOOP_HEADER_INSNS.
15393 2016-06-08 Richard Biener <rguenther@suse.de>
15395 * tree-vect-stmts.c (vectorizable_load): Remove restrictions
15396 on strided SLP loads and fall back to scalar loads in case
15397 we can't chunk them.
15399 2016-06-08 Richard Biener <rguenther@suse.de>
15401 PR tree-optimization/71452
15402 * tree-ssa.c (non_rewritable_lvalue_p): Make sure that the
15403 type used for the SSA rewrite has enough precision to cover
15404 the dynamic type of the location.
15406 2016-06-08 Jakub Jelinek <jakub@redhat.com>
15407 Richard Biener <rguenther@suse.de>
15410 * fold-const.c (fold_comparison): Handle CONSTANT_CLASS_P (base0)
15411 the same as DECL_P (base0) for indirect_base0. Use equality_code
15412 in one further place.
15414 2016-06-08 Richard Sandiford <richard.sandiford@arm.com>
15416 * expmed.c (store_bit_field_1): Do not restrict a multiword op0
15417 to one word if the field is known to overlap other words.
15418 (extract_bit_field_1): Likewise.
15419 (store_split_bit_field): Remove compensating code.
15420 (extract_split_bit_field): Likewise.
15422 2016-06-08 Bernd Schmidt <bschmidt@redhat.com>
15426 * tree-ssa-strlen.c (handle_builtin_memcmp): Ignore debug insns.
15428 2016-06-08 Jiong Wang <jiong.wang@arm.com>
15430 * config/aarch64/aarch64-builtins.def (faddp): New builtins for modes in
15432 * config/aarch64/aarch64-simd.md (aarch64_faddp<mode>): New.
15433 (arch64_addpv4sf): Delete.
15434 (reduc_plus_scal_v4sf): Use "gen_aarch64_faddpv4sf" instead of
15435 "gen_aarch64_addpv4sf".
15436 * config/aarch64/arm_neon.h (vpadd_f32): Remove inline assembly. Use
15438 (vpadds_f32): Likewise.
15439 (vpaddq_f32): Likewise.
15440 (vpaddq_f64): Likewise.
15442 2016-06-08 Jiong Wang <jiong.wang@arm.com>
15444 * config/aarch64/aarch64-builtins.def (fabd): New builtins for modes
15446 * config/aarch64/aarch64-simd.md (fabd<mode>_3): Extend modes from VDQF
15447 to VALLF. Rename to "fabd<mode>3".
15448 "*fabd_scalar<mode>3): Delete.
15449 * config/aarch64/arm_neon.h (vabds_f32): Remove inline assembly.
15451 (vabdd_f64): Likewise.
15452 (vabd_f32): Likewise.
15453 (vabd_f64): Likewise.
15454 (vabdq_f32): Likewise.
15455 (vabdq_f64): Likewise.
15457 2016-06-08 Jiong Wang <jiong.wang@arm.com>
15459 * config/aarch64/aarch64-builtins.def (rsqrts): New builtins for modes
15461 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_<mode>3): Rename to
15462 "aarch64_rsqrts<mode>".
15463 * config/aarch64/aarch64.c (get_rsqrts_type): Update gen* name.
15464 * config/aarch64/arm_neon.h (vrsqrtss_f32): Remove inline assembly. Use
15466 (vrsqrtsd_f64): Likewise.
15467 (vrsqrts_f32): Likewise.
15468 (vrsqrts_f64): Likewise.
15469 (vrsqrtsq_f32): Likewise.
15470 (vrsqrtsq_f64): Likewise.
15472 2016-06-08 Jiong Wang <jiong.wang@arm.com>
15474 * config/aarch64/aarch64-builtins.def (rsqrte): New builtins for modes
15476 * config/aarch64/aarch64-simd.md (aarch64_rsqrte_<mode>2): Rename to
15477 "aarch64_rsqrte<mode>".
15478 * config/aarch64/aarch64.c (get_rsqrte_type): Update gen* name.
15479 * config/aarch64/arm_neon.h (vrsqrts_f32): Remove inline assembly. Use
15481 (vrsqrted_f64): Likewise.
15482 (vrsqrte_f32): Likewise.
15483 (vrsqrte_f64): Likewise.
15484 (vrsqrteq_f32): Likewise.
15485 (vrsqrteq_f64): Likewise.
15487 2016-06-08 Jiong Wang <jiong.wang@arm.com>
15489 * config/aarch64/aarch64-builtins.def (scvtf): Register vector modes.
15491 (fcvtzs): Likewise.
15492 (fcvtzu): Likewise.
15493 * config/aarch64/aarch64-simd.md
15494 (<FCVT_F2FIXED:fcvt_fixed_insn><VDQF:mode>3): New.
15495 (<FCVT_FIXED2F:fcvt_fixed_insn><VDQ_SDI:mode>3): Likewise.
15496 * config/aarch64/arm_neon.h (vcvt_n_f32_s32): Remove inline assembly.
15498 (vcvt_n_f32_u32): Likewise.
15499 (vcvt_n_s32_f32): Likewise.
15500 (vcvt_n_u32_f32): Likewise.
15501 (vcvtq_n_f32_s32): Likewise.
15502 (vcvtq_n_f32_u32): Likewise.
15503 (vcvtq_n_f64_s64): Likewise.
15504 (vcvtq_n_f64_u64): Likewise.
15505 (vcvtq_n_s32_f32): Likewise.
15506 (vcvtq_n_s64_f64): Likewise.
15507 (vcvtq_n_u32_f32): Likewise.
15508 (vcvtq_n_u64_f64): Likewise.
15509 * config/aarch64/iterators.md (VDQ_SDI): New mode iterator.
15510 (VSDQ_SDI): Likewise.
15511 (fcvt_target): Support V4DI, V4SI and V2SI.
15512 (FCVT_TARGET): Likewise.
15514 2016-06-08 Jiong Wang <jiong.wang@arm.com>
15516 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New
15517 (TYPES_BINOP_SUS): Likewise.
15518 (aarch64_simd_builtin_data): Update include file name.
15519 (aarch64_builtins): Likewise.
15520 * config/aarch64/aarch64-simd-builtins.def (scvtf): New entries
15521 for conversion between scalar float-point and fixed-point.
15523 (fcvtzs): Likewise.
15524 (fcvtzu): Likewise.
15525 * config/aarch64/aarch64.md
15526 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3: New
15527 pattern for conversion between scalar float to fixed-pointer.
15528 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>: Likewise.
15529 (UNSPEC_FCVTZS): New UNSPEC enumeration.
15530 (UNSPEC_FCVTZU): Likewise.
15531 (UNSPEC_SCVTF): Likewise.
15532 (UNSPEC_UCVTF): Likewise.
15533 * config/aarch64/arm_neon.h (vcvtd_n_f64_s64): Remove inline assembly.
15535 (vcvtd_n_f64_u64): Likewise.
15536 (vcvtd_n_s64_f64): Likewise.
15537 (vcvtd_n_u64_f64): Likewise.
15538 (vcvtd_n_f32_s32): Likewise.
15539 (vcvts_n_f32_u32): Likewise.
15540 (vcvtd_n_s32_f32): Likewise.
15541 (vcvts_n_u32_f32): Likewise.
15542 * config/aarch64/iterators.md (fcvt_target): Support integer to float
15544 (FCVT_TARGET): Likewise.
15545 (FCVT_FIXED2F): New iterator.
15546 (FCVT_F2FIXED): Likewise.
15547 (fcvt_fixed_insn): New define_int_attr.
15549 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
15551 * predict.c (pass_strip_predict_hints::execute): Cleanup CFG if
15552 some statements was removed.
15554 2016-06-08 Alan Hayward <alan.hayward@arm.com>
15556 * tree-vect-data-refs.c (vect_analyze_data_refs): Remove debug newline.
15557 * tree-vect-loop-manip.c (slpeel_make_loop_iterate_ntimes): likewise.
15558 (vect_can_advance_ivs_p): likewise.
15559 (vect_update_ivs_after_vectorizer): likewise.
15560 * tree-vect-loop.c (vect_determine_vectorization_factor): likewise.
15561 (vect_analyze_scalar_cycles_1): likewise.
15562 (vect_analyze_loop_operations): likewise.
15563 (report_vect_op): likewise.
15564 (vect_is_slp_reduction): likewise.
15565 (vect_is_simple_reduction): likewise.
15566 (get_initial_def_for_induction): likewise.
15567 (vect_transform_loop): likewise.
15568 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): likewise.
15569 (vect_recog_sad_pattern): likewise.
15570 (vect_recog_widen_sum_pattern): likewise.
15571 (vect_recog_widening_pattern): likewise.
15572 (vect_recog_divmod_pattern): likewise.
15573 * tree-vect-slp.c (vect-build-slp_tree_1): likewise.
15574 (vect_analyze_slp_instance): likewise.
15575 (vect_transform_slp_perm_load): likewise.
15576 (vect_schedule_slp_instance): likewise.
15578 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
15580 * predict.c (predict_iv_comparison): Mention that heuristics is broken.
15581 (return_prediction): PRED_CONST_RETURN predict return as not taken.
15582 * predict.def (PRED_CONTINUE): Change hitrate 50->67
15583 (PRED_LOOP_BRANCH): Document predictor as broken.
15584 (PRED_LOOP_EXIT): Change hitrate 91->92.
15585 (PRED_LOOP_EXTRA_EXIT): Change hitrate 91->83.
15586 (PRED_POINTER, PRED_TREE_POINTER): Change hitrate 85->70.
15587 (PRED_OPCODE_POSITIVE): Change hitrate 79->64.
15588 (PRED_OPCODE_NONEQUAL): Change hitrate 91->66.
15589 (PRED_TREE_OPCODE_POSITIVE): Change hitrate 73->64
15590 (PRED_TREE_OPCODE_NONEQUAL): Chnage hitrate 72->66
15591 (PRED_CALL): Chane hitrate 71->67.
15592 (PRED_TREE_EARLY_RETURN): Document issues, change hitrate 61->54.
15593 (PRED_GOTO): Document as unused right now.
15594 (PRED_CONST_RETURN): Change hitrate 67->69
15595 (PRED_NEGATIVE_RETURN): Change hitrate 96->98
15596 (PRED_NULL_RETURN): Change hitrate 91->90.
15597 (PRED_LOOP_IV_COMPARE_GUESS): Change hitrate to 98.
15598 (PRED_FORTRAN_FAIL_ALLOC): Change hitrate to 62; document issues.
15599 (PRED_FORTRAN_SIZE_ZERO): Change hitrate to 99.
15601 2016-06-07 Bill Seurer <seurer@linux.vnet.ibm.com>
15603 * config/rs6000/altivec.h: Add __builtin_vec_mul.
15604 * config/rs6000/rs6000-builtin.def (vec_mul): Change vec_mul to a
15605 special case Altivec builtin.
15606 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
15607 VSX_BUILTIN_VEC_MUL (replaced with special case code).
15608 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
15609 code for ALTIVEC_BUILTIN_VEC_MUL.
15610 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
15611 for __builtin_vec_mul.
15613 2016-06-07 Peter Bergner <bergner@vnet.ibm.com>
15615 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mhtm and
15618 2016-06-07 David Malcolm <dmalcolm@redhat.com>
15620 * spellcheck.c (selftest::test_find_closest_string): New function.
15621 (spellcheck_c_tests): Call the above.
15623 2016-06-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15625 * simplify-rtx.c (simplify_cond_clz_ctz): Delete 'mode' local variable.
15627 2016-06-07 Jakub Jelinek <jakub@redhat.com>
15629 * config/i386/sse.md (avx_vec_concat<mode>): Add v=v,vm and
15630 Yv=Yv,C alternatives.
15632 2016-06-07 Richard Biener <rguenther@suse.de>
15635 * common.opt (ffast-math): Make Optimization.
15637 2016-06-07 Simon Dardis <simon.dardis@imgtec.com>
15638 Prachi Godbole <prachi.godbole@imgtec.com>
15640 * config/mips/p5600.md (p5600_fpu_fadd): Remove checking for
15641 `fabs' and `fneg' type attributes.
15642 (p5600_fpu_fabs): Add `fmove' to the comment.
15644 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
15646 * gimple.c: Include builtins.h
15647 (gimple_inexpensive_call_p): New function.
15648 * gimple.h (gimple_inexpensive_call_p): Declare.
15649 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Use it.
15650 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Likewise;
15653 2016-06-07 Paolo Carlini <paolo.carlini@oracle.com>
15655 * diagnostic.c (diagnostic_impl, diagnostic_n_impl): New.
15656 (inform, inform_at_rich_loc, inform_n, warning, warning_at,
15657 warning_at_rich_loc, warning_n, pedwarn, permerror,
15658 permerror_at_rich_loc, error, error_n, error_at, error_at_rich_loc,
15659 sorry, fatal_error, internal_error, internal_error_no_backtrace):
15662 2016-06-07 Richard Biener <rguenther@suse.de>
15664 PR tree-optimization/71428
15665 * tree-ssa-math-opts.c (perform_symbolic_merge): Properly distinguish
15666 BIT_FIELD_REF op vs. load.
15668 2016-06-07 Richard Biener <rguenther@suse.de>
15670 PR middle-end/71423
15671 * match.pd ((X | ~Y) -> Y <= X): Properly invert the comparison
15674 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
15676 * config/pa/pa.md (call): Generate indirect long calls to non-local
15677 functions on TARGET_64BIT.
15678 (call_value): Likewise.
15680 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
15682 * config/pa/pa.md (call_val_reg_64bit): Remove "reg: DI " clobber from
15683 pattern and subsequent splitters.
15684 (call_val_reg_64bit_post_reload): Likewise.
15686 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
15688 PR middle-end/71408
15689 * tree-ssa-reassoc.c (zero_one_operation): Fix NEGATE_EXPR operand for
15690 propagate_op_to_single_use.
15692 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
15694 PR middle-end/71281
15695 * tree-ssa-reassoc.c (reassociate_bb): Set uid for negate stmt.
15697 2016-06-07 Uros Bizjak <ubizjak@gmail.com>
15699 * config/i386/i386.h (enum ix86_enitity): Add X86_DIRFLAG.
15700 (enum x86_dirflag_state): New enum.
15701 (NUM_MODES_FOR_MODE_SWITCHING): Add X86_DIRFLAG_ANY.
15702 (machine_function): Remove needs_cld.
15703 (ix86_current_function_needs_cld): Remove.
15704 * config/i386/i386.c (ix86_set_func_type): Set
15705 ix86_optimize_mode_switching[X86_DIRFLAG] to 1.
15706 (ix86_expand_prologue): Do not emit CLD here.
15707 (ix86_dirflag_mode_needed): New function.
15708 (ix86_dirflag_mode_entry): Ditto.
15709 (ix86_mode_needed): Handle X86_DIRFLAG entity.
15710 (ix86_mode_after): Ditto.
15711 (ix86_mode_entry): Ditto.
15712 (ix86_mode_exit): Ditto.
15713 (ix86_emit_mode_set): Ditto.
15714 * config/i386/i386.md (strmov_singleop): Set
15715 ix86_optimize_mode_switching[X86_DIRFLAG] to 1 for TARGET_CLD.
15716 Do not set ix86_current_function_needs_cld.
15718 (strset_singleop): Ditto.
15720 (cmpstrnqi_nz_1): Ditto.
15721 (cmpstrnqi_1): Ditto.
15722 (strlenqi_1): Ditto.
15724 2016-06-06 Jakub Jelinek <jakub@redhat.com>
15726 PR tree-optimization/71259
15727 * tree-vect-slp.c (vect_get_constant_vectors): For
15728 VECTOR_BOOLEAN_TYPE_P, return all ones constant instead of
15729 one for constant op, and use COND_EXPR for non-constant.
15731 2016-06-06 David Malcolm <dmalcolm@redhat.com>
15733 * Makefile.in (OBJS): Add function-tests.o,
15734 hash-map-tests.o, hash-set-tests.o, rtl-tests.o,
15735 selftest-run-tests.o.
15736 (OBJS-libcommon): Add selftest.o.
15737 (OBJS-libcommon-target): Add selftest.o.
15738 (all.internal): Add "selftest".
15739 (all.cross): Likewise.
15740 (selftest): New phony target.
15741 (s-selftest): New target.
15742 (selftest-gdb): New phony target.
15743 (COLLECT2_OBJS): Add selftest.o.
15744 * bitmap.c: Include "selftest.h".
15745 (selftest::test_gc_alloc): New function.
15746 (selftest::test_set_range): New function.
15747 (selftest::test_clear_bit_in_middle): New function.
15748 (selftest::test_copying): New function.
15749 (selftest::test_bitmap_single_bit_set_p): New function.
15750 (selftest::bitmap_c_tests): New function.
15751 * common.opt (fself-test): New.
15752 * diagnostic-show-locus.c: Include "selftest.h".
15753 (make_range): New function.
15754 (test_range_contains_point_for_single_point): New function.
15755 (test_range_contains_point_for_single_line): New function.
15756 (test_range_contains_point_for_multiple_lines): New function.
15757 (assert_eq): New function.
15758 (test_get_line_width_without_trailing_whitespace): New function.
15759 (selftest::diagnostic_show_locus_c_tests): New function.
15760 * et-forest.c: Include "selftest.h".
15761 (selftest::test_single_node): New function.
15762 (selftest::test_simple_tree): New function.
15763 (selftest::test_disconnected_nodes): New function.
15764 (selftest::et_forest_c_tests): New function.
15765 * fold-const.c: Include "selftest.h".
15766 (selftest::assert_binop_folds_to_const): New function.
15767 (selftest::assert_binop_folds_to_nonlvalue): New function.
15768 (selftest::test_arithmetic_folding): New function.
15769 (selftest::fold_const_c_tests): New function.
15770 * function-tests.c: New file.
15771 * gimple.c: Include "selftest.h".
15772 Include "gimple-pretty-print.h".
15773 (selftest::verify_gimple_pp): New function.
15774 (selftest::test_assign_single): New function.
15775 (selftest::test_assign_binop): New function.
15776 (selftest::test_nop_stmt): New function.
15777 (selftest::test_return_stmt): New function.
15778 (selftest::test_return_without_value): New function.
15779 (selftest::gimple_c_tests): New function.
15780 * hash-map-tests.c: New file.
15781 * hash-set-tests.c: New file.
15782 * input.c: Include "selftest.h".
15783 (selftest::assert_loceq): New function.
15784 (selftest::test_accessing_ordinary_linemaps): New function.
15785 (selftest::test_unknown_location): New function.
15786 (selftest::test_builtins): New function.
15787 (selftest::test_reading_source_line): New function.
15788 (selftest::input_c_tests): New function.
15789 * rtl-tests.c: New file.
15790 * selftest-run-tests.c: New file.
15791 * selftest.c: New file.
15792 * selftest.h: New file.
15793 * spellcheck.c: Include "selftest.h".
15794 (selftest::levenshtein_distance_unit_test_oneway): New function,
15795 adapted from testsuite/gcc.dg/plugin/levenshtein_plugin.c.
15796 (selftest::levenshtein_distance_unit_test): Likewise.
15797 (selftest::spellcheck_c_tests): Likewise.
15798 * toplev.c: Include selftest.h.
15799 (toplev::run_self_tests): New.
15800 (toplev::main): Handle -fself-test.
15801 * toplev.h (toplev::run_self_tests): New.
15802 * tree.c: Include "selftest.h".
15803 (selftest::test_integer_constants): New function.
15804 (selftest::test_identifiers): New function.
15805 (selftest::test_labels): New function.
15806 (selftest::tree_c_tests): New function.
15807 * tree-cfg.c: Include "selftest.h".
15808 (selftest::push_fndecl): New function.
15809 (selftest::test_linear_chain): New function.
15810 (selftest::test_diamond): New function.
15811 (selftest::test_fully_connected): New function.
15812 (selftest::tree_cfg_c_tests): New function.
15813 * vec.c: Include "selftest.h".
15814 (selftest::safe_push_range): New function.
15815 (selftest::test_quick_push): New function.
15816 (selftest::test_safe_push): New function.
15817 (selftest::test_truncate): New function.
15818 (selftest::test_safe_grow_cleared): New function.
15819 (selftest::test_pop): New function.
15820 (selftest::test_safe_insert): New function.
15821 (selftest::test_ordered_remove): New function.
15822 (selftest::test_unordered_remove): New function.
15823 (selftest::test_block_remove): New function.
15824 (selftest::reverse_cmp): New function.
15825 (selftest::test_qsort): New function.
15826 (selftest::vec_c_tests): New function.c.
15827 * wide-int.cc: Include selftest.h and wide-int-print.h.
15828 (selftest::from_int <wide_int>): New function.
15829 (selftest::from_int <offset_int>): New function.
15830 (selftest::from_int <widest_int>): New function.
15831 (selftest::assert_deceq): New function.
15832 (selftest::assert_hexeq): New function.
15833 (selftest::test_printing <VALUE_TYPE>): New function template.
15834 (selftest::test_ops <VALUE_TYPE>): New function template.
15835 (selftest::test_comparisons <VALUE_TYPE>): New function template.
15836 (selftest::run_all_wide_int_tests <VALUE_TYPE>): New function
15838 (selftest::wide_int_cc_tests): New function.
15840 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15842 PR middle-end/37780
15843 * ifcvt.c (noce_try_ifelse_collapse): New function.
15845 (noce_process_if_block): Call noce_try_ifelse_collapse.
15846 * simplify-rtx.c (simplify_cond_clz_ctz): New function.
15847 (simplify_ternary_operation): Use the above to simplify
15848 conditional CLZ/CTZ expressions.
15850 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15852 PR middle-end/37780
15853 * config/aarch64/aarch64.md (ctz<mode>2): Convert to
15854 define_insn_and_split.
15856 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15858 PR middle-end/37780
15859 * config/arm/arm.md (ctzsi2): Convert to define_insn_and_split.
15861 2016-06-06 Bernd Edlinger <bernd.edlinger@hotmail.de>
15864 * cfgexpand.c (expand_asm_loc): Remove handling for ADDR_EXPR.
15865 Implicitly clobber memory for basic asm with non-empty assembler
15866 string. Use targetm.md_asm_adjust also here.
15867 * compare-elim.c (arithmetic_flags_clobber_p): Use asm_noperands here.
15868 * final.c (final_scan_insn): Handle basic asm in PARALLEL block.
15869 * gimple.c (gimple_asm_clobbers_memory_p): Handle basic asm with
15870 non-empty assembler string.
15871 * ira.c (compute_regs_asm_clobbered): Use asm_noperands here.
15872 * recog.c (asm_noperands): Handle basic asm in PARALLEL block.
15873 (decode_asm_operands): Handle basic asm in PARALLEL block.
15874 (extract_insn): Handle basic asm in PARALLEL block.
15875 * doc/extend.texi: Mention new behavior of basic asm.
15876 * config/ia64/ia64 (rtx_needs_barrier): Handle ASM_INPUT here.
15877 * config/pa/pa.c (branch_to_delay_slot_p, branch_needs_nop_p,
15878 branch_needs_nop_p): Use asm_noperands.
15880 2016-06-06 Jose E. Marchesi <jose.marchesi@oracle.com>
15882 * config/sparc/sparc.md (cpu): Add niagara7 cpu type.
15883 Include the M7 SPARC DFA scheduler.
15884 New attribute v3pipe.
15885 Annotate insns with v3pipe where appropriate.
15886 Define cpu_feature vis4.
15887 Add lzd instruction type and set it on clzdi_sp64 and clzsi_sp64.
15888 Add (V8QI "8") to vbits.
15889 Add insns {add,sub}v8qi3
15890 Add insns ss{add,sub}v8qi3
15891 Add insns us{add,sub}{v8qi,v4hi}3
15892 Add insns {min,max}{v8qi,v4hi,v2si}3
15893 Add insns {minu,maxu}{v8qi,v4hi,v2si}3
15894 Add insns fpcmp{le,gt,ule,ug,ule,ugt}{8,16,32}_vis.
15895 * config/sparc/niagara4.md: Add a comment explaining the
15896 discrepancy between the documented latenty numbers and the
15898 * config/sparc/niagara7.md: New file.
15899 * configure.ac (HAVE_AS_SPARC5_VIS4): Define if the assembler
15900 supports SPARC5 and VIS 4.0 instructions.
15901 * configure: Regenerate.
15902 * config.in: Likewise.
15903 * config.gcc: niagara7 is a supported cpu in sparc*-*-* targets.
15904 * config/sparc/sol2.h (ASM_CPU32_DEFAUILT_SPEC): Set for
15905 TARGET_CPU_niagara7.
15906 (ASM_CPU64_DEFAULT_SPEC): Likewise.
15907 (CPP_CPU_SPEC): Handle niagara7.
15908 (ASM_CPU_SPEC): Likewise.
15909 * config/sparc/sparc-opts.h (processor_type): Add
15910 PROCESSOR_NIAGARA7.
15911 (mvis4): New option.
15912 * config/sparc/sparc.h (TARGET_CPU_niagara7): Define.
15913 (AS_NIAGARA7_FLAG): Define.
15914 (ASM_CPU64_DEFAULT_SPEC): Set for niagara7.
15915 (CPP_CPU64_DEFAULT_SPEC): Likewise.
15916 (CPP_CPU_SPEC): Handle niagara7.
15917 (ASM_CPU_SPEC): Likewise.
15918 * config/sparc/sparc.c (niagara7_costs): Define.
15919 (sparc_option_override): Handle niagara7 and adjust cache-related
15920 parameters with better values for niagara cpus. Also support VIS4.
15921 (sparc32_initialize_trampoline): Likewise.
15922 (sparc_use_sched_lookahead): Likewise.
15923 (sparc_issue_rate): Likewise.
15924 (sparc_register_move_cost): Likewise.
15925 (dump_target_flag_bits): Support VIS4.
15926 (sparc_vis_init_builtins): Likewise.
15927 (sparc_builtins): Likewise.
15928 * config/sparc/sparc-c.c (sparc_target_macros): Define __VIS__ for
15930 * config/sparc/driver-sparc.c (cpu_names): Add SPARC-M7 and
15932 * config/sparc/sparc.opt (sparc_processor_type): New value
15934 * config/sparc/visintrin.h (__attribute__): Prototypes for the
15936 * doc/invoke.texi (SPARC Options): Document -mcpu=niagara7 and
15938 * doc/extend.texi (SPARC VIS Built-in Functions): Document the
15941 2016-06-06 Jonathan Wakely <jwakely@redhat.com>
15943 * doc/sourcebuild.texi (Directives): Remove extra closing braces.
15945 2016-06-06 Richard Biener <rguenther@suse.de>
15947 PR tree-optimization/71398
15948 * tree-ssa-loop-ivcanon.c (unloop_loops): First unloop, then
15951 2016-06-05 James Bowman <james.bowman@ftdichip.com>
15953 * config/ft32/ft32.c (ft32_setup_incoming_varargs,
15954 ft32_expand_prolog, ft32_expand_epilogue):
15955 Handle pretend_args.
15956 * config/ft32/ft32.h: Remove OUTGOING_REG_PARM_STACK_SPACE.
15957 * config/ft32/ft32.md: Add pretend_returner.
15959 2016-06-06 Uros Bizjak <ubizjak@gmail.com>
15962 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
15963 Copy op1 RTX to avoid invalid sharing.
15964 (ix86_expand_vector_move_misalign): Ditto.
15966 2016-06-05 John David Anglin <danglin@gcc.gnu.org>
15968 * expr.c (move_by_pieces_d::generate): Mark mode parameter with
15971 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
15973 * predict.c (predicted_by_loop_heuristics_p): New function.
15974 (predict_iv_comparison): Use it.
15975 (predict_loops): Walk from innermost loops; do not predict edges
15976 leaving multiple loops multiple times; implement
15977 PRED_LOOP_ITERATIONS_MAX heuristics.
15978 * predict.def (PRED_LOOP_ITERATIONS_MAX): New predictor.
15980 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
15982 * cfg.c (check_bb_profile): Do not report mismatched profiles when
15983 only edges out of BB are EH edges.
15985 2016-06-04 Martin Sebor <msebor@redhat.com>
15986 Marcin Baczyński <marbacz@gmail.com>
15989 * doc/invoke.texi (-Wreturn-type): Mention not warning on return with
15990 a void expression in a void function.
15992 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
15994 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Do not check
15995 aux; dump reasons of decisions.
15996 (should_duplicate_loop_header_p): Likewise.
15997 (do_while_loop_p): Likewise.
15998 (ch_base::copy_headers): Dump asi num insns duplicated.
16000 2016-06-04 Jakub Jelinek <jakub@redhat.com>
16002 PR tree-optimization/71405
16003 * tree-ssa.c (execute_update_addresses_taken): For clobber with
16004 incompatible type, build a new clobber with the right type instead
16005 of building a VIEW_CONVERT_EXPR around it.
16007 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
16009 PR tree-optimization/52171
16010 * config/sh/sh.c (sh_use_by_pieces_infrastructure_p): Use
16011 by_pieces_ninsns instead of move_by_pieces_ninsns.
16013 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
16015 * config/sh/sh.c (sh_print_operand_address): Don't use hardcoded 'r0'
16016 for reg+reg addressing mode.
16018 2016-06-03 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
16020 * rs6000-c.c (c/c-tree.h): Add #include.
16021 (altivec_resolve_overloaded_builtin): Handle ARRAY_TYPE arguments
16022 in C++ when found in the base position of vec_ld or vec_st.
16024 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
16026 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Avoid
16027 use of profile unless profile status is PROFILE_READ.
16028 * profile.c (compute_branch_probabilities): Set profile status
16029 only after reporting predictor hitrates.
16031 2016-06-03 Joseph Myers <joseph@codesourcery.com>
16035 * common.opt (ffp-int-builtin-inexact): New option.
16036 * doc/invoke.texi (-fno-fp-int-builtin-inexact): Document.
16037 * doc/md.texi (floor@var{m}2, btrunc@var{m}2, round@var{m}2)
16038 (ceil@var{m}2): Document dependence on this option.
16039 * ipa-inline-transform.c (inline_call): Handle
16040 flag_fp_int_builtin_inexact.
16041 * ipa-inline.c (can_inline_edge_p): Likewise.
16042 * config/i386/i386.md (rintxf2): Do not test
16043 flag_unsafe_math_optimizations.
16044 (rint<mode>2_frndint): New define_insn.
16045 (rint<mode>2): Do not test flag_unsafe_math_optimizations for 387
16046 or !flag_trapping_math for SSE. Just use gen_rint<mode>2_frndint
16047 for 387 instead of extending and truncating.
16048 (frndintxf2_<rounding>): Test flag_fp_int_builtin_inexact ||
16049 !flag_trapping_math instead of flag_unsafe_math_optimizations.
16050 Change to frndint<mode>2_<rounding>.
16051 (frndintxf2_<rounding>_i387): Likewise. Change to
16052 frndint<mode>2_<rounding>_i387.
16053 (<rounding_insn>xf2): Likewise.
16054 (<rounding_insn><mode>2): Test flag_fp_int_builtin_inexact ||
16055 !flag_trapping_math instead of flag_unsafe_math_optimizations for
16056 x87. Test TARGET_ROUND || !flag_trapping_math ||
16057 flag_fp_int_builtin_inexact instead of !flag_trapping_math for
16058 SSE. Use ROUND_NO_EXC in constant operand of
16059 gen_sse4_1_round<mode>2. Just use gen_frndint<mode>2_<rounding>
16060 for 387 instead of extending and truncating.
16062 2016-06-03 H.J. Lu <hongjiu.lu@intel.com>
16063 Julia Koval <julia.koval@intel.com>
16075 * config/i386/i386-protos.h (ix86_epilogue_uses): New prototype.
16076 * config/i386/i386.c (ix86_conditional_register_usage): Preserve
16077 all registers, except for function return registers if there are
16078 no caller-saved registers.
16079 (ix86_set_func_type): New function.
16080 (ix86_set_current_function): Call ix86_set_func_type to set
16081 no_caller_saved_registers and func_type. Call reinit_regs if
16082 caller-saved registers are changed. Don't allow MPX, SSE, MMX
16083 nor x87 instructions in interrupt handler nor function with
16084 no_caller_saved_registers attribute.
16085 (ix86_function_ok_for_sibcall): Return false if there are no
16086 caller-saved registers.
16087 (type_natural_mode): Don't warn ABI change for MMX in interrupt
16089 (ix86_function_arg_advance): Skip for callee in interrupt handler.
16090 (ix86_function_arg): Return special arguments in interrupt handler.
16091 (ix86_promote_function_mode): Promote pointer to word_mode only
16092 for normal functions.
16093 (ix86_can_use_return_insn_p): Don't use `ret' instruction in
16095 (ix86_epilogue_uses): New function.
16096 (ix86_hard_regno_scratch_ok): Likewise.
16097 (ix86_save_reg): Preserve all registers in interrupt handler
16098 after reload. Preserve all registers, except for function return
16099 registers, if there are no caller-saved registers after reload.
16100 (find_drap_reg): Always use callee-saved register if there are
16101 no caller-saved registers.
16102 (ix86_minimum_incoming_stack_boundary): Return MIN_STACK_BOUNDARY
16103 for interrupt handler.
16104 (ix86_expand_prologue): Don't allow DRAP in interrupt handler.
16105 Emit cld instruction if stringops are used in interrupt handler
16106 or interrupt handler isn't a leaf function.
16107 (ix86_expand_epilogue): Generate interrupt return for interrupt
16108 handler and pop the 'ERROR_CODE' off the stack before interrupt
16109 return in exception handler.
16110 (ix86_expand_call): Disallow calling interrupt handler directly.
16111 If there are no caller-saved registers, mark all registers that
16112 are clobbered by the call which returns as clobbered.
16113 (ix86_handle_no_caller_saved_registers_attribute): New function.
16114 (ix86_handle_interrupt_attribute): Likewise.
16115 (ix86_attribute_table): Add interrupt and no_caller_saved_registers
16117 (TARGET_HARD_REGNO_SCRATCH_OK): Likewise.
16118 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use argument
16119 accumulation in interrupt function if stack may be realigned to
16121 (EPILOGUE_USES): New.
16122 (function_type): New enum.
16123 (machine_function): Add func_type and no_caller_saved_registers.
16124 * config/i386/i386.md (UNSPEC_INTERRUPT_RETURN): New.
16125 (interrupt_return): New pattern.
16126 * doc/extend.texi: Document x86 interrupt and
16127 no_caller_saved_registers attributes.
16129 2016-06-03 Bernd Schmidt <bschmidt@redhat.com>
16131 PR tree-optimization/52171
16132 * builtins.c (expand_cmpstrn_or_cmpmem): Delete, moved elsewhere.
16133 (expand_builtin_memcmp): New arg RESULT_EQ. All callers changed.
16134 Look for constant strings. Move some code to emit_block_cmp_hints
16136 * builtins.def (BUILT_IN_MEMCMP_EQ): New.
16137 * defaults.h (COMPARE_MAX_PIECES): New macro.
16138 * expr.c (move_by_pieces_d, store_by_pieces_d): Remove old structs.
16139 (move_by_pieces_1, store_by_pieces_1, store_by_pieces_2): Remvoe.
16140 (clear_by_pieces_1): Don't declare. Move definition before use.
16141 (can_do_by_pieces): New static function.
16142 (can_move_by_pieces): Use it. Return bool.
16143 (by_pieces_ninsns): Renamed from move_by_pieces_ninsns. New arg
16144 OP. All callers changed. Handle COMPARE_BY_PIECES.
16145 (class pieces_addr); New.
16146 (pieces_addr::pieces_addr, pieces_addr::decide_autoinc,
16147 pieces_addr::adjust, pieces_addr::increment_address,
16148 pieces_addr::maybe_predec, pieces_addr::maybe_postinc): New member
16150 (class op_by_pieces_d): New.
16151 (op_by_pieces_d::op_by_pieces_d, op_by_pieces_d::run): New member
16153 (class move_by_pieces_d, class compare_by_pieces_d,
16154 class store_by_pieces_d): New subclasses of op_by_pieces_d.
16155 (move_by_pieces_d::prepare_mode, move_by_pieces_d::generate,
16156 move_by_pieces_d::finish_endp, store_by_pieces_d::prepare_mode,
16157 store_by_pieces_d::generate, store_by_pieces_d::finish_endp,
16158 compare_by_pieces_d::generate, compare_by_pieces_d::prepare_mode,
16159 compare_by_pieces_d::finish_mode): New member functions.
16160 (compare_by_pieces, emit_block_cmp_via_cmpmem): New static
16162 (expand_cmpstrn_or_cmpmem): Moved here from builtins.c.
16163 (emit_block_cmp_hints): New function.
16164 (move_by_pieces, store_by_pieces, clear_by_pieces): Rewrite to just
16165 use the newly defined classes.
16166 * expr.h (by_pieces_constfn): New typedef.
16167 (can_store_by_pieces, store_by_pieces): Use it in arg declarations.
16168 (emit_block_cmp_hints, expand_cmpstrn_or_cmpmem): Declare.
16169 (move_by_pieces_ninsns): Don't declare.
16170 (can_move_by_pieces): Change return value to bool.
16171 * target.def (TARGET_USE_BY_PIECES_INFRASTRUCTURE_P): Update docs.
16172 (compare_by_pieces_branch_ratio): New hook.
16173 * target.h (enum by_pieces_operation): Add COMPARE_BY_PIECES.
16174 (by_pieces_ninsns): Declare.
16175 * targethooks.c (default_use_by_pieces_infrastructure_p): Handle
16177 (default_compare_by_pieces_branch_ratio): New function.
16178 * targhooks.h (default_compare_by_pieces_branch_ratio): Declare.
16179 * doc/tm.texi.in (STORE_MAX_PIECES, COMPARE_MAX_PIECES): Document.
16180 * doc/tm.texi: Regenerate.
16181 * tree-ssa-strlen.c: Include "builtins.h".
16182 (handle_builtin_memcmp): New static function.
16183 (strlen_optimize_stmt): Call it for BUILT_IN_MEMCMP.
16184 * tree.c (build_common_builtin_nodes): Create __builtin_memcmp_eq.
16186 2016-06-03 Alan Hayward <alan.hayward@arm.com>
16188 * tree-vect-stmts.c (vect_stmt_relevant_p): Do not vectorize non live
16189 relevant stmts which are simple and invariant.
16190 * tree-vect-loop.c (vectorizable_live_operation): Check relevance
16191 instead of simple and invariant
16193 2016-06-03 Alan Hayward <alan.hayward@arm.com>
16195 * tree-vect-loop.c (vect_analyze_loop_operations): Allow live stmts.
16196 (vectorizable_reduction): Check for new relevant state.
16197 (vectorizable_live_operation): vectorize live stmts using
16198 BIT_FIELD_REF. Remove special case for gimple assigns stmts.
16199 * tree-vect-stmts.c (is_simple_and_all_uses_invariant): New function.
16200 (vect_stmt_relevant_p): Check for stmts which are only used live.
16201 (process_use): Use of a stmt does not inherit it's live value.
16202 (vect_mark_stmts_to_be_vectorized): Simplify relevance inheritance.
16203 (vect_analyze_stmt): Check for new relevant state.
16204 * tree-vectorizer.h (vect_relevant): New entry for a stmt which is used
16205 outside the loop, but not inside it.
16207 2016-06-03 Alan Hayward <alan.hayward@arm.com>
16209 * tree-vectorizer.h (vect_get_vec_def_for_operand_1): New.
16210 * tree-vect-stmts.c (vect_get_vec_def_for_operand_1): New.
16211 (vect_get_vec_def_for_operand): Split out code.
16213 2016-06-03 Segher Boessenkool <segher@kernel.crashing.org>
16215 * config/rs6000/rs6000.md (define_peepholes for two mfcr's): Delete.
16217 2016-06-03 Alan Hayward <alan.hayward@arm.com>
16219 * tree-vect-stmts.c (vectorizable_call) Remove GOMP_SIMD_LANE code.
16221 2016-06-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16223 * config/arm/thumb1.md (*thumb1_mulsi3): Fix typos in comment.
16225 2016-06-03 Jakub Jelinek <jakub@redhat.com>
16227 PR middle-end/71387
16228 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): If redirecting
16229 to noreturn e->callee->decl that has void return type and void
16230 arguments, adjust gimple_call_fntype and remove lhs even if it had
16231 previously addressable type.
16233 2016-06-02 Jeff Law <law@redhat.com>
16235 PR tree-optimization/71328
16236 * tree-ssa-threadupdate.c (duplicate_thread_path): Fix off-by-one
16237 error when checking for a jump back onto the copied path.
16239 2016-06-02 David Malcolm <dmalcolm@redhat.com>
16241 * config/microblaze/microblaze.c (get_branch_target): Add return
16242 NULL_RTX for the non-CALL_P case.
16243 (insert_wic_for_ilb_runout): Remove unused local "wic_addr1".
16244 (insert_wic): Remove unused local "j".
16246 2016-06-02 Martin Liska <mliska@suse.cz>
16248 * predict.def: Fix typo in PRED_FORTRAN_FAIL_IO display name.
16250 2016-06-02 H.J. Lu <hongjiu.lu@intel.com>
16251 Julia Koval <julia.koval@intel.com>
16253 * function.c (assign_parm_setup_stack): Force source into a
16254 register if needed.
16255 * target.def (function_incoming_arg): Update documentation to
16256 allow arbitrary address computation based on hard register.
16257 * doc/tm.texi: Regenerated.
16259 2016-06-02 Martin Liska <mliska@suse.cz>
16261 * predict.c (combine_predictions_for_bb): Fix first match in
16262 cases where a first predictor contains more than one occurence
16263 in list of predictors. Take the best value in such case.
16265 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16267 PR rtl-optimization/71295
16268 * rtlanal.c (subreg_get_info): If taking a subreg at the requested
16269 offset would go over the size of the inner mode reject it.
16271 2016-06-02 Jakub Jelinek <jakub@redhat.com>
16273 * config/i386/sse.md (*vec_concatv4si): Use v=v,v instead of
16274 x=x,x and v=v,m instead of x=x,m.
16276 * config/i386/sse.md (*vec_concatv2si_sse4_1): Add avx512dq v=Yv,rm
16277 alternative. Change x=x,x alternative to v=Yv,Yv and x=rm,C
16278 alternative to v=rm,C.
16280 * config/i386/sse.md (*vec_concatv2di): Add x86_avx512dq v=Yv,rm
16281 alternative. Change x=xm,C alternative to v=vm,C, x=x,x alternative
16282 to v=Yv,Yv and x=x,m to v=v,m. Use maybe_evex prefix attribute
16283 instead of vex for the last two above mentioned alternatives.
16285 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16288 * config/arm/arm.c (arm_output_multireg_pop): Guard "pop" on update.
16290 2016-06-02 Segher Boessenkool <segher@kernel.crashing.org>
16292 * config/rs6000/dfp.md (trunctddd2): Correct the "length" attribute.
16294 2016-06-01 David Malcolm <dmalcolm@redhat.com>
16296 * config/rl78/rl78.c (rl78_expand_prologue): Convert local
16297 from int to unsigned.
16299 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
16301 * config/rs6000/vsx.md (vsx_splat_<mode>, V2DI/V2DF): Simplify
16302 alternatives, eliminating preferred register class. Add support
16303 for the MTVSRDD instruction in ISA 3.0.
16304 (vsx_splat_v4si_internal): Use splat_input_operand instead of
16305 reg_or_indexed_operand.
16306 (vsx_splat_v4sf_internal): Likewise.
16308 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
16311 * config/rs6000/vsx.md (xxspltib_<mode>_nosplit): Add alternatives
16312 for loading up all 0's or all 1's.
16314 2016-06-01 Thomas Preud'homme <thomas.preudhomme@arm.com>
16316 * doc/sourcebuild.texi (arm_acq_rel): Document new effective target.
16318 2016-06-01 Eduard Sanou <dhole@openmailbox.org>
16320 * doc/cppenv.texi: Note that the `%s` in `date` is a non-standard
16322 * gcc.c (driver_handle_option): Call set_source_date_epoch_envvar.
16323 * gcc.c (set_source_date_epoch_envvar): New function, sets
16324 the SOURCE_DATE_EPOCH environment variable to the current time.
16326 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
16328 * tree-vect-loop.c (vect_determine_vectorization_factor): Also compute
16329 the factor for live Phi nodes.
16331 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
16333 * loop-dolop.c (doloop_optimize): Us likely max iteration bound.
16334 * tree-parloops.c (parallelize_loops): likewise.
16335 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop,
16336 tree_unswitch_outer_loop): likewise.
16338 2016-06-01 Jakub Jelinek <jakub@redhat.com>
16340 PR middle-end/71371
16341 * gimplify.c (gimplify_omp_for): Temporarily clear gimplify_omp_ctxp
16342 around creation of the temporary.
16344 2016-06-01 Richard Biener <rguenther@suse.de>
16346 PR tree-optimization/71366
16347 * tree-ssa-loop-ivcanon.c (edges_to_remove): New global.
16348 (unloop_loops): Move removing edges here ...
16349 (try_unroll_loop_completely): ... from here.
16350 (try_peel_loop): ... and here.
16351 (tree_unroll_loops_completely_1): Track parent loops via
16352 bitmap of header BBs.
16353 (tree_unroll_loops_completely): Adjust for that.
16355 2016-06-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
16357 * config/rs6000/altivec.h (vec_slv): New macro.
16358 (vec_srv): New macro.
16359 * config/rs6000/altivec.md (UNSPEC_VSLV): New value.
16360 (UNSPEC_VSRV): New value.
16363 * config/rs6000/rs6000-builtin.def (vslv): New builtin definition.
16364 (vsrv): New builtin definition.
16365 * config/rs6000/rs6000-c.c (P9V_BUILTIN_VSLV): Macro expansion to
16366 define argument types for new builtin.
16367 (P9V_BUILTIN_VSRV): Macro expansion to define argument types for
16369 * doc/extend.texi: Document the new vec_vslv and vec_srv built-in
16372 2016-06-01 Uros Bizjak <ubizjak@gmail.com>
16373 Jocelyn Mayer <l_indien@magic.fr>
16376 * config/i386/driver-i386.c (host_detect_local_cpu): Correctly
16377 detect processor family for signature_CENTAUR_ebx.
16378 <case PROCESSOR_I486>: Pass c3, winchip2 or winchip-c6 for
16379 signature_CENTAUR_ebx.
16380 <case PROCESSOR _PENTIUMPRO>: Pass c3-2 for signature_CENTAUR_ebx.
16381 <default>: Pass x86-64 for has_longmode.
16383 2016-06-01 Nathan Sidwell <nathan@acm.org>
16385 * config/nvptx/nvptx.c (nvptx_assemble_undefined_decl): Reject
16388 2016-06-01 Richard Biener <rguenther@suse.de>
16390 PR tree-optimization/71261
16391 * tree-vect-patterns.c (check_bool_pattern): Gather a hash-set
16392 of stmts successfully put in the bool pattern. Remove
16393 single-use restriction.
16394 (adjust_bool_pattern_cast): Add cast at the use site via the
16395 pattern def sequence.
16396 (adjust_bool_pattern): Remove recursion, maintain a hash-map
16397 of patterned defs. Use the pattern def seqence instead of
16398 multiple independent patterns.
16399 (sort_after_uid): New qsort compare function.
16400 (adjust_bool_stmts): New function to process stmts in the bool
16401 pattern in IL order.
16402 (vect_recog_bool_pattern): Adjust.
16403 * tree-if-conv.c (ifcvt_split_def_stmt): Remove.
16404 (ifcvt_walk_pattern_tree): Likewise.
16405 (stmt_is_root_of_bool_pattern): Likewise.
16406 (ifcvt_repair_bool_pattern): Likewise.
16407 (tree_if_conversion): Do not call ifcvt_repair_bool_pattern.
16409 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
16411 * loop-unroll.c (decide_unroll_constant_iterations,
16412 decide_unroll_runtime_iterations, decide_unroll_stupid): Use
16413 likely upper bounds.
16414 * loop-iv.c (find_simple_exit): Dump likely upper bounds.
16416 2016-06-01 Thomas Schwinge <thomas@codesourcery.com>
16418 * tree-core.h (enum omp_clause_code): Remove
16419 OMP_CLAUSE_DEVICE_RESIDENT. Adjust all users.
16421 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16423 * config/arm/sync.md (arm_store_exclusive<mode>):
16424 Use 'H' output modifier on operands[2] rather than creating a new
16425 entry in out-of-bounds memory of the operands array.
16426 (arm_store_release_exclusivedi): Likewise.
16428 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16430 * config/arm/arm.c (arm_fusion_enabled_p): New function.
16431 * config/arm/arm-protos.h (arm_fusion_enabled_p): Declare prototype.
16432 * config/arm/crypto.md (crypto_<crypto_pattern>, CRYPTO_UNARY):
16433 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
16435 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
16437 * tree-vect-loop.c (vect_determine_vectorization_factor): Also take
16438 into account live statements for mask producers.
16440 2016-06-01 Richard Biener <rguenther@suse.de>
16442 PR tree-optimization/71311
16443 * match.pd (@0 < @1 && @0 < @2 -> @0 < min(@1,@2)): Add :c and
16444 restrict to non-INTEGER_CST @0.
16446 2016-06-01 Richard Biener <rguenther@suse.de>
16448 * match.pd ((A & B) - (A & ~B) -> B - (A ^ B)): Add missing :c.
16449 (relational patterns): Use :c to avoid pattern duplications.
16451 2016-06-01 Richard Biener <rguenther@suse.de>
16453 * genmatch.c (comparison_code_p): New predicate.
16454 (swap_tree_comparison): New function.
16455 (commutate): Add for_vec parameter to append new for entries.
16456 Support commutating relational operators by swapping it alongside
16458 (lower_commutative): Adjust.
16459 (dt_simplify::gen): Do not pass artificial operators to gen
16461 (decision_tree::gen): Do not add artificial operators as parameters.
16462 (parser::parse_expr): Verify operator commutativity when :c is
16463 applied. Allow :C to override this.
16464 * match.pd: Adjust patterns to use :C instead of :c where required.
16466 2016-06-01 Patrick Palka <ppalka@gcc.gnu.org>
16468 PR tree-optimization/71077
16469 * tree-ssa-threadedge.c (simplify_control_stmt_condition_1): In
16470 the combining step, use boolean_false_node and boolean_true_node
16471 as the designated false/true return values.
16473 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
16475 * predict.def (PRED_LOOP_EXTRA_EXIT): Define.
16476 * predict.c (predict_iv_comparison): Also check PRED_LOOP_EXTRA_EXIT.
16477 (predict_extra_loop_exits): Use PRED_LOOP_EXTRA_EXIT instead of
16480 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
16482 * doc/invoke.texi (-frename-registers): Drop -fpeel-loops from list
16483 of flags impliying the register renaming.
16484 * toplev.c (process_options): Do not imply flag_rename_registers with
16487 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
16489 * config/sh/sh.h (ASM_OUTPUT_SYMBOL_REF): Remove macro and use the
16490 default implementation.
16492 2016-05-31 Nathan Sidwell <nathan@acm.org>
16494 * dwarf2out.c (cur_line_info_table): Add GTY marker.
16496 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
16498 * config/sh/constraints.md (b): Remove constraint.
16499 * config/sh/predicates.md (arith_reg_operand): Remove
16501 * config/sh/sh-modes.def (PDI): Remove.
16502 * config/sh/sh.c (sh_target_reg_class,
16503 sh_optimize_target_register_callee_saved): Remove functions.
16504 (sh_option_override): Don't set MASK_SAVE_ALL_TARGET_REGS.
16505 (sh_expand_epilogue): Update comment.
16506 (sh_hard_regno_mode_ok, sh_register_move_cost, calc_live_regs,
16507 sh_secondary_reload): Remove TARGET_REGS related code.
16508 * config/sh/sh.h (FIRST_TARGET_REG, LAST_TARGET_REG,
16509 TARGET_REGISTER_P): Remove macros.
16510 (SH_DBX_REGISTER_NUMBER, REG_ALLOC_ORDER): Remove target regs.
16511 * config/sh/sh.md (PR_MEDIA_REG, T_MEDIA_REG, FR23_REG, TR0_REG,
16512 TR1_REG, TR2_REG): Remove constants.
16513 * config/sh/sh.opt (SAVE_ALL_TARGET_REGS): Remove.
16515 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
16517 * config/sh/sh.md (adddi3, subdi3, negdi2, abs<mode>2): Remove
16518 define_expand patterns.
16519 (adddi3_compact): Rename to adddi3.
16520 (subdi3_compact): Rename to subdi3.
16521 (*negdi2): Rename to negdi2.
16522 (*abs<mode>2): Rename to abs<mode>2.
16524 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
16526 * config/rx/rx.md (FETCHOP_NO_MINUS): New code iterator.
16527 (atomic_<fetchop_name>_fetchsi): Extract minus operator into ...
16528 (atomic_sub_fetchsi): ... this new pattern.
16529 (mvtc): Add CC_REG clobber.
16531 2016-05-31 Marek Polacek <polacek@redhat.com>
16533 * gimplify.c (gimplify_switch_expr): Also handle GIMPLE_TRY.
16535 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16537 * config/aarch64/aarch64.c (aarch_macro_fusion_pair_p): Use
16538 aarch64_fusion_enabled_p to check for fusion capabilities.
16540 2016-05-31 Richard Biener <rguenther@suse.de>
16542 PR tree-optimization/71352
16543 * tree-ssa-reassoc.c (zero_one_operation): Handle op equal to
16544 minus one and a negate.
16546 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16548 * config/aarch64/aarch64.c (aarch64_simd_attr_length_move): Delete.
16549 * config/aarch64/aarch64-protos.h (aarch64_simd_attr_length_move):
16551 * config/aarch64/iterators.md (insn_count): Add descriptive comment.
16552 * config/aarch64/aarch64-simd.md (*aarch64_mov<mode>, VSTRUCT modes):
16553 Remove use of aarch64_simd_attr_length_move, set length attribute
16555 (*aarch64_be_movoi): Likewise.
16556 (*aarch64_be_movci): Likewise.
16557 (*aarch64_be_movxi): Likewise.
16559 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
16561 * loop-init.c (gate): Do not enale RTL loop unroller with -fpeel-loops.
16562 It no longer does that.
16563 * toplev.c (process_options): Do not enable flag_web with -fpeel-loops.
16565 2016-05-31 Wladimir J. van der Laan <laanwj@gmail.com>
16567 * config/aarch64/arm_neon.h (vdupb_laneq_s8): Remove spurious
16568 attribute __unused__.
16570 2016-05-31 Thomas Preud'homme <thomas.preudhomme@arm.com>
16572 * config/arm/arm-protos.h (arm_arch_thumb1): Declare.
16573 * config/arm/arm.c (arm_arch_thumb1): Define.
16574 (arm_option_override): Initialize arm_arch_thumb1.
16575 * config/arm/arm.h (arm_arch_thumb1): Declare.
16576 (TARGET_ARM_ARCH_ISA_THUMB): Use arm_arch_thumb to determine if target
16577 support Thumb-1 ISA.
16579 2016-05-31 Kirill Yukhin <kirill.yukhin@intel.com>
16582 * config/i386/sse.md (define_insn_and_split "*vec_extractv4sf_0"): Use
16583 `Yv' for scalar operand.
16585 2016-05-31 Tom de Vries <tom@codesourcery.com>
16587 PR tree-optimization/69068
16588 * graphite-isl-ast-to-gimple.c (copy_bb_and_scalar_dependences): Handle
16589 phis with more than two args.
16591 2016-05-30 Andreas Tobler <andreast@gcc.gnu.org>
16593 * config.gcc: Move hard float support for arm*hf*-*-freebsd* into
16594 armv6*-*-freebsd* for FreeBSD 11. Eliminate the arm*hf*-*-freebsd*
16597 2016-05-30 Jose E. Marchesi <jose.marchesi@oracle.com>
16599 * config.gcc (sparc*-*-*): Support cpu_32, cpu_64, tune_32 and
16601 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
16603 * config/sparc/linux64.h (OPTION_DEFAULT_SPECS): Add entries for
16604 cpu_32, cpu_64, tune_32 and tune_64.
16605 * config/sparc/sol2.h (OPTION_DEFAULT_SPECS): Likewise.
16607 2016-05-30 Uros Bizjak <ubizjak@gmail.com>
16609 * config/i386/sync.md (mfence_nosse): Use "lock orl $0, -4(%esp)".
16611 2016-05-30 Andi Kleen <ak@linux.intel.com>
16613 * auto-profile.c (read_profile): Replace asserts with errors
16614 when file does not exist.
16615 * gcov-io.c (gcov_read_words): Dito.
16617 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
16619 * tree-cfg.c (print_loop): Print likely upper bounds.
16621 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
16623 * doc/invoke.texi (-fpeel-loops,-O3): Update documentation.
16624 * opts.c (default_options): Enable peel loops at -O3.
16625 * tree-ssa-loop-ivcanon.c (peeled_loops): New static var.
16626 (try_peel_loop): Do not re-peel already peeled loops;
16627 use likely upper bounds; fix profile updating.
16628 (pass_complete_unroll::execute): Initialize peeled_loops.
16630 2016-05-30 Martin Liska <mliska@suse.cz>
16632 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Scale
16633 computed costs by frequency of BB they belong to.
16634 (get_scaled_computation_cost_at): New function.
16636 2016-05-30 Alexander Monakov <amonakov@ispras.ru>
16637 Marc Glisse <marc.glisse@inria.fr>
16639 PR tree-optimization/71289
16640 * match.pd (-1 / B < A, A > -1 / B): New transformations.
16642 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
16644 * tree-vect-loop.c (vect_transform_loop): Update likely bounds.
16646 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
16648 * tree-ssa-loop-ivcanon.c (try_peel_loop): Correctly set wont_exit
16649 for peeled copies; avoid underflow when updating estimates; correctly
16650 scale loop profile.
16652 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
16654 * tree-ssa-reassoc.ci (swap_ops_for_binary_stmt): Fix typo from commit
16655 r236875. Corrected oe3 to oe2 as obvious.
16657 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
16659 PR middle-end/71269
16660 PR middle-end/71252
16661 * tree-ssa-reassoc.c (insert_stmt_before_use): Use find_insert_point so
16662 that inserted stmt will not dominate stmts that defines its operand.
16663 (rewrite_expr_tree): Add stmt_to_insert before adding the use stmt.
16664 (rewrite_expr_tree_parallel): Likewise.
16666 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
16668 PR middle-end/71252
16669 * tree-ssa-reassoc.c (swap_ops_for_binary_stmt): Fix swap such that
16670 all fields including stmt_to_insert are swapped.
16672 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
16674 * predict.h (force_edge_cold): Declare.
16675 * predict.c (force_edge_cold): New function.
16676 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Fix profile
16678 (canonicalize_loop_induction_variables): Fix formating.
16680 2016-05-30 Eric Botcazou <ebotcazou@adacore.com>
16682 * config/visium/visium.c (visium_split_double_add): Minor tweaks.
16683 (visium_expand_copysign): Use gen_int_mode directly.
16684 (visium_compute_frame_size): Minor tweaks.
16686 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
16688 * tree-vect-loop.c (vect_analyze_loop_2): Use
16689 likely_max_stmt_executions_int.
16691 2016-05-30 Tom de Vries <tom@codesourcery.com>
16693 PR tree-optimization/69067
16694 * graphite-isl-ast-to-gimple.c (get_def_bb_for_const): Remove assert.
16696 2016-05-29 Uros Bizjak <ubizjak@gmail.com>
16699 * config/i386/sync.md (define_peephole2 atomic_storedi_fpu):
16700 New peepholes to remove unneeded fild/fistp pairs.
16701 (define_peephole2 atomic_loaddi_fpu): Ditto.
16703 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
16705 * predict.c (maybe_hot_frequency_p): Avoid division.
16707 2016-05-28 Gerald Pfeifer <gerald@pfeifer.com>
16709 * doc/install.texi: Use https for shop.fsf.org.
16711 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
16713 * tree-ssa-loop-ivopts.c (estimated_stmt_executions_int): Use
16714 likely_max_stmt_executions_int.
16716 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
16718 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
16719 likely_max_stmt_executions_int.
16721 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
16723 * profile.c (compute_branch_probabilities): Do not report hitrates
16725 (branch_prob): Report hitrates here.
16726 * predict.c (gimple_predict_edge): Do not assert profile status;
16727 fix formatting issues.
16729 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
16731 * predict.c (edge_predicted_by_p): New function.
16732 (predict_paths_for_bb): Do not put multiple predictions of the same type
16735 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
16737 * tree-ssa-loop-niter.c (number_of_iterations_exit): Revert accidental
16740 2016-05-28 Alan Modra <amodra@gmail.com>
16742 * dominance.c (verify_dominators): Don't segfault on NULL imm_bb.
16744 2016-05-28 Alan Modra <amodra@gmail.com>
16746 PR rtl-optimization/71275
16747 * ira.c (ira): Free dominance info.
16749 2016-05-27 Gerald Pfeifer <gerald@pfeifer.com>
16751 * doc/sourcebuild.texi: New address for upstream Go repository.
16753 2016-05-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
16755 * config/arm/arm.h (TARGET_ARM_V6M): Remove.
16756 (TARGET_ARM_V7M): Likewise.
16758 2016-05-26 Jeff Law <law@redhat.com>
16760 * tree-ssa-threadedge.c: Remove include of tree-ssa-threadbackward.h.
16761 (thread_across_edge): Remove calls to find_jump_threads_backwards.
16762 * passes.def: Add jump threading passes before DOM/VRP.
16763 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Change
16764 argument to a basic block from an edge. Remove tests which are
16766 (pass_data_thread_jumps, class pass_thread_jumps): New.
16767 (pass_thread_jumps::gate, pass_thread_jumps::execute): New.
16768 (make_pass_thread_jumps): Likewise.
16769 * tree-pass.h (make_pass_thread_jumps): Declare.
16771 2016-05-27 Eric Botcazou <ebotcazou@adacore.com>
16773 * config/visium/visium-protos.h (split_double_move): Rename into...
16774 (visium_split_double_move): ...this.
16775 (visium_split_double_add): Declare.
16776 * config/visium/visium.c (split_double_move): Rename into...
16777 (visium_split_double_move): ...this.
16778 (visium_split_double_add): New function.
16779 (visium_expand_copysign): Renumber operands for consistency.
16780 * config/visium/visium.md (DImode move splitter): Adjust to renaming.
16781 (DFmode move splitter): Likewise.
16782 (*addi3_insn): Split by means of visium_split_double_add.
16783 (*adddi3_insn_flags): Delete.
16784 (*plus_plus_sltu<subst_arith>): New insn.
16785 (*subdi3_insn): Split by means of visium_split_double_add.
16786 (subdi3_insn_flags): Delete.
16787 (*minus_minus_sltu<subst_arith>): New insn.
16788 (*negdi2_insn): Split by means of visium_split_double_add.
16789 (*negdi2_insn_flags): Delete.
16791 2016-05-27 Ulrich Weigand <uweigand@de.ibm.com>
16793 * configure.ac: Treat a --with-headers option without argument
16794 the same as the default (i.e. consult sys-include directory).
16795 * configure: Regenerate.
16797 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16799 * config/aarch64/aarch64.c (aarch64_fusion_enabled_p): New function.
16800 * config/aarch64/aarch64-protos.h (aarch64_fusion_enabled_p): Declare
16802 * config/aarch64/aarch64-simd.md (aarch64_crypto_aes<aesmc_op>v16qi):
16803 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
16805 2016-05-27 Jiong Wang <jiong.wang@arm.com>
16808 * config/aarch64/aarch64.c (aarch64_expand_builtin_va_start): Honor
16809 tree-stdarg analysis results.
16810 (aarch64_setup_incoming_varargs): Likewise.
16812 2016-05-27 Jiong Wang <jiong.wang@arm.com>
16814 * config/aarch64/aarch64.c (aarch64_build_builtin_va_list): Initialize
16815 va_list_gpr_counter_field and va_list_fpr_counter_field.
16817 2016-05-27 Wilco Dijkstra <wdijkstr@arm.com>
16820 * config/aarch64/aarch64.h (CANNOT_CHANGE_MODE_CLASS): Remove.
16821 * config/aarch64/aarch64.c
16822 (aarch64_cannot_change_mode_class): Remove function.
16823 * config/aarch64/aarch64-protos.h
16824 (aarch64_cannot_change_mode_class): Remove.
16826 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
16828 * cfgloop.c (record_niter_bound): Record likely upper bounds.
16829 (likely_max_stmt_executions_int, get_likely_max_loop_iterations,
16830 get_likely_max_loop_iterations_int): New.
16831 * cfgloop.h (struct loop): Add nb_iterations_likely_upper_bound,
16832 any_likely_upper_bound.
16833 (get_likely_max_loop_iterations_int, get_likely_max_loop_iterations):
16835 * cfgloopmanip.c (copy_loop_info): Copy likely upper bounds.
16836 * loop-unroll.c (unroll_loop_constant_iterations): Update likely
16838 (unroll_loop_constant_iterations): Likewise.
16839 (unroll_loop_runtime_iterations): Likewise.
16840 * lto-streamer-in.c (input_cfg): Stream likely upper bounds.
16841 * lto-streamer-out.c (output_cfg): Likewise.
16842 * tree-ssa-loop-ivcanon.c (try_peel_loop): Update likely upper
16844 (canonicalize_loop_induction_variables): Dump likely upper bounds.
16845 * tree-ssa-loop-niter.c (record_estimate): Record likely upper bounds.
16846 (likely_max_loop_iterations): New.
16847 (likely_max_loop_iterations_int): New.
16848 (likely_max_stmt_executions): New.
16849 * tree-ssa-loop-niter.h (likely_max_loop_iterations,
16850 likely_max_loop_iterations_int, likely_max_stmt_executions_int,
16851 likely_max_stmt_executions): Declare.
16853 2016-05-27 Marek Polacek <polacek@redhat.com>
16855 PR middle-end/71308
16856 * gimple-fold.c (gimple_fold_call): Check that LHS is not null.
16858 2016-05-27 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
16860 * config/s390/s390.md (2x risbg splitters): Use
16861 reg_overlap_mentioned_p instead of rtx_equal_p.
16863 2016-05-27 Dominik Vogt <vogt@linux.vnet.ibm.com>
16865 * combine.c (make_compound_operation): Take known zero bits into
16866 account when checking for possible zero_extend.
16868 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16870 * config/aarch64/aarch64.md (ashl<mode>3, SHORT modes):
16871 Use const_int_operand for operand 2 predicate. Simplify expand code
16874 2016-05-27 Ilya Enkovich <ilya.enkovich@intel.com>
16876 PR middle-end/71279
16877 * fold-const.c (fold_ternary_loc): Don't fold VEC_COND_EXPR
16880 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16882 * config/aarch64/aarch64-modes.def (CC_ZESWP, CC_SESWP): Delete.
16883 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Remove condition
16884 that returns CC_SESWPmode and CC_ZESWPmode.
16885 (aarch64_get_condition_code_1): Remove handling of CC_SESWPmode
16887 (aarch64_rtx_costs): Likewise.
16889 2016-05-26 Michael Meissner <meissner@linux.vnet.ibm.com>
16891 * config/rs6000/rs6000.c (rs6000_emit_p9_fp_minmax): New function
16892 for ISA 3.0 min/max support.
16893 (rs6000_emit_p9_fp_cmove): New function for ISA 3.0 floating point
16894 conditional move support.
16895 (rs6000_emit_cmove): Call rs6000_emit_p9_fp_minmax and
16896 rs6000_emit_p9_fp_cmove if the ISA 3.0 instructions are
16898 * config/rs6000/rs6000.md (SFDF2): New iterator to allow doing
16899 conditional moves where the comparison type is different from move
16901 (fp_minmax): New code iterator for smin/smax.
16902 (minmax): New code attributes for min/max.
16903 (SMINMAX): Likewise.
16904 (smax<mode>3): Combine min, max insns into one insn using the
16905 fp_minmax code iterator. Add support for ISA 3.0 min/max
16906 instructions that don't need -ffast-math.
16907 (s<minmax><mode>3): Likewise.
16908 (smax<mode>3_vsx): Likewise.
16909 (smin<mode>3): Likewise.
16910 (s<minmax><mode>3_vsx): Likewise.
16911 (smin<mode>3_vsx): Likewise.
16912 (pre-VSX min/max splitters): Likewise.
16913 (s<minmax><mode>3_fpr): Likewise.
16914 (movsfcc): Rewrite floating point conditional moves to combine
16915 SFmode/DFmode into a single insn.
16916 (mov<mode>cc): Likewise.
16917 (movdfcc): Likewise.
16918 (fselsfsf4): Combine FSEL cases into a single insn, using SFDF and
16919 SFDF2 iterators to handle all combinations.
16920 (fseldfsf4): Likewise.
16921 (fsel<SFDF:mode><SFDF2:mode>4): Likewise.
16922 (fseldfdf4): Likewise.
16923 (fselsfdf4): Likewise.
16924 (mov<SFDF:mode><SFDF2:mode>cc_p9): Add support for the ISA 3.0
16925 comparison instructions that set a 0/-1 mask, and use it for
16926 floating point conditional move via XXSEL.
16927 (fpmask<mode>): Likewise.
16928 (xxsel<mode>): Likewise.
16929 * config/rs6000/predicates.md (min_max_operator): Delete, no
16931 (fpmask_comparison_operaton): New insn for ISA 3.0 comparison
16932 instructions that generate a 0/-1 mask for use with XXSEL.
16933 * config/rs6000/rs6000.h (TARGET_MINMAX_SF): New helper macros to
16934 say whether floating point min/max is available, either through
16935 FSEL, ISA 2.06 min/max, and ISA 3.0 min/max instrucitons.
16936 (TARGET_MINMAX_DF): Likewise.
16938 2016-05-27 Alan Modra <amodra@gmail.com>
16940 PR rtl-optimization/71275
16941 * ira.c (ira): Call loop_optimizer_init to set up bb_loop_depth
16942 for update_equiv_regs and combine_and_move_insns.
16944 2016-05-26 Uros Bizjak <ubizjak@gmail.com>
16946 * config/i386/i386.md (*movqi_internal) <attr "isa">: Use
16947 if_then_else or cond RTXes to calculate attribute value.
16948 * config/i386/mmx.md (*vec_extractv2sf_1) <attr "prefix_rep">: Ditto.
16949 <attr "length_immediate>: Ditto.
16950 (*vec_extractv2sf_1) <attr "length_immediate">: Ditto.
16951 * config/i386/sse.md (sse_loadlps) <attr "length_immediate">: Ditto.
16952 (*vec_concatv2sf_sse4_1) <attr "isa">: Ditto.
16953 <attr "type">: Ditto.
16954 <attr "prefix_data16">: Ditto.
16955 <attr "prefix_extra">: Ditto.
16956 <attr "length_immediate">: Ditto.
16957 <attr "prefix">: Ditto.
16958 (vec_set<mode>_0) <attr "isa">: Ditto.
16959 <attr "prefix_extra">: Ditto.
16960 <attr "length_immediate">: Ditto.
16961 <attr "prefix">: Ditto.
16962 (*vec_interleave_highv2df) <attr "prefix_data16">: Ditto.
16963 (*vec_interleave_lowv2df) <attr "prefix_data16">: Ditto.
16964 (sse2_storelpd) <attr "prefix_data16">: Ditto.
16965 (sse2_loadhpd) <attr "prefix_data16">: Ditto.
16966 (sse2_loadlpd) <attr "prefix_data16">: Ditto.
16967 <attr "length_immediate">: Ditto.
16968 <attr "prefix">: Ditto.
16969 (sse2_movsd) <attr "length_immediate">: Ditto.
16970 <attr "prefix">: Ditto.
16971 (vec_concatv2df) <attr "isa">: Ditto.
16972 <attr "prefix">: Ditto.
16973 (*vec_extractv4si) <attr "prefix_extra">: Ditto.
16974 (*vec_extractv2di_1) <attr "isa">: Ditto.
16975 <attr "type">: Ditto.
16976 <attr "length_immediate">: Ditto.
16977 <attr "prefix_rex">: Ditto.
16978 <attr "prefix_extra">: Ditto.
16979 (*vec_concatv2si_sse4_1) <attr "type">: Ditto.
16980 <attr "prefix_extra">: Ditto.
16981 <attr "length_immediate">: Ditto.
16982 (vec_concatv2di) <attr "isa">: Ditto.
16983 <attr "prefix_extra">: Ditto.
16984 <attr "length_immediate">: Ditto.
16985 <attr "prefix">: Ditto.
16987 2016-05-26 Martin Liska <mliska@suse.cz>
16989 * tree-ssa-loop-ivopts.c (comp_cost::infinite_cost_p): New
16991 (operator+): Likewise.
16992 (operator-): Likewise.
16993 (comp_cost::operator+=): Likewise.
16994 (comp_cost::operator-=): Likewise.
16995 (comp_cost::operator/=): Likewise.
16996 (comp_cost::operator*=): Likewise.
16997 (operator<): Likewise.
16998 (operator==): Likewise.
16999 (operator<=): Likewise.
17000 (new_cost): Remove.
17001 (infinite_cost_p): Likewise.
17002 (add_costs): Likewise.
17003 (sub_costs): Likewise.
17004 (compare_costs): Likewise.
17005 (set_group_iv_cost): Use the newly introduced functions.
17006 (get_address_cost): Likewise.
17007 (get_shiftadd_cost): Likewise.
17008 (force_expr_to_var_cost): Likewise.
17009 (split_address_cost): Likewise.
17010 (ptr_difference_cost): Likewise.
17011 (difference_cost): Likewise.
17012 (get_computation_cost_at): Likewise.
17013 (determine_group_iv_cost_generic): Likewise.
17014 (determine_group_iv_cost_address): Likewise.
17015 (determine_group_iv_cost_cond): Likewise.
17016 (autoinc_possible_for_pair): Likewise.
17017 (determine_group_iv_costs): Likewise.
17018 (cheaper_cost_pair): Likewise.
17019 (iv_ca_recount_cost): Likewise.
17020 (iv_ca_set_no_cp): Likewise.
17021 (iv_ca_set_cp): Likewise.
17022 (iv_ca_cost): Likewise.
17023 (iv_ca_new): Likewise.
17024 (iv_ca_dump): Likewise.
17025 (iv_ca_narrow): Likewise.
17026 (iv_ca_prune): Likewise.
17027 (iv_ca_replace): Likewise.
17028 (try_add_cand_for): Likewise.
17029 (try_improve_iv_set): Likewise.
17030 (find_optimal_iv_set): Likewise.
17032 2016-05-26 Richard Sandiford <richard.sandiford@arm.com>
17034 * tree-ssa-loop-ivopts.c (loop_body_includes_call): Don't assume
17035 that internal functions will clobber all caller-saved registers.
17037 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
17039 * config/aarch64/aarch64.c (aarch64_case_values_threshold):
17040 Return a better case_values_threshold when optimizing.
17042 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
17044 * config/aarch64/aarch64-simd.md (aarch64_combinez):
17045 Add ? to integer variant.
17046 (aarch64_combinez_be): Likewise.
17048 2016-05-26 Jakub Jelinek <jakub@redhat.com>
17050 * config/i386/sse.md (*vcvtps2ph_store<mask_name>): Use v constraint
17051 instead of x constraint.
17052 (vcvtps2ph256<mask_name>): Likewise.
17054 * config/i386/sse.md (*ssse3_palignr<mode>_perm): Add avx512bw
17055 alternative. Formatting fix.
17057 * config/i386/sse.md
17058 (<mask_codefor>avx512vl_shuf_<shuffletype>32x4_1<mask_name>): Rename
17060 (avx512vl_shuf_<shuffletype>32x4_1<mask_name>): ... this.
17061 (*avx_vperm_broadcast_v4sf): Use v constraint instead of x. Use
17062 maybe_evex prefix instead of vex.
17063 (*avx_vperm_broadcast_<mode>): Use v constraint instead of x. Handle
17064 EXT_REX_SSE_REG_P (op0) case in the splitter.
17066 2016-05-25 Jeff Law <law@redhat.com>
17068 PR tree-optimization/71272
17069 * tree-ssa-threadbackward.c (convert_and_register_jump_thread_path):
17070 Update comments. Add test for empty path.
17072 2016-05-25 Bill Seurer <seurer@linux.vnet.ibm.com>
17074 * config/rs6000/altivec.h (vec_cmpne): Add #define for vec_cmpne.
17075 * config/rs6000/rs6000-builtin.def (vec_cmpne): Add vec_cmpne as a
17076 special case builtin.
17077 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
17078 code for ALTIVEC_BUILTIN_VEC_CMPNE.
17079 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
17080 for __builtin_vec_cmpne.
17082 2016-05-25 Eric Botcazou <ebotcazou@adacore.com>
17084 * tree-ssa-phiopt.c (factor_out_conditional_conversion): Remove
17085 redundant test and bail out if the type of the new operand is not
17086 a GIMPLE register type after stripping a VIEW_CONVERT_EXPR.
17088 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
17090 * config/i386/i386.opt (ix86_target_flags_explicit): Remove.
17091 (x_ix86_target_flags_explicit): Remove.
17092 * config/i386/i386.c (ix86_function_specific_save): Do not copy
17093 x_ix86_target_flags_explicit.
17094 (ix86_function_specific_restore): Ditto.
17096 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
17097 H.J. Lu <hongjiu.lu@intel.com>
17100 * common/config/i386/i386-common.c
17101 (OPTION_MASK_ISA_GENERAL_REGS_ONLY_UNSET): New.
17102 (ix86_handle_option) <case OPT_mgeneral_regs_only>: Disable
17103 MPX, MMX, SSE and x87 instructions for -mgeneral-regs-only.
17104 * config/i386/i386.opt (ix86_target_flags): Add new Variable.
17105 (-mgeneral-regs-only): Add new option.
17106 * config/i386/i386.c (ix86_option_override_internal): Don't enable
17107 x87 instructions if only general registers are allowed.
17108 (ix86_target_string): Add ix86_flags argument. Handle additional
17109 flags options through ix86_flags argument. Update all callers.
17110 * doc/invoke.texi (x86 Options): Document -mgeneral-regs-only.
