1 2016-10-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3 * config/aarch64/aarch64.c: Delete inclusion of
4 cortex-a57-fma-steering.h.
5 (aarch64_override_options): Delete call
6 to aarch64_register_fma_steering.
7 * config/aarch64/aarch64-protos.h (make_pass_fma_steering): Declare.
8 * config/aarch64/cortex-a57-fma-steering.h: Delete.
9 * config/aarch64/aarch64-passes.def: New file.
10 * config/aarch64/cortex-a57-fma-steering.c
11 (aarch64_register_fma_steering): Delete definition.
12 (make_pass_fma_steering): Remove static qualifier.
13 * config/aarch64/t-aarch64 (PASSES_EXTRA): New directive.
14 (cortex-a57-fma-steering.o): Remove dependency on
15 cortex-a57-fma-steering.h.
17 2016-10-17 Eric Botcazou <ebotcazou@adacore.com>
19 * explow.c (validize_mem): Do not modify the argument in-place.
21 2016-10-17 Thomas Schwinge <thomas@codesourcery.com>
23 * tree-streamer.c (record_common_node): Explicitly list expected
26 2016-10-17 Richard Biener <rguenther@suse.de>
28 PR tree-optimization/77988
29 * tree-vrp.c (remove_range_assertions): Use replace_uses_by.
31 2016-10-17 Marek Polacek <polacek@redhat.com>
33 * Makefile.in (C_COMMON_OBJS): Add c-family/c-attribs.o.
35 2016-10-17 Richard Biener <rguenther@suse.de>
37 * bb-reorder.c (reorder_basic_blocks_simple): Clear BB_VISITED
40 2016-10-17 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
42 PR tree-optimization/71636
43 * match.pd (x & ((1 << b) - 1) -> x & ~(~0 << b)): New pattern.
45 2016-10-17 Richard Biener <rguenther@suse.de>
47 * gimplify.c (gimplify_function_tree): Do not move the outer
50 2016-10-17 Jakub Jelinek <jakub@redhat.com>
52 * langhooks.h (struct lang_hooks_for_decls): Remove
53 function_decl_explicit_p, function_decl_deleted_p and
54 function_decl_defaulted hooks. Add decl_dwarf_attribute hook.
55 * langhooks-def.h (lhd_decl_dwarf_attribute): Declare.
56 (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P,
57 LANG_HOOKS_FUNCTION_DECL_DELETED_P,
58 LANG_HOOKS_FUNCTION_DECL_DEFAULTED): Remove.
59 (LANG_HOOKS_DECL_DWARF_ATTRIBUTE): Define.
60 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P,
61 LANG_HOOKS_FUNCTION_DECL_DELETED_P and
62 LANG_HOOKS_FUNCTION_DECL_DEFAULTED. Add
63 LANG_HOOKS_DECL_DWARF_ATTRIBUTE.
64 * langhooks.c (lhd_decl_dwarf_attribute): New function.
65 * dwarf2out.c (gen_subprogram_die): Use
66 lang_hooks.decls.decl_dwarf_attribute instead of
67 lang_hooks.decls.function_decl_*.
69 2016-10-16 Eric Botcazou <ebotcazou@adacore.com>
73 * common.opt (-ftrampolines): New option.
74 * doc/invoke.texi (Code Gen Options): Document it.
75 * doc/tm.texi.in (Trampolines): Add TARGET_CUSTOM_FUNCTION_DESCRIPTORS.
76 * doc/tm.texi: Regenerate.
77 * builtins.def: Add init_descriptor and adjust_descriptor.
78 * builtins.c (expand_builtin_init_trampoline): Do not issue a warning
79 on platforms with descriptors.
80 (expand_builtin_init_descriptor): New function.
81 (expand_builtin_adjust_descriptor): Likewise.
82 (expand_builtin) <BUILT_IN_INIT_DESCRIPTOR>: New case.
83 <BUILT_IN_ADJUST_DESCRIPTOR>: Likewise.
84 * calls.c (prepare_call_address): Remove SIBCALLP parameter and add
85 FLAGS parameter. Deal with indirect calls by descriptor and adjust.
86 Set STATIC_CHAIN_REG_P on the static chain register, if any.
87 (call_expr_flags): Set ECF_BY_DESCRIPTOR for calls by descriptor.
88 (expand_call): Likewise. Move around call to prepare_call_address
89 and pass all flags to it.
90 * cfgexpand.c (expand_call_stmt): Reinstate CALL_EXPR_BY_DESCRIPTOR.
91 * gimple.h (enum gf_mask): New GF_CALL_BY_DESCRIPTOR value.
92 (gimple_call_set_by_descriptor): New setter.
93 (gimple_call_by_descriptor_p): New getter.
94 * gimple.c (gimple_build_call_from_tree): SetCALL_EXPR_BY_DESCRIPTOR.
95 (gimple_call_flags): Deal with GF_CALL_BY_DESCRIPTOR.
96 * langhooks.h (struct lang_hooks): Add custom_function_descriptors.
97 * langhooks-def.h (LANG_HOOKS_CUSTOM_FUNCTION_DESCRIPTORS): Define.
98 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_CUSTOM_FUNCTION_DESCRIPTORS.
99 * rtl.h (STATIC_CHAIN_REG_P): New macro.
100 * rtlanal.c (find_first_parameter_load): Skip static chain registers.
101 * target.def (custom_function_descriptors): New POD hook.
102 * tree.h (FUNC_ADDR_BY_DESCRIPTOR): New flag on ADDR_EXPR.
103 (CALL_EXPR_BY_DESCRIPTOR): New flag on CALL_EXPR.
104 * tree-core.h (ECF_BY_DESCRIPTOR): New mask.
105 Document FUNC_ADDR_BY_DESCRIPTOR and CALL_EXPR_BY_DESCRIPTOR.
106 * tree.c (make_node_stat) <tcc_declaration>: Use FUNCTION_ALIGNMENT.
107 (build_common_builtin_nodes): Initialize init_descriptor and
109 * tree-nested.c: Include target.h.
110 (struct nesting_info): Add 'any_descr_created' field.
111 (get_descriptor_type): New function.
112 (lookup_element_for_decl): New function extracted from...
113 (create_field_for_decl): Likewise.
114 (lookup_tramp_for_decl): ...here. Adjust.
115 (lookup_descr_for_decl): New function.
116 (convert_tramp_reference_op): Deal with descriptors.
117 (build_init_call_stmt): New function extracted from...
118 (finalize_nesting_tree_1): ...here. Adjust and deal with descriptors.
119 * defaults.h (FUNCTION_ALIGNMENT): Define.
120 (TRAMPOLINE_ALIGNMENT): Set to above instead of FUNCTION_BOUNDARY.
121 * config/i386/i386.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Define.
122 * config/ia64/ia64.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Likewise.
123 * config/rs6000/rs6000.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS):Likewise.
124 * config/sparc/sparc.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Likewise.
126 2016-10-16 Eric Botcazou <ebotcazou@adacore.com>
128 * config/sparc/sparc.c (sparc_expand_vector_init): Only accept literal
129 constants in CONST_VECTORs.
131 2016-10-15 Eric Botcazou <ebotcazou@adacore.com>
133 * config/sparc/sparc.c (sparc_expand_vec_perm_bmask): Use a scratch
134 register as destination of bmask.
135 (vector_init_bshuffle): Likewise.
136 * config/sparc/sparc.md (vec_perm_constv8qi): Likewise.
137 (bmaskdi_vis): Enable only in 64-bit mode.
139 2016-10-15 Segher Boessenkool <segher@kernel.crashing.org>
141 * config/rs6000/rs6000.c (rs6000_get_separate_components): Do not
142 make LR a separately shrink-wrapped component unless savres_strategy
143 contains all of {SAVE,REST}_INLINE_{GPRS,FPRS,VRS}. Do not wrap
144 GPRs unless both {SAVE,REST}_INLINE_GPRS. Do not disallow all
145 wrapping when not both {SAVE,REST}_INLINE_GPRS.
147 2016-10-15 Eric Botcazou <ebotcazou@adacore.com>
149 * optabs.c (expand_parity): Fix mode mismatch, add final conversion
150 and keep looping on failure.
152 2016-10-14 David Malcolm <dmalcolm@redhat.com>
154 * print-rtl-function.c (print_edge): Omit "(flags)" when none are
156 (print_rtx_function): Update example in comment for...
157 * print-rtl.c (print_rtx_operand_code_r): In compact mode, print
158 non-virtual pseudos with a '%' sigil followed by the regno, offset
159 by (LAST_VIRTUAL_REGISTER + 1), so that the first non-virtual
160 pseudo is dumped as "%0".
162 2016-10-14 Jakub Jelinek <jakub@redhat.com>
165 * expr.c (expand_expr_real_1) <case CONST_DECL>: For EXPAND_WRITE
168 2016-10-14 Eric Botcazou <ebotcazou@adacore.com>
170 * config/sparc/sparc-passes.def: New file.
171 * config/sparc/t-sparc (PASSES_EXTRA): Add sparc-passes.def.
172 * config/sparc/sparc-protos.h (make_pass_work_around_errata): New.
173 * config/sparc/sparc.c (sparc_option_override): Don't register passes.
175 2016-10-14 Pat Haugen <pthaugen@us.ibm.com>
177 * loop-unroll.c (unroll_loop_runtime_iterations): Condition initial
178 loop peel to loops with exit test at the beginning.
180 2016-10-14 Pat Haugen <pthaugen@us.ibm.com>
182 PR rtl-optimization/68212
183 * cfgloopmanip.c (duplicate_loop_to_header_edge): Use preheader edge
184 frequency when computing scale factor for peeled copies.
185 * loop-unroll.c (unroll_loop_runtime_iterations): Fix freq/count
186 values for switch/peel blocks/edges.
188 2016-10-14 Pedro Alves <palves@redhat.com>
190 * coretypes.h (OVERRIDE, FINAL): Delete, moved to include/ansidecl.h.
192 2016-10-14 Catherine Moore <clm@codesourcery.com>
194 * gcc/config/mips/mips.c (mips_prepare_pch_save): Initialize
195 micromips_globals to zero.
197 2016-10-14 Richard Biener <rguenther@suse.de>
199 PR tree-optimization/77979
200 * tree-vrp.c (compare_name_with_value): Handle released SSA names
201 in the equivalency sets.
202 (compare_names): Likewise.
204 2016-10-14 Martin Liska <mliska@suse.cz>
206 * builtins.h(target_char_cst_p): Declare the function.
207 * builtins.c (fold_builtin_memchr): Remove.
208 (target_char_cst_p): Move the function from gimple-fold.c.
209 (fold_builtin_3): Do not call the function.
210 * gimple-fold.c (gimple_fold_builtin_memchr): New function.
211 (gimple_fold_builtin): Call the function.
212 * fold-const-call.c (fold_const_call_1): Handle CFN_BUILT_IN_MEMCHR.
214 2016-10-14 Martin Liska <mliska@suse.cz>
216 * builtins.c (fold_builtin_strcmp): Remove function.
217 (fold_builtin_strncmp): Likewise.
218 (fold_builtin_2): Remove call of the function.
219 (fold_builtin_3): Likewise.
220 * fold-const-call.c (fold_const_call): Add constant folding
221 for CFN_BUILT_IN_STRCASECMP and CFN_BUILT_IN_STRNCASECMP.
222 * fold-const-call.h (build_cmp_result): Declare the function.
223 * gimple-fold.c (gimple_load_first_char): New function.
224 (gimple_fold_builtin_string_compare): Likewise.
225 (gimple_fold_builtin): Call the function.
227 2016-10-14 Nathan Sidwell <nathan@acm.org>
229 * gcov-io.c (gcov_open): Deconstify 'mode'.
231 2016-10-14 Martin Liska <mliska@suse.cz>
233 * fold-const.c (c_getstr): Support of properly \0-terminated
234 string constants. New argument is added.
235 * fold-const.h: New argument is added.
237 2016-10-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
239 * config/aarch64/aarch64.c (aarch64_print_hint_for_core_or_arch):
241 (aarch64_print_hint_for_core): Likewise.
242 (aarch64_print_hint_for_arch): Likewise.
243 (aarch64_validate_march): Use it. Fix indentation in type signature.
244 (aarch64_validate_mcpu): Use aarch64_print_hint_for_core_or_arch.
245 (aarch64_validate_mtune): Likewise.
246 (aarch64_handle_attr_arch): Likewise.
247 (aarch64_handle_attr_cpu): Likewise.
248 (aarch64_handle_attr_tune): Likewise.
250 2016-10-14 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
252 * optabs.def: Remove optab function gen_int_libfunc for sdivmod_optab
255 2016-10-13 Andreas Schwab <schwab@linux-m68k.org>
257 * config/m68k/m68k.c (m68k_option_override): Check
258 opt_fstack_limit_symbol_arg and opt_fstack_limit_register_no
259 instead of stack_limit_rtx.
261 2016-10-13 Jakub Jelinek <jakub@redhat.com>
263 * dwarf2out.c (gen_member_die): Handle inline static data member
266 2016-10-13 Nathan Sidwell <nathan@acm.org>
268 * gcov-io.c (gcov_open): Fix documentation. Simplify setting
269 gcov_var.mode. Remove unnecessary fstat.
271 2016-10-13 Segher Boessenkool <segher@kernel.crashing.org>
274 * function.c (thread_prologue_and_epilogue_insns): Call all
275 make_*logue_seq in the same order as traditional. Call them
276 all a second time if shrink_wrapped_separate.
278 2016-10-13 Marek Polacek <polacek@redhat.com>
280 * Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn,
281 insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Don't
284 2016-10-13 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
286 PR tree-optimization/77937
287 * gimple-ssa-strength-reduction.c (analyze_increments): Set cost
288 to infinite when we have a pointer with an increment of -1.
290 2016-10-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
292 * coretypes.h: Move MEMMODEL_* macros and enum memmodel definition
294 * memmodel.h: This file.
295 * alias.c, asan.c, auto-inc-dec.c, bb-reorder.c, bt-load.c,
296 caller-save.c, calls.c, ccmp.c, cfgbuild.c, cfgcleanup.c,
297 cfgexpand.c, cfgloopanal.c, cfgrtl.c, cilk-common.c, combine.c,
298 combine-stack-adj.c, common/config/aarch64/aarch64-common.c,
299 common/config/arm/arm-common.c, common/config/bfin/bfin-common.c,
300 common/config/c6x/c6x-common.c, common/config/i386/i386-common.c,
301 common/config/ia64/ia64-common.c, common/config/nvptx/nvptx-common.c,
302 compare-elim.c, config/aarch64/aarch64-builtins.c,
303 config/aarch64/aarch64-c.c, config/aarch64/cortex-a57-fma-steering.c,
304 config/arc/arc.c, config/arc/arc-c.c, config/arm/arm-builtins.c,
305 config/arm/arm-c.c, config/avr/avr.c, config/avr/avr-c.c,
306 config/avr/avr-log.c, config/bfin/bfin.c, config/c6x/c6x.c,
307 config/cr16/cr16.c, config/cris/cris.c, config/darwin-c.c,
308 config/darwin.c, config/epiphany/epiphany.c,
309 config/epiphany/mode-switch-use.c,
310 config/epiphany/resolve-sw-modes.c, config/fr30/fr30.c,
311 config/frv/frv.c, config/ft32/ft32.c, config/h8300/h8300.c,
312 config/i386/i386-c.c, config/i386/winnt.c, config/iq2000/iq2000.c,
313 config/lm32/lm32.c, config/m32c/m32c.c, config/m32r/m32r.c,
314 config/m68k/m68k.c, config/mcore/mcore.c,
315 config/microblaze/microblaze.c, config/mmix/mmix.c,
316 config/mn10300/mn10300.c, config/moxie/moxie.c,
317 config/msp430/msp430.c, config/nds32/nds32-cost.c,
318 config/nds32/nds32-intrinsic.c, config/nds32/nds32-md-auxiliary.c,
319 config/nds32/nds32-memory-manipulation.c,
320 config/nds32/nds32-predicates.c, config/nds32/nds32.c,
321 config/nios2/nios2.c, config/nvptx/nvptx.c, config/pa/pa.c,
322 config/pdp11/pdp11.c, config/rl78/rl78.c, config/rs6000/rs6000-c.c,
323 config/rx/rx.c, config/s390/s390-c.c, config/s390/s390.c,
324 config/sh/sh.c, config/sh/sh-c.c, config/sh/sh-mem.cc,
325 config/sh/sh_treg_combine.cc, config/sol2.c, config/spu/spu.c,
326 config/stormy16/stormy16.c, config/tilegx/tilegx.c,
327 config/tilepro/tilepro.c, config/v850/v850.c, config/vax/vax.c,
328 config/visium/visium.c, config/vms/vms-c.c, config/xtensa/xtensa.c,
329 coverage.c, cppbuiltin.c, cprop.c, cse.c, cselib.c, dbxout.c, dce.c,
330 df-core.c, df-problems.c, df-scan.c, dojump.c, dse.c, dwarf2asm.c,
331 dwarf2cfi.c, dwarf2out.c, emit-rtl.c, except.c, explow.c, expmed.c,
332 expr.c, final.c, fold-const.c, function.c, fwprop.c, gcse.c,
333 ggc-page.c, haifa-sched.c, hsa-brig.c, hsa-gen.c, hw-doloop.c,
334 ifcvt.c, init-regs.c, internal-fn.c, ira-build.c, ira-color.c,
335 ira-conflicts.c, ira-costs.c, ira-emit.c, ira-lives.c, ira.c, jump.c,
336 loop-doloop.c, loop-invariant.c, loop-iv.c, loop-unroll.c,
337 lower-subreg.c, lra.c, lra-assigns.c, lra-coalesce.c,
338 lra-constraints.c, lra-eliminations.c, lra-lives.c, lra-remat.c,
339 lra-spills.c, mode-switching.c, modulo-sched.c, omp-low.c, passes.c,
340 postreload-gcse.c, postreload.c, predict.c, print-rtl-function.c,
341 recog.c, ree.c, reg-stack.c, regcprop.c, reginfo.c, regrename.c,
342 reload.c, reload1.c, reorg.c, resource.c, rtl-chkp.c, rtl-tests.c,
343 rtlanal.c, rtlhooks.c, sched-deps.c, sched-rgn.c, sdbout.c,
344 sel-sched-ir.c, sel-sched.c, shrink-wrap.c, simplify-rtx.c,
345 stack-ptr-mod.c, stmt.c, stor-layout.c, target-globals.c,
346 targhooks.c, toplev.c, tree-nested.c, tree-outof-ssa.c,
347 tree-profile.c, tree-ssa-coalesce.c, tree-ssa-ifcombine.c,
348 tree-ssa-loop-ivopts.c, tree-ssa-loop.c, tree-ssa-reassoc.c,
349 tree-ssa-sccvn.c, tree-vect-data-refs.c, ubsan.c, valtrack.c,
350 var-tracking.c, varasm.c: Include memmodel.h.
351 * genattrtab.c (write_header): Include memmodel.h in generated file.
352 * genautomata.c (main): Likewise.
353 * gengtype.c (open_base_files): Likewise.
354 * genopinit.c (main): Likewise.
355 * genconditions.c (write_header): Include memmodel.h earlier in
357 * genemit.c (main): Likewise.
358 * genoutput.c (output_prologue): Likewise.
359 * genpeep.c (main): Likewise.
360 * genpreds.c (write_insn_preds_c): Likewise.
361 * genrecog.c (write_header): Likewise.
362 * Makefile.in (PLUGIN_HEADERS): Include memmodel.h
364 2016-10-13 David Malcolm <dmalcolm@redhat.com>
366 * function-tests.c (selftest::test_expansion_to_rtl): Add "true"
367 for new "compact" param of print_rtx_function. Check for "cinsn"
369 * print-rtl-function.c (flag_compact): New decl.
370 (print_rtx_function): Add param "compact" and use it to set
371 flag_compact, adding a description of the effect to the leading
372 comment, and updating the example output.
373 * print-rtl.c (flag_compact): New variable.
374 (print_rtx_operand_code_0): Omit the JUMP_LABEL reference in compact
376 (print_rtx_operand_code_i): When printing source locations, wrap
377 xloc.file in quotes. Don't print INSN_CODEs in compact mode.
378 (print_rtx_operand_code_r): Don't print regnos for hard regs and
379 virtuals in compact mode.
380 (print_rtx_operand_code_u): Don't print insn UIDs in compact mode,
381 apart from in LABEL_REFs.
382 (print_rtx_operand): In case 'w', don't print in hex in compact mode.