17112 2016-05-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17114 PR rtl-optimization/66940
17115 * ifcvt.c (noce_get_alt_condition): Check that incrementing or
17116 decrementing desired_val will not overflow before performing these
17119 2016-05-25 Ilya Verbin <ilya.verbin@intel.com>
17121 * config/i386/i386-builtin-types.def: Add V16SI_FTYPE_V16SF,
17122 V8DF_FTYPE_V8DF_ROUND, V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND.
17123 * config/i386/i386.c (enum ix86_builtins): Add
17124 IX86_BUILTIN_CVTPS2DQ512_MASK, IX86_BUILTIN_FLOORPS512,
17125 IX86_BUILTIN_FLOORPD512, IX86_BUILTIN_CEILPS512, IX86_BUILTIN_CEILPD512,
17126 IX86_BUILTIN_TRUNCPS512, IX86_BUILTIN_TRUNCPD512,
17127 IX86_BUILTIN_CVTPS2DQ512, IX86_BUILTIN_VEC_PACK_SFIX512,
17128 IX86_BUILTIN_FLOORPS_SFIX512, IX86_BUILTIN_CEILPS_SFIX512,
17129 IX86_BUILTIN_ROUNDPS_AZ_SFIX512.
17130 (builtin_description bdesc_args): Add __builtin_ia32_floorps512,
17131 __builtin_ia32_ceilps512, __builtin_ia32_truncps512,
17132 __builtin_ia32_floorpd512, __builtin_ia32_ceilpd512,
17133 __builtin_ia32_truncpd512, __builtin_ia32_cvtps2dq512,
17134 __builtin_ia32_vec_pack_sfix512, __builtin_ia32_roundps_az_sfix512,
17135 __builtin_ia32_floorps_sfix512, __builtin_ia32_ceilps_sfix512.
17136 Change IX86_BUILTIN_CVTPS2DQ512 to IX86_BUILTIN_CVTPS2DQ512_MASK for
17137 __builtin_ia32_cvtps2dq512_mask.
17138 (ix86_expand_args_builtin): Handle V8DF_FTYPE_V8DF_ROUND,
17139 V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF.
17140 (ix86_builtin_vectorized_function): Handle builtins mentioned above.
17141 * config/i386/sse.md
17142 (<mask_codefor>avx512f_fix_notruncv16sfv16si<mask_name><round_name>):
17144 (avx512f_fix_notruncv16sfv16si<mask_name><round_name>): ... this.
17145 (<mask_codefor>avx512f_cvtpd2dq512<mask_name><round_name>): Rename
17147 (avx512f_cvtpd2dq512<mask_name><round_name>): ... this.
17148 (avx512f_vec_pack_sfix_v8df): New define_expand.
17149 (avx512f_roundpd512): Rename to ...
17150 (avx512f_round<castmode>512): ... this. Change iterator.
17151 (avx512f_roundps512_sfix): New define_expand.
17152 (round<mode>2_sfix): Change iterator.
17154 2016-05-25 Nick Clifton <nickc@redhat.com>
17156 * config/msp430/msp430.c (msp430_attr): Produce an error if a
17157 static interrupt handler is detected.
17158 * config/msp430/msp430.h (LIB_SPEC): Do not use msp430.ld as the
17159 default linker script.
17160 * config/msp430/msp430.md (movpsihi2_lo): New pattern for loading
17161 the low part of a symbolic pointer.
17163 2016-05-25 Richard Biener <rguenther@suse.de>
17165 PR tree-optimization/71261
17166 * tree-if-conv.c (ifcvt_split_def_stmt): Walk uses on the
17167 interesting stmt instead of immediate uses when looking
17168 for the use operand to replace.
17170 2016-05-25 Martin Liska <mliska@suse.cz>
17172 * ipa-inline.c (edge_badness): Use 'w/' instead of 'w'.
17174 2016-05-25 Richard Biener <rguenther@suse.de>
17176 PR tree-optimization/71264
17177 * tree-vect-stmts.c (vect_init_vector): Properly deal with
17180 2016-05-25 Martin Liska <mliska@suse.cz>
17182 PR tree-optimization/71239
17183 * tree.c (array_at_struct_end_p): Do not call operand_equal_p
17184 if DECL_SIZE is NULL.
17186 2016-05-25 Richard Biener <rguenther@suse.de>
17188 * timevar.def (TV_TREE_LOOP_IFCVT): Add.
17189 * tree-if-conv.c (pass_data_if_conversion): Use it.
17191 2016-05-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
17193 * cgraph.c (cgraph_node::get_availability): Fix typo in comment.
17194 * symtab.c (symtab_node::binds_to_current_def_p): Likewise.
17195 * varpool.c (varpool_node::get_availability): Likewise.
17197 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
17199 * config/rs6000/altivec.md (VNEG iterator): New iterator for
17200 VNEGW/VNEGD instructions.
17201 (p9_neg<mode>2): New insns for ISA 3.0 VNEGW/VNEGD.
17202 (neg<mode>2): Add expander for V2DImode added in ISA 2.07, and
17203 support for ISA 3.0 VNEGW/VNEGD instructions.
17205 2016-05-24 Cesar Philippidis <cesar@codesourcery.com>
17207 * gimplify.c (omp_notice_variable): Use zero-length arrays for data
17208 pointers inside OACC_DATA regions.
17209 (gimplify_scan_omp_clauses): Prune firstprivate clause associated
17210 with OACC_DATA, OACC_ENTER_DATA and OACC_EXIT data regions.
17211 (gimplify_adjust_omp_clauses): Fix typo in comment.
17213 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
17215 * config/rs6000/altivec.md (VParity): New mode iterator for vector
17216 parity built-in functions.
17217 (p9v_ctz<mode>2): Add support for ISA 3.0 vector count trailing
17219 (p9v_parity<mode>2): Likewise.
17220 * config/rs6000/vector.md (VEC_IP): New mode iterator for vector
17222 (ctz<mode>2): ISA 3.0 expander for vector count trailing zeros.
17223 (parity<mode>2): ISA 3.0 expander for vector parity.
17224 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_1): New macros for
17226 (BU_P9_64BIT_MISC_0): Likewise.
17227 (BU_P9_MISC_0): Likewise.
17228 (BU_P9V_AV_1): Likewise.
17229 (BU_P9V_AV_2): Likewise.
17230 (BU_P9V_AV_3): Likewise.
17231 (BU_P9V_AV_P): Likewise.
17232 (BU_P9V_VSX_1): Likewise.
17233 (BU_P9V_OVERLOAD_1): Likewise.
17234 (BU_P9V_OVERLOAD_2): Likewise.
17235 (BU_P9V_OVERLOAD_3): Likewise.
17236 (VCTZB): Add vector count trailing zeros support.
17240 (VPRTYBD): Add vector parity support.
17241 (VPRTYBQ): Likewise.
17242 (VPRTYBW): Likewise.
17243 (VCTZ): Add overloaded vector count trailing zeros support.
17244 (VPRTYB): Add overloaded vector parity support.
17245 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
17246 overloaded vector count trailing zeros and parity instructions.
17247 * config/rs6000/rs6000.md (wd mode attribute): Add V1TI and TI for
17248 vector parity support.
17249 * config/rs6000/altivec.h (vec_vctz): Add ISA 3.0 vector count
17250 trailing zeros support.
17251 (vec_cntlz): Likewise.
17252 (vec_vctzb): Likewise.
17253 (vec_vctzd): Likewise.
17254 (vec_vctzh): Likewise.
17255 (vec_vctzw): Likewise.
17256 (vec_vprtyb): Add ISA 3.0 vector parity support.
17257 (vec_vprtybd): Likewise.
17258 (vec_vprtybw): Likewise.
17259 (vec_vprtybq): Likewise.
17260 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
17261 the ISA 3.0 vector count trailing zeros and vector parity built-in
17264 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
17266 * tree-ssa-reassoc.c (sort_by_operand_rank): Skip checking gimple_bb
17267 when there is stmt_to_insert.
17269 2016-05-24 Martin Sebor <msebor@redhat.com>
17272 * tree.h (complete_or_array_type_p): New inline function.
17274 2016-05-24 Jakub Jelinek <jakub@redhat.com>
17276 * config/i386/i386.h (TARGET_AVOID_4BYTE_PREFIXES): Define.
17277 * config/i386/constraints.md (Yr): Test TARGET_AVOID_4BYTE_PREFIXES
17278 rather than X86_TUNE_AVOID_4BYTE_PREFIXES.
17280 * config/i386/sse.md (<sse4_1>_round<ssemodesuffix><avxsizesuffix>):
17281 Limit 1st alternative to noavx isa, split 2nd alternative into one
17282 noavx and one avx alternative, use *x and Bm in the former and
17283 x and m in the latter.
17285 * config/i386/sse.md (vec_set<mode>_0): Use sse4_noavx isa instead
17286 of sse4 for the first alternative, drop %v from the template
17287 and d operand modifier. Split second alternative into one sse4_noavx
17288 and one avx alternative, use *x instead of *v in the former and v
17289 instead of *v in the latter.
17290 (*sse4_1_extractps): Use noavx isa instead of * for the first
17291 alternative, drop %v from the template. Split second alternative into
17292 one noavx and one avx alternative, use *x instead of *v in the
17293 former and v instead of *v in the latter.
17294 (<vi8_sse4_1_avx2_avx512>_movntdqa): Guard the first 2 alternatives
17295 with noavx and the last one with avx.
17296 (sse4_1_phminposuw): Guard first alternative with noavx isa,
17297 split the second one into one noavx and one avx alternative,
17298 use *x and Bm in the former and x and m in the latter one.
17299 (<sse4_1>_ptest<mode>): Use noavx instead of * for the first two
17302 * config/i386/sse.md (sse4_1_<code>v8qiv8hi2<mask_name>): Limit
17303 first two alternatives to noavx, use *x instead of *v in the second
17304 one, add avx alternative without *.
17305 (sse4_1_<code>v4qiv4si2<mask_name>, sse4_1_<code>v4hiv4si2<mask_name>,
17306 sse4_1_<code>v2qiv2di2<mask_name>, sse4_1_<code>v2hiv2di2<mask_name>,
17307 sse4_1_<code>v2siv2di2<mask_name>): Likewise.
17309 2016-05-24 Jeff Law <law@redhat.com>
17311 * tree-ssa-threadbackwards.c (convert_and_register_jump_thread_path):
17312 New function, extracted from...
17313 (fsm_find_control_statement_thread_paths): Here. Use the new function.
17314 Allow simple copies and constant initializations in the SSA chain.
17316 2016-05-24 Marek Polacek <polacek@redhat.com>
17319 * gimplify.c (gimplify_switch_expr): Look into the innermost lexical
17322 2016-05-24 Jakub Jelinek <jakub@redhat.com>
17325 * tree-vect-stmts.c (vectorizable_simd_clone_call): Handle
17326 SIMD_CLONE_ARG_TYPE_LINEAR_REF_CONSTANT_STEP like
17327 SIMD_CLONE_ARG_TYPE_LINEAR_CONSTANT_STEP. Add
17328 SIMD_CLONE_ARG_TYPE_LINEAR_VAL_CONSTANT_STEP and
17329 SIMD_CLONE_ARG_TYPE_LINEAR_UVAL_CONSTANT_STEP cases explicitly.
17331 2016-05-24 Richard Biener <rguenther@suse.de>
17333 PR tree-optimization/71240
17334 * tree-ssa-math-opts.c (init_symbolic_number): Verify the source
17337 2016-05-24 Richard Biener <rguenther@suse.de>
17339 PR tree-optimization/71230
17340 * tree-ssa-reassoc.c (zero_one_operation): Handle negate special ops.
17342 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
17344 * tree-vectorizer.h (vectorizable_comparison): Delete.
17345 * tree-vect-loop.c (vectorizable_reduction): Remove redundant
17346 PURE_SLP_STMT check.
17347 * tree-vect-stmts.c (vectorizable_call): Likewise.
17348 (vectorizable_simd_clone_call): Likewise.
17349 (vectorizable_conversion): Likewise.
17350 (vectorizable_assignment): Likewise.
17351 (vectorizable_shift): Likewise.
17352 (vectorizable_operation): Likewise.
17353 (vectorizable_load): Likewise.
17354 (vectorizable_condition): Likewise.
17355 (vectorizable_store): Likewise. Assert that we don't have
17357 (vectorizable_comparison): Make static. Remove redundant
17358 PURE_SLP_STMT check.
17359 (vect_transform_stmt): Assert that we always have an slp_node
17362 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17364 * config/arm/neon.md (ashldi3_neon): Replace comparison of INTVAL of
17365 operands[2] against 1 with comparison against CONST1_RTX.
17366 (<shift>di3_neon): Likewise.
17367 * config/arm/predicates.md (const0_operand): Replace with comparison
17368 against CONST0_RTX.
17370 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17372 * config/arm/arm.md (ashldi3): Replace comparison of INTVAL of
17373 operands[2] against 1 with comparison against CONST1_RTX.
17374 (ashrdi3): Likewise.
17375 (lshrdi3): Likewise.
17376 (ashlsi3): Replace cast of INTVAL to unsigned HOST_WIDE_INT with
17378 (ashrsi3): Likewise.
17379 (lshrsi3): Likewise.
17380 (rotrsi3): Likewise.
17381 (define_split above *compareqi_eq0): Likewise.
17382 (define_split above "prologue"): Likewise.
17383 * config/arm/arm.c (thumb1_size_rtx_costs): Likewise.
17384 * config/arm/predicates.md (shift_operator): Likewise.
17385 (shift_nomul_operator): Likewise.
17386 (sat_shift_operator): Likewise.
17387 (thumb1_cmp_operand): Likewise.
17388 (const_neon_scalar_shift_amount_operand): Replace manual range
17389 check with IN_RANGE.
17390 * config/arm/thumb1.md (define_peephole2 above *thumb_subdi3):
17391 Replace cast of INTVAL to unsigned HOST_WIDE_INT with UINTVAL.
17393 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17395 * config/arm/arm.md (andsi3): Replace cast of 1 to HOST_WIDE_INT
17396 with HOST_WIDE_INT_1.
17398 * config/arm/arm.c (optimal_immediate_sequence): Replace cast of
17399 1 to unsigned HOST_WIDE_INT with HOST_WIDE_INT_1U.
17400 (arm_canonicalize_comparison): Likewise.
17401 (thumb1_rtx_costs): Replace cast of 1 to HOST_WIDE_INT with
17403 (thumb1_size_rtx_costs): Likewise.
17404 (vfp_const_double_index): Replace cast of 1 to unsigned
17405 HOST_WIDE_INT with HOST_WIDE_INT_1U.
17406 (get_jump_table_size): Replace cast of 1 to HOST_WIDE_INT with
17408 (arm_asan_shadow_offset): Replace cast of 1 to unsigned
17409 HOST_WIDE_INT with HOST_WIDE_INT_1U.
17410 * config/arm/neon.md (vec_set<mode>): Replace cast of 1 to
17411 HOST_WIDE_INT with HOST_WIDE_INT_1.
17413 2016-05-24 Marek Polacek <polacek@redhat.com>
17415 * tree-cfg.h (should_remove_lhs_p): New predicate.
17416 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Use it.
17417 * gimplify.c (gimplify_modify_expr): Likewise.
17418 * tree-cfg.c (verify_gimple_call): Likewise.
17419 * tree-cfgcleanup.c (fixup_noreturn_call): Likewise.
17420 * gimple-fold.c: Include "tree-cfg.h".
17421 (gimple_fold_call): Use should_remove_lhs_p.
17423 2016-05-24 Richard Biener <rguenther@suse.de>
17425 PR tree-optimization/71253
17426 * cfganal.h (control_dependences): Make robust against edge
17428 (control_dependences::control_dependences): Remove edge_list argument.
17429 (control_dependences::get_edge): Remove.
17430 (control_dependences::get_edge_src): Add.
17431 (control_dependences::get_edge_dest): Likewise.
17432 (control_dependences::m_el): Make a vector of edge src/dest index.
17433 * cfganal.c (control_dependences::find_control_dependence): Adjust.
17434 (control_dependences::control_dependences): Likewise.
17435 (control_dependences::~control_dependence): Likewise.
17436 (control_dependences::get_edge): Remove.
17437 (control_dependences::get_edge_src): Add.
17438 (control_dependences::get_edge_dest): Likewise.
17439 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Use
17441 (perform_tree_ssa_dce): Adjust.
17442 * tree-loop-distribution.c (create_edge_for_control_dependence): Use
17444 (pass_loop_distribution::execute): Adjust. Do loop destroying
17445 conditional on changed.
17447 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17450 * config/arm/arm.c (gen_operands_ldrd_strd): Remove bogus early
17451 return. Reindent transformation comment and mention the ARM state
17454 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
17456 PR middle-end/71252
17457 * tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Add stmt_to_insert
17458 after build_and_add_sum creates new use stmt.
17460 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
17462 * tree-vect-stmts.c (vectorizable_load): Reorder checks so that
17463 load_lanes/grouped_load classification comes first. Don't check
17464 whether the vectorization factor is a multiple of the group size
17467 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
17469 * tree-vect-data-refs.c (vect_analyze_group_access_1): Set
17470 GROUP_GAP for single-element interleaving.
17471 * tree-vect-stmts.c (vectorizable_load): Remove force_peeling
17474 2016-05-24 Richard Biener <rguenther@suse.de>
17476 PR middle-end/70434
17478 * tree-ssa.c (non_rewritable_mem_ref_base): Make sure to mark
17479 bases which are accessed with non-invariant indices.
17480 * gimple-fold.c (maybe_canonicalize_mem_ref_addr): Re-write
17481 constant index ARRAY_REFs of vectors into BIT_FIELD_REFs.
17483 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
17485 PR middle-end/71170
17486 * tree-ssa-reassoc.c (struct operand_entry): Add field stmt_to_insert.
17487 (add_to_ops_vec): Add stmt_to_insert.
17488 (add_repeat_to_ops_vec): Init stmt_to_insert.
17489 (insert_stmt_before_use): New.
17490 (transform_add_to_multiply): Remove mult_stmt insertion and add it
17492 (get_ops): Init stmt_to_insert.
17493 (maybe_optimize_range_tests): Likewise.
17494 (rewrite_expr_tree): Insert stmt_to_insert before use stmt.
17495 (rewrite_expr_tree_parallel): Likewise.
17496 (reassociate_bb): Likewise.
17498 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
17501 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal): Drop
17502 ISA 3.0 xxperm fusion alternative.
17503 (altivec_vperm_v8hiv16qi): Likewise.
17504 (altivec_vperm_<mode>_uns_internal): Likewise.
17505 (vperm_v8hiv4si): Likewise.
17506 (vperm_v16qiv8hi): Likewise.
17508 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
17509 Kelvin Nilsen <kelvin@gcc.gnu.org>
17511 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Generate
17512 vpermr/xxpermr on ISA 3.0.
17513 (altivec_expand_vec_perm_le): Likewise.
17514 * config/rs6000/altivec.md (UNSPEC_VPERMR): New unspec.
17515 (altivec_vpermr_<mode>_internal): Add VPERMR/XXPERMR support for
17518 2016-05-23 Uros Bizjak <ubizjak@gmail.com>
17520 * config/i386/i386.h (IS_STACK_MODE): Enable for
17521 TARGET_MIX_SSE_I387. Rewrite using X87_FLOAT_MODE_P and
17522 SSE_FLOAT_MODE_P macros.
17523 * config/i386/i386.c (ix86_preferred_reload_class): Use
17524 IS_STACK_MODE, INTEGER_CLASS_P, FLOAT_CLASS_P and Q_CLASS_P macros.
17525 Cleanup regclass processing for CONST_DOUBLE_P.
17526 (ix86_preferred_output_reload_class): Use IS_STACK_MODE macro.
17527 (ix86_rtx_costs): Remove redundant TARGET_80387 check
17528 with IS_STACK_MODE macro.
17529 * config/i386/i386.md: Replace SSE_FLOAT_MODE_P (DFmode)
17531 (*movdf_internal): Use IS_STACK_MODE macro.
17532 (*movsf_internal): Ditto.
17534 2016-05-23 Marc Glisse <marc.glisse@inria.fr>
17536 * match.pd (a * (1 << b), ~x & ~y, ~X ^ ~Y, (X ^ Y) ^ Y, ~ (-A),
17537 ~ (A - 1), ~(~X >> Y), ~(~X >>r Y)): Relax constraints.
17539 2016-05-23 Jeff Law <law@redhat.com>
17541 * tree-ssa-threadbackward.c (profitable_jump_thread_path): New function
17543 (fsm_find_control_statement_thread_paths): Call it.
17545 2016-05-23 Martin Jambor <mjambor@suse.cz>
17548 * ipa-cp.c (ipa_get_indirect_edge_target_1): Only check value of
17549 from_global_constant if t is not NULL.
17551 2016-05-23 Marek Polacek <polacek@redhat.com>
17554 * common.opt (Wswitch-unreachable): New option.
17555 * doc/invoke.texi: Document -Wswitch-unreachable.
17556 * gimplify.c (gimplify_switch_expr): Implement the -Wswitch-unreachable
17559 2016-05-23 Bin Cheng <bin.cheng@arm.com>
17561 * tree-ssa-address.c (copy_ref_info): Check NULL TMR_STEP when
17562 TMR_INDEX is non-NULL.
17564 2016-05-23 Richard Biener <rguenther@suse.de>
17566 PR tree-optimization/71230
17567 * tree-ssa-reassoc.c (acceptable_pow_call): Move initial condition...
17568 (try_special_add_to_ops): ... here. Always test for single-use.
17570 2016-05-23 Martin Jambor <mjambor@suse.cz>
17572 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Create an empty
17573 default block if a PHI node in the original one would be resized.
17575 2016-05-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
17577 PR tree-optimization/58135
17578 * tree-vect-slp.c: When group size is not multiple
17579 of vector size, allow splitting of store group at
17582 2016-05-23 Christophe Lyon <christophe.lyon@linaro.org>
17584 * config/arm/arm_neon.h (vtst_p16, vtstq_p16): New.
17586 2016-05-22 Jakub Jelinek <jakub@redhat.com>
17588 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
17589 vec_set_hi_<mode><mask_name>): Add && <mask_avx512dq_condition>
17590 condition. For !TARGET_AVX512DQ, emit 32x4 instruction instead
17593 * config/i386/sse.md (vec_set_lo_v16hi, vec_set_hi_v16hi,
17594 vec_set_lo_v32qi, vec_set_hi_v32qi): Add alternative with
17595 v constraint instead of x and vinserti32x4 insn.
17597 * config/i386/sse.md (i128vldq): New mode iterator.
17598 (avx2_vbroadcasti128_<mode>, avx_vbroadcastf128_<mode>): Add
17599 avx512dq and avx512vl alternatives.
17601 * config/i386/sse.md (avx2_vec_dupv4df): Use v instead of x
17602 constraint, use maybe_evex prefix instead of vex.
17603 (vec_dupv4sf): Use v constraint instead of x for output
17604 operand except for noavx alternative, use Yv constraint
17605 instead of x for input. Use maybe_evex prefix instead of vex.
17606 (*vec_dupv4si): Likewise.
17607 (*vec_dupv2di): Likewise.
17609 2016-05-22 Kugan Vivekanandarajah <kuganv@linaro.org>
17611 PR middle-end/40921
17612 * tree-ssa-reassoc.c (try_special_add_to_ops): New.
17613 (linearize_expr_tree): Call try_special_add_to_ops.
17614 (reassociate_bb): Convert MULT_EXPR by (-1) to NEGATE_EXPR.
17616 2016-05-21 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
17618 * config/avr/avr.c (avr_expand_prologue): Add INCOMING_FRAME_SP_OFFSET
17619 to computed stack_usage.
17621 2016-05-21 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
17624 * config/avr/avr.md (define_expand "mov<mode>"): If the source
17625 operand is subreg (symbol_ref) then move the symbol ref to register.
17627 2016-05-21 Jan Hubicka <hubicka@ucw.cz>
17629 * tree.c (array_at_struct_end_p): Look through MEM_REF.
17631 2016-05-21 Kugan Vivekanandarajah <kuganv@linaro.org>
17633 PR middle-end/71179
17634 * tree-ssa-reassoc.c (transform_add_to_multiply): Disallow float
17637 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
17639 * tree-vrp.c (compare_values_warnv): Simplify handling of symbolic
17640 ranges by calling get_single_symbol and tidy up. Look more closely
17641 into NAME + CST1 vs CST2 comparisons if type overflow is undefined.
17643 2016-05-20 Jeff Law <law@redhat.com>
17645 * bitmap.c (bitmap_find_bit): Remove useless test.
17647 2016-05-20 Segher Boessenkool <segher@kernel.crashing.org>
17649 * function.c (thread_prologue_and_epilogue_insns): Commit the
17650 insertion of the epilogue.
17652 2016-05-20 Martin Jambor <mjambor@suse.cz>
17654 PR tree-optimization/70884
17655 * tree-sra.c (initialize_constant_pool_replacements): Do not check
17656 should_scalarize_away_bitmap and cannot_scalarize_away_bitmap bits.
17657 (sort_and_splice_var_accesses): Do not consider multiple scalar reads
17658 of constant pool data as a reason for scalarization.
17660 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
17662 * config/arm/arm.c (arm_expand_prologue): Set the stack usage to 0
17663 for naked functions.
17664 (thumb1_expand_prologue): Likewise.
17666 2016-05-20 Nathan Sidwell <nathan@acm.org>
17668 * config/nvptx/nptx.c (nvptx_option_override): Only set
17669 flag_toplevel_reorder, if not explicitly specified. Set
17670 flag_no_common, unless explicitly specified.
17672 2016-05-20 David Malcolm <dmalcolm@redhat.com>
17674 * calls.c (can_implement_as_sibling_call_p): Mark param
17675 reg_parm_stack_space with ATTRIBUTE_UNUSED.
17677 2016-05-20 Uros Bizjak <ubizjak@gmail.com>
17679 * config/i386/i386.c (ix86_rtx_costs) <case CONST_DOUBLE>:
17680 Use IS_STACK_MODE when calculating cost of standard 80387 constants.
17681 Fallthru to CONST_VECTOR case to calculate cost of standard SSE
17683 <case CONST_WIDE_INT>: Calculate cost of (MEM (SYMBOL_REF)).
17684 (ix86_legitimate_constant_p): Use CASE_CONST_SCALAR_INT
17685 and CASE_CONST_ANY.
17687 2016-05-20 Cesar Philippidis <cesar@codesourcery.com>
17689 * config/nvptx/nvptx.md (sincossf3): New pattern.
17691 2016-05-20 David Malcolm <dmalcolm@redhat.com>
17693 * calls.c (maybe_complain_about_tail_call): New function.
17694 (initialize_argument_information): Call
17695 maybe_complain_about_tail_call when clearing *may_tailcall.
17696 (can_implement_as_sibling_call_p): Call
17697 maybe_complain_about_tail_call when returning false.
17698 (expand_call): Read CALL_EXPR_MUST_TAIL_CALL and, if set,
17699 ensure try_tail_call is set. Call maybe_complain_about_tail_call
17700 if tail-call optimization fails.
17701 * cfgexpand.c (expand_call_stmt): Initialize
17702 CALL_EXPR_MUST_TAIL_CALL from gimple_call_must_tail_p.
17703 * gimple-pretty-print.c (dump_gimple_call): Dump
17704 gimple_call_must_tail_p.
17705 * gimple.c (gimple_build_call_from_tree): Call
17706 gimple_call_set_must_tail with the value of
17707 CALL_EXPR_MUST_TAIL_CALL.
17708 * gimple.h (enum gf_mask): Add GF_CALL_MUST_TAIL_CALL.
17709 (gimple_call_set_must_tail): New function.
17710 (gimple_call_must_tail_p): New function.
17711 * print-tree.c (print_node): Update printing of TREE_STATIC
17712 to reflect its use for CALL_EXPR_MUST_TAIL_CALL.
17713 * tree-core.h (struct tree_base): Add MUST_TAIL_CALL to the
17714 trailing comment listing applicable flags.
17715 * tree.h (CALL_EXPR_MUST_TAIL_CALL): New macro.
17717 2016-05-20 David Malcolm <dmalcolm@redhat.com>
17719 * calls.c (expand_call): Move "Rest of purposes for tail call
17720 optimizations to fail" to...
17721 (can_implement_as_sibling_call_p): ...this new function, and
17722 split into multiple "if" statements.
17724 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
17726 * cfgloop.h (expected_loop_iterations_unbounded,
17727 expected_loop_iterations): Unconstify.
17728 * cfgloopanal.c (expected_loop_iterations_unbounded): Sanity check the
17729 profile with known upper bound; return 3 when profile is absent.
17730 (expected_loop_iterations): Update.
17732 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
17734 * loop-doloop.c (doloop_optimize): Use get_estimated_loop_iterations_int
17735 and get_max_loop_iterations_int.
17737 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
17739 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can not produce
17740 realistic upper bounds here.
17742 2016-05-20 Jakub Jelinek <jakub@redhat.com>
17745 * gimple-fold.c (gimple_fold_call): Do not remove lhs of noreturn
17746 calls if the LHS is variable length or has addressable type.
17747 If targets[0]->decl is a noreturn call with void return type and
17748 zero arguments, adjust fntype and remove lhs in that case.
17750 2016-05-20 Marc Glisse <marc.glisse@inria.fr>
17752 PR tree-optimization/71079
17753 PR tree-optimization/71206
17754 * match.pd ((X ^ Y) ^ (X ^ Z)): Convert the arguments.
17756 2016-05-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
17758 * tree-vectorizer.c (get_vec_alignment_for_decl): New static function.
17759 (get_vec_alignment_for_array_decl): Likewise.
17760 (get_vec_alignment_for_record_decl): Likewise.
17761 (increase_alignment::execute): Move code to find alignment to
17762 get_vec_alignment_for_array_decl and call get_vec_alignment_for_decl.
17763 (type_align_map): New hash_map.
17765 2016-05-20 Richard Guenther <rguenther@suse.de>
17767 PR tree-optimization/29756
17768 * tree.def (BIT_INSERT_EXPR): New tcc_expression tree code.
17769 * expr.c (expand_expr_real_2): Handle BIT_INSERT_EXPR.
17770 * fold-const.c (operand_equal_p): Likewise.
17771 (fold_ternary_loc): Add constant folding of BIT_INSERT_EXPR.
17772 * gimplify.c (gimplify_expr): Handle BIT_INSERT_EXPR.
17773 * tree-inline.c (estimate_operator_cost): Likewise.
17774 * tree-pretty-print.c (dump_generic_node): Likewise.
17775 * tree-ssa-operands.c (get_expr_operands): Likewise.
17776 * cfgexpand.c (expand_debug_expr): Likewise.
17777 * gimple-pretty-print.c (dump_ternary_rhs): Likewise.
17778 * gimple.c (get_gimple_rhs_num_ops): Handle BIT_INSERT_EXPR.
17779 * tree-cfg.c (verify_gimple_assign_ternary): Verify BIT_INSERT_EXPR.
17780 * tree-ssa.c (non_rewritable_lvalue_p): We can rewrite
17781 vector inserts using BIT_FIELD_REF or MEM_REF on the lhs.
17782 (execute_update_addresses_taken): Do it.
17784 2016-05-20 Richard Biener <rguenther@suse.de>
17786 PR tree-optimization/71185
17787 * tree-ssa-loop-prefetch.c (gather_memory_references): Drop
17788 register operations.
17790 2016-05-20 Richard Biener <rguenther@suse.de>
17792 * tree-if-conv.c (add_bb_predicate_gimplified_stmts): Use
17793 gimple_seq_add_seq_without_update.
17794 (release_bb_predicate): Assert we have no operands to free.
17795 (if_convertible_loop_p_1): Calculate post dominators later.
17796 Do not free BB predicates here.
17797 (combine_blocks): Do not recompute BB predicates.
17798 (version_loop_for_if_conversion): Save BB predicates around
17801 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
17803 * function.c (make_epilogue_seq): Remove epilogue_end parameter.
17804 (thread_prologue_and_epilogue_insns): Remove bb_flags. Restructure
17805 code. Ignore sibcalls on EDGE_IGNORE edges.
17806 * shrink-wrap.c (handle_simple_exit): New function. Set EDGE_IGNORE
17807 on edges for sibcalls that run without prologue. The rest of the
17808 function is combined from...
17809 (fix_fake_fallthrough_edge): ... this, and ...
17810 (try_shrink_wrapping): ... a part of this. Remove the bb_with
17811 function argument, make it a local variable.
17813 2016-05-19 Sandra Loosemore <sandra@codesourcery.com>
17815 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Allow
17816 --disable-sjlj-exceptions for TARGET_BI_ARCH to select DWARF-2 EH
17817 for 32-bit mode and SEH for 64-bit.
17818 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): Handle
17819 TARGET_64BIT_DEFAULT.
17821 2016-05-19 Ryan Burn <contact@rnburn.com>
17823 * Makefile.in (GTFILES): Add cilk.h and cilk-common.c.
17824 * gengtype.c (open_base_files): Add cilk.h to ifiles.
17826 2016-05-19 Uros Bizjak <ubizjak@gmail.com>
17828 * sched-deps.c (sched_analyze_2) <case TRAP_IF>: Also
17829 force pending loads from memory.
17831 2016-05-19 Kelvin Nilsen <kelvin@gcc.gnu.org>
17833 * config/rs6000/altivec.md (UNSPEC_DARN): New unspec constant.
17834 (UNSPEC_DARN_32): New unspec constant.
17835 (UNSPEC_DARN_RAW): New unspec constant.
17836 (darn_32): New instruction.
17837 (darn_raw): New instruction.
17838 (darn): New instruction.
17839 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_0): Add
17840 support and documentation for this macro.
17841 (BU_P9_MISC_1): New macro definition.
17842 (BU_P9_64BIT_MISC_0): New macro definition.
17843 (BU_P9_MISC_0): New macro definition.
17844 (darn_32): New builtin definition.
17845 (darn_raw): New builtin definition.
17846 (darn): New builtin definition.
17847 * config/rs6000/rs6000.c: Add #define RS6000_BUILTIN_0 and #undef
17848 RS6000_BUILTIN_0 directives to surround each occurrence of
17849 #include "rs6000-builtin.def".
17850 (rs6000_builtin_mask_calculate): Add in the RS6000_BTM_MODULO and
17851 RS6000_BTM_64BIT flags to the returned mask, depending on
17853 (def_builtin): Correct an error in the assignments made to the
17854 debugging variable attr_string.
17855 (rs6000_expand_builtin): Add support for no-operand built-in
17857 (builtin_function_type): Remove fatal_error assertion that is no
17859 (rs6000_common_init_builtins): Add support for no-operand built-in
17861 * config/rs6000/rs6000.h (RS6000_BTM_MODULO): New macro
17863 (RS6000_BTM_PURE): Enhance comment to clarify intent of this flag
17865 (RS6000_BTM_64BIT): New macro definition.
17866 * doc/extend.texi: Document __builtin_darn (void),
17867 __builtin_darn_raw (void), and __builtin_darn_32 (void) built-in
17870 2016-05-19 Jan Hubicka <hubicka@ucw.cz>
17872 * tree-vect-loop.c (vect_analyze_loop_2): Use also
17873 max_loop_iterations_int.
17875 2016-05-19 Marek Polacek <polacek@redhat.com>
17877 PR tree-optimization/71031
17878 * tree-vrp.c (extract_range_from_binary_expr_1): Turn assert into a
17879 condition and adjust the code a bit.
17881 2016-05-19 Martin Liska <mliska@suse.cz>
17883 * tree-vect-stmts.c (vectorizable_simd_clone_call): Utilize
17884 auto_vec instead of vec.
17886 2016-05-19 Martin Liska <mliska@suse.cz>
17888 * tree-parloops.c (oacc_entry_exit_ok): Release a vector.
17890 2016-05-19 Martin Liska <mliska@suse.cz>
17892 * tree-if-conv.c (ifcvt_repair_bool_pattern): Utilize auto_vecs.
17894 2016-05-19 Martin Liska <mliska@suse.cz>
17896 * ipa-pure-const.c (set_function_state): Remove an existing
17898 (remove_node_data): Do not free it as it's released
17899 in set_function_state.
17901 2016-05-19 Martin Liska <mliska@suse.cz>
17903 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Release
17906 2016-05-19 Martin Liska <mliska@suse.cz>
17908 * omp-simd-clone.c (simd_clone_adjust): Release vector.
17910 2016-05-19 Martin Liska <mliska@suse.cz>
17912 * tree-ssa-reassoc.c (eliminate_duplicate_pair): Truncate
17913 an auto_vec instead of re-creating it.
17915 2016-05-19 Martin Liska <mliska@suse.cz>
17917 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Use
17918 auto_vec instead of vec.
17920 2016-05-19 Martin Liska <mliska@suse.cz>
17922 * lto-section-in.c (lto_get_section_data): Call
17923 lto_check_version with additional argument.
17924 * lto-streamer.c (lto_check_version): Add new argument.
17925 * lto-streamer.h (lto_check_version): Likewise.
17927 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17929 * config/arm/arm.c (arm_new_rtx_costs, SIGN_EXTEND case):
17930 Don't add cost of inner memory when handling sign-extended loads.
17932 2016-05-19 Ilya Enkovich <ilya.enkovich@intel.com>
17934 PR rtl-optimization/71148
17935 * cse.c (cse_main): Free dominance info.
17936 (rest_of_handle_cse): Don't free dominance info.
17937 (rest_of_handle_cse2): Likewise.
17938 (rest_of_handle_cse_after_global_opts): Likewise.
17940 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17943 * config/arm/arm-builtins.c (arm_builtin_vectorized_function): Return
17944 NULL_TREE early if NEON is not available. Remove now redundant check
17945 in ARM_CHECK_BUILTIN_MODE.
17947 2016-05-19 Maxim Ostapenko <m.ostapenko@samsung.com>
17950 * cppbuiltin.c (define_builtin_macros_for_compilation_flags): Add new
17951 builtin __SANITIZE_THREAD__ macros for fsanitize=thread switch.
17952 * doc/cpp.texi: Document new macros.
17954 2016-05-19 Bin Cheng <bin.cheng@arm.com>
17956 PR tree-optimization/69848
17957 * tree-vect-loop.c (vectorizable_reduction): Don't factor
17958 comparison expr out of VEC_COND_EXPR for COND_REDUCTION.
17960 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
17962 * function.c (thread_prologue_and_epilogue_insn): Move the
17963 "goto epilogue_done" one block later.
17965 2016-05-19 Richard Biener <rguenther@suse.de>
17967 PR tree-optimization/70729
17968 * passes.def: Move LIM pass before PRE. Remove no longer
17969 required copyprop and move first DCE out of the loop pipeline.
17971 2016-05-18 David Malcolm <dmalcolm@redhat.com>
17974 * Makefile.in (GCC_OBJS): Move spellcheck.o to...
17975 (OBJS-libcommon-target): ...here.
17976 * opts-common.c: Include spellcheck.h.
17977 (cmdline_handle_error): Build a vec of valid options and use it
17978 to suggest provide hints for misspelled arguments.
17980 2016-05-18 Jakub Jelinek <jakub@redhat.com>
17983 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Don't drop
17984 lhs if it has TREE_ADDRESSABLE type.
17986 2016-05-18 Uros Bizjak <ubizjak@gmail.com>
17989 * config/alpha/alpha.md (trap): Add (use (reg:DI 29)).
17990 (*exception_receiver_1): Return "#" for TARGET_EXPLICIT_RELOCS.
17992 2016-05-18 Martin Jambor <mjambor@suse.cz>
17995 * ipa-cp.c (ipa_get_jf_pass_through_result): Allow non-ip constant
17996 input for NOP_EXPR pass-through functions.
17997 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Allow
17998 aggregate global constant VAR_DECLs in constant jump functions.
18000 2016-05-18 Martin Jambor <mjambor@suse.cz>
18003 * ipa-prop.c (parm_preserved_before_stmt_p): Return true for loads
18004 from TREE_READONLY parameters.
18006 2016-05-18 Martin Jambor <mjambor@suse.cz>
18009 * cgraph.h (cgraph_indirect_call_info): New field
18010 guaranteed_unmodified.
18011 * ipa-cp.c (ipa_get_indirect_edge_target_1): Also pass parameter value
18012 to ipa_find_agg_cst_for_param, check guaranteed_unmodified when
18014 * ipa-inline-analysis.c (evaluate_conditions_for_known_args): Also
18015 pass the parameter value to ipa_find_agg_cst_for_param.
18016 * ipa-prop.c (ipa_load_from_parm_agg): New parameter
18017 guaranteed_unmodified, store AA results there instead of bailing out
18019 (ipa_note_param_call): Also initialize guaranteed_unmodified flag.
18020 (ipa_analyze_indirect_call_uses): Also set guaranteed_unmodified flag.
18021 (find_constructor_constant_at_offset): New function.
18022 (ipa_find_agg_cst_from_init): Likewise.
18023 (ipa_find_agg_cst_for_param): Also seearch for aggregate values in
18024 static initializers of contants, report back through a new paameter
18025 from_global_constant if that was the case.
18026 (try_make_edge_direct_simple_call): Also pass parameter value to
18027 ipa_find_agg_cst_for_param, check guaranteed_unmodified when
18029 (ipa_write_indirect_edge_info): Stream new flag guaranteed_unmodified.
18030 (ipa_read_indirect_edge_info): Likewise.
18031 * ipa-prop.h (ipa_find_agg_cst_for_param): Update declaration.
18032 (ipa_load_from_parm_agg): Likewise.
18034 2016-05-18 Jiong Wang <jiong.wang@arm.com>
18036 PR rtl-optimization/71150
18037 * lra-constraint (process_addr_reg): Guard "in_class_p" with REG_P
18040 2016-05-18 Michael Meissner <meissner@linux.vnet.ibm.com>
18043 * config/rs6000/constraints.md (wE constraint): New constraint
18044 for a vector constant that can be loaded with XXSPLTIB.
18045 (wM constraint): New constraint for a vector constant of a 1's.
18046 (wS constraint): New constraint for a vector constant that can be
18047 loaded with XXSPLTIB and a vector sign extend instruction.
18048 * config/rs6000/predicates.md (xxspltib_constant_split): New
18049 predicates for wE/wS constraints.
18050 (xxspltib_constant_nosplit): Likewise.
18051 (easy_vector_constant): Add support for constants that can be
18052 loaded via XXSPLTIB.
18053 (all_ones_constant): New predicate for vector constant with all
18055 (splat_input_operand): Add support for ISA 3.0 word splat operations.
18056 * config/rs6000/rs6000.c (xxspltib_constant_p): New function to
18057 return if a constant can be loaded with the ISA 3.0 XXSPLTIB
18058 instruction and possibly with a sign extension.
18059 (output_vec_const_move): Add support for XXSPLTIB. If we are
18060 loading up 0/-1 into Altivec registers, prefer using VSPLTISW
18061 instead of XXLXOR/XXLORC.
18062 (rs6000_expand_vector_init): Add support for ISA 3.0 word splat
18064 (rs6000_legitimize_reload_address): Likewise.
18065 (rs6000_output_move_128bit): Use output_vec_const_move to emit
18067 * config/rs6000/vsx.md (VSX_M): Add TImode (if -mvsx-timode) and
18068 combine VSX_M and VSX_M2 into one iterator.
18069 (VSX_M2): Likewise.
18070 (VSINT_84): New iterators for loading constants with XXSPLTIB.
18071 (VSINT_842): Likewise.
18072 (UNSPEC_VSX_SIGN_EXTEND): New UNSPEC.
18073 (xxspltib_v16qi): New insns to load up constants with the ISA 3.0
18074 XXSPLTIB instruction.
18075 (xxspltib_<mode>_nosplit): Likewise.
18076 (xxspltib_<mode>_split): New insn to load up constants with
18077 XXSPLTIB and a sign extend instruction.
18078 (vsx_mov<mode>): Replace single move that handled all vector types
18079 with separate 32-bit and 64-bit moves. Combine the movti_<bit>
18080 moves (when -mvsx-timode is in effect) into the main vector
18081 moves. Eliminate separate moves for <VSr> <VSa>, where the
18082 preferred register class (<VSr>) is listed first, and the
18083 secondary register class (<VSa>) is listed second with a '?' to
18084 discourage use. Prefer loading 0/-1 in any VSX register for ISA
18085 3.0, and Altivec registers for ISA 2.06/2.07 (PR target/70915) so
18086 that if the register was involved in a slow operation, the
18087 clear/set operation does not wait for the slow operation to
18088 finish. Adjust the length attributes for 32-bit mode. Use
18089 rs6000_output_move_128bit and drop the use of the string
18090 instructions for 32-bit movti when -mvsx-timode is in effect. Use
18091 spacing so that the alternatives and attributes don't generate
18092 long lines, and put things in columns, so that it is easier to
18093 match up the operands and attributes with the insn alternatives.
18094 (vsx_mov<mode>_64bit): Likewise.
18095 (vsx_mov<mode>_32bit): Likewise.
18096 (vsx_movti_64bit): Fold movti into normal vector moves.
18097 (vsx_movti_32bit): Likewise.
18098 (vsx_splat_<mode>, V4SI/V4SF modes): Add support for ISA 3.0 word
18099 splat instructions.
18100 (vsx_splat_v4si_internal): Likewise.
18101 (vsx_splat_v4sf_internal): Likewise.
18102 (vector fusion peepholes): Use VSX_M instead of VSX_M2.
18103 (vsx_sign_extend_qi_<mode>): New ISA 3.0 instructions to sign
18104 extend vector elements.
18105 (vsx_sign_extend_hi_<mode>): Likewise.
18106 (vsx_sign_extend_si_v2di): Likewise.
18107 * config/rs6000/rs6000-protos.h (xxspltib_constant_p): Add
18109 * doc/md.texi (PowerPC constraints): Document the wE, wM, and wS
18110 constraints. Add trailing period to wL documentation.
18112 2016-05-18 Richard Sandiford <richard.sandiford@arm.com>
18114 PR middle-end/71020
18115 * tree-dfa.h (replace_abnormal_ssa_names): Declare.
18116 * tree-dfa.c (replace_abnormal_ssa_names): New function.
18117 * tree-call-cdce.c: Include tree-dfa.h.
18118 (can_guard_call_p): New function, extracted from...
18119 (can_use_internal_fn): ...here.
18120 (shrink_wrap_one_built_in_call_with_conds): Remove failure path
18122 (shrink_wrap_one_built_in_call): Likewise.
18123 (use_internal_fn): Likewise.
18124 (shrink_wrap_conditional_dead_built_in_calls): Update accordingly
18125 and return void. Call replace_abnormal_ssa_names.
18126 (pass_call_cdce::execute): Check can_guard_call_p during the
18127 initial walk. Assume shrink_wrap_conditional_dead_built_in_calls
18128 will always change something.
18130 2016-05-18 Martin Jambor <mjambor@suse.cz>
18133 * ipa-prop.c (determine_locally_known_aggregate_parts): Bail out early
18134 if parameter PARAM_IPA_MAX_AGG_ITEMS is zero.
18136 2016-05-18 Martin Jambor <mjambor@suse.cz>
18139 * ipa-inline.h (condition): New field size.
18140 * ipa-inline-analysis.c (add_condition): New parameter SIZE, use it
18141 for comaprison and store it into the new condition.
18142 (evaluate_conditions_for_known_args): Use condition size to check
18143 access sizes for all but CHANGED conditions.
18144 (unmodified_parm_1): New parameter size_p, store access size into it.
18145 (unmodified_parm): Likewise.
18146 (unmodified_parm_or_parm_agg_item): Likewise.
18147 (eliminated_by_inlining_prob): Pass NULL to unmodified_parm as size_p.
18148 (set_cond_stmt_execution_predicate): Extract access sizes and store
18149 them to conditions.
18150 (set_switch_stmt_execution_predicate): Likewise.
18151 (will_be_nonconstant_expr_predicate): Likewise.
18152 (will_be_nonconstant_predicate): Likewise.
18153 (inline_read_section): Stream condition size.
18154 (inline_write_summary): Likewise.
18156 2016-05-18 Richard Biener <rguenther@suse.de>
18158 * tree-ssa-loop-im.c (determine_max_movement): Properly add
18159 condition cost to PHI cost instead of total_cost.
18161 2016-05-18 Martin Liska <mliska@suse.cz>
18164 * ipa-icf.c (sem_variable::merge): Set DECL_PT_UID for
18167 2016-05-18 Richard Biener <rguenther@suse.de>
18169 * lto-streamer.h (LTO_major_version): Bump to 6.
18171 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
18173 * function.c (make_split_prologue_seq, make_prologue_seq,
18174 make_epilogue_seq): New functions, factored out from...
18175 (thread_prologue_and_epilogue_insns): Here.
18177 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
18179 * function.c (rest_of_handle_thread_prologue_and_epilogue): Call
18180 cleanup_cfg with CLEANUP_EXPENSIVE after shrink-wrapping instead
18181 of before. Add a comment.
18183 2016-05-18 Bin Cheng <bin.cheng@arm.com>
18185 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check invariant
18186 expression pointer, not pointer to the pointer.
18188 2016-05-18 Jakub Jelinek <jakub@redhat.com>
18190 * config/i386/sse.md (pbroadcast_evex_isa): New mode attr.
18191 (avx2_pbroadcast<mode>): Add another alternative with v instead
18192 of x constraints in it, using <pbroadcast_evex_isa> isa.
18193 (avx2_pbroadcast<mode>_1): Similarly, add two such alternatives.
18195 * config/i386/sse.md (<ssse3_avx2>_palignr<mode>): Use
18196 constraint x instead of v in second alternative, add avx512bw
18199 * config/i386/sse.md (<ssse3_avx2>_pshufb<mode>3<mask_name>): Use
18200 constraint x instead of v in second alternative, add avx512bw
18203 * config/i386/sse.md (*<ssse3_avx2>_pmulhrsw<mode>3<mask_name>): Use
18204 constraint x instead of v in second alternative, add avx512bw
18207 * config/i386/sse.md (avx2_pmaddubsw256, ssse3_pmaddubsw128): Add
18208 avx512bw alternative.
18210 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
18212 * config/i386/sse.md (define_insn "*andnot<mode>3"): Extend static
18213 array to 128 chars.
18214 (define_insn "*andnottf3"): Ditto.
18215 (define_insn "*<code><mode>3"/any_logic): Ditto.
18216 (define_insn "*<code>tf3"/any_logic): Ditto.
18217 (define_insn "sse2_storehpd"): Use Yv constraint for scalar
18218 operand to block AVX-512VL insn variant emit when it is not enabled.
18220 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
18222 * config/i386/sse.md (define_insn "*vec_concatv2sf_sse4_1"): Use 'Yv'
18223 constraint fot SF mode.
18225 2016-05-18 Petr Murzin <petr.murzin@intel.com>
18226 Kirill Yukhin <kirill.yukhin@intel.com>
18228 * config/i386/sse.md (define_insn "srcp14<mode>"): Use proper operand
18230 (define_insn "rsqrt14<mode>"): Ditto.
18231 (define_insn "<mask_codefor>avx512dq_cvtps2qqv2di<mask_name>"): Ditto.
18232 (define_insn "<fixsuffix>fix_truncv2sfv2di2<mask_name>"): Ditto.
18233 (define_insn "avx512f_<code>v8div16qi2_mask_store"): Ditto.
18234 (define_insn "vec_set_hi_<mode><mask_name>"): Ditto.
18235 (define_insn "<mask_codefor>avx512dq_broadcast<mode><mask_name>"):
18237 (define_insn "*avx512f_gatherdi<mode>"): Ditto.
18238 (define_insn "*avx512f_scatterdi<mode>"): Ditto.
18239 * config/i386/i386.c (ix86_print_operand): Expand check for size
18240 override codes for Intel syntax.
18242 2016-05-18 Richard Biener <rguenther@suse.de>
18244 PR tree-optimization/71168
18245 * tree-loop-distribution.c (distribute_loop): Move *destroy_p
18246 initialization earlier.
18248 2016-05-18 James Greenhalgh <james.greenhalgh@arm.com>
18250 * config/aarch64/aarch64-simd.md
18251 (aarch64_reduc_plus_internal<mode>): Rename to...
18252 (reduc_plus_scal): ...This, and remove previous implementation.
18254 2016-05-18 Richard Biener <rguenther@suse.de>
18256 * passes.def: Put late dse and cd_dce in canonical order.
18258 2016-05-17 Jan Hubicka <hubicka@ucw.cz>
18260 * ipa-inline-transform.c (preserve_function_body_p): Look for
18261 first non-thunk clone.
18262 (save_function_body): Save into first non-thunk.
18263 * lto-cgraph.c (lto_output_edge): When streaming thunk do not look
18265 (lto_output_node): Inline thunks don't need body in every
18267 * lto-streamer-in.c: Do not fixup thunk clones.
18268 * cgraphclones.c (cgraph_node::create_edge_including_clone): Skip
18270 * tree-inline.c (copy_bb): Be prepared for target node to be new after
18273 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
18275 PR middle-end/63586
18276 * tree-ssa-reassoc.c (transform_add_to_multiply): New.
18277 (reassociate_bb): Call transform_add_to_multiply.
18279 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
18281 * config/aarch64/aarch64.c (all_extensions): Removed unused
18284 2016-05-17 Nathan Sidwell <nathan@acm.org>
18286 * config/nvptx/nvptx.c (nvptx_function_arg_boundary): New.
18287 (TARGET_FUNCTION_ARG_BOUNDARY): Override.
18289 2016-05-17 Mikhail Maltsev <maltsevm@gmail.com>
18291 PR tree-optimization/54579
18292 PR middle-end/55299
18293 * match.pd (~(~X >> Y), ~(~X >>r Y), ~(~X <<r Y)): New patterns.
18295 2016-05-17 Marek Polacek <polacek@redhat.com>
18298 * tree-inline.c (expand_call_inline): Call
18299 maybe_remove_unused_call_args.
18301 2016-05-17 Jim Wilson <jim.wilson@linaro.org>
18303 * doc/cpp.texi (__GNUC__): Major version changes are no longer rare.
18304 * doc/invoke.texi (-mnan=2008): Change signalling to signaling.
18305 * doc/md.texi (fmin@var{m}3): Likewise.
18307 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
18309 * match.pd (X & C): New transformation.
18311 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
18313 * match.pd (~X & Y): New transformation.
18315 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
18317 * tree-vrp.c (simplify_truth_ops_using_ranges): Set range
18318 information for new SSA_NAME.
18319 (simplify_conversion_using_ranges): Get range through get_range_info
18320 instead of get_value_range.
18322 2016-05-17 Jiong Wang <jiong.wang@arm.com>
18324 * config/aarch64/arm_neon.h (vmvn_s8): Reimplement using C operator.
18325 Remove inline assembly.
18326 (vmvn_s16): Likewise.
18327 (vmvn_s32): Likewise.
18328 (vmvn_u8): Likewise.
18329 (vmvn_u16): Likewise.
18330 (vmvn_u32): Likewise.
18331 (vmvnq_s8): Likewise.
18332 (vmvnq_s16): Likewise.
18333 (vmvnq_s32): Likewise.
18334 (vmvnq_u8): Likewise.
18335 (vmvnq_u16): Likewise.
18336 (vmvnq_u32): Likewise.
18337 (vmvn_p8): Likewise.
18338 (vmvnq_p16): Likewise.
18340 2016-05-17 Jiong Wang <jiong.wang@arm.com>
18342 * config/aarch64/aarch64-simd.md (vmul_n_f32): Remove inline assembly.
18344 (vmul_n_s16): Likewise.
18345 (vmul_n_s32): Likewise.
18346 (vmul_n_u16): Likewise.
18347 (vmul_n_u32): Likewise.
18348 (vmulq_n_f32): Likewise.
18349 (vmulq_n_f64): Likewise.
18350 (vmulq_n_s16): Likewise.
18351 (vmulq_n_s32): Likewise.
18352 (vmulq_n_u16): Likewise.
18353 (vmulq_n_u32): Likewise.
18355 2016-05-17 Jiong Wang <jiong.wang@arm.com>
18357 * config/aarch64/aarch64-simd.md (*aarch64_mul3_elt_to_128df): Extend
18358 to all supported modes. Rename to "*aarch64_mul3_elt_from_dup".
18360 2016-05-17 Jiong Wang <jiong.wang@arm.com>
18362 * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_to_128df): Rename
18363 to *aarch64_fma4_elt_from_dup<mode>.
18364 (*aarch64_fnma4_elt_to_128df): Rename to
18365 *aarch64_fnma4_elt_from_dup<mode>.
18366 * config/aarch64/arm_neon.h (vfma_n_f64): New.
18367 (vfms_n_f32): Likewise.
18368 (vfms_n_f64): Likewise.
18369 (vfmsq_n_f32): Likewise.
18370 (vfmsq_n_f64): Likewise.
18372 2016-05-17 Gerald Pfeifer <gerald@pfeifer.com>
18374 * wide-int.h: Change fixed_wide_int_storage from class to struct.
18376 2016-05-17 Richard Biener <rguenther@suse.de>
18378 PR tree-optimization/71132
18379 * tree-loop-distribution.c (create_rdg_cd_edges): Pass in loop.
18380 Only add control dependences for blocks in the loop.
18381 (build_rdg): Adjust.
18382 (generate_code_for_partition): Return whether loop should
18383 be destroyed and delay that.
18384 (distribute_loop): Likewise.
18385 (pass_loop_distribution::execute): Record loops to be destroyed
18386 and perform delayed destroying of loops.
18388 2016-05-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18391 * config/aarch64/aarch64-simd.md (aarch64_vmls<mode>): Delete.
18393 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
18395 * config/aarch64/aarch64-elf.h (ASM_OUTPUT_DEF): Delete.
18397 2016-05-17 Ilya Enkovich <ilya.enkovich@intel.com>
18400 * config/i386/i386.c (dimode_scalar_chain::convert_op): Fix
18401 insertion point for instructions generated by validize_mem.
18403 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
18405 * config/aarch64/aarch64.c (SHIFT_COUNT_TRUNCATED): Wrap definition
18408 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
18410 * config/aarch64/aarch64.c
18411 (aarch64_output_simd_mov_immediate): Make "buf_size" a variable
18412 rather than a macro.
18414 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
18416 * doc/invoke.texi (AArch64 Options): Various updates.
18418 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
18420 * ipa-inline-analysis.c (compute_inline_parameters): Disable inlinig
18421 into instrumentation thunks.
18422 * cif-code.def (CIF_CHKP): New.
18424 2016-05-16 Uros Bizjak <ubizjak@gmail.com>
18426 * config/i386/xopintrin.h: Correct "unsinged" typo in the comments.
18428 2016-05-16 Martin Jambor <mjambor@suse.cz>
18430 * hsa-gen.c (fillup_for_decl): Increase alignment to natural one.
18431 (get_symbol_for_decl): Sorry if a global symbol in under-aligned.
18433 2016-05-16 Marek Polacek <polacek@redhat.com>
18435 * gimple.c (maybe_remove_unused_call_args): Fix typos in the
18438 2016-05-16 Martin Jambor <mjambor@suse.cz>
18441 * omp-low.c (grid_expand_target_grid_body): Copy RESULT_DECL of
18442 the outlined kernel function.
18444 2016-05-16 Robert Suchanek <robert.suchanek@imgtec.com>
18446 * config/mips/mips.h (ISA_HAS_LSA): Enable for -mmsa.
18447 (ISA_HAS_DLSA): Ditto.
18449 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
18451 * config/mips/m5100.md (m51_int_load): Update the latency to 2.
18453 2016-05-16 Nathan Sidwell <nathan@acm.org>
18455 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): Revert.
18456 (nvptx_name_replacement): Restore. Add comment.
18457 (write_fn_proto, write_fn_proto_from_insn,
18458 nvptx_output_call_insn): Restore
18459 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Delete.
18461 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
18463 * config/aarch64/aarch64.md
18464 (add<mode>3_compareC_cconly_imm): Remove use of %w.
18465 (add<mode>3_compareC_imm): Likewise.
18466 (<optab>si3_uxtw): Split into register and immediate variants.
18467 (andsi3_compare0_uxtw): Likewise.
18468 (and<mode>3_compare0): Likewise.
18469 (and<mode>3nr_compare0): Likewise.
18470 (stack_protect_test_<mode>): Don't use %x for memory operands.
18472 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
18474 * config/mips/mips-cpus.def (p5600): Add multi-line brackets.
18476 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
18478 * config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3):
18479 Split integer shifts into shift_reg and bfm.
18480 (aarch64_lshr_sisd_or_int_<mode>3): Likewise.
18481 (aarch64_ashr_sisd_or_int_<mode>3): Likewise.
18482 (ror<mode>3_insn): Likewise.
18483 (<optab>si3_insn_uxtw): Likewise.
18484 (<optab><mode>3_insn): Change to rotate_imm.
18485 (extr<mode>5_insn_alt): Likewise.
18486 (extrsi5_insn_uxtw): Likewise.
18487 (extrsi5_insn_uxtw_alt): Likewise.
18489 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
18491 * doc/tm.texi: Regenerate.
18492 * doc/tm.texi.in (TARGET_INVALID_PARAMETER_TYPE): Remove.
18493 (TARGET_INVALID_RETURN_TYPE): Remove.
18494 * system.h: Poison TARGET_INVALID_PARAMETER_TYPE and
18495 TARGET_INVALID_RETURN_TYPE.
18496 * target.def (invalid_parameter_type): Remove.
18497 (invalid_return_type): Remove.
18499 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
18501 * ipa-inline-analysis.c (compute_inline_parameters): Be more reailistic
18502 on estimating thunk bodies; do not set inline_failed to CIF_THUNK for
18504 * ipa-inline-transform.c (inline_call): When inlining into thunk produce
18506 (preserve_function_body_p): No need to preserve function body
18507 * cif-codes.def (CIF_THUNK): Remove.
18508 * cgraphclones.c (duplicate_thunk_for_node): Thunks calls are inlinable.
18510 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
18512 * tree-inline.c (expand_call_inline): recurse after inlining thunk.
18514 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
18516 * tree.c (free_lang_data_in_decl): Also set target/optimization flags
18519 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
18521 * ipa-inline.c (report_inline_failed_reason): Look into thunks, too
18522 (inline_small_functions): Do not look for function symbol when
18525 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
18527 * lto-cgraph.c (compute_ltrans_boundary, output_symtab): Fix handling
18530 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
18531 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
18532 Jiong Wang <jiong.wang@arm.com>
18534 * config/arm/arm-c.c (arm_cpu_builtins): Use def_or_undef_macro
18535 for __ARM_FP16_FORMAT_IEEE and __ARM_FP16_FORMAT_ALTERNATIVE.
18536 Define __ARM_FP16_ARGS when appropriate.
18537 * config/arm/arm.c (arm_invalid_parameter_type): Remove
18539 (arm_invalid_return_type): Likewise.
18540 (TARGET_INVALID_PARAMETER_TYPE): Remove.
18541 (TARGET_INVALID_RETURN_TYPE): Remove.
18542 (aapcs_vfp_sub_candidate): Allow HFmode.
18543 (aapcs_vfp_allocate): Add comment. Support HFmode.
18544 (aapcs_vfp_allocate_return_reg): Likewise.
18545 (struct aapcs_cp_arg_layout): Slightly reword comments for
18546 is_return_candidate and allocate_return_reg.
18547 (output_mov_vfp): Update assert.
18548 (arm_hard_regno_mode_ok): Remove comment, update HF-mode
18550 (arm_invalid_parameter_type): Remove.
18551 (amr_invalid_return_type): Remove.
18552 * config/arm/arm.h (TARGET_NEON_FP16): Fix definition.
18553 * config/arm/arm.md (*arm32_movhf): Disable for TARGET_VFP.
18554 * config/arm/vfp.md (*movhf_vfp): Enable for TARGET_VFP.
18556 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
18558 * config/aarch64/aarch64.h (LEGITIMIZE_RELOAD_ADDRESS): Remove.
18559 * config/aarch64/arch64-protos.h
18560 (aarch64_legitimize_reload_address): Remove.
18561 * config/aarch64/aarch64.c (aarch64_legitimize_reload_address):
18564 2016-05-16 Eric Botcazou <ebotcazou@adacore.com>
18566 * configure.ac: Add ACX_NONCANONICAL_HOST.
18567 * configure: Regenerate.
18568 * Makefile.in: Set host_noncanonical.
18570 2016-05-14 Uros Bizjak <ubizjak@gmail.com>
18573 * config/i386/i386.md (*movtf_internal): Before register allocation,
18574 do not allow FP constants for CM_MEDIUM memory model, allow only
18575 standard FP constants for CM_LARGE and CM_LARGE_PIC models.
18576 (*movxf_internal): Ditto.
18577 (*movdf_internal): Ditto.
18578 (*movsf_internal): Ditto.
18580 2016-05-13 Segher Boessenkool <segher@kernel.crashing.org>
18582 PR rtl-optimization/67483
18583 * combine.c (make_compound_operation): Don't call extract_left_shift
18584 with negative shift amounts.
18586 2016-05-13 Jakub Jelinek <jakub@redhat.com>
18589 * fold-const.c (fold_checksum_tree): Allow modification
18590 of TYPE_ALIAS_SET during folding.
18592 * config/i386/i386.c (ix86_compute_frame_layout, ix86_expand_prologue,
18593 ix86_expand_split_stack_prologue): Use HOST_WIDE_INT_C macro.
18594 (ix86_split_to_parts): Likewise. Fix up formatting.
18596 2016-05-13 H.J. Lu <hongjiu.lu@intel.com>
18598 * tree-ssa-loop-ivopts.c (create_new_ivs): Cast to
18599 unsigned HOST_WIDE_INT with HOST_WIDE_INT_PRINT_UNSIGNED in
18602 2016-05-13 Nathan Sidwell <nathan@acm.org>
18604 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): New.
18605 (nvptx_name_replacement): Delete.
18606 (write_fn_proto, write_fn_proto_from_insn,
18607 nvptx_output_call_insn): Remove nvptx_name_replacement call.
18608 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Override.
18609 * langhooks.c (add_builtin_funcction_common): Call
18610 targetm.mangle_decl_assembler_name.
18612 * config/nvptx/nvptx.c (write_fn_proto): Handle
18613 BUILT_IN_ATOMIC_COMPARE_EXCHANGE_n oddity.
18615 2016-05-13 Martin Liska <mliska@suse.cz>
18617 * tree-ssa-loop-ivopts.c (create_new_ivs): Use HOST_WIDE_INT_PRINT_DEC
18618 and PRIu64 in printf format.
18620 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18622 * tree-ssa-loop-ivanon.c (try_unroll_loop_completely): Typo fix in
18625 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18627 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
18628 Change --param max-completely-peeled-times to
18629 --param max-completely-peel-times in dump file printing.
18631 2016-05-13 Richard Biener <rguenther@suse.de>
18633 PR tree-optimization/42587
18634 * tree-ssa-math-opts.c (perform_symbolic_merge): Handle BIT_FIELD_REF.
18635 (find_bswap_or_nop_1): Likewise.
18636 (bswap_replace): Likewise.
18638 2016-05-13 Martin Liska <mliska@suse.cz>
18640 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern):
18641 Initialize a variable with default value.
18643 2016-05-13 Martin Liska <mliska@suse.cz>
18645 * doc/invoke.texi: Enhance explanation of error recovery
18648 2016-05-13 Martin Liska <mliska@suse.cz>
18650 * tree-ssa-loop-ivopts.c (avg_loop_niter): Fix coding style.
18651 (struct cost_pair): Change inv_expr_id (int) to inv_expr
18652 (iv_inv_expr_ent *).
18653 (struct iv_inv_expr_ent): Comment struct fields.
18654 (sort_iv_inv_expr_ent): New function.
18655 (struct ivopts_data): Rename inv_expr_id to max_inv_expr_id.
18656 (struct iv_ca): Replace used_inv_expr and num_used_inv_expr with
18657 a hash_map between iv_inv_expr_ent and number of usages.
18658 (niter_for_exit): Fix coding style.
18659 (tree_ssa_iv_optimize_init): Use renamed variable.
18660 (determine_base_object): Fix coding style.
18661 (alloc_iv): Likewise.
18662 (find_interesting_uses_outside): Likewise.
18663 (add_candidate_1): Likewise.
18664 (add_standard_iv_candidates): Likewise.
18665 (set_group_iv_cost): Replace inv_expr_id with inv_expr.
18666 (prepare_decl_rtl): Fix coding style.
18667 (get_address_cost): Likewise.
18668 (get_shiftadd_cost): Likewise.
18669 (force_expr_to_var_cost): Likewise.
18670 (compare_aff_trees): Likewise.
18671 (get_expr_id): Restructure the function.
18672 (get_loop_invariant_expr_id): Renamed to
18673 get_loop_invariant_expr.
18674 (get_computation_cost_at): Replace usage of inv_expr_id with
18676 (get_computation_cost): Likewise.
18677 (determine_group_iv_cost_generic): Likewise.
18678 (determine_group_iv_cost_address): Likewise.
18679 (iv_period): Fix coding style.
18680 (iv_elimination_compare_lt): Likewise.
18681 (may_eliminate_iv): Likewise.
18682 (determine_group_iv_cost_cond): Replace usage of inv_expr_id with
18684 (determine_group_iv_costs): Dump invariant expressions.
18685 (iv_ca_recount_cost): Use the newly added hash_map.
18686 (iv_ca_set_remove_invariants): Fix coding style.
18687 (iv_ca_set_add_invariants): Fix coding style.
18688 (iv_ca_set_no_cp): Utilize the newly added hash_map for used
18690 (iv_ca_set_cp): Likewise.
18691 (iv_ca_new): Initialize the newly added hash_map and remove
18692 initialization of fields.
18693 (iv_ca_free): Delete the hash_map.
18694 (iv_ca_dump): Dump invariant expressions.
18695 (iv_ca_extend): Fix coding style.
18696 (try_add_cand_for): Likewise.
18697 (create_new_ivs): Dump information about # of avg iterations and
18698 # of used invariant expressions.
18699 (rewrite_use_compare): Fix coding style.
18700 (free_loop_data): Set default value for max_inv_expr_id.
18702 2016-05-13 Ilya Enkovich <ilya.enkovich@intel.com>
18704 * cse.c (rest_of_handle_cse): Use cleanup_cfg
18705 returned value cse_cfg_altered computation.
18706 (rest_of_handle_cse2): Likewise.
18707 (rest_of_handle_cse_after_global_opts): Likewise.
18709 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
18712 * config/arm/arm.c (arm32_output_mi_thunk): New.
18713 (arm_output_mi_thunk): Rename to arm_thumb1_mi_thunk. Rework
18714 to split Thumb1 vs TARGET_32BIT functionality.
18715 (arm_thumb1_mi_thunk): New.
18717 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
18719 * config/aarch64/aarch64.c (TARGET_OMIT_STRUCT_RETURN_REG): Set
18722 2016-05-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
18725 * config/i386/i386.c (ix86_in_large_data_p): Guard against NULL exp.
18727 2016-05-13 Eric Botcazou <ebotcazou@adacore.com>
18729 * builtins.c (expand_builtin_memcmp): Do not emit the call here.
18730 (expand_builtin_trap): Emit a regular call.
18731 (set_builtin_user_assembler_name): Remove obsolete cases.
18732 * dse.c (scan_insn): Adjust.
18733 * except.c: Include calls.h.
18734 (sjlj_emit_function_enter): If DONT_USE_BUILTIN_SETJMP is defined,
18735 emit a regular call to setjmp.
18736 * expr.c (emit_block_move_hints): Call emit_block_copy_via_libcall.
18737 (block_move_libcall_safe_for_call_parm): Use memcpy builtin.
18738 (emit_block_move_via_libcall): Delete.
18739 (block_move_fn): Delete.
18740 (init_block_move_fn): Likewise.
18741 (emit_block_move_libcall_fn): Likewise.
18742 (emit_block_op_via_libcall): New function.
18743 (set_storage_via_libcall): Tidy up and use memset builtin.
18744 (block_clear_fn): Delete.
18745 (init_block_clear_fn): Likewise.
18746 (clear_storage_libcall_fn): Likewise.
18747 (expand_assignment): Call emit_block_move_via_libcall.
18748 Do not include gt-expr.h.
18749 * expr.h (emit_block_op_via_libcall): Declare.
18750 (emit_block_copy_via_libcall): New inline function.
18751 (emit_block_move_via_libcall): Likewise.
18752 (emit_block_comp_via_libcall): Likewise.
18753 (block_clear_fn): Delete.
18754 (init_block_move_fn): Likewise.
18755 (init_block_clear_fn): Likewise.
18756 (emit_block_move_via_libcall): Likewise.
18757 (set_storage_via_libcall): Add default parameter value.
18758 * libfuncs.h (enum libfunc_index): Remove obsolete values.
18759 (abort_libfunc): Delete.
18760 (memcpy_libfunc): Likewise.
18761 (memmove_libfunc): Likewise.
18762 (memcmp_libfunc): Likewise.
18763 (memset_libfunc): Likewise.
18764 (setbits_libfunc): Likewise.
18765 (setjmp_libfunc): Likewise.
18766 (longjmp_libfunc): Likewise.
18767 (profile_function_entry_libfunc): Likewise.
18768 (profile_function_exit_libfunc): Likewise.
18769 (gcov_flush_libfunc): Likewise.
18770 * optabs-libfuncs.c (build_libfunc_function): Set DECL_ARTIFICIAL
18771 and DECL_VISIBILITY on the declaration.
18772 (init_optabs): Do not initialize obsolete libfuncs.
18773 * optabs.c (prepare_cmp_insn): Call emit_block_comp_via_libcall.
18774 * tree-core.h (ECF_RET1): Define.
18775 (ECF_TM_PURE): Adjust.
18776 (ECF_TM_BUILTIN): Likewise.
18777 * tree.c (set_call_expr_flags): Deal with ECF_RET1.
18778 (build_common_builtin_nodes): Initialize abort builtin.
18779 Add ECF_RET1 on memcpy, memmove and memset builtins.
18780 Pass final flags for alloca and alloca_with_align builtins.
18781 * config/alpha/alpha.c (alpha_init_libfuncs): Do not initialize
18783 * config/ia64/ia64.c (ia64_vms_init_libfuncs): Likewise.
18784 * config/i386/i386.c (ix86_expand_set_or_movmem): Adjust call to
18785 set_storage_via_libcall and call emit_block_copy_via_libcall.
18787 2016-05-12 Uros Bizjak <ubizjak@gmail.com>
18789 * config/i386/i386.md (*call_got_x32): Change operand 0 to
18790 DImode before it is passed to ix86_output_call_operand.
18791 (*call_value_got_x32): Ditto for operand 1.
18793 2016-05-12 Jiong Wang <jiong.wang@arm.com>
18795 PR rtl-optimization/70904
18796 * lra-constraint.c (process_addr_reg): Relax the restriction on subreg
18797 reload for wide mode.
18799 2016-05-12 Marek Polacek <polacek@redhat.com>
18802 * langhooks-def.h (lhd_incomplete_type_error): Adjust declaration.
18803 * langhooks.c (lhd_incomplete_type_error): Add location parameter.
18804 * langhooks.h (incomplete_type_error): Likewise.
18805 * tree.c (size_in_bytes_loc): Renamed from size_in_bytes. Add location
18806 parameter, pass it down to incomplete_type_error.
18807 * tree.h (size_in_bytes): New inline overload.
18808 (size_in_bytes_loc): Renamed from size_in_bytes.
18810 2016-05-12 Richard Biener <rguenther@suse.de>
18812 PR tree-optimization/71059
18813 * tree-ssa-pre.c (phi_translate_1): Fully fold translated
18814 nary before looking up or entering the expression into the VN
18816 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): Fix comment typo.
18817 Make sure to re-use NARYs without result as inserted by
18820 2016-05-12 Richard Biener <rguenther@suse.de>
18822 PR tree-optimization/71062
18823 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
18825 * tree-ssa-structalias.c (set_uids_in_ptset): Set
18826 vars_contains_restrict if the var is a restrict tag.
18827 * tree-ssa-alias.c (ptrs_compare_unequal): If vars_contains_restrict
18828 do not disambiguate pointers against it.
18829 (dump_points_to_solution): Re-structure and adjust for new
18830 vars_contains_restrict flag.
18831 * gimple-pretty-print.c (pp_points_to_solution): Likewise.
18833 2016-05-12 Martin Liska <mliska@suse.cz>
18835 * doc/invoke.texi: Explain connection between
18836 -fsanitize-recover=address and ASAN_OPTIONS="halt_on_error=1".
18838 2016-05-12 Ilya Enkovich <ilya.enkovich@intel.com>
18840 PR tree-optimization/71006
18841 * tree-vect-loop.c (vect_determine_vectorization_factor): Don't
18842 consider COND_EXPR as a mask producer.
18844 2016-05-12 Marek Polacek <polacek@redhat.com>
18847 * opts.c (common_handle_option): Detect missing argument for --help^.
18849 2016-05-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18852 * config/arm/arm.c (arm_output_multireg_pop): Avoid POP instruction
18853 when popping the PC and within an interrupt handler routine.
18854 Add missing tab to output of "ldmfd".
18855 (output_return_instruction): Output LDMFD with SP update rather
18856 than POP when returning from interrupt handler.
18858 2016-05-12 Jakub Jelinek <jakub@redhat.com>
18860 * config/i386/i386.md (isa): Add x64_avx512dq, enable if
18861 TARGET_64BIT && TARGET_AVX512DQ.
18862 * config/i386/sse.md (*vec_extract<mode>): Add avx512bw alternatives.
18863 (*vec_extract<PEXTR_MODE12:mode>_zext): Add avx512bw alternative.
18864 (*vec_extract<ssevecmodelower>_0, *vec_extractv4si_0_zext,
18865 *vec_extractv2di_0_sse): Use v constraint instead of x constraint.
18866 (*vec_extractv4si): Add avx512dq and avx512bw alternatives.
18867 (*vec_extractv4si_zext): Add avx512dq alternative.
18868 (*vec_extractv2di_1): Add x64_avx512dq and avx512bw alternatives,
18869 use v instead of x constraint in other alternatives where possible.
18871 * config/i386/sse.md (sse2_loadld): Use v instead of x
18872 constraint in alternatives 0,1,4.
18874 * config/i386/sse.md (pinsr_evex_isa): New mode attr.
18875 (<sse2p4_1>_pinsr<ssemodesuffix>): Add 2 alternatives with
18876 v constraints instead of x and <pinsr_evex_isa> isa attribute.
18879 * config/i386/sse.md (<sse2_avx2>_packssdw<mask_name>,
18880 <sse4_1_avx2>_packusdw<mask_name>): Make sure EVEX encoded insn
18881 is not emitted unless TARGET_AVX512BW.
18882 (<sse2_avx2>_packuswb<mask_name>, <sse2_avx2>_packsswb<mask_name>):
18883 Likewise. For TARGET_AVX512BW, use "=v" constraint instead of "=x"
18884 for the result operand.
18886 * config/i386/sse.md (*vec_setv4sf_sse4_1, sse4_1_insertps): Use v
18887 constraint instead of x in avx alternatives. Use maybe_evex instead
18890 * config/i386/constraints.md (Yv): New constraint.
18891 * config/i386/i386.h (VALID_AVX512VL_128_REG_MODE): Allow
18892 TFmode and V1TImode in xmm16+ registers for TARGET_AVX512VL.
18893 * config/i386/i386.md (avx512fvecmode): New mode attr.
18894 (*pushtf): Use v constraint instead of x.
18895 (*movtf_internal): Likewise. For TARGET_AVX512VL and
18896 xmm16+ registers, use vmovdqu64 or vmovdqa64 instructions.
18897 (*absneg<mode>2): Use Yv constraint instead of x constraint.
18898 (*absnegtf2_sse): Likewise.
18899 (copysign<mode>3_const, copysign<mode>3_var): Likewise.
18900 * config/i386/sse.md (*andnot<mode>3): Add avx512vl and
18901 avx512f alternatives.
18902 (*andnottf3, *<code><mode>3, *<code>tf3): Likewise.
18904 2016-05-12 Richard Biener <rguenther@suse.de>
18906 PR tree-optimization/71060
18907 * tree-data-ref.c (initialize_data_dependence_relation): Do not
18908 require exact match of DR_BASE_OBJECT but only matching address and
18911 2016-05-12 Richard Biener <rguenther@suse.de>
18913 PR tree-optimization/70986
18914 * cfganal.c: Include cfgloop.h.
18915 (dfs_find_deadend): Prefer to take edges exiting loops.
18917 2016-05-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
18919 * gcc.target/powerpc/pr70963.c: Require at least power8 at both
18920 compile and run time.
18922 2016-05-11 Mikhail Maltsev <maltsevm@gmail.com>
18925 * doc/invoke.texi (Wduplicate-decl-specifier): Document new option.
18927 2016-05-11 Uros Bizjak <ubizjak@gmail.com>
18929 * config/i386/i386.c (legitimize_pic_address): Use
18930 copy_to_suggested_reg instead of gen_movsi.
18932 2016-05-11 Michael Meissner <meissner@linux.vnet.ibm.com>
18934 * config/rs6000/predicates.md (quad_memory_operand): Move most of
18935 the code into quad_address_p and call it to share code with
18936 vsx_quad_dform_memory_operand.
18937 (vsx_quad_dform_memory_operand): New predicate for ISA 3.0 vector
18939 * config/rs6000/rs6000.opt (-mlra): Switch to being an option mask
18940 bit instead of being a separate word. Split -mpower9-dform into
18941 two switches, -mpower9-dform-scalar and -mpower9-dform-vector.
18942 * config/rs6000/rs6000.c (RELOAD_REG_QUAD_OFFSET): New addr_mask
18943 for the register class supporting 128-bit quad word memory offsets.
18944 (mode_supports_vsx_dform_quad): Helper function to return if the
18945 register class uses quad word memory offsets.
18946 (rs6000_debug_addr_mask): Add support for quad word memory offsets.
18947 (rs6000_debug_reg_global): Always print if we are using LRA or not.
18948 (rs6000_setup_reg_addr_masks): If ISA 3.0 vector d-form
18949 instructions are enabled, set up the appropriate addr_masks for
18951 (rs6000_init_hard_regno_mode_ok): wb constraint is now based on
18952 -mpower9-dform-scalar, instead of -mpower9-dform.
18953 (rs6000_option_override_internal): Split -mpower9-dform into two
18954 switches, -mpower9-dform-scalar and -mpower9-dform-vector. The
18955 -mpower9-dform switch sets or clears both. If we are not using
18956 the LRA register allocator, do not enable -mpower9-dform-vector by
18957 default. If we are using LRA, enable -mpower9-dform-vector and
18958 -mvsx-timode if it is appropriate. Issue a warning if either
18959 -mpower9-dform-vector or -mvsx-timode are explicitly used without
18961 (quad_address_offset_p): New helper function to return if the
18962 offset is legal for quad word memory instructions.
18963 (quad_address_p): New function to determin if GPR or vector
18964 register quad word memory addresses are legal.
18965 (mem_operand_gpr): Validate quad word address offsets.
18966 (reg_offset_addressing_ok_p): Add support for ISA 3.0 vector
18967 d-form (register + offset) instructions.
18968 (offsettable_ok_by_alignment): Likewise.
18969 (rs6000_legitimate_offset_address_p): Likewise.
18970 (legitimate_lo_sum_address_p): Likewise.
18971 (rs6000_legitimize_address): Likewise.
18972 (rs6000_legitimize_reload_address): Add more debug statements for
18974 (rs6000_legitimate_address_p): Add support for ISA 3.0 vector
18975 d-form instructions.
18976 (rs6000_secondary_reload_memory): Add support for ISA 3.0 vector
18977 d-form instructions. Distinguish different cases in debug
18978 output. (rs6000_secondary_reload_inner): Add support for ISA 3.0 vector
18979 d-form instructions.
18980 (rs6000_preferred_reload_class): Likewise.
18981 (rs6000_output_move_128bit): Add support for ISA 3.0 d-form
18982 instructions. If ISA 3.0 is available, generate lxvx/stxvx instead
18983 of the ISA 2.06 indexed memory instructions.
18984 (rs6000_emit_prologue): If we have ISA 3.0 d-form instructions,
18985 use them to save/restore the saved vector registers instead of
18986 using Altivec instructions.
18987 (rs6000_emit_epilogue): Likewise.
18988 (rs6000_lra_p): Use TARGET_LRA instead of the old option word.
18989 (rs6000_opt_masks): Split -mpower9-dform into
18990 -mpower9-dform-scalar and -mpower9-dform-vector.
18991 (rs6000_print_options_internal): Print -mno-<switch> if <switch>
18993 * config/rs6000/vsx.md (p9_vecload_<mode>): Delete hack to emit
18994 ISA 3.0 vector indexed memory instructions, and fold the code into
18995 the normal mov<mode> patterns.
18996 (p9_vecstore_<mode>): Likewise.
18997 (vsx_mov<mode>): Add support for ISA 3.0 vector d-form
18999 (vsx_movti_64bit): Likewise.
19000 (vsx_movti_32bit): Likewise.
19001 * config/rs6000/constraints.md (wO constraint): New constraint for
19002 ISA 3.0 vector d-form support.
19003 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Use
19004 -mpower9-dform-scalar instead of -mpower9-dform. Add note not to
19005 include -mpower9-dform-vector until we switch over to LRA.
19006 (POWERPC_MASKS): Add -mlra. Split -mpower9-dform into two.
19007 switches, -mpower9-dform-scalar and -mpower9-dform-vector.
19008 * config/rs6000/rs6000-protos.h (quad_address_p): Add declaration.
19009 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
19010 for -mpower9-dform and -mlra.
19011 * doc/md.texi (wO constraint): Document wO constraint.
19013 2016-05-11 Alexander Monakov <amonakov@ispras.ru>
19015 * genattr.c (main): Change 'rtx' to 'rtx_insn *' in prototypes of
19016 'insn_latency', 'maximal_insn_latency', 'min_insn_conflict_delay'.
19017 * genautomata.c (output_internal_insn_code_evaluation): Simplify.
19018 Move handling of non-insn arguments inline into the sole user:
19019 (output_trans_func): ...here.
19020 (output_min_insn_conflict_delay_func): Change 'rtx' to 'rtx_insn *'
19021 in emitted function prototype.
19022 (output_internal_insn_latency_func): Ditto. Simplify.
19023 (output_internal_maximal_insn_latency_func): Ditto. Delete
19024 always-unused argument.
19025 (output_insn_latency_func): Ditto.
19026 (output_maximal_insn_latency_func): Ditto.
19028 2016-05-11 Richard Biener <rguenther@suse.de>
19030 PR tree-optimization/71055
19031 * tree-ssa-sccvn.c (vn_reference_lookup_3): When native-interpreting
19032 sth with precision not equal to access size verify we don't chop
19035 2016-05-11 Richard Biener <rguenther@suse.de>
19038 * dwarf2out.c (retry_incomplete_types): Set early_dwarf.
19039 (dwarf2out_finish): Move retry_incomplete_types call ...
19040 (dwarf2out_early_finish): ... here.
19042 2016-05-11 Richard Biener <rguenther@suse.de>
19044 PR middle-end/71002
19045 * alias.c (reference_alias_ptr_type): Preserve alias-set zero
19046 if the langhook insists on it.
19047 * fold-const.c (make_bit_field_ref): Add arg for the original
19048 reference and preserve its alias-set.
19049 (decode_field_reference): Take exp by reference and adjust it
19050 to the original memory reference.
19051 (optimize_bit_field_compare): Adjust callers.
19052 (fold_truth_andor_1): Likewise.
19053 * gimplify.c (gimplify_expr): Adjust in-SSA form test.
19055 2016-05-11 Ilya Enkovich <ilya.enkovich@intel.com>
19057 PR middle-end/70807
19058 * cfgrtl.h (delete_insn_and_edges): Now return bool.
19059 * cfgrtl.c (delete_insn_and_edges): Likewise.
19060 * config/i386/i386.c (convert_scalars_to_vector): Remove
19062 * cse.c (cse_insn): Compute cse_cfg_altered.
19063 (delete_trivially_dead_insns): Likewise.
19064 (cse_cc_succs): Likewise.
19065 (rest_of_handle_cse): Free dominance info if required.
19066 (rest_of_handle_cse2): Likewise.
19067 (rest_of_handle_cse_after_global_opts): Likewise.
19069 2016-05-11 Alan Modra <amodra@gmail.com>
19071 * config/rs6000/rs6000.c (is_complex_IBM_long_double,
19072 abi_v4_pass_in_fpr): New functions.
19073 (rs6000_function_arg_boundary): Exclude complex IBM long double
19074 from 64-bit alignment when ABI_V4.
19075 (rs6000_function_arg, rs6000_function_arg_advance_1,
19076 rs6000_gimplify_va_arg): Use abi_v4_pass_in_fpr.
19078 2016-05-10 Segher Boessenkool <segher@kernel.crashing.org>
19080 PR rtl-optimization/71028
19081 * cfgcleanup.c (try_optimize_cfg): Do not flip a conditional
19082 jump with just a return in the fallthrough block if the branch
19083 block contains just a return as well.
19085 2016-05-10 Marc Glisse <marc.glisse@inria.fr>
19087 * fold-const.c (fold_binary_loc) [(X ^ Y) & Y]: Remove and merge with...
19088 * match.pd ((X & Y) ^ Y): ... this.
19089 ((X & Y) & Y, (X | Y) | Y, (X ^ Y) ^ Y, (X & Y) & (X & Z), (X | Y)
19090 | (X | Z), (X ^ Y) ^ (X ^ Z)): New transformations.
19092 2016-05-10 David Malcolm <dmalcolm@redhat.com>
19094 * read-md.c (require_char_ws): New function.
19095 (read_string): Simplify using require_char_ws.
19096 (handle_constants): Likewise.
19097 (handle_enum): Likewise.
19098 (handle_file): Likewise.
19099 * read-md.h (require_char_ws): New declaration.
19100 * read-rtl.c (read_conditions): Simplify using require_char_ws.
19101 (read_mapping): Likewise.
19102 (read_rtx_code): Likewise.
19103 (read_nested_rtx): Likewise.
19105 2016-05-10 James Norris <jnorris@codesourcery.com>
19107 * config/rs6000/sysv4.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o
19108 if offloading is enabled and -fopenacc or -fopenmp is specified.
19109 (CRTOFFLOADEND): Likewise.
19110 (STARTFILE_LINUX_SPEC): Add CRTOFFLOADBEGIN.
19111 (ENDFILE_LINUX_SPEC): Add CRTOFFLOADEND.
19113 2016-05-10 Uros Bizjak <ubizjak@gmail.com>
19115 * config/i386/i386.c (legitimize_pic_address): Merge 64-bit and 32-bit
19116 gotoff_operand code paths. Use copy_to_suggested_regs and
19117 expand_simple_binop where appropriate. Cleanup.
19119 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
19122 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Allow
19124 (dimode_scalar_chain::vector_const_cost): New.
19125 (dimode_scalar_chain::compute_convert_gain): Handle constants.
19126 (dimode_scalar_chain::convert_op): Likewise.
19127 (dimode_scalar_chain::convert_insn): Likewise.
19129 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
19131 * dwarf2out.c (resolve_args_picking_1): Consider DW_OP_neg as an
19132 unary operation, not a binary one.
19134 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
19136 PR middle-end/70877
19137 * tree-chkp.c (chkp_add_bounds_to_call_stmt): Handle
19138 calls with type casted fndecl.
19140 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
19142 PR tree-optimization/70786
19143 * tree-chkp.c (chkp_find_bounds_1): Support WITH_SIZE_EXPR.
19144 * calls.c (initialize_argument_information): Bind bounds
19145 with corresponding args passed by reference.
19147 2016-05-10 Jakub Jelinek <jakub@redhat.com>
19150 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>),
19151 *<code><mode>3<mask_name>): For !TARGET_AVX512DQ and EVEX encoding,
19152 use vp*[dq] instead of v*p[sd] instructions and adjust mode attribute
19155 2016-05-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
19158 * config/rs6000/vsx.md (vsx_xvcvdpsxds_scale): Generate correct
19159 code for a zero scale factor.
19160 (vsx_xvcvdpuxds_scale): Likewise.
19162 2016-05-10 David Malcolm <dmalcolm@redhat.com>
19164 * diagnostic-show-locus.c (layout::layout): Call show_ruler
19165 if show_ruler_p was set on the context.
19166 (layout::show_ruler): New method.
19167 * diagnostic.h (struct diagnostic_context): Add field
19170 2016-05-10 Richard Biener <rguenther@suse.de>
19172 PR tree-optimization/71039
19173 * tree-ssa-phiprop.c: Include tree-ssa-loop.h.
19174 (chk_uses): New function.
19175 (propagate_with_phi): Verify we can safely replicate the lhs of an
19176 aggregate assignment on all incoming edges.
19178 2016-05-10 Oleg Endo <olegendo@gcc.gnu.org>
19180 * config/rx/rx-protos.h (is_interrupt_func, is_fast_interrupt_func):
19182 (rx_atomic_sequence): New class.
19183 * config/rx/rx.c (rx_print_operand): Use symbolic names for PSW bits.
19184 (is_interrupt_func, is_fast_interrupt_func): Make non-static and
19186 (rx_atomic_sequence::rx_atomic_sequence,
19187 rx_atomic_sequence::~rx_atomic_sequence): New functions.
19188 * config/rx/rx.md (CTRLREG_PSW, CTRLREG_USP, CTRLREG_FPSW, CTRLREG_CPEN,
19189 CTRLREG_BPSW, CTRLREG_BPC, CTRLREG_ISP, CTRLREG_FINTV,
19190 CTRLREG_INTB): New constants.
19191 (FETCHOP): New code iterator.
19192 (fethcop_name, fetchop_name2): New iterator code attributes.
19193 (QIHI): New mode iterator.
19194 (atomic_exchange<mode>, atomic_exchangesi, xchg_mem<mode>,
19195 atomic_fetch_<fetchop_name>si, atomic_fetch_nandsi,
19196 atomic_<fetchop_name>_fetchsi, atomic_nand_fetchsi): New patterns.
19198 2016-05-10 Martin Liska <mliska@suse.cz>
19200 * tree-inline.c (remap_dependence_clique): Do not remap
19201 debugging statements.
19203 2016-05-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
19205 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly")
19206 ("*fixuns_truncdfdi2_z13")
19207 ("*fixuns_trunc<FP:mode><GPR:mode>2_z196")
19208 ("*fix_truncdfdi2_bfp_z13", "*floatunsdidf2_z13")
19209 ("*extendsfdf2_z13"): Replace TARGET_Z13 with TARGET_VX.
19211 2016-05-10 Richard Biener <rguenther@suse.de>
19213 PR tree-optimization/70497
19214 PR tree-optimization/28367
19215 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): New function
19217 (visit_reference_op_load): ... here.
19218 (vn_reference_lookup_3): Use it to handle subreg-like accesses
19219 with simplified BIT_FIELD_REFs.
19220 * tree-ssa-pre.c (eliminate_insert): Handle inserting BIT_FIELD_REFs.
19221 * tree-complex.c (extract_component): Handle BIT_FIELD_REFs
19224 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
19226 * dwarf2out.c (add_abstract_origin_attribute): Adjust
19227 documentation comment. For BLOCK nodes, add a
19228 DW_AT_abstract_origin attribute that points to the DIE generated
19229 for the origin BLOCK.
19230 (gen_lexical_block_die): Call add_abstract_origin_attribute for
19231 blocks from inlined functions.
19233 2016-05-10 Alan Modra <amodra@gmail.com>
19236 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue): Stop
19237 regrename modifying insns saving lr before __morestack call.
19238 * config/rs6000/rs6000.md (split_stack_return): Similarly for
19239 insns restoring lr after __morestack call.
19241 2016-05-09 Jakub Jelinek <jakub@redhat.com>
19243 * config/i386/i386.md (set_got, set_got_labelled, lwp_llwpcb,
19244 lwp_lwpval<mode>3, lwp_lwpins<mode>3): Remove constraints from
19246 * config/i386/sse.md (vec_interleave_high<mode>,
19247 vec_interleave_low<mode>, <avx512>_vpermi2var<mode>3_maskz,
19248 <avx512>_vpermt2var<mode>3_maskz): Likewise.
19250 2016-05-04 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
19252 * config/rs6000/rs6000.c (rs6000_reassociation_width): Add
19253 function for TARGET_SCHED_REASSOCIATION_WIDTH to enable
19254 parallel reassociation for power8 and forward.
19256 2016-05-09 Uros Bizjak <ubizjak@gmail.com>
19258 * config/i386/i386.md (absneg splitters with general regs): Use
19259 general_reg_operand predicate.
19260 (btsq peephole2): Use x86_64_immediate_operand to check if new
19261 value is suitable for immediate operand. Generate emitted insn
19262 using RTL expressions.
19263 (btcq peephole2): Ditto.
19264 (btrq peephole2): Ditto. Generate correct immediate operand
19267 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
19269 * cfgexpand.c (expand_debug_expr): Fix address offset for negative
19272 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
19274 * tree-affine.c (wide_int_constant_multiple_p): Add missing
19275 pointer dereference.
19277 2016-05-09 Richard Biener <rguenther@suse.de>
19279 PR tree-optimization/70985
19280 * match.pd (BIT_FIELD_REF -> (type)): Disable on GIMPLE when
19281 op0 isn't a gimple register.
19283 2016-05-09 Prachi Godbole <prachi.godbole@imgtec.com>
19285 * config/mips/i6400.md (i6400_fpu_intadd, i6400_fpu_logic)
19286 (i6400_fpu_div, i6400_fpu_cmp, i6400_fpu_float, i6400_fpu_store)
19287 (i6400_fpu_long_pipe, i6400_fpu_logic_l, i6400_fpu_float_l)
19288 (i6400_fpu_mult): New cpu units.
19289 (i6400_msa_add_d, i6400_msa_int_add, i6400_msa_short_logic3)
19290 (i6400_msa_short_logic2, i6400_msa_short_logic, i6400_msa_move)
19291 (i6400_msa_cmp, i6400_msa_short_float2, i6400_msa_div_d)
19292 (i6400_msa_div_w, i6400_msa_div_h, i6400_msa_div_b)
19293 (i6400_msa_copy, i6400_msa_branch, i6400_fpu_msa_store)
19294 (i6400_fpu_msa_load, i6400_fpu_msa_move, i6400_msa_long_logic1)
19295 (i6400_msa_long_logic2, i6400_msa_mult, i6400_msa_long_float2)
19296 (i6400_msa_long_float4, i6400_msa_long_float5)
19297 (i6400_msa_long_float8, i6400_msa_fdiv_df)
19298 (i6400_msa_fdiv_sf): New reservations.
19299 * config/mips/p5600.md (p5600_fpu_intadd, p5600_fpu_cmp)
19300 (p5600_fpu_float, p5600_fpu_logic_a, p5600_fpu_logic_b)
19301 (p5600_fpu_div, p5600_fpu_logic, p5600_fpu_float_a)
19302 (p5600_fpu_float_b, p5600_fpu_float_c, p5600_fpu_float_d)
19303 (p5600_fpu_mult, p5600_fpu_fdiv, p5600_fpu_load): New cpu units.
19304 (msa_short_int_add, msa_short_logic, msa_short_logic_move_v)
19305 (msa_short_cmp, msa_short_float2, msa_short_logic3)
19306 (msa_short_store4, msa_long_load, msa_short_store)
19307 (msa_long_logic, msa_long_float2, msa_long_float4)
19308 (msa_long_float5, msa_long_float8, msa_long_mult)
19309 (msa_long_fdiv, msa_long_div): New reservations.
19311 2016-05-09 Robert Suchanek <robert.suchanek@imgtec.com>
19312 Sameera Deshpande <sameera.deshpande@imgtec.com>
19313 Matthew Fortune <matthew.fortune@imgtec.com>
19314 Graham Stott <graham.stott@imgtec.com>
19315 Chao-ying Fu <chao-ying.fu@imgtec.com>
19317 * config.gcc: Add MSA header file for mips*-*-* target.
19318 * config/mips/constraints.md (YI, YC, YZ, Unv5, Uuv5, Usv5, Uuv6)
19319 (Ubv8i, Urv8): New constraints.
19320 * config/mips/mips-ftypes.def: Add function types for MSA
19322 * config/mips/mips-modes.def (V16QI, V8HI, V4SI, V2DI, V4SF)
19323 (V2DF, V32QI, V16HI, V8SI, V4DI, V8SF, V4DF): New modes.
19324 * config/mips/mips-msa.md: New file.
19325 * config/mips/mips-protos.h
19326 (mips_split_128bit_const_insns): New prototype.
19327 (mips_msa_idiv_insns): Likewise.
19328 (mips_split_128bit_move): Likewise.
19329 (mips_split_128bit_move_p): Likewise.
19330 (mips_split_msa_copy_d): Likewise.
19331 (mips_split_msa_insert_d): Likewise.
19332 (mips_split_msa_fill_d): Likewise.
19333 (mips_expand_msa_branch): Likewise.
19334 (mips_const_vector_same_val_p): Likewise.
19335 (mips_const_vector_same_bytes_p): Likewise.
19336 (mips_const_vector_same_int_p): Likewise.
19337 (mips_const_vector_shuffle_set_p): Likewise.
19338 (mips_const_vector_bitimm_set_p): Likewise.
19339 (mips_const_vector_bitimm_clr_p): Likewise.
19340 (mips_msa_vec_parallel_const_half): Likewise.
19341 (mips_msa_output_division): Likewise.
19342 (mips_ldst_scaled_shift): Likewise.
19343 (mips_expand_vec_cond_expr): Likewise.
19344 * config/mips/mips.c (enum mips_builtin_type): Add
19345 MIPS_BUILTIN_MSA_TEST_BRANCH.
19346 (mips_gen_const_int_vector_shuffle): New prototype.
19347 (mips_const_vector_bitimm_set_p): New function.
19348 (mips_const_vector_bitimm_clr_p): Likewise.
19349 (mips_const_vector_same_val_p): Likewise.
19350 (mips_const_vector_same_bytes_p): Likewise.
19351 (mips_const_vector_same_int_p): Likewise.
19352 (mips_const_vector_shuffle_set_p): Likewise.
19353 (mips_symbol_insns): Forbid loading symbols via immediate for
19355 (mips_valid_offset_p): Limit offset to 10-bit for MSA loads and
19357 (mips_valid_lo_sum_p): Forbid loadings symbols via %lo(base) for
19359 (mips_lx_address_p): Add support load indexed address for MSA.
19360 (mips_address_insns): Add calculation of instructions needed for
19361 stores and loads for MSA.
19362 (mips_const_insns): Move CONST_DOUBLE below CONST_VECTOR. Handle
19363 CONST_VECTOR for MSA and let it fall through.
19364 (mips_ldst_scaled_shift): New function.
19365 (mips_subword_at_byte): Likewise.
19366 (mips_msa_idiv_insns): Likewise.
19367 (mips_legitimize_move): Validate MSA moves.
19368 (mips_rtx_costs): Add UNGE, UNGT, UNLE, UNLT cases. Add
19369 calculation of costs for MSA division.
19370 (mips_split_move_p): Check if MSA moves need splitting.
19371 (mips_split_move): Split MSA moves if necessary.
19372 (mips_split_128bit_move_p): New function.
19373 (mips_split_128bit_move): Likewise.
19374 (mips_split_msa_copy_d): Likewise.
19375 (mips_split_msa_insert_d): Likewise.
19376 (mips_split_msa_fill_d): Likewise.
19377 (mips_output_move): Handle MSA moves.
19378 (mips_expand_msa_branch): New function.
19379 (mips_print_operand): Add 'E', 'B', 'w', 'v' and 'V' modifiers.
19380 Reinstate 'y' modifier.
19381 (mips_file_start): Add MSA .gnu_attribute.
19382 (mips_hard_regno_mode_ok_p): Allow TImode and 128-bit vectors in
19384 (mips_hard_regno_nregs): Always return 1 for MSA supported mode.
19385 (mips_class_max_nregs): Add register size for MSA supported mode.
19386 (mips_cannot_change_mode_class): Allow conversion between MSA
19387 vector modes and TImode.
19388 (mips_mode_ok_for_mov_fmt_p): Allow MSA to use move.v
19390 (mips_secondary_reload_class): Force MSA loads/stores via memory.
19391 (mips_preferred_simd_mode): Add preffered modes for MSA.
19392 (mips_vector_mode_supported_p): Add MSA supported modes.
19393 (mips_autovectorize_vector_sizes): New function.
19394 (mips_msa_output_division): Likewise.
19395 (MSA_BUILTIN, MIPS_BUILTIN_DIRECT_NO_TARGET)
19396 (MSA_NO_TARGET_BUILTIN, MSA_BUILTIN_TEST_BRANCH): New macros.
19397 (CODE_FOR_msa_adds_s_b, CODE_FOR_msa_adds_s_h)
19398 (CODE_FOR_msa_adds_s_w, CODE_FOR_msa_adds_s_d)
19399 (CODE_FOR_msa_adds_u_b, CODE_FOR_msa_adds_u_h)
19400 (CODE_FOR_msa_adds_u_w, CODE_FOR_msa_adds_u_du
19401 (CODE_FOR_msa_addv_b, CODE_FOR_msa_addv_h, CODE_FOR_msa_addv_w)
19402 (CODE_FOR_msa_addv_d, CODE_FOR_msa_and_v, CODE_FOR_msa_bmnz_v)
19403 (CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bmz_v, CODE_FOR_msa_bmzi_b)
19404 (CODE_FOR_msa_bnz_v, CODE_FOR_msa_bz_v, CODE_FOR_msa_bsel_v)
19405 (CODE_FOR_msa_bseli_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w)
19406 (CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b)
19407 (CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w)
19408 (CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clti_u_b)
19409 (CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w)
19410 (CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_s_b)
19411 (CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w)
19412 (CODE_FOR_msa_clei_s_d, CODE_FOR_msa_clei_u_b)
19413 (CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w)
19414 (CODE_FOR_msa_clei_u_d, CODE_FOR_msa_div_s_b)
19415 (CODE_FOR_msa_div_s_h, CODE_FOR_msa_div_s_w)
19416 (CODE_FOR_msa_div_s_d, CODE_FOR_msa_div_u_b)
19417 (CODE_FOR_msa_div_u_h, CODE_FOR_msa_div_u_w)
19418 (CODE_FOR_msa_div_u_d, CODE_FOR_msa_fadd_w, CODE_FOR_msa_fadd_d)
19419 (CODE_FOR_msa_fexdo_w, CODE_FOR_msa_ftrunc_s_w)
19420 (CODE_FOR_msa_ftrunc_s_d, CODE_FOR_msa_ftrunc_u_w)
19421 (CODE_FOR_msa_ftrunc_u_d, CODE_FOR_msa_ffint_s_w)
19422 (CODE_FOR_msa_ffint_s_d, CODE_FOR_msa_ffint_u_w)
19423 (CODE_FOR_msa_ffint_u_d, CODE_FOR_msa_fsub_w)
19424 (CODE_FOR_msa_fsub_d, CODE_FOR_msa_fmsub_d, CODE_FOR_msa_fmadd_w)
19425 (CODE_FOR_msa_fmadd_d, CODE_FOR_msa_fmsub_w, CODE_FOR_msa_fmul_w)
19426 (CODE_FOR_msa_fmul_d, CODE_FOR_msa_fdiv_w, CODE_FOR_msa_fdiv_d)
19427 (CODE_FOR_msa_fmax_w, CODE_FOR_msa_fmax_d, CODE_FOR_msa_fmax_a_w)
19428 (CODE_FOR_msa_fmax_a_d, CODE_FOR_msa_fmin_w, CODE_FOR_msa_fmin_d)
19429 (CODE_FOR_msa_fmin_a_w, CODE_FOR_msa_fmin_a_d)
19430 (CODE_FOR_msa_fsqrt_w, CODE_FOR_msa_fsqrt_d)
19431 (CODE_FOR_msa_max_s_b, CODE_FOR_msa_max_s_h)
19432 (CODE_FOR_msa_max_s_w, CODE_FOR_msa_max_s_d)
19433 (CODE_FOR_msa_max_u_b, CODE_FOR_msa_max_u_h)
19434 (CODE_FOR_msa_max_u_w, CODE_FOR_msa_max_u_d)
19435 (CODE_FOR_msa_min_s_b, CODE_FOR_msa_min_s_h)
19436 (CODE_FOR_msa_min_s_w, CODE_FOR_msa_min_s_d)
19437 (CODE_FOR_msa_min_u_b, CODE_FOR_msa_min_u_h)
19438 (CODE_FOR_msa_min_u_w, CODE_FOR_msa_min_u_d)
19439 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
19440 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
19441 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
19442 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
19443 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
19444 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
19445 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
19446 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
19447 (CODE_FOR_msa_mulv_b, CODE_FOR_msa_mulv_h, CODE_FOR_msa_mulv_w)
19448 (CODE_FOR_msa_mulv_d, CODE_FOR_msa_nlzc_b, CODE_FOR_msa_nlzc_h)
19449 (CODE_FOR_msa_nlzc_w, CODE_FOR_msa_nlzc_d, CODE_FOR_msa_nor_v)
19450 (CODE_FOR_msa_or_v, CODE_FOR_msa_ori_b, CODE_FOR_msa_nori_b)
19451 (CODE_FOR_msa_pcnt_b, CODE_FOR_msa_pcnt_h, CODE_FOR_msa_pcnt_w)
19452 (CODE_FOR_msa_pcnt_d, CODE_FOR_msa_xor_v, CODE_FOR_msa_xori_b)
19453 (CODE_FOR_msa_sll_b, CODE_FOR_msa_sll_h, CODE_FOR_msa_sll_w)
19454 (CODE_FOR_msa_sll_d, CODE_FOR_msa_slli_b, CODE_FOR_msa_slli_h)
19455 (CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d, CODE_FOR_msa_sra_b)
19456 (CODE_FOR_msa_sra_h, CODE_FOR_msa_sra_w, CODE_FOR_msa_sra_d)
19457 (CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w)
19458 (CODE_FOR_msa_srai_d, CODE_FOR_msa_srl_b, CODE_FOR_msa_srl_h)
19459 (CODE_FOR_msa_srl_w, CODE_FOR_msa_srl_d, CODE_FOR_msa_srli_b)
19460 (CODE_FOR_msa_srli_h, CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d)
19461 (CODE_FOR_msa_subv_b, CODE_FOR_msa_subv_h, CODE_FOR_msa_subv_w)
19462 (CODE_FOR_msa_subv_d, CODE_FOR_msa_subvi_b, CODE_FOR_msa_subvi_h)
19463 (CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d, CODE_FOR_msa_move_v)
19464 (CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h, CODE_FOR_msa_vshf_w)
19465 (CODE_FOR_msa_vshf_d, CODE_FOR_msa_ilvod_d, CODE_FOR_msa_ilvev_d)
19466 (CODE_FOR_msa_pckod_d, CODE_FOR_msa_pckdev_d, CODE_FOR_msa_ldi_b)
19467 (CODE_FOR_msa_ldi_hi, CODE_FOR_msa_ldi_w)
19468 (CODE_FOR_msa_ldi_d): New code_aliasing macros.
19469 (mips_builtins): Add MSA sll_b, sll_h, sll_w, sll_d, slli_b,
19470 slli_h, slli_w, slli_d, sra_b, sra_h, sra_w, sra_d, srai_b,
19471 srai_h, srai_w, srai_d, srar_b, srar_h, srar_w, srar_d, srari_b,
19472 srari_h, srari_w, srari_d, srl_b, srl_h, srl_w, srl_d, srli_b,
19473 srli_h, srli_w, srli_d, srlr_b, srlr_h, srlr_w, srlr_d, srlri_b,
19474 srlri_h, srlri_w, srlri_d, bclr_b, bclr_h, bclr_w, bclr_d,
19475 bclri_b, bclri_h, bclri_w, bclri_d, bset_b, bset_h, bset_w,
19476 bset_d, bseti_b, bseti_h, bseti_w, bseti_d, bneg_b, bneg_h,
19477 bneg_w, bneg_d, bnegi_b, bnegi_h, bnegi_w, bnegi_d, binsl_b,
19478 binsl_h, binsl_w, binsl_d, binsli_b, binsli_h, binsli_w,
19479 binsli_d, binsr_b, binsr_h, binsr_w, binsr_d, binsri_b, binsri_h,
19480 binsri_w, binsri_d, addv_b, addv_h, addv_w, addv_d, addvi_b,
19481 addvi_h, addvi_w, addvi_d, subv_b, subv_h, subv_w, subv_d,
19482 subvi_b, subvi_h, subvi_w, subvi_d, max_s_b, max_s_h, max_s_w,
19483 max_s_d, maxi_s_b, maxi_s_h, maxi_s_w, maxi_s_d, max_u_b,
19484 max_u_h, max_u_w, max_u_d, maxi_u_b, maxi_u_h, maxi_u_w,
19485 maxi_u_d, min_s_b, min_s_h, min_s_w, min_s_d, mini_s_b, mini_s_h,
19486 mini_s_w, mini_s_d, min_u_b, min_u_h, min_u_w, min_u_d, mini_u_b,
19487 mini_u_h, mini_u_w, mini_u_d, max_a_b, max_a_h, max_a_w, max_a_d,
19488 min_a_b, min_a_h, min_a_w, min_a_d, ceq_b, ceq_h, ceq_w, ceq_d,
19489 ceqi_b, ceqi_h, ceqi_w, ceqi_d, clt_s_b, clt_s_h, clt_s_w,
19490 clt_s_d, clti_s_b, clti_s_h, clti_s_w, clti_s_d, clt_u_b,
19491 clt_u_h, clt_u_w, clt_u_d, clti_u_b, clti_u_h, clti_u_w,
19492 clti_u_d, cle_s_b, cle_s_h, cle_s_w, cle_s_d, clei_s_b, clei_s_h,
19493 clei_s_w, clei_s_d, cle_u_b, cle_u_h, cle_u_w, cle_u_d, clei_u_b,
19494 clei_u_h, clei_u_w, clei_u_d, ld_b, ld_h, ld_w, ld_d, st_b, st_h,
19495 st_w, st_d, sat_s_b, sat_s_h, sat_s_w, sat_s_d, sat_u_b, sat_u_h,
19496 sat_u_w, sat_u_d, add_a_b, add_a_h, add_a_w, add_a_d, adds_a_b,
19497 adds_a_h, adds_a_w, adds_a_d, adds_s_b, adds_s_h, adds_s_w,
19498 adds_s_d, adds_u_b, adds_u_h, adds_u_w, adds_u_d, ave_s_b,
19499 ave_s_h, ave_s_w, ave_s_d, ave_u_b, ave_u_h, ave_u_w, ave_u_d,
19500 aver_s_b, aver_s_h, aver_s_w, aver_s_d, aver_u_b, aver_u_h,
19501 aver_u_w, aver_u_d, subs_s_b, subs_s_h, subs_s_w, subs_s_d,
19502 subs_u_b, subs_u_h, subs_u_w, subs_u_d, subsuu_s_b, subsuu_s_h,
19503 subsuu_s_w, subsuu_s_d, subsus_u_b, subsus_u_h, subsus_u_w,
19504 subsus_u_d, asub_s_b, asub_s_h, asub_s_w, asub_s_d, asub_u_b,
19505 asub_u_h, asub_u_w, asub_u_d, mulv_b, mulv_h, mulv_w, mulv_d,
19506 maddv_b, maddv_h, maddv_w, maddv_d, msubv_b, msubv_h, msubv_w,
19507 msubv_d, div_s_b, div_s_h, div_s_w, div_s_d, div_u_b, div_u_h,
19508 div_u_w, div_u_d, hadd_s_h, hadd_s_w, hadd_s_d, hadd_u_h,
19509 hadd_u_w, hadd_u_d, hsub_s_h, hsub_s_w, hsub_s_d, hsub_u_h,
19510 hsub_u_w, hsub_u_d, mod_s_b, mod_s_h, mod_s_w, mod_s_d, mod_u_b,
19511 mod_u_h, mod_u_w, mod_u_d, dotp_s_h, dotp_s_w, dotp_s_d,
19512 dotp_u_h, dotp_u_w, dotp_u_d, dpadd_s_h, dpadd_s_w, dpadd_s_d,
19513 dpadd_u_h, dpadd_u_w, dpadd_u_d, dpsub_s_h, dpsub_s_w, dpsub_s_d,
19514 dpsub_u_h, dpsub_u_w, dpsub_u_d, sld_b, sld_h, sld_w, sld_d,
19515 sldi_b, sldi_h, sldi_w, sldi_d, splat_b, splat_h, splat_w,
19516 splat_d, splati_b, splati_h, splati_w, splati_d, pckev_b,
19517 pckev_h, pckev_w, pckev_d, pckod_b, pckod_h, pckod_w, pckod_d,
19518 ilvl_b, ilvl_h, ilvl_w, ilvl_d, ilvr_b, ilvr_h, ilvr_w, ilvr_d,
19519 ilvev_b, ilvev_h, ilvev_w, ilvev_d, ilvod_b, ilvod_h, ilvod_w,
19520 ilvod_d, vshf_b, vshf_h, vshf_w, vshf_d, and_v, andi_b, or_v,
19521 ori_b, nor_v, nori_b, xor_v, xori_b, bmnz_v, bmnzi_b, bmz_v,
19522 bmzi_b, bsel_v, bseli_b, shf_b, shf_h, shf_w, bnz_v, bz_v,
19523 fill_b, fill_h, fill_w, fill_d, pcnt_b, pcnt_h, pcnt_w,
19524 pcnt_d, nloc_b, nloc_h, nloc_w, nloc_d, nlzc_b, nlzc_h, nlzc_w,
19525 nlzc_d, copy_s_b, copy_s_h, copy_s_w, copy_s_d, copy_u_b,
19526 copy_u_h, copy_u_w, copy_u_d, insert_b, insert_h, insert_w,
19527 insert_d, insve_b, insve_h, insve_w, insve_d, bnz_b, bnz_h,
19528 bnz_w, bnz_d, bz_b, bz_h, bz_w, bz_d, ldi_b, ldi_h, ldi_w, ldi_d,
19529 fcaf_w, fcaf_d, fcor_w, fcor_d, fcun_w, fcun_d, fcune_w, fcune_d,
19530 fcueq_w, fcueq_d, fceq_w, fceq_d, fcne_w, fcne_d, fclt_w, fclt_d,
19531 fcult_w, fcult_d, fcle_w, fcle_d, fcule_w, fcule_d, fsaf_w,
19532 fsaf_d, fsor_w, fsor_d, fsun_w, fsun_d, fsune_w, fsune_d,
19533 fsueq_w, fsueq_d, fseq_w, fseq_d, fsne_w, fsne_d, fslt_w,
19534 fslt_d, fsult_w, fsult_d, fsle_w, fsle_d, fsule_w, fsule_d,
19535 fadd_w, fadd_d, fsub_w, fsub_d, fmul_w, fmul_d, fdiv_w, fdiv_d,
19536 fmadd_w, fmadd_d, fmsub_w, fmsub_d, fexp2_w, fexp2_d, fexdo_h,
19537 fexdo_w, ftq_h, ftq_w, fmin_w, fmin_d, fmin_a_w, fmin_a_d,
19538 fmax_w, fmax_d, fmax_a_w, fmax_a_d, mul_q_h, mul_q_w, mulr_q_h,
19539 mulr_q_w, madd_q_h, madd_q_w, maddr_q_h, maddr_q_w, msub_q_h,
19540 msub_q_w, msubr_q_h, msubr_q_w, fclass_w, fclass_d, fsqrt_w,
19541 fsqrt_d, frcp_w, frcp_d, frint_w, frint_d, frsqrt_w, frsqrt_d,
19542 flog2_w, flog2_d, fexupl_w, fexupl_d, fexupr_w, fexupr_d, ffql_w,
19543 ffql_d, ffqr_w, ffqr_d, ftint_s_w, ftint_s_d, ftint_u_w,
19544 ftint_u_d, ftrunc_s_w, ftrunc_s_d, ftrunc_u_w, ftrunc_u_d,
19545 ffint_s_w, ffint_s_d, ffint_u_w, ffint_u_d, ctcmsa, cfcmsa,
19547 (mips_get_builtin_decl_index): New array.
19548 (MIPS_ATYPE_QI, MIPS_ATYPE_HI, MIPS_ATYPE_V2DI, MIPS_ATYPE_V4SI)
19549 (MIPS_ATYPE_V8HI, MIPS_ATYPE_V16QI, MIPS_ATYPE_V2DF)
19550 (MIPS_ATYPE_V4SF, MIPS_ATYPE_UV2DI, MIPS_ATYPE_UV4SI)
19551 (MIPS_ATYPE_UV8HI, MIPS_ATYPE_UV16QI): New.
19552 (mips_init_builtins): Initialize mips_get_builtin_decl_index
19554 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
19556 (mips_expand_builtin_insn): Prepare operands for
19557 CODE_FOR_msa_addvi_b, CODE_FOR_msa_addvi_h, CODE_FOR_msa_addvi_w,
19558 CODE_FOR_msa_addvi_d, CODE_FOR_msa_clti_u_b,
19559 CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w,
19560 CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_u_b,
19561 CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w,
19562 CODE_FOR_msa_clei_u_d, CODE_FOR_msa_maxi_u_b,
19563 CODE_FOR_msa_maxi_u_h, CODE_FOR_msa_maxi_u_w,
19564 CODE_FOR_msa_maxi_u_d, CODE_FOR_msa_mini_u_b,
19565 CODE_FOR_msa_mini_u_h, CODE_FOR_msa_mini_u_w,
19566 CODE_FOR_msa_mini_u_d, CODE_FOR_msa_subvi_b,
19567 CODE_FOR_msa_subvi_h, CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d,
19568 CODE_FOR_msa_ceqi_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w,
19569 CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b,
19570 CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w,
19571 CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clei_s_b,
19572 CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w,
19573 CODE_FOR_msa_clei_s_d, CODE_FOR_msa_maxi_s_b,
19574 CODE_FOR_msa_maxi_s_h, CODE_FOR_msa_maxi_s_w,
19575 CODE_FOR_msa_maxi_s_d, CODE_FOR_msa_mini_s_b,
19576 CODE_FOR_msa_mini_s_h, CODE_FOR_msa_mini_s_w,
19577 CODE_FOR_msa_mini_s_d, CODE_FOR_msa_andi_b, CODE_FOR_msa_ori_b,
19578 CODE_FOR_msa_nori_b, CODE_FOR_msa_xori_b, CODE_FOR_msa_bmzi_b,
19579 CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bseli_b, CODE_FOR_msa_fill_b,
19580 CODE_FOR_msa_fill_h, CODE_FOR_msa_fill_w, CODE_FOR_msa_fill_d,
19581 CODE_FOR_msa_ilvl_b, CODE_FOR_msa_ilvl_h, CODE_FOR_msa_ilvl_w,
19582 CODE_FOR_msa_ilvl_d, CODE_FOR_msa_ilvr_b, CODE_FOR_msa_ilvr_h,
19583 CODE_FOR_msa_ilvr_w, CODE_FOR_msa_ilvr_d, CODE_FOR_msa_ilvev_b,
19584 CODE_FOR_msa_ilvev_h, CODE_FOR_msa_ilvev_w, CODE_FOR_msa_ilvod_b,
19585 CODE_FOR_msa_ilvod_h, CODE_FOR_msa_ilvod_w, CODE_FOR_msa_pckev_b,
19586 CODE_FOR_msa_pckev_h, CODE_FOR_msa_pckev_w, CODE_FOR_msa_pckod_b,
19587 CODE_FOR_msa_pckod_h, CODE_FOR_msa_pckod_w, CODE_FOR_msa_slli_b,
19588 CODE_FOR_msa_slli_h, CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d,
19589 CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w,
19590 CODE_FOR_msa_srai_d, CODE_FOR_msa_srli_b, CODE_FOR_msa_srli_h,
19591 CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d, CODE_FOR_msa_insert_b,
19592 CODE_FOR_msa_insert_h, CODE_FOR_msa_insert_w,
19593 CODE_FOR_msa_insert_d, CODE_FOR_msa_insve_b,
19594 CODE_FOR_msa_insve_h, CODE_FOR_msa_insve_w, CODE_FOR_msa_insve_d,
19595 CODE_FOR_msa_shf_b, CODE_FOR_msa_shf_h, CODE_FOR_msa_shf_w,
19596 CODE_FOR_msa_shf_w_f, CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h,
19597 CODE_FOR_msa_vshf_w, CODE_FOR_msa_vshf_d.
19598 (mips_expand_builtin): Add case for MIPS_BULTIN_MSA_TEST_BRANCH.
19599 (mips_set_compression_mode): Disallow MSA with MIPS16 code.
19600 (mips_option_override): -mmsa requires -mfp64 and -mhard-float.
19601 These are set implicitly and an error is reported if overridden.
19602 (mips_expand_builtin_msa_test_branch): New function.
19603 (mips_expand_msa_shuffle): Likewise.
19604 (MAX_VECT_LEN): Increase maximum length of a vector to 16 bytes.
19605 (TARGET_SCHED_REASSOCIATION_WIDTH): Define target hook.
19606 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Likewise.
19607 (mips_expand_vec_unpack): Add support for MSA.
19608 (mips_expand_vector_init): Likewise.
19609 (mips_expand_vi_constant): Use CONST0_RTX (element_mode)
19610 instead of const0_rtx.
19611 (mips_msa_vec_parallel_const_half): New function.
19612 (mips_gen_const_int_vector): Likewise.
19613 (mips_gen_const_int_vector_shuffle): Likewise.
19614 (mips_expand_msa_cmp): Likewise.
19615 (mips_expand_vec_cond_expr): Likewise.
19616 * config/mips/mips.h
19617 (TARGET_CPU_CPP_BUILTINS): Add __mips_msa and __mips_msa_width.
19618 (OPTION_DEFAULT_SPECS): Ignore --with-fp-32 if -mmsa is
19620 (ASM_SPEC): Pass mmsa and mno-msa to the assembler.
19621 (ISA_HAS_MSA): New macro.
19622 (UNITS_PER_MSA_REG): Likewise.
19623 (BITS_PER_MSA_REG): Likewise.
19624 (BIGGEST_ALIGNMENT): Redefine using ISA_HAS_MSA.
19625 (MSA_REG_FIRST): New macro.
19626 (MSA_REG_LAST): Likewise.
19627 (MSA_REG_NUM): Likewise.
19628 (MSA_REG_P): Likewise.
19629 (MSA_REG_RTX_P): Likewise.
19630 (MSA_SUPPORTED_MODE_P): Likewise.
19631 (HARD_REGNO_CALL_PART_CLOBBERED): Redefine using TARGET_MSA.
19632 (ADDITIONAL_REGISTER_NAMES): Add named registers $w0-$w31.
19633 * config/mips/mips.md: Include mips-msa.md.
19634 (alu_type): Add simd_add.
19635 (mode): Add V2DI, V4SI, V8HI, V16QI, V2DF, V4SF.
19636 (type): Add simd_div, simd_fclass, simd_flog2, simd_fadd,
19637 simd_fcvt, simd_fmul, simd_fmadd, simd_fdiv, simd_bitins,
19638 simd_bitmov, simd_insert, simd_sld, simd_mul, simd_fcmp,
19639 simd_fexp2, simd_int_arith, simd_bit, simd_shift, simd_splat,
19640 simd_fill, simd_permute, simd_shf, simd_sat, simd_pcnt,
19641 simd_copy, simd_branch, simd_cmsa, simd_fminmax, simd_logic,
19642 simd_move, simd_load, simd_store. Choose "multi" for moves
19644 (qword_mode): New attribute.
19645 (insn_count): Add instruction count for quad moves.
19646 Increase the count for MIPS SIMD division.
19647 (UNITMODE): Add UNITMODEs for vector types.
19648 (addsub): New code iterator.
19649 * config/mips/mips.opt (mmsa): New option.
19650 * config/mips/msa.h: New file.
19651 * config/mips/mti-elf.h: Don't infer -mfpxx if -mmsa is
19653 * config/mips/mti-linux.h: Likewise.
19654 * config/mips/predicates.md
19655 (const_msa_branch_operand): New constraint.
19656 (const_uimm3_operand): Likewise.
19657 (const_uimm4_operand): Likewise.
19658 (const_uimm5_operand): Likewise.
19659 (const_uimm8_operand): Likewise.
19660 (const_imm5_operand): Likewise.
19661 (aq10b_operand): Likewise.
19662 (aq10h_operand): Likewise.
19663 (aq10w_operand): Likewise.
19664 (aq10d_operand): Likewise.
19665 (const_m1_operand): Likewise.
19666 (reg_or_m1_operand): Likewise.
19667 (const_exp_2_operand): Likewise.
19668 (const_exp_4_operand): Likewise.
19669 (const_exp_8_operand): Likewise.
19670 (const_exp_16_operand): Likewise.
19671 (const_vector_same_val_operand): Likewise.
19672 (const_vector_same_simm5_operand): Likewise.
19673 (const_vector_same_uimm5_operand): Likewise.
19674 (const_vector_same_uimm6_operand): Likewise.
19675 (const_vector_same_uimm8_operand): Likewise.
19676 (par_const_vector_shf_set_operand): Likewise.
19677 (reg_or_vector_same_val_operand): Likewise.
19678 (reg_or_vector_same_simm5_operand): Likewise.
19679 (reg_or_vector_same_uimm6_operand): Likewise.
19680 * doc/extend.texi (MIPS SIMD Architecture Functions): New
19682 * doc/invoke.texi (-mmsa): Document new option.
19684 2016-05-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
19686 * configure.ac (enable_vtable_verify): Handle --enable-vtable-verify.
19687 * configure: Regenerate.
19688 * config.in: Regenerate.
19689 * gcc.c (VTABLE_VERIFICATION_SPEC) [!ENABLE_VTABLE_VERIFY]: Error
19690 on -fvtable-verify.
19691 * config/sol2.h [!ENABLE_VTABLE_VERIFY] (STARTFILE_VTV_SPEC): Define.
19692 (ENDFILE_VTV_SPEC): Define.
19694 2016-05-09 Kaushik Phatak <kaushik.phatak@kpit.com>
19696 * config/rl78/rl78.c (rl78_expand_prologue): Save the MDUC related
19697 registers in all interrupt handlers if necessary.
19698 (rl78_option_override): Add warning.
19699 (MUST_SAVE_MDUC_REGISTERS): New macro.
19700 (rl78_expand_epilogue): Restore the MDUC registers if necessary.
19701 * config/rl78/rl78.c (check_mduc_usage): New function.
19702 (mduc_regs): New structure to hold MDUC register data.
19703 * config/rl78/rl78.md (is_g13_muldiv_insn): New attribute.
19704 (mulsi3_g13): Add is_g13_muldiv_insn attribute.
19705 (udivmodsi4_g13): Add is_g13_muldiv_insn attribute.
19706 (mulhi3_g13): Add is_g13_muldiv_insn attribute.
19707 * config/rl78/rl78.opt (msave-mduc-in-interrupts): New option.
19708 * doc/invoke.texi (RL78 Options): Add -msave-mduc-in-interrupts.
19710 2016-05-09 Bin Cheng <bin.cheng@arm.com>
19712 * tree-if-conv.c (tree-ssa-loop.h): Include header file.
19713 (tree-ssa-loop-niter.h): Ditto.
19714 (idx_within_array_bound, ref_within_array_bound): New functions.
19715 (ifcvt_memrefs_wont_trap): Check if array ref is within bound.
19716 Factor out check on writable base object to ...
19717 (base_object_writable): ... here.
19719 2016-05-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19721 * config/arm/arm.md (probe_stack): Add modes to set source
19724 2016-05-09 Bernd Schmidt <bschmidt@redhat.com>
19726 * regrename.c (base_reg_class_for_rename): New static function.
19727 (scan_rtx_address, scan_rtx): Use it instead of base_reg_class.
19729 2016-05-08 Jan Hubicka <hubicka@ucw.cz>
19731 * cgraph.c (thunk_adjust): Export.
19732 * cgraphclones.c (cgraph_node::create_clone): Clone thunk info.
19733 * cgraphunit.c (thunk_adjust): Export.
19734 (cgraph_node::assemble_thunks_and_aliases): Do not assemble inlined
19736 * ipa-inline-analyssi.c (compute_inline_parameters): Thunks are
19738 * tree-inline.c (expand_call_inline): Expand thunks inline.
19740 2016-05-08 Uros Bizjak <ubizjak@gmail.com>
19743 * config/i386/sse.md (*sse2_vd_cvtsd2ss): New insn pattern.
19744 (*sse2_vd_cvtss2sd): Ditto.
19745 * config/i386/i386.md
19746 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf splitter):
19747 Generate *sse2_vd_cvtsd2ss pattern.
19748 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df splitter):
19749 Generate *sse2_vd_cvtss2sd pattern.
19751 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
19753 * config/sh/sh.h (GET_SH_ARG_CLASS): Convert macro into ...
19754 * config/sh/sh.c (get_sh_arg_class): ... this new function. Update its
19757 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
19759 * config/sh/sh-protos.h (sh_media_register_for_return): Remove.
19760 * config/sh/sh.c: Define and declare variables on first use throughout
19762 (current_function_interrupt): Change to bool type.
19763 (frame_insn): Rename to emit_frame_insn and update users.
19764 (push_regs): Use bool for 'interrupt_handler' argument.
19765 (save_schedule_s): Remove.
19766 (TARGET_ASM_UNALIGNED_DI_OP, TARGET_ASM_ALIGNED_DI_OP): Remove.
19767 (sh_option_override): Don't nullify targetm.asm_out.aligned_op.di and
19768 targetm.asm_out.unaligned_op.di.
19769 (gen_far_branch): Remove redundant forward declaration.
19770 (sh_media_register_for_return, MAX_SAVED_REGS, save_entry_s, save_entry,
19771 MAX_TEMPS, save_schedule_ssave_schedule): Remove.
19772 (sh_set_return_address, sh_function_ok_for_sibcall,
19773 scavenge_reg): Update comments.
19774 (sh_builtin_saveregs): Use TRAGET_FPU_ANY condition.
19775 (sh2a_get_function_vector_number, sh2a_function_vector_p): Use for loop.
19776 (sh_attr_renesas_p): Remove unnecessary parentheses.
19777 (branch_dest): Simplify.
19778 * config/sh/sh.h (sh_args): Remove byref, byref_regs, stack_regs fields.
19779 Change force_mem, prototype_p, outgoing, renesas_abi fields to bool.
19780 (CUMULATIVE_ARGS): Change macro to typedef.
19781 (current_function_interrupt): Change to bool type.
19782 (sh_arg_class, sh_args, CUMULATIVE_ARGS, current_function_interrupt):
19783 Surround with __cplusplus ifdef.
19784 (sh_compare_op0, sh_compare_op1): Remove.
19785 (EPILOGUE_USES): Use TARGET_FPU_ANY condition.
19787 2016-05-07 Jim Wilson <jim.wilson@linaro.org>
19789 * config/arm/arm.md: (arch): Add neon.
19790 (arch_enabled): Return yes for arch neon when TARGET_NEON.
19791 * config/arm/vfp.md (movdf_vfp): Add w/G as alternative 3. Add
19792 neon_move as type for alt 3. Add arch attr enabling alt 3 for neon.
19793 Emit vmov.i64 for alt 3. Renumber alternatives 3 to 8. Adjust
19794 attributes for alt renumbering. Mark alt 3 as non-predicable.
19795 (thumb2_movdf_vfp): Likewise.
19797 2016-05-07 Uros Bizjak <ubizjak@gmail.com>
19799 * config/i386/i386.md (*addqi_1): Add preferred_for_speed attribute
19800 to disparage alternatives 3 and 4 for TARGET_PARTIAL_REG_STALL targets.
19801 (*andqi_1): Add preferred_for_speed attribute to disparage
19802 alternative 2 for TARGET_PARTIAL_REG_STALL targets.
19803 (*<code>qi_1): Ditto.
19804 (*one_cmplqi2_1): Add preferred_for_speed attribute to disparage
19805 alternative 1 for TARGET_PARTIAL_REG_STALL targets.
19806 (*ashlqi3_1): Ditto.
19807 (*swap<mode>): Merge from *swap<mode>_1 and *swap<mode>_2 patterns.
19808 Add preferred_for_size attribute to disparage alternative 0 and
19809 preferred_for_speed attribute to disparage alternative 1 for
19810 TARGET_PARTIAL_REG_STALL targets.
19812 2016-05-07 Tom de Vries <tom@codesourcery.com>
19814 PR tree-optimization/70956
19815 * graphite-scop-detection.c (build_cross_bb_scalars_def): Handle NULL
19818 2016-05-07 Oleg Endo <olegendo@gcc.gnu.org>
19820 * config/sh/sh-protos.h (sh_cbranch_distance): Declare new function.
19821 * config/sh/sh.c (sh_cbranch_distance): Implement it.
19822 * config/sh/sh.md (branch_zero): Remove define_attr.
19823 (define_delay): Disable delay slot if branch distance is one insn.
19825 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
19827 * config/i386/i386.md (LEAMODE): New mode attribute.
19828 (plus to LEA splitter): Rewrite splitter using LEAMODE mode attribute.
19829 (ashift to LEA splitter): Rewrte splitter using SWI mode iterator
19830 and LEAMODE mode attribute. Use VOIDmode const_0_to_3_operand as
19831 operand 2 predicate.
19832 (*lea<mode>_general_2): Use VOIDmode for const248_operand.
19833 (*lea<mode>_general_3): Ditto.
19834 (*lea<mode>_general_4): Use VOIDmode for const_0_to_3_operand.
19836 2016-05-06 Jakub Jelinek <jakub@redhat.com>
19838 * genmddump.c (main): Convert argv from char ** to const char **.
19840 2016-05-06 David Malcolm <dmalcolm@redhat.com>
19842 * coretypes.h (OVERRIDE): New macro.
19843 (FINAL): New macro.
19845 2016-05-06 Eric Botcazou <ebotcazou@adacore.com>
19847 * tree-ssa-coalesce.c (gimple_can_coalesce_p): In the optimized case,
19848 allow coalescing if the types are compatible.
19850 2016-05-06 David Malcolm <dmalcolm@redhat.com>
19852 * pass_manager.h (pass_manager::register_pass_name): New method.
19853 (pass_manager::get_pass_by_name): New method.
19854 (pass_manager::create_pass_tab): New method.
19855 (pass_manager::m_name_to_pass_map): New field.
19856 * passes.c (name_to_pass_map): Delete global in favor of field
19857 "m_name_to_pass_map" of pass_manager.
19858 (register_pass_name): Rename from a function to...
19859 (pass_manager::register_pass_name): ...this method, updating
19860 for renaming of global "name_to_pass_map" to field
19861 "m_name_to_pass_map".
19862 (create_pass_tab): Rename from a function to...
19863 (pass_manager::create_pass_tab): ...this method, updating
19864 for renaming of global "name_to_pass_map" to field.
19865 (get_pass_by_name): Rename from a function to...
19866 (pass_manager::get_pass_by_name): ...this method.
19867 (enable_disable_pass): Convert use of get_pass_by_name to
19868 a method call, locating the pass_manager singleton.
19870 2016-05-06 David Malcolm <dmalcolm@redhat.com>
19872 * genattr-common.c (main): Convert argv from char ** to const char **.
19873 * genattr.c (main): Likewise.
19874 * genattrtab.c (main): Likewise.
19875 * genautomata.c (initiate_automaton_gen): Likewise.
19877 * gencodes.c (main): Likewise.
19878 * genconditions.c (main): Likewise.
19879 * genconfig.c (main): Likewise.
19880 * genconstants.c (main): Likewise.
19881 * genemit.c (main): Likewise.
19882 * genenums.c (main): Likewise.
19883 * genextract.c (main): Likewise.
19884 * genflags.c (main): Likewise.
19885 * genmddeps.c (main): Likewise.
19886 * genopinit.c (main): Likewise.
19887 * genoutput.c (main): Likewise.
19888 * genpeep.c (main): Likewise.
19889 * genpreds.c (main): Likewise.
19890 * genrecog.c (main): Likewise.
19891 * gensupport.c (init_rtx_reader_args_cb): Likewise.
19892 (init_rtx_reader_args): Likewise.
19893 * gensupport.h (init_rtx_reader_args_cb): Likewise.
19894 (init_rtx_reader_args): Likewise.
19895 * gentarget-def.c (main): Likewise.
19896 * read-md.c (read_md_files): Likewise.
19897 * read-md.h (read_md_files): Likewise.
19899 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
19901 * config/i386/i386.md (int cmove peephole2s): Use general_reg_operand
19902 instead of register_and_not_any_fp_reg_operand as operand 0 predicate.
19903 * config/i386/predicates.md (register_and_not_any_fp_reg_operand):
19904 Remove unused predicate.
19905 (register_and_not_fp_reg_operand): Ditto.
19907 2016-05-06 Martin Liska <mliska@suse.cz>
19909 * tree-if-conv.c (ifcvt_split_critical_edges): Use auto_vec
19910 instead of vec as the vector is local to the function.
19912 2016-05-06 Jakub Jelinek <jakub@redhat.com>
19914 * config/i386/sse.md (*<code>v8hi3, *<code>v16qi3): Add
19915 avx512bw alternative.
19917 * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>): Move
19918 before the ashr<mode>3 pattern.
19920 * config/i386/sse.md (*avx2_pmaddwd, *sse2_pmaddwd): Use
19921 v instead of x in vex or maybe_vex alternatives, use
19922 maybe_evex instead of vex in prefix.
19924 * config/i386/sse.md (*vec_extractv4sf_0, *sse4_1_extractps,
19925 *vec_extractv4sf_mem, vec_extract_lo_v16hi, vec_extract_hi_v16hi,
19926 vec_extract_lo_v32qi, vec_extract_hi_v32qi): Use v instead of x
19927 in vex or maybe_vex alternatives, use maybe_evex instead of vex
19930 * config/i386/sse.md (*vec_concatv2sf_sse4_1, *vec_concatv4sf): Use
19931 v instead of x in vex or maybe_vex alternatives, use
19932 maybe_evex instead of vex in prefix.
19934 * config/i386/sse.md (sse_shufps_<mode>, sse_storehps, sse_loadhps,
19935 sse_storelps, sse_movss, avx2_vec_dup<mode>, avx2_vec_dupv8sf_1,
19936 sse2_shufpd_<mode>, sse2_storehpd, sse2_storelpd, sse2_loadhpd,
19937 sse2_loadlpd, sse2_movsd): Use v instead of x in vex or maybe_vex
19938 alternatives, use maybe_evex instead of vex in prefix.
19940 * config/i386/sse.md (vec_interleave_lowv4sf,
19941 *vec_interleave_highv2df, *vec_interleave_lowv2df): Use
19942 v instead of x in vex or maybe_vex alternatives, use
19943 maybe_evex instead of vex in prefix.
19945 * config/i386/sse.md (sse_movhlps, sse_movlhps): Use
19946 v instead of x in vex or maybe_vex alternatives, use
19947 maybe_evex instead of vex in prefix.
19949 * config/i386/sse.md (*avx_cvtpd2dq256_2, *avx_cvtps2pd256_2): Use
19950 v constraint instead of x.
19952 2016-05-06 Nathan Sidwell <nathan@codesourcery.com>
19954 * gimple.c (gimple_call_same_target_p): Unique functions are eq.
19955 * tree-ssa-tail-merge.c (same_succ::equal): Check pointer eq
19958 2016-05-06 Richard Biener <rguenther@suse.de>
19960 PR tree-optimization/70948
19961 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
19962 Properly clobber all fields of va_list for __builtin_va_start.
19964 2016-05-06 Yuri Rumyantsev <ysrumyan@gmail.com>
19967 * tree-ssa-loop-unswitch.c (find_loop_guard): Reject guard edge with
19968 loop latch destination.
19970 2016-05-06 Martin Liska <mliska@suse.cz>
19972 * tree-ssa-uninit.c: Apply manual changes
19973 to the GNU coding style.
19974 (prune_uninit_phi_opnds): Rename from
19975 prune_uninit_phi_opnds_in_unrealizable_paths.
19977 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
19979 * config/sh/sh.opt (madjust-unroll, minvalid-symbols, msoft-atomic,
19980 mspace): Remove deprecated options.
19981 * doc/invoke.texi (SH options): Remove -mspace.
19983 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
19985 * config/sh/sh.md (ic_invalidate_line_sh4a): Fix insn length.
19987 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
19989 * config/sh/sh.md (*cmpeqsi_t): Remove combine insn pattern and similar
19990 corresponding combine split pattern.
19992 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
19995 * config/sh/predicates.md (long_displacement_mem_operand): New.
19996 * config/sh/sh.md (movsi_i): Allow for SH2A, disallow for any FPU.
19997 Add movi20, movi20s alternatives. Adjust length attribute for
19999 (movsi_ie): Allow for any FPU. Adjust length attribute for
20001 (movsi_i_lowpart): Add movi20, movi20s alternatives. Adjust length
20002 attribute for alternatives.
20003 (*mov<mode>): Use long_displacement_mem_operand for length attribute.
20004 (*movdi_i, movdf_k, movdf_i4, movsf_i, movsf_ie, movsf_ie_ra): Adjust
20005 length attribute for alternatives.
20007 2016-05-06 Richard Biener <rguenther@suse.de>
20009 PR tree-optimization/70960
20010 * tree-if-conv.c (ifcvt_walk_pattern_tree): Handle non-SSA ops.
20012 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
20015 * config/sh/sh.md (*cmp_div0s_7, *cmp_div0s_8): Add div0s variants.
20016 * config/sh/sh.c (sh_rtx_costs): Add another div0s case.
20018 2016-05-06 Marek Polacek <polacek@redhat.com>
20021 * ubsan.c (get_ubsan_type_info_for_type): Remove assert.
20023 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
20026 * config/sh/sh.md (*rotcr): Add another variant.
20028 2016-05-06 Richard Biener <rguenther@suse.de>
20030 PR middle-end/70931
20031 * dwarf2out.c (native_encode_initializer): Skip zero-sized fields.
20033 2016-05-06 Richard Biener <rguenther@suse.de>
20035 PR middle-end/70941
20036 * fold-const.c (split_tree): Always convert to the original type
20039 2016-05-06 Richard Biener <rguenther@suse.de>
20041 * fwprop.c (fwprop): Remove duplicate cleanup_cfg call.
20042 (fwprop_addr): Likewise.
20044 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
20047 * config/i386/i386-protos.h (ix86_standard_x87sse_constant_load_p):
20049 * config/i386/i386.c (ix86_standard_x87sse_constant_load_p): New.
20050 * config/i386/i386.md (push mem splitter): Use find_constant_src in
20051 the splitter condition.
20052 (FP load splitter): Use ix86_standard_x87sse_constant_load_p in
20053 the splitter condition.
20054 (FP float_extend load splitter): Ditto.
20056 2016-05-05 Uros Bizjak <ubizjak@gmail.com>
20058 * config/i386/i386.md (peehole2 patterns): Change true_regnum
20059 to REGNO in all peephole2 patterns.
20060 (post-reload splitters): Change true_regnum to REGNO in
20061 post-reload splitters.
20062 (zero_extend splitters): Use general_reg_operand and
20063 nonimmediate_gr_operand predicates.
20065 2016-05-05 Jakub Jelinek <jakub@redhat.com>
20067 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>): Use
20068 v constraint instead of x.
20070 2016-05-05 Alan Modra <amodra@gmail.com>
20073 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Don't
20074 set OPTION_MASK_RELOCATABLE when flag_pic == 2. Set
20075 TARGET_NO_FP_IN_TOC for -mrelocatable.
20076 (MINIMAL_TOC_SECTION_ASM_OP): Remove redundant
20077 TARGET_RELOCATABLE test.
20078 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
20079 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
20080 * config/rs6000/linux64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
20081 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
20082 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
20083 * config/rs6000/freebsd64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
20084 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
20085 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
20086 * config/rs6000/predicates.md (easy_fp_constant): Likewise.
20087 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
20089 (rs6000_assemble_integer): Update TARGET_RELOCATABLE test.
20090 (rs6000_stack_info): Likewise.
20091 (rs6000_elf_asm_out_constructor): Likewise.
20092 (rs6000_elf_asm_out_destructor): Likewise.
20093 (rs6000_elf_declare_function_name): Likewise.
20094 * config/rs6000/rs6000.md (load_toc_aix_di): Likewise.
20095 * config/rs6000/rs6000.h (MASK_RELOCATABLE, MASK_MINIMAL_TOC):
20098 2016-05-05 Alan Modra <amodra@gmail.com>
20100 * config/rs6000/rs6000.c (rs6000_frame_related): Rewrite.
20102 2016-05-05 Alan Modra <amodra@gmail.com>
20104 * config/rs6000/rs6000.c (rs6000_savres_strategy): Don't use
20105 out-of-line gpr restore for one or two regs if that would add
20108 2016-05-04 Uros Bizjak <ubizjak@gmail.com>
20111 * config/i386/i386.md
20112 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df peephole2):
20113 Change to post-epilogue_completed late splitter. Use sse_reg_operand
20114 as operand 0 predicate.
20115 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf peephole2):
20117 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float {si,di}->{sf,df} peephole2):
20118 Ditto. Emit the pattern using RTX.
20120 (TARGET_USE_VECTOR_FP_CONVERTS float_extend sf->df splitter):
20121 Use sse_reg_opreand as operand 0 predicate. Do not use true_regnum in
20122 the post-reload splitter. Use lowpart_subreg instead of gen_rtx_REG.
20123 (TARGET_USE_VECTOR_FP_CONVERTS float_truncate df->sf splitter):
20125 (TARGET_USE_VECTOR_CONVERTS float si->{sf,df} splitter): Use
20126 sse_reg_operand as operand 0 predicate.
20128 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_extend sf->df peephole2):
20129 Use sse_reg_opreand as operand 0 predicate. Use lowpart_subreg
20130 instead of gen_rtx_REG.
20131 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_truncate sf->df peephole2):
20134 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
20136 * function.c (emit_use_return_register_into_block): Delete.
20137 (gen_return_pattern): Delete.
20138 (emit_return_into_block): Delete.
20139 (active_insn_between): Delete.
20140 (convert_jumps_to_returns): Delete.
20141 (emit_return_for_exit): Delete.
20142 (thread_prologue_and_epilogue_insns): Delete all code dealing with
20143 simple_return for shrink-wrapped blocks.
20144 * shrink-wrap.c (try_shrink_wrapping): Insert simple_return at the
20145 end of blocks that need one.
20146 (get_unconverted_simple_return): Delete.
20147 (convert_to_simple_return): Delete.
20148 * shrink-wrap.c (get_unconverted_simple_return): Delete declaration.
20149 (convert_to_simple_return): Ditto.
20151 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
20153 * cfgcleanup.c (bb_is_just_return): New function.
20154 (try_optimize_cfg): Simplify jumps to return, branches to return,
20155 and branches around return.
20157 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
20159 * cfgcleanup.c (try_simplify_condjump): Don't try to simplify a
20160 branch to a return.
20162 2016-05-04 Jakub Jelinek <jakub@redhat.com>
20166 * tree-core.h (enum operand_equal_flag): Add OEP_HASH_CHECK.
20167 * tree.c (inchash::add_expr): If !IS_EXPR_CODE_CLASS (tclass),
20168 assert flags & OEP_HASH_CHECK, instead of asserting it
20169 never happens. Handle TARGET_EXPR.
20170 * fold-const.c (operand_equal_p): For hash verification,
20171 or in OEP_HASH_CHECK into flags.
20173 2016-05-04 Eric Botcazou <ebotcazou@adacore.com>
20175 * tree-ssa-coalesce.c (gimple_can_coalesce_p): Fix reference in head
20177 (compute_samebase_partition_bases): Fix typo.
20179 2016-05-04 Jakub Jelinek <jakub@redhat.com>
20181 * config/i386/sse.md (vec_interleave_highv8sf,
20182 vec_interleave_lowv8sf, vec_interleave_highv4df,
20183 vec_interleave_lowv4df): Remove constraints from expanders.
20185 * config/i386/sse.md (sse2_movq128): Use v constraint instead of x.
20187 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
20189 * tree-inline.c (expand_call_inline): Fix path dealing with
20190 making lhs of call statement undefined.
20192 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
20194 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases):
20195 Check availability on NODE, too.
20196 * cgraph.h (symtab_node::call_for_symbol_and_aliases): Likewise.
20197 (cgraph_node::call_for_symbol_and_aliases): Likewise.
20198 (varpool_node::call_for_symbol_and_aliase): Likewise.
20199 * ipa-pure-const.c (add_new_function): Analyze all bodies.
20200 (propagate_pure_const): Propagate across interposable functions, too.
20201 (skip_function_for_local_pure_const): Do not skip interposable bodies
20203 (pass_local_pure_const::execute): Update.
20205 2016-05-04 Marek Polacek <polacek@redhat.com>
20207 * doc/invoke.texi: Document -Wdangling-else.
20209 2016-05-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
20211 * config.gcc: Error out when conflicting multilib is detected. Do not
20212 loop over multilibs since no combination is legal.
20214 2016-05-04 Alan Modra <amodra@gmail.com>
20216 * config/rs6000/rs6000.h (PIC_OFFSET_TABLE_REGNUM): Correct.
20217 * config/rs6000/sysv4.h (TARGET_TOC): Simplify.
20218 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
20221 2016-05-04 Matthew Fortune <matthew.fortune@imgtec.com>
20223 * config/mips/mips-cpus.def (p5600): Avoid IMADD by default.
20224 Clean up p5600 comments.
20226 2016-05-04 Richard Biener <rguenther@suse.de>
20228 * match.pd: Add BIT_FIELD_REF canonicalizations and vector
20229 constructor simplifications.
20230 * fold-const.c (fold_ternary_loc): Remove duplicate functionality here.
20232 2016-05-04 Oleg Endo <olegendo@gcc.gnu.org>
20234 * config/sh/predicates (post_inc_mem, pre_dec_mem): New predicates.
20235 * config/sh/sh-protos.h (sh_find_set_of_reg): Return null result if
20236 result.set_rtx is null instead of aborting.
20237 * config/sh/sh.h (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT):
20239 (USE_LOAD_PRE_DECREMENT, USE_STORE_POST_INCREMENT): Enable for SH2A.
20240 * config/sh/sh.md (*extend<mode>si2_predec, *mov<mode>_load_predec,
20241 *mov<mode>_store_postinc): New patterns.
20243 2016-05-04 Marc Glisse <marc.glisse@inria.fr>
20245 * match.pd ((A | B) & (A | C)): Generalize to BIT_XOR_EXPR. Mark
20246 as commutative. Check both conversions are NOP.
20247 ((A & B) OP (C & B)): Remove.
20249 2016-05-04 Alan Modra <amodra@gmail.com>
20251 * combine.c (simplify_set): Correct WORD_REGISTER_OPERATIONS test.
20253 2016-05-04 Alan Modra <amodra@gmail.com>
20256 * config/rs6000/rs6000.c (rs6000_stack_info): Don't set cr_save_p
20257 when cr2,3,4 are all fixed regs.
20259 2016-05-04 Bernd Schmidt <bschmidt@redhat.com>
20261 PR rtl-optimization/57193
20262 * opts.c (default_options_table): Revert OPT_frename_registers change.
20263 * doc/invoke.texi (-frename-registers, -O2): Likewise.
20265 2016-05-03 Martin Sebor <msebor@redhat.com>
20268 * builtins.c (fold_builtin_FILE): New function.
20269 (fold_builtin_FUNCTION, fold_builtin_LINE): New functions.
20270 (fold_builtin_0): Call them.
20271 * gimplify.c (gimplify_call_expr): Remove the handling of
20272 BUILT_IN_FILE, BUILT_IN_FUNCTION, and BUILT_IN_LINE.
20275 * doc/extend.texi (Other Builtins): Update __builtin_FILE,
20276 __builtin_FUNCTION, and __builtin_LINE to reflect they yield
20280 * doc/extend.texi (Function Names as Strings): Update __func__,
20281 __FUNCTION__, __PRETTY_FUNCTION__ to reflect they evaluate to
20284 2016-05-03 Jakub Jelinek <jakub@redhat.com>
20285 Richard Biener <rguenther@suse.de>
20287 PR tree-optimization/70916
20288 * tree-if-conv.c: Include cfganal.h.
20289 (pass_if_conversion::execute): Call connect_infinite_loops_to_exit
20290 and remove_fake_exit_edges around the optimization pass.
20292 2016-05-03 Jan Hubicka <hubicka@ucw.cz>
20294 * cgraph.c (symbol_table::create_edge): Set inline_failed.
20295 (cgraph_edge::make_direct): Likewise.
20296 (cgraph_edge::dump_edge_flags): Dump call_stmt_cannot_inline_p.
20297 * cgraphclones.c (duplicate_thunk_for_node): Set inline_failed.
20298 * cif-code.def (CIF_LTO_MISMATCHED_DECLARATIONS): New code
20299 (CIF_THUNK): New code.
20300 * ipa-inline-analysis.c (initialize_inline_failed): Preserve
20301 CIF_FINAL_ERROR codes; do not deal with call_stmt_cannot_inline_p.
20302 (compute_inline_parameters): Set inline_failed for thunks.
20303 (inline_analyze_function): Cleanup.