383 Don't print basic block ids in compact mode.
384 (print_rtx): In compact mode, prefix the code of insns with "c",
385 only print the INSN_UID of CODE_LABELs, and omit their LABEL_NUSES.
386 * print-rtl.h (print_rtx_function): Add "compact" param.
388 2016-10-13 Richard Earnshaw <rearnsha@arm.com>
390 * arm.h (TARGET_VFP): Delete.
391 (TARGET_VFPD32): Remove references to TARGET_VFP.
392 (TARGET_VFP3, TARGET_VFP5): Likewise.
393 (TARGET_VFP_SINGLE, TARGET_VFP_DOUBLE): Likewise.
394 (TARGET_NEON_FP16): Likewise.
395 (TARGET_FMA): Likewise.
396 (TARGET_CRYPTO): Likewise.
397 (TARGET_NEON): Likewise.
398 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
399 (FUNCTION_ARG_REGNO_P): Likewise.
400 * arm.c (arm_option_check_internal): Likewise.
401 (arm_option_override): Likewise.
402 (use_return_insn): Likewise.
403 (arm_function_value_regno_p): Likewise.
404 (arm_apply_result_size): Likewise.
405 (use_vfp_abi): Likewise.
406 (arm_legitimate_address_outer_p): Likewise.
407 (thumb2_legitimate_address_p): Likewise.
408 (arm_legitimate_index_p): Likewise.
409 (thumb2_legitimate_index_p): Likewise.
410 (arm_legitimate_address): Likewise.
411 (arm_get_vfp_saved_size): Likewise.
412 (arm_emit_vfp_multi_reg_pop): Likewise.
413 (arm_get_frame_offsets): Likewise.
414 (arm_save_coproc_regs): Likewise.
415 (arm_hard_regno_mode_ok): Likewise.
416 (arm_expand_epilogue_apcs_frame): Likewise.
417 (arm_expand_epilogue): Likewise.
418 (arm_file_start): Likewise.
419 (arm_conditional_register_usage): Likewise.
420 (arm_validize_comparison): Use vfp_compare_operand directly.
421 * arm-builtins.c (arm_init_builtins): Remove references to TARGET_VFP.
422 (arm_expand_vfp_builtin): Use TARGET_HARD_FLOAT for detecting
424 (arm_atomic_assign_expand_fenv): Likewise.
425 * arm.md (divsf3): Likewise.
426 (arm_negsi2): Likewise.
428 (arm_movdi): Likewise.
429 (arm_movt): Likewise.
430 (cbranchsf4): Change predicate to vfp_compare_operand.
431 (cbranchdf4): Change predicate to vfp_compare_operand.
432 (cstorehf4): Change predicate to vfp_compare_operand.
433 (cstoresf4): Change predicate to vfp_compare_operand.
434 (cstoredf4): Change predicate to vfp_compare_operand.
435 (vfp_pop_multiple_with_writeback): Remove references to TARGET_VFP.
436 (movhi_insn_arch4, movhi_bytes): Likewise.
437 * constraints.md (Dt): Likewise.
439 * iterators.md (SDF): Likewise.
440 * predicates.md (arm_float_compare_operand): Delete.
441 (const_double_vcvt_power_of_two_reciprocal): Remove references to
443 (const_double_vcvt_power_of_two): Likewise.
444 * thumb2.md thumb2_movsi_insn): Likewise.
445 * vfp.md (arm_movhi_vfp, thumb2_movhi_vfp): Likewise.
446 (movhf_vfp): Likewise.
447 (arm_movsi_vfp, thumb2_movsi_vfp): Likewise.
448 (movdi_vfp, movdi_vfp_cortexa8): Likewise.
449 (movsf_vfp, thumb2_movsf_vfp): Likewise.
450 (movdf_vfp, thumb2_movdf_vfp): Likewise.
451 (movsfcc_vfp, abssf2_vfp, negsf2_vfp, addsf3_vfp): Likewise.
452 (subsf3_vfp, divsf3_vfp): Likewise.
453 (mulsf3_vfp, mulsf3negsf_vfp, negmulsf3_vfp): Likewise.
454 (mulsf3addsf_vfp, (mulsf3subsf_vfp, mulsf3negsfaddsf_vfp): Likewise.
455 (mulsf3negsfsubsf_vfp): Likewise.
456 (truncsisf2_vfp, fixuns_truncsfsi2, floatsisf2_vfp): Likewise.
457 (floatunssisf2, sqrtsf2_vfp): Likewise.
458 (movcc_vfp): Likewise.
459 (cmpsf_split_vfp, cmpsf_trap_split_vfp): Likewise.
460 (cmpsf_vfp, cmpsf_trap_vfp): Likewise.
461 (push_multi_vfp): Likewise.
462 (set_fpscr, get_fpscr): Likewise.
463 * arm-c.c (arm_cpu_builtins): Unconditionally define __VFP_FP__.
465 2016-10-13 Richard Earnshaw <rearnsha@arm.com>
467 * arm.h (TARGET_VFP): Unconditionally define to 1.
468 (arm_fpu_desc): Remove 'model' field.
469 (TARGET_FPU_MODEL): Delete.
470 * arm.c (all_fpus): Don't initialize the model field.
471 (arm_can_inline_p): Don't check the FPU model.
472 * arm-fpus.def: Remove redundant model field from all FPU
475 2016-10-13 Richard Biener <rguenther@suse.de>
478 * genmatch.c (struct capture): Add value_match member.
479 (commutate): Preserve value_match.
480 (lower_opt_convert): Likewise.
481 (lower_cond): Likewise.
482 (replace_id): Likewise.
483 (struct dt_operand): Add value_match member.
484 (decision_tree::cmp_node): Compare it.
485 (decision_tree::insert_operand): Honor it when finding and
486 when appending a DT_MATCH.
487 (dt_operand::gen_match_op): Generate a type check after
488 operand_equal_p if ! value_match for both GENERIC and GIMPLE.
489 (parser::get_internal_capture_id): New helper.
490 (parser::finish_match_operand): New function lowering @@<id>.
491 (parser::parse_capture): Parse @@<id> as value-match.
492 (parser::parse_expr): Use get_internal_capture_id.
493 (parser::parse_simplify): Call finish_match_operand.
494 (walk_captures): New helper.
495 * match.pd (X - (X / Y) * Y -> X % Y): Use value-matching instead
497 ((X /[ex] A) * A -> X): Likewise.
498 ((X | Y) ^ X -> Y & ~ X): Handle constants properly by using
499 convert[12] and value-matching.
500 ((A | B) & (A | C) -> A | (B & C)): Likewise.
501 ((X | Y) | Y -> X | Y): Likewise.
502 ((X ^ Y) ^ Y -> X): Likewise.
503 (A - (A & B) -> ~B & A): Likewise.
504 ((T)(P + A) - (T)P -> (T) A): Likewise.
505 ((T)P - (T)(P + A) -> -(T) A): Likewise.
506 ((T)(P + A) - (T)(P + B) -> (T)A - (T)B): Likewise.
507 * doc/match-and-simplify.texi: Amend capture section.
509 2016-10-13 Claudiu Zissulescu <claziss@synopsys.com>
511 * config/arc/arc.md (umul_600): Remove predicated variant.
512 (umul64_600): Likewise.
514 2016-10-13 Claudiu Zissulescu <claziss@synopsys.com>
516 * config/arc/arc.h (INSN_LENGTH_ALIGNMENT): Change.
518 2016-10-13 Bin Cheng <bin.cheng@arm.com>
520 * tree-vect-loop.c (loop_niters_no_overflow): New func.
521 (vect_transform_loop): Call loop_niters_no_overflow. Pass the
522 no-overflow information to vect_do_peeling_for_loop_bound and
523 vect_gen_vector_loop_niters.
525 2016-10-13 Bin Cheng <bin.cheng@arm.com>
527 * tree-predcom.c (tree_predictive_commoning_loop): Skip loop that only
530 2016-10-13 Bin Cheng <bin.cheng@arm.com>
532 * tree-vect-loop-manip.c (adjust_vec_debug_stmts): Don't release
533 adjust_vec automatically.
534 (slpeel_add_loop_guard): Remove param cond_expr_stmt_list. Rename
535 param exit_bb to guard_to.
536 (slpeel_checking_verify_cfg_after_peeling):
537 (set_prologue_iterations):
538 (create_lcssa_for_virtual_phi): New func which is factored out from
539 slpeel_tree_peel_loop_to_edge.
540 (slpeel_tree_peel_loop_to_edge):
541 (iv_phi_p): New func.
542 (vect_can_advance_ivs_p): Call iv_phi_p.
543 (vect_update_ivs_after_vectorizer): Call iv_phi_p. Directly insert
544 new gimple stmts in basic block.
545 (vect_do_peeling_for_loop_bound):
546 (vect_do_peeling_for_alignment):
547 (vect_gen_niters_for_prolog_loop): Rename to...
548 (vect_gen_prolog_loop_niters): ...Rename from. Change parameters and
549 adjust implementation.
550 (vect_update_inits_of_drs): Fix code style issue. Convert niters to
551 sizetype if necessary.
552 (vect_build_loop_niters): Move to here from tree-vect-loop.c. Change
553 it to external function.
554 (vect_gen_scalar_loop_niters, vect_gen_vector_loop_niters): New.
555 (vect_gen_vector_loop_niters_mult_vf): New.
556 (slpeel_update_phi_nodes_for_loops): New.
557 (slpeel_update_phi_nodes_for_guard1): Reimplement.
558 (find_guard_arg, slpeel_update_phi_nodes_for_guard2): Reimplement.
559 (slpeel_update_phi_nodes_for_lcssa, vect_do_peeling): New.
560 * tree-vect-loop.c (vect_build_loop_niters): Move to file
561 tree-vect-loop-manip.c
562 (vect_generate_tmps_on_preheader): Delete.
563 (vect_transform_loop): Rename vectorization_factor to vf. Call
564 vect_do_peeling instead of vect_do_peeling-* functions.
565 * tree-vectorizer.h (vect_do_peeling): New decl.
566 (vect_build_loop_niters, vect_gen_vector_loop_niters): New decls.
567 (vect_do_peeling_for_loop_bound): Delete.
568 (vect_do_peeling_for_alignment): Delete.
570 2016-10-13 Bin Cheng <bin.cheng@arm.com>
572 * tree-vect-loop-manip.c (slpeel_tree_duplicate_loop_to_edge_cfg): Put
573 duplicated loop after its preheader and after the original loop.
575 2016-10-13 Bin Cheng <bin.cheng@arm.com>
577 * tree-vect-loop.c (vect_analyze_loop_2): Check and skip loop if it
578 has no enough iterations for LOOP_VINFO_PEELING_FOR_GAPS.
580 2016-10-13 Bin Cheng <bin.cheng@arm.com>
582 * tree-vect-loop.c (vectorizable_live_operation): Support handling
583 for live variable outside loop but not in lcssa form.
585 2016-10-13 Bin Cheng <bin.cheng@arm.com>
587 * cfg.c (reset_original_copy_tables): New func.
588 * cfg.h (reset_original_copy_tables): New decl.
590 2016-10-13 Jakub Jelinek <jakub@redhat.com>
593 * tree.h (FALLTHROUGH_LABEL_P): Use private_flag instead of
595 * varasm.c (default_binds_local_p_3): Formatting fix.
597 2016-10-13 Bin Cheng <bin.cheng@arm.com>
599 * tree-vect-loop-manip.c (slpeel_can_duplicate_loop_p): Fix code
601 (vect_do_peeling_for_loop_bound, vect_do_peeling_for_alignment):
604 2016-10-13 Martin Liska <mliska@suse.cz>
606 PR tree-optimization/77943
607 * tree-ssa-tail-merge.c (merge_stmts_p): Do not merge BBs with
608 a different EH landing pads.
610 2016-10-13 Jakub Jelinek <jakub@redhat.com>
613 * hooks.h (hook_tree_void_null): Declare.
614 * hooks.c (hook_tree_void_null): New function.
615 * langhooks.c (lhd_return_null_tree_v): Remove.
616 * langhooks-def.h (lhd_return_null_tree_v): Remove.
617 * cfgexpand.c (stack_protect_prologue): If guard_decl is NULL,
619 * function.c (stack_protect_epilogue): Likewise.
620 * config/tilepro/tilepro.c (TARGET_STACK_PROTECT_GUARD): Redefine
621 if TARGET_THREAD_SSP_OFFSET is defined.
622 * config/s390/s390.c (TARGET_STACK_PROTECT_GUARD): Likewise.
623 * config/sparc/sparc.c (TARGET_STACK_PROTECT_GUARD): Likewise.
624 * config/tilegx/tilegx.c (TARGET_STACK_PROTECT_GUARD): Likewise.
625 * config/rs6000/rs6000.c (TARGET_STACK_PROTECT_GUARD): Likewise.
626 * config/i386/i386.c (TARGET_STACK_PROTECT_GUARD): Likewise.
627 (ix86_stack_protect_guard): New function.
629 2016-10-13 Richard Biener <rguenther@suse.de>
631 * dwarf2out.c (tree_add_const_value_attribute): Do not try
632 rtl_for_decl_init during early phase.
633 (gen_variable_die): Do not create locations during early phase.
634 (gen_label_die): Likewise.
635 (decls_for_scope): Do not waste time handling BLOCK_NONLOCALIZED_VARs
638 2016-10-12 Richard Biener <rguenther@suse.de>
640 * tree-vrp.c (evrp_dom_walker::try_find_new_range): Renamed from
641 try_add_new_range and made to eturn new range.
642 (evrp_dom_walker::before_dom_children): Push op1 value range before
643 pushing op0 value range.
645 2016-10-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
647 PR tree-optimization/77937
648 * gimple-ssa-strength-reduction.c (analyze_increments): Use
649 POINTER_TYPE_P on the candidate type to determine whether
650 candidates in this chain require pointer arithmetic.
652 2016-10-12 Eric Botcazou <ebotcazou@adacore.com>
654 * config/visium/visium.c (visium_gimplify_va_arg): Emit a big-endian
655 correction if the type is smaller than a word.
656 (visium_select_cc_mode): Add ... fall through ... comment.
658 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
660 * config/rs6000/rs6000.c (machine_function): Add new fields
661 gpr_is_wrapped_separately and lr_is_wrapped_separately.
662 (TARGET_SHRINK_WRAP_GET_SEPARATE_COMPONENTS,
663 TARGET_SHRINK_WRAP_COMPONENTS_FOR_BB,
664 TARGET_SHRINK_WRAP_DISQUALIFY_COMPONENTS,
665 TARGET_SHRINK_WRAP_EMIT_PROLOGUE_COMPONENTS,
666 TARGET_SHRINK_WRAP_EMIT_EPILOGUE_COMPONENTS,
667 TARGET_SHRINK_WRAP_SET_HANDLED_COMPONENTS): Define.
668 (rs6000_get_separate_components): New function.
669 (rs6000_components_for_bb): New function.
670 (rs6000_disqualify_components): New function.
671 (rs6000_emit_prologue_components): New function.
672 (rs6000_emit_epilogue_components): New function.
673 (rs6000_set_handled_components): New function.
674 (rs6000_emit_prologue): Don't emit LR save if lr_is_wrapped_separately.
675 Don't emit GPR saves if gpr_is_wrapped_separately for that register.
676 (restore_saved_lr): Don't restore LR if lr_is_wrapped_separately.
677 (rs6000_emit_epilogue): Don't emit GPR restores if
678 gpr_is_wrapped_separately for that register. Don't make a
679 REG_CFA_RESTORE note for registers we did not restore, either.
681 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
683 * function.c (thread_prologue_and_epilogue_insns): Call
684 try_shrink_wrapping_separate. Compute the prologue_seq afterwards,
685 if it has possibly changed. Compute the split_prologue_seq and
686 epilogue_seq later, too.
687 * shrink-wrap.c: #include cfgbuild.h and insn-config.h.
688 (dump_components): New function.
689 (struct sw): New struct.
691 (init_separate_shrink_wrap): New function.
692 (fini_separate_shrink_wrap): New function.
693 (place_prologue_for_one_component): New function.
694 (spread_components): New function.
695 (disqualify_problematic_components): New function.
696 (emit_common_heads_for_components): New function.
697 (emit_common_tails_for_components): New function.
698 (insert_prologue_epilogue_for_components): New function.
699 (try_shrink_wrapping_separate): New function.
700 * shrink-wrap.h: Declare try_shrink_wrapping_separate.
702 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
704 * regrename.c (build_def_use): Invalidate chains that have a
705 REG_CFA_RESTORE on some instruction.
707 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
709 * dce.c (delete_unmarked_insns): Don't delete instructions with
710 a REG_CFA_RESTORE note.
712 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
714 * common.opt (-fshrink-wrap-separate): New flag.
715 * doc/invoke.texi: Document it.
716 * doc/tm.texi.in (Shrink-wrapping separate components): New subsection.
717 * doc/tm.texi: Regenerate.
718 * emit-rtl.h (struct rtl_data): New field shrink_wrapped_separate.
719 * target.def (shrink_wrap): New hook vector.
720 (get_separate_components, components_for_bb, disqualify_components,
721 emit_prologue_components, emit_epilogue_components,
722 set_handled_components): New hooks.
724 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
726 * config/rs6000/rs6000.c (rs6000_return_in_memory): Warn for
727 vector return by reference only if -Wpsabi.
728 (rs6000_pass_by_reference): Similarly, for argument passing.
730 2016-10-12 David Malcolm <dmalcolm@redhat.com>
732 * function-tests.c: Include "print-rtl.h".
733 (selftest::test_expansion_to_rtl): Call print_rtx_function on the
734 function, and verify what is dumped.
735 * print-rtl-function.c (print_edge): New function.
736 (begin_any_block): New function.
737 (end_any_block): New function.
738 (can_have_basic_block_p): New function.
739 (print_rtx_function): Track the basic blocks of insns in the
740 chain, wrapping those that are within blocks within "(block)"
741 directives. Remove the "(cfg)" directive.
743 2016-10-12 David Malcolm <dmalcolm@redhat.com>
745 * selftest.c (selftest::read_file): New function.
746 (selftest::test_read_file): New function.
747 (selftest::selftest_c_tests): Call test_read_file.
748 * selftest.h (selftest::read_file): New decl.
750 2016-10-12 Richard Biener <rguenther@suse.de>
753 * cgraphunit.c (analyze_functions): Preserve cgraph nodes
756 2016-10-12 Thomas Schwinge <thomas@codesourcery.com>
758 * lto-streamer.c: Fix LTO_STREAMER_DEBUG build.
760 * dwarf2out.c (dwarf2_lineno_debug_hooks): Use
761 dwarf2out_assembly_start.
763 * Makefile.in (SELFTEST_FLAGS): Add -nostdinc.
765 * Makefile.in (SELFTEST_FLAGS): New variable.
766 (s-selftest, selftest-gdb, selftest-valgrind): Use it.
768 * vmsdbgout.c (vmsdbg_debug_hooks): Add filename parameter to
771 2016-10-12 Georg-Johann Lay <avr@gjlay.de>
773 * rtl.h (struct rtx_def): Comment how RTX_FLAGS will be
776 2016-10-12 Martin Liska <mliska@suse.cz>
778 * gimple-fold.c (create_tmp_reg_or_ssa_name): New function.
779 (gimple_fold_builtin_memory_op): Use the function.
780 (gimple_fold_builtin_strchr): Likewise.
781 (gimple_fold_builtin_strcat): Likewise.
782 (gimple_build): Likewise.
784 2016-10-12 Nathan Sidwell <nathan@acm.org>
786 * diagnostic.c (diagnostc_report_diagnostic): Fix formatting.
788 2016-10-12 Pierre-Marie de Rodat <derodat@adacore.com>
790 * dwarf2out.c (int_loc_descriptor): Generate opcodes for another
791 equivalent 32-bit constant (modulo 2**32) when that yields
792 smaller instructions.
793 (size_of_int_loc_descriptor): Update accordingly.
795 2016-10-12 Pierre-Marie de Rodat <derodat@adacore.com>
797 * dwarf2out.c (dwarf2out_early_global_decl): For nested
798 functions, call dwarf2out_decl on the parent function first.
800 2016-10-12 Richard Biener <rguenther@suse.de>
802 * match.pd ((X /[ex] A) * A -> X): Remove unnecessary constraint
805 2016-10-12 Richard Biener <rguenther@suse.de>
807 * tree-ssa-propagate.c
808 (substitute_and_fold_dom_walker::before_dom_children): Do not
809 ignore ASSERT_EXPRs but only preserve them.
810 * tree-vrp.c (remove_range_assertions): Deal with ASSERT_EXPRs
811 that have been propagated into.
812 (vrp_finalize): Enable DCE for substitute_and_fold.