20304 * ipa-inline.c (can_inline_edge_p): Do not deal with
20305 call_stmt_cannot_inline_p.
20306 (can_early_inline_edge_p): Likewise.
20307 (early_inliner): Initialize inline_failed.
20308 * lto-cgraph.c (lto_output_edge): Sanity check inline_failed.
20310 2016-05-03 Uros Bizjak <ubizjak@gmail.com>
20312 * config/i386/predicates.md (x87nonimm_ssenomem_operand): Rename
20313 from nonimm_ssenomem_operand.
20314 (nonimm_ssenomem_operand): New predicate.
20315 * config/i386/i386.md (extendsfdf2): Use nonimm_ssenomem_operand
20316 as operand 0 predicate.
20317 (*extendsfdf2): Merge from *extendsfdf2_mixed and *extendsfdf2_i387.
20318 Disable unsupported alternatives using "enabled" attribute.
20319 Use register_ssemem_operand as operand 0 predicate.
20320 (*fop_<mode>_1): Use x87nonimm_ssenomem_operand as operand 1 predicate.
20322 2016-05-03 Marek Polacek <polacek@redhat.com>
20325 * input.c (expansion_point_location): New function.
20326 * input.h (expansion_point_location): Declare.
20328 2016-05-03 Pierre-Marie de Rodat <derodat@adacore.com>
20330 * dwarf2out.c (resolve_args_picking_1): Replace the frame_offset
20331 occurence with frame_offset_ ones.
20333 2016-05-03 Alan Modra <amodra@gmail.com>
20335 PR rtl-optimization/70890
20336 * ira.c (combine_and_move_insns): When moving def_insn, remove
20337 equivs on use_insn.
20339 2016-05-03 Dominik Vogt <vogt@linux.vnet.ibm.com>
20341 * config/s390/s390.md ("*r<noxa>sbg_<mode>_sll")
20342 ("*r<noxa>sbg_<mode>_srl"): New define_insns.
20343 ("*r<noxa>sbg_<mode>_srl_bitmask"): Rename by adding "_bitmask".
20344 ("*r<noxa>sbg_<mode>_sll_bitmask"): Likewise.
20346 2016-05-03 Alan Modra <amodra@gmail.com>
20348 * config/rs6000/rs6000.c (rs6000_savres_strategy): Correct condition
20349 for SAVE_MULTIPLE/STORE_MULTIPLE.
20351 2016-05-03 Jakub Jelinek <jakub@redhat.com>
20353 * config/i386/i386.md (*truncdfsf_mixed, *truncdfsf_i387,
20354 *truncxfsf2_mixed, *truncxfdf2_mixed): Use v constraint instead of x.
20356 2016-05-03 Richard Biener <rguenther@suse.de>
20358 * gimplify.h (get_initialized_tmp_var): Add allow_ssa parameter
20360 (gimplify_arg): Likewise.
20361 * gimplify.c (gimplify_expr): Add overload with allow_ssa parameter,
20362 re-writing the result to a decl if required.
20363 (internal_get_tmp_var): Add allow_ssa parameter
20364 and override into_ssa with it.
20365 (get_formal_tmp_var): Adjust.
20366 (get_initialized_tmp_var): Add allow_ssa parameter.
20367 (gimplify_arg): Add allow_ssa parameter and avoid generating
20368 SSA names for the result false.
20369 (gimplify_call_expr): If the call may return twice do not
20370 gimplify parameters into SSA.
20371 (prepare_gimple_addressable): Do not allow an SSA name as temporary.
20372 (gimplify_modify_expr): Adjust assert. For noreturn calls
20373 with a SSA name LHS adjust its def.
20374 (gimplify_save_expr): Do not allow an SSA name as save-expr result.
20375 (gimplify_one_sizepos): Do not allow an SSA name as a sizepos.
20376 (gimplify_body): Init GIMPLE SSA data structures and gimplify into-SSA.
20377 (gimplify_scan_omp_clauses): Make sure OMP_CLAUSE_SIZE is not
20378 an SSA name. Likewise for OMP_CLAUSE_REDUCTION operands.
20379 (gimplify_omp_for): Likewise for OMP_CLAUSE_DECL. Likewise
20380 for OMP_FOR_COND, OMP_FOR_INCR and OMP_CLAUSE_LINEAR_STEP.
20381 (optimize_target_teams): Do not allow SSA names for clause operands.
20382 (gimplify_expr): Likewise for where we mark the result addressable.
20383 * passes.def (pass_init_datastructures): Remove.
20384 * tree-into-ssa.c (mark_def_sites): Ignore existing SSA names.
20385 (rewrite_stmt): Likewise.
20386 * tree-inline.c (initialize_cfun): Properly transfer SSA state.
20387 (replace_locals_op): Replace SSA names.
20388 (copy_gimple_seq_and_replace_locals): Init src_cfun.
20389 * gimple-low.c (lower_builtin_setjmp): Deal with SSA.
20390 * cgraph.c (release_function_body): Free CFG annotations only
20391 when we have a CFG. Simplify.
20392 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
20393 force_gimple_operand instead of get_initialized_tmp_var.
20394 * tree-pass.h (make_pass_init_datastructures): Remove.
20395 * tree-ssa.c (execute_init_datastructures): Remove.
20396 (pass_data_init_datastructures): Likewise.
20397 (class pass_init_datastructures): Likewise.
20398 (make_pass_init_datastructures): Likewise.
20399 * omp-low.c (create_omp_child_function): Init SSA data structures.
20400 (grid_expand_target_grid_body): Likewise.
20401 * tree-cfg.c (move_block_to_fn): Double-check the DEF is an SSA
20402 name before adding it to names_to_release.
20403 (remove_bb): Always release SSA defs.
20404 * tree-ssa-ccp.c (get_default_value): Check SSA_NAME_VAR
20405 before dereferencing it.
20406 * cgraphunit.c (init_lowered_empty_function): Always
20407 int SSA data structures.
20408 * tree-ssanames.c (release_defs): Remove assert that we are in
20410 * trans-mem.c (diagnose_tm_1): Handle SSA name function.
20412 2016-05-03 Jakub Jelinek <jakub@redhat.com>
20413 Uros Bizjak <ubizjak@gmail.com>
20415 PR rtl-optimization/70467
20416 * config/i386/predicates.md (x86_64_hilo_int_operand,
20417 x86_64_hilo_general_operand): New predicates.
20418 * config/i386/constraints.md (Wd): New constraint.
20419 * config/i386/i386.md (mode attr di): Use Wd instead of e.
20420 (general_hilo_operand): New mode attr.
20421 (add<mode>3, sub<mode>3): Use <general_hilo_operand>
20422 instead of <general_operand>.
20423 (*add<dwi>3_doubleword, *sub<dwi>3_doubleword): Use
20424 x86_64_hilo_general_operand instead of <general_operand>.
20426 2016-05-03 Jakub Jelinek <jakub@redhat.com>
20428 PR tree-optimization/70916
20429 * tree-if-conv.c (constant_or_ssa_name): Removed.
20430 (fold_build_cond_expr): Use is_gimple_val instead of
20431 constant_or_ssa_name.
20433 PR tree-optimization/70916
20434 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Give up
20435 if COND_EXPR rhs1 is neither SSA_NAME nor COMPARISON_CLASS_P.
20438 * tree-ssa-ccp.c: Include stor-layout.h and optabs-query.h.
20439 (optimize_atomic_bit_test_and): New function.
20440 (pass_fold_builtins::execute): Use it.
20441 * optabs.def (atomic_bit_test_and_set_optab,
20442 atomic_bit_test_and_complement_optab,
20443 atomic_bit_test_and_reset_optab): New optabs.
20444 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET,
20445 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_BIT_TEST_AND_RESET): New ifns.
20446 * builtins.h (expand_ifn_atomic_bit_test_and): New prototype.
20447 * builtins.c (expand_ifn_atomic_bit_test_and): New function.
20448 * internal-fn.c (expand_ATOMIC_BIT_TEST_AND_SET,
20449 expand_ATOMIC_BIT_TEST_AND_COMPLEMENT,
20450 expand_ATOMIC_BIT_TEST_AND_RESET): New functions.
20451 * doc/md.texi (atomic_bit_test_and_set@var{mode},
20452 atomic_bit_test_and_complement@var{mode},
20453 atomic_bit_test_and_reset@var{mode}): Document.
20454 * config/i386/sync.md (atomic_bit_test_and_set<mode>,
20455 atomic_bit_test_and_complement<mode>,
20456 atomic_bit_test_and_reset<mode>): New expanders.
20457 (atomic_bit_test_and_set<mode>_1,
20458 atomic_bit_test_and_complement<mode>_1,
20459 atomic_bit_test_and_reset<mode>_1): New insns.
20461 2016-05-03 Richard Sandiford <richard.sandiford@arm.com>
20463 PR rtl-optimization/70687
20464 * combine.c (change_zero_ext): Check for scalar modes. Use wide_int
20465 instead of unsigned HOST_WIDE_INT.
20467 2016-05-03 Bernd Schmidt <bschmidt@redhat.com>
20469 PR rtl-optimization/44281
20470 * hard-reg-set.h (struct target_hard_regs): New field
20471 x_fixed_nonglobal_reg_set.
20472 (fixed_nonglobal_reg_set): New macro.
20473 * reginfo.c (init_reg_sets_1): Initialize it.
20474 * ira.c (setup_alloc_regs): Use fixed_nonglobal_reg_set instead
20476 * df-scan.c (df_insn_refs_collect): Asms may reference global regs.
20478 2016-05-03 Bin Cheng <bin.cheng@arm.com>
20480 PR tree-optimization/56541
20481 * doc/invoke.texi (@item max-tree-if-conversion-phi-args): New item.
20482 * params.def (PARAM_MAX_TREE_IF_CONVERSION_PHI_ARGS): new param.
20483 * tree-if-conv.c (MAX_PHI_ARG_NUM): new macro.
20484 (any_complicated_phi): new static variable.
20485 (aggressive_if_conv): delete.
20486 (if_convertible_phi_p): support phis with more than two arguments.
20487 (if_convertible_bb_p): remvoe check on aggressive_if_conv and
20488 critical pred edges.
20489 (ifcvt_split_critical_edges): support phis with more than two
20490 arguments by checking new parameter. only split critical edges
20492 (tree_if_conversion): handle simd pragma marked loop using new
20493 local variable aggressive_if_conv. check any_complicated_phi.
20495 2016-05-03 Bin Cheng <bin.cheng@arm.com>
20497 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check depends_on
20500 2016-05-03 Bin Cheng <bin.cheng@arm.com>
20502 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Don't clobber
20505 2016-05-03 Oleg Endo <olegendo@gcc.gnu.org>
20507 * config/sh/sh.md (udivsi3, divsi3, mulsi3): Simplify.
20508 (mulhisi3, umulhisi3, (smulsi3_highpart, umulsi3_highpart): Convert to
20509 define_insn_and_split.
20510 (mulsi3_i): New define_insn_and_split.
20511 (mulsi3_call): Convert to define_insn.
20512 (mulsidi3, mulsidi3_compact, umulsidi3, umulsidi3_compact):
20513 Remove constraints.
20515 2016-05-02 Michael Meissner <meissner@linux.vnet.ibm.com>
20517 * machmode.h (mode_complex): Add support to give the complex mode
20519 (GET_MODE_COMPLEX_MODE): Likewise.
20520 * stor-layout.c (layout_type): For COMPLEX_TYPE, use the mode
20521 stored by build_complex_type and gfc_build_complex_type instead of
20522 trying to figure out the appropriate mode based on the size. Raise
20523 an assertion error, if the type was not set.
20524 * genmodes.c (struct mode_data): Add field for the complex type of
20526 (blank_mode): Likewise.
20527 (make_complex_modes): Remember the complex mode created in the
20529 (emit_mode_complex): Write out the mode_complex array to map a
20530 type mode to the complex version.
20531 (emit_insn_modes_c): Likewise.
20532 * tree.c (build_complex_type): Set the complex type to use before
20533 calling layout_type.
20534 * config/rs6000/rs6000.c (rs6000_hard_regno_nregs_internal): Add
20535 support for __float128 complex datatypes.
20536 (rs6000_hard_regno_mode_ok): Likewise.
20537 (rs6000_setup_reg_addr_masks): Likewise.
20538 (rs6000_complex_function_value): Likewise.
20539 * config/rs6000/rs6000.h (FLOAT128_IEEE_P): Likewise.
20540 __float128 and __ibm128 complex.
20541 (FLOAT128_IBM_P): Likewise.
20542 (ALTIVEC_ARG_MAX_RETURN): Likewise.
20543 * doc/extend.texi (Additional Floating Types): Document that
20544 -mfloat128 must be used to enable __float128. Document complex
20545 __float128 and __ibm128 support.
20547 2016-05-02 Jakub Jelinek <jakub@redhat.com>
20550 * gimple.c (gimple_builtin_call_types_compatible_p): Allow
20551 char/short arguments promoted to int because of promote_prototypes.
20553 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
20555 * config/i386/predicates.md (register_ssemem_operand): New predicate.
20556 * config/i386/i386.md (*cmpi<FPCMP:unord><MODEF:mode>): Merge from
20557 *cmpi<FPCMP:unord><MODEF:mode>_mixed and
20558 *cmpi<FPCMP:unord><X87MODEF:mode>_i387. Disable unsupported
20559 alternatives using "enabled" attribute. Use register_ssemem_operand
20560 as operand 1 predicate.
20561 (*cmpi<unord>xf_i387): Split XFmode pattern from
20562 *cmpi<FPCMP:unord><X87MODEF:mode>_i387.
20563 (*absneg<mode>2): Merge from *absneg<mode>2_mixed and
20564 *absneg<mode>2_i387. Disable unsupported alternatives using
20565 "enabled" attribute.
20566 (*absnegxf2_i387): Split XFmode pattern from *absneg<mode>2_i387.
20568 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
20570 * omp-low.c (lower_oacc_head_tail): Assert there is at least one
20572 (oacc_loop_process): Check mask for loop termination.
20574 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
20576 * cif-code.def (CIF_THUNK): Add.
20577 * ipa-inline-analsysis.c (evaluate_conditions_for_known_args): Revert
20580 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
20582 * ipa-inline-analysis.c (reset_inline_summary): Clear fp_expressions
20583 (dump_inline_summary): Dump it.
20584 (fp_expression_p): New predicate.
20585 (estimate_function_body_sizes): Use it.
20586 (inline_merge_summary): Merge fp_expressions.
20587 (inline_read_section): Read fp_expressions.
20588 (inline_write_summary): Write fp_expressions.
20589 * ipa-inline.c (can_inline_edge_p): Permit inlining across fp math
20590 codegen boundary if either caller or callee is !fp_expressions.
20591 * ipa-inline.h (inline_summary): Add fp_expressions.
20592 * ipa-inline-transform.c (inline_call): When inlining !fp_expressions
20593 to fp_expressions be sure the fp generation flags are updated.
20595 2016-05-02 Jakub Jelinek <jakub@redhat.com>
20597 PR rtl-optimization/70467
20598 * cse.c (cse_insn): Handle no-op MEM moves after folding.
20600 PR rtl-optimization/70467
20601 * ipa-pure-const.c (check_call): Handle internal calls even in
20602 ipa mode like in local mode.
20604 2016-05-02 Bernd Edlinger <bernd.edlinger@hotmail.de>
20606 * doc/install.texi: Document supported in-tree gmp/mpfr/mpc versions.
20608 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
20610 * match.pd (X u< X, X u> X): New transformations.
20612 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
20614 * flag-types.h (enum warn_strict_overflow_code): Move ...
20615 * coretypes.h: ... here.
20616 * fold-const.h (fold_overflow_warning): Declare.
20617 * fold-const.c (fold_overflow_warning): Make non-static.
20618 (fold_comparison): Move the transformation of X +- C1 CMP C2
20619 into X CMP C2 -+ C1 ...
20620 * match.pd: ... here.
20621 * gimple-fold.c (fold_stmt_1): Protect with
20622 fold_defer_overflow_warnings.
20624 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
20626 * omp-low.c (struct oacc_loop): Add 'inner' field.
20627 (new_oacc_loop_raw): Initialize it to zero.
20628 (oacc_loop_fixed_partitions): Initialize it.
20629 (oacc_loop_auto_partitions): Partition outermost loop to outermost
20630 available partitioning.
20632 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
20634 * config/arc/arc.md (mulsidi3): Change operand 0 predicate to
20636 (umulsidi3): Likewise.
20637 (indirect_jump): Fix jump instruction assembly patterns.
20639 2016-05-02 Thomas Schwinge <thomas@codesourcery.com>
20642 * config/nvptx/nvptx.c (nvptx_libcall_value): Handle NULL cfun.
20643 (nvptx_function_value): Assert non-NULL cfun.
20645 2016-05-02 Eric Botcazou <ebotcazou@adacore.com>
20647 PR rtl-optimization/70886
20648 * sched-deps.c (estimate_dep_weak): Canonicalize cselib values.
20650 * cselib.h (rtx_equal_for_cselib_1): Declare.
20651 (rtx_equal_for_cselib_p: New inline function.
20652 * cselib.c (rtx_equal_for_cselib_p): Delete.
20653 (rtx_equal_for_cselib_1): Make public.
20655 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
20657 * config/i386/predicates.md (nonimm_ssenomem_operand): New predicate.
20658 (register_mixssei387nonimm_operand): Remove predicate.
20659 * config/i386/i386.md (*fop_<mode>_comm): Merge from
20660 *fop_<mode>_comm_mixed and *fop_<mode>_comm_i387. Disable unsupported
20661 alternatives using "enabled" attribute. Also check X87_ENABLE_ARITH
20662 for TARGET_MIX_SSE_I387 alternatives.
20663 (*fop_<mode>_1): Merge from *fop_<mode>_1_mixed and *fop_<mode>_1_i387.
20664 Disable unsupported alternatives using "enabled" attribute. Use
20665 nonimm_ssenomem_operand as operand 1 predicate. Also check
20666 X87_ENABLE_ARITH for TARGET_MIX_SSE_I387 alternatives.
20668 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
20670 * tree.c (cst_and_fits_in_hwi): Simplify.
20672 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
20674 * tree.h (wi::to_wide): New function.
20675 * expr.c (expand_expr_real_1): Use wi::to_wide.
20676 * fold-const.c (int_const_binop_1): Likewise.
20677 (extract_muldiv_1): Likewise.
20679 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
20681 * wide-int.h: Update offset_int and widest_int documentation.
20682 (WI_SIGNED_SHIFT_RESULT): New macro.
20683 (wi::binary_shift): Define signed_shift_result_type for
20684 shifts on offset_int- and widest_int-like types.
20685 (generic_wide_int): Support <<= and >>= if << and >> are supported.
20686 * tree.h (int_bit_position): Use shift operators instead of wi::
20688 * alias.c (adjust_offset_for_component_ref): Likewise.
20689 * expr.c (get_inner_reference): Likewise.
20690 * fold-const.c (fold_comparison): Likewise.
20691 * gimple-fold.c (fold_nonarray_ctor_reference): Likewise.
20692 * gimple-ssa-strength-reduction.c (restructure_reference): Likewise.
20693 * tree-dfa.c (get_ref_base_and_extent): Likewise.
20694 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Likewise.
20695 (stmt_kills_ref_p): Likewise.
20696 * tree-ssa-ccp.c (bit_value_binop_1): Likewise.
20697 * tree-ssa-math-opts.c (find_bswap_or_nop_load): Likewise.
20698 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
20699 (ao_ref_init_from_vn_reference): Likewise.
20701 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
20703 * wide-int.h: Update offset_int and widest_int documentation.
20704 (WI_SIGNED_BINARY_PREDICATE_RESULT): New macro.
20705 (wi::binary_traits): Allow ordered comparisons between offset_int and
20706 offset_int, between widest_int and widest_int, and between either
20707 of these types and basic C types.
20708 (operator <, <=, >, >=): Define for the same combinations.
20709 * tree.h (tree_int_cst_lt): Use comparison operators instead
20710 of wi:: comparisons.
20711 (tree_int_cst_le): Likewise.
20712 * gimple-fold.c (fold_array_ctor_reference): Likewise.
20713 (fold_nonarray_ctor_reference): Likewise.
20714 * gimple-ssa-strength-reduction.c (record_increment): Likewise.
20715 * tree-affine.c (aff_comb_cannot_overlap_p): Likewise.
20716 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Likewise.
20717 * tree-sra.c (completely_scalarize): Likewise.
20718 * tree-ssa-alias.c (stmt_kills_ref_p): Likewise.
20719 * tree-ssa-reassoc.c (extract_bit_test_mask): Likewise.
20720 * tree-vrp.c (extract_range_from_binary_expr_1): Likewise.
20721 (check_for_binary_op_overflow): Likewise.
20722 (search_for_addr_array): Likewise.
20723 * ubsan.c (ubsan_expand_objsize_ifn): Likewise.
20725 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
20727 * config/arc/arc.c (arc_preferred_simd_mode): Remove enum keyword.
20728 (arc_save_restore): Likewise.
20729 (arc_dwarf_register_span): Likewise.
20730 (arc_output_pic_addr_const): Initialize suffix variable.
20732 2016-05-02 Martin Liska <mliska@suse.cz>
20734 * symbol-summary.h (function_summary::function_summary):
20735 Remove checking assert for all cgraph nodes.
20736 (function_summary::get): Check summary_uid.
20737 (symtab_insertion): Check summary_uid.
20739 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
20741 * config/arc/arc-protos.h (compact_memory_operand_p): Declare.
20742 * config/arc/arc.c (arc_output_commutative_cond_exec): Consider
20743 bmaskn instruction.
20744 (arc_dwarf_register_span): Remove enum keyword.
20745 (compact_memory_operand_p): New function.
20746 * config/arc/arc.h (reg_class): Add code density register classes.
20747 (REG_CLASS_NAMES): Likewise.
20748 (REG_CLASS_CONTENTS): Likewise.
20749 * config/arc/arc.md (*movqi_insn): Add code density instructions.
20750 (*movhi_insn, *movsi_insn, *movsf_insn): Likewise.
20751 (*extendhisi2_i, andsi3_i, cmpsi_cc_insn_mixed): Likewise.
20752 (*cmpsi_cc_c_insn, *movsi_ne): Likewise.
20753 * config/arc/constraints.md (C2p, Uts, Cm1, Cm3, Ucd): New
20755 (h, Rcd, Rsd, Rzd): New register constraints.
20756 (T): Use compact_memory_operand_p function.
20757 * config/arc/predicates.md (compact_load_memory_operand): Remove.
20759 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
20761 * config/sh/sh.md (*negnegt, *movtt): Remove.
20763 2016-05-02 Marek Polacek <polacek@redhat.com>
20764 Tom de Vries <tom@codesourcery.com>
20766 PR tree-optimization/70700
20767 * tree-ssa-structalias.c (dump_pred_graph): Fix getting varinfo for ids
20768 bigger than FIRST_REF_NODE.
20770 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
20773 * config/sh/sh.c (sh_option_override): Remove TARGET_CBRANCHDI4,
20775 (prepare_cbranch_operands): Don't use scratch register. Assume that
20776 function is used when pseudos can be created.
20777 (expand_cbranchdi4): Likewise. Remove unused TARGET_CMPEQDI_T paths.
20778 * config/sh/sh.md (cbranchsi4): Allow only when pseudos can be created.
20779 (cbranchdi4, cbranchdi4_i): Simplify to single cbranchdi4
20780 define_expand. Allow it only when pseudos can be created.
20781 * config/sh/sh.opt (mcbranchdi, mcmpeqdi): Delete.
20783 2016-05-01 Uros Bizjak <ubizjak@gmail.com>
20785 * config/i386/constraints.md (BC): Only allow -1 operands.
20786 * config/i386/sse.md (mov<mode>_internal): Add (v,C) alternative.
20787 Add "enabled" attribute. Update XI mode attribute calculation.
20788 * config/i386/i386.md (*movxi_internal_avx512f): Add (v,C) alternative.
20789 (*movoi_internal_avx): Update XI mode attribute calculation.
20790 (*movti_internal): Ditto.
20792 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
20794 * config/sh/sh.md (push, pop, ic_invalidate_line, cstoresi4, cstoredi4,
20795 cstoresf4, cstoredf4, fix_truncsfsi2): Remove constraints.
20797 2016-05-01 Eric Botcazou <ebotcazou@adacore.com>
20799 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Do not use switch
20800 statement on instruction code. Remove trailing spaces.
20801 (altivec_expand_stv_builtin): Likewise.
20803 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
20805 * config/sh/sh.h (TARGET_SH4): Remove and use default implementation.
20806 (TARGET_FPU_DOUBLE): Simplify.
20807 (BASE_ARG_REG, DOUBLE_TYPE_SIZE, OPTIMIZE_MODE_SWITCHING): Replace
20808 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions with 'TARGET_FPU_DOUBLE'.
20809 * config/sh/sh.c: Replace 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions
20810 with 'TARGET_FPU_DOUBLE'.
20811 * config/sh/sh.md: Likewise.
20813 2016-05-01 Yoshinori Sato <ysato@users.sourceforge.jp>
20815 * config/sh/linux.h (SH_DIV_STRATEGY_DEFAULT,
20816 SH_DIV_STR_FOR_SIZE): Remove.
20817 * config/sh/netbsd-elf.h (SH_DIV_STRATEGY_DEFAULT,
20818 SH_DIV_STR_FOR_SIZE): Remove.
20820 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
20822 * config/sh/predicates.md (any_register_operand, zero_extend_operand,
20823 logical_reg_operand): Delete.
20824 (arith_operand, arith_reg_dest, arith_or_int_operand, cmpsi_operand,
20825 arith_reg_or_0_operand, arith_reg_or_0_or_1_operand, logical_operand,
20826 logical_and_operand, movsrc_no_disp_mem_operand): Rewrite using
20827 match_operand and match_test.
20828 (sh_const_vec, sh_1el_vec): Remove redundant checks. Declare local
20829 variables on their first use. Return bool values.
20830 * config/sh/sh.h (LOAD_EXTEND_OP): Update comment.
20831 * config/sh/sh.md (andsi3, iorsi3): Use arith_reg_dest for result and
20832 arith_reg_operand for input operand. Remove empty constraints.
20834 (*xorsi3_compact): Rename to xorsi3.
20835 (zero_extend<mode>si2): Use arith_reg_operand for input operand.
20836 (*zero_extend<mode>si2_disp_mem): Update comment.
20839 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
20841 * config/sh/t-sh: Remove SH5 support.
20842 * config.gcc: Likewise.
20843 * configure: Likewise.
20845 2016-04-30 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
20847 * config/darwin.h (LINK_COMMAND_SPEC_A): Handle -fcilkplus.
20849 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
20851 * config/sh/sh.c (register_sh_passes, sh_option_override,
20852 sh_print_operand, prepare_move_operands,
20853 sh_can_follow_jump): Remove TARGET_SH1 checks.
20854 * config/sh/sh.h (TARGET_VARARGS_PRETEND_ARGS, VALID_REGISTER_P,
20855 PROMOTE_MODE): Likewise.
20856 * config/sh/sh.md (adddi3, addsi3, subdi3, subsi3, andsi3,
20859 2016-04-30 Alan Modra <amodra@gmail.com>
20861 * config/rs6000/rs6000.c (rs6000_savres_strategy): Force inline
20862 restoring when fixed_reg_p, but allow out-of-line or stmw save.
20863 Check for user regs later to avoid unnecessary looping over regs.
20864 Merge user reg check with non-saved reg check. Don't force
20865 inline VR restore when static chain used.
20866 (rs6000_frame_related): Omit eh_frame info for user regs when
20868 (fixed_regs_p): Delete.
20870 2016-04-30 Alan Modra <amodra@gmail.com>
20872 * config/rs6000/rs6000.c (SAVRES_MULTIPLE): Replace with..
20873 (SAVE_STRATEGY, REST_STRATEGY): ..this. Renumber and sort enum.
20876 2016-04-30 Alan Modra <amodra@gmail.com>
20879 * config/rs6000/rs6000.c (fixed_reg_p): New function.
20880 (fixed_regs_p): Rename from global_regs_p. Call fixed_reg_p.
20883 2016-04-30 Alan Modra <amodra@gmail.com>
20885 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
20886 Remove redundant PIC_OFFSET_TABLE_REGNUM test. Replace with
20887 flag_pic test for Darwin.
20889 2016-04-30 Alan Modra <amodra@gmail.com>
20891 * regs.h (struct reg_info_t): Delete freq_calls_crossed and
20892 throw_calls_crossed.
20893 (REG_FREQ_CALLS_CROSSED): Delete.
20894 (REG_N_THROWING_CALLS_CROSSED): Delete.
20895 * regstat.c (regstat_bb_compute_ri): Don't calculate
20896 REG_FREQ_CALLS_CROSSED and REG_N_THROWING_CALLS_CROSSED.
20897 (dump_reg_info): Don't print call cross frequency.
20898 * ira.c (combine_and_move_insns): Don't set REG_FREQ_CALLS_CROSSED
20899 and REG_N_THROWING_CALLS_CROSSED.
20901 2016-04-30 Alan Modra <amodra@gmail.com>
20903 * regs.h (struct reg_info_t): Delete live_length.
20904 (REG_LIVE_LENGTH): Delete macro.
20905 * regstat.c (regstat_bb_compute_ri): Delete artificial_uses,
20906 local_live, local_processed and local_live_last_luid params.
20907 Replace bb_index param with bb. Don't set REG_LIVE_LENGTH.
20909 (regstat_compute_ri): Adjust for above. Don't set
20911 (dump_reg_info): Don't print live length.
20912 * ira.c (update_equiv_regs): Replace test of REG_LIVE_LENGTH
20913 with test of setjmp_crosses. Don't set REG_LIVE_LENGTH.
20914 Localize loop_depth var.
20916 2016-04-30 Alan Modra <amodra@gmail.com>
20918 * ira.c (enum valid_equiv): New.
20919 (validate_equiv_mem): Return enum.
20920 (update_equiv_mem): Create replacement in more cases.
20921 (add_store_equivs): Update validate_equiv_mem call.
20923 2016-04-30 Alan Modra <amodra@gmail.com>
20925 * ira.c (combine_and_move_insns): Rather than scanning insns,
20926 use DF infrastucture to find use and def insns.
20928 2016-04-30 Alan Modra <amodra@gmail.com>
20930 ira.c (combine_and_move_insns): Move invariant conditions..
20931 (ira.c): ..to here. Call combine_and_move_insns before
20932 add_store_equivs. Call grow_reg_equivs later. Allocate
20933 req_equiv later using max_reg_num() rather than global max_regno.
20934 (contains_replace_regs): Delete.
20935 (add_store_equivs): Remove contains_replace_regs test.
20937 2016-04-30 Alan Modra <amodra@gmail.com>
20939 * ira.c (struct equiv_mem_data): New.
20940 (equiv_mem, equiv_mem_modified): Delete static vars.
20941 (validate_equiv_mem_from_store): Use "data" param to communicate..
20942 (validate_equiv_mem): ..from here.
20944 2016-04-30 Alan Modra <amodra@gmail.com>
20946 * ira.c (add_store_equivs, combine_and_move_insns): New functions,
20948 (update_reg_equivs): ..here. Move allocation and freeing of
20949 reg_equiv, and calls to grow_reg_equivs, init_alias_analysis,
20950 end_alias_analysis to..
20953 2016-04-30 Alan Modra <amodra@gmail.com>
20955 * ira.c (pdx_subregs): Delete.
20956 (struct equivalence): Add pdx_subregs field.
20957 (set_paradoxical_subreg): Remove pdx_subregs param. Update
20958 pdx_subregs access.
20959 (update_equiv_regs): Don't create or free pdx_subregs. Update
20960 pdx_subregs access.
20962 2016-04-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
20964 * config/rs6000/altivec.h: Change definitions of vec_xl and
20966 * config/rs6000/rs6000-builtin.def (LD_ELEMREV_V2DF): New.
20967 (LD_ELEMREV_V2DI): New.
20968 (LD_ELEMREV_V4SF): New.
20969 (LD_ELEMREV_V4SI): New.
20970 (LD_ELEMREV_V8HI): New.
20971 (LD_ELEMREV_V16QI): New.
20972 (ST_ELEMREV_V2DF): New.
20973 (ST_ELEMREV_V2DI): New.
20974 (ST_ELEMREV_V4SF): New.
20975 (ST_ELEMREV_V4SI): New.
20976 (ST_ELEMREV_V8HI): New.
20977 (ST_ELEMREV_V16QI): New.
20980 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
20981 descriptions for VSX_BUILTIN_VEC_XL and VSX_BUILTIN_VEC_XST.
20982 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Map from
20983 TARGET_P9_VECTOR to RS6000_BTM_P9_VECTOR.
20984 (altivec_expand_builtin): Add handling for
20985 VSX_BUILTIN_ST_ELEMREV_<MODE> and VSX_BUILTIN_LD_ELEMREV_<MODE>.
20986 (rs6000_invalid_builtin): Add error-checking for
20987 RS6000_BTM_P9_VECTOR.
20988 (altivec_init_builtins): Define builtins used to implement vec_xl
20990 (rs6000_builtin_mask_names): Define power9-vector.
20991 * config/rs6000/rs6000.h (MASK_P9_VECTOR): Define.
20992 (RS6000_BTM_P9_VECTOR): Define.
20993 (RS6000_BTM_COMMON): Include RS6000_BTM_P9_VECTOR.
20994 * config/rs6000/vsx.md (vsx_ld_elemrev_v2di): New define_insn.
20995 (vsx_ld_elemrev_v2df): Likewise.
20996 (vsx_ld_elemrev_v4sf): Likewise.
20997 (vsx_ld_elemrev_v4si): Likewise.
20998 (vsx_ld_elemrev_v8hi): Likewise.
20999 (vsx_ld_elemrev_v16qi): Likewise.
21000 (vsx_st_elemrev_v2df): Likewise.
21001 (vsx_st_elemrev_v2di): Likewise.
21002 (vsx_st_elemrev_v4sf): Likewise.
21003 (vsx_st_elemrev_v4si): Likewise.
21004 (vsx_st_elemrev_v8hi): Likewise.
21005 (vsx_st_elemrev_v16qi): Likewise.
21006 * doc/extend.texi: Add prototypes for vec_xl and vec_xst. Correct
21009 2016-04-29 Patrick Palka <ppalka@gcc.gnu.org>
21011 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Split
21013 (simplify_control_stmt_condition_1): ... here. Recurse into
21014 BIT_AND_EXPRs and BIT_IOR_EXPRs.
21016 2016-04-29 David Edelsohn <dje.gcc@gmail.com>
21019 * config/rs6000/rs6000.md (EXTQI): Don't allow extension to HImode.
21020 (zero_extendqi<mode>2_dot): Revert earlier conversion from
21021 define_insn_and_split to define_insn.
21022 (zero_extendqi<mode>2_dot2): Same.
21023 (extendqi<mode>2_dot): Same.
21024 (extendqi<mode>2_dot2): Same.
21026 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
21028 * config/i386/i386.md (unspec): Add UNSPEC_PROBE_STACK.
21029 (probe_stack): New expander.
21030 (probe_stack_<mode>): New insn pattern.
21032 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
21034 * config/i386/i386.md
21035 (operations with memory inputs setting flags peephole2):
21036 Remove uneeded REG_P checks. Cleanup pattern generation.
21038 2016-04-29 Ilya Enkovich <ilya.enkovich@intel.com>
21040 * tree-vect-loop.c (vect_transform_loop): Fix
21041 nb_iterations_upper_bound computation for vectorized loop.
21043 2016-04-29 Marek Polacek <polacek@redhat.com>
21044 Jakub Jelinek <jakub@redhat.com>
21047 * fold-const.c (tree_single_nonzero_warnv_p): For TARGET_EXPR, use
21048 TARGET_EXPR_SLOT as a base.
21050 2016-04-29 Andrew Burgess <andrew.burgess@embecosm.com>
21052 * config/arc/arc.md (*loadqi_update): Replace use of 'rI' constraint
21053 with 'rCm2' constraints to limit possible immediate size.
21054 (*load_zeroextendqisi_update): Likewise.
21055 (*load_signextendqisi_update): Likewise.
21056 (*loadhi_update): Likewise.
21057 (*load_zeroextendhisi_update): Likewise.
21058 (*load_signextendhisi_update): Likewise.
21059 (*loadsi_update): Likewise.
21060 (*loadsf_update): Likewise.
21062 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
21064 * config/i386/predicates.md (constm1_operand): Fix comparison.
21066 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
21068 * testsuite/gcc.target/arc/ieee_eq.c: New test.
21070 2016-04-29 Oleg Endo <olegendo@gcc.gnu.org>
21072 * common/config/sh/sh-common.c (sh_option_optimization_table): Remove
21073 remaining SH5 related settings.
21074 * config/sh/sh-protos.h (shmedia_cleanup_truncate,
21075 shmedia_prepare_call_address): Delete.
21076 * config/sh/sh.c (sh_print_operand, output_stack_adjust,
21077 DWARF_CIE_DATA_ALIGNMENT, LOCAL_ALIGNMENT): Update comments.
21078 * config/sh/sh.h (SUBTARGET_ASM_RELAX_SPEC,
21079 UNSUPPORTED_SH2A): Remove m5 checks.
21080 (sh_divide_strategy_e): Remove SH5 division strategies.
21081 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Remove and use default.
21082 * config/sh/sh.md (divsf3): Reinstate define_expand pattern.
21084 2016-04-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
21086 * config/s390/s390.c (s390_rtx_costs): Update documentation.
21088 2016-04-29 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21090 * config/s390/2964.md ("z13_unit_fxu", "z13_0"): Remove lder.
21091 * config/s390/s390.md ("movsi_larl", "*movsi_esa", "mov<mode>"):
21092 Change lder to ldr.
21093 * config/s390/vector.md ("mov<mode>"): Likewise.
21095 2016-04-29 Ulrich Weigand <uweigand@de.ibm.com>
21097 * config/s390/constraints.md ("U", "W"): Invoke
21098 s390_mem_constraint with "ZR" and "ZT".
21099 * config/s390/s390.c (s390_check_qrst_address): Reject invalid
21100 addresses when using LRA. Accept also short displacements for S
21101 and T constraints. Do not check for long displacement target for
21102 S and T constraints.
21103 (s390_mem_constraint): Remove handling of U and W constraints.
21104 * config/s390/s390.md (various patterns): Remove the short
21105 displacement constraints (Q and R) if a long displacement
21106 constraint is present. Add longdisp as required CPU capability.
21107 * config/s390/vector.md: Likewise.
21108 * config/s390/vx-builtins.md: Likewise.
21110 2016-04-29 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
21113 * reload1.c (reload): Call finish_spills before
21114 restarting reload loop. Skip select_reload_regs
21115 if update_eliminables_and_spill returns true.
21117 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
21119 * config/arc/arc.h (UNSIGNED_INT12, UNSIGNED_INT16): Define.
21120 * config/arc/arc.md (umulhisi3): Use arc_short_operand predicate.
21121 (umulhisi3_imm): Update predicates and constraint letters.
21122 (umulhisi3_reg): Declare instruction as commutative.
21123 * config/arc/constraints.md (J12, J16): New constraints.
21124 * config/arc/predicates.md (short_unsigned_const_operand): New
21126 (arc_short_operand): Likewise.
21127 * testsuite/gcc.target/arc/umulsihi3_z.c: New file.
21129 2016-04-29 Richard Biener <rguenther@suse.de>
21131 PR tree-optimization/13962
21132 PR tree-optimization/65686
21133 * tree-ssa-alias.h (ptrs_compare_unequal): Declare.
21134 * tree-ssa-alias.c (ptrs_compare_unequal): New function
21135 using PTA to compare pointers.
21136 * match.pd: Add pattern for pointer equality compare simplification
21137 using ptrs_compare_unequal.
21139 2016-04-29 Richard Biener <rguenther@suse.de>
21141 * stor-layout.c (layout_type): Do not build a pointer-to-element
21144 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
21146 * config/i386/i386.md (Load+RegOp to Mov+MemOp peephole2):
21147 Use SWI mode iterator. Use general_reg_operand predicate.
21148 (Load+RegOp to Mov+MemOp peephole2 with vector regs): Split
21149 peephole to MMX and SSE part. Use mmx_reg_operand and sse_reg_operand
21152 2016-04-29 Jakub Jelinek <jakub@redhat.com>
21154 PR middle-end/70843
21155 * fold-const.c (operand_equal_p): Don't verify hash value equality
21157 * tree.c (inchash::add_expr): Handle STATEMENT_LIST. Ignore BLOCK
21160 2016-04-28 Jakub Jelinek <jakub@redhat.com>
21163 * config/i386/i386.c (bdesc_special_args): Add | OPTION_MASK_ISA_64BIT
21164 to __builtin_ia32_lwpval64 and __builtin_ia32_lwpins64.
21165 (bdesc_args): Add | OPTION_MASK_ISA_64BIT to __builtin_ia32_bextr_u64,
21166 __builtin_ia32_bextri_u64, __builtin_ia32_bzhi_di,
21167 __builtin_ia32_pdep_di and __builtin_ia32_pext_di.
21169 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
21171 * config/rs6000/rs6000.c (compute_save_world_info): Rename info_ptr
21172 to info. Don't initialize separate fields to 0. Clean up
21175 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
21177 * config/i386/i386.md (peephole2s for operations with memory inputs):
21178 Use SWI mode iterator.
21179 (peephole2s for operations with memory outputs): Ditto.
21180 Do not check for stack checking probe.
21182 (probe_stack): Remove expander.
21184 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
21185 Andrew Burgess <andrew.burgess@embecosm.com>
21187 * config/arc/arc.c (arc_print_operand): Print integer 'H' / 'L'
21188 operands as 32-bits.
21190 2016-04-28 Jason Merrill <jason@redhat.com>
21192 * gdbinit.in: Skip line-map.h.
21194 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
21195 Andrew Burgess <andrew.burgess@embecosm.com>
21197 * config/arc/arc.c (arc_conditional_register_usage): Take
21198 TARGET_RRQ_CLASS into account.
21199 (arc_print_operand): Support printing 'p' and 's' operands.
21200 * config/arc/arc.h (TARGET_NPS_BITOPS_DEFAULT): Provide default
21202 (TARGET_RRQ_CLASS): Define.
21203 (IS_POWEROF2_OR_0_P): Define.
21204 * config/arc/arc.md (*movsi_insn): Add w/Clo, w/Chi, and w/Cbi
21206 (*tst_movb): New define_insn.
21207 (*tst): Avoid recognition if it could prevent '*tst_movb'
21208 combination; replace c/CnL with c/Chs alternative.
21209 (*tst_bitfield_tst): New define_insn.
21210 (*tst_bitfield_asr): New define_insn.
21211 (*tst_bitfield): New define_insn.
21212 (andsi3_i): Add Rrq variant.
21213 (extzv): New define_expand.
21214 (insv): New define_expand.
21215 (*insv_i): New define_insn.
21216 (*movb): New define_insn.
21217 (*movb_signed): New define_insn.
21218 (*movb_high): New define_insn.
21219 (*movb_high_signed): New define_insn.
21220 (*movb_high_signed + 1): New define_split pattern.
21221 (*mrgb): New define_insn.
21222 (*mrgb + 1): New define_peephole2 pattern.
21223 (*mrgb + 2): New define_peephole2 pattern.
21224 * config/arc/arc.opt (mbitops): New option for nps400, uses
21225 TARGET_NPS_BITOPS_DEFAULT.
21226 * config/arc/constraints.md (q): Make register class conditional.
21227 (Rrq): New register constraint.
21228 (Chs): New constraint.
21229 (Clo): New constraint.
21230 (Chi): New constraint.
21231 (Cbf): New constraint.
21232 (Cbn): New constraint.
21233 (C18): New constraint.
21234 (Cbi): New constraint.
21236 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
21238 * cfganal.c (bitmap_intersection_of_succs): Delete assert checking
21240 (bitmap_intersection_of_preds): Ditto.
21241 (bitmap_union_of_succs): Ditto.
21242 (bitmap_union_of_preds): Ditto.
21243 * sbitmap.c (do_popcount): Delete.
21244 (BITMAP_DEBUGGING): Delete.
21245 (sbitmap_verify_popcount): Delete.
21246 (sbitmap_alloc): Don't initialize the popcount field.
21247 (sbitmap_alloc_with_popcount): Delete.
21248 (sbitmap_resize): Don't resize the popcount array.
21249 (sbitmap_vector_alloc): Don't initialize the popcount field.
21250 (bitmap_copy): Don't copy the popcount array.
21251 (bitmap_clear): Don't clear the popcount array.
21252 (bitmap_clear): Delete the popcount array handling.
21253 (bitmap_ior_and_compl): Delete the popcount assert.
21254 (bitmap_not): Ditto.
21255 (bitmap_and_compl): Ditto.
21256 (bitmap_and): Delete the popcount array handling.
21257 (bitmap_xor): Ditto.
21258 (bitmap_ior): Ditto.
21259 (bitmap_or_and): Delete the popcount assert.
21260 (bitmap_and_or): Ditto.
21261 (popcount_table): Delete.
21262 (sbitmap_elt_popcount): Delete.
21263 * sbitmap.h (simple_bitmap_def): Delete the popcount field.
21264 (bitmap_set_bit): Delete the popcount assert.
21265 (bitmap_clear_bit): Ditto.
21266 (sbitmap_free): Don't free the popcount array.
21267 (sbitmap_alloc_with_popcount): Delete declaration.
21268 (sbitmap_popcount): Ditto.
21270 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
21271 Andrew Burgess <andrew.burgess@embecosm.com>
21273 * config/arc/arc.h (SYMBOL_FLAG_CMEM): Define.
21274 (TARGET_NPS_CMEM_DEFAULT): Provide default definition.
21275 * config/arc/arc.c (arc_address_cost): Return 0 for cmem_address.
21276 (arc_encode_section_info): Set SYMBOL_FLAG_CMEM where indicated.
21277 * config/arc/arc.opt (mcmem): New option.
21278 * config/arc/arc.md (*extendqihi2_i): Add r/Uex alternative,
21279 supply length for r/m alternative.
21280 (*extendqisi2_ac): Likewise.
21281 (*extendhisi2_i): Add r/Uex alternative, supply length for r/m and
21283 (movqi_insn): Add r/Ucm and Ucm/?Rac alternatives.
21284 (movhi_insn): Likewise.
21285 (movsi_insn): Add r/Ucm,Ucm/w alternatives.
21286 (*zero_extendqihi2_i): Add r/Ucm alternative.
21287 (*zero_extendqisi2_ac): Likewise.
21288 (*zero_extendhisi2_i): Likewise.
21289 * config/arc/constraints.md (Uex): New memory constraint.
21290 (Ucm): New define_constraint.
21291 * config/arc/predicates.md (long_immediate_loadstore_operand):
21292 Return 0 for MEM with cmem_address address.
21293 (cmem_address_0): New predicates.
21294 (cmem_address_1): Likewise.
21295 (cmem_address_2): Likewise.
21296 (cmem_address): Likewise.
21298 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
21300 * config/rs6000/rs6000.c (machine_function): Rename
21301 insn_chain_scanned_p to spe_insn_chain_scanned_p.
21302 (rs6000_stack_info): Adjust.
21304 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
21305 Andrew Burgess <andrew.burgess@embecosm.com>
21307 * config/arc/constraints.md (Usd): Convert to define_constraint.
21311 2016-04-28 Jakub Jelinek <jakub@redhat.com>
21314 * config/i386/sync.md (define_peephole2 *atomic_fetch_add_cmp<mode>):
21315 Add new peephole2 where the first insn is *mov<mode>_or instead of
21316 *mov<mode>_internal.
21318 2016-04-28 Segher Boesssenkool <segher@kernel.crashing.org>
21320 * tracer.c (bb_seen): Make static.
21322 2016-04-28 Andrew Burgess <andrew.burgess@embecosm.com>
21324 * common/config/arc/arc-common.c (arc_handle_option): Add NPS400
21325 support, setup defaults.
21326 * config/arc/arc-opts.h (enum processor_type): Add NPS400.
21327 * config/arc/arc.c (arc_init): Add NPS400 support.
21328 * config/arc/arc.h (CPP_SPEC): Add NPS400 defines.
21329 (TARGET_ARC700): NPS400 is also an ARC700.
21330 * config/arc/arc.opt: Add NPS400 options to -mcpu=.
21332 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
21335 * config/nds32/nds32.md (casesi): Don't access the operands array
21338 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
21340 * config/i386/i386.md (zeroing peephole2): Use general_reg_operand.
21341 (or $-1,reg peephole2): Ditto.
21342 (strict_low_part zeroing peephole2): Use SWI12 mode iterator.
21344 2016-04-28 Markus Trippelsdorf <markus@trippelsdorf.de>
21346 * doc/extend.texi (Common Function Attributes) [optimize]:
21347 Discourage use of the optimize attribute.
21349 2016-04-28 Bill Seurer <seurer@linux.vnet.ibm.com>
21351 * config/rs6000/rs6000-builtin.def (vec_adde): Change vec_adde to a
21352 special case builtin.
21353 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
21354 ALTIVEC_BUILTIN_VEC_ADDE.
21355 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
21356 support for ALTIVEC_BUILTIN_VEC_ADDE.
21357 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
21358 for __builtin_vec_adde.
21360 2016-04-28 Jakub Jelinek <jakub@redhat.com>
21362 * config/i386/i386.md (sse4_1_round<mode>2): Add avx512f alternative.
21363 * config/i386/sse.md (sse4_1_round<ssescalarmodesuffix>): Likewise.
21365 2016-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
21368 * doc/sourcebuild.texi (Effective-Target Keywords, Other
21369 attributes): Document cilkplus_runtime.
21371 2016-04-28 Martin Jambor <mjambor@suse.cz>
21373 * tree-cfg.c (verify_expr): Verify that local declarations belong to
21374 this function. Call verify_expr on MEM_REFs and bases of other
21375 handled_components.
21377 2016-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21379 * internal-fn.c (expand_arith_overflow): Convert preprocessor check
21380 for WORD_REGISTER_OPERATIONS to runtime check.
21382 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
21384 * config/arc/arc.h (ASM_SPEC): Pass mfpuda to assembler.
21386 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
21388 * config/arc/arc.c (arc_process_double_reg_moves): Fix for
21389 big-endian compilation.
21390 * config/arc/arc.md (addf3): Likewise.
21391 (subdf3): Likewise.
21392 (muldf3): Likewise.
21394 2016-04-28 Richard Biener <rguenther@suse.de>
21396 PR tree-optimization/70840
21397 * match.pd: powi(-x, y) and powi(|x|,y) -> powi(x,y) if y is even;
21398 Fix pow(copysign(x, y), z) -> pow(x, z) and add powi variant;
21399 Mark x * pow(x,c) -> pow(x,c+1) commutative.
21400 Add powi(x,y) * powi(z,y) -> powi(x*z,y).
21402 2015-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21404 * config/aarch64/aarch64.h (WORD_REGISTER_OPERATIONS): Define to 0
21405 and explain why in a comment.
21407 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
21409 * config/arc/arc.md (cpu_facility): Add fpx variant.
21410 (subdf3): Prohibit use reverse sub when assist operations option
21412 * config/arc/fpx.md (subdf3_insn, *dsubh_peep2_insn): Allow drsub
21413 instructions only when FPX is enabled.
21414 * testsuite/gcc.target/arc/trsub.c: New test.
21416 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
21418 * config/i386/i386.md (*fop_<mode>_1_mixed): Do not check for
21419 mult_operator when calculating "type" attribute.
21420 (*fop_<mode>_1_i387): Ditto.
21421 (*fop_xf_1_i387): Ditto.
21422 (x87 stack loads peephole2): Add "reg = op (mem, reg)" peephole2.
21423 Use std::swap to swap operands. Use RTL expressions to generate
21426 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
21427 Joern Rennecke <joern.rennecke@embecosm.com>
21429 * config/arc/arc-protos.h (arc_legitimize_pic_address): Remove
21431 (emit_pic_move): Remove.
21432 (arc_eh_uses, insn_is_tls_gd_dispatch): Declare.
21433 * config/arc/arc.c (emit_pic_move): Removed.
21434 (TARGET_HAVE_TLS): Define.
21435 (arc_conditional_register_usage): Test for arc_tp_regno.
21436 (arc_print_operand, arc_print_operand_address): Handle TLS
21438 (arc_needs_pcl_p): New function.
21439 (arc_legitimate_pc_offset_p): Use arc_needs_pcl_p.
21440 (arc_legitimate_pic_addr_p): Handle TLS unspecs.
21441 (arc_raw_symbolic_reference_mentioned_p): Likewise.
21442 (arc_get_tp, arc_emit_call_tls_get_addr): New function.
21443 (arc_legitimize_tls_address): Likewise.
21444 (DTPOFF_ZERO_SYM): Define.
21445 (arc_legitimize_pic_address): Make it static, handle TLS cases.
21446 (arc_output_pic_addr_const): Print TLS unspecs.
21447 (prepare_pic_move): New function, replaces emit_pic_move.
21448 (arc_legitimate_constant_p): Handle TLS unspecs.
21449 (arc_legitimate_address_p): Likewise.
21450 (arc_rewrite_small_data_p): Use assert for TLS constants.
21451 (prepare_move_operands): Use prepare_pic_move.
21452 (arc_legitimize_address): Legitimize tls addresses.
21453 (arc_epilogue_uses): Check for arc_tp_regno.
21454 (arc_eh_uses, insn_is_tls_gd_dispatch): New function.
21455 * config/arc/arc.h [DEFAULT_LIBC != LIBC_UCLIBC] (EXTRA_SPECS):
21457 [DEFAULT_LIBC != LIBC_UCLIBC] (ARC_TLS_EXTRA_START_SPEC):
21459 [DEFAULT_LIBC != LIBC_UCLIBC] (STARTFILE_SPEC): Add
21460 %(arc_tls_extra_start_spec).
21461 (TARGET_CPU_CPP_BUILTINS): Define __ARC_TLS_REGNO__.
21462 (REGNO_OK_FOR_BASE_P): Check for arc_tp_regno.
21464 (INSN_REFERENCES_ARE_DELAYED): Use insn_is_tls_gd_dispatch.
21465 * config/arc/arc.md (UNSPEC_TLS_GD, UNSPEC_TLS_LD, UNSPEC_TLS_IE)
21466 (UNSPEC_TLS_OFF): Add.
21468 (tls_load_tp_soft, tls_gd_load, tls_gd_get_addr, tls_gd_dispatch)
21469 (get_thread_pointersi): New patterns.
21470 * config/arc/arc.opt (mtp-regno): New option.
21471 * config/arc/predicates.md (move_src_operand): Handle TLS symbols.
21472 (move_dest_operand): Likewise.
21473 * configure: Regenerate.
21474 * configure.ac: Add arc*-*-* case to test for tls.
21475 * doc/invoke.texi (ARC options): Document mtp-regno.
21477 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
21479 * config/arc/arc.c (arc_vector_mode_supported_p): Add support for
21480 the new ARC HS SIMD instructions.
21481 (arc_preferred_simd_mode): New function.
21482 (arc_autovectorize_vector_sizes): Likewise.
21483 (TARGET_VECTORIZE_PREFERRED_SIMD_MODE)
21484 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.
21485 (arc_init_reg_tables): Accept new ARC HS SIMD modes.
21486 (arc_init_builtins): Add new SIMD builtin types.
21487 (arc_split_move): Handle 64 bit vector moves.
21488 * config/arc/arc.h (TARGET_PLUS_DMPY, TARGET_PLUS_MACD)
21489 (TARGET_PLUS_QMACW): Define.
21490 * config/arc/builtins.def (QMACH, QMACHU, QMPYH, QMPYHU, DMACH)
21491 (DMACHU, DMPYH, DMPYHU, DMACWH, DMACWHU, VMAC2H, VMAC2HU, VMPY2H)
21492 (VMPY2HU, VADDSUB2H, VSUBADD2H, VADDSUB, VSUBADD, VADDSUB4H)
21493 (VSUBADD4H): New builtins.
21494 * config/arc/simdext.md: Add new ARC HS SIMD instructions.
21495 * testsuite/gcc.target/arc/builtin_simdarc.c: New file.
21497 2016-04-28 Eduard Sanou <dhole@openmailbox.org>
21498 Matthias Klose <doko@debian.org>
21500 * doc/cppenv.texi: Document SOURCE_DATE_EPOCH environment variable.
21502 2016-04-28 Richard Biener <rguenther@suse.de>
21504 PR middle-end/70777
21505 * fold-const.c (fold_binary_loc): Remove x*x to pow(x,2.0)
21508 2016-04-28 Oleg Endo <olegendo@gcc.gnu.org>
21510 * common/config/sh/sh-common.c: Remove SH5 support.
21511 * config/sh/constraints.md: Likewise.
21512 * config/sh/config/sh/elf.h: Likewise.
21513 * config/sh/linux.h: Likewise.
21514 * config/sh/netbsd-elf.h: Likewise.
21515 * config/sh/predicates.md: Likewise.
21516 * config/sh/sh-c.c: Likewise.
21517 * config/sh/sh-protos.h: Likewise.
21518 * config/sh/sh.c: Likewise.
21519 * config/sh/sh.h: Likewise.
21520 * config/sh/sh.md: Likewise.
21521 * config/sh/sh.opt: Likewise.
21522 * config/sh/sync.md: Likewise.
21523 * config/sh/sh64.h: Delete.
21524 * config/sh/shmedia.h: Likewise.
21525 * config/sh/shmedia.md: Likewise.
21526 * config/sh/sshmedia.h: Likewise.
21527 * config/sh/t-netbsd-sh5-64: Likewise.
21528 * config/sh/t-sh64: Likewise.
21529 * config/sh/ushmedia.h: Likewise.
21531 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
21533 * config/i386/i386.md (sign_extend to memory peephole2s): Use
21534 general_reg_operand instead of register_operand predicate.
21536 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
21538 * params.def (MIN_PARTITION_SIZE): Set default value to 10000.
21540 2016-04-27 Marc Glisse <marc.glisse@inria.fr>
21542 * match.pd (A - B > A, A + B < A): New transformations.
21544 2016-04-27 Patrick Palka <ppalka@gcc.gnu.org>
21546 * genattrtab.c (write_test_expr): New parameter EMIT_PARENS
21547 which defaults to true. Emit an outer pair of parentheses only if
21548 EMIT_PARENS. When continuing a chain of && or || (or & or |),
21549 don't emit parentheses for the right-hand operand.
21551 2016-04-27 Jeff Law <law@redhat.com>
21553 * tree-ssa-dom.c (record_temporary_equivalences): Fix typo in comment.
21555 2016-04-27 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
21557 * config/rs6000/altivec.md (altivec_lvx_<mode>): Remove.
21558 (altivec_lvx_<mode>_internal): Document.
21559 (altivec_lvx_<mode>_2op): New define_insn.
21560 (altivec_lvx_<mode>_1op): Likewise.
21561 (altivec_lvx_<mode>_2op_si): Likewise.
21562 (altivec_lvx_<mode>_1op_si): Likewise.
21563 (altivec_stvx_<mode>): Remove.
21564 (altivec_stvx_<mode>_internal): Document.
21565 (altivec_stvx_<mode>_2op): New define_insn.
21566 (altivec_stvx_<mode>_1op): Likewise.
21567 (altivec_stvx_<mode>_2op_si): Likewise.
21568 (altivec_stvx_<mode>_1op_si): Likewise.
21569 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
21570 Expand vec_ld and vec_st during parsing.
21571 * config/rs6000/rs6000.c (altivec_expand_lvx_be): Commentary
21573 (altivec_expand_stvx_be): Likewise.
21574 (altivec_expand_lv_builtin): Expand lvx built-ins to expose the
21575 address-masking behavior in RTL.
21576 (altivec_expand_stv_builtin): Expand stvx built-ins to expose the
21577 address-masking behavior in RTL.
21578 (altivec_expand_builtin): Change builtin code arguments for calls
21579 to altivec_expand_stv_builtin and altivec_expand_lv_builtin.
21580 (insn_is_swappable_p): Avoid incorrect swap optimization in the
21581 presence of lvx/stvx patterns.
21582 (alignment_with_canonical_addr): New function.
21583 (alignment_mask): Likewise.
21584 (find_alignment_op): Likewise.
21585 (recombine_lvx_pattern): Likewise.
21586 (recombine_stvx_pattern): Likewise.
21587 (recombine_lvx_stvx_patterns): Likewise.
21588 (rs6000_analyze_swaps): Perform a pre-pass to recognize lvx and
21589 stvx patterns from expand.
21590 * config/rs6000/vector.md (vector_altivec_load_<mode>): Use new
21592 (vector_altivec_store_<mode>): Likewise.
21594 2016-04-26 Evandro Menezes <e.menezes@samsung.com>
21596 * config/aarch64/aarch64.md
21597 (*movhf_aarch64): Add "movi %0, #0" to zero up register and
21598 remove the "fp" attributes.
21599 (*movsf_aarch64): Add "movi %0, #0" to zero up register and
21600 add the "simd" attributes.
21601 (*movdf_aarch64): Likewise.
21602 (*movtf_aarch64): Remove the "fp" attributes.
21603 * testsuite/gcc.target/aarch64/fmovf-zero-reg.c: Update accordingly.
21604 * testsuite/gcc.target/aarch64/fmovd-zero-reg.c: Likewise.
21606 2016-04-27 David Malcolm <dmalcolm@redhat.com>
21608 * emit-rtl.c (maybe_set_first_label_num): Strengthen param from
21609 rtx to rtx_code_label *.
21610 * rtl.h (maybe_set_first_label_num): Likewise.
21612 2016-04-27 David Malcolm <dmalcolm@redhat.com>
21614 * df-core.c (df_add_problem): Make the problem param be const.
21615 (df_remove_problem): Make local "problem" be const.
21616 * df-problems.c (problem_RD): Make const.
21617 (problem_LR): Likewise.
21618 (problem_LIVE): Likewise.
21619 (problem_MIR): Likewise.
21620 (problem_CHAIN): Likewise.
21621 (problem_WORD_LR): Likewise.
21622 (problem_NOTE): Likewise.
21623 (problem_MD): Likewise.
21624 * df-scan.c (problem_SCAN): Likewise.
21625 * df.h (struct df_problem): Make field "dependent_problem" be
21627 (struct dataflow): Likewise for field "problem".
21628 (df_add_problem): Make param const.
21630 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
21632 * config/i386/i386.c (ix86_spill_class): Enable for TARGET_SSE2 when
21633 inter-unit moves to/from vector registers are enabled. Do not disable
21636 2016-04-27 David Malcolm <dmalcolm@redhat.com>
21638 * df.h (DF_SCAN, DF_LR, DF_LIVE, DF_RD, DF_CHAIN, DF_WORD_LR,
21639 DF_NOTE, DF_MD, DF_MIR, DF_LAST_PROBLEM_PLUS1): Convert from
21641 (enum df_problem_id): ...this new enum.
21642 (struct df_problem): Convert field "id" from "int" to
21643 enum df_problem_id.
21645 2016-04-27 David Malcolm <dmalcolm@redhat.com>
21647 * rtl.def: Update comment for "things in the instruction chain" to
21648 reflect the removal of the leading "i" field for INSN_UID in
21649 r210360. Fix bogus apostrophe.
21651 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
21653 * config/i386/i386.md
21654 (lea arith with mem operand + setcc peephole2): Set operator mode.
21656 2016-04-27 H.J. Lu <hongjiu.lu@intel.com>
21659 * config/i386/i386.c (scalar_to_vector_candidate_p): Renamed to ...
21660 (dimode_scalar_to_vector_candidate_p): This.
21661 (timode_scalar_to_vector_candidate_p): New function.
21662 (scalar_to_vector_candidate_p): Likewise.
21663 (timode_check_non_convertible_regs): Likewise.
21664 (timode_remove_non_convertible_regs): Likewise.
21665 (remove_non_convertible_regs): Likewise.
21666 (remove_non_convertible_regs): Renamed to ...
21667 (dimode_remove_non_convertible_regs): This.
21668 (scalar_chain::~scalar_chain): Make it virtual.
21669 (scalar_chain::compute_convert_gain): Make it pure virtual.
21670 (scalar_chain::mark_dual_mode_def): Likewise.
21671 (scalar_chain::convert_insn): Likewise.
21672 (scalar_chain::convert_registers): Likewise.
21673 (scalar_chain::add_to_queue): Make it protected.
21674 (scalar_chain::emit_conversion_insns): Likewise.
21675 (scalar_chain::replace_with_subreg): Likewise.
21676 (scalar_chain::replace_with_subreg_in_insn): Likewise.
21677 (scalar_chain::convert_op): Likewise.
21678 (scalar_chain::convert_reg): Likewise.
21679 (scalar_chain::make_vector_copies): Likewise.
21680 (scalar_chain::convert_registers): New pure virtual function.
21681 (class dimode_scalar_chain): New class.
21682 (class timode_scalar_chain): Likewise.
21683 (scalar_chain::mark_dual_mode_def): Renamed to ...
21684 (dimode_scalar_chain::mark_dual_mode_def): This.
21685 (timode_scalar_chain::mark_dual_mode_def): New function.
21686 (timode_scalar_chain::convert_insn): Likewise.
21687 (dimode_scalar_chain::convert_registers): Likewise.
21688 (scalar_chain::compute_convert_gain): Renamed to ...
21689 (dimode_scalar_chain::compute_convert_gain): This.
21690 (scalar_chain::replace_with_subreg): Renamed to ...
21691 (dimode_scalar_chain::replace_with_subreg): This.
21692 (scalar_chain::replace_with_subreg_in_insn): Renamed to ...
21693 (dimode_scalar_chain::replace_with_subreg_in_insn): This.
21694 (scalar_chain::make_vector_copies): Renamed to ...
21695 (dimode_scalar_chain::make_vector_copies): This.
21696 (scalar_chain::convert_reg): Renamed to ...
21697 (dimode_scalar_chain::convert_reg ): This.
21698 (scalar_chain::convert_op): Renamed to ...
21699 (dimode_scalar_chain::convert_op): This.
21700 (scalar_chain::convert_insn): Renamed to ...
21701 (dimode_scalar_chain::convert_insn): This.
21702 (scalar_chain::convert): Call convert_registers.
21703 (convert_scalars_to_vector): Change to scalar_chain pointer to
21704 use timode_scalar_chain in 64-bit mode and dimode_scalar_chain
21705 in 32-bit mode. Delete scalar_chain pointer. Call
21706 free_dominance_info in 64-bit mode.
21707 (pass_stv::gate): Remove TARGET_64BIT check.
21708 (ix86_option_override): Put the 64-bit STV pass before the CSE
21711 2016-04-27 Pierre-Marie de Rodat <derodat@adacore.com>
21713 * dwarf2out.h (struct dw_loc_descr_node): Remove the
21714 dw_loc_frame_offset field.
21715 * dwarf2out.c (new_loc_descr): Likewise.
21716 (resolve_args_picking_1): Turn the VISITED hash set into a
21717 FRAME_OFFSET hash map. Use it to associate a frame offset to
21718 visited nodes. Remove uses of the CHECKING_P macro.
21719 (resolve_args_picking): Update call to resolve_args_picking_1.
21721 2016-04-27 Martin Liska <mliska@suse.cz>
21723 * tree-ssa-loop-ivopts.c (iv_ca_dump): Fix level of indentation.
21724 (free_loop_data): Release vuses of groups.
21726 2016-04-27 Bin Cheng <bin.cheng@arm.com>
21728 * tree-ssa-loop-ivopts.c (struct iv): Use pointer to struct iv_use
21729 instead of redundant use_id and boolean have_use_for.
21730 (struct iv_use): Change sub_id into group_id. Remove field next.
21731 Move fields: related_cands, n_map_members, cost_map and selected
21733 (struct iv_group): ... here. New structure.
21734 (struct iv_common_cand): Use structure declaration directly.
21735 (struct ivopts_data, iv_ca, iv_ca_delta): Rename fields.
21736 (MAX_CONSIDERED_USES): Rename macro to ...
21737 (MAX_CONSIDERED_GROUPS): ... here.
21738 (n_iv_uses, iv_use, n_iv_cands, iv_cand): Delete.
21739 (dump_iv, dump_use, dump_cand): Refactor format of dump information.
21740 (dump_uses): Rename to ...
21741 (dump_groups): ... here. Update all uses.
21742 (tree_ssa_iv_optimize_init, alloc_iv): Update all uses.
21743 (find_induction_variables): Refactor format of dump information.
21744 (record_sub_use): Delete.
21745 (record_use): Update all uses.
21746 (record_group): New function.
21747 (record_group_use, find_interesting_uses_op): Call above functions.
21749 (find_interesting_uses_cond): Ditto.
21750 (group_compare_offset): New function.
21751 (split_all_small_groups): Rename to ...
21752 (split_small_address_groups_p): ... here. Update all uses.
21753 (split_address_groups): Update all uses.
21754 (find_interesting_uses): Refactor format of dump information.
21755 (add_candidate_1): Update all uses. Remove redundant check on iv,
21757 (add_candidate, record_common_cand): Remove redundant assert.
21758 (add_iv_candidate_for_biv): Update use.
21759 (add_iv_candidate_derived_from_uses): Update all uses.
21760 (add_iv_candidate_for_groups, record_important_candidates): Ditto.
21761 (alloc_use_cost_map): Ditto.
21762 (set_use_iv_cost, get_use_iv_cost): Rename to ...
21763 (set_group_iv_cost, get_group_iv_cost): ... here. Update all uses.
21764 (determine_use_iv_cost_generic): Ditto.
21765 (determine_group_iv_cost_generic): Ditto.
21766 (determine_use_iv_cost_address): Ditto.
21767 (determine_group_iv_cost_address): Ditto.
21768 (determine_use_iv_cost_condition): Ditto.
21769 (determine_group_iv_cost_cond): Ditto.
21770 (determine_use_iv_cost): Ditto.
21771 (determine_group_iv_cost): Ditto.
21772 (set_autoinc_for_original_candidates): Update all uses.
21773 (find_iv_candidates): Update all uses. Refactor dump information.
21774 (determine_use_iv_costs): Ditto.
21775 (determine_iv_costs): Ditto.
21776 (iv_ca_cand_for_use): Rename to ...
21777 (iv_ca_cand_for_group): ... here. Update all uses.
21778 (iv_ca_add_use, iv_ca_add_group): Ditto.
21779 (iv_ca_set_cp, iv_ca_cost, iv_ca_delta_add): Update all uses.
21780 (iv_ca_delta_join, iv_ca_delta_reverse, iv_ca_delta_free): Ditto.
21781 (iv_ca_new, iv_ca_dump, iv_ca_extend, iv_ca_narrow): Ditto.
21782 (iv_ca_prune, cheaper_cost_with_cand, iv_ca_replace): Ditto.
21783 (try_add_cand_for, try_improve_iv_set, find_optimal_iv_set): Ditto.
21784 (create_new_iv, adjust_iv_update_pos): Ditto.
21785 (rewrite_use_address): Delete.
21786 (rewrite_use_address_1): Rename to ...
21787 (rewrite_use_address): ... here.
21788 (rewrite_use_compare): Update all uses.
21789 (rewrite_use): Delete.
21790 (rewrite_uses): Rename to ...
21791 (rewrite_groups): ... here. Update all uses.
21792 (remove_unused_ivs, free_loop_data): Update all uses.
21793 (tree_ssa_iv_optimize_finalize, tree_ssa_iv_optimize_loop): Ditto.
21795 2016-04-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21797 * rtlanal.c (nonzero_bits1): Convert preprocessor check
21798 for WORD_REGISTER_OPERATIONS to runtime check.
21800 2016-04-27 Richard Biener <rguenther@suse.de>
21803 * tree-ssa-structalias.c (find_func_aliases_for_call): Use
21804 aggregate_value_p to determine if a function result is
21805 returned by reference.
21806 (ipa_pta_execute): Functions having their address taken are
21807 not automatically nonlocal.
21809 2016-04-27 Jakub Jelinek <jakub@redhat.com>
21812 * tree-core.h (enum operand_equal_flag): Add OEP_NO_HASH_CHECK.
21813 * fold-const.c (operand_equal_p): If flag_checking and
21814 OEP_NO_HASH_CHECK is not set in flag, recurse with OEP_NO_HASH_CHECK
21815 and if it returns non-zero, assert iterative_hash_expr on both
21818 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
21820 * doc/invoke.texi (-frename-registers): Also enabled at -Os.
21822 2016-04-27 Nick Clifton <nickc@redhat.com>
21824 PR middle-end/49889
21825 * varasm.c (merge_weak): Generate an error if an attempt is made
21826 to convert a non-weak static function into a weak, public function.
21828 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
21830 * params.def (MAX_PARTITION_SIZE): New param.
21831 * doc/invoke.texi: Document lto-max-partition.
21833 2016-04-27 Richard Biener <rguenther@suse.de>
21836 * tree-ssa-structalias.c (refered_from_nonlocal_fn): New
21837 function cummulating used_from_other_partition, externally_visible
21838 and force_output from aliases.
21839 (refered_from_nonlocal_var): Likewise.
21840 (ipa_pta_execute): Use call_for_symbol_and_aliases to cummulate
21841 node flags properly.
21843 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
21845 * doc/invoke.texi (Warning Options): Add -Wmemset-elt-size.
21846 (-Wmemset-elt-size): New item.
21848 2016-04-27 Eric Botcazou <ebotcazou@adacore.com>
21851 * stor-layout.h (internal_reference_types): Delete.
21852 * stor-layout.c (reference_types_internal): Likewise.
21853 (internal_reference_types): Likewise.
21854 (layout_type) <REFERENCE_TYPE>: Adjust.
21856 2016-04-27 Jakub Jelinek <jakub@redhat.com>
21859 * tree.h (inchash::add_expr): Add FLAGS argument.
21860 * tree.c (inchash::add_expr): Likewise. If not OEP_ADDRESS_OF,
21861 use STRIP_NOPS first. For INTEGER_CST assert not OEP_ADDRESS_OF.
21862 For REAL_CST and !HONOR_SIGNED_ZEROS (t) hash +/- 0 the same.
21863 Formatting fix. Adjust recursive calls. For tcc_comparison,
21864 if swap_tree_comparison (code) is smaller than code, hash that
21865 and arguments in the other order. Hash CONVERT_EXPR the same
21866 as NOP_EXPR. For OEP_ADDRESS_OF hash MEM_REF with 0 offset
21867 of ADDR_EXPR of decl as the decl itself. Add or remove
21868 OEP_ADDRESS_OF from recursive flags as needed. For
21869 FMA_EXPR, WIDEN_MULT_{PLUS,MINUS}_EXPR hash the first two
21870 operands commutatively and only the third one normally.
21871 For internal CALL_EXPR hash in CALL_EXPR_IFN.
21873 2016-04-27 Sebastian Huber <sebastian.huber@embedded-brains.de>
21875 * config/rtems.h (LIB_SPEC): Add -latomic.
21877 2016-04-27 Joel Sherrill <joel@rtems.org>
21879 * config/microblaze/rtems.h: Redefine LINK_SPEC to avoid
21880 xilink.ld and flags not relevant to RTEMS.
21882 2016-04-26 Zhouyi Zhou <yizhouzhou@ict.ac.cn>
21884 * toplev.c (backend_init_target): Avoid calling init_reload when using
21887 2016-04-26 Jakub Jelinek <jakub@redhat.com>
21889 * reorg.c (try_merge_delay_insns): Declare i and j inside the
21890 for loops rather than one for the whole function.
21892 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
21894 * match.pd (X + CST CMP X): New transformation.
21896 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
21898 * genmatch.c (write_predicate): Add ATTRIBUTE_UNUSED.
21899 * fold-const.c (fold_binary_loc): Remove 2 transformations
21900 superseded by match.pd.
21901 * match.pd (x+x -> x*2): Generalize to integers.
21903 2016-04-26 Bernd Schmidt <bschmidt@redhat.com>
21905 * config/i386/i386.md (operation on memory peephole): Duplicate an
21906 existing peephole and adapt it to match lea rather than an operation
21909 PR rtl-optimization/57193
21910 * opts.c (default_options_table): Add OPT_frename_registers at -O2
21912 * doc/invoke.texi (-frename-registers, -O2): Update documentation.
21914 2016-04-26 Bin Cheng <bin.cheng@arm.com>
21916 * tree-if-conv.c (any_pred_load_store): New static variable.
21917 (if_convertible_gimple_assign_stmt_p): Remove parameter. Use
21918 any_pred_load_store instead of and_mask_load_store.
21919 (if_convertible_stmt_p, if_convertible_loop_p_1): Ditto.
21920 (if_convertible_loop_p, insert_gimplified_predicates): Ditto.
21921 (combine_blocks, tree_if_conversion): Ditto.
21923 2016-04-26 Bin Cheng <bin.cheng@arm.com>
21925 PR tree-optimization/70771
21926 PR tree-optimization/70775
21927 * tree-if-conv.c (if_convertible_phi_p): Remove check on special
21928 virtual PHI nodes. Delete parameter.
21929 (if_convertible_loop_p_1): Delete argument to above function.
21930 (predicate_all_scalar_phis): Delete code handling single-argument
21932 (tree_if_conversion): Mark and update virtual SSA.
21934 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
21937 * config/i386/i386.c (LARGECOMM_SECTION_ASM_OP): Define default.
21938 (x86_elf_aligned_common): Rename to ...
21939 (x86_elf_aligned_decl_common): ... this.
21940 Add decl arg. Switch to .lbss for largecomm object. Use
21941 LARGECOMM_SECTION_ASM_OP.
21942 * config/i386/i386-protos.h (x86_elf_aligned_common): Reflect
21944 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_COMMON): Rename to ...
21945 (ASM_OUTPUT_ALIGNED_DECL_COMMON): ... this.
21947 * config/i386/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
21948 [!USE_GAS] (LARGECOMM_SECTION_ASM_OP): Define.
21950 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
21953 * config/i386/i386.c (SECTION_LARGE): Define.
21954 (x86_64_elf_select_section): Set it for large data/bss sections.
21955 Only clear SECTION_WRITE for .lrodata.
21956 (x86_64_elf_section_type_flags): Set SECTION_LARGE for large
21958 * config/i386/sol2.h (MACH_DEP_SECTION_ASM_FLAG): Define.
21959 * varasm.c (default_elf_asm_named_section): Grow flagchars.
21960 [MACH_DEP_SECTION_ASM_FLAG] Emit MACH_DEP_SECTION_ASM_FLAG for
21962 * doc/tm.texi.in (Sections, MACH_DEP_SECTION_ASM_FLAG): Describe.