814 2016-10-12 Richard Biener <rguenther@suse.de>
816 PR tree-optimization/77920
817 * tree-vrp.c (simplify_div_or_mod_using_ranges): Simplify.
818 (simplify_min_or_max_using_ranges): Pass in gsi and use it.
819 (simplify_abs_using_ranges): Likewise.
820 (simplify_conversion_using_ranges): Likewise.
821 (simplify_stmt_using_ranges): Adjust.
823 2016-10-12 Jakub Jelinek <jakub@redhat.com>
825 PR tree-optimization/77929
826 * tree-ssa-reassoc.c (optimize_range_tests_var_bound): Handle
827 (*ops)[ranges[i].idx]->op != ranges[i].exp case.
829 2016-10-12 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
832 * config/rs6000/vmx.md (vsx_concat_<mode>): The mtvsrdd instruction
833 needs a base register for arg 1.
835 2016-10-12 Jakub Jelinek <jakub@redhat.com>
837 * common.opt (Wimplicit-fallthrough) Turn into alias to
838 -Wimplicit-fallthrough=3. Remove EnabledBy.
839 (Wimplicit-fallthrough=): New option.
840 * gimplify.c (warn_implicit_fallthrough_r): Use
841 OPT_Wimplicit_fallthrough_ instead of OPT_Wimplicit_fallthrough.
842 * doc/invoke.texi (-Wimplicit-fallthrough): Document as alias
843 to -Wimplicit-fallthrough=3.
844 (-Wimplicit-fallthrough=): Document.
846 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
848 * config/sparc/sparc.c (emit_scc_insn): Remove direct support for EQ
849 and GEU in DImode if TARGET_SUBXC.
850 * config/sparc/sparc.md (seqdi<W:mode>_zero): Remove TARGET_SUBXC.
851 (seqdi<W:mode>_zero_subxc): Delete.
852 (neg_seqdi<W:mode>_zero): Remove TARGET_VIS3.
853 (neg_seqdi<W:mode>_zero_vis3): Delete.
854 (plus_seqdi<W:mode>_zero): Likewise.
855 (minus_seqdi<W:mode>_zero): Likewise.
856 (plus_plus_sltu<W:mode>): Accept only register.
857 (addx<W:mode>): Likewise.
858 (plus_sltu<W:mode>_vis3): Likewise.
859 (plus_plus_sltu<W:mode>_vis3): Likewise.
860 (neg_sgeu<W:mode>_vis3): Delete.
861 (minus_sgeu<W:mode>_vis3): Likewise.
862 (addxc<W:mode>): Accept only registers.
863 (neg_sltu<W:mode>_subxc): Write %%g0 instead of 0.
864 (minus_neg_sltu<W:mode>_subxc): Accept only register.
865 (neg_plus_sltu<W:mode>_subxc): Likewise.
866 (minus_sltu<W:mode>_subxc): Write %%g0 instead of 0.
867 (minus_minus_sltu<W:mode>_subxc): Accept only register.
868 (sgeu<W:mode>_insn_subxc): Delete.
869 (plus_sgeu<W:mode>_subxc): Likewise.
870 (subxc<W:mode>): Accept only register.
871 (scc splitter): Split always GEU again.
873 2016-10-11 Jeff Law <law@redhat.com>
875 PR tree-optimization/77424
876 * tree-ssa-threadupdate.c (thread_through_all_blocks): Remove
877 dead conditionals. Assert that all e->aux fields are NULL.
879 2016-10-11 David Malcolm <dmalcolm@redhat.com>
881 * print-rtl.c (print_rtx): Rename "i" to "idx". Split out the
882 operand-printing "switch" statement into...
883 (print_rtx_operand_code_0): ...this new function, ...
884 (print_rtx_operand_code_e): ...this new function, ...
885 (print_rtx_operand_codes_E_and_V): ...this new function, ...
886 (print_rtx_operand_code_i): ...this new function, ...
887 (print_rtx_operand_code_r): ...this new function, ...
888 (print_rtx_operand_code_u): ...this new function, ...
889 (print_rtx_operand): ...and this new function.
891 2016-10-11 Uros Bizjak <ubizjak@gmail.com>
893 * config/alpha/alpha-passes.def: New file.
894 * config/alpha/t-alpha: New file.
895 * config/alpha/alpha-protos.h (gcc::context, rtl_opt_pass): Declare.
896 (make_pass_handle_trap_shadows): New prototype.
897 (make_pass_align_insns): Ditto.
898 * config/alpha/alpha.c (alpha_option_override): Don't register
900 * config.gcc (alpha*-*-*) Add alpha/t-alpha to tmake_file.
902 2016-10-11 Michael Meissner <meissner@linux.vnet.ibm.com>
905 * config/rs6000/rs6000.c (rs6000_init_builtins): Only create the
906 distinct __ibm128 IBM extended double type if long doubles are
907 128-bits and the default format for long double is IEEE 128-bit.
909 2016-10-11 Richard Biener <rguenther@suse.de>
911 * dwarf2out.c (DEBUG_STR_OFFSETS_SECTION): Remove conditional.
912 (init_sections_and_labels): Use DEBUG_DWO_STR_OFFSETS_SECTION.
913 (verify_die): New function.
914 (dwarf2out_finish): Call it.
915 (output_line_info): Handle case of -gsplit-dwarf without
916 DWARF2_ASM_LINE_DEBUG_INFO.
918 2016-10-11 Richard Biener <rguenther@suse.de>
921 * gimple-low.c (lower_gimple_bind): Handle arbitrary common
922 sub-chains of BLOCK_VARS and gimple_bind_vars.
924 2016-10-11 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
926 * config/i386/znver1.md : Fix imov/imovx load type reservations.
928 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
930 * config/sparc/sparc.opt (msubxc): New option.
931 * doc/invoke.texi (SPARC options): Document it and tidy up.
932 * doc/tm.texi.in (Condition Codes): Adjust SPARC example.
933 * doc/tm.texi: Regenerate.
934 * config/sparc/sparc-modes.def (CC_NOOV): Rename into...
936 (CCX_NOOV): Rename into...
940 * config/sparc/predicates.m (fcc_register_operand): Simplify.
941 (fcc0_register_operand): Likewise.
942 (icc_register_operand): New.
943 (icc_or_fcc_register_operand): Simplify.
944 (nz_comparison_operator): New.
945 (c_comparison_operator): Likewise.
946 (noov_compare_operator): Rename into...
947 (icc_comparison_operator): ...this. Use above predicates.
948 (noov_compare64_operator): Rename into...
949 (v9_comparison_operator): ...this and tidy up.
950 (fcc_comparison_operator): New.
951 (icc_or_fcc_comparison_operator): Likewise.
952 (v9_register_compare_operator): Rename info...
953 (v9_register_comparison_operator): ...this.
954 * config/sparc/sparc.c (TARGET_FIXED_CONDITION_CODE_REGS): Define.
955 (sparc_option_override): Remove redundant VIS masks and add MASK_SUBXC
957 (sparc_fixed_condition_code_regs): New function.
958 (select_cc_mode): Remove ATTRIBUTE_UNUSED. Adjust for CCNZ/CCXNZ
959 renaming and add support for CCC/CCXC.
960 (output_cbranch): Likewise.
961 (sparc_print_operand): Likewise.
962 (gen_v9_scc): Remove obsolete assertion.
963 (emit_scc_insn): Emit RTL directly for EQ and NE. Add direct support
964 for EQ in DImode if TARGET_SUBXC. Remove test on TARGET_VIS3 for GEU.
965 (output_cbcond): Remove bogus handling of CC modes.
966 (sparc_register_move_cost): Return 100 for NO_REGS.
967 * config/sparc/sparc.md (W): New mode iterator.
968 (length): Adjust for noov_compare64_operator renaming.
969 (cmpsi_sne): New instruction.
970 (cmpdi_sne): Likewise.
971 (seqdi_special): Delete.
972 (seqdi_special): Likewise.
973 (snesi<P:mode>_special): Likewise.
974 (snedi_special): Likewise.
975 (snedi_special_vis3): Likewise.
976 (snesi patterns): Use W iterator.
977 (snedi patterns): Likewise. Add TARGET_SUBXC patterns.
978 (sltu patterns): Likewise.
979 (sgeu patterns): Likewise.
980 (scc splitter): Do not split GEU in DImode if TARGET_SUBXC.
981 (normal_branch): Use icc_comparison_operator predicate.
982 (inverted_branch): Likewise.
983 (cbcond_sp32): Use comparison_operator predicate.
984 (cbcond_sp64): Likewise.
985 (normal_int_branch_sp64): Adjust for renaming
986 (inverted_int_branch_sp64): Likewise.
987 (mov<I:mode>_cc_reg_sp64): Likewise.
988 (movsf_cc_reg_sp6): Likewise.
989 (movdf_cc_reg_sp64): Likewise.
990 (movtf_cc_reg_hq_sp64): Likewise.
991 (movtf_cc_reg_sp64): Likewise.
992 (mov<I:mode>_cc_v9): Use icc_or_fcc_comparison_operator predicate.
993 (movsf_cc_v9): Likewise.
994 (movdf_cc_v9): Likewise.
995 (movtf_cc_hq_v9): Likewise.
996 (movtf_cc_v9): Likewise.
997 (adddi3): Call gen_adddi3_sp32.
998 (adddi3_insn_sp32): Rename to...
999 (adddi3_sp32): ...this. Accept only register_operand as operand #1
1000 and use CCCmode for the carry.
1001 (addx_extend_sp32): Use CCCmode for the carry.
1002 (addx_extend_sp64): Delete.
1003 (adddi3_extend_sp32): Use CCCmode for the carry.
1004 (cmp_plus patterns): Use CCNZ/CCXNZ mode and add C variants.
1005 (subdi3): Call gen_subdi3_sp32.
1006 (subdi3_insn_sp32): Rename to...
1007 (subdi3_sp32): ...this and use CCmode for the carry.
1008 (subx_extend_sp32): Use CCCmode for the carry.
1009 (subx_extend_sp64): Delete.
1010 (subdi3_extend_sp32): Use CCmode for the carry.
1011 (cmp_minus patterns): Use CCNZ/CCXNZ mode and add C variants.
1012 (negdi3): Call gen_negdi3_sp32.
1013 (negdi3_sp32): Use CCCmode for the carry.
1014 (cmp_neg patterns): Use CCNZ/CCXNZ mode and add C variants.