21963 * doc/tm.texi: Regenerate.
21965 2016-04-26 Jakub Jelinek <jakub@redhat.com>
21968 * configure.ac (--enable-checking): Document extra flag, for
21969 non-release builds default to --enable-checking=yes,extra.
21970 If misc checking and extra checking, define CHECKING_P to 2 instead
21972 * common.opt (fchecking=): Add.
21973 * doc/invoke.texi (-fchecking=): Document.
21974 * doc/install.texi: Document --enable-checking changes.
21975 * configure: Regenerated.
21976 * config.in: Regenerated.
21978 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
21980 * config/i386/i386.md (*movxi_internal_avx512f): Use insn type
21981 attribute instead of which_alternative.
21982 * config/i386/sse.md (*mov<mode>_internal): Ditto.
21983 Use EXT_REX_SSE_REG_P where appropriate.
21985 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
21987 * config/i386/predicates.md (const0_operand): Do not match
21988 const_wide_int code.
21989 (const1_operand): Ditto.
21991 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
21993 * config/i386/i386.md (*movoi_internal_avx): Set mode attribute to XI
21994 for SSE constm1 operands and TARGET_AVX512VL.
21995 (*movti_internal): Ditto.
21996 (*mov<mode>_or): Use constm1_operand predicate.
21997 * config/i386/sse.md (*mov<mode>_internal): Set mode attribute to XI
21998 for SSE vector_all_ones operands and TARGET_AVX512VL.
21999 * config/i386/predicates.md (constm1_operand): New predicate.
22000 * config/i386/i386.c (standard_sse_constant_opcode): Simplify
22001 emission of constant -1 load.
22003 2016-04-25 Jason Merrill <jason@redhat.com>
22005 * gdbinit.in: Skip is-a.h.
22007 * attribs.c (register_scoped_attributes): Fix logic.
22008 * attribs.h: Declare register_scoped_attributes.
22010 2016-04-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
22012 * config/rs6000/rs6000-builtin.def: Correct pasto error for
22013 stxvd2x and stxvw4x built-in functions.
22015 2016-04-25 DJ Delorie <dj@redhat.com>
22017 * config/msp430/msp430.md (ashlhi3): Optimize one bit shifts.
22018 (ashrhi3): Likewise.
22019 (lshrhi3): Likewise.
22021 2016-04-25 Richard Biener <rguenther@suse.de>
22023 PR tree-optimization/70780
22024 * tree-ssa-pre.c (compute_antic_aux): Also return true if the block
22025 wasn't visited yet.
22026 (compute_antic): Mark blocks with abnormal preds as visited as
22027 they have a final empty antic-in solution already.
22029 2016-04-25 Michael Collison <michael.collison@linaro.org>
22031 * ChangeLog(2016-04-25): Fix ChangeLog formatting.
22033 2016-04-25 Michael Collison <michael.collison@linaro.org>
22035 * config/arm/neon.md (widen_<us>sum<mode>): New patterns where
22036 mode is VQI to improve mixed mode vectorization.
22037 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3): New
22038 define_insn to match low half of signed vaddw.
22039 * config/arm/neon.md (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): New
22040 define_insn to match high half of signed vaddw.
22041 * config/arm/neon.md (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): New
22042 define_insn to match low half of unsigned vaddw.
22043 * config/arm/neon.md (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): New
22044 define_insn to match high half of unsigned vaddw.
22045 * config/arm/arm.c (arm_simd_vect_par_cnst_half): New function.
22046 (arm_simd_check_vect_par_cnst_half_p): Likewise.
22047 * config/arm/arm-protos.h (arm_simd_vect_par_cnst_half): Prototype
22049 (arm_simd_check_vect_par_cnst_half_p): Likewise.
22050 * config/arm/predicates.md (vect_par_constant_high): Support
22051 big endian and simplify by calling
22052 arm_simd_check_vect_par_cnst_half
22053 (vect_par_constant_low): Likewise.
22055 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
22057 * config/i386/i386.md (*lea<mode>_general_4): Use const_0_to_3_operand
22058 predicate for operand 2.
22060 2016-04-24 Uros Bizjak <ubizjak@gmail.com>
22061 H.J. Lu <hongjiu.lu@intel.com>
22063 * config/i386/i386-protos.h (standard_sse_constant_p): Add
22064 machine_mode argument.
22065 * config/i386/i386.c (standard_sse_constant_p): Return 2 for
22066 constm1_rtx operands. For VOIDmode constants, get mode from
22067 pred_mode. Check mode size if the mode is supported by ABI.
22068 (standard_sse_constant_opcode): Do not use standard_constant_p.
22069 Strictly check ABI support for all-ones operands.
22070 (ix86_legitimate_constant_p): Handle TImode, OImode and XImode
22071 immediates. Update calls to standard_sse_constant_p.
22072 (ix86_expand_vector_move): Update calls to standard_sse_constant_p.
22073 (ix86_rtx_costs): Ditto.
22074 * config/i386/i386.md (*movxi_internal_avx512f): Use
22075 nonimmediate_or_sse_const_operand instead of vector_move_operand.
22076 Use (v,BC) alternative instead of (v,C). Use register_operand
22077 checks instead of MEM_P.
22078 (*movoi_internal_avx): Use nonimmediate_or_sse_const_operand instead
22079 of vector_move_operand. Add (v,BC) alternative and corresponding avx2
22080 isa attribute. Use register_operand checks instead of MEM_P.
22081 (*movti_internal): Use nonimmediate_or_sse_const_operand for
22082 TARGET_SSE. Improve TARGET_SSE insn constraint. Add (v,BC)
22083 alternative and corresponding sse2 isa attribute.
22084 (*movtf_internal, *movdf_internal, *movsf_interal): Update calls
22085 to standard_sse_constant_p.
22086 (FP constant splitters): Ditto.
22087 * config/i386/constraints.md (BC): Do not use standard_sse_constant_p.
22089 * config/i386/predicates.md (constm1_operand): Remove.
22090 (nonimmediate_or_sse_const_operand): Rewrite using RTX.
22091 * config/i386/sse.md (*<avx512>_cvtmask2<ssemodesuffix><mode>): Use
22092 vector_all_ones_operand instead of constm1_operand.
22094 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
22096 * print-rtl.c (print_rtx_insn_vec): New function.
22097 * print-rtl.h: New prototype.
22098 * store-motion.c (struct st_expr): Make avail_stores a vector.
22099 (st_expr_entry): Adjust.
22100 (free_st_expr_entry): Likewise.
22101 (print_store_motion_mems): Likewise.
22102 (find_moveable_store): Likewise.
22103 (compute_store_table): Likewise.
22104 (delete_store): Likewise.
22105 (build_store_vectors): Likewise.
22107 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
22109 * reorg.c (try_merge_delay_insns): Make merged_insns a vector.
22111 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
22113 * vec.h (vec_safe_contains): New function.
22114 (vec::contains): Likewise.
22115 (vec::begin): Likewise.
22116 (vec::end): Likewise.
22118 2016-04-23 Jakub Jelinek <jakub@redhat.com>
22121 * cfgexpand.c (expand_stack_vars): Fix typo.
22123 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
22125 * system.h (list, map, set, vector): Include conditionally.
22126 * auto-profile.c (INCLUDE_MAP, INCLUDE_SET): Define.
22127 * graphite-isl-ast-to-gimple.c (INCLUDE_MAP): Define.
22128 * ipa-icf.c (INCLUDE_LIST): Define.
22129 * config/aarch64/cortex-a57-fma-steering.c (INCLUDE_LIST): Define.
22130 * config/sh/sh.c (INCLUDE_VECTOR): Define.
22131 * config/sh/sh_treg_combine.cc (INCLUDE_ALGORITHM): Define.
22132 (INCLUDE_LIST, INCLUDE_VECTOR): Define.
22133 * cp/logic.cc (INCLUDE_LIST): Define.
22134 * fortran/trans-common.c (INCLUDE_MAP): Define.
22136 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
22138 * auto-profile.c: Remove <string.h> include.
22139 * ipa-icf-gimple.c: Remove <list> include.
22140 * diagnostic.c: Remove <new> include.
22141 * genmatch.c: Likewise.
22142 * pretty-print.c: Likewise.
22143 * toplev.c: Likewise
22144 * c/c-objc-common.c: Likewise.
22145 * cp/error.c: Likewise.
22146 * fortran/error.c: Likewise.
22148 2016-04-22 Richard Biener <rguenther@suse.de>
22150 * lto-streamer-in.c (input_ssa_names): Do not allocate
22151 GIMPLE_NOP for all SSA names.
22152 * lto-streamer-out.c (output_ssa_names): Do not output
22153 SSA names that should have been released.
22155 2016-04-22 Richard Biener <rguenther@suse.de>
22157 PR tree-optimization/70740
22158 * tree-ssa-phiprop.c (propagate_with_phi): Handle inserted
22161 2016-04-21 H.J. Lu <hongjiu.lu@intel.com>
22164 * config/i386/predicates.md (call_insn_operand): Replace
22165 sibcall_memory_operand with memory_operand.
22167 2016-04-21 Patrick Palka <ppalka@gcc.gnu.org>
22169 * tree-vrp.c (register_edge_assert_for_2): Remove redundant
22170 has_single_use() tests.
22171 (register_edge_assert_for_1): Likewise.
22172 (find_assert_locations_1): Check the liveness bitmap instead of
22173 checking has_single_use().
22175 2016-04-21 Kirill Yukhin <kirill.yukhin@intel.com>
22178 * config/i386/sse.md (define_insn "<shift_insn><mode>3<mask_name>"):
22179 Extract AVX-512BW constraint from AVX.
22181 2016-04-21 Richard Biener <rguenther@suse.de>
22183 PR tree-optimization/70725
22184 * tree-if-conv.c (if_convertible_phi_p): Adjust guard
22185 for phi_convertible_by_degenerating_args.
22186 (predicate_all_scalar_phis): Handle single-argument PHIs.
22188 2016-04-21 Richard Biener <rguenther@suse.de>
22190 PR middle-end/70747
22191 * fold-const.c (fold_comparison): Return properly typed
22194 2016-04-21 Bin Cheng <bin.cheng@arm.com>
22196 PR tree-optimization/70715
22197 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
22198 after expanding BASE using expand_simple_operations.
22200 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
22202 * match.pd (min(-x, -y), max(-x, -y), min(~x, ~y), max(~x, ~y)):
22203 New transformations.
22205 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
22207 * match.pd (min(int_max, x), max(int_min, x)): New transformations.
22209 2016-04-20 Jan Hubicka <jh@suse.cz>
22211 * ipa-inline.c (can_inline_edge_p): Pass caller info to
22212 ultiimate_alias_target.
22213 (update_callee_keys): Likewise.
22214 (lookup_recursive_calls): Likewise.
22215 (speculation_useful_p): Likewise.
22217 2016-04-20 Jan Hubicka <jh@suse.cz>
22220 * cgraph.c (cgraph_set_nothrow_flag_1): Rename to ...
22221 (set_nothrow_flag_1): ... this; handle interposition correctly;
22222 recurse on aliases and thunks.
22223 (cgraph_node::set_nothrow_flag): New.
22224 * ipa-pure-const.c (ignore_edge_for_nothrow): Ignore calls to
22225 functions compiled with non-call exceptions that binds to current
22227 (propagate_nothrow): Be safe WRT interposition.
22228 * cgraph.h (set_nothrow_flag): Update prototype.
22230 2016-04-18 Jan Hubicka <jh@suse.cz>
22232 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
22233 max_loop_iterations_int.
22234 (tree_unswitch_outer_loop): Likewise.
22236 2016-04-20 Bin Cheng <bin.cheng@arm.com>
22238 PR tree-optimization/69489
22239 * tree-if-conv.c (phi_convertible_by_degenerating_args): New.
22240 (if_convertible_phi_p): Call phi_convertible_by_degenerating_args.
22241 Revise dump message.
22242 (if_convertible_bb_p): Remove check on edge count of basic block's
22245 2016-04-20 Bin Cheng <bin.cheng@arm.com>
22247 PR tree-optimization/56625
22248 PR tree-optimization/69489
22249 * tree-data-ref.h (DR_INNERMOST): New macro.
22250 * tree-if-conv.c (innermost_loop_behavior_hash): New class for
22251 hashing struct innermost_loop_behavior.
22252 (ref_DR_map): Remove.
22253 (innermost_DR_map): New map.
22254 (baseref_DR_map): Revise comment.
22255 (hash_memrefs_baserefs_and_store_DRs_read_written_info): Store DR
22256 to innermost_DR_map accroding to its innermost loop behavior.
22257 (ifcvt_memrefs_wont_trap): Get DR from innermost_DR_map according
22258 to its innermost loop behavior.
22259 (if_convertible_loop_p_1): Remove intialization for ref_DR_map.
22260 Add initialization for innermost_DR_map. Record memory reference
22261 in DR_BASE_ADDRESS if the reference is compound one or it doesn't
22262 have innermost loop behavior.
22263 (if_convertible_loop_p): Remove release for ref_DR_map. Release
22266 2016-04-20 Uros Bizjak <ubizjak@gmail.com>
22268 * config/i386/i386.md (*lea<mode>_general_1): Rename from
22269 *lea_general_1. Use explicit SWI12 mode interator.
22270 (*lea<mode>_general_2): Rename from *lea_general_2.
22271 Use explicit SWI12 mode interator.
22272 (*lea<mode>_general_3): Rename from *lea_general_3.
22273 Use explicit SWI12 mode interator.
22274 (*lea<SWI12:mode>_general_4): Split from *lea_general_4.
22275 Use explicit SWI12 mode interator.
22276 (*lea<SWI48:mode>_general_4): Split from *lea_general_4.
22277 Use explicit SWI48 mode interator.
22279 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
22281 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
22282 Short-cut unaligned load and store cases. Handle all integer
22284 (ix86_expand_vector_move_misalign): Short-cut unaligned load
22285 and store cases. Call ix86_avx256_split_vector_move_misalign
22286 directly without checking mode class.
22288 2016-04-20 Andrew Pinski <apinski@cavium.com>
22289 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22292 * config/aarch64/aarch64.md (sibcall): Force call
22293 address to be DImode for ILP32.
22294 (sibcall_value): Likewise.
22296 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
22298 * doc/invoke.texi: Replace -skip-rax-setup with -mskip-rax-setup.
22300 2016-04-20 Richard Biener <rguenther@suse.de>
22302 * gimple-match.h (maybe_build_generic_op): Adjust prototype.
22303 * gimple-match-head.c (maybe_build_generic_op): Pass all ops
22304 by reference, clear op1 and op2 when GENERICizing BIT_FIELD_REF.
22305 (maybe_push_res_to_seq): Adjust.
22306 * gimple-fold.c (maybe_build_generic_op): Likewise.
22308 2016-04-20 Marek Polacek <polacek@redhat.com>
22310 * tree-if-conv.c (is_false_predicate): For NULL_TREE return false
22313 2016-04-20 Ilya Enkovich <ilya.enkovich@intel.com>
22315 * config/i386/sse.md (vec_unpacks_lo_hi): Always
22316 use kmovw to support AVX512F target.
22318 2016-04-20 Bin Cheng <bin.cheng@arm.com>
22320 * tree-scalar-evolution.c (interpret_rhs_expr): Handle BIT_AND_EXPR.
22322 2016-04-20 Marek Polacek <polacek@redhat.com>
22324 PR tree-optimization/70725
22325 * tree-if-conv.c (is_false_predicate): New function.
22326 (predicate_mem_writes): Use it.
22328 2016-04-20 Richard Biener <rguenther@suse.de>
22330 PR tree-optimization/70726
22331 * tree-vect-stmts.c (vectorizable_shift): Do not use scalar
22332 shift amounts from a pattern stmt operand.
22334 2016-04-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
22337 * config/s390/s390.c (s390_restore_gprs_from_fprs): Pick the new
22338 stack_restore_from_fpr pattern when restoring r15.
22339 (s390_optimize_prologue): Strip away the memory barrier in the
22340 parallel when trying to get rid of restore insns.
22341 * config/s390/s390.md ("stack_restore_from_fpr"): New insn
22342 definition for loading the stack pointer from an FPR. Compared to
22343 the normal move insn this pattern includes a full memory barrier.
22345 2016-04-19 Jakub Jelinek <jakub@redhat.com>
22347 PR middle-end/70680
22348 * gimplify.c (gimplify_omp_for): Call omp_notice_variable for
22349 implicitly linear or lastprivate iterator on the outer context.
22351 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
22353 * config/i386/i386.c (ix86_legitimate_combined_insn): Remove
22355 * config/i386/i386.md (ssememalign): Removed.
22356 * config/i386/sse.md: Remove ssememalign attribute from patterns.
22358 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
22361 * config/i386/avx512bwintrin.h (_mm512_mask_loadu_epi16): Pass
22362 const short * to __builtin_ia32_loaddquhi512_mask.
22363 (_mm512_maskz_loadu_epi16): Likewise.
22364 (_mm512_mask_storeu_epi16): Pass short * to
22365 __builtin_ia32_storedquhi512_mask.
22366 (_mm512_mask_loadu_epi8): Pass const char * to
22367 __builtin_ia32_loaddquqi512_mask.
22368 (_mm512_maskz_loadu_epi8): Likewise.
22369 (_mm512_mask_storeu_epi8): Pass char * to
22370 __builtin_ia32_storedquqi512_mask.
22371 * config/i386/avx512fintrin.h (_mm512_loadu_pd): Pass
22372 const double * to __builtin_ia32_loadupd512_mask.
22373 (_mm512_mask_loadu_pd): Likewise.
22374 (_mm512_maskz_loadu_pd): Likewise.
22375 (_mm512_storeu_pd): Pass double * to
22376 __builtin_ia32_storeupd512_mask.
22377 (_mm512_mask_storeu_pd): Likewise.
22378 (_mm512_loadu_ps): Pass const float * to
22379 __builtin_ia32_loadups512_mask.
22380 (_mm512_mask_loadu_ps): Likewise.
22381 (_mm512_maskz_loadu_ps): Likewise.
22382 (_mm512_storeu_ps): Pass float * to
22383 __builtin_ia32_storeups512_mask.
22384 (_mm512_mask_storeu_ps): Likewise.
22385 (_mm512_mask_loadu_epi64): Pass const long long * to
22386 __builtin_ia32_loaddqudi512_mask.
22387 (_mm512_maskz_loadu_epi64): Likewise.
22388 (_mm512_mask_storeu_epi64): Pass long long *
22389 to __builtin_ia32_storedqudi512_mask.
22390 (_mm512_loadu_si512): Pass const int * to
22391 __builtin_ia32_loaddqusi512_mask.
22392 (_mm512_mask_loadu_epi32): Likewise.
22393 (_mm512_maskz_loadu_epi32): Likewise.
22394 (_mm512_storeu_si512): Pass int * to
22395 __builtin_ia32_storedqusi512_mask.
22396 (_mm512_mask_storeu_epi32): Likewise.
22397 * config/i386/avx512vlbwintrin.h (_mm256_mask_storeu_epi8): Pass
22398 char * to __builtin_ia32_storedquqi256_mask.
22399 (_mm_mask_storeu_epi8): Likewise.
22400 (_mm256_mask_loadu_epi16): Pass const short * to
22401 __builtin_ia32_loaddquhi256_mask.
22402 (_mm256_maskz_loadu_epi16): Likewise.
22403 (_mm_mask_loadu_epi16): Pass const short * to
22404 __builtin_ia32_loaddquhi128_mask.
22405 (_mm_maskz_loadu_epi16): Likewise.
22406 (_mm256_mask_loadu_epi8): Pass const char * to
22407 __builtin_ia32_loaddquqi256_mask.
22408 (_mm256_maskz_loadu_epi8): Likewise.
22409 (_mm_mask_loadu_epi8): Pass const char * to
22410 __builtin_ia32_loaddquqi128_mask.
22411 (_mm_maskz_loadu_epi8): Likewise.
22412 (_mm256_mask_storeu_epi16): Pass short * to.
22413 __builtin_ia32_storedquhi256_mask.
22414 (_mm_mask_storeu_epi16): Pass short * to.
22415 __builtin_ia32_storedquhi128_mask.
22416 * config/i386/avx512vlintrin.h (_mm256_mask_loadu_pd): Pass
22417 const double * to __builtin_ia32_loadupd256_mask.
22418 (_mm256_maskz_loadu_pd): Likewise.
22419 (_mm_mask_loadu_pd): Pass onst double * to
22420 __builtin_ia32_loadupd128_mask.
22421 (_mm_maskz_loadu_pd): Likewise.
22422 (_mm256_mask_storeu_pd): Pass double * to
22423 __builtin_ia32_storeupd256_mask.
22424 (_mm_mask_storeu_pd): Pass double * to
22425 __builtin_ia32_storeupd128_mask.
22426 (_mm256_mask_loadu_ps): Pass const float * to
22427 __builtin_ia32_loadups256_mask.
22428 (_mm256_maskz_loadu_ps): Likewise.
22429 (_mm_mask_loadu_ps): Pass const float * to
22430 __builtin_ia32_loadups128_mask.
22431 (_mm_maskz_loadu_ps): Likewise.
22432 (_mm256_mask_storeu_ps): Pass float * to
22433 __builtin_ia32_storeups256_mask.
22434 (_mm_mask_storeu_ps): ass float * to
22435 __builtin_ia32_storeups128_mask.
22436 (_mm256_mask_loadu_epi64): Pass const long long * to
22437 __builtin_ia32_loaddqudi256_mask.
22438 (_mm256_maskz_loadu_epi64): Likewise.
22439 (_mm_mask_loadu_epi64): Pass const long long * to
22440 __builtin_ia32_loaddqudi128_mask.
22441 (_mm_maskz_loadu_epi64): Likewise.
22442 (_mm256_mask_storeu_epi64): Pass long long * to
22443 __builtin_ia32_storedqudi256_mask.
22444 (_mm_mask_storeu_epi64): Pass long long * to
22445 __builtin_ia32_storedqudi128_mask.
22446 (_mm256_mask_loadu_epi32): Pass const int * to
22447 __builtin_ia32_loaddqusi256_mask.
22448 (_mm256_maskz_loadu_epi32): Likewise.
22449 (_mm_mask_loadu_epi32): Pass const int * to
22450 __builtin_ia32_loaddqusi128_mask.
22451 (_mm_maskz_loadu_epi32): Likewise.
22452 (_mm256_mask_storeu_epi32): Pass int * to
22453 __builtin_ia32_storedqusi256_mask.
22454 (_mm_mask_storeu_epi32): Pass int * to
22455 __builtin_ia32_storedqusi128_mask.
22456 * config/i386/i386-builtin-types.def (PCSHORT): New.
22457 (PINT64): Likewise.
22458 (V64QI_FTYPE_PCCHAR_V64QI_UDI): Likewise.
22459 (V32HI_FTYPE_PCSHORT_V32HI_USI): Likewise.
22460 (V32QI_FTYPE_PCCHAR_V32QI_USI): Likewise.
22461 (V16SF_FTYPE_PCFLOAT_V16SF_UHI): Likewise.
22462 (V8DF_FTYPE_PCDOUBLE_V8DF_UQI): Likewise.
22463 (V16SI_FTYPE_PCINT_V16SI_UHI): Likewise.
22464 (V16HI_FTYPE_PCSHORT_V16HI_UHI): Likewise.
22465 (V16QI_FTYPE_PCCHAR_V16QI_UHI): Likewise.
22466 (V8SF_FTYPE_PCFLOAT_V8SF_UQI): Likewise.
22467 (V8DI_FTYPE_PCINT64_V8DI_UQI): Likewise.
22468 (V8SI_FTYPE_PCINT_V8SI_UQI): Likewise.
22469 (V8HI_FTYPE_PCSHORT_V8HI_UQI): Likewise.
22470 (V4DF_FTYPE_PCDOUBLE_V4DF_UQI): Likewise.
22471 (V4SF_FTYPE_PCFLOAT_V4SF_UQI): Likewise.
22472 (V4DI_FTYPE_PCINT64_V4DI_UQI): Likewise.
22473 (V4SI_FTYPE_PCINT_V4SI_UQI): Likewise.
22474 (V2DF_FTYPE_PCDOUBLE_V2DF_UQI): Likewise.
22475 (V2DI_FTYPE_PCINT64_V2DI_UQI): Likewise.
22476 (VOID_FTYPE_PDOUBLE_V8DF_UQI): Likewise.
22477 (VOID_FTYPE_PDOUBLE_V4DF_UQI): Likewise.
22478 (VOID_FTYPE_PDOUBLE_V2DF_UQI): Likewise.
22479 (VOID_FTYPE_PFLOAT_V16SF_UHI): Likewise.
22480 (VOID_FTYPE_PFLOAT_V8SF_UQI): Likewise.
22481 (VOID_FTYPE_PFLOAT_V4SF_UQI): Likewise.
22482 (VOID_FTYPE_PINT64_V8DI_UQI): Likewise.
22483 (VOID_FTYPE_PINT64_V4DI_UQI): Likewise.
22484 (VOID_FTYPE_PINT64_V2DI_UQI): Likewise.
22485 (VOID_FTYPE_PINT_V16SI_UHI): Likewise.
22486 (VOID_FTYPE_PINT_V8SI_UHI): Likewise.
22487 (VOID_FTYPE_PINT_V4SI_UHI): Likewise.
22488 (VOID_FTYPE_PSHORT_V32HI_USI): Likewise.
22489 (VOID_FTYPE_PSHORT_V16HI_UHI): Likewise.
22490 (VOID_FTYPE_PSHORT_V8HI_UQI): Likewise.
22491 (VOID_FTYPE_PCHAR_V64QI_UDI): Likewise.
22492 (VOID_FTYPE_PCHAR_V32QI_USI): Likewise.
22493 (VOID_FTYPE_PCHAR_V16QI_UHI): Likewise.
22494 (V64QI_FTYPE_PCV64QI_V64QI_UDI): Removed.
22495 (V32HI_FTYPE_PCV32HI_V32HI_USI): Likewise.
22496 (V32QI_FTYPE_PCV32QI_V32QI_USI): Likewise.
22497 (V16HI_FTYPE_PCV16HI_V16HI_UHI): Likewise.
22498 (V16QI_FTYPE_PCV16QI_V16QI_UHI): Likewise.
22499 (V8HI_FTYPE_PCV8HI_V8HI_UQI): Likewise.
22500 (VOID_FTYPE_PV32HI_V32HI_USI): Likewise.
22501 (VOID_FTYPE_PV16HI_V16HI_UHI): Likewise.
22502 (VOID_FTYPE_PV8HI_V8HI_UQI): Likewise.
22503 (VOID_FTYPE_PV64QI_V64QI_UDI): Likewise.
22504 (VOID_FTYPE_PV32QI_V32QI_USI): Likewise.
22505 (VOID_FTYPE_PV16QI_V16QI_UHI): Likewise.
22506 * config/i386/i386.c (ix86_emit_save_reg_using_mov): Don't
22508 (ix86_emit_restore_sse_regs_using_mov): Don't use UNSPEC_LOADU.
22509 (ix86_avx256_split_vector_move_misalign): Don't use unaligned
22511 (ix86_expand_vector_move_misalign): Likewise.
22512 (bdesc_special_args): Use CODE_FOR_movvNXY_internal and pointer
22513 to scalar function prototype for unaligned load/store builtins.
22514 (ix86_expand_special_args_builtin): Updated.
22515 * config/i386/sse.md (UNSPEC_LOADU): Removed.
22516 (UNSPEC_STOREU): Likewise.
22517 (VI_ULOADSTORE_BW_AVX512VL): Likewise.
22518 (VI_ULOADSTORE_F_AVX512VL): Likewise.
22519 (ssescalarsize): Handle V4TI, V2TI and V1TI.
22520 (<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
22521 (*<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
22522 (<sse>_storeu<ssemodesuffix><avxsizesuffix>): Likewise.
22523 (<avx512>_storeu<ssemodesuffix><avxsizesuffix>_mask): Likewise.
22524 (<sse2_avx_avx512f>_loaddqu<mode><mask_name>): Likewise.
22525 (*<sse2_avx_avx512f>_loaddqu<mode><mask_name>"): Likewise.
22526 (sse2_avx_avx512f>_storedqu<mode>): Likewise.
22527 (<avx512>_storedqu<mode>_mask): Likewise.
22528 (*sse4_2_pcmpestr_unaligned): Likewise.
22529 (*sse4_2_pcmpistr_unaligned): Likewise.
22530 (*mov<mode>_internal): Renamed to ...
22531 (mov<mode>_internal): This. Remove check of AVX and IAMCU on
22532 misaligned operand. Replace vmovdqu64 with vmovdqu<ssescalarsize>.
22533 (movsd/movhpd to movupd peephole): Don't use UNSPEC_LOADU.
22534 (movlpd/movhpd to movupd peephole): Don't use UNSPEC_STOREU.
22536 2016-04-19 Richard Biener <rguenther@suse.de>
22538 PR tree-optimization/70171
22539 * tree-ssa-phiprop.c: Include stor-layout.h.
22540 (phiprop_insert_phi): Handle the aggregate copy case.
22541 (propagate_with_phi): Likewise.
22543 2016-04-19 Uros Bizjak <ubizjak@gmail.com>
22545 * config/i386/i386.c (ix86_decompose_address): Use lowpart_subreg
22546 instead of simplify_gen_subreg (... , 0).
22547 (ix86_delegitimize_address): Ditto.
22548 (ix86_split_divmod): Ditto.
22549 (ix86_split_copysign_const): Ditto.
22550 (ix86_split_copysign_var): Ditto.
22551 (ix86_expand_args_builtin): Ditto.
22552 (ix86_expand_round_builtin): Ditto.
22553 (ix86_expand_special_args_builtin): Ditto.
22554 * config/i386/i386.md (TARGET_USE_VECTOR_FP_CONVERTS splitters): Ditto.
22555 (TARGET_SSE_PARTIAL_REG_DEPENDENCY splitters and peephole2s): Ditto.
22556 (udivmodqi4): Ditto.
22557 (absneg splitters): Ditto.
22558 (*jcc_bt<mode>_1): Ditto.
22560 2016-04-19 Richard Biener <rguenther@suse.de>
22562 PR tree-optimization/70724
22563 * tree-ssa-sccvn.c (scc_vn_restore_ssa_info): Split SSA info
22564 restoring out from ...
22565 (free_scc_vn): ... here.
22566 * tree-ssa-sccvn.h (scc_vn_restore_ssa_info): Declare.
22567 * tres-ssa-pre.c (pass_pre::execute): Restore SSA info before
22569 (pass_fre::execute): Restore SSA info.
22571 2016-04-19 Richard Biener <rguenther@suse.de>
22573 * gimple-walk.h (struct walk_stmt_info): Add stmt member.
22574 * gimple-walk.c (walk_gimple_op): Initialize it.
22575 (walk_gimple_asm): Set wi->is_lhs before each callback invocation.
22576 * tree-inline.c (remap_gimple_op_r): Set SSA_NAME_DEF_STMT when
22577 remapping SSA names of defs.
22578 (copy_bb): Remove walk over all SSA defs and SSA_NAME_DEF_STMT
22581 2016-04-18 Vladimir Makarov <vmakarov@redhat.com>
22583 PR middle-end/70689
22584 * lra-constraints.c (equiv_substition_p): New.
22585 (process_alt_operands): Use it.
22586 (swap_operands): Swap it.
22587 (curr_insn_transform): Update it.
22589 2016-04-18 Michael Matz <matz@suse.de>
22591 * tree.h (TYPE_ALIGN, DECL_ALIGN): Return shifted amount.
22592 (SET_TYPE_ALIGN, SET_DECL_ALIGN): New.
22593 * tree-core.h (tree_type_common.align): Use bit-field.
22594 (tree_type_common.spare): New.
22595 (tree_decl_common.off_align): Make smaller.
22596 (tree_decl_common.align): Use bit-field.
22598 * expr.c (expand_expr_addr_expr_1): Use SET_TYPE_ALIGN.
22599 * omp-low.c (install_var_field): Use SET_DECL_ALIGN.
22600 (scan_sharing_clauses): Ditto.
22601 (finish_taskreg_scan): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
22602 (omp_finish_file): Ditto.
22603 * stor-layout.c (do_type_align): Use SET_DECL_ALIGN.
22604 (layout_decl): Ditto.
22605 (relayout_decl): Ditto.
22606 (finalize_record_size): Use SET_TYPE_ALIGN.
22607 (finalize_type_size): Ditto.
22608 (finish_builtin_struct): Ditto.
22609 (layout_type): Ditto.
22610 (initialize_sizetypes): Ditto.
22611 * targhooks.c (std_gimplify_va_arg_expr): Use SET_TYPE_ALIGN.
22612 * tree-nested.c (insert_field_into_struct): Use SET_TYPE_ALIGN.
22613 (lookup_field_for_decl): Use SET_DECL_ALIGN.
22614 (get_chain_field): Ditto.
22615 (get_trampoline_type): Ditto.
22616 (get_nl_goto_field): Ditto.
22617 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
22619 (unpack_ts_type_common_value_fields): Use SET_TYPE_ALIGN.
22620 * gimple-expr.c (copy_var_decl): Use SET_DECL_ALIGN.
22621 * tree.c (make_node_stat): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
22622 (build_qualified_type): Use SET_TYPE_ALIGN.
22623 (build_aligned_type, build_range_type_1): Ditto.
22624 (build_atomic_base): Ditto.
22625 (build_common_tree_nodes): Ditto.
22626 * cfgexpand.c (align_local_variable): Use SET_DECL_ALIGN.
22627 (expand_one_stack_var_at): Ditto.
22628 * coverage.c (build_var): Use SET_DECL_ALIGN.
22629 * except.c (init_eh): Ditto.
22630 * function.c (assign_parm_setup_block): Ditto.
22631 * symtab.c (increase_alignment_1): Ditto.
22632 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Ditto.
22633 * tree-vect-stmts.c (ensure_base_align): Ditto.
22634 * varasm.c (align_variable): Ditto.
22635 (assemble_variable): Ditto.
22636 (build_constant_desc): Ditto.
22637 (output_constant_def_contents): Ditto.
22639 * config/arm/arm.c (arm_relayout_function): Use SET_DECL_ALIGN.
22640 * config/avr/avr.c (avr_adjust_type_node): Use SET_TYPE_ALIGN.
22641 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): Ditto.
22642 * config/msp430/msp430.c (msp430_gimplify_va_arg_expr): Ditto.
22643 * config/spu/spu.c (spu_build_builtin_va_list): Use SET_DECL_ALIGN.
22645 2016-04-18 H.J. Lu <hongjiu.lu@intel.com>
22648 * config/i386/sse.md (sse2_loadlpd): Accept load from "xm" and
22649 replace %vmovsd with "%vmovq".
22650 (vec_concatv2df): Likewise.
22652 2016-04-18 Uros Bizjak <ubizjak@gmail.com>
22654 * config/i386/mmx.md (*vec_extractv2sf_0): Use gen_lowpart.
22655 (*vec_extractv2si_0): Ditto.
22656 * config/i386/sse.md (*vec_extractv4sf_0): Ditto.
22657 (zero_extended_scalar_load_operand splitters): Ditto.
22658 (vec_extract splitters): Ditto.
22659 (*vec_extractv4si_0_zext): Ditto.
22660 (avx_<castmode><avxsizesuffix>_<castmode>): Use gen_lowpart
22661 and lowpart_subreg.
22662 (avx512f_<castmode><avxsizesuffix>_<castmode>): Ditto.
22663 (avx512f_<castmode><avxsizesuffix>_256<castmode>): Ditto.
22664 (*sse4_1_extractps): Use lowpart_subreg.
22665 * config/i386/i386.md (x87 floatsplitter): Use gen_lowpart.
22667 2016-04-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
22669 * doc/install.texi (Specific, i?86-*-solaris2.10): Update gas and
22671 (Specific, *-*-solaris2*): Update Solaris 11 bundled gcc versions.
22672 Mention Solaris 11 packaging changes.
22673 Update gas and gld requirements.
22674 Remove reference to pre-Solaris 10 bug.
22675 (Specific, sparc-sun-solaris2*): Remove reference to pre-Solaris 10
22677 (Specific, sparc64-*-solaris2*): Remove reference to bootstrap
22680 2016-04-17 Jan Hubicka <jh@suse.cz>
22682 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use also
22683 max_loop_iterations_int.
22685 2016-04-18 Richard Biener <rguenther@suse.de>
22687 PR tree-optimization/43434
22688 * tree-ssa-structalias.c (struct vls_data): New.
22689 (visit_loadstore): Handle all pointer-based accesses.
22690 (compute_dependence_clique): Compute a bitmap of restrict tags
22691 assigned bases and pass it to visit_loadstore.
22693 2016-04-18 Matthew Wahab <matthew.wahab@arm.com>
22696 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for armv8+crc,
22697 armv8.1-a and armv8.1-a+crc.
22699 2016-04-18 Richard Biener <rguenther@suse.de>
22701 PR tree-optimization/70701
22702 * tree-ssa-sccvn.c (vn_reference_lookup_3): Resolve fully constant
22703 references after translating through a memcpy.
22705 2016-04-18 Richard Biener <rguenther@suse.de>
22707 * tree-ssa-pre.c (postorder, postorder_num): Make locals ...
22708 (compute_antic): ... here. For partial antic use regular
22709 postorder and scrap iteration.
22710 (compute_partial_antic_aux): Remove unused return value.
22711 (init_pre): Do not allocate postorder.
22712 (fini_pre): Do not free postorder.
22714 2016-04-18 Richard Biener <rguenther@suse.de>
22716 PR middle-end/37870
22717 * expmed.c (extract_bit_field_1): Remove broken case
22718 using a wider MODE_INT mode.
22720 2016-04-18 Segher Boessenkool <segher@kernel.crashing.org>
22722 * has-brig.c (lendian16): Don't try to use __builtin_bswap16
22723 unless compiling with at least GCC-4.8.
22725 2016-04-17 Jan Hubicka <jh@suse.cz>
22728 * graphite.c (graphite_finalize): Update call to
22729 tree_estimate_probability.
22730 * predict.h (tree_estimate_probability): Update prototype.
22732 2016-04-17 Jan Hubicka <jh@suse.cz>
22734 * predict.c (combine_predictions_for_bb): Add dry_run parmaeter.
22735 (tree_estimate_probability): Likewise.
22736 (pass_profile::execute): Update.
22737 (report_predictor_hitrates): New function.
22738 * profile.c (compute_branch_probabilities): Use it.
22739 * predict.h (report_predictor_hitrates): Declare.
22741 2016-04-17 Jan Hubicka <jh@suse.cz>
22744 * cgraph.h (cgraph_node::set_const_flag,
22745 cgraph_node::set_pure_flag): Update prototype to return bool;
22747 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases): Thunks
22748 of interposable symbol are interposable, too.
22749 (cgraph_set_const_flag_1): Rename to ...
22750 (set_const_flag_1): ... this one; change to self recursive function
22751 instead of call_for_symbol_thunks_and_aliases. Handle correctly
22752 clearnig the flag in all variants and also virtual thunks of const
22753 functions are pure; track if any change was done.
22754 (cgraph_node::set_const_flag): Update.
22755 (struct set_pure_flag_info): New struct.
22756 (cgraph_set_pure_flag_1): Rename to ...
22757 (set_pure_flag_1): ... this one; take set_pure_flag_info parameter
22758 rather than pointer encoded flags; track if any changes was done;
22759 handle correctly clearning flag and setting flag of aliases already
22761 (cgraph_node::set_pure_flag): Update.
22762 (cgraph_node::set_nothrow_flag): Handle correctly clearning the flag.
22764 2016-04-17 Tom de Vries <tom@codesourcery.com>
22767 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Escape
22768 backslash in label.
22770 2016-04-17 Tom de Vries <tom@codesourcery.com>
22772 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Classify chars
22773 '{}<> ' as escape-for-record.
22775 2016-04-17 Tom de Vries <tom@codesourcery.com>
22777 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Simplify loop
22780 2016-04-17 Tom de Vries <tom@codesourcery.com>
22783 * tree-pass.h (class opt_pass): Remove graph_dump_initialized member.
22784 * dumpfile.h (struct dump_file_info): Add graph_dump_initialized field.
22785 * dumpfile.c (dump_files): Initialize graph_dump_initialized field.
22786 * passes.c (finish_optimization_passes): Only call
22787 finish_graph_dump_file if dfi->graph_dump_initialized.
22788 (execute_function_dump, pass_init_dump_file): Use
22789 dfi->graph_dump_initialized instead of pass->graph_dump_initialized.
22791 2016-04-17 Tom de Vries <tom@codesourcery.com>
22793 PR tree-optimization/70256
22794 * tree-ssa-structalias.c (dump_varinfo, debug_varinfo, dump_varmap)
22795 (debug_varmap): New function.
22797 2016-04-17 Tom de Vries <tom@codesourcery.com>
22800 * passes.c (pass_manager::register_pass): Propagate pflags.
22802 2016-04-17 Tom de Vries <tom@codesourcery.com>
22805 * pass_manager.h (TERMINATE_PASS_LIST): Add pass argument.
22806 * passes.c (pass_manager::pass_manager): Declare and init p_start in
22807 INSERT_PASSES_AFTER. Add pass parameter to TERMINATE_PASS_LIST, and
22808 check if it's equal to p_start.
22809 * passes.def: Add arguments to TERMINATE_PASS_LISTs.
22811 2016-04-15 Jan Hubicka <jh@suse.cz>
22814 * cgraph.c (cgraph_set_const_flag_1): Only set as pure if
22815 function does not bind to current def.
22816 * ipa-pure-const.c (worse_state): Add FROM and TO parameters;
22817 handle conservatively calls to functions that does not need to bind
22819 (check_call): Update call of worse_state.
22820 (ignore_edge_for_nothrow): Update.
22821 (ignore_edge_for_pure_const): Likewise.
22822 (propagate_pure_const): Update calls to worse_state.
22823 (skip_function_for_local_pure_const): Reformat comments.
22825 2016-04-15 Jan Hubicka <jh@suse.cz>
22828 * cgraph.c (cgraph_node::get_availability): Add REF parameter.
22829 (cgraph_node::function_symbol): Likewise.
22830 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
22831 * cgraph.h (symtab_node::get_availabbility): Add REF parameter.
22832 (symtab_node::ultimate_alias_target): Add REF parameter.
22833 (symtab_node::binds_to_current_def_p): Declare.
22834 (symtab_node;:ultimate_alias_target_1): Add REF parameter.
22835 (cgraph_node::function_symbol): Likewise.
22836 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
22837 (cgraph_node::get_availability): Likewise.
22838 (cgraph_edge::binds_to_current_def_p): New inline function.
22839 (varpool_node::get_availability): Add REF parameter.
22840 (varpool_node::ultimate_alias_target): Likewise.
22841 * symtab.c (symtab_node::ultimate_alias_target_1): Likewise.
22842 (symtab_node::binds_to_current_def_p): Likewise.
22843 * varpool.c (varpool_node::get_availability): Likewise.
22845 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
22848 * config/i386/sse.md(define_insn "<avx512>_vec_dup<mode><mask_name>"):
22849 Fix mode size check.
22851 2016-04-15 Jakub Jelinek <jakub@redhat.com>
22853 * BASE-VER: Set to 7.0.0.
22855 2016-04-15 Alexander Monakov <amonakov@ispras.ru>
22857 * config/nvptx/nvptx.opt (moptimize): Add a period at end of help text.
22859 2016-04-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22861 * doc/invoke.texi (ARM Options): Add note on deprecation of pre-ARMv4T
22862 architecture revisions.
22864 2016-04-15 Bernd Schmidt <bschmidt@redhat.com>
22866 * config/i386/i386-protos.h (ix86_using_red_zone): Declare.
22867 * config/i386/i386.c (ix86_using_red_zone): No longer static.
22868 * config/i386/i386.md (stack decrement to push peepholes): Guard
22869 with !x86_using_red_zone ().
22871 2016-04-15 Jakub Jelinek <jakub@redhat.com>
22874 * tree-pretty-print.c (do_niy): Add FLAGS argument, pass it down
22875 to dump_generic_node.
22876 (NIY): Pass also flags to do_niy.
22878 2016-04-15 Thomas Schwinge <thomas@codesourcery.com>
22880 * omp-low.c (simd_clone_struct_alloc, simd_clone_struct_copy)
22881 (simd_clone_vector_of_formal_parm_types)
22882 (simd_clone_clauses_extract, simd_clone_compute_base_data_type)
22883 (simd_clone_mangle, simd_clone_create)
22884 (simd_clone_adjust_return_type, create_tmp_simd_array)
22885 (simd_clone_adjust_argument_types, simd_clone_init_simd_arrays)
22886 (struct modify_stmt_info, ipa_simd_modify_stmt_ops)
22887 (ipa_simd_modify_function_body, simd_clone_linear_addend)
22888 (simd_clone_adjust, expand_simd_clones, ipa_omp_simd_clone)
22889 (pass_data_omp_simd_clone, class pass_omp_simd_clone)
22890 (pass_omp_simd_clone::gate, make_pass_omp_simd_clone): Move into...
22891 * omp-simd-clone.c: ... this new file.
22892 (simd_clone_vector_of_formal_parm_types): Make it static.
22893 * Makefile.in (OBJS): Add omp-simd-clone.o.
22895 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
22898 * config/i386/sse.md: Use proper memory operand modifiers.
22901 2016-04-15 Richard Biener <rguenther@suse.de>
22902 Alan Modra <amodra@gmail.com>
22904 PR tree-optimization/70130
22905 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Detect
22906 when alignment stays not the same and no not use the realign
22909 2016-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
22912 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
22913 direct move handlers for KFmode. Change TFmode handlers test from
22914 FLOAT128_IEEE_P to FLOAT128_VECTOR_P.
22916 2016-04-14 Jakub Jelinek <jakub@redhat.com>
22919 * ipa-utils.h (polymorphic_ctor_dtor_p): New prototype.
22920 * ipa-polymorphic-call.c (polymorphic_ctor_dtor_p): New function.
22921 (inlined_polymorphic_ctor_dtor_block_p): Use it.
22922 * tree-ssa-live.c (remove_unused_scope_block_p): When
22923 in_ctor_dtor_block, avoid discarding not just BLOCKs with
22924 BLOCK_ABSTRACT_ORIGIN being FUNCTION_DECL, but even when
22925 block_ultimate_origin is FUNCTION_DECL.
22926 (remove_unused_locals): If current_function_decl is
22927 polymorphic_ctor_dtor_p, pass initial true to
22928 remove_unused_scope_block_p' is_ctor_dtor_block.
22930 2016-04-14 Martin Sebor <msebor@redhat.com>
22935 * doc/extend.texi (Variable Length): Revert.
22937 2016-04-14 Marek Polacek <polacek@redhat.com>
22938 Jan Hubicka <hubicka@ucw.cz>
22941 * tree.c (verify_type): Disable the canonical type of main variant
22944 2016-04-14 Jason Merrill <jason@redhat.com>
22946 * cfgexpand.c, expr.c: Revert previous change.
22948 2016-04-14 Cesar Philippidis <cesar@codesourcery.com>
22950 PR middle-end/70643
22951 * omp-low.c (lower_oacc_reductions): Check for TREE_CONSTANT
22952 when building a mem ref for the incoming reduction variable.
22954 2016-04-14 Richard Biener <rguenther@suse.de>
22956 PR tree-optimization/70614
22957 * tree-scalar-evolution.c (analyze_evolution_in_loop): Terminate
22958 loop if the evolution dropped to chrec_dont_know.
22959 (interpret_condition_phi): Likewise.
22961 2016-04-14 Richard Biener <rguenther@suse.de>
22963 PR tree-optimization/70623
22964 * tree-ssa-pre.c (changed_blocks): Make global ...
22965 (compute_antic): ... local here. Move and fix worklist
22966 handling here. Do not clear EDGE_DFS_BACK or call mark_dfs_back_edges.
22967 (compute_antic_aux): Add dumping for MAX assumed succs. Remove
22968 worklist handling, dump when ANTIC_IN changed.
22969 (compute_partial_antic_aux): Remove worklist handling.
22970 (init_pre): Do not compute post dominators. Add a comment about
22971 the CFG order chosen.
22972 (fini_pre): Do not free post dominators.
22974 2016-04-13 Martin Sebor <msebor@redhat.com>
22979 * doc/extend.texi (Variable Length): Document C++ specifics.
22981 2016-04-13 Jakub Jelinek <jakub@redhat.com>
22984 * ipa-pure-const.c (pass_nothrow::execute): Call maybe_clean_eh_stmt
22985 on all recursive call stmts. Return TODO_cleanup_cfg if any dead
22986 eh edges have been purged.
22989 * tree-sra.c (create_access_replacement,
22990 get_replaced_param_substitute): Set DECL_NAMELESS on repl if it
22992 * tree-pretty-print.c (dump_fancy_name): New function.
22993 (dump_decl_name, dump_generic_node): Use it.
22995 2016-04-13 Jason Merrill <jason@redhat.com>
22997 * cfgexpand.c (pass_expand::execute): Handle attribute "abi warning".
22998 * expr.c (expand_expr_real_1): Likewise.
23000 2016-04-13 Ilya Enkovich <ilya.enkovich@intel.com>
23002 * config/i386/i386.md (kunpckhi): Swap operands.
23003 (kunpcksi): Likewise.
23004 (kunpckdi): Likewise.
23005 * config/i386/sse.md (vec_pack_trunc_qi): Likewise.
23006 (vec_pack_trunc_<mode>): Likewise.
23008 2016-04-13 Jakub Jelinek <jakub@redhat.com>
23011 * explow.c (convert_memory_address_addr_space_1): Formatting fix.
23013 PR middle-end/70633
23014 * gimplify.c (gimplify_init_constructor): Clear TREE_STATIC if
23015 gimplification turns some element into non-constant.
23018 * rtl.h (convert_memory_address_addr_space_1): New prototype.
23019 * explow.c (convert_memory_address_addr_space_1): No longer static,
23020 add NO_EMIT argument and don't call convert_modes if true, pass
23021 it down recursively, remove break after return.
23022 (convert_memory_address_addr_space): Adjust caller.
23023 * simplify-rtx.c (simplify_unary_operation_1): Call
23024 convert_memory_address_addr_space_1 instead of convert_memory_address,
23025 if it returns NULL, don't simplify.
23027 2016-04-12 Eric Botcazou <ebotcazou@adacore.com>
23030 * config/sparc/sparc.c (sparc_compute_frame_size): Add parentheses.
23032 2016-04-12 Jakub Jelinek <jakub@redhat.com>
23034 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
23035 Bump the upper SIMDLEN limits, so that if the return type or
23036 characteristic type if the return type is void can be passed in
23037 all available SSE2/AVX/AVX2/AVX512-F registers, the SIMDLEN is
23040 2016-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
23043 * config/rs6000/rs6000.md (ieee_128bit_vsx_neg<mode>2_internal):
23044 Do not use "=" constraint on an input constraint.
23045 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
23046 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
23047 (ieee_128bit_vsx_nabs<mode>2): Correct splitter so that it
23048 generates (neg (abs ...)) instead of (abs ...).
23050 2016-04-12 Jakub Jelinek <jakub@redhat.com>
23052 PR rtl-optimization/70596
23053 * lra-spills.c (spill_pseudos): Don't delete debug insns, instead
23054 just invalidate LRA data and reset them. Adjust dump wording.
23056 2016-04-12 Martin Liska <mliska@suse.cz>
23059 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
23061 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
23063 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
23064 max_loop_iterations_int.
23065 (tree_unswitch_outer_loop): Likewise.
23066 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
23067 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
23069 2016-04-12 Tom de Vries <tom@codesourcery.com>
23071 PR tree-optimization/68756
23072 * graphite-isl-ast-to-gimple.c (copy_cond_phi_args): Use new_expr
23073 instead of new_name.
23075 2016-04-12 Jakub Jelinek <jakub@redhat.com>
23077 PR tree-optimization/70602
23078 * tree-sra.c (generate_subtree_copies): Don't write anything into
23079 constant pool decls.
23081 * omp-low.c (lower_omp_target): Use GOMP_MAP_FIRSTPRIVATE_INT
23082 regardless whether there are depend clauses or not.
23084 2016-04-11 Michael Meissner <meissner@linux.vnet.ibm.com>
23087 * config/rs6000/rs6000.c (rs6000_opt_masks): Disable using the
23088 target attribute and pragma from changing the -mfloat128
23089 and -mfloat128-hardware options.
23091 * doc/extend.texi (Additional Floating Types): Document PowerPC
23092 __float128 restrictions.
23094 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
23097 * config/aarch64/driver-aarch64.c
23098 (aarch64_get_extension_string_for_isa_flags): New.
23099 (arch_extension): Rename to...
23100 (aarch64_arch_extension): ...This.
23101 (ext_to_feat_string): Rename to...
23102 (aarch64_extensions): ...This.
23103 (aarch64_core_data): Keep track of architecture extension flags.
23104 (cpu_data): Rename to...
23105 (aarch64_cpu_data): ...This.
23106 (aarch64_arch_driver_info): Keep track of architecture extension
23108 (get_arch_name_from_id): Rename to...
23109 (get_arch_from_id): ...This, change return type.
23110 (host_detect_local_cpu): Update and reformat for renames, handle
23111 extensions through common infrastructure.
23113 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
23116 * config/aarch64/aarch64-common.c (aarch64_option_extension): Keep
23117 track of a canonical flag name.
23118 (all_extensions): Likewise.
23119 (arch_to_arch_name): Also track extension flags enabled by the arch.
23120 (all_architectures): Likewise.
23121 (aarch64_parse_extension): Move to here.
23122 (aarch64_get_extension_string_for_isa_flags): Take a new argument,
23124 (aarch64_rewrite_selected_cpu): Update for above change.
23125 * config/aarch64/aarch64-option-extensions.def: Rework the way flags
23126 are handled, such that the single explicit value enabled by an
23127 extension is kept seperate from the implicit values it also enables.
23128 * config/aarch64/aarch64-protos.h (aarch64_parse_opt_result): Move
23130 (aarch64_parse_extension): New.
23131 * config/aarch64/aarch64.c (aarch64_parse_opt_result): Move from
23132 here to config/aarch64/aarch64-protos.h.
23133 (aarch64_parse_extension): Move from here to
23134 common/config/aarch64/aarch64-common.c.
23135 (aarch64_option_print): Update.
23136 (aarch64_declare_function_name): Likewise.
23137 (aarch64_start_file): Likewise.
23138 * config/aarch64/driver-aarch64.c (arch_extension): Keep track of
23139 the canonical flag for extensions.
23140 * config.gcc (aarch64*-*-*): Extend regex for capturing extension
23143 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
23145 * config/aarch64/aarch64.h (AARCH64_FL_FOR_ARCH8_1): Also add
23148 2016-04-09 Tom de Vries <tom@codesourcery.com>
23150 PR tree-optimization/68953
23151 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Order accesses from
23152 first to last subscript.
23154 2016-04-09 Jakub Jelinek <jakub@redhat.com>
23156 PR tree-optimization/70586
23157 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Return false
23160 2016-04-08 Cesar Philippidis <cesar@codesourcery.com>
23164 PR tree-optimization/70373
23165 PR middle-end/70533
23166 PR middle-end/70534
23167 PR middle-end/70535
23168 * gimplify.c (gimplify_adjust_omp_clauses): Add or adjust data
23169 clauses for acc parallel reductions as necessary. Error on those
23171 * omp-low.c (scan_sharing_clauses): Don't install variables which
23172 are used in acc parallel reductions.
23173 (lower_rec_input_clauses): Remove dead code.
23174 (lower_oacc_reductions): Add support for reference reductions.
23175 (lower_reduction_clauses): Remove dead code.
23176 (lower_omp_target): Don't remap variables appearing in acc parallel
23178 * tree.h (OMP_CLAUSE_MAP_IN_REDUCTION): New macro.
23180 2016-04-08 Jakub Jelinek <jakub@redhat.com>
23182 PR middle-end/70593
23183 * tree-ssa-coalesce.c (build_ssa_conflict_graph): For stmt
23184 with multiple SSA_NAME defs, force the outputs other than first
23185 to be live before calling live_track_process_def on each output.
23187 PR rtl-optimization/70574
23188 * fwprop.c (forward_propagate_and_simplify): Don't add
23189 REG_EQUAL note if DF_REF_REG (use) is a paradoxical subreg.
23190 (try_fwprop_subst): Don't add REG_EQUAL note if there are any
23191 paradoxical subregs within *loc.
23193 2016-04-08 Thomas Schwinge <thomas@codesourcery.com>
23195 * config/arc/arc.h (LINK_COMMAND_SPEC): Use gt to ignore
23196 -ftree-parallelize-loops={0,1}.
23197 * config/darwin.h (LINK_COMMAND_SPEC_A): Likewise.
23198 * config/i386/mingw32.h (GOMP_SELF_SPECS): Likewise.
23199 * config/ia64/hpux.h (LIB_SPEC): Likewise.
23200 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
23201 * config/pa/pa64-hpux.h (LIB_SPEC): Likewise.
23203 2016-04-08 Maxim Ostapenko <m.ostapenko@samsung.com>
23206 * asan.c (instrument_derefs): If we get unknown location, extract it
23207 with EXPR_LOCATION.
23208 (maybe_instrument_call): Instrument gimple_call's arguments if needed.
23210 2016-04-08 Tom de Vries <tom@codesourcery.com>
23212 * omp-low.c (lower_omp_target): Set TREE_NO_WARNING for oacc
23213 implicit firstprivate clause.
23215 2016-04-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
23218 * config/arm/thumb2.md (tst + branch-> lsls + branch
23219 peephole below *orsi_not_shiftsi_si): Require that condition
23220 register is dead after the peephole.
23221 (second peephole after the above): Likewise.
23223 2016-04-08 Alan Modra <amodra@gmail.com>
23226 * builtins.c (fold_builtin_classify): For IBM extended precision,
23227 look at just the high-order double to test for NaN.
23228 (fold_builtin_interclass_mathfn): Similarly for Inf. For isnormal
23229 test just the high double for Inf but both doubles for subnormal
23232 2016-04-07 Jakub Jelinek <jakub@redhat.com>
23234 * cgraph.h (struct cgraph_simd_clone): Add mask_mode field.
23235 * omp-low.c (simd_clone_init_simd_arrays, simd_clone_adjust): Handle
23236 node->simdclone->mask_mode != VOIDmode masks.
23237 (simd_clone_adjust_argument_types): Likewise. Move sc var definition
23238 earlier, use it instead of node->simdclone.
23239 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
23240 Set clonei->mask_mode.
23242 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
23245 * parser.c (cp_parser_iteration_statement): New parameter IF_P.
23246 Pass it through to cp_parser_already_scoped_statement.
23247 (cp_parser_already_scoped_statement): New parameter IF_P. Pass
23248 it through to cp_parser_statement.
23249 (cp_parser_statement): Pass IF_P through to
23250 cp_parser_iteration_statement.
23251 (cp_parser_pragma): Adjust call to
23252 cp_parser_iteration_statement.
23254 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
23257 * gimplify.c (gimplify_omp_ordered): Add explicit braces to
23258 resolve a future -Wparentheses warning.
23259 * omp-low.c (scan_sharing_clauses): Likewise.
23260 * tree-parloops.c (eliminate_local_variables): Likewise.
23262 2016-04-06 Vladimir Makarov <vmakarov@redhat.com>
23264 PR rtl-optimization/70398
23265 * lra-constraints.c (process_address_1): Check zero scale and code
23266 for reloading with zero scale.
23268 2016-04-06 Uros Bizjak <ubizjak@gmail.com>
23270 * config/i386/sse.md (shuffletype): Add V32HI and V4TI modes.
23271 (ssescalarsize): Add V8SF, V4SF, V4DF and V2DF modes.
23273 2016-04-06 Jakub Jelinek <jakub@redhat.com>
23275 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
23276 Add support for AVX512F clones, include them by default for
23277 exported OpenMP declare simd functions. For AVX2 allow simdlen 32
23278 and use it if charasteric type is 8-bit, for AVX512F allow simdlen
23281 PR middle-end/70550
23282 * tree.h (OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT): Define.
23283 * gimplify.c (gimplify_adjust_omp_clauses_1): Set it for implicit
23284 firstprivate clauses.
23285 * omp-low.c (lower_send_clauses): Set TREE_NO_WARNING for
23286 OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT !by_ref vars in task contexts.
23287 (lower_omp_target): Set TREE_NO_WARNING for
23288 non-addressable possibly uninitialized vars which are copied into
23289 addressable temporaries or copied for GOMP_MAP_FIRSTPRIVATE_INT.
23291 2016-04-05 John David Anglin <danglin@gcc.gnu.org>
23293 * config/pa/predicates.md (integer_store_memory_operand): Accept
23294 REG+D operands with a large offset when reload_in_progress is true.
23295 (floating_point_store_memory_operand): Likewise.
23297 2016-04-05 Jakub Jelinek <jakub@redhat.com>
23300 * match.pd (nested int casts): Limit to GIMPLE.
23302 2016-04-05 Jan Hubicka <hubicka@ucw.cz>
23305 * ipa-devirt.c (maybe_record_node): Fix comment; use
23306 SANITIZE_UNREACHABLE instead of SANITIZE_UNDEFINED.
23308 2016-04-05 Jakub Jelinek <jakub@redhat.com>
23310 PR rtl-optimization/70542
23311 * ree.c (add_removable_extension): For VECTOR_MODE_P punt
23312 if there are any uses other than insn or debug insns.
23314 2016-04-05 Marc Glisse <marc.glisse@inria.fr>
23315 Jakub Jelinek <jakub@redhat.com>
23317 PR tree-optimization/70509
23318 * simplify-rtx.c (simplify_binary_operation_1) <case VEC_SELECT>:
23319 Shift HOST_WIDE_INT_1U instead of 1.
23321 2016-04-05 Zdenek Sojka <zsojka@seznam.cz>
23323 PR tree-optimization/70509
23324 * tree-ssa-forwprop.c (simplify_bitfield_ref): Use bitsize_int instead
23325 of the vector base type for index.
23327 2016-04-05 Uros Bizjak <ubizjak@gmail.com>
23330 * config/i386/sse.md (iptr): Add V64QI, V32HI, V16SI and V8DI modes.
23332 2016-04-05 Richard Biener <rguenther@suse.de>
23334 PR tree-optimization/70526
23335 * tree-sra.c (build_ref_for_offset): Use prev_base to
23336 extract the alias pointer type.
23338 2016-04-05 Richard Biener <rguenther@suse.de>
23340 * dse.c (struct store_info): Remove alias_set member.
23341 (struct read_info_type): Likewise.
23342 (clear_alias_group, clear_alias_mode_table, clear_alias_mode_holder,
23343 spill_deleted, clear_alias_set_lookup): Remove.
23344 (get_group_info): Remove dead base == NULL_RTX case.
23345 (dse_step0): Remove initialization of removed variables.
23346 (delete_dead_store_insn): Reomve alias set dumping.
23347 (free_read_records): Remove alias_set handling.
23348 (canon_address): Remove alias_set_out parameter.
23349 (record_store): Remove spill_alias_set, it's always zero.
23350 (check_mem_read_rtx): Likewise.
23351 (dse_step2): Rename from ...
23352 (dse_step2_nospill): ... this. Adjust.
23353 (scan_stores): Rename from ...
23354 (scan_stores_nospill): ... this.
23355 (scan_reads): Rename from ...
23356 (scan_reads_nospill): ... this.
23357 (scan_stores_spill, scan_reads_spill): Remove.
23358 (dse_step3_scan): Remove for_spills argument which is always false.
23359 (dse_step3): Likewise.
23360 (dse_step5): Rename from ...
23361 (dse_step5_nospill): ... this. Remove alias_set handling.
23362 (rest_of_handle_dse): Adjust.
23364 2016-04-05 Jakub Jelinek <jakub@redhat.com>
23367 * config/i386/sse.md (*andnot<mode>3): Simplify assertions.
23368 Use vpandn<ssemodesuffix> for V16SI/V8DImode, vpandnq for
23369 V32HI/V64QImode, don't use <mask_operand3_1>, fix up formatting.
23370 (*andnot<mode>3_mask): Remove insn with VI12_AVX512VL iterator.
23372 2016-04-05 Richard Biener <rguenther@suse.de>
23374 PR middle-end/70499
23375 * gimplify-me.c (gimple_regimplify_operands): Do not rewrite
23376 non-register type temporaries into SSA.
23378 2016-04-04 Jan Hubicka <hubicka@ucw.cz>
23381 * ipa-devirt.c (maybe_record_node): Do not optimize cxa_pure_virtual
23382 calls when sanitizing.
23383 (possible_polymorphic_call_target_p): Fix formatting.
23385 2016-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
23386 Jakub Jelinek <jakub@redhat.com>
23388 PR middle-end/70457
23389 * tree-inline.c (estimate_num_insn): Use gimple_call_builtin_p
23390 to ensure a call statement is compatible with a built-in's
23392 * tree-ssa-math-opts.c (pass_optimize_windening_mul::execute):
23395 2016-04-04 Richard Biener <rguenther@suse.de>
23397 PR rtl-optimization/70484
23398 * rtl.h (canon_output_dependence): Declare.
23399 * alias.c (canon_output_dependence): New function.
23400 * dse.c (record_store): Use canon_output_dependence rather
23401 than canon_true_dependence.
23403 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
23406 * cgraph.h (symtab_node::copy_visibility_from): New function.
23407 * symtab.c (symtab_node::copy_visibility_from): New function.
23408 * ipa-visibility.c (optimize_weakref): New function.
23409 (function_and_variable_visibility): Use it.
23411 2016-04-04 Martin Liska <mliska@suse.cz>
23414 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Guard index
23415 value that is really in range handled by SBR instruction.
23416 * hsa-brig.c (emit_switch_insn): Do not emit unconditional jump.
23417 * hsa-dump.c (dump_hsa_insn_1): Do not dump default BB.
23418 * hsa.h (hsa_insn_sbr::m_default_bb): Remove field.
23420 2016-04-03 Oleg Endo <olegendo@gcc.gnu.org>
23424 * config/sh/sh.md (*addsi3): Allow pattern when reload_in_progress is
23425 set, but not for SP_REG operands.
23427 2016-04-02 Martin Sebor <msebor@redhat.com>
23430 * fold-const.c (maybe_nonzero_address): New function.
23431 (fold_comparison): Call it. Fold equality and relational
23432 expressions involving null pointers.
23433 (tree_single_nonzero_warnv_p): Call maybe_nonzero_address.
23435 2016-03-31 Evandro Menezes <e.menezes@samsung.com>
23437 Fix the predicate "aarch64_simd_reg_or_zero" to correctly validate
23438 the "Y" constraint (scalar FP 0.0 immediate).
23440 * config/aarch64/predicates.md (aarch64_simd_reg_or_zero):
23441 Add the "const_double" to the list of operand constraints.
23443 2016-04-01 Jakub Jelinek <jakub@redhat.com>
23445 PR rtl-optimization/70467
23446 * config/i386/i386.md (*add<dwi>3_doubleword, *sub<dwi>3_doubleword):
23447 If low word of the last operand is 0, just emit addition/subtraction
23450 2016-04-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
23453 * config/s390/s390.c (s390_expand_insv): Check for everything
23454 constant instead of just VOIDmode stuff.
23456 2016-04-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
23459 * config/arm/arm.h (ASM_APP_OFF): Handle TARGET_ARM and TARGET_THUMB.
23461 2016-04-01 Nathan Sidwell <nathan@acm.org>
23463 * tree.def (TRY_CATCH_EXPR): Correct documentation.
23465 2016-03-31 Vladimir Makarov <vmakarov@redhat.com>
23467 PR rtl-optimization/70461
23468 * ira-color.c (allocno_copy_cost_saving): Use allocno class if it
23471 2016-03-31 Martin Liska <mliska@suse.cz>
23474 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Emit either
23475 a tree value or an immediate integer value to a buffer
23476 that is eventually copied to a BRIG section.
23477 (emit_immediate_operand): Call the function here.
23478 * hsa-dump.c (dump_hsa_immed): Remove checking assert.
23479 * hsa-gen.c (hsa_op_immed::hsa_op_immed): Remove initialization
23480 of class' fields that are removed.
23481 (hsa_op_immed::~hsa_op_immed): Remove deinitialization.
23482 * hsa.h (class hsa_op_immed): Remove m_brig_repr and
23483 m_brig_repr_size fields.
23485 2016-03-31 Martin Liska <mliska@suse.cz>
23488 * hsa-gen.c (hsa_function_representation::update_dominance): New
23490 (convert_addr_to_flat_segment): Likewise.
23491 (gen_hsa_memory_set): New alignment argument.
23492 (gen_hsa_ctor_assignment): Likewise.
23493 (gen_hsa_insns_for_single_assignment): Provide alignment
23494 to gen_hsa_ctor_assignment.
23495 (gen_hsa_insns_for_direct_call): Add new argument.
23496 (expand_lhs_of_string_op): New function.
23497 (expand_string_operation_builtin): Likewise.
23498 (expand_memory_copy): New function.
23499 (expand_memory_set): New function.
23500 (gen_hsa_insns_for_call): Use HOST_WIDE_INT.
23501 (convert_switch_statements): Change signature.
23502 (generate_hsa): Use a return value of the function.
23503 (pass_gen_hsail::execute): Do not call
23504 convert_switch_statements here.
23505 * hsa-regalloc.c (hsa_regalloc): Call update_dominance.
23506 * hsa.h (hsa_function_representation::m_modified_cfg): New flag.
23507 (hsa_function_representation::update_dominance): New function.
23509 2016-03-31 Martin Liska <mliska@suse.cz>
23512 * hsa-brig.c (emit_directive_variable): Emit alignment
23513 according to hsa_symbol::m_align.
23514 * hsa-dump.c (hsa_byte_alignment): Move the function to another file.
23515 (dump_hsa_symbol): Dump alignment of HSA symbols.
23516 * hsa-gen.c (get_symbol_for_decl): Set-up alignment of a symbol.
23517 (gen_hsa_addr_with_align): New function.
23518 (hsa_bitmemref_alignment): Use newly added function.
23519 (gen_hsa_insns_for_load): Likewise.
23520 (gen_hsa_insns_for_store): Likewise.
23521 (gen_hsa_memory_copy): New argument added.
23522 (gen_hsa_insns_for_single_assignment): Respect
23523 alignment for assignments processed via gen_hsa_memory_copy.
23524 (gen_hsa_insns_for_direct_call): Likewise.
23525 (gen_hsa_insns_for_return): Likewise.
23526 (gen_function_def_parameters): Set default alignment.
23527 * hsa.c (hsa_object_alignment): New function.
23528 (hsa_byte_alignment): Pasted function.
23529 * hsa.h (hsa_symbol::m_align): New field.
23531 2016-03-31 Bin Cheng <bin.cheng@arm.com>
23533 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Initialize
23534 scratch field for goto case.
23536 2016-03-31 James Greenhalgh <james.greenhalgh@arm.com>
23538 * config/arm/linux-elf.h (ASM_OUTPUT_DEF): Delete.
23540 2016-03-31 Ilya Enkovich <enkovich.gnu@gmail.com>
23543 * config/i386/i386.c (scalar_chain::convert_op): Fix description.
23544 (scalar_chain::convert_insn): Call convert_op for reg
23545 moves to handle undefined registers.
23547 2016-03-31 Nathan Sidwell <nathan@acm.org>
23550 * varasm.c (output_constructor_regular_field): Flush bitfield earlier.
23551 Assert we don't want to move backwards.
23553 2016-03-31 Kirill Yukhin <kirill.yukhin@intel.com>
23556 * config/i386/sse.md (define_mode_attr shuffletype): Fix typo.
23558 2016-03-31 Jakub Jelinek <jakub@redhat.com>
23560 PR rtl-optimization/70460
23561 * ira.c (indirect_jump_optimize): Don't substitute LABEL_REF
23562 with operand from REG_LABEL_OPERAND, instead substitute
23563 SET_SRC or REG_EQUAL note content if it is a LABEL_REF.
23564 Don't do anything for REG_NON_LOCAL_GOTO jumps.
23566 2016-03-31 Martin Liska <mliska@suse.cz>
23568 * passes.c (execute_one_pass): Do not call
23569 todo_after for a discarded function.
23571 2016-03-31 Bin Cheng <bin.cheng@arm.com>
23573 * tree-ssa-loop-ivopts.c (struct comp_cost): New scrach field.
23574 (no_cost, infinite_cost): Initialize the new field.
23575 (get_computation_cost_at): Record setup cost.
23576 (determine_use_iv_cost_address): Skip cost computation for sub
23577 uses if we can estimate it without losing accuracy.
23579 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
23581 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
23583 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
23584 max_loop_iterations_int.
23585 (tree_unswitch_outer_loop): Likewise.
23586 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
23587 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
23589 2016-03-30 Richard Biener <rguenther@suse.de>
23591 PR middle-end/70450
23592 * fold-const.c (extract_muldiv_1): Fix thinko in wide_int::from usage.
23594 2016-03-30 Jakub Jelinek <jakub@redhat.com>
23597 * config/i386/i386.c (ix86_expand_vector_set): Fix up argument order
23598 in gen_blendm expander.
23600 2016-03-30 Nick Clifton <nickc@redhat.com>
23603 * config/arm/arm.c (arm_reload_out_hi): Add code to handle the
23604 case where we are already provided with an SImode SUBREG.
23606 2016-03-30 H.J. Lu <hongjiu.lu@intel.com>
23609 * config/i386/i386.c (ix86_expand_epilogue): Properly check
23610 conflict between DRAP register and __builtin_eh_return.
23612 2016-03-30 Michael Matz <matz@suse.de>
23613 Richard Biener <rguenther@suse.de>
23616 * ipa-polymorphic-call.c (struct type_change_info): Change
23617 speculative to an unsigned allowing to limit the work we do.
23618 (csftc_abort_walking_p): New inline function..
23619 (check_stmt_for_type_change): Limit the number of may-defs
23620 skipped for speculative devirtualization to
23621 max-speculative-devirt-maydefs.
23622 * params.def (max-speculative-devirt-maydefs): New param.
23623 * doc/invoke.texi (--param max-speculative-devirt-maydefs): Document.
23625 2016-03-30 Mike Stump <mrs@gcc.gnu.org>
23628 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use when profiling
23631 2016-03-30 Patrick Palka <ppalka@gcc.gnu.org>
23633 PR tree-optimization/59124
23634 * tree-vrp.c (register_edge_assert_for_2): For NAME != CST1
23635 where NAME = A +- CST2 add the assertion A != (CST1 -+ CST2).
23637 2016-03-29 Jeff Law <law@redhat.com>
23639 * tree-ssa-coalesce.c (struct ssa_conflicts): Fix typo in comment.
23641 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
23643 * tree-ssa-loop-ivcanon.c (try_peel_loop): Change type of peel
23646 2016-03-29 Thomas Schwinge <thomas@codesourcery.com>
23648 * config/gnu.h (CPP_SPEC, LIB_SPEC): Don't override.
23649 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt1.o instead of
23650 gcrt0.o if linking dynamically.
23652 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
23655 * ipa-devirt.c (methods_equal_p): New function.
23656 (compare_virtual_tables): Use it.
23657 * cgraph.h (symbol_table::symbol_suffix_separator): Declare.
23658 * cgraphclones.c (clone_function_name_1): Use
23659 symbol_table::symbol_suffix_separator.
23660 * coverage.c (build_var): Likewise.
23661 * symtab.c (symbol_table::symbol_suffix_separator): New.
23663 2016-03-29 Jakub Jelinek <jakub@redhat.com>
23665 PR rtl-optimization/70429
23666 * combine.c (simplify_shift_const_1): For ASHIFTRT don't optimize
23667 (cst1 >> count) >> cst2 into (cst1 >> cst2) >> count if
23668 mode != result_mode.
23671 * tree-inline.c (remap_decls): Don't add_local_decl if cfun is null.
23673 PR tree-optimization/70405
23674 * ssa-iterators.h (num_imm_uses): Add missing braces.
23676 2016-03-29 Vladimir Makarov <vmakarov@redhat.com>
23678 PR rtl-optimization/68695
23679 * ira-color.c (allocno_copy_cost_saving): New.
23680 (improve_allocation): Use it.
23682 2016-03-29 Richard Henderson <rth@redhat.com>
23684 PR middle-end/70355
23685 * lower-subreg.c (simplify_subreg_concatn): Reject paradoxical subregs.
23687 2016-03-29 Richard Biener <rguenther@suse.de>
23689 PR middle-end/70424
23690 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Always
23691 use alignment returned by get_pointer_alignment_1 if it is
23692 bigger than BITS_PER_UNIT.
23693 * builtins.c (get_pointer_alignment_1): Do not return true
23694 for alignment extracted from SSA info.
23696 2016-03-28 James Bowman <james.bowman@ftdichip.com>
23698 * config/ft32/ft32.opt (mnodiv): New.
23699 * config/ft32/ft32.md (*divsi3, *modsi3): Qualify with TARGET_NODIV.
23700 * doc/invoke.texi (FT32 Options -mnodiv): New.
23702 2016-03-28 Kirill Yukhin <kirill.yukhin@intel.com>
23705 * config/i386/i386.md (define_split, andn): Fix modes.
23707 2016-03-26 Richard Biener <rguenther@suse.de>
23708 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
23711 * ipa-inline-transform.c (inline_call): Pass opts_for_fn (to->decl)
23713 TREE_OPTIMIZATION (DECL_FUNCTION_SPECIFIC_OPTIMIZATION (to->decl))
23714 as 2nd argument to cl_optimization_restore().
23716 2016-03-25 Richard Henderson <rth@redhat.com>
23719 * config/aarch64/aarch64.c (aarch64_asm_output_pool_epilogue): New.
23720 * config/aarch64/aarch64-protos.h: Declare it.
23721 * config/aarch64/aarch64.h (ASM_OUTPUT_POOL_EPILOGUE): New.
23723 2016-03-25 Alan Modra <amodra@gmail.com>
23726 * config/rs6000/constraints.md (j): Simplify.
23727 * config/rs6000/predicates.md (easy_fp_constant): Exclude
23729 * config/rs6000/rs6000.md (zero_fp): New mode_attr.
23730 (mov<mode>_hardfloat, mov<mode>_hardfloat32, mov<mode>_hardfloat64,
23731 mov<mode>_64bit_dm, mov<mode>_32bit): Use zero_fp in place of j
23732 in all constraint alternatives.
23733 (movtd_64bit_nodm): Delete "j" constraint alternative.
23735 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
23737 * tree-ssa-propagate.c: Enhance docs for
23738 SSA_PROP_NOT_INTERESTING.
23740 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
23742 * doc/extend.texi: Fix typo in documentation to pure attribute.
23744 2016-03-24 John David Anglin <danglin@gcc.gnu.org>
23747 * config/pa/pa.md (bswapdi2): Use a scratch register.
23749 2016-03-24 Richard Henderson <rth@redhat.com>
23751 PR middle-end/69845
23752 * fold-const.c (extract_muldiv_1): Correct test for multiplication
23755 2016-03-24 Uros Bizjak <ubizjak@gmail.com>
23757 * config/i386/i386.md (*anddi3_doubleword): Generate AND insn
23758 using ix86_expand_binary_operator instead of gen_andsi3.
23760 2016-03-24 Richard Biener <rguenther@suse.de>
23762 PR tree-optimization/70396
23763 * tree-vect-stmts.c (vectorizable_comparison): Use
23764 get_vectype_for_scalar_type.
23766 2016-03-24 Richard Biener <rguenther@suse.de>
23768 PR middle-end/70370
23769 * gimplify.c (gimplify_asm_expr): Handle !allows_mem outputs
23770 with register bases.
23772 2016-03-24 Richard Biener <rguenther@suse.de>
23774 PR tree-optimization/70372
23775 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Use
23776 build_all_ones_cst to also handle vector types correctly.
23778 2016-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
23781 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Do not set
23784 2016-03-23 Marek Polacek <polacek@redhat.com>
23787 * doc/invoke.texi: Document -Wignored-attributes.
23789 2016-03-23 Bin Cheng <bin.cheng@arm.com>
23791 PR tree-optimization/69042
23792 * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND): Increase the
23793 parameter from 30 to 40.
23795 2016-03-23 Bin Cheng <bin.cheng@arm.com>
23797 PR tree-optimization/69042
23798 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Add IV cand
23799 for use with constant offset stripped in base.
23801 2016-03-23 Richard Biener <rguenther@suse.de>
23803 PR middle-end/70251
23804 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Adjust
23805 mode compatibility check.
23806 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
23808 2016-03-23 Jeff Law <law@redhat.com>
23810 PR tree-optimization/64058
23811 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field
23813 (struct ssa_conflicts): Move up earlier in the file.
23814 (conflicts_, var_map_): New static variables.
23815 (initialize_conflict_count): New function to initialize the
23816 CONFLICT_COUNT field for each conflict pair.
23817 (compare_pairs): Lazily initialize the conflict count and use it
23818 as the first tie-breaker.
23819 (sort_coalesce_list): Add new arguments conflicts, map. Initialize
23820 and wipe conflicts_ and map_ around the call to qsort. Remove
23821 special case for 2 coalesce pairs.
23822 * bitmap.c (bitmap_count_unique_bits): New function.
23823 (bitmap_count_bits_in_word): New function, extracted from
23825 (bitmap_count_bits): Use bitmap_count_bits_in_word.
23826 * bitmap.h (bitmap_count_unique_bits): Declare it.
23828 2016-03-23 Ilya Enkovich <enkovich.gnu@gmail.com>
23831 * config/i386/sol2.h (ASM_OUTPUT_DEF_FROM_DECLS): Follow
23832 transparent alias chain for decl assembler name.
23833 * config/sol2.c (solaris_assemble_visibility): Likewise.
23835 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
23837 * config/arm/arm1020e.md (1020call_op): Reduce reservation
23839 (v10_fdivs): Likewise.
23840 (v10_fdivd): Likewise.
23842 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
23845 * config/arm/driver-arm.c (host_detect_local_cpu): Reorder exit logic
23846 to not call fclose twice on file.
23848 2016-03-23 Jakub Jelinek <jakub@redhat.com>
23850 PR tree-optimization/70354
23851 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
23852 oprnd0 is wider than oprnd1 and there is a cast from the wider
23853 type to oprnd1, mask it with the mask of the narrower type.
23856 * config/i386/i386.md (*anddi3_doubleword, *<code>di3_doubleword):
23857 Optimize TARGET_STV splitters, if high or low word of last argument
23860 2016-03-22 Jeff Law <law@redhat.com>
23863 tree-ssa-threadbackward.c
23864 (fsm_find_control_statement_thread_paths): Correctly distinguish
23865 between old style jump threads vs FSM jump threads.
23867 2016-03-22 Ilya Enkovich <enkovich.gnu@gmail.com>
23870 * config/i386/i386.c (scalar_chain::convert_op): Support
23871 uninitialized register usage case.
23873 2016-03-22 Richard Biener <rguenther@suse.de>
23875 PR middle-end/70251
23876 * genmatch.c (gen_transform): Adjust last parameter to a three-state
23878 (capture::gen_transform): ... to change behavior when substituting
23879 a condition into cond or not-cond expr context.
23880 (dt_simplify::gen_1): Adjust.
23881 * gimple-match-head.c: Include gimplify.h for unshare_expr.
23882 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Revert
23883 last change and instead change to
23884 A + (B vcmp C ? 1 : 0) -> A - (B vcmp C ? -1 : 0).
23885 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
23887 2016-03-22 Anthony Green <green@moxielogic.com>
23889 * config/moxie/moxiebox.h (CC1_SPEC): Define. Fix endianness
23890 issue for moxiebox targets.
23891 (CC1PLUS_SPEC): Ditto.
23893 2016-03-22 Richard Biener <rguenther@suse.de>
23895 PR middle-end/70333
23896 * fold-const.c (extract_muldiv_1): Properly perform multiplication
23899 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
23901 * config/i386/i386.c (def_builtin): Remove duplicated functionality.
23903 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
23906 * config/i386/i386.c (def_builtin): Handle
23907 OPTION_MASK_ISA_AVX512VL to be and-ed with other
23909 (const struct builtin_description bdesc_special_args[]):
23910 Remove duplicate ISA bits.
23912 2016-03-22 Jakub Jelinek <jakub@redhat.com>
23915 * config/i386/i386.c (ix86_expand_vecop_qihi): Don't bother computing
23916 d.perm[i] for i >= d.nelt. If not full_interleave, compute d.perm[i]
23917 in a way that works also for AVX512BW.
23920 * config/i386/i386.md (cvtsd2ss splitter): Unpack in destination
23921 instead of source if operands[1] is xmm16 and above and
23922 !TARGET_AVX512VL. Use avx512f_vec_dupv16sf_1 instead of
23923 vec_interleave_lowv4sf if we need to unpack xmm16 and above.
23926 * gimplify.c (gimplify_modify_expr): Call gimple_set_no_warning
23927 on assign if (*from_p) is a comparison, set it to
23928 TREE_NO_WARNING (*from_p).
23930 2016-03-21 Jakub Jelinek <jakub@redhat.com>
23932 PR middle-end/70326
23933 * lra.c (restore_scratches): Ignore deleted insns.
23935 2016-03-21 Marc Glisse <marc.glisse@inria.fr>
23936 Jakub Jelinek <jakub@redhat.com>
23938 PR tree-optimization/70317
23939 * match.pd (cmp @0 @0): Pass @0 instead of TYPE_MODE (TREE_TYPE (@0))
23942 2016-03-21 Uros Bizjak <ubizjak@gmail.com>
23945 * config/i386/i386.md (movxi): Use ix86_expand_vector_move instead
23946 of ix86_expand_move.
23948 (movti): Use general_operand for operand 1 predicate.
23950 2016-03-21 Martin Liska <mliska@suse.cz>
23952 * hsa-dump.c (dump_hsa_insn_1): dump default branch of SBR
23954 (dump_hsa_symbol): Dump BRIG offset of hsa_symbols.
23956 2016-03-21 Martin Liska <mliska@suse.cz>
23959 * ipa-icf.c (sem_function::parse): Skip static
23960 constructors and destructors.
23962 2016-03-21 Jakub Jelinek <jakub@redhat.com>
23965 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If IDENT is
23966 function-like macro, peek following token(s) if it is followed
23967 by CPP_OPEN_PAREN token with optional padding in between, and
23968 if not, don't treat it like a macro.
23970 2016-03-21 Thomas Schwinge <thomas@codesourcery.com>
23971 Alexander Monakov <amonakov@ispras.ru>
23973 * config/nvptx/nvptx.c (nvptx_option_override): Don't emit sorry
23974 for the stabs debug format.
23976 2016-03-21 Richard Biener <rguenther@suse.de>
23978 PR tree-optimization/70310
23979 * tree-vect-generic.c (expand_vector_condition): Fold the built
23982 2016-03-21 Kirill Yukhin <kirill.yukhin@intel.com>
23985 * config/i386/sse.md: (define_insn "*vec_dup<mode>"/AVX2):
23986 Block third alternative for AVX-512VL target,
23988 2016-03-21 Martin Liska <mliska@suse.cz>
23991 * hsa-brig.c (emit_function_directives): Mark unemitted
23992 global variables for emission.
23993 * hsa-gen.c (hsa_symbol::hsa_symbol): Initialize a new flag.
23994 (get_symbol_for_decl): Likewise.
23995 * hsa.h (struct hsa_symbol): New flag.
23997 2016-03-21 Richard Biener <rguenther@suse.de>
23999 PR tree-optimization/70288
24000 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Make sure
24001 we do not estimate unsimplified all-constant conditionals or
24002 switches as optimized away.
24004 2016-03-21 Andrey Belevantsev <abel@ispras.ru>
24006 PR rtl-optimization/69102
24007 * sched-deps.c (sched_analyze_insn): Do not set last_args_size field
24008 when we have a readonly dependency context.
24010 2016-03-18 Jeff Law <law@redhat.com>
24012 PR rtl-optimization/70263
24013 * ira.c (memref_used_between_p): Assert we found END in the insn chain.
24014 (update_equiv_regs): When trying to move a store to after the insn
24015 that sets the source of the store, make sure the store occurs after
24016 the insn that sets the source of the store. When successful note
24017 the REG_EQUIV note created in the dump file.
24019 2016-03-16 David Wohlferd <dw@LimeGreenSocks.com>
24020 Bernd Schmidt <bschmidt@redhat.com>
24022 * doc/extend.texi: Document more potential problems with basic asms.
24024 2016-03-18 Bernd Schmidt <bschmidt@redhat.com>
24026 PR rtl-optimization/70278
24027 * lra-constraints.c (split_reg): Handle the case where biggest_mode is
24030 2016-03-18 Jason Merrill <jason@redhat.com>
24032 * calls.c (load_register_parameters): Fix zero size sibcall logic.
24034 2016-03-18 Kirill Yukhin <kirill.yukhin@intel.com>
24036 * config/i386/sse.md: Use vpbroadcastq for broadcasting DF
24037 values to 128b regs.
24039 2016-03-18 Ilya Enkovich <enkovich.gnu@gmail.com>
24041 PR tree-optimization/70252
24042 * tree-vect-stmts.c (supportable_widening_operation): Check resulting
24043 boolean vector has a proper number of elements.
24044 (supportable_narrowing_operation): Likewise.
24046 2016-03-18 Tom de Vries <tom@codesourcery.com>
24049 * cgraph.c (cgraph_node::get_body): Set dump_file to NULL after save.
24051 2016-03-18 Jakub Jelinek <jakub@redhat.com>
24053 * reload1.c (emit_input_reload_insns): Use simplify_replace_rtx
24054 instead of replace_rtx for DEBUG_INSNs.
24056 2016-03-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
24058 * config/i386/znver1.md : Fix latencies of FP/SSE/AVX
24059 load type reservations.
24061 2016-03-17 John David Anglin <danglin@gcc.gnu.org>
24064 * config/pa/constraints.md: Revert 2015-02-13 change. Use
24065 define_constraint for "Q" and "T" constraints.
24067 2016-03-17 Evandro Menezes <e.menezes@samsung.com>
24069 Tweak the pipeline model for Exynos M1
24071 * config/aarch64/aarch64.c (exynosm1_tunings): Enable weak prefetching
24074 2016-03-17 David Malcolm <dmalcolm@redhat.com>
24077 * diagnostic-show-locus.c (compatible_locations_p): Handle the case
24078 where one or both locations aren't within a line_map.
24080 2016-03-17 H.J. Lu <hongjiu.lu@intel.com>
24083 * opts.c (finish_options): Don't set flag_pie to the default if
24084 -fpic, -fPIC, -fno-pic or -fno-PIC is used. Set flag_pic to 0
24087 2016-03-17 Joern Rennecke <joern.rennecke@embecosm.com>
24089 * config/i386/i386.md (*movv4qicc_insn+1..36): Pass
24090 true as ALL_REGS argument to replace_rtx.
24092 2016-03-17 Richard Biener <rguenther@suse.de>
24095 * dwarf2out.c (dwarf2out_early_finish): Process deferred_asm_name
24098 2016-03-17 Jakub Jelinek <jakub@redhat.com>
24101 * rtl.h (replace_rtx): Add ALL_REGS argument.
24102 * rtlanal.c (replace_rtx): Likewise. If true, use REGNO
24103 equality and assert mode is the same, instead of just rtx pointer
24105 * config/i386/i386.md (mov + arithmetics with load peephole): Pass
24106 true as ALL_REGS argument to replace_rtx.
24108 2016-03-17 Ilya Enkovich <enkovich.gnu@gmail.com>
24110 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Apply
24111 for boolean vector with vector mode only.
24112 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
24114 2016-03-17 Nick Clifton <nickc@redhat.com>
24117 * config/rx/rx.c (rx_print_integer): Print negative constants in
24120 2016-03-17 Jakub Jelinek <jakub@redhat.com>
24123 * rtlanal.c (replace_rtx): Revert 2016-03-16 change.
24125 2016-03-16 Richard Henderson <rth@redhat.com>
24126 Richard Biener <rguenth@suse.de>
24128 PR middle-end/70240
24129 PR middle-end/68215
24131 * gimplify.c (gimplify_expr) [VEC_COND_EXPR]: Gimplify the
24132 first operand as is_gimple_condexpr.
24134 PR middle-end/70240
24135 PR middle-end/68215
24137 2015-12-11 Eric Botcazou <ebotcazou@adacore.com>
24138 * tree-vect-generic.c (tree_vec_extract): Remove GSI parameter.
24139 Do not gimplify the result.
24140 (do_unop): Adjust call to tree_vec_extract.
24141 (do_binop): Likewise.
24142 (do_compare): Likewise.
24143 (do_plus_minus): Likewise.
24144 (do_negate): Likewise.
24145 (expand_vector_condition): Likewise.
24146 (do_cond): Likewise.
24148 2016-03-16 Richard Henderson <rth@redhat.com>
24151 * config/aarch64/aarch64.c (virt_or_elim_regno_p): New.
24152 (aarch64_classify_address): Use it.
24153 (aarch64_legitimize_address): Force all subexpressions of PLUS
24154 into registers. Simplify as (sfp+const)+reg or (reg+reg)+const.
24156 2016-03-16 Jakub Jelinek <jakub@redhat.com>
24157 Richard Biener <rguenth@suse.de>
24160 * rtlanal.c (replace_rtx): For REG, if from is a REG,
24161 return to even if only REGNO is equal, and assert
24164 2016-03-11 Jeff Law <law@redhat.com>
24166 PR rtl-optimization/70224
24167 * reorg.c (relax_delay_slots): Pass right argument to CROSSING_JUMP_P.
24169 2016-03-16 Richard Henderson <rth@redhat.com>
24171 PR middle-end/70199
24172 * function.h (struct function): Add has_forced_label_in_static.
24173 * gimplify.c (force_labels_r): Set it.
24174 * lto-streamer-in.c (input_struct_function_base): Read it.
24175 * lto-streamer-out.c (output_struct_function_base): Write it.
24176 * tree-inline.c (has_label_address_in_static_1): Remove.
24177 (copy_forbidden): Remove fndecl parameter; test
24178 has_forced_label_in_static.
24179 (inline_forbidden_p): Update call to copy_forbidden.
24180 (tree_versionable_function_p): Likewise.
24181 * ipa-chkp.c (chkp_instrumentable_p): Likewise.
24182 (chkp_versioning): Likewise.
24183 * tree-inline.h (copy_forbidden): Update decl.
24185 2016-03-16 Marek Polacek <polacek@redhat.com>
24188 * cgraphunit.c (cgraph_node::expand_thunk): Also build call to the
24189 function being thunked if the result type doesn't have fixed size.
24190 * gimplify.c (gimplify_modify_expr): Also set LHS if the result type
24191 doesn't have fixed size.
24193 2016-03-16 Bin Cheng <bin.cheng@arm.com>
24195 * tree-vect-loop.c (vect_analyze_loop_2): Fix wrong dump info by
24196 reporting malformed loop nest.
24198 2016-03-16 Tom de Vries <tom@codesourcery.com>
24201 * ipa-devirt.c (possible_polymorphic_call_targets): Move
24202 nodes.length () == 1 test to before first nodes[0] access.
24204 2016-03-16 Tom de Vries <tom@codesourcery.com>
24206 PR tree-optimization/68715
24207 * graphite-scop-detection.c (scop_detection::merge_sese): Add missing
24208 single_pred_p test.
24210 2016-03-16 Tom de Vries <tom@codesourcery.com>
24212 PR tree-optimization/68809
24213 * graphite-scop-detection.c (same_close_phi_node): Test if result types
24216 2016-03-16 Carlos O'Donell <carlos@redhat.com>
24217 Sandra Loosemore <sandra@codesourcery.com>
24219 * doc/extend.texi (Common Function Attributes): Describe ifunc impact
24220 on leaf attribute. Mention ELF interposition problems.
24222 2016-03-16 Alan Modra <amodra@gmail.com>
24224 PR rtl-optimization/69195
24225 PR rtl-optimization/47992
24226 * ira.c (indirect_jump_optimize): Ignore artificial defs.
24229 2016-03-15 Eric Botcazou <ebotcazou@adacore.com>
24232 * dwarf2out.c (flush_limbo_die_list): Really flush the limbo list.
24234 2016-03-15 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
24236 * config/avr/avr.md (rotl<mode>3): Set mode for operand 2.
24238 2016-03-15 Jakub Jelinek <jakub@redhat.com>
24240 PR rtl-optimization/70222
24241 * combine.c (simplify_shift_const_1): For A >> B >> C LSHIFTRT
24242 optimization if mode is different from result_mode, queue up masking
24243 of the result in outer_op. Formatting fix.
24245 PR middle-end/70239
24246 * tree-ssa-sccvn.c (VN_INFO_GET): Use safe_grow_cleared instead
24249 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
24251 PR rtl-optimization/69032
24252 * sel-sched-ir.c (get_seqno_by_preds): Include both insn and head when
24253 looping backwards over basic block insns.
24255 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
24258 * sel-sched-ir.c (merge_expr): Avoid changing the speculative pattern
24259 to non-speculative when propagating trap bits.
24261 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
24263 PR rtl-optimization/63384
24264 * sel-sched.c (invoke_aftermath_hooks): Do not decrease issue_more on
24265 DEBUG_INSN_P insns.
24267 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
24270 * sched-deps.c (get_implicit_reg_pending_clobbers): New function,
24271 factored out from ...
24272 (sched_analyze_insn): ... here.
24273 * sched-int.h (get_implicit_reg_pending_clobbers): Declare it.
24274 * sel-sched-ir.c (setup_id_implicit_regs): New function, use
24275 get_implicit_reg_pending_clobbers in it.
24276 (setup_id_reg_sets): Use setup_id_implicit_regs.
24277 (deps_init_id): Ditto.
24279 2016-03-15 Tom de Vries <tom@codesourcery.com>
24282 * cgraph.c (cgraph_node::get_body): Save, reset and restore
24284 * passes.c (execute_one_ipa_transform_pass): Add missing argument to
24285 execute_function_dump.
24286 (execute_one_pass): Don't dump function if it will be dumped after ipa
24289 2016-03-15 Segher Boessenkool <segher@kernel.crashing.org>
24291 * genrecog.c (match_pattern_2): If pred is NULL don't call
24292 safe_predicate_mode on it.
24294 2016-03-14 Jakub Jelinek <jakub@redhat.com>
24296 PR middle-end/70219
24297 * lra-constraints.c (delete_move_and_clobber): Change assertion
24298 to also allow dregno == 0.
24300 2016-03-14 Richard Henderson <rth@redhat.com>
24303 * tree-ssa-reassoc.c (ovce_extract_ops, optimize_vec_cond_expr): New.
24304 (can_reassociate_p): Allow ANY_INTEGRAL_TYPE_P.
24305 (reassociate_bb): Use optimize_vec_cond_expr; avoid
24306 optimize_range_tests, attempt_builtin_copysign and attempt_builtin_powi
24309 2016-03-14 Bernd Schmidt <bschmidt@redhat.com>
24312 * lra-lives.c (process_bb_lives): Also update biggest mode for hard
24314 (lra_create_live_ranges_1): initialize hard register biggest_mode to
24316 * lra-constraints.c (split_reg): For hard regs, try to find the
24317 biggest single-register mode used in the function.
24319 2016-03-14 Richard Biener <rguenther@suse.de>
24321 PR tree-optimization/56365
24322 * tree-ssa-phiopt.c (minmax_replacement): Handle alternate
24323 constants to compare against.
24325 2016-03-14 Segher Boessenkool <segher@kernel.crashing.org>
24328 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
24329 *ctr<mode>_internal5, *ctr<mode>_internal6): Also allow "d" as output.
24330 (define_split for the GPR case): Use int_reg_operand instead of
24331 gpc_reg_operand for the output.
24333 2016-03-14 Tom de Vries <tom@codesourcery.com>
24335 PR tree-optimization/70045
24336 * graphite-isl-ast-to-gimple.c (graphite_create_new_loop_guard): Unshare
24337 create_empty_if_region_on_edge argument.
24339 2016-03-13 Eric Botcazou <ebotcazou@adacore.com>
24341 * config/arm/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Define.
24342 (STACK_CHECK_PROTECT): Likewise.
24343 * config/i386/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
24344 (STACK_CHECK_PROTECT): Likewise.
24345 * config/rs6000/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
24346 (STACK_CHECK_PROTECT): Likewise.
24347 * config/rs6000/vxworksae.h (STACK_CHECK_PROTECT): Likewise.
24348 * config/sparc/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
24349 (STACK_CHECK_PROTECT): Likewise.
24351 2016-03-12 Andrey Belevantsev <abel@ispras.ru>
24353 PR rtl-optimization/69307
24354 * sel-sched.c (choose_best_pseudo_reg): Properly check for hard
24355 registers in modes that span more than one register.
24357 2016-03-12 Vladimir Makarov <vmakarov@redhat.com>
24360 * lra-constraints.c (delete_move_and_clobber): New.
24361 (remove_inheritance_pseudos): Use it.
24363 2016-03-12 Eric Botcazou <ebotcazou@adacore.com>
24366 * calls.c (emit_library_call_value_1): Clear the ECF_NOTHROW flag if
24367 the libcall is LCT_THROW.
24368 * explow.c (probe_stack_range): Pass LCT_THROW to emit_library_call
24369 for the checking routine.
24371 2016-03-11 Michael Meissner <meissner@linux.vnet.ibm.com>
24374 * config/rs6000/rs6000.md (round32<mode>2_fprs): Do not do the
24375 optimization if we have direct move.
24376 (roundu32<mode>2_fprs): Likewise.
24378 2016-03-11 Bernd Schmidt <bschmidt@redhat.com>
24381 * lra-remat.c (operand_to_remat): Disallow hard regs in the value t
24383 (reg_overlap_for_remat_p): Renamed from input_regno_present_p.
24384 Arguments swapped. All callers changed. Take reg_renumber into
24385 account, and Calculate and compare register ranges for hard regs.
24387 2016-03-11 Jeff Law <law@redhat.com>
24389 PR tree-optimization/70190
24390 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
24391 Handle cases where we can not extract the taken edge, even though we
24392 found a constant value.
24394 PR tree-optimization/64058
24395 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field INDEX.
24396 (num_coalesce_pairs): Move up earlier in file.
24397 (find_coalesce_pair): Initialize the INDEX field for each pair
24399 (compare_pairs): No longer sort on the elements in each pair.
24400 Instead break ties with the index of the coalesce pair.
24402 2016-03-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
24405 * config/aarch64/aarch64-protos.h
24406 (aarch64_save_restore_target_globals): New prototype.
24407 * config/aarch64/aarch64-c.c (aarch64_pragma_target_parse):
24408 Call the above when popping pragma.
24409 * config/aarch64/aarch64.c (aarch64_save_restore_target_globals):
24411 (aarch64_set_current_function): Rewrite using the above.
24413 2016-03-11 Jakub Jelinek <jakub@redhat.com>
24415 PR tree-optimization/70177
24416 * gimple-expr.h (extract_ops_from_tree_1): Renamed to ...
24417 (extract_ops_from_tree): ... this. In the 2 argument
24418 overload remove _1 suffix.
24419 * gimple-expr.c (extract_ops_from_tree_1): Renamed to ...
24420 (extract_ops_from_tree): ... this.
24421 * gimple.c (gimple_build_assign, gimple_assign_set_rhs_from_tree):
24423 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
24424 * tree-ssa-forwprop.c (defcodefor_name): Call 3 operand
24425 extract_ops_from_tree instead of 2 operand one.
24427 2016-03-11 Alan Lawrence <alan.lawrence@arm.com>
24429 PR tree-optimization/70013
24430 * tree-sra.c (analyze_access_subtree): Also set grp_unscalarized_data
24431 for constant-pool entries.
24433 2016-03-11 Jakub Jelinek <jakub@redhat.com>
24435 PR rtl-optimization/70174
24436 * expmed.c (store_bit_field_using_insv): Use gen_lowpart_if_possible
24437 followed by gen_lowpart on force_reg instead of just gen_lowpart.
24439 PR tree-optimization/70169
24440 * tree-ssa-loop.c (gen_lsm_tmp_name): Handle FUNCTION_DECL and
24441 LABEL_DECL like VAR_DECL. Emit nothing instead of gcc_unreachable
24444 2016-03-11 Ilya Enkovich <enkovich.gnu@gmail.com>
24445 Jakub Jelinek <jakub@redhat.com>
24448 * config/i386/i386.c (scalar_chain::convert_reg): Skip uses
24449 of uninitialized values.
24451 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
24453 * config/s390/s390.md ("trunctddd2"): Turn former define_insn into
24455 ("*trunctddd2"): New pattern definition.
24456 ("trunctdsd2"): Set prep_for_short_prec rounding mode for the
24459 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
24461 * config/s390/s390.md (BFP_RND_*, DFP_RND_*): Add new constant
24462 definitions for BFP and DFP rounding modes.
24463 ("fixuns_truncdddi2", "fixuns_trunctddi2")
24464 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2")
24465 ("fix_trunc<DSF:mode><GPR:mode>2", "fix_trunc<mode>di2")
24466 ("fix_trunctf<mode>2"): Use the new constants instead of magic
24469 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
24471 * config/s390/constraints.md: Adjust comment.
24472 ("Y"): Adjust comment. Rename s390_decompose_shift_count to
24473 s390_decompose_addrstyle_without_index.
24474 * config/s390/predicates.md (shift_count_or_setmem_operand):
24475 Rename to setmem_operand.
24476 * config/s390/s390-protos.h
24477 (s390_decompose_shift_count): Rename to
24478 s390_decompose_addrstyle_without_index.
24479 * config/s390/s390.c (s390_decompose_shift_count)
24480 (s390_mem_constraint, print_shift_count_operand)
24481 (print_operand_address, print_operand): Rename
24482 s390_decompose_shift_count to
24483 s390_decompose_addrstyle_without_index and rename
24484 print_shift_count_operand to print_addrstyle_operand troughout the
24486 * config/s390/s390.md ("setmem_long_<P:mode>", "*setmem_long")
24487 ("*setmem_long_and", "*setmem_long_31z", "*setmem_long_and_31z"):
24488 Rename shift_count_or_setmem_operand to setmem_operand.
24489 * config/s390/vx-builtins.md ("vec_insert<mode>")
24490 ("vec_promote<mode>"): Replace shift_count_or_setmem_operand with
24493 2016-03-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
24496 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
24497 Handle overlapping retval and newval.
24499 2016-03-10 Nick Clifton <nickc@redhat.com>
24502 * config/aarch64/aarch64.c
24503 (aarch64_override_options_after_change_1): When forcing
24504 flag_omit_frame_pointer to be true, use a special value that can
24505 be detected if this function is called again, thus preventing
24506 flag_omit_leaf_frame_pointer from being forced to be false.
24508 2016-03-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
24510 * common/config/aarch64/aarch64-common.c (aarch64_handle_option):
24511 Set x_flag_omit_leaf_frame_pointer when handling
24512 -momit-leaf-frame-pointer.
24514 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
24517 * cgraph.c (cgraph_node::dump): Dump split_part and
24518 indirect_call_target.
24519 * cgraph.h (cgraph_node): Add indirect_call_target flag.
24520 * ipa.c (has_addr_references_p): Cleanup.
24521 (is_indirect_call_target_p): New.
24522 (walk_polymorphic_call_targets): Do not mark virtuals that may be
24523 called indirectly as local.
24524 (symbol_table::remove_unreachable_nodes): Compute indirect_call_target.
24526 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
24529 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
24530 on cxa_pure_virtual.
24532 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
24535 * tree.c (free_lang_data_in_decl): Clear visibility of TYPE_DECL.
24537 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
24540 * tree.c (need_assembler_name_p): Only record main variant type names.
24542 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
24545 * config/aarch64/aarch64.h (TARGET_FIX_ERR_A53_843419_DEFAULT):
24546 Always define to 0 or 1.
24547 (TARGET_FIX_ERR_A53_843419): New macro.
24548 * config/aarch64/aarch64-elf-raw.h
24549 (TARGET_FIX_ERR_A53_843419_DEFAULT): Update for above changes.
24550 * config/aarch64/aarch64-linux.h: Likewise.
24551 * config/aarch64/aarch64.c
24552 (aarch64_override_options_after_change_1): Do not default
24553 aarch64_nopcrelative_literal_loads to true if Cortex-A53 erratum
24555 (aarch64_attributes): Handle fix-cortex-a53-843419.
24556 (aarch64_can_inline_p): Likewise.
24557 * config/aarch64/aarch64.opt (aarch64_fix_a53_err843419): Save.
24559 2016-03-10 Alan Lawrence <alan.lawrence@arm.com>
24560 Jakub Jelinek <jakub@redhat.com>
24562 * common.opt (funconstrained-commons, flag_unconstrained_commons): New.
24563 * tree.c (array_at_struct_end_p): Do not limit to size of decl for
24564 DECL_COMMONS if flag_unconstrained_commons is set.
24565 * tree-dfa.c (get_ref_base_and_extent): Likewise.
24566 * doc/invoke.texi (Optimize Options): Add -funconstrained-commons.
24567 (funconstrained-commons): Document.
24569 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
24571 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add
24572 aarch64-fusion-pairs.def and aarch64-tuning-flags.def
24574 2016-03-10 Ilya Enkovich <enkovich.gnu@gmail.com>
24576 * tree-vect-stmts.c (vectorizable_mask_load_store): Check mask
24577 has a proper number of elements.
24579 2016-03-10 Alan Modra <amodra@gmail.com>
24581 PR rtl-optimization/69195
24582 PR rtl-optimization/47992
24583 * ira.c (recorded_label_ref): Delete.
24584 (update_equiv_regs): Return void.
24585 (indirect_jump_optimize): New function.
24586 (ira): Call indirect_jump_optimize and delete_trivially_dead_insns
24587 before regstat_compute_ri. Don't rebuild_jump_labels here.
24588 Delete update_regstat.
24590 2016-03-10 Richard Biener <rguenther@suse.de>
24592 PR tree-optimization/70128
24593 * tree-ssa-structalias.c (set_uids_in_ptset): Set
24594 vars_contains_nonlocal for any FUNCTION_DECL or LABEL_DECL.
24596 2016-03-09 Jakub Jelinek <jakub@redhat.com>
24598 PR tree-optimization/70152
24599 * tree-sra.c (replace_removed_params_ssa_names): Copy over
24600 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from old_name to new_name.
24603 * config/i386/i386.md (truncdfsf2 splitter): Use gen_vec_concatv2df
24604 instead of gen_sse2_loadlpd.
24605 * config/i386/sse.md (*vec_concatv2df): Rename to...
24606 (vec_concatv2df): ... this.
24608 PR tree-optimization/70127
24609 * fold-const.c (operand_equal_p): Revert the 2015-10-28 change.
24611 2016-03-09 David Malcolm <dmalcolm@redhat.com>
24615 * diagnostic-show-locus.c (compatible_locations_p): New function.
24616 (layout::layout): Sanitize ranges using compatible_locations_p.
24618 2016-03-09 David Malcolm <dmalcolm@redhat.com>
24622 * diagnostic-show-locus.c (layout_range::layout_range): Replace
24623 location_range param with three const expanded_locations * and a
24625 (layout::layout): Replace call to
24626 rich_location::lazily_expand_location with get_expanded_location.
24627 Extract the range and perform location expansion here, passing
24628 the results to the layout_range ctor.
24629 * diagnostic.c (source_range::debug): Delete.
24630 * diagnostic.h (diagnostic_expand_location): Reimplement in terms
24631 of rich_location::get_expanded_location.
24632 * gcc-rich-location.c (get_range_for_expr): Delete.
24633 (gcc_rich_location::add_expr): Reimplement to avoid the
24634 rich_location::add_range overload that took a location_range,
24635 passing a location_t instead.
24637 2016-03-09 Richard Biener <rguenther@suse.de>
24638 Jakub Jelinek <jakub@redhat.com>
24640 PR tree-optimization/70138
24641 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
24642 Also skip vect_double_reduction_def.
24644 2016-03-09 Jakub Jelinek <jakub@redhat.com>
24647 * config/i386/sse.md (*vec_extract<mode>): Use %0 instead of %k0
24648 if the operand is "m".
24650 2016-03-09 Nathan Sidwell <nathan@acm.org>
24652 * config/nvptx/nvptx.c (nvptx_option_override): Don't kill debug level.
24654 2016-03-09 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
24656 * config/i386/i386.c (processor_target_table): Fix cost table
24657 intialization order for znver1.
24659 2016-03-08 Jakub Jelinek <jakub@redhat.com>
24661 * ipa-polymorphic-call.c (walk_ssa_copies): Fix spelling
24662 - becuase -> because.
24663 * ipa-reference.c (ignore_module_statics): Likewise.
24664 * cgraph.c (cgraph_node::get_body): Likewise.
24665 * ipa-inline.c (early_inliner): Likewise.
24666 * ipa-devirt.c (types_same_for_odr): Likewise.
24667 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
24668 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Likewise.
24670 2016-03-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
24672 * tree-ssa-math-opts.c: Fix typo in comment.
24674 2016-03-08 Jakub Jelinek <jakub@redhat.com>
24677 * config/i386/i386.c (scalar_chain::make_vector_copies,
24678 scalar_chain::convert_reg): Call end_sequence in between
24679 get_insns and emit_conversion_insns rather than after both
24682 2016-03-07 Uros Bizjak <ubizjak@gmail.com>
24685 * config/i386/i386.h (machine_function): Add
24686 pc_thunk_call_expanded flag.
24687 (ix86_pc_thunk_call_expanded): New define.
24688 * config/i386/i386.md (set_got, set_got_labelled): New expanders.
24689 (*set_got): Rename insn pattern from set_got.
24690 (*set_got_labelled): Rename inst pattern from set_got_labelled.
24691 * config/i386/i386.c (ix86_compute_frame_layout): Use
24692 ix86_pc_thunk_call_expanded to prevent red-zone.
24694 2016-03-07 Martin Jambor <mjambor@suse.cz>
24696 * hsa.h (hsa_get_ctor_statements): Declare.
24697 (hsa_get_dtor_statements): Likewise.
24698 (hsa_get_kernel_dispatch_type): Likewise.
24699 * hsa.c (hsa_get_ctor_statements): New function.
24700 (hsa_get_dtor_statements): Likewise.
24701 (hsa_get_kernel_dispatch_type): Likewise.
24702 * hsa-brig.c (hsa_cdtor_statements): Removed.
24703 (hsa_output_libgomp_mapping): Use hsa_get_ctor_statements and
24704 hsa_get_dtor_statements.
24705 * hsa-gen.c (hsa_kernel_dispatch_type): Removed.
24706 (get_hsa_kernel_dispatch_offset): Use hsa_get_kernel_dispatch_type.
24708 2016-03-07 Andre Vieira <andre.simoesdiasvieira@arm.com>
24710 * config/arm/arm-cores.def (cortex-r8): New.
24711 * config/arm/arm-tables.opt (cortex-r8): Regenerate.
24712 * config/arm/arm-tune.md: Likewise.
24713 * doc/invoke.texi: Add cortex-r8 to list of cpu values.
24715 2016-03-07 Martin Sebor <msebor@redhat.com>
24717 PR rtl-optimization/19705
24718 * doc/invoke.texi (Options That Control Optimization): Clarify
24719 -fno-branch-count-reg.
24721 2016-02-26 Richard Biener <rguenther@suse.de>
24722 Jeff Law <law@redhat.com>
24724 PR tree-optimization/69740
24725 * cfghooks.c (remove_edge): Request loop fixups if we delete
24726 an edge that might turn an irreducible loop into a natural
24728 * cfgloop.h (check_verify_loop_structure): Clear LOOPS_NEED_FIXUP.
24729 Move after definition of loops_state_clear.
24731 2016-03-07 Bin Cheng <bin.cheng@arm.com>
24733 PR rtl-optimization/69052
24734 * rtlanal.c (commutative_operand_precedence): Set higher precedence
24737 2016-03-07 Tom de Vries <tom@codesourcery.com>
24739 PR tree-optimization/70116
24740 * tree-ssa-tail-merge.c (merge_stmts_p): New function, handling
24741 is_tm_ending stmts and ubsan/asan internal functions.
24742 (find_duplicate): Use it. Don't test is_tm_ending here.
24744 2016-03-07 Richard Biener <rguenther@suse.de>
24746 PR tree-optimization/70115
24747 * tree-ssa-loop-ivcanon.c (propagate_into_all_uses): Remove.
24748 (propagate_constants_for_unrolling): Use replace_uses_by.
24750 2016-03-07 Nathan Sidwell <nathan@codesourcery.com>
24752 PR middle-end/69916
24753 * omp-low.c (struct oacc_loop): Add ifns.
24754 (new_oacc_loop_raw): Initialize it.
24755 (finish_oacc_loop): Clear mask & flags if no ifns.
24756 (oacc_loop_discover_walk): Count IFN_GOACC_LOOP calls.
24757 (oacc_loop_xform_loop): Add ifns arg & adjust.
24758 (oacc_loop_process): Adjust oacc_loop_xform_loop call.
24760 2016-03-07 Richard Henderson <rth@redhat.com>
24763 * tree-outofssa.c (emit_partition_copy): Flush pending stack adjust.
24764 (insert_value_copy_on_edge): Likewise.
24766 2016-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
24768 * config/arm/arm_neon.h: Show error if using with soft-float ABI.
24770 2016-03-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
24773 * config/i386/sol2.h (STACK_REALIGN_DEFAULT): Define.
24775 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
24777 * config/i386/i386.c (znver1_cost): Fix Multiply cost.
24779 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
24781 Fix sseimul type attribute.
24782 * config/i386/znver1.md
24783 (znver1_sseimul, znver1_sseimul_avx256, znver1_sseimul_load,
24784 znver1_sseimul_avx256_load) : Fix the type attribute.
24785 (znver1_sseimul_di, znver1_sseimul_load_di): Fix type attribute,
24786 pipe usage and latency.
24788 2016-03-05 Jakub Jelinek <jakub@redhat.com>
24791 * tree-inline.c (copy_tree_body_r): When cancelling ADDR_EXPR
24792 of INDIRECT_REF and ADDR_EXPR changed type, fold_convert it
24795 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
24798 * targhooks.c (default_vector_alignment): Limit to MAX_OFILE_ALIGNMENT.
24800 PR rtl-optimization/69941
24801 * postreload.c (reload_combine_recognize_pattern): Ensure all uses of
24802 the reg share its mode.
24804 2016-03-04 Jeff Law <law@redhat.com>
24806 PR tree-optimization/69196
24807 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
24808 If the both SSA_NAMEs are anonymous, then consider them unassociated
24809 and include the PHI in the statement count.
24811 2016-03-05 Tom de Vries <tom@codesourcery.com>
24813 * omp-low.c (check_omp_nesting_restrictions): Check for non-oacc
24814 construct in oacc routine. Check for oacc region in oacc routine.
24816 2016-03-04 Jakub Jelinek <jakub@redhat.com>
24819 * config/i386/i386.c (decide_alg): Add RECUR argument. Revert
24820 2016-02-22 changes, instead don't recurse if RECUR is already true.
24821 Don't change *dynamic_check if RECUR. Adjust recursive caller
24822 to pass true to the new argument.
24823 (ix86_expand_set_or_movmem): Adjust decide_alg caller.
24826 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
24827 <extract_type_2>_vinsert<shuffletype><extract_suf_2>_mask): Formatting
24829 (vec_set_hi_<mode><mask_name>): Likewise. Swap VEC_CONCAT operands.
24831 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
24833 PR rtl-optimization/57676
24834 * lra-assigns.c (lra_assign): Guard test for maximum iterations
24835 with flag_checking.
24837 2016-03-04 Ilya Enkovich <enkovich.gnu@gmail.com>
24839 * tree-vect-patterns.c (search_type_for_mask): Handle
24840 comparison of booleans.
24842 2016-03-04 Jakub Jelinek <jakub@redhat.com>
24844 * doc/extend.texi (__builtin_alloca, __builtin_alloca_with_align):
24848 * dwarf2out.c (prune_unused_types_walk_loc_descr): Handle
24849 all other ops that have dw_val_class_die_ref operands,
24850 and DW_OP_GNU_entry_value.
24852 2016-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
24854 PR rtl-optimization/69904
24855 * config/arm/arm.c (arm_cannot_copy_insn_p):
24856 Return true for load-exclusive instructions.
24858 2016-03-03 Jakub Jelinek <jakub@redhat.com>
24861 * tree-vect-stmts.c (vect_mark_relevant): Remove USED_IN_PATTERN
24862 argument, if STMT_VINFO_IN_PATTERN_P (stmt_info), always mark
24863 the pattern no matter if it is used just by non-pattern, pattern
24865 (process_use, vect_mark_stmts_to_be_vectorized): Adjust callers.
24866 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
24867 oprnd1 def_stmt is in pattern, don't look through it.
24869 2016-03-03 Marek Polacek <polacek@redhat.com>
24871 PR middle-end/70050
24872 * match.pd (X % -Y): Add INTEGRAL_TYPE_P check.
24874 2016-03-03 Martin Liska <mliska@suse.cz>
24876 PR tree-optimization/70043
24877 * tree-vect-loop.c (optimize_mask_stores): Move iterator to
24878 previous statement if we see a debug statement.
24880 2016-03-03 Richard Biener <rguenther@suse.de>
24882 PR tree-optimization/55936
24883 * tree-vrp.c (compare_name_with_value): Add use_equiv_p
24884 parameter and guard unsafe equivalence use.
24885 (vrp_evaluate_conditional_warnv_with_ops): Always use
24886 safe equivalences but not via the quadratic compare_names
24889 2016-03-03 Michael Collison <michael.collison@linaro.org>
24892 * config/arm/arm.md (*subsi3_carryin_const): Change predicate
24893 for operand 1 to s_register_operand. Change predicate for operand
24894 2 to arm_not_immediate_operand.
24896 2016-03-02 H.J. Lu <hongjiu.lu@intel.com>
24898 * doc/tm.texi: Regenerated.
24900 2016-03-02 Richard Henderson <rth@redhat.com>
24903 * simplify-rtx.c (simplify_plus_minus): Allow reassoc without
24904 simplification when all args are positive non-fixed registers.
24906 2016-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24908 * target.def (lra_p): Specify that new ports should use LRA.
24910 2016-03-02 Jakub Jelinek <jakub@redhat.com>
24913 * gimplify.c (gimplify_decl_expr): For decls with REFERENCE_TYPE, also
24914 gimplify_type_sizes the type they refer to.
24915 (omp_notice_variable): Handle reference vars to VLAs.
24916 * omp-low.c (lower_omp_target): Emit setup of OMP_CLAUSE_PRIVATE
24917 reference to VLA decls in the second pass instead of first pass.
24919 2016-03-02 Tom de Vries <tom@codesourcery.com>
24921 PR tree-optimization/68659
24922 * graphite-isl-ast-to-gimple.c (collect_all_ssa_names): Handle
24923 new_expr == NULL_TREE.
24924 (get_new_name): Handle ADDR_EXPR.
24926 2016-03-02 Bin Cheng <bin.cheng@arm.com>
24928 PR rtl-optimization/69052
24929 * loop-invariant.c (canonicalize_address): New function.
24930 (inv_can_prop_to_addr_use): Check validity of address expression
24931 which is canonicalized by above function.
24933 2016-03-02 Alan Modra <amodra@gmail.com>
24936 * ipa-icf.c (sem_variable::merge): Do not merge an alias with
24939 2016-03-02 Jakub Jelinek <jakub@redhat.com>
24942 * config/i386/i386.md (kmovw): Move m constraint to 2nd alternative.
24943 (*movhi_internal): Put mask moves from and to memory separately
24944 from moves from/to GPRs.
24946 2016-03-02 Richard Biener <rguenther@suse.de>
24948 * genmatch.c (dt_node::gen_kids): Fix match code-gen for embedded
24949 GENERIC expressions in GIMPLE.
24951 2016-03-02 Richard Biener <rguenther@suse.de>
24953 * config/i386/i386.c (type_natural_mode): Fix typo.
24955 2016-03-02 Nick Clifton <nickc@redhat.com>
24957 * config.gcc (mep-*-elf): Add newlib-stdint.h to tm_file.
24959 2016-03-02 Richard Biener <rguenther@suse.de>
24960 Uros Bizjak <ubizjak@gmail.com>
24963 * config/i386/i386.c (type_natural_mode): Handle XFmode vectors.
24965 2016-03-02 Richard Biener <rguenther@suse.de>
24967 PR middle-end/67278
24968 * tree-cfg.c (verify_expr): Adjust BIT_FIELD_REF case.
24970 2016-03-02 Marek Polacek <polacek@redhat.com>
24973 * gimplify.c (gimplify_va_arg_expr): Use expanded location for the
24974 "is promoted to" warning.
24976 2016-03-01 DJ Delorie <dj@redhat.com>
24978 * config.gcc: Deprecate mep-*.
24980 2016-03-01 Vladimir Makarov <vmakarov@redhat.com>
24982 PR middle-end/70025
24983 * lra-constraints.c (regno_val_use_in): New.
24984 (match_reload): Use it instead of regno_use_in.
24986 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
24988 PR rtl-optimization/70007
24989 * gcse.c (compute_ld_motion_mems): Tidy up and also invalidate memory
24990 references present in REG_EQUAL notes attached to non-SET patterns.
24992 2016-03-01 Jeff Law <law@redhat.com>
24994 PR tree-optimization/69196
24995 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
24996 Appropriately clamp the number of statements to copy when the
24997 thread path does not traverse a loop backedge.
24999 PR tree-optimization/69196
25000 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
25001 Do count some PHIs in the thread path against the insn count. Decrease
25002 final statement count by one as the control statement in the last
25003 block will get removed. Remove special cased code for handling PHIs
25006 2016-03-01 Uros Bizjak <ubizjak@gmail.com>
25009 * config/i386/i386.c (ix86_output_call_insn): Add -masm=intel
25010 asm dialect alternatives to explicit GOTPCREL calls.
25012 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
25015 * ira.c (do_reload): Issue warning for generic stack checking here...
25016 * reload1.c (reload): ...instead of here and streamline it.
25018 2016-03-01 Nick Clifton <nickc@redhat.com>
25020 * config.gcc (cr16-*-elf): Add newlib-stdint.h to tm_file.
25022 2016-03-01 Richard Biener <rguenther@suse.de>
25024 PR tree-optimization/69983
25025 * tree-chrec.c (eq_evolutions_p): Handle conversions, compare
25026 types and fall back to operand_equal_p.
25028 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
25031 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
25033 * config/s390/constraints.md ("jm8"): New constraint.
25034 * config/s390/predicates.md ("const_int_8bitset_operand"): New
25036 * config/s390/s390.md ("*setmem_long", "*setmem_long_and"): Merge
25038 ("*setmem_long<setmem_and>"): New pattern.
25039 ("*setmem_long_31z", "*setmem_long_and_31z"): Merge
25041 ("*setmem_long_31z<setmem_and>"): New pattern.
25042 * config/s390/subst.md ("setmem_31z_subst", "setmem_and_subst"):
25043 New substitution rules with the required attributes.
25046 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
25049 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
25051 * gensupport.c (process_substs_on_one_elem): Split loop to
25052 complete mark_operands_used_in_match_dup on all expressions in the
25054 (adjust_operands_numbers): Inline into process_substs_on_one_elem
25055 and remove function.
25057 2016-03-01 Richard Biener <rguenther@suse.de>
25059 PR middle-end/70022
25060 * fold-const.c (fold_indirect_ref_1): Fix range checking for
25061 vector BIT_FIELD_REF extract.
25063 2016-03-01 Richard Biener <rguenther@suse.de>
25065 PR tree-optimization/69994
25066 * tree-ssa-reassoc.c (ops_equal_values_p): Handle missing case.
25068 2016-03-01 Ilya Enkovich <enkovich.gnu@gmail.com>
25070 PR tree-optimization/69956
25071 * tree-vect-stmts.c (supportable_widening_operation): Support
25072 multi-step conversion of boolean vectors.
25073 (supportable_narrowing_operation): Likewise.
25075 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
25077 * config/s390/s390.c (s390_decompose_address): Don't accept SImode
25080 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
25082 * config/s390/subst.md (DSI_VI): New mode iterator.
25083 ("addr_style_op_subst"): Use DSI_VI instead of DSI.
25084 * config/s390/vector.md ("vec_set<mode>"): Move expander before
25085 the insn definition.
25086 ("*vec_set<mode>"): Change predicate and add alternative to
25087 support only either register or const_int operands as element
25089 ("*vec_set<mode>_plus"): New pattern to support reg + const_int
25091 ("vec_extract<mode>"): New expander.
25092 ("*vec_extract<mode>"): New insn definition supporting reg and
25093 const_int element selectors.
25094 ("*vec_extract<mode>_plus"): New insn definition supporting
25095 reg+const_int element selectors.
25096 ("rotl<mode>3", "ashl<mode>3", "ashr<mode>3"): Merge into the
25097 following expander+insn definition.
25098 ("<vec_shifts_name><mode>3"): New expander.
25099 ("*<vec_shifts_name><mode>3<addr_style_op>"): New insn definition.
25101 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
25103 * config/s390/s390.md ("*tabort_1"): Change predicate to
25104 nonmemory_operand. Add a second alternative to cover
25105 register as well as const int operands.
25106 ("*tabort_1_plus"): New pattern definition.
25108 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
25110 * config/s390/s390.md ("*ashrdi3_cc_31")
25111 ("*ashrdi3_cconly_31""*ashrdi3_cc_31_and")
25112 ("*ashrdi3_cconly_31_and", "*ashrdi3_31_and", "*ashrdi3_31"):
25113 Merge insn definitions into ...
25114 ("*ashrdi3_31<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
25115 New pattern definition.
25116 ("*ashr<mode>3_cc", "*ashr<mode>3_cconly", "ashr<mode>3", )
25117 ("*ashr<mode>3_cc_and", "*ashr<mode>3_cconly_and")
25118 ("*ashr<mode>3_and"): Merge insn definitions into ...
25119 ("*ashr<mode>3<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
25120 New pattern definition.
25121 * config/s390/subst.md ("addr_style_op_cc_subst")
25122 ("masked_op_cc_subst", "setcc_subst", "cconly_subst"): New
25123 substitutions patterns plus attributes.
25124 Add ashiftrt to SUBST iterator.
25126 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
25128 * config/s390/s390.md ("<shift><mode>3"): Change predicate of
25129 op2 to nonmemory_operand.
25130 ("*<shift>di3_31", "*<shift>di3_31_and"):
25131 Merge into single pattern definition ...
25132 ("*<shift>di3_31<addr_style_op><masked_op>"): New pattern.
25133 ("*<shift><mode>3", "*<shift><mode>3_and"): Merge into single
25134 pattern definition ...
25135 ("*<shift><mode>3<addr_style_op><masked_op>"): New pattern.
25136 * config/s390/subst.md: Add ashift and lshiftrt to SUBST
25139 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
25141 * config/s390/predicates.md (const_int_6bitset_operand): New
25143 * config/s390/s390.md: Include subst.md.
25144 ("rotl<mode>3"): New expander.
25145 ("rotl<mode>3", "*rotl<mode>3_and"): Merge insn definitions into
25147 ("*rotl<mode>3<addr_style_op><masked_op>"): New insn definition.
25148 * config/s390/subst.md: New file.
25150 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
25152 * config/s390/s390.md ("op_type", "atype", "length" attributes):
25153 Remove RRR type. It doesn't really exist.
25154 ("RRer", "f0", "v0", "vf", "vd", "op1", "Rf"): Remove mode
25156 ("BFP", "DFP", "nDSF", "nDFDI"): Add mode attributes.
25157 ("*cmp<mode>_ccs", "floatdi<mode>2", "add<mode>3")
25158 ("*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3")
25159 ("*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3")
25160 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2")
25161 ("*abs<mode>2", "*negabs<mode>2", "sqrt<mode>2"): Override
25162 `enabled' attribute.
25164 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
25166 * gensupport.c (process_substs_on_one_elem): Split loop to
25167 complete mark_operands_used_in_match_dup on all expressions in the
25169 (adjust_operands_numbers): Inline into process_substs_on_one_elem
25170 and remove function.
25172 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
25175 * config/sparc/sparc.c (NWORDS_UP): Rename to...
25176 (CEIL_NWORDS): ...this. Use CEIL macro.
25177 (compute_fp_layout): Adjust to above renaming.
25178 (function_arg_union_value): Likewise.
25179 (sparc_arg_partial_bytes): Likewise.
25180 (sparc_function_arg_advance): Likewise.
25182 2016-02-29 Jeff Law <law@redhat.com>
25184 PR tree-optimization/70005
25185 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Handle case
25186 where an object with a boolean range is compared against a value
25189 PR tree-optimization/69999
25190 * gimple-ssa-split-paths.c (split_paths): When duplicating a block
25191 with an outgoing edge marked with EDGE_IRREDUCIBLE_LOOP, schedule
25194 2016-02-29 Richard Biener <rguenther@suse.de>
25196 PR tree-optimization/69994
25197 * tree-ssa-reassoc.c (gimple_nop_conversion_p): New function.
25198 (get_unary_op): Look through nop conversions.
25199 (ops_equal_values_p): New function, look for equality diregarding
25201 (eliminate_plus_minus_pair): Use ops_equal_values_p
25202 (repropagate_negates): Do not use get_unary_op here.
25204 2016-02-29 Martin Liska <mliska@suse.cz>
25206 * system.h: Poison ENABLE_CHECKING macro.
25208 2016-02-29 Martin Liska <mliska@suse.cz>
25210 * hsa-gen.c (gen_body_from_gimple): Dump only if TDF_DETAILS
25211 is presented in dump flags.
25212 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
25213 (hsa_regalloc): Likewise.
25215 2016-02-19 Richard Biener <rguenther@suse.de>
25217 PR tree-optimization/69980
25218 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Update
25219 permutation of those we need to keep.
25221 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
25224 * config/sparc/sparc.c (ROUND_ADVANCE): Rename to...
25225 (NWORDS_UP): ...this
25226 (init_cumulative_args): Minor tweaks.
25227 (sparc_promote_function_mode): Likewise.
25228 (scan_record_type): Delete.
25229 (traverse_record_type): New function template.
25230 (classify_data_t): New structure type.
25231 (classify_registers): New inline function.
25232 (function_arg_slotno): In 64-bit mode, bail out early if FP slots are
25233 exhausted. Instantiate traverse_record_type on classify_registers and
25234 deal with the case of a structure passed in slot #15 with no FP field
25236 (assign_data_t): New structure type.
25237 (compute_int_layout): New static function.
25238 (compute_fp_layout): Likewise.
25239 (count_registers): New inline function.
25240 (assign_int_registers): New static function.
25241 (assign_fp_registers): Likewise.
25242 (assign_registers): New inline function.
25243 (function_arg_record_value_1): Delete.
25244 (function_arg_record_value_2): Likewise.
25245 (function_arg_record_value_3): Likewise.
25246 (function_arg_record_value): Adjust to above changes. Instantiate
25247 traverse_record_type on count_registers to first count the number of
25248 registers to be used and then on assign_registers to assign them.
25249 (function_arg_union_value): Adjust to above renaming.
25250 (sparc_function_arg_1); Minor tweaks. Remove commented out code.
25251 (sparc_arg_partial_bytes): Adjust to above renaming. Deal with the
25252 case of a structure passed in slot #15
25253 (sparc_function_arg_advance): Likewise.
25254 (function_arg_padding): Minor tweak.
25256 2016-02-29 Richard Biener <rguenther@suse.de>
25258 PR tree-optimization/69720
25259 * tree-vect-loop.c (get_initial_def_for_reduction): Avoid
25260 the adjustment_def path for possibly vectorized defs.
25261 (vect_create_epilog_for_reduction): Handle vectorized initial
25264 2016-02-28 Eric Botcazou <ebotcazou@adacore.com>
25266 * config/i386/cygming.h (STACK_REALIGN_DEFAULT): Define.
25268 2016-02-27 Jeff Law <law@redhat.com>
25271 2016-02-26 Richard Biener <rguenther@suse.de>
25272 Jeff Law <law@redhat.com>
25274 PR tree-optimization/69740
25275 * cfghooks.c (remove_edge): Request loop fixups if we delete
25276 an edge that might turn an irreducible loop into a natural
25279 2016-02-27 Jakub Jelinek <jakub@redhat.com>
25281 PR rtl-optimization/69896
25282 * tree-vect-generic.c (get_compute_type): Avoid single element
25285 2016-02-26 Evandro Menezes <e.menezes@samsung.com>
25287 Rename the AArch64 tuning option and related functions to enable the
25288 Newton series for the reciprocal square root to reflect its
25289 approximative characteristic.
25291 * config/aarch64/aarch64-protos.h (aarch64_emit_swrsqrt): Rename
25292 function to "aarch64_emit_approx_rsqrt".
25293 * config/aarch64/aarch64-tuning-flags.def: Rename tuning flag to
25294 AARCH64_EXTRA_TUNE_APPROX_RSQRT.
25295 * config/aarch64/aarch64.c (exynosm1_tunigs): Use new flag name.
25296 (xgene1_tunings): Likewise.
25297 (use_rsqrt_p): Likewise.
25298 (aarch64_emit_swrsqrt): Use new function name.
25299 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_*): Likewise.
25300 * config/aarch64/aarch64.opt (mlow-precision-recip-sqrt): Reword the
25301 text explaining this option.
25302 * doc/invoke.texi (-mlow-precision-recip-sqrt): Likewise.
25304 2016-02-26 Jakub Jelinek <jakub@redhat.com>
25307 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
25308 complain about -mallow-movmisalign without -mvsx if
25309 TARGET_ALLOW_MOVMISALIGN was not set explicitly.
25311 2016-02-26 Joel Sherrill <joel@rtems.org>
25313 * config.gcc: Add x86_64-*-rtems*.
25314 * config/i386/rtems-64.h: New file.
25316 2016-02-26 Joel Sherrill <joel@rtems.org>
25318 * config.gcc: Add aarch64-*-rtems*.
25319 * config/aarch64/rtems.h: New file.
25321 2016-02-26 Segher Boessenkool <segher@kernel.crashing.org>
25324 * config/rs6000/rs6000.c (rs6000_insn_for_shift_mask): Print rlwinm
25325 shift amount using %h. Add comment.
25327 2016-02-26 Richard Biener <rguenther@suse.de>
25328 Jeff Law <law@redhat.com>
25330 PR tree-optimization/69740
25331 * cfghooks.c (remove_edge): Request loop fixups if we delete
25332 an edge that might turn an irreducible loop into a natural
25335 2016-02-26 Martin Jambor <mjambor@suse.cz>
25337 PR middle-end/69920
25338 * tree-sra.c (sra_modify_assign): Do not remove loads of
25339 uninitialized aggregates to SSA_NAMEs.
25341 2016-02-26 Richard Henderson <rth@redhat.com>
25344 * config/s390/s390.md (risbg and risbgn splitters): Allocate new
25345 pseudo in case the target rtx matches the source of the left
25348 2016-02-26 Martin Jambor <mjambor@suse.cz>
25351 * hsa.h (hsa_type_packed_p): Declare.
25352 * hsa.c (hsa_type_packed_p): New function.
25353 * hsa-gen.c (mem_type_for_type): Use unsigned type for packed
25355 (gen_hsa_insns_for_store): Use hsa_type_packed_p.
25356 * hsa-brig.c (emit_basic_insn): Likewise.
25358 2016-02-26 Martin Jambor <mjambor@suse.cz>
25361 * hsa-gen.c (gen_hsa_phi_from_gimple_phi): Use proper hsa type for
25363 (gen_hsa_addr): Allow integer constants in TMR_INDEX2.
25365 2016-02-26 Martin Jambor <mjambor@suse.cz>
25367 * hsa.h (is_a_helper): New overload for hsa_op_immed for
25368 hsa_op_with_type operands.
25369 (hsa_unsigned_type_for_type): Declare.
25370 * hsa.c (hsa_unsigned_type_for_type): New function.
25371 * hsa-gen.c (gen_hsa_binary_operation): Use hsa_unsigned_type_for_type.
25372 (gen_hsa_insns_for_operation_assignment): Satisfy constrains of
25373 the finalizer. Do not emit extra move.
25375 2016-02-26 Martin Jambor <mjambor@suse.cz>
25377 * hsa-gen.c (gen_hsa_ternary_atomic_for_builtin): Fail in presence of
25378 atomic operations in private segment.
25380 2016-02-26 Martin Jambor <mjambor@suse.cz>
25382 * omp-low.c (grid_find_ungridifiable_statement): Store problematic
25383 statements to wi->info. Also disallow omp simd constructs.
25384 (grid_target_follows_gridifiable_pattern): Use wi.info to dump reason
25385 for not gridifying. Dump special string for omp_for.
25387 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
25390 * config/aarch64/aarch64.c (aarch64_set_current_function):
25391 Save/restore target globals when switching to
25392 target_option_default_node.
25394 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
25397 * config/aarch64/aarch64.c (aarch64_shift_truncation_mask):
25398 Return 0 if !SHIFT_COUNT_TRUNCATED.
25400 2016-02-26 Jakub Jelinek <jakub@redhat.com>
25401 Eric Botcazou <ebotcazou@adacore.com>
25403 PR rtl-optimization/69891
25404 * dse.c (scan_insn): If we can't figure out memset arguments
25405 or they are non-constant, call clear_rhs_from_active_local_stores.
25407 2016-02-26 Martin Liska <mliska@suse.cz>
25409 * doc/extend.texi: Mention clog10, clog10f an clog10l
25410 in Builtins section.
25412 2016-02-26 Martin Liska <mliska@suse.cz>
25414 * dwarf2out.c (new_loc_descr): Replace ENABLE_CHECKING with
25416 (resolve_args_picking_1): Likewise.
25417 * dwarf2out.h (struct GTY): Likewise.
25419 2016-02-26 Martin Liska <mliska@suse.cz>
25421 * hsa-gen.c (generate_hsa): Replace ENABLE_CHECKING macro
25422 with flag_checking.
25423 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
25425 2016-02-26 Markus Trippelsdorf <markus@trippelsdorf.de>
25426 Martin Liska <mliska@suse.cz>
25428 * doc/install.texi: Mention --enable-valgrind-annotations.
25430 2016-02-26 Richard Biener <rguenther@suse.de>
25432 PR tree-optimization/69551
25433 * tree-ssa-structalias.c (get_constraint_for_ssa_var): When
25434 looking through aliases adjust DECL_PT_UID to refer to the
25435 ultimate alias target.
25437 2016-02-25 Martin Liska <mliska@suse.cz>
25439 PR middle-end/69919
25440 * alloc-pool.c (after_memory_report): New variable.
25441 * alloc-pool.h (base_pool_allocator ::release): Do not use
25442 the infrastructure if after_memory_report.
25443 * toplev.c (toplev::main): Mark after memory report.
25445 2016-02-25 Richard Biener <rguenther@suse.de>
25447 PR tree-optimization/48795
25448 * tree-vrp.c (check_array_ref): Use array_at_struct_end_p.
25450 2016-02-25 Ilya Verbin <ilya.verbin@intel.com>
25453 * config/gnu-user.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o if
25454 offloading is enabled and -fopenacc or -fopenmp is specified.
25455 (CRTOFFLOADEND): Likewise.
25456 (GNU_USER_TARGET_STARTFILE_SPEC): Add CRTOFFLOADBEGIN.
25457 (GNU_USER_TARGET_ENDFILE_SPEC): Add CRTOFFLOADEND.
25458 * lto-wrapper.c (offloadbegin, offloadend): Remove static vars.
25459 (offload_objects_file_name): New static var.
25460 (tool_cleanup): Remove offload_objects_file_name file.
25461 (find_offloadbeginend): Replace with ...
25462 (find_crtoffloadtable): ... this.
25463 (run_gcc): Remove offload_argc and offload_argv.
25464 Get offload_objects_file_name from -foffload-objects=... option.
25465 Read names of object files with offload from this file, pass them to
25466 compile_images_for_offload_targets. Don't call find_offloadbeginend and
25467 don't pass offloadbegin and offloadend to the linker. Don't pass
25468 offload non-LTO files to the linker, because now they're not claimed.
25470 2016-02-25 Jan Hubicka <hubicka@ucw.cz>
25473 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
25474 on builtin_unreachable.
25476 2016-02-25 Jakub Jelinek <jakub@redhat.com>
25478 PR rtl-optimization/69896
25479 * regcprop.c: Include cfgrtl.h.
25480 (copyprop_hardreg_forward_1): If noop_p insn uses narrower
25481 than remembered mode, either delete it (if noop_move_p), or
25482 treat like copy_p but not noop_p instruction.
25484 2016-02-24 Jakub Jelinek <jakub@redhat.com>
25487 * dwarf2out.c (gen_variable_die): Work around buggy LTO
25488 - allow NULL decl for Fortran DW_TAG_common_block variables.
25490 2016-02-24 Jason Merrill <jason@redhat.com>
25492 * common.opt (flifetime-dse): Add -flifetime-dse=1.
25494 2016-02-24 Richard Biener <rguenther@suse.de>
25495 Jakub Jelinek <jakub@redhat.com>
25497 PR middle-end/69760
25498 * tree-scalar-evolution.c (interpret_rhs_expr): Re-write
25499 conditionally executed ops to well-defined overflow behavior.
25501 2016-02-24 Jakub Jelinek <jakub@redhat.com>
25503 PR middle-end/69915
25504 * tree.c (build_vector_from_ctor): Fix handling of VECTOR_CST
25507 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
25509 PR rtl-optimization/69886
25510 * gcse.c (can_assign_to_reg_without_clobbers_p): Accept mode
25511 argument. Use it when checking validity of set instructions.
25512 (want_to_gcse_p): Pass mode to can_assign_to_reg_without_clobbers_p.
25513 (compute_ld_motion_mems): Update can_assign_to_reg_without_clobbers_p
25515 * rtl.h (can_assign_to_reg_without_clobbers_p): Update prototype.
25516 * store-motion.c (find_moveable_store): Update
25517 can_assign_to_reg_without_clobbers_p callsite.
25519 2016-02-24 Richard Biener <rguenther@suse.de>
25521 PR middle-end/68963
25522 * tree-ssa-loop-niter.c (derive_constant_upper_bound_ops): Fix
25524 (record_nonwrapping_iv): Do not fall back to the low/high bound
25525 for non-constant IV bases if the stmt is not always executed.
25527 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
25529 * config/arm/arm-cores.def (cortex-a32): New entry.
25530 * config/arm/arm-tables.opt: Regenerate.
25531 * config/arm/arm-tune.md: Regenerate.
25532 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a32.
25533 * config/arm/t-aprofile: Handle mcpu=cortex-a32.
25534 * doc/invoke.texi (ARM Options): Document cortex-a32 as value
25535 for -mcpu and -mtune.
25537 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
25540 * config/arm/arm.h (TARGET_HAVE_LPAE): Define.
25541 * config/arm/unspecs.md (VUNSPEC_LDRD_ATOMIC): New value.
25542 * config/arm/sync.md (arm_atomic_loaddi2_ldrd): New pattern.
25543 (atomic_loaddi_1): Delete.
25544 (atomic_loaddi): Rewrite expander using the above changes.
25546 2016-02-24 Jakub Jelinek <jakub@redhat.com>
25549 * params.def (PARAM_MAX_SSA_NAME_QUERY_DEPTH): Bump default from
25552 2016-02-24 Jakub Jelinek <jakub@redhat.com>
25553 Richard Biener <rguenth@suse.de>
25555 PR middle-end/69909
25556 * expr.c (expand_expr_real_1) <normal_inner_ref>: Avoid
25557 set_mem_attributes if tem is SSA_NAME which got expanded
25560 2016-02-24 Richard Biener <rguenther@suse.de>
25562 PR tree-optimization/69907
25563 * tree-vect-stmts.c (vectorizable_load): Check for gaps at the
25564 end of permutations for BB vectorization.
25566 2016-02-24 Christian Bruel <christian.bruel@st.com>
25568 * config/arm/arm-c.c (arm_option_override): Initialize
25569 target_option_current_node.
25570 * config/arm/arm.c (arm_pragma_target_parse): Replace
25571 build_target_option_node call by target_option_current_node.
25572 Set target_option_current_node.
25575 2016-02-23 David Edelsohn <dje.gcc@gmail.com>
25578 * config/rs6000/rs6000.md (zero_extendqi<mode>2_dot): Convert from
25579 define_insn_and_split to define_insn.
25580 (zero_extendqi<mode>2_dot2): Same.
25581 (extendqi<mode>2_dot): Same.
25582 (extendqi<mode>2_dot2): Same.
25584 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
25586 * config/arm/exynos-m1.md: Change cost of STP, fix bypass for stores
25587 and add bypass for AES{D,E} and AESMC pairs.
25588 * config/aarch64/aarch64.c (exynosm1_tunings): Enable fusion of AES{D,E}
25591 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
25593 * config/aarch64/aarch64.c (exynosm1_tunings): Enable the Newton
25594 series for reciprocal square root in Exynos M1.
25596 2016-02-23 Martin Sebor <msebor@redhat.com>
25599 * doc/extend.texi (Other Builtins): Document __builtin_alloca and
25600 __builtin_alloca_with_align.
25602 2016-02-23 Richard Henderson <rth@redhat.com>
25604 * config/i386/i386-c.c (ix86_target_macros): Remove __SEG_TLS.
25605 (ix86_register_pragmas): Remove __seg_tls.
25606 * config/i386/i386-protos.h (ADDR_SPACE_SEG_TLS): Remove.
25607 * config/i386/i386.c (ix86_print_operand_address_as): Don't handle it.
25608 (ix86_addr_space_subset_p, TARGET_ADDR_SPACE_SUBSET_P): Remove.
25609 (ix86_addr_space_convert, TARGET_ADDR_SPACE_CONVERT): Remove.
25610 (ix86_addr_space_debug, TARGET_ADDR_SPACE_DEBUG): Remove.
25611 * doc/extend.texi (__seg_tls): Remove item.
25613 2016-02-23 Richard Biener <rguenther@suse.de>
25615 * alloc-pool.h (struct allocation_object): Make id member
25616 conditional on CHECKING_P again.
25617 (get_instance): Adjust.
25618 (base_pool_allocator): Likewise.
25620 2016-02-23 Thomas Schwinge <thomas@codesourcery.com>
25622 * tree-parloops.c (create_parallel_loop, gen_parallel_loop)
25623 (parallelize_loops): In OpenACC kernels mode, set n_threads to
25625 (pass_parallelize_loops::gate): In OpenACC kernels mode, gate on
25627 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
25629 2016-02-23 Richard Biener <rguenther@suse.de>
25631 * mem-stats.h (struct mem_usage): Use PRIu64 for printing size_t.
25632 * bitmap.h (struct bitmap_usage): Likewise.
25633 (bitmap_move): Declare.
25634 * bitmap.c (register_overhead): Take size_t argument.
25635 (bitmap_move): New function.
25636 * df-problems.c (df_rd_transfer_function): Use bitmap_move
25637 to properly account overhead.
25638 * tree.c (free_node): Use tree_size.
25640 2016-02-23 Jakub Jelinek <jakub@redhat.com>
25643 * fold-const.c (fold_truth_not_expr): Propagate TREE_NO_WARNING
25644 when inverting comparison.
25647 * common.opt (Wunreachable-code): Add Warning flag.
25649 2016-02-23 Mark Wielaard <mjw@redhat.com>
25650 Jakub Jelinek <jakub@redhat.com>
25653 * cgraphunit.c (check_global_declaration): Check main_input_filename
25654 and DECL_SOURCE_FILE are not NULL.
25656 2016-02-23 Martin Jambor <mjambor@suse.cz>
25658 PR tree-optimization/69666
25659 * tree-sra.c (sra_modify_assign): Do not attempt to create
25660 default_def replacements for unscalarizable regions.
25662 2016-02-20 Mark Wielaard <mjw@redhat.com>
25665 * cgraphunit.c (check_global_declaration): Check level of
25666 warn_unused_const_variable and main_input_filename.
25667 * doc/invoke.texi (Warning Options): Add -Wunused-const-variable=.
25668 (-Wunused-variable): For C implies -Wunused-const-variable=1.
25669 (-Wunused-const-variable): Explain levels 1 and 2.
25671 2016-02-22 Jakub Jelinek <jakub@redhat.com>
25674 * config/i386/i386.c (decide_alg): Ensure we don't recurse with
25675 identical arguments. Formatting and spelling fixes.
25678 * doc/md.texi (ashl@var{m}3): Document that mode of operand 2 must
25683 * config/m68k/t-opts (OPTIONS_H_EXTRA): Add m68k-microarchs.def
25684 and m68k-devices.def.
25685 * config/c6x/t-c6x (OPTIONS_H_EXTRA): Add c6x-isas.def.
25686 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add aarch64-arches.def.
25688 2016-02-22 Cesar Philippidis <cesar@codesourcery.com>
25690 * config/nvptx/nvptx.c (nvptx_gen_shuffle): Add support for QImode
25691 and HImode registers.
25693 2016-02-22 Richard Biener <rguenther@suse.de>
25695 PR tree-optimization/69882
25696 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Properly
25697 preserve permutations present because of gaps.
25698 (vect_supported_load_permutation_p): Always continue checking
25699 permutations after vect_attempt_slp_rearrange_stmts.
25701 2016-02-22 Bin Cheng <bin.cheng@arm.com>
25703 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Dump
25704 min_profitable_estimate, rather than min_profitable_iters.
25706 2016-02-22 Jakub Jelinek <jakub@redhat.com>
25709 * config/m68k/m68k.md (ashldi3, ashrdi3, lshrdi3): Use
25710 SImode for last match_operand.
25712 2016-02-22 Martin Liska <mliska@suse.cz>
25714 * hsa-gen.c (gen_hsa_clrsb): In case of zero value,
25715 return bitsize - 1 as the return value.
25717 2016-02-22 Oleg Endo <olegendo@gcc.gnu.org>
25721 * config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p):
25722 Handle negative shift counts.
25723 * config/sh/sh.md (ashlsi3, lshrsi3_n, lshrsi3_n_clobbers_t): Don't use
25724 force_reg on the shift constant.
25725 (lshrsi3): Likewise. Expand into lshrsi3_n* instead of lshrsi3_d.
25726 (lshrsi3_d): Handle negative shift counts.
25728 2016-02-22 Richard Biener <rguenther@suse.de>
25729 Tom de Vries <tom@codesourcery.com>
25731 * graph.c: Include dumpfile.h.
25732 (print_graph_cfg): Split into three overloads.
25733 * gdbhooks.py (class DotFn): Add and instantiate, adding command dot-fn.
25735 2016-02-22 Tom de Vries <tom@codesourcery.com>
25737 * gdbhooks.py (class DumpFn): Add and instantiate, adding command
25740 2016-02-22 Richard Biener <rguenther@suse.de>
25743 * ipa-inline-transform.c (inline_call): When not updating
25744 overall summaries adjust self size by the growth estimate.
25745 * ipa-inline.c (inline_to_all_callers_1): Add to the callers
25746 hash-set, do not update overall summaries here. Renamed from ...
25747 (inline_to_all_callers): ... this which is now wrapping the
25748 above and performing delayed overall summary update.
25749 (early_inline_small_functions): Delay updating of the overall
25752 2016-02-21 Markus Trippelsdorf <markus@trippelsdorf.de>
25754 * tree-chkp.c (chkp_mark_invalid_bounds_walker): Initialize
25757 2016-02-19 Jakub Jelinek <jakub@redhat.com>
25760 * gcc.c (LINK_COMMAND_SPEC, GOMP_SELF_SPECS): Use
25761 :%* in %:gt() argument.
25762 (greater_than_spec_func): Adjust for expecting only numbers,
25763 if there are more than two numbers, compare the last two.
25765 2016-02-19 Jonathan Wakely <jwakely@redhat.com>
25767 * doc/invoke.texi (C++ Dialect Options): Clarify interaction of
25768 -Wnarrowing with -std.
25770 2016-02-19 Jakub Jelinek <jakub@redhat.com>
25773 * expr.c (store_field): Don't use bit-field path if exp is
25774 COMPONENT_REF with TREE_ADDRESSABLE type, where TYPE_SIZE is
25775 different from bitsize, but DECL_SIZE of FIELD_DECL is bitsize
25776 and the assignment can be performed by bitwise copy. Formatting
25779 PR middle-end/69838
25780 * lra.c (lra_process_new_insns): If non-call exceptions are enabled,
25781 call copy_reg_eh_region_note_forward on before and/or after sequences
25782 and remove note from insn if it no longer can throw.
25785 * config/i386/sse.md (VI_512): Only include V64QImode and V32HImode
25786 if TARGET_AVX512BW.
25788 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
25790 * config/s390/vector.md: Add missing commutative operand markers
25791 to the patterns which qualify for one.