1015 (cmp_nz_ashift_1): Use CCNZ mode.
1016 (cmp_nz_set_ashift_1): Likewise.
1017 (ctrapsi4): Use comparison_operator predicate.
1018 (ctrapdi4): Likewise.
1019 (trapsi_insn): Use icc_comparison_operator predicate.
1020 (trapdi_insn): Likewise.
1021 (edge8 patterns): Use CCNZmode.
1022 (edge16 patterns): Likewise.
1023 (edge32 patterns): Likewise.
1025 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
1027 * config/visium/visium-modes.def (CC_NOOV): Rename into...
1029 (CC_BTST): Rename into...
1031 * config/visium/predicates.md (real_add_operand): New.
1032 (visium_btst_operator): Rename into...
1033 (visium_equality_comparison_operator): ...this.
1034 (visium_noov_operator): Rename into...
1035 (visium_nz_comparison_operator): ...this.
1036 (visium_c_comparison_operator): New.
1037 (visium_branch_operator): Adjust and deal with all CC modes.
1038 * config/visium/visium.c (visium_adjust_cost): Adjust.
1039 (visium_split_double_add): Use the *_set_carry patterns.
1040 (visium_select_cc_mode): Add support for CCC mode and adjust.
1041 (output_cbranch): Adjust and use the carry-based operators for
1042 floating-point comparisons.
1043 * config/visium/visium.md (flags_subst_arith): Adjust.
1044 (addsi3_insn_set_carry): New instruction.
1045 (subsi3_insn_set_carry): Likewise.
1046 (negsi2_insn_set_carry): Likewise.
1048 (cmp<mode>_sne): Likewise.
1049 (cbranch<mode>4): Use ordered_comparison_operator.
1050 (cbranch<mode>4_insn): Likewise.
1051 (cbranchsi4_btst_insn): Adjust.
1053 2016-10-11 Tom de Vries <tom@codesourcery.com>
1056 * builtins.c (std_canonical_va_list_type): Remove RECORD_TYPE
1059 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
1061 * tree.h (build_complex_type): Add second parameter with default.
1062 * tree.c (build_complex_type): Add NAMED second parameter and adjust
1063 recursive call. Create a TYPE_DECL only if NAMED is true.
1064 (build_common_tree_nodes): Pass true in calls to build_complex_type.
1066 2016-10-11 Georg-Johann Lay <avr@gjlay.de>
1068 New avr-passes.def to register AVR specific passes.
1070 * config/avr/avr-passes.def: New file.
1071 * config/avr/t-avr (PASSES_EXTRA): Add avr-passes.def.
1072 * config/avr/avr-protos.h (gcc::context, rtl_opt_pass): Declare.
1073 (make_avr_pass_recompute_note): New proto.
1074 * config/avr/avr.c (make_avr_pass_recompute_notes): New function.
1075 (avr_pass_recompute_notes): Use anonymous namespace.
1076 (avr_register_passes): Remove function...
1077 (avr_option_override): ...and its call.
1079 2016-10-11 Robert Suchanek <robert.suchanek@imgtec.com>
1081 * config/mips/mips-cpus.def: Replace PTF_AVOID_BRANCHLIKELY with
1082 PTF_AVOID_BRANCHLIKELY_ALWAYS for generic architecture and with
1083 PTF_AVOID_BRANCHLIKELY_SPEED for others.
1084 (mips2, mips3, mips4): Add PTF_AVOID_BRANCHLIKELY_SIZE to tune
1086 * config/mips/mips.c (mips_option_override): Enable the branch
1087 likely depending on the tune flags and optimization level.
1088 * config/mips/mips.h (PTF_AVOID_BRANCHLIKELY): Remove.
1089 (PTF_AVOID_BRANCHLIKELY_SPEED): Define.
1090 (PTF_AVOID_BRANCHLIKELY_SIZE): Likewise.
1091 (PTF_AVOID_BRANCHLIKELY_ALWAYS): Likewise.
1093 2016-10-11 Richard Biener <rguenther@suse.de>
1095 * lto-streamer-out.c (collect_block_tree_leafs): New helper.
1096 (output_function): Properly stream the whole block tree.
1097 * lto-streamer-in.c (input_function): Likewise.
1099 2016-10-11 Marek Polacek <polacek@redhat.com>
1101 * Makefile.in (C_COMMON_OBJS): Add c-family/c-warn.o.
1103 2016-10-11 Kugan Vivekanandarajah <kuganv@linaro.org>
1105 * tree-vrp.c (evrp_dom_walker::try_add_new_range): New.
1106 (evrp_dom_walker::before_dom_children): Infer and push new value
1107 ranges for x in y < x.
1109 2016-10-10 Joseph Myers <joseph@codesourcery.com>
1112 * config/ia64/ia64.c (ia64_libgcc_floating_mode_supported_p)
1113 (TARGET_LIBGCC_FLOATING_MODE_SUPPORTED_P): Remove.
1114 * config/ia64/elf.h (IA64_NO_LIBGCC_TFMODE): Likewise.
1115 * config/ia64/freebsd.h (IA64_NO_LIBGCC_TFMODE): Likewise.
1116 * config/ia64/vms.h (IA64_NO_LIBGCC_XFMODE)
1117 (IA64_NO_LIBGCC_TFMODE): Likewise.
1119 2016-10-11 Kugan Vivekanandarajah <kuganv@linaro.org>
1121 * tree-vrp.c (vrp_intersect_ranges_1): Allocate bitmap before
1124 2016-10-10 Andreas Tobler <andreast@gcc.gnu.org>
1126 * config.gcc: Add aarch64-*-freebsd* support.
1127 * config.host: Likewise.
1128 * config/aarch64/aarch64-freebsd.h: New file.
1129 * config/aarch64/t-aarch64-freebsd: Ditto.
1131 2016-10-10 Jeff Law <law@redhat.com>
1133 PR tree-optimization/71947
1134 * tree-ssa-dom.c (cprop_into_stmt): Avoid replacing A with B, then
1135 B with A within a single statement.
1137 2016-10-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1139 PR tree-optimization/77824
1140 * gimple-ssa-strength-reduction.c (stmt_cost): Explicitly return
1141 zero cost for copies.
1142 (find_candidates_dom_walker::before_dom_children): Replace
1143 MODIFY_EXPR with SSA_NAME.
1144 (replace_mult_candidate): Likewise.
1145 (replace_profitable_candidates): Likewise.
1147 2016-10-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1149 * config/s390/s390.h: Wrap more macros args in brackets and fix
1151 2016-10-10 Georg-Johann Lay <avr@gjlay.de>
1153 * config/avr/gen-avr-mmcu-texi.c (string.h): Include.
1155 2016-10-10 Andreas Schwab <schwab@suse.de>
1158 * config/ia64/ia64.md ("doloop_end"): Reject if mode of loop
1159 pseudo is not DImode.
1161 2016-10-10 Claudiu Zissulescu <claziss@synopsys.com>
1163 * common/config/arc/arc-common.c (arc_option_optimization_table):
1164 Remove compact casesi option.
1165 * config/arc/arc.c (arc_override_options): Use compact casesi
1166 option only for pre-ARCv2 cores.
1167 * doc/invoke.texi (mcompact-casesi): Update text.
1169 2016-10-09 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
1171 * config/rs6000/rs6000.h (TARGET_EFFICIENT_OVERLAPPING_UNALIGNED):
1172 Add macro to say we can efficiently handle overlapping unaligned
1174 * config/rs6000/rs6000.c (expand_block_compare): Avoid generating
1175 poor code for processors older than p8.
1177 2016-10-09 Eric Botcazou <ebotcazou@adacore.com>
1179 * gen-pass-instances.awk: Remove GNUism.
1181 2016-10-09 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
1183 * ipa-prop.c (ipcp_transform_function): Set fields m_vr and bits to
1184 NULL of (*ipcp_transformations)][node->uid].
1186 2016-10-09 John David Anglin <danglin@gcc.gnu.org>
1188 * config/pa/pa.h (BIGGEST_ALIGNMENT): Adjust comment.
1189 (MALLOC_ABI_ALIGNMENT): Define.
1191 2016-10-09 Jakub Jelinek <jakub@redhat.com>
1193 * tree-ssa.c (target_for_debug_bind, verify_phi_args,
1194 ssa_undefined_value_p, maybe_optimize_var): Use VAR_P and/or
1195 VAR_OR_FUNCTION_DECL_P macros.
1196 * tree-chkp.c (chkp_register_var_initializer, chkp_make_static_bounds,
1197 chkp_get_bounds_for_decl_addr, chkp_parse_array_and_component_ref,
1198 chkp_find_bounds_1): Likewise.
1199 * ipa-polymorphic-call.c (decl_maybe_in_construction_p): Likewise.
1200 * hsa-gen.c (get_symbol_for_decl): Likewise.
1201 * cgraphunit.c (check_global_declaration, analyze_functions,
1202 handle_alias_pairs, thunk_adjust, cgraph_node::expand_thunk):
1204 * gimple-fold.c (can_refer_decl_in_current_unit_p,
1205 canonicalize_constructor_val, gimple_get_virt_method_for_vtable):
1207 * tree.c (set_decl_section_name, copy_node_stat,
1208 need_assembler_name_p, free_lang_data_in_decl, find_decls_types_r,
1209 merge_dllimport_decl_attributes, handle_dll_attribute,
1210 decl_init_priority_insert, auto_var_in_fn_p, array_at_struct_end_p,
1211 verify_type): Likewise.
1212 * gimple-ssa-isolate-paths.c (find_implicit_erroneous_behavior,
1213 find_explicit_erroneous_behavior): Likewise.
1214 * sdbout.c (sdbout_toplevel_data, sdbout_late_global_decl): Likewise.
1215 * ipa.c (process_references): Likewise.
1216 * tree-chkp-opt.c (chkp_get_check_result): Likewise.
1217 * varasm.c (get_block_for_decl, use_blocks_for_decl_p, make_decl_rtl,
1218 notice_global_symbol, assemble_variable, mark_decl_referenced,
1219 build_constant_desc, output_constant_def_contents, do_assemble_alias,
1220 make_decl_one_only, default_section_type_flags,
1221 categorize_decl_for_section, default_encode_section_info): Likewise.
1222 * trans-mem.c (requires_barrier): Likewise.
1223 * gimple-expr.c (mark_addressable): Likewise.
1224 * cfgexpand.c (add_scope_conflicts_1, expand_one_var,
1225 expand_used_vars_for_block, clear_tree_used, stack_protect_decl_p,
1226 expand_debug_expr): Likewise.
1227 * tree-dump.c (dequeue_and_dump): Likewise.
1228 * ubsan.c (instrument_bool_enum_load): Likewise.
1229 * tree-pretty-print.c (print_declaration): Likewise.
1230 * simplify-rtx.c (delegitimize_mem_from_attrs): Likewise.
1231 * tree-ssa-uninit.c (warn_uninitialized_vars): Likewise.
1232 * asan.c (asan_protect_global, instrument_derefs): Likewise.
1233 * tree-into-ssa.c (rewrite_stmt, maybe_register_def,
1234 pass_build_ssa::execute): Likewise.
1235 * var-tracking.c (var_debug_decl, track_expr_p): Likewise.
1236 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost, split_address_cost):
1238 * ipa-split.c (test_nonssa_use, consider_split, mark_nonssa_use):
1240 * tree-inline.c (insert_debug_decl_map, remap_ssa_name,
1241 can_be_nonlocal, remap_decls, copy_debug_stmt,
1242 initialize_inlined_parameters, add_local_variables,
1243 reset_debug_binding, replace_locals_op): Likewise.
1244 * dse.c (can_escape): Likewise.
1245 * ipa-devirt.c (compare_virtual_tables, referenced_from_vtable_p):
1247 * tree-diagnostic.c (default_tree_printer): Likewise.
1248 * tree-streamer-in.c (unpack_ts_decl_common_value_fields,
1249 unpack_ts_decl_with_vis_value_fields,
1250 lto_input_ts_decl_common_tree_pointers): Likewise.
1251 * builtins.c (builtin_save_expr, fold_builtin_expect,
1252 readonly_data_expr): Likewise.
1253 * tree-ssa-structalias.c (new_var_info, get_constraint_for_ssa_var,
1254 create_variable_info_for, set_uids_in_ptset, visit_loadstore):
1256 * gimple-streamer-out.c (output_gimple_stmt): Likewise.
1257 * gimplify.c (force_constant_size, gimplify_bind_expr,
1258 gimplify_decl_expr, gimplify_var_or_parm_decl,
1259 gimplify_compound_lval, gimplify_init_constructor,
1260 gimplify_modify_expr, gimplify_asm_expr, gimplify_oacc_declare,
1261 gimplify_type_sizes): Likewise.
1262 * cgraphbuild.c (record_reference, record_type_list, mark_address,
1263 mark_load, mark_store, pass_build_cgraph_edges::execute): Likewise.
1264 * tree-ssa-live.c (mark_all_vars_used_1, remove_unused_scope_block_p,
1265 remove_unused_locals): Likewise.
1266 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p, ptrs_compare_unequal,
1267 ref_maybe_used_by_call_p_1, call_may_clobber_ref_p_1): Likewise.
1268 * function.c (instantiate_expr, instantiate_decls_1,
1269 setjmp_vars_warning, add_local_decl): Likewise.
1270 * alias.c (ao_ref_from_mem, get_alias_set, compare_base_symbol_refs):
1272 * tree-stdarg.c (find_va_list_reference, va_list_counter_struct_op,
1273 va_list_ptr_read, va_list_ptr_write, check_all_va_list_escapes,
1274 optimize_va_list_gpr_fpr_size): Likewise.
1275 * tree-nrv.c (pass_nrv::execute): Likewise.
1276 * tsan.c (instrument_expr): Likewise.
1277 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
1278 * vtable-verify.c (verify_bb_vtables): Likewise.
1279 * tree-dfa.c (ssa_default_def, set_ssa_default_def,
1280 get_ref_base_and_extent): Likewise.
1281 * toplev.c (wrapup_global_declaration_1, wrapup_global_declaration_2):
1283 * tree-sra.c (static bool constant_decl_p, find_var_candidates,
1284 analyze_all_variable_accesses): Likewise.
1285 * tree-nested.c (get_nonlocal_debug_decl,
1286 convert_nonlocal_omp_clauses, note_nonlocal_vla_type,
1287 note_nonlocal_block_vlas, convert_nonlocal_reference_stmt,
1288 get_local_debug_decl, convert_local_omp_clauses,
1289 convert_local_reference_stmt, nesting_copy_decl, remap_vla_decls):
1291 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Likewise.
1292 * stmt.c (decl_overlaps_hard_reg_set_p): Likewise.
1293 * dbxout.c (dbxout_late_global_decl, dbxout_type_fields,
1294 dbxout_symbol, dbxout_common_check): Likewise.
1295 * expr.c (expand_assignment, expand_expr_real_2, expand_expr_real_1,
1296 string_constant): Likewise.
1297 * hsa.c (hsa_get_declaration_name): Likewise.
1298 * passes.c (rest_of_decl_compilation): Likewise.
1299 * tree-ssanames.c (make_ssa_name_fn): Likewise.
1300 * tree-streamer-out.c (pack_ts_decl_common_value_fields,
1301 pack_ts_decl_with_vis_value_fields,
1302 write_ts_decl_common_tree_pointers): Likewise.
1303 * stor-layout.c (place_field): Likewise.
1304 * symtab.c (symtab_node::maybe_create_reference,
1305 symtab_node::verify_base, symtab_node::make_decl_local,
1306 symtab_node::copy_visibility_from,
1307 symtab_node::can_increase_alignment_p): Likewise.
1308 * dwarf2out.c (add_var_loc_to_decl, tls_mem_loc_descriptor,
1309 decl_by_reference_p, reference_to_unused, rtl_for_decl_location,
1310 fortran_common, add_location_or_const_value_attribute,
1311 add_scalar_info, add_linkage_name, set_block_abstract_flags,
1312 local_function_static, gen_variable_die, dwarf2out_late_global_decl,
1313 optimize_one_addr_into_implicit_ptr,
1314 optimize_location_into_implicit_ptr): Likewise.
1315 * gimple-low.c (record_vars_into): Likewise.
1316 * ipa-visibility.c (update_vtable_references): Likewise.
1317 * tree-ssa-address.c (fixed_address_object_p, copy_ref_info):
1319 * lto-streamer-out.c (tree_is_indexable, get_symbol_initial_value,
1320 DFS::DFS_write_tree_body, write_symbol): Likewise.
1321 * langhooks.c (lhd_warn_unused_global_decl,
1322 lhd_set_decl_assembler_name): Likewise.
1323 * attribs.c (decl_attributes): Likewise.
1324 * except.c (output_ttype): Likewise.
1325 * varpool.c (varpool_node::get_create, ctor_for_folding,
1326 varpool_node::assemble_decl, varpool_node::create_alias): Likewise.
1327 * fold-const.c (fold_unary_loc): Likewise.
1328 * ipa-prop.c (ipa_compute_jump_functions_for_edge,
1329 ipa_find_agg_cst_from_init): Likewise.
1330 * omp-low.c (expand_omp_regimplify_p, expand_omp_taskreg,
1331 expand_omp_target, lower_omp_regimplify_p,
1332 grid_reg_assignment_to_local_var_p, grid_remap_prebody_decls,
1333 find_link_var_op): Likewise.
1334 * tree-chrec.c (chrec_contains_symbols): Likewise.
1335 * tree-cfg.c (verify_address, verify_expr, verify_expr_location_1,
1336 gimple_duplicate_bb, move_stmt_op, replace_block_vars_by_duplicates,
1337 execute_fixup_cfg): Likewise.
1339 PR tree-optimization/77901
1340 * tree-ssa-reassoc.c (optimize_range_tests_var_bound): Only optimize
1341 if ranges[i].exp is SSA_NAME when looking for >= and only when
1342 ranges[i].exp is NULL or SSA_NAME when looking for the other
1345 2016-10-09 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
1347 * ipa-cp.c (ipcp_alignment_lattice): Remove.
1348 (ipcp_param_lattices): Remove field alignment.
1349 (print_all_lattices): Remove call to ipcp_alignment_lattice::print.
1350 (set_all_contains_variable): Remove call to
1351 ipcp_alignment_lattice::set_to_bottom.
1352 (initialize_node_lattices): Likewise.
1353 (propagate_alignment_accross_jump_function): Remove.
1354 (propagate_constants_accross_call): Remove call to
1355 propagate_alignment_accross_jump_function.
1356 (ipcp_store_alignment_results): Remove.
1357 (ipcp_driver): Remove call to ipcp_store_alignment_results.
1358 (propagate_bits_accross_jump_function): Handle ancestor jump function.
1359 * ipa-prop.c (ipa_print_node_jump_functions_for_edge): Remove
1360 pretty-printing of alignment jump function.
1361 (ipa_set_jf_unknown): Remove assignment to jfunc->alignment.known.
1362 (ipa_compute_jump_functions_for_edge): Adjust ipa_bits jump function for
1363 alignments and remove computing ipa_alignment jump function.
1364 (ipa_node_params_t::duplicate): Remove copying of src_trans->alignments.
1365 (ipa_write_jump_functions): Remove streaming for ipa_alignment.
1366 (ipa_read_jump_function): Remove reading of ipa_alignment.
1367 (write_ipcp_transformation_info): Remove streaming for alignment
1368 propagation summary.
1369 (read_ipcp_transformation_info): Remove reading of alignment
1370 propagation summary.
1371 (ipcp_update_alignments): Remove.
1372 (ipcp_update_bits): Adjust to set alignment for parameters of pointer
1374 (ipcp_transform_function): Remove call to ipcp_update_alignments()
1375 and remove assignment to (*ipcp_transformations)[node->uid].alignments.
1376 * ipa-prop.h (ipa_alignment): Remove.
1377 (ipa_jump_func): Remove field alignment.
1378 (ipcp_transformation_summary): Remove field alignments.
1379 * doc/invoke.texi: Mark fipa-cp-alignment as obsolete.
1380 * opts.c (default_options_table): Remove entry for fipa-cp-alignment.
1381 (enable_fdo_optimizations): Remove checking for fipa-cp-alignment.
1383 2016-10-08 Eric Botcazou <ebotcazou@adacore.com>
1385 * config/sparc/sparc.h (FIXED_REGISTERS): Add %icc.
1387 * config/visium/visium.c (visium_expand_int_cstore): Revert latest
1389 (visium_expand_fp_cstore): Likewise.
1391 2016-10-08 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
1393 * diagnostic-core.h (warning_at_rich_loc_n): Declare.
1394 * diagnostic.c (warning_at_rich_loc_n): New function.