25792 * config/s390/vx-builtins.md: Likewise.
25794 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
25796 * config/s390/vector.md (VI, VI_QHS): Add single element vector
25797 types to mode iterators.
25798 (vec_double): ... and mode attribute.
25799 * config/s390/vx-builtins.md (non_vec_int): Likewise.
25801 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
25803 * config/s390/vector.md ("<ti*>add<mode>3", "<ti*>sub<mode>3"):
25804 Change the predicate of op2 from nonimmediate to general and let
25805 reload fix it if necessary.
25807 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
25809 * config/s390/vecintrin.h (vec_sub_u128): Define missing macro.
25811 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
25813 * config/s390/s390.c (s390_expand_vcond): Use the compare operand
25816 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
25818 * config/s390/s390-protos.h: Add s390_expand_vec_movstr prototype.
25819 * config/s390/s390.c (s390_expand_vec_movstr): New function.
25820 * config/s390/s390.md ("movstr<P:mode>"): Call
25821 s390_expand_vec_movstr.
25823 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
25825 * config/s390/s390.md: Add missing output modifier for operand 1
25826 to print it as address properly.
25828 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
25830 * config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*.
25831 * config/s390/2964.md: New file.
25832 * config/s390/s390.c (s390_get_sched_attrmask): Use the right set
25833 of insn grouping attributes depending on the CPU level.
25834 (s390_get_unit_mask): New function.
25835 (s390_sched_score): Remove the OOO from the scheduling macros.
25836 Add loop to calculate a score for the instruction mix.
25837 (s390_sched_reorder): Likewise plus improve debug output.
25838 (s390_sched_variable_issue): Rename macros as above. Calculate
25839 the unit distances after actually scheduling an insn. Improve
25841 (s390_sched_init): Clear last_scheduled_unit_distance array.
25842 * config/s390/s390.md: Include 2964.md.
25844 2016-02-18 Jakub Jelinek <jakub@redhat.com>
25847 * config/i386/sse.md (*<floatsuffix>floatv2div2sf2_mask_1,
25848 *avx512vl_<code>v2div2qi2_mask_1, *avx512vl_<code><mode>v4qi2_mask_1,
25849 *avx512vl_<code><mode>v8qi2_mask_1, *avx512vl_<code><mode>v4hi2_mask_1,
25850 *avx512vl_<code>v2div2hi2_mask_1, *avx512vl_<code>v2div2si2_mask_1,
25851 *avx512f_<code>v8div16qi2_mask_1): New insns.
25853 2016-02-18 Michael Meissner <meissner@linux.vnet.ibm.com>
25856 * config/rs6000/predicates.md (fusion_gpr_addis): Revert
25859 * config/rs6000/rs6000.md (fusion_gpr_load_<mode>): Remove
25860 earlyclobber from target. Use wF constraint for fused memory
25862 (fusion_gpr_<P:mode>_<GPR_FUSION:mode>_load): Likewise.
25864 2016-02-18 Jakub Jelinek <jakub@redhat.com>
25865 Martin Liska <mliska@suse.cz>
25868 * cfgexpand.c (asan_sanitize_stack_p): New function.
25869 (partition_stack_vars): Use the function.
25870 (expand_stack_vars): Likewise.
25871 (defer_stack_allocation): Likewise.
25872 (expand_used_vars): Likewise.
25874 2016-02-18 Richard Biener <rguenther@suse.de>
25876 PR middle-end/69553
25877 * fold-const.c (operand_equal_p): Properly compare offsets for
25878 IMAGPART_EXPR and ARRAY_REF.
25880 2016-02-18 Nick Clifton <nickc@redhat.com>
25884 * config/arm/arm.c (arm_option_override_internal): Disable
25885 interworking if the target does not support thumb instructions.
25886 (arm_reload_in_hi): Handle the case where a register to register
25887 move needs reloading because there is no simple pattern to handle
25889 (arm_reload_out_hi): Likewise.
25891 2016-02-18 Richard Biener <rguenther@suse.de>
25893 PR middle-end/69854
25894 * match.pd: Don't use fold_binary or fold_unary for folding
25897 2016-02-17 Jakub Jelinek <jakub@redhat.com>
25900 * gimplify.c (gimplify_cond_expr): Call gimple_set_no_warning
25901 on the cond_stmt from TREE_NO_WARNING on COND_EXPR_COND.
25902 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Don't
25903 warn on gimple_no_warning_p statements.
25905 2016-02-17 Jonathan Wakely <jwakely@redhat.com>
25907 * doc/extend.texi (C++ Attributes): Correct description of
25908 warn_unused type attribute.
25910 2016-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
25912 * config/rs6000/altivec.md (*altivec_lvxl_<mode>_internal): Output
25913 correct instruction.
25915 2016-02-17 Richard Biener <rguenther@suse.de>
25917 PR rtl-optimization/69609
25918 * bb-reorder.c (struct bbro_basic_block_data): Add priority member.
25919 (find_traces_1_round): When ending a trace update cached priority
25921 (bb_to_key): Use cached priority when available.
25922 (copy_bb): Initialize cached priority.
25923 (reorder_basic_blocks_software_trace_cache): Likewise.
25925 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
25928 * config/aarch64/predicates.md (aarch64_comparison_operator_mode):
25930 (aarch64_comparison_operator): Break overly long line into two.
25931 (aarch64_comparison_operation): Likewise.
25932 * config/aarch64/aarch64.md (cstorecc4): Use
25933 aarch64_comparison_operator_mode instead of
25934 aarch64_comparison_operator.
25935 (cstore<mode>4): Likewise.
25936 (aarch64_cstore<mode>): Likewise.
25937 (*cstoresi_insn_uxtw): Likewise.
25938 (cstore<mode>_neg): Likewise.
25939 (*cstoresi_neg_uxtw): Likewise.
25941 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
25944 * config/arm/predicates.md (arm_comparison_operator_mode):
25946 * config/arm/arm.md (*mov_scc): Use arm_comparison_operator_mode
25947 instead of arm_comparison_operator.
25948 (*mov_negscc): Likewise.
25949 (*mov_notscc): Likewise.
25950 * config/arm/thumb2.md (*thumb2_mov_scc): Likewise.
25951 (*thumb2_mov_negscc): Likewise.
25952 (*thumb2_mov_negscc_strict_it): Likewise.
25953 (*thumb2_mov_notscc): Likewise.
25954 (*thumb2_mov_notscc_strict_it): Likewise.
25956 2016-02-17 Wilco Dijkstra <wdijkstr@arm.com>
25958 * config/aarch64/aarch64.c (aarch64_internal_mov_immediate):
25959 Add missing return.
25961 2016-02-17 Eric Botcazou <ebotcazou@adacore.com>
25963 * config/visium/visium.c (machine_libfunc_index): New enum.
25964 (machine_libfuncs): New structure.
25965 (visium_libfuncs): New static variable.
25966 (TARGET_INIT_LIBFUNCS): Define to...
25967 (visium_init_libfuncs): ...this. New function.
25968 (expand_block_move_4): Use the appropriate libfunc.
25969 (expand_block_move_2): Likewise.
25970 (expand_block_move_1): Likewise.
25971 (expand_block_set_4): Likewise.
25972 (expand_block_set_2): Likewise.
25973 (expand_block_set_1): Likewise.
25974 (visium_trampoline_init): Likewise.
25976 2016-02-17 Nick Clifton <nickc@redhat.com>
25978 * config/msp430/msp430.c (msp430_mcu_data): Sync with data from
25979 TI's devices.csv file as of March 2016.
25981 2016-02-16 Kelvin Nilsen <kelvin@gcc.gnu.org>
25984 * opts-global.c (handle_common_deferred_options): Introduce and
25985 initialize two global variables to remember command-line options
25986 specifying a stack-limiting register.
25987 * opts.h: Add extern declarations of the two new global variables.
25988 * emit-rtl.c (init_emit_once): Initialize the stack_limit_rtx
25989 variable based on the values of the two new global variables.
25991 2016-02-16 Jakub Jelinek <jakub@redhat.com>
25994 * common.opt (Wnonnull-compare): New warning.
25995 * doc/invoke.texi (-Wnonnull): Remove text about comparison
25996 of arguments against NULL.
25997 (-Wnonnull-compare): Document.
25998 * Makefile.in (OBJS): Add gimple-ssa-nonnull-compare.o.
25999 * tree-pass.h (make_pass_warn_nonnull_compare): Declare.
26000 * passes.def (pass_warn_nonnull_compare): Add.
26001 * gimple-ssa-nonnull-compare.c: New file.
26003 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
26005 * config/aarch64/aarch64.c (cortexa57_tunings): Remove
26006 AARCH64_EXTRA_TUNE_RECIP_SQRT.
26008 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
26010 * config/aarch64/aarch64.c (use_rsqrt_p): Always use software
26011 reciprocal sqrt for -mlow-precision-recip-sqrt.
26013 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
26014 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
26016 * config/aarch64/aarch64.c (aarch64_expand_vector_init): Refactor,
26017 always use lane loads to construct non-constant vectors.
26019 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
26021 * config/aarch64/aarch64.md
26022 (arch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Fix register
26023 constraints for operand 3.
26024 (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise.
26026 2016-02-16 Jakub Jelinek <jakub@redhat.com>
26027 Richard Biener <rguenther@suse.de>
26029 PR tree-optimization/69820
26030 * tree-vect-patterns.c (type_conversion_p): Return false if
26031 *orig_type is unsigned single precision or boolean.
26032 (vect_recog_dot_prod_pattern, vect_recog_widen_mult_pattern):
26035 2016-02-16 Jakub Jelinek <jakub@redhat.com>
26037 PR rtl-optimization/69764
26038 PR rtl-optimization/69771
26039 * optabs.c (expand_binop): Ensure for shift optabs invalid CONST_INT
26040 op1 is valid for GET_MODE_INNER (mode) and force it into a reg.
26042 2016-02-16 Richard Biener <rguenther@suse.de>
26044 PR tree-optimization/69776
26045 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Get alias
26047 (indirect_refs_may_alias_p): Likewise.
26048 (refs_may_alias_p_1): Pass alias sets as from ao_ref.
26049 * tree-ssa-sccvn.c (vn_reference_lookup): Also adjust vr alias-set
26050 according to tbaa_p.
26051 * tree-ssa-dom.c (lookup_avail_expr): Add tbaa_p flag.
26052 (optimize_stmt): For redundant store discovery do not allow tbaa.
26054 2016-02-16 Bernd Schmidt <bschmidt@redhat.com>
26056 PR tree-optimization/69714
26057 * tree-ssa-math-opts.c (find_bswap_or_nop): Revert previous change.
26058 Return NULL if we have irrelevant high bytes on BIG_ENDIAN.
26060 2016-02-16 Claudiu Zissulescu <claziss@synopsys.com>
26062 * config/arc/arc-modes.def (CC_FPU, CC_FPU_UNEQ): New modes.
26063 * config/arc/arc-opts.h (FPU_SP, FPU_SF, FPU_SC, FPU_SD, FPU_DP)
26064 (FPU_DF, FPU_DC, FPU_DD, FXP_DP): Define.
26065 * config/arc/arc.c (arc_init): Check FPU options.
26066 (get_arc_condition_code): Handle new CC_FPU* modes.
26067 (arc_select_cc_mode): Likewise.
26068 (arc_conditional_register_usage): Allow 64 bit datum into even-odd
26069 register pair only. Allow access for ARCv2 accumulator.
26070 (gen_compare_reg): Whenever we have FPU support use FPU compare
26072 (arc_reorg): Don't generate brcc insns when FPU compare
26073 instructions are involved.
26074 * config/arc/arc.h (TARGET_DPFP): Add TARGET_FP_DPAX condition.
26075 (TARGET_OPTFPE): Add condition when ARC EM can use optimized
26076 floating point emulation.
26077 (ACC_REG_FIRST, ACC_REG_LAST, ACCL_REGNO, ACCH_REGNO): Define.
26078 (REVERSE_CONDITION): Add new CC_FPU* modes.
26079 (TARGET_FP_SP_BASE): Define.
26080 (TARGET_FP_DP_BASE): Likewise.
26081 (TARGET_FP_SP_FUSED): Likewise.
26082 (TARGET_FP_DP_FUSED): Likewise.
26083 (TARGET_FP_SP_CONV): Likewise.
26084 (TARGET_FP_DP_CONV): Likewise.
26085 (TARGET_FP_SP_SQRT): Likewise.
26086 (TARGET_FP_DP_SQRT): Likewise.
26087 (TARGET_FP_DP_AX): Likewise.
26088 * config/arc/arc.md (ARCV2_ACC): New constant.
26089 (type): New fpu type attribute.
26090 (SDF): Conditional iterator.
26091 (cstore<mode>, cbranch<mode>): Change expand condition.
26092 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3): New expands,
26093 handles FPU/FPX cases as well.
26094 * config/arc/arc.opt (mfpu): New option.
26095 * config/arc/fpx.md (addsf3_fpx, subsf3_fpx, mulsf3_fpx):
26097 (adddf3, muldf3, subdf3): Removed.
26098 * config/arc/predicates.md (proper_comparison_operator): Recognize
26100 * config/arc/fpu.md: New file.
26101 * doc/invoke.texi (ARC Options): Document mfpu option.
26103 2016-02-16 Richard Biener <rguenther@suse.de>
26105 PR rtl-optimization/69291
26106 * ifcvt.c (noce_try_store_flag_constants): Re-instantiate
26107 noce_operand_ok check.
26109 2016-02-16 Tom de Vries <tom@codesourcery.com>
26112 * omp-low.c (simd_clone_create): Remove call to
26113 symtab->call_cgraph_insertion_hooks.
26115 2016-02-16 Jakub Jelinek <jakub@redhat.com>
26117 PR tree-optimization/69802
26118 * tree-ssa-reassoc.c (update_range_test): If op is
26119 SSA_NAME_IS_DEFAULT_DEF, give up unless tem is a positive
26120 op == 1 test of precision 1 integral op, otherwise handle
26121 that case as op itself. Fix up formatting.
26122 (optimize_range_tests_to_bit_test, optimize_range_tests): Fix
26125 2016-02-16 Richard Biener <rguenther@suse.de>
26127 PR tree-optimization/69586
26128 * tree-vrp.c (register_edge_assert_for_2): Handle all integral
26129 types for conversion sources.
26131 2016-02-16 Richard Biener <rguenther@suse.de>
26133 PR middle-end/69801
26134 * fold-const.c (operand_equal_p): For COND_EXPR zero operand
26135 mask OEP_ADDRESS_OF.
26137 2016-02-16 Alan Modra <amodra@gmail.com>
26140 * config/rs6000/rs6000.md (reload_vsx_from_gprsf): Rewrite splitter.
26141 (p8_mtvsrd_df, p8_mtvsrd_sf): New.
26142 (p8_mtvsrd_1, p8_mtvsrd_2): Delete.
26144 (p8_mtvsrwz_1, p8_mtvsrwz_2): Delete.
26145 (p8_xxpermdi_<mode>): Take two DF inputs rather than one TF.
26146 (p8_fmrgow_<mode>): Likewise.
26147 (reload_vsx_from_gpr<mode>): Make clobber IF. Adjust for above
26149 (reload_fpr_from_gpr<mode>): Similarly. Use "d" for op0 constraint.
26150 (reload_vsx_from_gprsf): Use p8_mtvsrd_sf rather than attempting
26151 to use movdi_internal64. Remove op0_di.
26152 * config/rs6000/vsx.md (vsx_xscvspdpn_directmove): Make op1 SFmode.
26154 2016-02-15 Evandro Menezes <e.menezes@samsung.com>
26156 Add support for the FCCMP insn types
26158 * config/aarch64/aarch64.md (fccmp): Change insn type.
26159 (fccmpe): Likewise.
26160 * config/aarch64/thunderx.md (thunderx_fcmp): Add "fccmp{s,d}" types.
26161 * config/arm/cortex-a53.md (cortex_a53_fpalu): Likewise.
26162 * config/arm/cortex-a57.md (cortex_a57_fp_cmp): Likewise.
26163 * config/arm/xgene1.md (xgene1_fcmp): Likewise.
26164 * config/arm/exynos-m1.md (exynos_m1_fp_ccmp): New insn reservation.
26165 * config/arm/types.md (fccmps): Add new insn type.
26166 (fccmpd): Likewise.
26168 2016-02-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
26170 * alias.c (get_alias_set): Fix a typo in comment.
26172 2016-02-15 Richard Biener <rguenther@suse.de>
26174 PR tree-optimization/69595
26175 * match.pd: Complete range test simplification to true.
26177 2016-02-15 Bernd Schmidt <bschmidt@redhat.com>
26179 PR rtl-optimization/69648
26180 * lra-constraints.c (update_ebb_live_info): Don't remove sets of
26181 pic_offset_table_rtx.
26183 PR rtl-optimization/69752
26184 * ira.c (update_equiv_regs): When looking for more than a single SET,
26185 also take other side effects into account.
26187 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
26189 * config/s390/s390.c (s390_function_profiler): Add a new sequence
26190 for z900+ CPUs in 31-bit mode.
26192 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
26194 * common/config/s390/s390-common.c (s390_supports_split_stack):
26196 (TARGET_SUPPORTS_SPLIT_STACK): New macro.
26197 * config/s390/s390-protos.h: Add s390_expand_split_stack_prologue.
26198 * config/s390/s390.c (struct machine_function): New field
26199 split_stack_varargs_pointer.
26200 (s390_register_info): Mark r12 as clobbered if it'll be used as temp
26201 in s390_emit_prologue.
26202 (s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack
26204 (morestack_ref): New global.
26205 (SPLIT_STACK_AVAILABLE): New macro.
26206 (s390_expand_split_stack_prologue): New function.
26207 (s390_live_on_entry): New function.
26208 (s390_va_start): Use split-stack vararg pointer if appropriate.
26209 (s390_asm_file_end): Emit the split-stack note sections.
26210 (TARGET_EXTRA_LIVE_ON_ENTRY): New macro.
26211 * config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec.
26212 (UNSPECV_SPLIT_STACK_CALL): New unspec.
26213 (UNSPECV_SPLIT_STACK_DATA): New unspec.
26214 (split_stack_prologue): New expand.
26215 (split_stack_space_check): New expand.
26216 (split_stack_data): New insn.
26217 (split_stack_call): New expand.
26218 (split_stack_call_*): New insn.
26219 (split_stack_cond_call): New expand.
26220 (split_stack_cond_call_*): New insn.
26222 2016-02-15 Richard Biener <rguenther@suse.de>
26224 PR tree-optimization/69783
26225 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
26226 Add trivially correct cases.
26228 2016-02-15 Tom de Vries <tom@codesourcery.com>
26231 * lto-cgraph.c (input_offload_tables): Add and handle bool parameter
26233 * lto-streamer.h (input_offload_tables): Add and handle bool parameter.
26235 2016-02-15 Richard Biener <rguenther@suse.de>
26237 PR tree-optimization/69776
26238 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
26239 * tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to
26240 indicate whether we can use TBAA to disambiguate against stores.
26241 Use alias-set zero if not.
26242 (visit_reference_op_store): Do not use TBAA when looking up
26244 * tree-ssa-pre.c (compute_avail): Use TBAA here.
26245 (eliminate_dom_walker::before_dom_children): But not when looking
26246 up redundant stores.
26248 2016-02-14 John David Anglin <danglin@gcc.gnu.org>
26250 * config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New.
26252 2016-02-14 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
26254 * config/i386/znver1.md
26255 (znver1_pop, znver1_pop_mem,
26256 znver1_load_imov_double_store,
26257 znver1_load_imov_direct_store,
26258 znver1_load_imov_direct_load,
26259 znver1_load_imov_double_load): Add new.
26260 (znver1_insn, znver1_insn_load): Add icmov type.
26261 (znver1_sseavx_fma,
26262 znver1_sseavx_fma_load,
26264 znver1_avx256_fma_load): Fix pipe usage.
26266 2016-02-14 Alan Modra <amodra@gmail.com>
26269 * reload.c (find_reloads_address_1): For pre/post-inc/dec
26270 with an invalid hard reg, reload just the reg not the entire
26271 pre/post-inc/dec address expression.
26273 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
26276 * config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with
26277 fixed R1_REG scratch reg.
26278 (sibcall_value_pcrel_fdpic): Likewise.
26280 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
26284 * config/sh/sh.md (*zero_extract_3): New insn_and_split pattern.
26286 2016-02-12 Walter Lee <walt@tilera.com>
26288 * config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD.
26289 * config/tilegx/t-tilegx: Likewise.
26291 2016-02-12 David Malcolm <dmalcolm@redhat.com>
26294 * diagnostic-show-locus.c (struct line_span): New struct.
26295 (layout::get_first_line): Delete.
26296 (layout::get_last_line): Delete.
26297 (layout::get_num_line_spans): New member function.
26298 (layout::get_line_span): Likewise.
26299 (layout::print_heading_for_line_span_index_p): Likewise.
26300 (layout::get_expanded_location): Likewise.
26301 (layout::calculate_line_spans): Likewise.
26302 (layout::m_first_line): Delete.
26303 (layout::m_last_line): Delete.
26304 (layout::m_line_spans): New field.
26305 (layout::layout): Update comment. Replace m_first_line and
26306 m_last_line with m_line_spans, replacing their initialization
26307 with a call to calculate_line_spans.
26308 (diagnostic_show_locus): When printing source lines and
26309 annotations, rather than looping over a single span
26310 of lines, instead loop over each line_span within
26311 the layout, with an inner loop over the lines within them.
26312 Call the context's start_span callback when changing line spans.
26313 * diagnostic.c (diagnostic_initialize): Initialize start_span.
26314 (diagnostic_build_prefix): Break out the building of the location
26315 part of the string into...
26316 (diagnostic_get_location_text): ...this new function, rewriting
26317 it from nested ternary expressions to a sequence of "if"
26319 (default_diagnostic_start_span_fn): New function.
26320 * diagnostic.h (diagnostic_start_span_fn): New typedef.
26321 (diagnostic_context::start_span): New field.
26322 (default_diagnostic_start_span_fn): New prototype.
26324 2016-02-12 David Malcolm <dmalcolm@redhat.com>
26327 * gcc.c (driver::finalize): Fix cleanup of "specs".
26329 2016-02-12 David Malcolm <dmalcolm@redhat.com>
26333 * gcc.c (driver::driver): Initialize m_option_suggestions.
26334 (driver::~driver): Clean up m_option_suggestions.
26335 (suggest_option): Convert to...
26336 (driver::suggest_option): ...this, and split out into
26337 driver::build_option_suggestions and find_closest_string.
26338 (driver::build_option_suggestions): New function, from
26339 first half of suggest_option. Special-case
26340 OPT_fsanitize_ and OPT_fsanitize_recover_, making use of
26341 the sanitizer_opts array. For options of enum types, add the
26342 various enum values to the candidate strings.
26343 (driver::handle_unrecognized_options): Remove "const".
26344 * gcc.h (driver::handle_unrecognized_options): Likewise.
26345 (driver::build_option_suggestions): New decl.
26346 (driver::suggest_option): New decl.
26347 (driver::m_option_suggestions): New field.
26348 * opts-common.c (add_misspelling_candidates): New function.
26349 * opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s
26350 and make non-static.
26351 * opts.h (sanitizer_opts): New array decl.
26352 (add_misspelling_candidates): New function decl.
26353 * spellcheck.c (find_closest_string): New function.
26354 * spellcheck.h (find_closest_string): New function decl.
26356 2016-02-12 Jakub Jelinek <jakub@redhat.com>
26358 PR rtl-optimization/69764
26359 PR rtl-optimization/69771
26360 * optabs.c (expand_binop_directly): For shift_optab_p, force
26361 convert_modes with VOIDmode if xop1 has VOIDmode.
26363 2016-02-12 Ilya Enkovich <enkovich.gnu@gmail.com>
26366 * lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args
26367 to correctly determine instrumentation thunks.
26369 2016-02-12 Jakub Jelinek <jakub@redhat.com>
26372 * ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE
26373 type by reference, force lhs on the call.
26376 * ipa-split.c (split_function): Don't compute/use main_part_return_p.
26377 Compute retval and retbnd early in all cases if split_part_return_p
26378 and return_bb is not EXIT. Remove all clobber stmts and reset
26379 all debug stmts that refer to SSA_NAMEs defined in split part,
26380 except if it is retval, in that case replace the old retval with the
26381 lhs of the call to the split part.
26383 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
26386 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
26388 PR middle-end/66726
26389 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
26390 whose result is used in PHI.
26391 (maybe_optimize_range_tests): Likewise.
26392 (final_range_test_p): Likweise.
26394 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
26396 PR middle-end/66726
26397 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
26398 whose result is used in PHI.
26399 (maybe_optimize_range_tests): Likewise.
26400 (final_range_test_p): Likweise.
26402 2016-02-12 Jakub Jelinek <jakub@redhat.com>
26404 * cgraph.c: Spelling fixes - behaviour -> behavior and
26405 neighbour -> neighbor.
26406 * target.def: Likewise.
26407 * sel-sched.c: Likewise.
26408 * config/mips/mips.c: Likewise.
26409 * config/arc/arc.md: Likewise.
26410 * config/arm/cortex-a57.md: Likewise.
26411 * config/arm/arm.c: Likewise.
26412 * config/arm/neon.md: Likewise.
26413 * config/arm/arm-c.c: Likewise.
26414 * config/vms/vms-c.c: Likewise.
26415 * config/s390/s390.c: Likewise.
26416 * config/i386/znver1.md: Likewise.
26417 * config/i386/i386.c: Likewise.
26418 * config/ia64/hpux-unix2003.h: Likewise.
26419 * config/msp430/msp430.md: Likewise.
26420 * config/rx/rx.c: Likewise.
26421 * config/rx/rx.md: Likewise.
26422 * config/aarch64/aarch64-simd.md: Likewise.
26423 * config/aarch64/aarch64.c: Likewise.
26424 * config/nvptx/nvptx.c: Likewise.
26425 * config/bfin/bfin.c: Likewise.
26426 * config/cris/cris.opt: Likewise.
26427 * config/rs6000/rs6000.c: Likewise.
26428 * target.h: Likewise.
26429 * spellcheck.c: Likewise.
26430 * ira-build.c: Likewise.
26431 * tree-inline.c: Likewise.
26432 * builtins.c: Likewise.
26433 * lra-constraints.c: Likewise.
26434 * explow.c: Likewise.
26435 * hwint.h: Likewise.
26436 * targhooks.c: Likewise.
26437 * tree-vect-data-refs.c: Likewise.
26438 * expr.c: Likewise.
26439 * doc/tm.texi: Likewise.
26440 * doc/extend.texi: Likewise.
26441 * doc/install.texi: Likewise.
26442 * doc/md.texi: Likewise.
26443 * tree-ssa-tail-merge.c: Likewise.
26444 * sched-int.h: Likewise.
26445 * match.pd: Likewise.
26446 * sched-ebb.c: Likewise.
26447 * target.def (omit_struct_return_reg): Likewise.
26448 * gimple-ssa-isolate-paths.c: Likewise.
26449 (find_implicit_erroneous_behaviour): Renamed to...
26450 (find_implicit_erroneous_behavior): ... this.
26451 (find_explicit_erroneous_behaviour): Renamed to...
26452 (find_explicit_erroneous_behavior): ... this.
26453 (gimple_ssa_isolate_erroneous_paths): Adjust caller.
26455 2016-02-11 Segher Boessenkool <segher@kernel.crashing.org>
26457 PR rtl-optimization/64682
26458 PR rtl-optimization/69567
26459 PR rtl-optimization/69737
26460 * combine.c (distribute_notes) <REG_DEAD>: If the register is set
26461 in I2 as well, just lose it.
26463 2016-02-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
26465 * config/aarch64/aarch64.c (aarch64_last_printed_arch_string):
26467 (aarch64_last_printed_tune_string): Likewise.
26468 (aarch64_declare_function_name): Only output .arch assembler
26469 directive if it will be different from the previously output
26470 directive. Same for .tune comment but only if -dA is set.
26471 (aarch64_start_file): New function.
26472 (TARGET_ASM_FILE_START): Define.
26474 2016-02-11 David Malcolm <dmalcolm@redhat.com>
26477 * Makefile.in (PLUGIN_HEADERS): Add params.list.
26479 2016-02-11 Jakub Jelinek <jakub@redhat.com>
26482 * tree-vect-slp.c (vect_schedule_slp_instance): Avoid
26483 -Wmaybe-uninitialized warning.
26485 2016-02-11 Oleg Endo <olegendo@gcc.gnu.org>
26488 * config/sh/sh.md (casesi_worker_0): Add T_REG use.
26490 2016-02-11 Richard Biener <rguenther@suse.de>
26492 PR rtl-optimization/69291
26493 * ifcvt.c (noce_try_store_flag_constants): Do not allow
26494 subexpressions affected by changing the result.
26496 2016-02-10 Vladimir Makarov <vmakarov@redhat.com>
26499 * lra-constraints.c (curr_insn_transform): Find in/out operands
26500 for secondary memory moves. Update dups.
26502 2016-02-10 Yuri Rumyantsev <ysrumyan@gmail.com>
26504 PR tree-optimization/69652
26505 * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1
26506 to nested loop, did source re-formatting, skip debug statements,
26507 add check on statement with volatile operand, remove dead scalar
26510 2016-02-10 Jakub Jelinek <jakub@redhat.com>
26511 Patrick Palka <ppalka@gcc.gnu.org>
26515 * gimplify.c (gimplify_modify_expr): Set lhs even for noreturn
26516 calls if the return type is TREE_ADDRESSABLE.
26517 * cgraphunit.c (cgraph_node::expand_thunk): Likewise.
26518 * ipa-split.c (split_function): Fix doubled "we" in comment.
26519 Use void return type for the split part even if
26520 !split_point->split_part_set_retval.
26522 2016-02-10 Bin Cheng <bin.cheng@arm.com>
26524 PR tree-optimization/68021
26525 * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if
26526 when computing the value of biv cand by itself.
26528 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
26530 * config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion.
26531 (cortexa57_tunings): Likewise.
26532 (cortexa72_tunings): Likewise.
26533 (arch_macro_fusion_pair_p): Add support for AES fusion.
26534 * config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry.
26535 * config/arm/aarch-common.c (aarch_crypto_can_dual_issue):
26536 Allow virtual registers before reload so early scheduling works.
26537 * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use
26538 correct latency and pipeline.
26539 (cortex_a57_crypto_complex): Likewise.
26540 (cortex_a57_crypto_xor): Likewise.
26541 (define_bypass): Add AES bypass.
26543 2016-02-10 Richard Biener <rguenther@suse.de>
26545 PR tree-optimization/69726
26546 * passes.def: Add DCE pass before late uninit.
26547 * match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to
26548 really fixup if-conversions job.
26550 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
26552 * config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion.
26553 (arm_cortex_a57_tune): Likewise.
26554 (aarch_macro_fusion_pair_p): Add support for AES fusion.
26555 * config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC.
26557 2016-02-10 Eric Botcazou <ebotcazou@adacore.com>
26559 * timevar.def (TV_PHASE_DBGINFO): Delete.
26560 (TV_PHASE_CHECK_DBGINFO): Likewise.
26561 * varpool.c (varpool_node::assemble_decl): Do not change timevar.
26563 2016-02-10 Richard Biener <rguenther@suse.de>
26565 PR tree-optimization/69719
26566 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
26567 Adjust previous fix by ensuring that dr_a1 is left of dr_a2.
26569 2016-02-09 Andrew Pinski <apinski@cavium.com>
26572 * optabs-tree.c (expand_vec_cond_expr_p): Don't early return if
26573 get_vcond_mask_icode returns false.
26575 2016-02-09 Michael Meissner <meissner@linux.vnet.ibm.com>
26578 * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing
26579 an ADDIS that adds a pointer to a large constant that sets the
26580 upper16 bits with a load operation.
26582 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
26585 * config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane
26587 * config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big
26589 (vzipq_s16): Likewise.
26590 (vzipq_s32): Likewise.
26591 (vzipq_f32): Likewise.
26592 (vzipq_u8): Likewise.
26593 (vzipq_u16): Likewise.
26594 (vzipq_u32): Likewise.
26595 (vzipq_p8): Likewise.
26596 (vzipq_p16): Likewise.
26598 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
26601 * config/arm/arm.c (neon_endian_lane_map): New function.
26602 (neon_vector_pair_endian_lane_map): New function.
26603 (arm_evpc_neon_vuzp): Allow for big endian lane order.
26604 * config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big
26606 (vuzpq_s16): Likewise.
26607 (vuzpq_s32): Likewise.
26608 (vuzpq_f32): Likewise.
26609 (vuzpq_u8): Likewise.
26610 (vuzpq_u16): Likewise.
26611 (vuzpq_u32): Likewise.
26612 (vuzpq_p8): Likewise.
26613 (vuzpq_p16): Likewise.
26615 2016-02-11 Alexandre Oliva <aoliva@redhat.com>
26618 * regstat.c (regstat_bb_compute_calls_crossed): Disregard
26621 2016-02-09 Uros Bizjak <ubizjak@gmail.com>
26623 * config/i386/i386.md (insv<mode>_1): Use gen_int_mode to
26624 truncate const_int operand 1 to QImode.
26626 2016-02-09 Eric Botcazou <ebotcazou@adacore.com>
26628 * gimple-ssa-backprop.c (optimize_phi): Do not replace an argument
26629 corresponding to an abnormal edge.
26631 2016-02-09 Tom de Vries <tom@codesourcery.com>
26633 PR tree-optimization/69599
26634 * tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New
26636 (find_func_aliases_for_builtin_call, find_func_clobbers)
26637 (ipa_pta_execute): Handle case that foo and foo._0 are not in same lto
26640 2016-02-09 Richard Biener <rguenther@suse.de>
26642 PR tree-optimization/69715
26643 * tree-ssa.c (execute_update_addresses_taken): Mark non-decl
26644 LHS on calls as non-rewritable.
26646 2016-02-09 Tom de Vries <tom@codesourcery.com>
26649 * lto-wrapper.c (append_diag_options): New function.
26650 (compile_offload_image): Call append_diag_options.
26652 2016-02-08 Sandra Loosemore <sandra@codesourcery.com>
26655 * doc/extend.texi (Flag Output Operands): Correct sectioning.
26656 Minor copy-edit to fix verb tenses.
26658 2016-02-08 Jakub Jelinek <jakub@redhat.com>
26660 PR tree-optimization/69209
26661 * ipa-split.c (split_function): If split part is not
26662 returning retval, retval has gimple type but is not
26663 gimple value, force it into a SSA_NAME first.
26665 2016-02-08 Nicklas Bo Jensen <nbjensen@gmail.com>
26667 * doc/tree-ssa.texi (Preserving the virtual SSA form): Remove
26670 2016-02-08 Jason Merrill <jason@redhat.com>
26673 * convert.c (convert_to_integer_1): Check dofold on truncation
26675 (convert_to_pointer_maybe_fold, convert_to_real_maybe_fold)
26676 (convert_to_integer_maybe_fold, convert_to_complex_maybe_fold):
26677 Rename from *_nofold.
26678 * convert.h (convert_to_pointer_nofold, convert_to_integer_nofold)
26679 (convert_to_real_nofold, convert_to_complex_nofold): New inlines.
26681 2016-02-08 Bernd Schmidt <bschmidt@redhat.com>
26684 * tree.c (build_common_tree_nodes): Remove short_double argument.
26685 All callers changed.
26686 * tree.h (build_common_tree_nodes): Adjust declaration.
26687 * doc/invoke.texi (-fshort-double): Remove documentation.
26688 * config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
26689 MULTILIB_EXCEPTIONS): Remove -fshort-double variant.
26690 * lto-wrapper.c (merge_and_complain, append_compiler_options)
26691 (append_linker_options): Don't handle OPT_fshort_double.
26693 PR rtl-optimization/68730
26694 * lra-remat.c (insn_to_cand_activation): New static variable.
26695 (lra_remat): Allocate and free it.
26696 (create_cand): New arg activation. Initialize a field in
26697 insn_to_cand_activation if it is nonnull.
26698 (create_cands): Pass the activation insn to create_cand when making
26699 a candidate involving an output reload. Reorganize code a little.
26700 (do_remat): Keep track of active status of candidates in a separate
26703 2016-02-08 Richard Biener <rguenther@suse.de>
26705 PR tree-optimization/69719
26706 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
26707 Properly use absolute of the difference of the two offsets to
26708 compare or adjust the segment length.
26710 2016-02-08 Richard Biener <rguenther@suse.de>
26711 Jeff Law <law@redhat.com>
26714 * tree-ssanames.c (make_ssa_name_fn): Always use unqualified
26715 types for anonymous SSA names.
26717 2016-02-08 Richard Biener <rguenther@suse.de>
26719 PR rtl-optimization/69274
26720 * ira.c (ira_setup_alts): Do not change recog_data.operand order.
26722 2016-02-08 Jeff Law <law@redhat.com>
26724 PR tree-optimization/65917
26725 * tree-ssa-dom.c (record_temporary_equivalences): Record both
26726 equivalences from if (x == y) style conditionals.
26727 (loop_depth_of_name): Remove.
26728 (record_equality): Remove loop depth check.
26729 * tree-ssa-scopedtables.h (const_and_copies): Refine comments.
26730 (const_and_copies::record_const_or_copy_raw): New member function.
26731 * tree-ssa-scopedtables.c
26732 (const_and_copies::record_const_or_copy_raw): New, factored out of
26733 (const_and_copies::record_const_or_copy): Call new member function.
26735 2016-02-05 Jeff Law <law@redhat.com>
26737 PR tree-optimization/68541
26738 * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h.
26739 (count_stmts_in_block): New function.
26740 (poor_ifcvt_candidate_code): Likewise.
26741 (is_feasible_trace): Add some heuristics to determine when path
26742 splitting is profitable.
26743 (find_block_to_duplicate_for_splitting_paths): Make sure the graph
26744 is a diamond with a single exit.
26746 2016-02-05 Martin Sebor <msebor@redhat.com>
26749 * doc/invoke.texi: Update -Wplacement-new to take an optional
26752 2016-02-06 Richard Henderson <rth@redhat.com>
26755 * tree.c (tree_nop_conversion_p): Do not strip casts into or
26756 out of non-standard address spaces.
26758 2016-02-05 Jakub Jelinek <jakub@redhat.com>
26760 PR rtl-optimization/69691
26761 * lra-eliminations.c (move_plus_up): Don't add the addend twice.
26763 2016-02-05 Pat Haugen <pthaugen@us.ibm.com>
26765 * config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
26766 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
26767 (*ieee128_mfvsrd_64bit): Likewise.
26768 (*ieee128_mfvsrd_32bit): Likewise.
26770 2016-02-05 Ilya Enkovich <enkovich.gnu@gmail.com>
26774 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
26776 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
26777 instrumented_version.
26779 2016-01-05 Jeremy Bennett <jeremy.bennett@embecosm.com>
26781 * doc/invoke.texi (Optimize Options): In table of --param options
26782 rename second occurrence of tracer-min-branch-ratio to
26783 tracer-min-branch-probability, rename
26784 tracer-min-branch-ratio-feedback to
26785 tracer-min-branch-probability-feedback and clarify description,
26786 rename sched-spec-state-edge-prob-cutoff to
26787 sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename
26788 to selsched-insns-to-rename, rename lto-minpartition to
26789 lto-min-partition, delete reorder-blocks-duplicate and
26790 reorder-blocks-duplicate-feedback.
26792 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
26794 * config/s390/s390.c (s390_register_info_set_ranges): Remove
26797 2016-02-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
26799 * doc/extend.texi: S/390: Correct some typos.
26801 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
26803 * config/s390/s390.c (s390_emit_call): Add missing 64 bit check.
26805 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
26808 * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines.
26809 (s390_register_info_gprtofpr): Use new macros above.
26810 (s390_register_info_stdarg_fpr): Adjust max_fpr to better match
26812 (s390_register_info_stdarg_gpr): Adjust max_gpr to better match
26813 its name. Adjust restore and save gpr ranges.
26814 (s390_register_info_set_ranges): New function.
26815 (s390_register_info): Use new macros above. Call
26816 s390_register_info_set_ranges.
26817 (s390_optimize_register_info): Likewise.
26818 (s390_hard_regno_rename_ok): Use new macros.
26819 (s390_hard_regno_scratch_ok): Likewise.
26820 (s390_emit_epilogue): Likewise.
26821 (s390_can_use_return_insn): Likewise.
26822 (s390_optimize_prologue): Likewise.
26823 * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants.
26825 2016-02-05 Jakub Jelinek <jakub@redhat.com>
26828 * config/i386/i386.c (convert_scalars_to_vector): Readd stack
26830 (ix86_option_override_internal): Disable TARGET_STV even for
26831 -m{incoming,preferred}-stack-boundary=3.
26833 2016-02-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
26835 * config.gcc: Mark deprecated rtems targets as obsolete.
26837 2016-02-04 Segher Boessenkool <segher@kernel.crashing.org>
26839 PR rtl-optimization/64682
26840 PR rtl-optimization/69567
26841 * combine.c (distribute_notes) <REG_DEAD>: Place the death note
26842 before I2 only if the register is both used and set in I2.
26844 2016-02-04 DJ Delorie <dj@redhat.com>
26846 * config/msp430/msp430.c (msp430_start_function): Add function type.
26848 2016-02-04 Jakub Jelinek <jakub@redhat.com>
26851 * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.
26853 2016-02-04 Uros Bizjak <ubizjak@gmail.com>
26855 PR rtl-optimization/69577
26857 2015-10-29 Richard Henderson <rth@redhat.com>
26861 * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten
26862 sse check to the exact conditions of PR 67609.
26864 2016-02-04 Michael Meissner <meissner@linux.vnet.ibm.com>
26867 * config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint
26868 instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are
26869 not allowed into the traditional Altivec registers.
26870 (movtd_64bit_nodm): Likewise.
26871 (mov<mode>_32bit, FMOVE128_FPR iterator): Likewise.
26873 2016-02-04 David Malcolm <dmalcolm@redhat.com>
26875 * config/aarch64/cortex-a57-fma-steering.c
26876 (aarch64_register_fma_steering): Remove "static" from arguments
26879 2016-02-04 Wilco Dijkstra <wdijkstr@arm.com>
26882 * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
26883 twice when complex.
26885 2016-02-04 Mike Frysinger <vapier@gentoo.org>
26887 * doc/invoke.texi: Delete -mno-fma4.
26889 2016-02-04 Richard Sandiford <richard.sandiford@arm.com>
26891 PR rtl-optimization/69577
26892 * reginfo.c (record_subregs_of_mode): Add a partial_def parameter.
26893 (find_subregs_of_mode): Update accordingly. Iterate over partial
26896 2016-02-04 Alan Lawrence <alan.lawrence@arm.com>
26898 * config/arm/arm-protos.h (neon_reinterpret): Remove.
26899 * config/arm/arm.c (neon_reinterpret): Remove.
26900 * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi,
26901 vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi,
26902 vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di,
26903 vreinterpretti): Remove.
26904 * config/arm/neon.md (neon_vreinterpretv8qi<mode>,
26905 neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
26906 neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
26907 neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
26908 neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
26909 neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove.
26910 * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32,
26911 vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64,
26912 vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32,
26913 vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32,
26914 vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64,
26915 vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8,
26916 vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8,
26917 vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8,
26918 vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64,
26919 vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16,
26920 vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16,
26921 vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16,
26922 vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64,
26923 vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32,
26924 vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32,
26925 vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32,
26926 vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8,
26927 vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8,
26928 vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8,
26929 vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64,
26930 vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16,
26931 vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16,
26932 vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16,
26933 vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64,
26934 vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32,
26935 vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32,
26936 vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32,
26937 vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64,
26938 vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8,
26939 vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8,
26940 vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64,
26941 vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8,
26942 vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16,
26943 vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16,
26944 vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64,
26945 vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16,
26946 vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32,
26947 vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32,
26948 vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64,
26949 vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32,
26950 vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8,
26951 vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64,
26952 vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8,
26953 vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8,
26954 vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32,
26955 vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64,
26956 vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16,
26957 vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16,
26958 vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32,
26959 vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64,
26960 vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16,
26961 vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16,
26962 vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16,
26963 vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64,
26964 vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16,
26965 vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16,
26966 vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16,
26967 vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64,
26968 vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16,
26969 vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16,
26970 vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16,
26971 vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64,
26972 vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16,
26973 vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16,
26974 vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16,
26975 vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128,
26976 vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16,
26977 vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16,
26978 vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16,
26979 vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128,
26980 vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16,
26981 vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16,
26982 vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16,
26983 vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128,
26984 vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16,
26985 vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16,
26986 vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16,
26987 vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128,
26988 vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8,
26989 vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16,
26990 vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16,
26991 vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64,
26992 vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64,
26993 vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8,
26994 vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8,
26995 vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64,
26996 vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64,
26997 vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32,
26998 vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8,
26999 vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64,
27000 vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64,
27001 vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32,
27002 vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8,
27003 vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64,
27004 vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64,
27005 vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32,
27006 vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts.
27008 2016-02-04 Martin Liska <mliska@suse.cz>
27011 * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls
27012 that are gimple_store_p.
27013 (maybe_instrument_call): Likewise.
27015 2016-02-04 Bin Cheng <bin.cheng@arm.com>
27017 * config/aarch64/aarch64.c (aarch64_legitimize_address): Force
27018 register scaling out of memory reference and comment why.
27020 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
27024 * cse.c (cse_insn): Pass NULL to fold_rtx when initially
27025 folding the source of a SET.
27027 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
27031 * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract
27032 the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx.
27034 2016-02-04 Jim Wilson <jim.wilson@linaro.org>
27038 * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and
27041 2016-02-04 Christian Bruel <christian.bruel@st.com>
27043 * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo.
27044 * config/arm/arm.c (arm_set_current_function): Likewise.
27046 2016-02-04 Jakub Jelinek <jakub@redhat.com>
27047 Ilya Enkovich <enkovich.gnu@gmail.com>
27048 H.J. Lu <hongjiu.lu@intel.com>
27051 * config/i386/i386.c (convert_scalars_to_vector): Remove
27052 stack alignment fixes.
27053 (ix86_option_override_internal): Disable TARGET_STV if stack
27054 might not be aligned enough.
27055 (ix86_minimum_alignment): Assert that TARGET_STV is false.
27057 2016-02-04 Victoria Stepanyan <victoria.stepanyan@amd.com>
27059 * config/i386/x86-tune.def: Disable default prefetching
27062 2016-02-03 Michael Meissner <meissner@linux.vnet.ibm.com>
27063 Vladimir Makarov <vmakarov@redhat.com>
27066 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
27067 in validating fused toc addresses.
27069 2016-02-03 Jakub Jelinek <jakub@redhat.com>
27072 * diagnostic-show-locus.c (layout::get_state_at_point): Don't read
27073 range->m_caret fields if range->m_show_caret_p is false.
27076 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
27077 Force oldval into register if it does not satisfy reg_or_short_operand
27078 predicate. Fix up formatting.
27080 2016-02-03 Vladimir Makarov <vmakarov@redhat.com>
27081 Alexandre Oliva <aoliva@redhat.com>
27084 * lra-constraints.c (simplify_operand_subreg): Check additionally
27085 address validity after potential reloading.
27086 (process_address_1): Check insns validity. In case of failure do
27089 2016-02-03 Kirill Yukhin <kirill.yukhin@intel.com>
27092 * config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
27095 2016-02-02 Jakub Jelinek <jakub@redhat.com>
27097 * wide-int.cc (canonize_uhwi): New function.
27098 (wi::divmod_internal): Use it.
27100 2016-02-02 James Norris <jnorris@codesourcery.com>
27102 * gimplify.c (omp_notice_variable): Add usage check.
27104 2016-02-02 Alexander Monakov <amonakov@ispras.ru>
27106 * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU
27107 like LE, GE, LT, GT when emitting relational operator.
27109 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
27111 * ira-costs.c (find_costs_and_classes): Add extra argument.
27112 * target.def (ira_change_pseudo_allocno_class): Add parameter.
27113 * targhooks.h (ira_change_pseudo_allocno_class): Likewise.
27114 * targhooks.c (ira_change_pseudo_allocno_class): Likewise.
27115 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class)
27116 Add best_class parameter, and return it if not ALL_REGS.
27117 * config/mips/mips.c (mips_ira_change_pseudo_allocno_class):
27119 * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS):
27120 Update target hook.
27122 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
27124 * config/aarch64/aarch64.c
27125 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define.
27126 (aarch64_ira_change_pseudo_allocno_class): New function.
27128 2016-02-02 Uros Bizjak <ubizjak@gmail.com>
27131 * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.
27133 2016-02-02 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
27135 * config/avr/avr.c (avr_option_override): Set
27136 PARAM_ALLOW_STORE_DATA_RACES to 1.
27138 2016-02-02 Richard Biener <rguenther@suse.de>
27140 PR tree-optimization/69595
27141 * match.pd: Add range test simplifications to true/false.
27143 2016-02-02 Thomas Schwinge <thomas@codesourcery.com>
27145 * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
27146 * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
27149 2016-02-02 Richard Biener <rguenther@suse.de>
27151 PR tree-optimization/69606
27152 * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
27153 info on the result before moving a stmt.
27155 2016-02-02 Yuri Rumyantsev <ysrumyan@gmail.com>
27157 PR middle-end/68542
27158 * config/i386/i386.c (ix86_expand_branch): Add support for conditional
27159 branch with vector comparison.
27160 * config/i386/sse.md (VI48_AVX): New mode iterator.
27161 (define_expand "cbranch<mode>4): Add support for conditional branch
27162 with vector comparison.
27163 * tree-vect-loop.c (optimize_mask_stores): New function.
27164 * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize
27165 has_mask_store field of vect_info.
27166 * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for
27167 vectorized loops having masked stores after vec_info destroy.
27168 * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and
27169 correspondent macros.
27170 (optimize_mask_stores): Add prototype.
27172 2016-02-02 Alan Modra <amodra@gmail.com>
27175 * config/rs6000/predicates.md (quad_int_reg_operand): Don't
27178 2016-02-02 Alan Modra <amodra@gmail.com>
27181 * config/rs6000/rs6000.c (need_toc_init): New var, set it
27182 whenever toc_label_name used.
27183 (rs6000_file_start): Don't set up toc section here,
27184 (rs6000_output_function_epilogue): do so here instead,
27185 (rs6000_xcoff_file_start): and here.
27186 * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
27187 (load_toc_aix_di): Likewise.
27189 2016-02-01 Jakub Jelinek <jakub@redhat.com>
27191 PR rtl-optimization/69592
27192 * rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
27193 (cached_nonzero_bits): Use it instead of ARITHMETIC_P.
27194 (num_sign_bit_copies_binary_arith_p): New inline function.
27195 (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
27197 2016-02-01 Jeff Law <law@redhat.com>
27199 PR tree-optimization/69580
27200 * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
27201 * tree-ssa-threadbackward.c
27202 (fsm_find_control_statement_thread_paths): Do not try to walk
27203 through large PHI nodes.
27205 2016-02-01 Jakub Jelinek <jakub@redhat.com>
27207 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false
27208 when count is incremented above limit, don't analyze further
27211 * omp-low.c (oacc_parse_default_dims): Avoid
27212 -Wsign-compare warning, make sure value fits into int
27213 rather than just unsigned int.
27215 2016-02-01 Bin Cheng <bin.cheng@arm.com>
27217 PR tree-optimization/67921
27218 * fold-const.c (split_tree): New parameters. Convert pointer
27219 type variable part to proper type before negating.
27220 (fold_binary_loc): Pass new arguments to split_tree.
27222 2016-02-01 Nathan Sidwell <nathan@codesourcery.com>
27224 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New.
27225 (nvptx_goacc_validate_dims): Extend to handle global defaults.
27226 * target.def (OACC_VALIDATE_DIMS): Extend documentation.
27227 * doc/tm.texti: Rebuilt.
27228 * doc/invoke.texi (fopenacc-dim): Document.
27229 * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case.
27230 (append_compiler_options): Likewise.
27231 * omp-low.c (oacc_default_dims, oacc_min_dims): New.
27232 (oacc_parse_default_dims): New.
27233 (oacc_validate_dims): Add USED arg. Select non-unity default when
27235 (oacc_loop_fixed_partitions): Return mask of used partitions.
27236 (oacc_loop_auto_partitions): Emit dump info.
27237 (oacc_loop_partition): Return mask of used partitions.
27238 (execute_oacc_device_lower): Parse default dimension arg. Adjust
27239 loop partitioning and validation calls.
27241 2016-02-01 Richard Biener <rguenther@suse.de>
27243 PR middle-end/69556
27244 * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.
27246 2016-02-01 Richard Biener <rguenther@suse.de>
27248 PR tree-optimization/69574
27249 * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead
27250 of asserting return chrec_dont_know.
27252 2016-02-01 Martin Liska <mliska@suse.cz>
27254 * mem-stats-traits.h: Add copyright header.
27255 * mem-stats.h: Likewise.
27257 2016-02-01 Richard Biener <rguenther@suse.de>
27259 PR tree-optimization/69579
27260 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
27261 Do not propagate through abnormal PHI results.
27263 2016-02-01 Eric Botcazou <ebotcazou@adacore.com>
27265 * postreload.c (reload_cse_simplify): Remove dead code.
27267 2016-02-01 Jakub Jelinek <jakub@redhat.com>
27269 PR rtl-optimization/69570
27270 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
27271 if there is more than one set, not if there is a single set.
27273 2016-02-01 Richard Henderson <rth@redhat.com>
27276 * combine.c (make_compound_operation): When looking through a
27277 subreg, make sure to re-extend to the width of the outer mode.
27279 2016-01-30 Jakub Jelinek <jakub@redhat.com>
27281 PR tree-optimization/69546
27282 * wide-int.cc (wi::divmod_internal): For unsigned division
27283 where both operands fit into uhwi, if o1 is 1 and o0 has
27284 msb set, if divident_prec is larger than bits per hwi,
27285 clear another quotient word and return 2 instead of 1.
27286 Similarly for remainder with msb in HWI set, if dividend_prec
27287 is larger than bits per hwi.
27289 2016-01-29 Martin Jambor <mjambor@suse.cz>
27291 * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
27292 Use short lowercase names.
27293 (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support
27294 MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
27295 acq_rel one. Protect warning agains segfaults if
27296 get_memory_order_name returns NULL.
27297 (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
27298 with release semantics. Do not warn if get_memory_order already did.
27299 (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
27300 semantics. Fix check for relaxed or acquire semantics. Do not warn
27301 if get_memory_order already did.
27303 2016-01-29 Sebastian Pop <s.pop@samsung.com>
27305 * doc/install.texi: Document that isl-0.16 is supported.
27307 2016-01-29 Vladimir Makarov <vmakarov@redhat.com>
27310 * config/i386/constraints.md (Bm): Describe as special memory
27312 * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
27313 * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
27314 * genpreds.c (struct constraint_data): Add is_special_memory.
27315 (have_special_memory_constraints, special_memory_start): New
27317 (special_memory_end): Ditto.
27318 (add_constraint): Add new arg is_special_memory. Add code to
27319 process its true value. Update have_special_memory_constraints.
27320 (process_define_constraint): Pass the new arg.
27321 (process_define_register_constraint): Ditto.
27322 (choose_enum_order): Process special memory.
27323 (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
27324 function insn_extra_special_memory_constraint.
27325 (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
27326 * gensupport.c (process_rtx): Process
27327 DEFINE_SPECIAL_MEMORY_CONSTRAINT.
27328 * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
27329 * ira-lives.c (single_reg_class): Use
27330 insn_extra_special_memory_constraint.
27331 * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
27332 * lra-constraints.c (process_alt_operands): Ditto.
27333 (curr_insn_transform): Use insn_extra_special_memory_constraint.
27334 * recog.c (asm_operand_ok, preprocess_constraints): Process
27336 * reload.c (find_reloads): Ditto.
27337 * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
27338 * stmt.c (parse_input_constraint): Use
27339 insn_extra_special_memory_constraint.
27341 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
27344 * lra-splill.c (lra_final_code_change): Revert r229087 by
27345 removing all sub-registers.
27347 2016-01-29 Steve Ellcey <sellcey@imgtec.com>
27350 * config/mips/mips.c (mips_output_division): Check flag_delayed_branch.
27352 2016-01-29 Jakub Jelinek <jakub@redhat.com>
27355 * config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
27356 SSE1, copy target into the temporary reg first before recursing
27359 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
27361 * config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
27364 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
27366 * ginclude/stdarg.h: Test __cplusplus instead of
27367 __GXX_EXPERIMENTAL_CXX0X__.
27369 2016-01-29 Richard Biener <rguenther@suse.de>
27371 PR tree-optimization/69547
27372 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
27373 Do not mark clobbers necessary.
27374 (mark_all_reaching_defs_necessary_1): Likewise.
27376 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
27378 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
27379 declaration name with %qs and print it in both error messages.
27380 Also fix indentation.
27382 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
27385 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
27386 trailing blank line from error message.
27388 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
27391 * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
27394 2016-01-29 Richard Biener <rguenther@suse.de>
27396 PR middle-end/69537
27397 * match.pd: Allow all integral types when simplifying a
27398 widening or sign-changing conversion.
27400 2016-01-28 Sebastian Pop <s.pop@samsung.com>
27402 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
27403 back to setting codegen_error to fail codegen.
27405 2016-01-28 Uros Bizjak <ubizjak@gmail.com>
27408 * config/i386/constraints.md (C): Only accept constant zero operand.
27409 (BC): New constraint.
27410 * config/i386/sse.md (*mov<mode>_internal): Use BC constraint
27411 instead of C constraint.
27412 * doc/md.texi (Machine Constraints): Update description
27415 2016-01-28 Steve Ellcey <sellcey@imgtec.com>
27418 * config/mips/mips.c (and_operands_ok): Add MIPS16 check.
27420 2016-01-28 Jakub Jelinek <jakub@redhat.com>
27422 PR middle-end/69542
27423 * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
27426 2016-01-28 Pat Haugen <pthaugen@us.ibm.com>
27428 * config/rs6000/rs6000.c (output_cbranch): Don't statically predict
27429 branches if using guessed profile.
27431 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
27433 * graphite-optimize-isl.c (optimize_isl): Fix dump.
27435 2016-01-28 Richard Henderson <rth@redhat.com>
27438 * config/aarch64/aarch64-modes.def (CC_Cmode): New
27439 * config/aarch64/aarch64-protos.h: Update.
27440 * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
27441 (aarch64_select_cc_mode): Add check for use of CC_Cmode.
27442 (aarch64_get_condition_code_1): Handle CC_Cmode.
27443 * config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
27444 (*add<mode>3_compareC_cconly_imm): New.
27445 (*add<mode>3_compareC_cconly): New.
27446 (*add<mode>3_compareC_imm): New.
27447 (add<mode>3_compareC): New.
27448 (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
27449 to be first. Use aarch64_carry_operation.
27450 (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
27451 (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
27452 (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
27453 (subti3): Use subdi3_compare1.
27454 (*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
27455 (sub<mode>3_compare1): New.
27456 (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
27457 (*sub<mode>3_carryin): Use aarch64_borrow_operation.
27458 (*subsi3_carryin_uxtw): Likewise.
27459 (*ngc<mode>, *ngcsi_uxtw): Likewise.
27460 (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
27461 * config/aarch64/iterators.md (DWI): New.
27462 * config/aarch64/predicates.md (aarch64_carry_operation): New.
27463 (aarch64_borrow_operation): New.
27465 2016-01-28 Abderrazek Zaafrani <a.zaafrani@samsung.com>
27467 * graphite-optimize-isl.c (optimize_isl): Print a different debug
27468 message when isl does not return a valid schedule.
27470 2016-01-28 Sebastian Pop <s.pop@samsung.com>
27472 * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
27473 Remove comments from class declarations: they are already in the code
27476 2016-01-28 Sebastian Pop <s.pop@samsung.com>
27478 * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
27480 (ternary_op_to_tree): Same.
27481 (unary_op_to_tree): Same.
27482 (nary_op_to_tree): Same.
27483 (gcc_expression_from_isl_expr_op): Same.
27484 (gcc_expression_from_isl_expression): Same.
27485 (graphite_create_new_loop): Same.
27486 (graphite_create_new_loop_guard): Same.
27487 (build_iv_mapping): Same.
27488 (graphite_create_new_guard): Same.
27489 (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
27490 (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.
27492 2016-01-28 Sebastian Pop <s.pop@samsung.com>
27494 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
27495 instead of setting codegen_error to fail codegen.
27497 2016-01-28 Jason Merrill <jason@redhat.com>
27499 * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.
27501 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
27503 * config/aarch64/aarch64.c (aarch64_if_then_else_costs):
27504 Remove CONST_INT_P check in CCMP cost calculation.
27506 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
27508 * config/aarch64/aarch64.c (generic_vector_cost):
27509 Set vec_permute_cost.
27510 (cortexa57_vector_cost): Likewise.
27511 (exynosm1_vector_cost): Likewise.
27512 (xgene1_vector_cost): Likewise.
27513 (aarch64_builtin_vectorization_cost): Use vec_permute_cost.
27514 * config/aarch64/aarch64-protos.h (cpu_vector_cost):
27515 Add vec_permute_cost entry.
27517 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
27519 * config/aarch64/aarch64.md (ccmp<mode>): Disassemble
27521 (add<mode>3_compare0): Likewise.
27522 (addsi3_compare0_uxtw): Likewise.
27523 (add<mode>3nr_compare0): Likewise.
27524 (compare_neg<mode>): Likewise.
27525 (<optab><mode>3): Likewise.
27527 2016-01-28 Ilya Enkovich <enkovich.gnu@gmail.com>
27529 * tree-vect-stmts.c (vectorizable_comparison): Add
27530 NULL check for vectype.
27532 2016-01-28 Richard Biener <rguenther@suse.de>
27534 PR tree-optimization/69466
27535 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
27536 Account for PHIs we couldn't duplicate.
27538 2016-01-28 Martin Liska <mliska@suse.cz>
27541 * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
27542 instead of ENABLE_VALGRIND_CHECKING.
27544 2016-01-27 Richard Henderson <rth@redhat.com>
27547 * lra-remat.c (subreg_regs): New.
27548 (dump_candidates_and_remat_bb_data): Dump it.
27549 (operand_to_remat): Reject if operand in subreg_regs.
27550 (set_bb_regs): Collect subreg_regs.
27551 (lra_remat): Init and free subreg_regs. Compute
27552 calculate_local_reg_remat_bb_data before create_cands.
27554 2016-01-27 H.J. Lu <hongjiu.lu@intel.com>
27557 * config/i386/i386.c (ix86_update_stack_boundary): Don't
27558 change stack_alignment_needed for __tls_get_addr call.
27560 2016-01-27 Segher Boessenkool <segher@kernel.crashing.org>
27562 * config/rs6000/rs6000.c (print_operand): Rollback 's' removal.
27564 2016-01-27 Jeff Law <law@redhat.com>
27566 PR tree-optimization/68398
27567 PR tree-optimization/69196
27568 * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
27569 (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
27570 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
27571 Only count PHIs in the last block in the path. The others will
27572 const/copy propagate away. Add heuristic to allow more irreducible
27573 subloops to be created when it is likely profitable to do so.
27575 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
27576 Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL
27577 check from within the loop. Use gsi_next_nondebug rather than gsi_next.
27579 2016-01-27 Jakub Jelinek <jakub@redhat.com>
27582 * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
27583 END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
27584 * asan.c (DEF_BUILTIN_STUB): Temporarily define.
27585 * tree-streamer-in.c: Include asan.h.
27586 (streamer_get_builtin_tree): For builtins in sanitizer
27587 range call initialize_sanitizer_builtins and retry.
27589 2016-01-27 Ian Lance Taylor <iant@google.com>
27591 * common.opt (fkeep-gc-roots-live): New undocumented option.
27592 * tree-ssa-loop-ivopts.c (add_candidate_1): If
27593 -fkeep-gc-roots-live, skip pointers.
27594 (add_iv_candidate_for_biv): Handle add_candidate_1 returning
27597 2016-01-27 Uros Bizjak <ubizjak@gmail.com>
27600 * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
27601 (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.
27603 2016-01-27 Thomas Klausner <wiz@NetBSD.org>
27606 * configure.ac: NetBSD provides SSP in its C library.
27607 * configure: Updated.
27609 2016-01-27 Richard Biener <rguenther@suse.de>
27611 PR tree-optimization/69166
27612 * tree-vect-loop.c (vect_is_simple_reduction): Always check
27613 reduction code for commutativity / associativity.
27615 2016-01-27 Martin Jambor <mjambor@suse.cz>
27617 PR tree-optimization/69355
27618 * tree-sra.c (analyze_access_subtree): Correct hole detection when
27619 total_scalarization fails.
27621 2016-01-27 David Edelsohn <dje.gcc@gmail.com>
27623 * config/rs6000/driver-rs6000.c (detect_processor_aix): Add
27626 2016-01-27 Christian Bruel <christian.bruel@st.com>
27629 * config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
27630 Move arm_reset_previous_fndecl and set_target_option_current_node in
27631 the conditional part. Call save_restore_target_globals.
27632 * config/arm/arm.c (arm_set_current_function):
27633 Refactor to better support #pragma target and attribute mix.
27634 Call save_restore_target_globals.
27635 * config/arm/arm-protos.h (save_restore_target_globals): New function.
27637 2016-01-27 Martin Liska <mliska@suse.cz>
27639 * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
27640 reference for an HSA kernel and its host function.
27642 2016-01-27 Jakub Jelinek <jakub@redhat.com>
27644 PR tree-optimization/69399
27645 * wide-int.h (wi::lrshift): For larger precisions, only
27646 use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.
27648 2016-01-27 Claudiu Zissulescu <claziss@synopsys.com>
27650 * config/arc/predicates.md (proper_comparison_operator): Reject
27651 constant-constant comparison.
27653 2016-01-26 Tom de Vries <tom@codesourcery.com>
27655 PR tree-optimization/69110
27656 * tree-data-ref.c (initialize_data_dependence_relation): Handle
27657 DR_NUM_DIMENSIONS == 0.
27659 2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com>
27660 Sebastian Pop <s.pop@samsung.com>
27662 * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
27663 isl_ast_op_cond and isl_ast_op_select.
27664 (gcc_expression_from_isl_expr_op): Same.
27666 2016-01-26 Jason Merrill <jason@redhat.com>
27669 * tree.c (recompute_constructor_flags): Split out from
27671 (verify_constructor_flags): New.
27672 * tree.h: Declare them.
27674 2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
27676 PR rtl-optimization/69217
27677 * var-tracking.c (tracked_record_parameter_p): Don't segfault if there
27678 are no TYPE_FIELDS set for the record type.
27680 2016-01-26 Jakub Jelinek <jakub@redhat.com>
27683 * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
27684 toc_label_name unconditionally.
27685 (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
27686 SYMBOL_REF string. Use toc_label_name instead of constructing
27688 (rs6000_elf_declare_function_name): Use toc_label_name instead of
27689 constructing LCTOC1.
27691 2016-01-26 Martin Sebor <msebor@redhat.com>
27694 * doc/extend.texi (Common Type Attributes): Move text that talks about
27695 attribute packed from attribute aligned to the section discussing
27696 the former attribute for clarity.
27698 2016-01-26 Richard Henderson <rth@redhat.com>
27700 PR middle-end/60908
27701 * trans-mem.c (tm_region_init): Mark entry block as visited.
27703 2016-01-26 David Malcolm <dmalcolm@redhat.com>
27706 * diagnostic-show-locus.c (layout::print_source_line): Replace
27707 call to pp_newline with call to layout::print_newline.
27708 (layout::print_annotation_line): Likewise.
27709 (layout::move_to_column): Likewise.
27710 (layout::print_any_fixits): After printing any fixits, print a
27711 trailing newline, if necessary.
27712 (layout::print_newline): New method, resetting any colorization
27714 (diagnostic_show_locus): Move the pp_newline to before the
27715 early bailout. Remove dummy block enclosing the layout instance.
27716 * diagnostic.c (default_diagnostic_finalizer): Replace invocation
27717 of pp_newline_and_flush with pp_flush.
27718 (diagnostic_append_note): Delete use of pp_newline.
27719 (diagnostic_append_note_at_rich_loc): Delete.
27720 * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
27721 * pretty-print.h (output_buffer_append_r): Reset buff->line_length
27722 when newline characters are added to the buffer.
27724 2016-01-26 Michael Matz <matz@suse.de>
27726 * configure.ac (ac_cv_std_swap_in_utility): New test.
27727 * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
27728 * configure: Regenerate.
27729 * config.in: Regenerate.
27731 2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
27733 * config/arc/arc.md (cstoresi4): Force operand into register.
27734 (arcset<code>): Fix predicate.
27735 (arcsetltu): Likewise.
27736 (arcsetgeu): Likewise.
27737 (arcsethi): Likewise.
27738 (arcsetls): Likewise.
27740 2016-01-26 Jakub Jelinek <jakub@redhat.com>
27742 PR tree-optimization/69483
27743 * gimple-fold.c (canonicalize_constructor_val): Return NULL
27744 if base has error_mark_node type.
27746 2016-01-26 Christophe Lyon <christophe.lyon@linaro.org>
27749 * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
27750 * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
27752 (vget_lane_f16): Handle big-endian.
27753 (vgetq_lane_f16): Likewise.
27754 (vset_lane_f16): Likewise.
27755 (vsetq_lane_f16): Likewise.
27756 * config/arm/iterators.md (VQXMOV): Add V8HF.
27757 (VDQ): Add V4HF and V8HF.
27758 (V_reg): Handle V4HF and V8HF.
27759 (Is_float_mode): Likewise.
27760 * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
27761 neon_vdup_nv8hf): New patterns.
27762 (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
27763 Use VD_LANE iterator.
27764 (neon_vld1_dup<mode>): Use VQ2 iterator.
27766 2016-01-26 Nathan Sidwell <nathan@acm.org>
27768 * omp-low.h (oacc_fn_attrib_kernels_p): Declare.
27769 (set_oacc_fn_attrib): Add IS_KERNEL arg.
27770 * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
27771 (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
27772 (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
27773 (oacc_validate_dims): Add LEVEL arg, don't return level.
27774 (new_oacc_loop_routine): Use oacc_fn_attrib_level, not
27775 oacc_validate_dims.
27776 (execute_oacc_device_lower): Adjust, add more dump output.
27777 * tree-ssa-loop.c (gate_oacc_kernels): Use
27778 oacc_fn_attrib_kernels_p.
27779 * tree-parloops.c (create_parallel_loop): Adjust
27780 set_oacc_fn_attrib call.
27782 2016-01-26 Jakub Jelinek <jakub@redhat.com>
27785 * lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
27786 (append_compiler_options): Handle -fcilkplus.
27787 (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
27789 2016-01-26 Nick Clifton <nickc@redhat.com>
27792 * config/i386/winnt.c (i386_pe_binds_local_p): If a function has
27793 been marked as DECL_ONE_ONLY but we do not the means to make it
27794 so, then do not allow it to bind locally.
27796 2016-01-26 Jakub Jelinek <jakub@redhat.com>
27799 * opts.h (parse_sanitizer_options): New prototype.
27800 * opts.c (sanitizer_opts): New array.
27801 (parse_sanitizer_options): New function.
27802 (common_handle_option): Use parse_sanitizer_options.
27804 2016-01-26 H.J. Lu <hongjiu.lu@intel.com>
27807 * config/i386/i386.c (ix86_compute_frame_layout): Move stack
27808 alignment adjustment to ...
27809 (ix86_update_stack_boundary): Here. Don't over-align stack for
27811 (ix86_finalize_stack_realign_flags): Use stack_alignment_needed
27812 if __tls_get_addr is called.
27814 2016-01-26 Christian Bruel <christian.bruel@st.com>
27816 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
27818 2016-01-26 Eric Botcazou <ebotcazou@adacore.com>
27820 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
27822 2016-01-26 Richard Biener <rguenther@suse.de>
27824 PR middle-end/69467
27825 * match.pd: Guard X * CST CMP 0 pattern with single_use.
27827 2016-01-26 Richard Biener <rguenther@suse.de>
27829 PR tree-optimization/69452
27830 * tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
27831 (move_computations_dom_walker::before_dom_children): Rename
27833 (move_computations_worker): This.
27834 (move_computations): Perform an RPO rather than a DOM walk.
27836 2016-01-26 Jakub Jelinek <jakub@redhat.com>
27839 * combine.c (combine_instructions): For REG_EQUAL note with
27840 SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
27841 to the underlying register.
27842 * doc/rtl.texi (REG_EQUAL): Document the behavior of
27843 REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
27845 2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com>
27848 * config/aarch64/aarch64-builtins.c
27849 (aarch64_init_simd_builtin_types): Do not set structural
27850 equality to __Poly{8,16,64,128}_t types.
27852 2016-01-26 Richard Sandiford <richard.sandiford@arm.com>
27854 PR tree-optimization/69400
27855 * wide-int.cc (wi_pack): Take the precision as argument and
27856 perform canonicalization here rather than in the callers.
27857 Use the main loop to handle all full-width HWIs. Add a
27858 zero HWI if in_len isn't a full result.
27859 (wi::divmod_internal): Update accordingly.
27860 (wi::mul_internal): Likewise. Simplify.
27862 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
27863 Sebastian Pop <s.pop@samsung.com>
27865 * graphite-poly.c (apply_poly_transforms): Simplify.
27866 (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
27867 (print_isl_map): Same.
27868 (print_isl_union_map): Same.
27869 (print_isl_schedule): New.
27870 (debug_isl_schedule): New.
27871 * graphite-dependences.c (scop_get_reads): Do not call
27872 isl_union_map_add_map that is undocumented isl functionality.
27873 (scop_get_must_writes): Same.
27874 (scop_get_may_writes): Same.
27875 (scop_get_original_schedule): Remove.
27876 (scop_get_dependences): Do not call isl_union_map_compute_flow that
27877 is deprecated in isl 0.15. Instead, use isl_union_access_* interface.
27878 (compute_deps): Remove.
27879 * graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
27880 (debug_schedule_ast): New.
27881 (translate_isl_ast_to_gimple::scop_to_isl_ast): Call
27882 set_separate_option.
27883 (graphite_regenerate_ast_isl): Add dump.
27884 (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
27885 from scop->transformed_schedule.
27886 (graphite_regenerate_ast_isl): Add more dump.
27887 * graphite-optimize-isl.c (optimize_isl): Set
27888 scop->transformed_schedule. Check whether schedules are equal.
27889 (apply_poly_transforms): Move here.
27890 * graphite-poly.c (apply_poly_transforms): ... from here.
27891 (free_poly_bb): Static.
27892 (free_scop): Static.
27893 (pbb_number_of_iterations_at_time): Remove.
27894 (print_isl_ast): New.
27895 (debug_isl_ast): New.
27896 (debug_scop_pbb): New.
27897 * graphite-scop-detection.c (print_edge): Move.
27898 (print_sese): Move.
27899 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
27900 (build_scop_scattering): Remove.
27901 (create_pw_aff_from_tree): Assert instead of bailing out.
27902 (add_condition_to_pbb): Remove unused code, do not fail.
27903 (add_conditions_to_domain): Same.
27904 (add_conditions_to_constraints): Remove.
27905 (build_scop_context): New.
27906 (add_iter_domain_dimension): New.
27907 (build_iteration_domains): Initialize pbb->iterators.
27908 Call add_conditions_to_domain.
27911 (index_outermost_in_loop): New.
27912 (index_pbb_in_loop): New.
27913 (outermost_pbb_in): New.
27914 (add_in_sequence): New.
27915 (add_outer_projection): New.
27916 (outer_projection_mupa): New.
27917 (add_loop_schedule): New.
27918 (build_schedule_pbb): New.
27919 (build_schedule_loop): New.
27920 (embed_in_surrounding_loops): New.
27921 (build_schedule_loop_nest): New.
27922 (build_original_schedule): New.
27923 (build_poly_scop): Call build_original_schedule.
27924 * graphite.h: Declare print_isl_schedule and debug_isl_schedule.
27925 (free_poly_dr): Remove.
27926 (struct poly_bb): Add iterators. Remove schedule, transformed, saved.
27927 (free_poly_bb): Remove.
27928 (debug_loop_vec): Remove.
27929 (print_isl_ast): Declare.
27930 (debug_isl_ast): Declare.
27931 (scop_do_interchange): Remove.
27932 (scop_do_strip_mine): Remove.
27933 (scop_do_block): Remove.
27934 (flatten_all_loops): Remove.
27935 (optimize_isl): Remove.
27936 (pbb_number_of_iterations_at_time): Remove.
27937 (debug_scop_pbb): Declare.
27938 (print_schedule_ast): Declare.
27939 (debug_schedule_ast): Declare.
27940 (struct scop): Remove schedule. Add original_schedule,
27941 transformed_schedule.
27942 (free_gimple_poly_bb): Remove.
27943 (print_generated_program): Remove.
27944 (debug_generated_program): Remove.
27945 (unify_scattering_dimensions): Remove.
27946 * sese.c (print_edge): ... here.
27947 (print_sese): ... here.
27948 (debug_edge): ... here.
27949 (debug_sese): ... here.
27950 * sese.h (print_edge): Declare.
27951 (print_sese): Declare.
27952 (dump_edge): Declare.
27953 (dump_sese): Declare.
27955 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
27956 Sebastian Pop <s.pop@samsung.com>
27958 * Makefile.in: Set ISLVER in site.exp.
27960 2016-01-25 Jakub Jelinek <jakub@redhat.com>
27962 * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
27963 DECL_VALUE_EXPR of new_var even for the non-array case. Look
27964 through DECL_VALUE_EXPR for expansion.
27966 2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
27968 * config/mips/mips.c (mips_compute_frame_info): Skip re-computing
27969 the frame info after reload completed.
27971 2016-01-25 Jeff Law <law@redhat.com>
27973 PR tree-optimization/69196
27974 PR tree-optimization/68398
27975 * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
27976 tree-ssa-threadupdate.c.
27977 (determine_bb_domination_status): Prototype
27978 * tree-ssa-threadupdate.c (enum bb_dom_status): Remove
27979 (determine_bb_domination_status): No longer static.
27980 (valid_jump_thread_path): Remove code to detect characteristics
27981 of the jump thread path not associated with correctness.
27982 * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
27983 Correct test for thread path length. Count PHIs for real operands as
27984 statements that need to be copied. Do not count ASSERT_EXPRs.
27985 Look at all the blocks in the thread path. Compute and selectively
27986 filter thread paths based on threading through the latch, threading
27987 a multiway branch or crossing a multiway branch.
27989 2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
27991 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add
27992 decl with __attribute__ ((unused)) annotation.
27994 2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
27997 * tree-vect-stmts.c (vectorizable_condition): Check vectype
27998 of operands is compatible with a statement vectype.
28000 2016-01-25 Eric Botcazou <ebotcazou@adacore.com>
28002 * doc/extend.texi (scalar_storage_order type attribute): Fix typo and
28003 improve wording for mixed storage order support.
28005 2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com>
28007 * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
28008 (vcvt_u64_f64): Likewise.
28009 (vcvta_s64_f64): Likewise.
28010 (vcvta_u64_f64): Likewise.
28011 (vcvtm_s64_f64): Likewise.
28012 (vcvtm_u64_f64): Likewise.
28013 (vcvtn_s64_f64): Likewise.
28014 (vcvtn_u64_f64): Likewise.
28015 (vcvtp_s64_f64): Likewise.
28016 (vcvtp_u64_f64): Likewise.
28018 2016-01-25 Claudiu Zissulescu <claziss@synopsys.com>
28020 * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
28021 (arc_init): Check validity mll64 option.
28022 (arc_save_restore): Use double load/store instruction.
28023 (arc_expand_movmem): Likewise.
28024 (arc_split_move): Don't split if we have double load/store
28025 instructions. Returns a boolean.
28026 (arc_process_double_reg_moves): Change function to return boolean
28027 instead of a sequence of instructions.
28028 (arc_dwarf_register_span): New function.
28029 * config/arc/arc-protos.h (arc_split_move): Change prototype.
28030 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
28031 * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
28032 (*movdf_insn): Likewise.
28033 * config/arc/arc.opt (mll64): New option.
28034 * config/arc/predicates.md (even_register_operand): New predicate.
28035 * doc/invoke.texi (ARC Options): Add mll64 documentation.
28037 2016-01-25 Richard Biener <rguenther@suse.de>
28040 * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
28041 * tree-streamer-out.c (pack_ts_base_value_fields): Stream
28043 * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
28045 2016-01-25 Richard Biener <rguenther@suse.de>
28047 PR tree-optimization/69376
28048 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
28050 (VN_INFO_ANTI_RANGE_P): New inline.
28051 (VN_INFO_RANGE_TYPE): Likewise.
28052 * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
28053 SSA_NAME_ANTI_RANGE_P.
28054 (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
28055 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
28056 Properly query VN_INFO_RANGE_TYPE.
28058 2016-01-25 Nick Clifton <nickc@redhat.com>
28061 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
28063 2016-01-23 Tom de Vries <tom@codesourcery.com>
28065 PR tree-optimization/69426
28066 * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
28069 2016-01-23 Jakub Jelinek <jakub@redhat.com>
28071 * tree-ssanames.c (release_free_names_and_compact_live_names): Replace
28072 "the the" with "the" in the comments.
28073 * ipa-devirt.c (build_type_inheritance_graph,
28074 update_type_inheritance_graph): Likewise.
28075 * tree.c (build_function_type_list_1): Likewise.
28076 * cfgloopmanip.c (scale_loop_profile): Likewise.
28077 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
28078 * gimple-ssa-split-paths.c
28079 (find_block_to_duplicate_for_splitting_paths): Likewise.
28080 * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
28081 * expr.c (convert_move): Likewise.
28082 * var-tracking.c (vt_stack_adjustments): Likewise.
28083 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
28084 * tree-vrp.c (test_for_singularity): Likewise.
28086 * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
28087 directly instead of building a temporary tree.
28090 * genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
28091 remove <algorithm> include.
28093 2016-01-22 Jakub Jelinek <jakub@redhat.com>
28096 * config/i386/i386.c: Include dojump.h.
28097 (expand_small_movmem_or_setmem,
28098 expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
28100 (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
28101 if dynamic_check != -1.
28103 2016-01-21 Jeff Law <law@redhat.com>
28105 PR middle-end/69347
28106 * tree-ssa-dom.c (back_propagate_equivalences): Factored out of
28107 record_temporary_equivalences. Rewritten to avoid unnecessary calls
28108 into dominated_by_p.
28109 (cprop_into_successor_phis): Avoid unnecessary tests.
28111 2016-01-22 Richard Henderson <rth@redhat.com>
28114 * config/aarch64/aarch64.md (UNSPEC_NZCV): New.
28115 (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
28117 2016-01-22 Michael Matz <matz@suse.de>
28119 * system.h (string, algorithm): Include only conditionally.
28120 (new): Include always under C++.
28121 * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
28122 * final.c (toplevel): Ditto.
28123 * ipa-chkp.c (toplevel): Define INCLUDE_STRING.
28124 * genconditions.c (write_header): Make gencondmd.c define
28126 * mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
28128 * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
28129 * common/config/aarch64/aarch64-common.c (toplevel): Ditto.
28131 2016-01-22 Christian Bruel <christian.bruel@st.com>
28134 * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
28136 2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
28139 * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
28140 define_insn_and_split. Ensure operands[1] and operands[0] do not
28141 get assigned the same register.
28143 2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org>
28145 * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
28147 2016-01-22 Christian Bruel <christian.bruel@st.com>
28149 * config/arm/arm-c.c (arm_pragma_target_parse):
28150 Remove warn_builtin_macro_redefined overwrite.
28152 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
28154 * ipa-inline.c (can_inline_edge_p): Back out overzealous check on
28155 flag_non_call_exceptions compatibility.
28157 2016-01-22 Jakub Jelinek <jakub@redhat.com>
28160 * dwarf2out.c (add_child_die_after): New function.
28161 (dwarf_qual_info_t): New type.
28162 (dwarf_qual_info): New variable.
28163 (qualified_die_p): New function.
28164 (modified_type_die): For -fdebug-types-section, ensure
28165 canonical order of qualifiers. Put qualified DIEs adjacent
28166 to the corresponding non-qualified type DIE and search there
28167 for existing qualified DIEs.
28169 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
28171 * doc/extend.texi (scalar_storage_order type attribute): Document
28172 restriction on type punning and aliasing, and remove future tense.
28174 2016-01-21 Roman Zhuykov <zhroma@ispras.ru>
28177 * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new
28180 2016-01-21 Jeff Law <law@redhat.com>
28182 PR middle-end/69347
28183 * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
28184 useless call to record_temporary_equivalences.
28185 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
28186 allocate 10 slots in the bb_path vector and let it grow as needed.
28187 (fsm_find_control_statement_thread_paths): Similarly for the next_path
28190 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
28192 * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
28194 * configure: Regenerate.
28196 2016-01-21 Pat Haugen <pthaugen@us.ibm.com>
28198 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
28199 * config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
28201 2016-01-21 Bernd Schmidt <bschmidt@redhat.com>
28203 PR middle-end/66178
28204 * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
28205 drop EXPAND_INITIALIZER.
28206 * rtl.h (contains_symbolic_reference_p): Declare.
28207 * rtlanal.c (contains_symbolic_reference_p): New function.
28208 * simplify-rtx.c (simplify_binary_operation_1): Don't turn
28209 a subtraction into a NOT if symbolic constants are involved.
28211 2016-01-21 Anton Blanchard <anton@samba.org>
28212 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
28215 * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
28217 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
28220 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
28222 * config/microblaze/microblaze.c
28223 (get_branch_target): New.
28224 (insert_wic_for_ilb_runout): New.
28226 (microblaze_machine_dependent_reorg): New.
28227 (TARGET_MACHINE_DEPENDENT_REORG): Define macro.
28228 * config/microblaze/microblaze.md
28229 (UNSPEC_IPREFETCH): Define.
28230 (iprefetch): New pattern
28231 * config/microblaze/microblaze.opt
28232 (mxl-prefetch): New flag.
28234 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
28236 * config/microblaze/microblaze.h
28237 (FIXED_REGISTERS): Update in macro.
28238 (CALL_USED_REGISTERS): Update in macro.
28240 2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com>
28242 PR rtl-optimization/68920
28243 * ifcvt.c (cond_move_process_if_block): Limit number of conditional
28246 2016-01-21 Vladimir Makarov <vmakarov@redhat.com>
28248 PR rtl-optimization/68990
28249 * lra-coalesce.c (lra_coalesce): Invalidate value for the result
28250 pseudo instead of inheritance ones.
28252 2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
28253 Nick Clifton <nickc@redhat.com>
28257 * config/mips/mips.c (mips_compute_frame_info): Initialise
28258 args_size and hard_frame_pointer_offset fields of the frame
28259 structure before calling mips_global_pointer.
28261 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
28263 * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
28265 * configure: Regenerate.
28267 2016-01-21 Richard Biener <rguenther@suse.de>
28269 * graphite-optimize-isl.c (get_schedule_map): Fix typo.
28271 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
28273 * config/s390/s390.c (s390_asm_declare_function_size): Add code
28274 to actually emit the .size directive.
28276 2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com>
28277 Jakub Jelinek <jakub@redhat.com>
28281 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
28282 args array size by one to avoid buffer overflow.
28284 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
28286 * config/s390/s390.md (pool_section_start): Use switch_to_section
28287 to select proper read-only data section instead of hardcoding
28289 (pool_section_end): Use switch_to_section to match the above.
28291 2016-01-21 Richard Biener <rguenther@suse.de>
28293 PR tree-optimization/69378
28294 * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
28295 (set_ssa_val_to): Use it for dominance checks taking into
28296 account not executable edges.
28298 2016-01-21 Jakub Jelinek <jakub@redhat.com>
28301 * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
28302 for bitsize instead of GET_MODE_PRECISION (mode).
28304 2016-01-20 Martin Sebor <msebor@redhat.com>
28307 * extend.texi (__sync Builtins): Clarify the semantics of
28308 __sync_fetch_and_OP built-ins on pointers.
28309 (__atomic Builtins): Same.
28311 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
28312 Sebastian Pop <s.pop@samsung.com>
28314 * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
28315 (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
28316 (is_valid_rename): Same.
28317 (translate_isl_ast_to_gimple::get_rename): Same.
28318 (translate_isl_ast_to_gimple::rename_all_uses): Same.
28319 (translate_isl_ast_to_gimple::rename_uses): Same.
28320 (get_new_name): Check for close_phi nodes.
28321 (copy_loop_phi_args): Use phi_node_kind.
28322 (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
28323 (translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
28325 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
28326 Sebastian Pop <s.pop@samsung.com>
28328 Revert commit r229783.
28329 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
28330 Remove use of parameter_rename_map.
28331 (copy_def): Remove.
28332 (copy_internal_parameters): Remove.
28333 (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
28334 * sese.c (new_sese_info): Do not initialize parameter_rename_map.
28335 (free_sese_info): Do not free parameter_rename_map.
28336 (set_rename): Do not use parameter_rename_map.
28337 (rename_uses): Update call to set_rename.
28338 (graphite_copy_stmts_from_block): Do not use parameter_rename_map.
28339 * sese.h (parameter_rename_map_t): Remove.
28340 (struct sese_info_t): Remove field parameter_rename_map.
28342 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
28343 Sebastian Pop <s.pop@samsung.com>
28345 * graphite-isl-ast-to-gimple.c: Fix comment.
28346 * graphite-scop-detection.c (defined_in_loop_p): New.
28347 (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
28348 names defined in loop.
28350 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
28351 Sebastian Pop <s.pop@samsung.com>
28353 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
28354 Discard unstructured if-then-else regions.
28356 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
28357 Sebastian Pop <s.pop@samsung.com>
28359 * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
28360 (cleanup_loop_iter_dom): Remove.
28361 (build_loop_iteration_domains): Remove.
28362 (build_scop_context): Remove.
28363 (build_scop_iteration_domain): Remove.
28364 (add_loop_constraints): New.
28365 (build_iteration_domains): New.
28366 (build_poly_scop): Call build_iteration_domains.
28368 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
28369 Sebastian Pop <s.pop@samsung.com>
28371 * graphite-scop-detection.c
28372 (scop_detection::harmful_loop_in_region): Free dom and loops.
28373 (scop_detection::loop_body_is_valid_scop): Free bbs.
28375 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
28376 Sebastian Pop <s.pop@samsung.com>
28378 * graphite-scop-detection.c (record_loop_in_sese): New.
28379 (gather_bbs::before_dom_children): Call record_loop_in_sese.
28380 (build_scops): Remove call to build_sese_loop_nests.
28381 * sese.c (sese_record_loop): Remove.
28382 (build_sese_loop_nests): Remove.
28383 (new_sese_info): Remove region->loops.
28384 (free_sese_info): Same.
28385 * sese.h (sese_contains_loop): Same.
28386 (build_sese_loop_nests): Remove.
28387 (sese_contains_loop): Remove.
28389 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
28390 Sebastian Pop <s.pop@samsung.com>
28392 * graphite-scop-detection.c (loop_is_valid_scop): Renamed
28393 loop_is_valid_in_scop.
28394 (scop_detection::harmful_stmt_in_region): Renamed
28395 harmful_loop_in_region.
28396 Call loop_is_valid_in_scop.
28398 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
28399 Sebastian Pop <s.pop@samsung.com>
28401 * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
28404 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
28405 Sebastian Pop <s.pop@samsung.com>
28407 * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
28408 * graphite.h (struct poly_bb): Remove field is_reduction.
28409 (PBB_IS_REDUCTION): Remove.
28411 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
28412 Sebastian Pop <s.pop@samsung.com>
28414 * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
28415 (add_pdr_constraints): Same.
28416 (scop_get_reads): Same.
28417 (scop_get_must_writes): Same.
28418 (scop_get_may_writes): Same.
28419 (scop_get_original_schedule): Same.
28420 (extend_schedule): Same.
28421 (apply_schedule_on_deps): Same.
28422 (carries_deps): Same.
28423 (compute_deps): Same.
28424 (scop_get_dependences): Same.
28425 * graphite-isl-ast-to-gimple.c
28426 (translate_isl_ast_to_gimple::generate_isl_schedule): Same.
28427 * graphite-optimize-isl.c (get_schedule_for_band): Same.
28428 (get_schedule_for_band_list): Same.
28429 (get_schedule_map): Same.
28430 (apply_schedule_map_to_scop): Same.
28431 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
28432 (build_loop_iteration_domains): Same.
28433 (add_condition_to_pbb): Same.
28434 (add_param_constraints): Same.
28435 (pdr_add_memory_accesses): Same.
28436 (pdr_add_data_dimensions): Same.
28438 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
28440 * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
28443 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
28445 * common.opt (feliminate-dwarf2-dups): Replace references to
28446 "DWARF 2" with just "DWARF".
28447 * config/ia64/ia64.opt (mdwarf2-asm): Likewise.
28448 * doc/extend.texi: Likewise.
28449 * doc/cpp.texi: Likewise.
28450 * doc/invoke.texi: Likewise.
28451 (Option Summary): Add -gdwarf to list of Debugging Options.
28452 (Debugging Options): Document -gdwarf.
28453 * doc/contrib.texi: Spell "DWARF" like that.
28455 2016-01-21 Jakub Jelinek <jakub@redhat.com>
28457 * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
28458 warning. Fix up formatting.
28460 PR middle-end/67653
28461 * gimplify.c (gimplify_asm_expr): Warn if it is too late to
28462 attempt to mark memory input operand addressable and
28463 call prepare_gimple_addressable in that case. Don't adjust
28464 input_location for diagnostics, use error_at instead.
28466 2016-01-20 Peter Bergner <bergner@vnet.ibm.com>
28468 * config/rs6000/ppc-auxv.h: New file.
28469 * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
28470 (cpu_is): Likewise.
28471 (cpu_supports): Likewise.
28472 * config/rs6000/rs6000.c: include "ppc-auxv.h".
28473 (cpu_is_info): New variable.
28474 (cpu_supports_info): Likewise.
28475 (tcb_verification_symbol): Likewise.
28476 (cpu_builtin_p): Likewise.
28477 (cpu_expand_builtin): New function.
28478 (rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
28479 (rs6000_init_builtins): Likewise.
28480 (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
28481 * config/rs6000/rs6000.h (TLS_REGNUM): New define.
28482 * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
28483 * configure: Regenerate.
28484 * config.in: Likewise.
28485 * doc/extend.texi (PowerPC Built-in Functions): Document
28486 __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
28488 2016-01-20 David Edelsohn <dje.gcc@gmail.com>
28491 * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
28493 * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
28496 2016-01-20 Richard Henderson <rth@redhat.com>
28502 * tree.c (tm_define_builtin): New.
28503 (find_tm_vector_type): New.
28504 (build_tm_vector_builtins): New.
28505 (build_common_builtin_nodes): Call it.
28507 2016-01-20 Christophe Lyon <christophe.lyon@linaro.org>
28509 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
28510 (arm_fp_ok): Likewise.
28511 (arm_fp): Likewise.
28512 (arm_crypto): Likewise.
28514 2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com>
28515 Richard Biener <rguenther@suse.de>
28517 PR tree-optimization/69328
28518 * tree-vect-stmts.c (vect_is_simple_cond): Check compared
28519 vectors have same number of elements.
28520 (vectorizable_condition): Fix masked version recognition.
28522 2016-01-20 Richard Biener <rguenther@suse.de>
28524 PR tree-optimization/69345
28525 * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
28526 (VN_INFO_PTR_INFO): Likewise.
28527 * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
28528 info when it is equal between non-dominating SSA names.
28529 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
28530 Make sure to look at original SSA infos.
28532 2016-01-20 Jeff Law <law@redhat.com>
28535 * config/m68k/predicates.md (pow2_m1_operand): New predicate
28537 (reg_or_pow2_m1_operand): Call pow2_m1_operand.
28538 (pc_or_label_operand): New predicate.
28539 * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
28540 tests for small integers that are 2^n - 1.
28542 2016-01-20 Jonathan Wakely <jwakely@redhat.com>
28544 * doc/invoke.texi (Options Summary): Add '.' after @xref.
28546 2016-01-19 Jeff Law <law@redhat.com>
28548 PR middle-end/69347
28549 * tree-ssa-threadbackwards.c
28550 (fsm_find_control_statement_thread_paths): Do not try to lookup
28551 FSM paths for SSA_NAMEs appearing in abnormal PHIs.
28553 2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org>
28555 * doc/lto.texi: Remove text that says only Gold has linker plugin
28558 2016-01-19 Eric Botcazou <ebotcazou@adacore.com>
28560 * dwarf2out.c (need_endianity_attribute_p): New inline predicate.
28561 (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
28562 the DIE accordingly.
28563 (modified_type_die): Add REVERSE parameter and pass it recursively,
28564 as well as to base_type_die. Adjust presence check accordingly.
28565 (base_type_for_mode): Adjust call to modified_type_die.
28566 (add_type_attribute): Add REVERSE parameter and pass it to
28568 (generic_parameter_die): Adjust call to add_type_attribute.
28569 (add_scalar_info): Likewise.
28570 (add_subscript_info): Likewise.
28571 (gen_array_type_die): Likewise.
28572 (gen_descr_array_type_die): Likewise.
28573 (gen_entry_point_die): Likewise.
28574 (gen_enumeration_type_die): Likewise.
28575 (gen_formal_parameter_die): Likewise.
28576 (gen_subprogram_die): Likewise.
28577 (gen_variable_die ): Likewise.
28578 (gen_const_die): Likewise.
28579 (gen_field_die): Likewise.
28580 (gen_pointer_type_die): Likewise.
28581 (gen_reference_type_die): Likewise.
28582 (gen_ptr_to_mbr_type_die): Likewise.
28583 (gen_inheritance_die): Likewise.
28584 (gen_subroutine_type_die): Likewise.
28585 (gen_typedef_die): Likewise.
28586 (force_type_die): Adjust call to modified_type_die.
28588 2016-01-19 Sandra Loosemore <sandra@codesourcery.com>
28590 * doc/standards.texi: Copy-editing for grammar, markup, and sentence
28591 flow throughout the file. Fix broken link to Objective-C 2.0
28593 * doc/invoke.texi: More copy-editing; fix numerous typos and spelling
28596 2016-01-19 Wilco Dijkstra <wdijkstr@arm.com>
28598 * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
28600 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
28603 * ipa-devirt.c (is_cxa_pure_virtual_p): New function.
28604 (maybe_record_node): Record cxa_pure_virtual as the only possible
28605 target if there are not ohter candidates.
28606 (possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
28608 2016-01-19 Richard Biener <rguenther@suse.de>
28610 * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
28611 (get_memory_order): Likewise.
28613 2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com>
28615 * tree-vect-stmts.c (vectorizable_store): Check
28618 2016-01-19 David Malcolm <dmalcolm@redhat.com>
28621 * gcc.c (driver::decode_argv): Add call to
28622 init_opts_obstack before init_options_struct.
28623 * opts.c (init_opts_obstack): Remove idempotency.
28624 (init_options_struct): Replace call to init_opts_obstack
28625 with a gcc_assert to verify that it has already been called.
28626 * toplev.c (toplev::main): Add call to init_opts_obstack before
28627 calls to init_options_struct.
28628 (toplev::finalize): Move cleanup of opts_obstack next to
28629 cleanup of save_decoded_options, clearing the latter, and
28630 save_decoded_options_count.
28632 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
28635 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
28636 attribute to unconditional. Remove %? from output template.
28638 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
28639 Jiong Wang <jiong.wang@arm.com>
28641 * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
28642 generated from different expand order.
28644 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
28646 * /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
28647 Add support for CCMP costing.
28649 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
28651 * ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
28652 * config/aarch64/aarch64.md (fccmp<mode>): New pattern.
28653 (fccmpe<mode>): Likewise.
28654 (fcmp): Rename to fcmp and globalize pattern.
28656 * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
28657 (aarch64_gen_ccmp_next): Add FP support.
28659 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
28661 * target.def (gen_ccmp_first): Update documentation.
28662 (gen_ccmp_next): Likewise.
28663 * doc/tm.texi (gen_ccmp_first): Update documentation.
28664 (gen_ccmp_next): Likewise.
28665 * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
28666 expand_ccmp_expr_1. Improve comments.
28667 * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
28668 (ccmp_ior<mode>): Remove pattern.
28669 (cmp<mode>): Remove expand.
28670 (cmp): Globalize pattern.
28671 (cstorecc4): Use cc_register.
28672 (mov<mode>cc): Remove ccmp_cc_register check.
28673 * config/aarch64/aarch64.c (aarch64_get_condition_code_1):
28674 Simplify after removal of CC_DNE/* modes.
28675 (aarch64_ccmp_mode_to_code): Remove.
28676 (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases.
28677 In 'k' case use integer as condition.
28678 (aarch64_nzcv_codes): Remove inverted cases.
28679 (aarch64_code_to_ccmode): Remove.
28680 (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct
28681 comparison with CC register to be used in folowing CCMP/branch/CSEL.
28682 (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
28683 pattern. Return the comparison with CC register. Invert conditions
28684 when bitcode is OR.
28685 * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
28686 * config/aarch64/predicates.md (ccmp_cc_register): Remove.
28688 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
28690 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
28691 instrumented_version.
28693 2016-01-19 Richard Biener <rguenther@suse.de>
28695 PR tree-optimization/69336
28696 * tree-ssa-scopedtables.c (avail_expr_hash): Handle all
28697 handled components with get_ref_base_and_extent.
28698 (equal_mem_array_ref_p): Adjust.
28700 2016-01-19 Jakub Jelinek <jakub@redhat.com>
28703 * shrink-wrap.c: Include valtrack.h.
28704 (move_insn_for_shrink_wrap): Add DEBUG argument. If
28705 MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
28706 in between insn and where it will be moved to. Call
28707 dead_debug_insert_temp.
28708 (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init
28709 first and dead_debug_local_finish at the end.
28710 For uses and defs bitmap, handle all regs in between REGNO and
28711 END_REGNO, not just the first one.
28713 2016-01-19 Richard Biener <rguenther@suse.de>
28715 PR tree-optimization/69352
28716 * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
28717 (equal_mem_array_ref_p): Constrain size and max size properly.
28718 Compare the reverse flag.
28720 2016-01-19 Bernd Schmidt <bschmidt@redhat.com>
28722 * ira.c (ira): Update regstat data if we deleted insns.
28724 2016-01-19 Jakub Jelinek <jakub@redhat.com>
28726 PR rtl-optimization/68955
28727 PR rtl-optimization/64557
28728 * dse.c (record_store, check_mem_read_rtx): Don't call get_addr
28729 here. Fix up formatting.
28730 * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
28732 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
28735 * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
28736 assume that the node has body.
28737 * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
28740 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
28742 * lto-streamer-out.c (lto_output): Do not stream instrumentation
28745 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
28747 * symtab.c (symtab_node::asm_name): Do not call printable name directly.
28748 (symtab_node::name): Report name as unnamed if DECL_NAME is not set.
28750 2016-01-19 Martin Jambor <mjambor@suse.cz>
28751 Martin Liska <mliska@suse.cz>
28752 Michael Matz <matz@suse.de>
28754 * Makefile.in (OBJS): Add new source files.
28755 (GTFILES): Add hsa.c.
28756 * common.opt (disable_hsa): New variable.
28757 (-Whsa): New warning.
28758 * config.in (ENABLE_HSA): New.
28759 * configure.ac: Treat hsa differently from other accelerators.
28760 (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
28761 $enable_offloading.
28762 (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
28763 * doc/install.texi (Configuration): Document --with-hsa-runtime,
28764 --with-hsa-runtime-include, --with-hsa-runtime-lib and
28765 --with-hsa-kmt-lib.
28766 * doc/invoke.texi (-Whsa): Document.
28767 (hsa-gen-debug-stores): Likewise.
28768 * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
28769 to invoke offload compiler for hsa acclerator.
28770 * opts.c (common_handle_option): Determine whether HSA offloading
28771 should be performed.
28772 * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
28773 * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
28774 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
28775 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
28776 * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
28777 * gimple-pretty-print.c (dump_gimple_omp_for): Also handle
28778 GF_OMP_FOR_KIND_GRID_LOOP.
28779 (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
28780 (pp_gimple_stmt_1): Likewise.
28781 * gimple-walk.c (walk_gimple_stmt): Likewise.
28782 * gimple.c (gimple_build_omp_grid_body): New function.
28783 (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
28784 * gimple.def (GIMPLE_OMP_GRID_BODY): New.
28785 * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
28786 GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
28787 GF_OMP_TEAMS_GRID_PHONY.
28788 (gimple_statement_omp_single_layout): Updated comments.
28789 (gimple_build_omp_grid_body): New function.
28790 (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
28791 (gimple_omp_for_grid_phony): New function.
28792 (gimple_omp_for_set_grid_phony): Likewise.
28793 (gimple_omp_parallel_grid_phony): Likewise.
28794 (gimple_omp_parallel_set_grid_phony): Likewise.
28795 (gimple_omp_teams_grid_phony): Likewise.
28796 (gimple_omp_teams_set_grid_phony): Likewise.
28797 (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
28798 * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
28799 (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
28800 (BUILT_IN_GOMP_TARGET): Updated type.
28801 * omp-low.c: Include symbol-summary.h, hsa.h and params.h.
28802 (adjust_for_condition): New function.
28803 (get_omp_for_step_from_incr): Likewise.
28804 (extract_omp_for_data): Moved parts to adjust_for_condition and
28805 get_omp_for_step_from_incr.
28806 (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
28807 (fixup_child_record_type): Bail out if receiver_decl is NULL.
28808 (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
28809 (scan_omp_parallel): Do not create child functions for phony
28811 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
28812 (scan_omp_1_op): Checking assert we are not remapping to
28813 ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY.
28814 (parallel_needs_hsa_kernel_p): New function.
28815 (expand_parallel_call): Register apprpriate parallel child
28816 functions as HSA kernels.
28817 (grid_launch_attributes_trees): New type.
28818 (grid_attr_trees): New variable.
28819 (grid_create_kernel_launch_attr_types): New function.
28820 (grid_insert_store_range_dim): Likewise.
28821 (grid_get_kernel_launch_attributes): Likewise.
28822 (get_target_argument_identifier_1): Likewise.
28823 (get_target_argument_identifier): Likewise.
28824 (get_target_argument_value): Likewise.
28825 (push_target_argument_according_to_value): Likewise.
28826 (get_target_arguments): Likewise.
28827 (expand_omp_target): Call get_target_arguments instead of looking
28828 up for teams and thread limit.
28829 (grid_expand_omp_for_loop): New function.
28830 (grid_arg_decl_map): New type.
28831 (grid_remap_kernel_arg_accesses): New function.
28832 (grid_expand_target_kernel_body): New function.
28833 (expand_omp): Call it.
28834 (lower_omp_for): Do not emit phony constructs.
28835 (lower_omp_taskreg): Do not emit phony constructs but create for them
28836 a temporary variable receiver_decl.
28837 (lower_omp_taskreg): Do not emit phony constructs.
28838 (lower_omp_teams): Likewise.
28839 (lower_omp_grid_body): New function.
28840 (lower_omp_1): Call it.
28841 (grid_reg_assignment_to_local_var_p): New function.
28842 (grid_seq_only_contains_local_assignments): Likewise.
28843 (grid_find_single_omp_among_assignments_1): Likewise.
28844 (grid_find_single_omp_among_assignments): Likewise.
28845 (grid_find_ungridifiable_statement): Likewise.
28846 (grid_target_follows_gridifiable_pattern): Likewise.
28847 (grid_remap_prebody_decls): Likewise.
28848 (grid_copy_leading_local_assignments): Likewise.
28849 (grid_process_kernel_body_copy): Likewise.
28850 (grid_attempt_target_gridification): Likewise.
28851 (grid_gridify_all_targets_stmt): Likewise.
28852 (grid_gridify_all_targets): Likewise.
28853 (execute_lower_omp): Call grid_gridify_all_targets.
28854 (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
28855 * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
28856 (tree_omp_clause): Added union field dimension.
28857 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
28858 * tree.c (omp_clause_num_ops): Added number of arguments of
28859 OMP_CLAUSE__GRIDDIM_.
28860 (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
28861 (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
28862 * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
28863 (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
28864 (OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
28865 (OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
28866 * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
28867 * tree-pass.h (make_pass_gen_hsail): Declare.
28868 (make_pass_ipa_hsa): Likewise.
28869 * ipa-hsa.c: New file.
28870 * lto-section-in.c (lto_section_name): Add hsa section name.
28871 * lto-streamer.h (lto_section_type): Add hsa section.
28872 * timevar.def (TV_IPA_HSA): New.
28873 * hsa-brig-format.h: New file.
28874 * hsa-brig.c: New file.
28875 * hsa-dump.c: Likewise.
28876 * hsa-gen.c: Likewise.
28879 * toplev.c (compile_file): Call hsa_output_brig.
28880 * hsa-regalloc.c: New file.
28882 2016-01-18 Jeff Law <law@redhat.com>
28884 PR tree-optimization/69320
28885 * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
28886 ranged object, do nothing if the RHS constant is not [0..1].
28887 (optimize_stmt): Comparing a boolean ranged object against a
28888 constant outside [0..1] results in a compile-time constant.
28890 * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
28893 2016-01-18 Sandra Loosemore <sandra@codesourcery.com>
28895 * doc/invoke.texi (Invoking GCC): Add new section to menu.
28896 (Option Summary): Update to reflect new section and moved options.
28897 (C++ Dialect Options): Move -fstats to new section.
28898 (Debugging Options): Move all dump, statistics, and other GCC
28899 developer options to new section. Rewrite section introduction
28900 and re-order remaining options to put the more basic ones first.
28901 (Optimization Options): Move -fira-verbose and -flto-report* to
28903 (Developer Options): New section incorporating moved options.
28904 * doc/cppopts.texi (-dM): Update cross-reference.
28906 2016-01-18 Richard Henderson <rth@redhat.com>
28909 * config/aarch64/aarch64.md (add<GPI>3): Move long immediate
28910 operands to pseudo only if CSE is expected. Split long immediate
28911 operands only after reload, and for the stack pointer.
28912 (*add<GPI>3_pluslong): Remove.
28913 (*addsi3_aarch64, *adddi3_aarch64): Merge into...
28914 (*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative.
28915 (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
28916 (*add<GPI>3 peepholes): New.
28917 (*add<GPI>3 splitters): New.
28918 * config/aarch64/constraints.md (Upl): New.
28919 * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
28921 2016-01-18 Richard Biener <rguenther@suse.de>
28923 PR tree-optimization/69297
28924 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
28926 (vect_bb_vectorization_profitable_p): Clear visited flag again.
28928 2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com>
28930 PR middle-end/68542
28931 * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
28932 of mixind vector and scalar types.
28933 (fold_relational_const): Add handling of vector
28934 comparison with boolean result.
28935 * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
28936 comparison of vector operands with boolean result for EQ/NE only.
28937 (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
28938 (verify_gimple_cond): Likewise.
28939 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
28942 2016-01-18 Joseph Myers <joseph@codesourcery.com>
28944 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
28947 2016-01-18 Richard Biener <rguenther@suse.de>
28949 PR middle-end/69308
28950 * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
28952 2016-01-18 Tom de Vries <tom@codesourcery.com>
28954 * passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
28956 2016-01-18 Tom de Vries <tom@codesourcery.com>
28958 * omp-low.c (set_oacc_fn_attrib): Make extern.
28959 * omp-low.h (set_oacc_fn_attrib): Declare.
28960 * tree-parloops.c (struct reduction_info): Add reduc_addr field.
28961 (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
28962 (create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
28963 Add and handle function parameter oacc_kernels_p.
28964 (find_reduc_addr, get_omp_data_i_param): New function.
28965 (ref_conflicts_with_region, oacc_entry_exit_ok_1)
28966 (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
28967 (parallelize_loops): Add and handle function parameter oacc_kernels_p.
28968 Calculate dominance info. Skip loops that are not in a kernels region
28969 in oacc_kernels_p mode. Skip inner loops of parallelized loops.
28970 (pass_parallelize_loops::execute): Call parallelize_loops with
28971 oacc_kernels_p argument.
28972 (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
28973 New member function.
28974 (pass_parallelize_loops::bool oacc_kernels_p): New member var.
28975 * passes.def: Add argument to pass_parallelize_loops instantation.
28977 2016-01-18 Tom de Vries <tom@codesourcery.com>
28979 * tree-parloops.c (pass_parallelize_loops::execute): Allow
28980 pass_parallelize_loops to be run outside the loop pipeline.
28982 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
28984 * tree-scalar-evolution.c (follow_copies_to_constant): New.
28985 (analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
28987 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
28990 * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
28991 using get_ref_base_and_extent.
28992 (equal_mem_array_ref_p): New.
28993 (hashable_expr_equal_p): Add call to previous.
28995 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
28998 * tree-sra.c (disqualified_constants, constant_decl_p): New.
28999 (sra_initialize): Allocate disqualified_constants.
29000 (sra_deinitialize): Free disqualified_constants.
29001 (disqualify_candidate): Update disqualified_constants when appropriate.
29002 (create_access): Scan for constant-pool entries as we go along.
29003 (scalarizable_type_p): Add check against type_contains_placeholder_p.
29004 (maybe_add_sra_candidate): Allow constant-pool entries.
29005 (load_assign_lhs_subreplacements): Bind debug for constant pool vars.
29006 (initialize_constant_pool_replacements): New.
29007 (sra_modify_assign): Avoid mangling assignments created by previous,
29008 and don't generate writes into constant pool.
29009 (sra_modify_function_body): Call initialize_constant_pool_replacements.
29011 2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com>
29013 * config/i386/i386.c (scalar_to_vector_candidate_p): Support
29014 andnot instruction.
29015 (scalar_chain::convert_op): Likewise.
29016 * config/i386/i386.md (*andndi3_doubleword): New.
29018 2016-01-18 Richard Biener <rguenther@suse.de>
29020 PR tree-optimization/69170
29021 * tree-vect-slp.c (vect_build_slp_tree): Verify we are not
29022 building a vector from scalar results of a pattern stmt.
29024 2016-01-18 Jakub Jelinek <jakub@redhat.com>
29026 * haifa-sched.c (autopref_multipass_init): Work around
29027 -Wmaybe-uninitialized warning.
29029 2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
29031 * config/arm/arm.c (thumb1_reorg): Check that the comparison is
29032 against the constant 0.
29034 2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
29036 PR tree-optimization/68799
29037 * gimple-ssa-strength-reduction.c (create_phi_basis): Directly
29038 look up phi candidates in the statement-candidate map.
29039 (phi_add_costs): Likewise.
29040 (record_phi_increments): Likewise.
29041 (phi_incr_cost): Likewise.
29042 (ncd_with_phi): Likewise.
29043 (all_phi_incrs_profitable): Likewise.
29045 2016-01-17 Jakub Jelinek <jakub@redhat.com>
29047 * omp-low.c (mark_loops_in_oacc_kernels_region): Work around
29048 -Wmaybe-uninitialized warning.
29050 2016-01-16 Sandra Loosemore <sandra@codesourcery.com>
29052 * doc/invoke.texi (Invoking GCC): Add new section to menu.
29053 (Option Summary): Update to reflect new section and moved options.
29054 (C++ Dialect Options): Move -fvtable-verify and related options.
29055 (Debugging Options): Move Sanitizer, Pointer Bounds Checker,
29056 and profiling-related options.
29057 (Optimization Options): Move profile generation options and
29058 -fstack-protector and related options.
29059 (Instrumentation Options): New section incorporating moved options.
29060 (Code Generation Options): Move -finstrument-functions and
29061 related options, -fstack-check, -fstack-limit*, and -fbounds-check.
29063 2016-01-16 Tom de Vries <tom@codesourcery.com>
29065 * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
29067 2016-01-16 Tom de Vries <tom@codesourcery.com>
29069 * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt.
29071 2016-01-16 Richard Sandiford <richard.sandiford@arm.com>
29073 * hash-table.h (hash_table::empty): Turn into an inline wrapper
29074 that checks whether the table is already empty. Rename the
29075 original implementation to...
29076 (hash_table::empty_slot): ...this new private function.
29078 2016-01-15 David Malcolm <dmalcolm@redhat.com>
29080 PR diagnostic/68899
29081 * diagnostic-show-locus.c (layout::print_source_line): Move x
29082 offset of line until after call to
29083 get_line_width_without_trailing_whitespace.
29085 2016-01-15 Jeff Law <law@redhat.com>
29087 PR tree-optimization/69270
29088 * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
29089 tree-ssa-dom.c. Improve test for [0..1] ranve from VRP.
29090 * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
29091 * tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
29092 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
29093 ssa_name_has_boolean_range and constant_boolean_node.
29095 2016-01-15 Vladimir Makarov <vmakarov@redhat.com>
29097 PR rtl-optimization/69030
29098 * lra-spills.c (remove_pseudos): Check nrefs and make the function
29100 (spill_pseudos): Delete debug insn for dead pseudo.
29101 (lra_spill): Initiate spill_hard_reg and slots memory separately.
29103 2016-01-15 Jiong Wang <jiong.wang@arm.com>
29105 * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
29107 (TYPES_UNOPUS): Likewise.
29108 * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
29109 builtin type, from UNOP to UNOPUS.
29110 (lbtruncuv4sf): Likewise.
29111 (lbtruncuv2df): Likewise.
29112 (lrounduv2sf): Likewise.
29113 (lrounduv4sf): Likewise.
29114 (lrounduv2df): Likewise.
29115 (lroundusf): Likewise.
29116 (lroundusf): Likewise.
29117 (lceiluv2sf): Likewise.
29118 (lceiluv4sf): Likewise.
29119 (lceiluv2df): Likewise.
29120 (lceilusf): Likewise.
29121 (lceiludf): Likewise.
29122 (lflooruv2sf): Likewise.
29123 (lflooruv4sf): Likewise.
29124 (lflooruv2df): Likewise.
29125 (lfloorusf): Likewise.
29126 (lfloorudf): Likewise.
29127 (lfrintnuv2sf): Likewise.
29128 (lfrintnuv4sf): Likewise.
29129 (lfrintnuv2df): Likewise.
29130 (lfrintnusf): Likewise.
29131 (lfrintnudf): Likewise.
29132 * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
29134 (vcvtq_u32_f32): Likewise.
29135 (vcvtq_u64_f64): Likewise.
29136 (vcvta_u32_f32): Likewise.
29137 (vcvtaq_u32_f32): Likewise.
29138 (vcvtaq_u64_f64): Likewise.
29139 (vcvtm_u32_f32): Likewise.
29140 (vcvtmq_u32_f32): Likewise.
29141 (vcvtmq_u64_f64): Likewise.
29142 (vcvtn_u32_f32): Likwise.
29143 (vcvtnq_u32_f32): Likewise.
29144 (vcvtnq_u64_f64): Likewise.
29145 (vcvtp_u32_f32): Likewise.
29146 (vcvtpq_u32_f32): Likewise.
29147 (vcvtpq_u64_f64): Likewise.
29148 (vcvtmd_u64_f64): Likewise.
29149 (vcvtms_u32_f32): Likewise.
29150 (vcvtad_u64_f64): Likewise.
29151 (vcvtas_u32_f32): Likewise.
29152 (vcvtnd_u64_f64): Likewise.
29153 (vcvtns_u32_f32): Likewise.
29154 (vcvtpd_u64_f64): Likewise.
29155 (vcvtps_u32_f32): Likewise.
29157 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
29159 * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
29160 CSEL of zero_extended registers.
29162 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
29164 * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
29165 Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
29167 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
29169 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
29170 false when argument string is not found in the attributes table
29173 2016-01-15 David Edelsohn <dje.gcc@gmail.com>
29176 * config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
29177 (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
29178 * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
29179 precision estimate.
29181 2016-01-15 Richard Biener <rguenther@suse.de>
29183 PR tree-optimization/66856
29184 * tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
29185 * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
29186 (vect_create_new_slp_node): Increment stmt reference count.
29187 (vect_get_and_check_slp_defs): Make sure stmts are nor already in
29188 an SLP tree before swapping operands.
29189 (vect_build_slp_tree): Likewise.
29190 (destroy_bb_vec_info): Free stmt info after SLP instances.
29191 * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
29192 * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
29193 (STMT_VINFO_NUM_SLP_USES): New macro.
29195 2016-01-15 Richard Biener <rguenther@suse.de>
29198 * dwarf2out.c (add_linkage_name_raw): New function split out from ...
29199 (add_linkage_name): ... here.
29200 (gen_typedef_die): Use add_linkage_name_raw instead of
29201 add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
29204 2016-01-15 Cesar Philippidis <cesar@codesourcery.com>
29206 * gimplify.c (oacc_default_clause): Decode reference and pointer
29207 types for both kernels and parallel regions.
29209 2016-01-15 Richard Sandiford <richard.sandiford@arm.com>
29211 PR middle-end/69246
29212 * calls.c (emit_call_1): Force n_popped to zero for sibcalls.
29214 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
29216 * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
29217 (convert_scalars_to_vector): Likewise.
29219 2016-01-15 Jonathan Wakely <jwakely@redhat.com>
29221 * doc/extend.texi (Type Traits): Fix grammar.
29223 2016-01-15 Martin Jambor <mjambor@suse.cz>
29225 * tree-inline.c (remap_decl): Use existing dclarations if
29226 remapping a type and prevent_decl_creation_for_types.
29227 (replace_locals_stmt): Do an initial remapping of non-VLA typed
29228 decls first. Do real remapping with
29229 prevent_decl_creation_for_types set.
29230 * tree-inline.h (copy_body_data): New field
29231 prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
29234 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
29236 * config/s390/s390.opt (mmvcle): More verbose help text.
29238 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
29240 * config/s390/s390.opt: Add period to -mzvector option text.
29242 2016-01-15 Richard Biener <rguenther@suse.de>
29244 PR tree-optimization/68961
29245 * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
29246 of invariants in stores again.
29248 2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
29250 * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
29252 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
29254 * config/i386/i386.c (ix86_expand_branch): Don't split
29255 DI mode xor instruction to SI mode.
29257 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
29260 * ipa-icf.c (sem_function::merge): Virtual functions may become
29261 reachable even if they address is not taken and there are no
29264 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
29266 * lto-streamer-out.c (subtract_estimated_size): New function.
29267 (get_symbol_initial_value): Use it.
29269 2016-01-15 Christian Bruel <christian.bruel@st.com>
29272 * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
29273 (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
29274 (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
29275 use add_builtin_function_ext_scope instead of add_builtin_function.
29276 (neon_set_p, neon_crypto_set_p): Remove.
29277 (arm_init_builtins): Always call arm_init_neon_builtins and
29278 arm_init_crypto_builtins.
29279 (arm_expand_builtin): Check that builtins are allowed for the arch.
29280 * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
29281 * config/arm/arm.c (arm_valid_target_attribute_tree): Remove
29282 arm_init_neon_builtins call.
29284 2016-01-15 Richard Biener <rguenther@suse.de>
29286 PR tree-optimization/69117
29287 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
29288 * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
29289 of the leader conservatively.
29290 (free_scc_vn): Restore original SSA name infos.
29292 2016-01-14 Jeff Law <law@redhat.com>
29294 PR tree-optimization/69270
29295 * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
29296 single bit of precision, verify it's also unsigned.
29297 (record_edge_info): Use constant_boolean_node rather than fold_convert
29298 to convert boolean_true/boolean_false to the right type.
29300 2016-01-14 Richard Henderson <rth@redhat.com>
29303 * loop-doloop.c (record_reg_sets): New.
29304 (doloop_optimize): Reject the transform if the sequence
29305 clobbers registers live at the end of the loop block.
29306 (doloop_optimize_loops): Enable df_live if needed.
29308 2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
29310 * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
29311 * config/rs6000/rs6000.c: Likewise.
29312 * config/rs6000/rs6000.h: Likewise.
29313 * config/rs6000/rs6000.md: Likewise.
29314 * doc/extend.texi: Likewsie.
29316 2016-01-14 Jeff Law <law@redhat.com>
29318 * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
29321 2016-01-14 Richard Henderson <rth@redhat.com>
29325 * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
29326 * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
29327 instead of builtin_decl_declared_p to test for declaration.
29329 2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com>
29331 * doc/loop.texi (Loop Analysis and Representation): Document
29332 loop_depth function.
29334 2016-01-14 Tom de Vries <tom@codesourcery.com>
29336 PR tree-optimization/68773
29337 * omp-low.c (expand_omp_target): Don't set force_output.
29338 * varpool.c (varpool_node::get_create): Same.
29339 * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
29340 offload_funcs with force_output.
29342 2016-01-14 Jakub Jelinek <jakub@redhat.com>
29345 * lra-eliminations.c (move_plus_up): Don't change anything if either
29346 the outer or inner subreg mode is not MODE_INT.
29347 * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
29348 integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
29350 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
29352 * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
29353 reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
29354 reduc_uplus_@var{m}): Remove.
29355 * expr.c (expand_expr_real_2): Remove expansion path for
29356 reduc_[us](min|max|plus) optabs.
29357 * optabs-tree.c (scalar_reduc_to_vector): Remove.
29358 * optabs-tree.h (scalar_reduc_to_vector): Remove.
29359 * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
29360 reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
29361 * tree-vect-loop.c (vectorizable_reduction): Remove test for
29362 reduc_[us](min|max|plus) optabs.
29364 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
29366 * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
29367 (reduc_plus_scal_v2sf): New.
29368 (reduc_smax_v2sf): Rename to...
29369 (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
29370 (reduc_smin_v2sf): Rename to...
29371 (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
29373 2016-01-14 Jan Hubicka <hubicka@ucw.cz>
29375 * alias.c (compare_base_symbol_refs): New function.
29376 (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
29379 2016-01-14 Jakub Jelinek <jakub@redhat.com>
29381 PR middle-end/68146
29382 PR tree-optimization/69155
29383 * tree-complex.c: Include cfganal.h.
29384 (phis_to_revisit): New variable.
29385 (extract_component): Add phiarg_p argument. Assert that returned
29386 SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
29387 (update_phi_components): Partly rewrite to use loop over real/imag
29388 components instead of code duplication. If extract_component returns
29389 SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
29390 create_tmp_reg into the PHI node instead, and mention the phi triplet
29391 in phis_to_revisit.
29392 (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded
29393 in phis_to_revisit at the end.
29395 2016-01-14 Richard Biener <rguenther@suse.de>
29397 PR tree-optimization/68060
29398 * tree-vect-loop.c (vect_is_simple_reduction): Check the
29399 outer loop reduction is only used in the inner loop before
29400 detecting a double reduction.
29402 2016-01-14 Jakub Jelinek <jakub@redhat.com>
29405 * combine.c (expand_field_assignment): Punt if compute_mode is
29406 unsupported scalar mode.
29408 2016-01-14 Richard Biener <rguenther@suse.de>
29410 PR tree-optimization/66856
29411 * tree-vect-slp.c (vect_build_slp_tree): Refactor to build
29412 SLP node only if it built successfully.
29413 (vect_analyze_slp_instance): Adjust.
29415 2016-01-14 Jeff Law <law@redhat.com>
29417 PR tree-optimization/69270
29418 * tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
29419 (record_edge_info): Use it. Convert boolean_{true,false}_node
29420 to the type of op0.
29422 2016-01-13 Jan Hubicka <hubicka@ucw.cz>
29425 * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
29426 use block_ultimate_origin
29427 (noncall-stmt_may_be_vtbl_ptr_store): Likewise.
29429 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
29431 * doc/invoke.texi (Submodel Options): Rename section to
29432 "Machine-Dependent Options" to better reflect its content.
29433 Rewrite introductory text to remove archaic CPU names.
29436 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
29438 * doc/invoke.texi (Code Gen Options): Move section up in file,
29439 before target-specific options. Update menu and option summary
29440 to reflect the new section ordering.
29442 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
29444 * doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
29445 (C++ Dialect Options): Add cross-reference to -std option.
29446 * doc/standards.texi (C++ Language): Document C++14 support.
29448 2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
29450 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
29451 for pack/unpack functions for __ibm128.
29452 (PACK_IF): Likewise.
29453 (UNPACK_IF): Likewise.
29455 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
29456 support for __ibm128 pack/unpack functions.
29457 (rs6000_invalid_builtin): Likewise.
29458 (rs6000_init_builtins): Likewise.
29459 (rs6000_opt_masks): Likewise.
29461 * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
29462 (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
29464 (RS6000_BTM_COMMON): Likewise.
29466 * config/rs6000/rs6000.md (f128_vsx): New mode attribute.
29467 (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
29468 disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
29469 128-bit floating point. Add support for the double values to be
29470 in Altivec registers for TF/IF packing and unpacking, but restrict
29471 TD packing sub-fields to be FPR registers. Don't allow overlapped
29472 register support for packing. Allow pack inputs to be memory
29473 locations. Don't build generator functions for unpack<mode>_dm
29474 and unpack<mode>_nodm.
29475 (unpack<mode>_dm): Likewise.
29476 (unpack<mode>_nodm): Likewise.
29477 (pack<mode>): Likewise.
29479 * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
29480 built-in functions to pack/unpack explicit __ibm128 values.
29481 (__builtin_unpack_ibm128): Likewise.
29483 * doc/extend.texi (PowerPC Built-in Functions): Document
29484 __builtin_pack_ibm128 and __builtin_unpack_ibm128.
29486 2016-01-13 Bernd Schmidt <bschmidt@redhat.com>
29489 * c-common.c (check_function_nonnull): Remove unnecessary declaration.
29490 Add new arg loc and pass it down as context.
29491 (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
29492 to the location to use for the warning.
29493 (check_function_arguments): New arg loc. All callers changed. Pass
29494 it to check_function_nonnull.
29495 * c-common.h (check_function_arguments): Adjust declaration.
29497 2016-01-13 Jakub Jelinek <jakub@redhat.com>
29499 PR tree-optimization/69156
29500 * gimple.c (validate_type): Removed.
29501 (gimple_builtin_call_types_compatible_p): Use
29502 useless_type_conversion_p instead of validate_type.
29503 * value-prof.c (gimple_stringop_fixed_value): Fold
29504 icall_size to correct type.
29506 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
29508 * doc/extend.texi (__atomic Builtins): Clarify compare_exchange
29511 2016-01-13 Richard Henderson <rth@redhat.com>
29514 * target.def (builtin_tm_load, builtin_tm_store): Remove.
29515 * config/i386/i386.c (ix86_builtin_tm_load): Remove.
29516 (ix86_builtin_tm_store): Remove.
29517 (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
29518 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
29519 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
29520 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
29521 * doc/tm.texi: Rebuild.
29523 * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
29524 (BUILT_IN_TM_MEMCPY_RTWN): New.
29525 * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
29526 fallback from vector to integer helpers.
29527 (build_tm_load): Handle vector types directly, instead of
29529 (build_tm_store): Likewise.
29530 (expand_assign_tm): Prepare for register types not handled by
29531 the above. Copy them to memory and use memcpy.
29532 * tree.c (tm_define_builtin): New.
29533 (find_tm_vector_type): New.
29534 (build_tm_vector_builtins): New.
29535 (build_common_builtin_nodes): Call it.
29537 2016-01-13 Uros Bizjak <ubizjak@gmail.com>
29539 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
29540 TARGET_SSE_MATH without TARGET_SSE2. Rewrite.
29542 2016-01-13 Tom de Vries <tom@codesourcery.com>
29544 PR tree-optimization/69169
29545 * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
29546 handled_struct_type param.
29547 (create_variable_info_for, intra_create_variable_infos): Call
29548 create_variable_info_for_1 with extra arg.
29550 2016-01-13 Yvan Roux <yvan.roux@linaro.org>
29552 * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
29553 and "armv8.1-a+crc" entries.
29555 2016-01-13 Alexander Fomin <alexander.fomin@intel.com>
29558 * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
29559 Change first operand predicate from register_or_constm1_operand
29560 to register_operand.
29561 (define_expand "avx512pf_gatherpf<mode>df"): Likewise.
29562 (define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
29563 (define_expand "avx512pf_scatterpf<mode>df"): Likewise.
29564 (define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
29565 (define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
29566 (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
29567 (define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
29568 * config/i386/i386.c (ix86_expand_builtin): Remove first operand
29569 comparison with constm1_rtx from vec_prefetch_gen part.
29571 2016-01-13 Richard Biener <rguenther@suse.de>
29573 PR tree-optimization/69013
29574 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
29575 Exchange assert for a test.
29577 2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
29580 * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
29582 2016-01-13 Richard Biener <rguenther@suse.de>
29584 PR tree-optimization/69242
29585 * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
29586 assert with a check.
29588 2016-01-13 Richard Biener <rguenther@suse.de>
29590 PR tree-optimization/69186
29591 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
29592 Properly guard vect_update_misalignment_for_peel call.
29594 2016-01-12 Jeff Law <law@redhat.com>
29596 PR tree-optimization/pr67755
29597 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
29598 "need_profile_correction".
29599 (thread_block_1): Initialize new field to false by default. If we
29600 have multiple thread paths through a common joiner to different
29601 final targets, then set new field to true.
29602 (compute_path_counts): Only do count adjustment when it's really
29605 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
29607 * doc/invoke.texi (Spec Files): Move section down in file, past
29608 all command-line option descriptions.
29610 2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
29612 PR middle-end/54809
29613 * doc/gty.texi: Remove documentation of mark_hook.
29614 * gengtype.c (struct write_types_data): Remove code to support
29615 mark_hook attribute.
29616 (walk_type): Likewise.
29617 (write_func_for_structure): Likewise.
29619 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
29621 * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
29622 Directory Options, and -specs= to Overall Options.
29623 (Overall Options): Adjust similarly. Reorder to group related
29624 options together. Make -specs= cross-reference the spec file details.
29625 (Directory Options): Adjust similarly.
29627 2016-01-12 Jeff Law <law@redhat.com>
29629 * tree-ssa-threadupdate.c: Various whitespace and typo fixes.
29631 2016-01-12 Olivier Hainque <hainque@adacore.com>
29633 * gcc.c (spec_undefvar_allowed): New global.
29634 (process_command): Set to true when running for --version or --help,
29636 (getenv_spec_function): When the variable is not defined, use the
29637 variable name as the variable value if we're allowed not to issue
29640 2016-01-12 Bin Cheng <bin.cheng@arm.com>
29642 PR tree-optimization/68911
29643 * tree-vrp.c (adjust_range_with_scev): Check overflow in range
29644 information computed for expression "init + nit * step".
29646 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
29648 * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information
29649 about name of GCC executable. Remove deleted node from menu.
29650 (Directory Options) <-B>: Remove cross-reference to deleted node.
29651 (Target Options): Delete section.
29653 2016-01-12 Christian Bruel <christian.bruel@st.com>
29656 * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
29657 for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
29659 2016-01-12 Jakub Jelinek <jakub@redhat.com>
29662 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
29663 aligned_mem is properly set for AVX512-VL floating point masked
29667 * ifcvt.c (cond_exec_process_if_block): When removing the last
29668 insn from then_bb, remove also any possible barriers that follow it.
29670 2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
29674 * config/i386/iamcu.h (SIZE_TYPE): New macro.
29675 (PTRDIFF_TYPE): Likewise.
29676 (WCHAR_TYPE): Likewise.
29677 (WCHAR_TYPE_SIZE): Likewise.
29678 (STDINT_LONG32): Likewise.
29680 2016-01-12 Richard Biener <rguenther@suse.de>
29682 PR tree-optimization/69053
29683 * tree-vect-loop.c (get_initial_def_for_reduction): Properly
29684 convert initial value for cond reductions.
29686 2016-01-12 Richard Biener <rguenther@suse.de>
29688 PR tree-optimization/69007
29689 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
29690 widen_sum after dot_prod and sad.
29692 2016-01-12 Richard Biener <rguenther@suse.de>
29694 PR tree-optimization/69168
29695 * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
29696 pattern stmt SLP type.
29697 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
29698 end up unused so cope with that case.
29700 2016-01-12 Richard Biener <rguenther@suse.de>
29702 PR tree-optimization/69157
29703 * tree-vect-stmts.c (vectorizable_mask_load_store): Check
29704 stmts def type only during analyze phase.
29705 (vectorizable_call): Likewise.
29706 (vectorizable_simd_clone_call): Likewise.
29707 (vectorizable_conversion): Likewise.
29708 (vectorizable_assignment): Likewise.
29709 (vectorizable_shift): Likewise.
29710 (vectorizable_operation): Likewise.
29711 (vectorizable_store): Likewise.
29712 (vectorizable_load): Likewise.
29714 2016-01-12 Richard Biener <rguenther@suse.de>
29716 PR tree-optimization/69174
29717 * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
29719 (vectorizable_load): Properly compute the number of loads needed
29720 for permuted strided SLP loads and do not spuriously assign
29721 to SLP_TREE_VEC_STMTS.
29723 2016-01-12 Andris Pavenis <andris.pavenis@iki.fi>
29725 * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
29726 (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
29727 (MD_EXEC_PREFIX): Remove.
29728 (MD_STARTFILE_PREFIX) Removee.
29729 (FILE_NAME_ABSOLUTE_P): Remove.
29730 (CPP_SPEC): Do not read macros from sys/version.h.
29731 (LINK_COMMAND_SPEC): Remove.
29732 (LOCAL_INCLUDE_DIR): Remove.
29733 (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
29734 (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
29735 (POST_LINK_SPEC): Define to invoke stubify after linker
29736 (LIBSTDCXX): Remove define
29737 (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
29738 (DEFAULT_PCC_STRUCT_RETURN): Define to 1.
29739 (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
29740 (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
29741 (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
29742 (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
29743 (i386_djgpp_asm_named_section): Add propotype of new procedure
29745 * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
29746 (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
29747 (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
29748 in config/i386/djgpp.h).
29749 (STANDARD_STARTFILE_PREFIX_2): Define identical to
29750 STANDARD_STARTFILE_PREFIX_1.
29751 (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
29752 (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
29753 installation errors.
29754 (MAX_OFILE_ALIGNMENT): Define to 128.
29755 (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
29757 * config/i386/djgpp.c: New file. Add implementation of
29758 i386_djgpp_asm_named_section.
29760 * config/i386/djgpp.opt: Remove obsolete option -mbnu210.
29762 * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
29763 Add rule for building djgpp.o.
29765 2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
29767 * config/rs6000/rs6000.c (v2df_reduction_p): New function.
29768 (rtx_is_swappable_p): Reductions are swappable.
29769 (insn_is_swappable_p): V2DF reductions are swappable.
29771 2016-01-11 John David Anglin <danglin@gcc.gnu.org>
29773 * config/pa/pa.c (pa_emit_move_sequence): Handle floating point
29774 reloads for other unsupported memory operands.
29776 2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org>
29777 Jim Wilson <jim.wilson@linaro.org>
29780 * config/arm/arm-builtins.c (arm_expand_neon_args): Call
29781 copy_to_mode_reg instead of force_reg.
29783 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
29786 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
29787 TARGET_80387 is true.
29789 2016-01-11 Jakub Jelinek <jakub@redhat.com>
29792 * lra-eliminations.c (move_plus_up): Only move plus up
29793 if subreg of the constant can be simplified into constant
29794 and use the simplified subreg of the constant instead of
29795 the original constant.
29797 * fold-const.c (fold_convertible_p): Don't return true
29798 for conversion of VECTOR_TYPE to same sized integral type.
29799 (fold_convert_loc): Fix up formatting. Fold conversion of
29800 VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
29801 instead of NOP_EXPR.
29803 PR tree-optimization/69214
29804 * tree-vrp.c (simplify_cond_using_ranges): Don't propagate
29805 innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
29808 PR tree-optimization/69207
29809 * tree-vect-slp.c (vect_get_constant_vectors): For
29810 VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
29811 fold_convertible_p to vector_type's element type, and always
29812 use VCE for non-VECTOR_BOOLEAN_TYPE_P.
29814 2016-01-11 Richard Biener <rguenther@suse.de>
29816 PR tree-optimization/69173
29817 * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
29818 fixup the cycle if all stmts are in a pattern.
29820 2016-01-11 Uros Bizjak <ubizjak@gmail.com>
29822 PR middle-end/68999
29823 * alias.c (base_alias_check): Move check for addresses with
29824 alignment ANDs before the call for compare_base_decls.
29825 (memrefs_conflict_p): Return -1 for different decls
29826 that went through alignment adjustments.
29828 2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
29830 PR rtl-optimization/68796
29831 * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
29832 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
29833 and QImode comparisons against zero with CC_NZmode.
29834 * config/aarch64/iterators.md (short_mask): New mode_attr.
29836 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
29838 * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
29839 (<avx512>_store<mode>_mask): Likewise.
29841 2016-01-11 Bernd Schmidt <bschmidt@redhat.com>
29842 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
29844 PR rtl-optimization/68841
29845 * ifcvt.c (struct noce_if_info): Add orig_x field.
29846 (bbs_ok_for_cmove_arith): Add to_rename parameter.
29847 Don't record conflicts on to_rename if it's present.
29848 Allow memory destinations in sets.
29849 (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
29850 blocks, passing orig_x to the checks.
29851 (noce_process_if_block): Set if_info->orig_x appropriately.
29853 2016-01-11 Tom de Vries <tom@codesourcery.com>
29855 PR tree-optimization/69069
29856 * tree-parloops.c (create_parallel_loop): Add missing phi args.
29858 2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com>
29860 PR rtl-optimization/68920
29861 * config/i386/i386.c (ix86_option_override_internal): Restrict number
29862 of conditional moves for RTL if-conversion to 1 for
29863 TARGET_ONE_IF_CONV_INSN.
29864 * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
29865 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
29866 * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
29867 parameter to restirct number of conditional moves for
29869 * doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
29870 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
29873 2016-01-11 Alexandre Oliva <aoliva@redhat.com>
29876 * var-tracking.c (drop_overlapping_mem_locs): Operate on all
29877 onepart vars. Fix typo in comment. Fix reversed condition in
29879 (dataflow_set_remove_mem_locs): Operate on all onepart vars.
29882 * var-tracking.c (dump_onepart_variable_differences): New.
29883 (dataflow_set_different): If a detailed dump is requested,
29884 delay early returns and dump differences between onepart
29885 variables present before and after, and added variables.
29887 2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com>
29890 * expr.c (expand_expr_real_1): For boolean vector constants
29891 with a scalar mode use const_scalar_mask_from_tree.
29892 (const_scalar_mask_from_tree): New.
29893 * optabs.c (expand_vec_cond_mask_expr): Use mask mode
29894 assigned to a mask type to handle constants.
29896 2016-01-11 Martin Jambor <mjambor@suse.cz>
29899 * ipa-cp.c (estimate_local_effects): Do not clone for removal of
29900 useless parameters if we cannot change function signature.
29902 2016-01-11 Martin Jambor <mjambor@suse.cz>
29905 * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
29908 2016-01-11 Tom de Vries <tom@codesourcery.com>
29910 PR tree-optimization/69109
29911 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
29914 2016-01-11 Tom de Vries <tom@codesourcery.com>
29916 PR tree-optimization/69108
29917 * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
29918 res is not used in a phi.
29920 2016-01-11 Yury Gribov <y.gribov@samsung.com>
29923 * common.opt (frandom-seed): Fix parameter name.
29924 * doc/invoke.texi (frandom-seed): Ditto and describe parameter.
29926 2016-01-11 Tom de Vries <tom@codesourcery.com>
29928 PR tree-optimization/69058
29929 * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
29932 2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com>
29934 * config/arc/arc.opt (mdiv-rem): Add period to the end.
29935 (mcode-density): Likewise.
29937 2016-01-10 Tom de Vries <tom@codesourcery.com>
29939 PR tree-optimization/69062
29940 * tree-parloops.c (loop_has_phi_with_address_arg): New function.
29941 (parallelize_loops): Don't paralelize loop that has phi with address
29944 2016-01-10 Tom de Vries <tom@codesourcery.com>
29946 PR tree-optimization/69039
29947 * tree-parloops.c (try_create_reduction_list): Only allow single exit
29950 2016-01-09 John David Anglin <danglin@gcc.gnu.org>
29952 PR middle-end/68743
29953 * match.pd: Require target has function_c99_misc before doing
29954 truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
29956 2016-01-09 Gerald Pfeifer <gerald@pfeifer.com>
29958 * configure.ac (isl_options_set_schedule_serialize_sccs): Also
29960 * configure: Regenerate.
29962 2016-01-09 Jakub Jelinek <jakub@redhat.com>
29964 PR middle-end/50865
29965 PR tree-optimization/69097
29966 * fold-const.h (expr_not_equal_to): New prototype.
29967 * fold-const.c: Include stringpool.h and tree-ssanames.h.
29968 (expr_not_equal_to): New function.
29969 * match.pd (X % -Y is the same as X % Y): Don't optimize
29970 unless X is known not to be equal to minimum or Y is known
29971 not to be equal to -1.
29972 * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
29973 fold TRUNC_MOD_EXPR if the second argument is not a power of two.
29974 (simplify_stmt_using_ranges): Adjust caller.
29975 (vrp_finalize): Call set_value_range on SSA_NAMEs before calling
29976 substitute_and_fold.
29978 2016-01-09 Jan Hubicka <hubicka@ucw.cz>
29980 * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
29983 2016-01-08 Jakub Jelinek <jakub@redhat.com>
29985 PR tree-optimization/69167
29986 * gimple-fold.c (replace_stmt_with_simplification): Also punt if
29987 new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
29989 * gimple-match-head.c (maybe_push_res_to_seq): Likewise.
29991 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
29992 Richard Biener <rguenther@suse.de>
29994 PR tree-optimization/68707
29995 * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
29996 instances that can be handled via vect_load_lanes.
29998 2016-01-08 Uros Bizjak <ubizjak@gmail.com>
30000 * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
30001 if we can't determine address equivalence.
30002 * alias.c (compare_base_decl): Update for changed return value of
30003 symtab_node::equal_address_to.
30005 2016-01-08 Jason Merrill <jason@redhat.com>
30009 * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
30010 * expr.c (store_field): Not here.
30011 * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
30012 call with TREE_ADDRESSABLE type.
30013 * tree-cfg.c (verify_gimple_call): Adjust.
30015 2016-01-08 Olivier Hainque <hainque@adacore.com>
30017 * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
30020 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
30022 * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
30023 (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
30024 (reduc_smin_v2sf): Rename to...
30025 (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
30026 (reduc_splus_v2sf): Rename to...
30027 (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
30029 2016-01-08 Jakub Jelinek <jakub@redhat.com>
30031 PR tree-optimization/69162
30032 * gimplify.c (gimplify_va_arg_expr): Encode original type of
30033 valist argument in another argument.
30034 (gimplify_modify_expr): Adjust for the above change. Cleanup.
30035 * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
30036 to determine the va_list type, build a MEM_REF instead of
30037 build_fold_indirect_ref.
30039 PR tree-optimization/69172
30040 * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
30043 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
30045 PR tree-optimization/67781
30046 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
30047 and cmpnop in two steps: first the ones not accessed in original
30048 gimple expression in a endian independent way and then the ones not
30049 accessed in the final result in an endian-specific way.
30051 2016-01-08 Jakub Jelinek <jakub@redhat.com>
30053 PR tree-optimization/69083
30054 * tree-vect-slp.c (vect_get_constant_vectors): For
30055 VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
30056 element type. If op is fold_convertible_p to vector_type's element
30057 type, use NOP_EXPR instead of VCE.
30059 2016-01-08 Segher Boessenkool <segher@kernel.crashing.org>
30061 PR rtl-optimization/67778
30062 PR rtl-optimization/68634
30063 PR rtl-optimization/68909
30064 * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop
30065 block from the stack until done with it. Remove a superfluous
30066 bitmap set. Remove a superfluous bitmap test.
30068 2016-01-07 Martin Sebor <msebor@redhat.com>
30071 * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
30072 constraint on the type of arguments.
30074 2016-01-07 Andreas Tobler <andreast@gcc.gnu.org>
30076 * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
30077 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
30078 unaligned_access on the gcc_options set.
30079 * config/arm/arm.c (arm_option_override_internal): Use
30080 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
30082 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
30085 * config/i386/i386.c (ix86_frame_pointer_required): Enable
30086 frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
30088 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
30091 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
30094 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
30095 depending on frame_pointer_needed before remaining integer and SSE
30096 registers are saved.
30098 2016-01-07 Sandra Loosemore <sandra@codesourcery.com>
30101 * doc/extend.texi (Nvidia PDX Function Attributes): New section.
30103 2016-01-07 H.J. Lu <hongjiu.lu@intel.com>
30106 * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
30107 Use the "xBm" constraint.
30108 (float<sseintvecmodelower><mode>2<mask_name><round_name):
30110 (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
30111 (sse_cvtsi2ssq<round_name>): Likewise.
30112 (sse_cvtss2si<round_name>): Likewise.
30113 (sse_cvtss2siq<round_name>): Likewise.
30114 (sse2_cvtsi2sdq<round_name>): Likewise.
30115 (sse2_cvtsd2si<round_name>): Likewise.
30116 (sse2_cvtsd2siq<round_name>): Likewise.
30117 * config/i386/subst.md (round_nimm_scalar_predicate): New
30120 2015-12-15 Bernd Schmidt <bschmidt@redhat.com>
30122 PR middle-end/67639
30123 * varasm.c (make_decl_rtl): Mark invalid register vars as
30126 PR rtl-optimization/66206
30127 * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
30128 All callers changed.
30130 2016-01-07 Jakub Jelinek <jakub@redhat.com>
30132 PR tree-optimization/69141
30133 * tree-ssa-pre.c: Include langhooks.h.
30134 (eliminate_dom_walker::before_dom_children): Use
30135 lang_hooks.decl_printable_name instead of
30136 cgraph_node::get ()->name ().
30138 PR middle-end/68960
30139 * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
30140 it and DECL_ALIGN too.
30142 2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com>
30144 * config/mips/mips-ftypes.def: Sort to lexicographical order.
30146 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
30149 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
30150 depending on frame_pointer_needed before remaining integer and SSE
30151 registers are saved.
30153 2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
30155 * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
30156 mode iterator with VSX_M2.
30157 (*p9_vecstore_<mode>): Likewise.
30158 (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
30159 (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
30160 (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
30161 (define_split for VSX_LE128 stores): Likewise.
30162 (define_peephole2 for TImode LE swaps): Likewise.
30163 (define_split for VSX_LE128 post-reload stores): Likewise.
30165 2016-01-06 Marek Polacek <polacek@redhat.com>
30168 * convert.c (convert_to_integer_1): Adjust call to
30169 ubsan_instrument_float_cast. Use NULL_TREE instead of NULL.
30170 * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use
30171 EXPR instead of ARG.
30172 * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
30174 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
30177 * doc/extend.texi (RL78 Variable Attributes): New section.
30179 2016-01-05 Marek Polacek <polacek@redhat.com>
30182 * builtins.c (get_memmodel): Use expansion point location rather than
30183 the input location. Call warning_at rather than warning.
30184 (expand_builtin_atomic_compare_exchange): Likewise.
30185 (expand_builtin_atomic_load): Likewise.
30186 (expand_builtin_atomic_store): Likewise.
30187 (expand_builtin_atomic_clear): Likewise.
30189 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
30192 * config/i386/i386.c (ix86_expand_vector_logical_operator):
30193 Replace nonimmediate_operand with vector_operand.
30194 * config/i386/predicates.md (vector_operand): New predicate.
30195 (general_vector_operand): Replace nonimmediate_operand with
30197 * config/i386/sse.md: Replace nonimmediate_operand with
30198 vector_operand and m constraint with Bm constraint on SSE
30199 patterns with 16-byte memory operand.
30200 * config/i386/subst.md (round_nimm_predicate): Replace
30201 nonimmediate_operand with vector_operand.
30202 (round_saeonly_nimm_predicate): Likewise.
30203 (round_saeonly_nimm_scalar_predicate): New.
30205 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
30208 * config/i386/constraints.md (Bm): New constraint.
30209 * config/i386/predicates.md (vector_memory_operand): New
30211 * config/i386/sse.md: Replace xm with xBm in plusminus and
30212 any_logic patterns.
30214 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
30217 * doc/extend.texi (V850 Function Attributes): New section.
30218 (V850 Variable Attributes): New section.
30220 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
30223 * doc/extend.texi (MicroBlaze Function Attributes): Document
30224 interrupt_handler and fast_interrupt attributes.
30226 2016-01-05 Sergei Trofimovich <siarheit@google.com>
30229 * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
30230 for local symbolic operands.
30231 * config/ia64/predicates.md (local_symbolic_operand64): New
30234 2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
30236 PR rtl-optimization/68651
30237 * combine.c (combine_simplify_rtx): Canonicalize x + x into
30240 2016-01-05 Nathan Sidwell <nathan@acm.org>
30242 * alias.c (compare_base_decls): Use symtab_node::get.
30244 2016-01-05 Nick Clifton <nickc@redhat.com>
30247 * ira-costs.c (copy_cost): Initialise the t_icode field of the
30248 secondary_reload_info structure.
30251 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
30252 decls if weak support is available.
30254 2016-01-04 Martin Sebor <msebor@redhat.com>
30256 * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
30258 2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
30260 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
30261 OPTION_MASK_P9_DFORM.
30263 * config/rs6000/constraints.md (wo constraint): New constraint for
30266 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
30268 (rs6000_init_hard_regno_mode_ok): Likewise.
30270 * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
30273 * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
30274 expanders not to have constraints. Add support for ISA 3.0 xxperm
30275 instruction. Add support for fusing xxlor with xxperm.
30276 (altivec_vperm_<mode>_internal): Likewise.
30277 (altivec_vperm_v8hiv16qi): Likewise.
30278 (altivec_vperm_<mode>v16q): Likewise.
30279 (altivec_vperm_<mode>_uns): Likewise.
30280 (vperm_v8hiv4si): Likewise.
30281 (vperm_v16qiv8hi): Likewise.
30283 * doc/md.texi (RS/6000 constraints): Document wo constraint.
30285 2016-01-04 Jakub Jelinek <jakub@redhat.com>
30287 Update copyright years.
30289 * gcc.c (process_command): Update copyright notice dates.
30290 * gcov-dump.c (print_version): Ditto.
30291 * gcov.c (print_version): Ditto.
30292 * gcov-tool.c (print_version): Ditto.
30293 * gengtype.c (create_file): Ditto.
30294 * doc/cpp.texi: Bump @copying's copyright year.
30295 * doc/cppinternals.texi: Ditto.
30296 * doc/gcc.texi: Ditto.
30297 * doc/gccint.texi: Ditto.
30298 * doc/gcov.texi: Ditto.
30299 * doc/install.texi: Ditto.
30300 * doc/invoke.texi: Ditto.
30302 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
30304 * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
30305 modes larger than TImode as TImode if NEON is not enabled.
30307 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
30310 * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
30311 mode for %f0-%f31 only if TARGET_FPU.
30313 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
30316 * config/sparc/sparc.c (scan_record_type): Take into account subfields
30317 to compute the PACKED_P predicate.
30318 (function_arg_record_value): Minor tweaks.
30320 2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
30322 * doc/install.texi (--with-multilib-list): Describe the meaning of the
30323 option for arm*-*-* targets.
30325 2016-01-03 Sandra Loosemore <sandra@codesourcery.com>
30327 * doc/extend.texi (Common Function Attributes): Move docs for
30328 MSP430-specific attributes to....
30329 (MSP430 Function Attributes): ...here. Delete the redundant
30330 entries and copy-edit the remaining text.
30331 (MSP430 Variable Attributes): Use uniform format for index
30332 entries and add a cross-reference to the corresponding function
30335 2016-01-03 Vladimír Čunát <vcunat@gmail.com>
30337 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
30339 (x86 Options): Likewise.
30341 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
30345 * extend.texi (Common Function Attributes) <no_stack_limit>: New.
30346 * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
30347 to corresponding attribute.
30349 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
30351 * doc/extend.texi (Common Function Attributes) <noplt>: Move
30352 to correct alphabetization of table. Copy-edit and correct
30354 <stack_protect>: Likewise.
30355 <target_clones>: Likewise.
30357 * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
30358 Correct punctuation.
30359 (Code Gen Options) <-fno-plt>: Copy-edit.
30361 2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
30364 * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
30365 SI values. Explicitly convert SI to DI and vice-versa.
30367 2016-01-01 Jakub Jelinek <jakub@redhat.com>
30369 PR tree-optimization/69070
30370 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
30371 REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
30374 * ubsan.c (ubsan_instrument_float_cast): Call
30375 initialize_sanitizer_builtins.
30378 * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
30380 Copyright (C) 2016 Free Software Foundation, Inc.
30382 Copying and distribution of this file, with or without modification,
30383 are permitted in any medium without royalty provided the copyright
30384 notice and this notice are preserved.