1395 (diagnostic_n_impl_richloc): Likewise.
1396 (diagnostic_n_impl): Move most of the function to
1397 diagnostic_n_impl_richloc and call it.
1399 2016-10-08 Jakub Jelinek <jakub@redhat.com>
1401 * gen-pass-instances.awk: Rewritten.
1402 * Makefile.in (pass-instances.def): Depend on $(PASSES_EXTRA), pass
1403 $(PASSES_EXTRA) after passes.def to the script.
1404 * config/i386/t-i386 (PASSES_EXTRA): Add i386-passes.def.
1405 * config/i386/i386-passes.def: New file.
1406 * config/i386/i386-protos.h (make_pass_insert_vzeroupper,
1407 make_pass_stv): Declare.
1408 * config/i386/i386.c (pass_stv::pass_stv): Initialize timode_p to
1410 (pass_stv::gate): Depending on timode_p member require TARGET_64BIT
1412 (pass_stv::clone, pass_stv::set_pass_param): New methods.
1413 (pass_stv::timode_p): New non-static data member.
1414 (ix86_option_override): Don't register passes here.
1416 * doc/invoke.texi: Document accepting Else, fallthrough.
1418 * doc/invoke.texi (-Wimplicit-fallthrough): Document FALLTHRU comment
1421 * doc/invoke.texi (-Wimplicit-fallthrough): Document the accepted
1422 FALLTHRU comment styles.
1424 2016-10-07 Andrew Pinski <apinski@cavium.com>
1426 * config/aarch64/aarch64-arches.def (AARCH64_ARCH): #undef at the end.
1427 * config/aarch64/aarch64-cores.def (AARCH64_CORE): Likewise.
1428 * config/aarch64/aarch64-fusion-pairs.def (AARCH64_FUSION_PAIR):
1430 * config/aarch64/aarch64-option-extensions.def (AARCH64_OPT_EXTENSION):
1432 * config/aarch64/aarch64-tuning-flags.def (AARCH64_EXTRA_TUNING_OPTION):
1434 * config/aarch64/aarch64-opts.h (AARCH64_CORE): Don't #undef here.
1435 (AARCH64_ARCH): Likewise.
1436 * common/config/aarch64/aarch64-common.c (AARCH64_OPT_EXTENSION):
1438 (AARCH64_CORE): Likewise.
1439 (AARCH64_ARCH): Likewise.
1440 * config/aarch64/aarch64-protos.h (AARCH64_FUSION_PAIR): Likewise.
1441 (AARCH64_EXTRA_TUNING_OPTION): Likewise.
1442 * config/aarch64/aarch64.c (AARCH64_FUION_PAIR): Likewise.
1443 (AARCH64_EXTRA_TUNING_OPTION): Likewise.
1444 (AARCH64_ARCH): Likewise.
1445 (AARCH64_CORE): Likewise.
1446 * config/aarch64/aarch64.h (AARCH64_CORE): Likewise.
1447 * config/aarch64/driver-aarch64.c (AARCH64_OPT_EXTENSION): Likewise.
1448 (AARCH64_CORE): Likewise.
1449 (AARCH64_ARCH): Likewise.
1451 2016-10-06 Michael Meissner <meissner@linux.vnet.ibm.com>
1453 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Split
1454 -mfloat128 into -mfloat128-type that enables the IEEE 128-bit
1455 floating point type infrastructre, and -mfloat128 that enables the
1456 keyword. Define __FLOAT128__ if -mfloat128, and __FLOAT128_TYPE__
1457 if -mfloat128-type. Define __ibm128 to be long double by default.
1458 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Print whether
1459 the IEEE 128-bit floating point type infrastructure should
1460 automatically be enabled.
1461 (rs6000_init_hard_regno_mode_ok): Switch to use -mfloat128-type
1462 instead of -mfloat128 to enable KFmode.
1463 (rs6000_option_override_internal): Split the option -mfloat128
1464 into -mfloat128-type and -mfloat128. On Linux PowerPC 64-bit
1465 systems, automatically set -mfloat128-type, but don't enable it on
1466 other operating systems. Move setting the long double size and
1467 IEEE quad support before the IEEE 128-bit floating point changes.
1468 (rs6000_init_builtins): Do not create a unique type for __ibm128
1469 if long double is IBM extended double, instead rely on __ibm128
1470 being defined as 'long double'. If -mfloat128-type and not
1471 -mfloat128, create the KFmode type with an undocumented __ieee128
1473 (rs6000_init_libfuncs): Use -mfloat128-type instead of
1474 -mfloat128 for tests about the types, but keep tests for
1475 -mfloat128 to enable the keyword support.
1476 (rs6000_complex_function_value): Likewise.
1477 (rs6000_scalar_mode_supported_p): Likewise.
1478 (rs6000_floatn_mode): Likewise.
1479 (rs6000_c_mode_for_suffix): Likewise.
1480 (rs6000_opt_masks): Add -mfloat128-type.
1481 * config/rs6000/rs6000-cpus.def (POWERPC_MASKS): Add support for
1482 -mfloat128-type being split from -mfloat128. Add
1483 -mfloat128-hardware, which was missing.
1484 * config/rs6000/rs6000.opt (-mfloat128): Split -mfloat128 into
1485 -mfloat128 and -mfloat128-type:
1486 (-mfloat128-type): Likewise.
1487 * config/rs6000/linux64.h (TARGET_FLOAT128_ENABLE_TYPE): Define so
1488 that 64-bit Linux systems with enable -mfloat128-type by default
1490 * config/rs6000/rs6000.h (TARGET_FLOAT128_ENABLE_TYPE): Likewise.
1491 (FLOAT128_VECTOR_P): Switch IEEE 128-bit floating points to use
1492 -mfloat128-type instead of -mfloat128.
1493 (FLOAT128_2REG_P): Likewise.
1494 (MASK_FLOAT128_TYPE): Likewise.
1495 (ALTIVEC_ARG_MAX_RETURN): Likewise.
1496 (RS6000_BTM_FLOAT128): Likewise.
1497 (TARGET_FLOAT128): Poison old identifiers.
1498 (OPTION_MASK_FLOAT128): Likewise.
1499 (MASK_FLOAT128): Likewise.
1500 * config/rs6000/rs6000.md (FP): Likewise.
1501 (FLOAT128): Likewise.
1502 (fix_trunc<mode>di2): Likewise.
1503 (fixuns_trunc<IEEE128:mode><SDI:mode>2): Likewise.
1504 (floatdi<mode>2): Likewise.
1505 (floatuns<SDI:mode><IEEE128:mode>2): Likewise.
1506 (neg<mode>2, FLOAT128 iterator): Likewise.
1507 (abs<mode>2, FLOAT128 iterator): Likewise.
1508 (ieee_128bit_negative_zero): Likewise.
1509 (ieee_128bit_vsx_neg<mode>2): Likewise.
1510 (ieee_128bit_vsx_neg<mode>2_internal): Likewise.
1511 (ieee_128bit_vsx_abs<mode>2): Likewise.
1512 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
1513 (ieee_128bit_vsx_nabs<mode>2): Likewise.
1514 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
1515 (extendiftf2): Likewise.
1516 (extendifkf2): Likewise.
1517 (extendtfkf2): Likewise.
1518 (trunciftf2): Likewise.
1519 (truncifkf2): Likewise.
1520 (trunckftf2): Likewise.
1521 (trunctfif2): Likewise.
1522 (extendkftf2): Likewise.
1523 (trunctfkf2): Likewise.
1525 2016-10-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1527 * simplify-rtx.c (simplify_immed_subreg): Zero-initialize tmp array
1528 before merging in bytes to pass down to real_from_target.
1530 2016-10-07 Richard Biener <rguenther@suse.de>
1532 * tree-ssa-propagate.c (replace_phi_args_in): Remove no longer
1534 (substitute_and_fold_dom_walker::before_dom_children):
1535 Substitute and fold before pass specific folding to avoid
1536 feeding that with SSA names that will be later released.
1537 * tree-ssa-ccp.c (get_value_for_expr): Guard for new SSA names
1538 introduced by folding and visited by evaluate_stmt called during
1540 (likely_value): Likewise.
1541 (evaluate_stmt): Likewise.
1542 * tree-vrp.c (simplify_truth_ops_using_ranges): Fold modified stmt.
1543 (simplify_div_or_mod_using_ranges): Likewise.
1544 (simplify_min_or_max_using_ranges): Likewise.
1545 (simplify_abs_using_ranges): Likewise.
1546 (simplify_conversion_using_ranges): Likewise.
1547 (simplify_float_conversion_using_ranges): Likewise.
1548 (simplify_stmt_using_ranges): Likewise.
1550 2016-10-07 Marek Polacek <polacek@redhat.com>
1552 * gimplify.c (should_warn_for_implicit_fallthrough): Check for
1553 FALLTHROUGH_LABEL_P here...
1554 (warn_implicit_fallthrough_r): ...not here.
1556 2016-10-07 Bernd Schmidt <bschmidt@redhat.com>
1558 PR tree-optimization/77880
1559 * expr.c (by_pieces_ninsns): Use unsigned HOST_WIDE_INT where
1562 2016-10-07 Marek Polacek <polacek@redhat.com>
1565 * gimplify.c (last_stmt_in_scope): Add check for FALLTHROUGH ().
1567 2016-10-07 Richard Biener <rguenther@suse.de>
1569 * bitmap.h: Document constraints on bitmap modification while
1572 2016-10-07 Richard Biener <rguenther@suse.de>
1574 * bitmap.c (bitmap_elem_to_freelist): Set indx to -1.
1575 * bitmap.h (bmp_iter_set): When advancing to the next element
1576 check that we didn't remove the current one.
1577 (bmp_iter_and): Likewise.
1578 (bmp_iter_and_compl): Likewise.
1579 * tree-ssa.c (release_defs_bitset): Do not remove worklist bit
1580 we currently iterate on but keep a one-level queue.
1581 * sched-deps.c (remove_from_deps): Do not clear current bit
1582 but keep a one-level queue.
1584 2016-10-07 Jakub Jelinek <jakub@redhat.com>
1586 PR tree-optimization/77664
1587 * tree-ssa-reassoc.c (update_range_test): Also clear low and high
1588 for the other ranges.
1589 (optimize_range_tests_diff): Fix up formatting.
1590 (optimize_range_tests_var_bound): New function.
1591 (optimize_range_tests): Use it.
1593 2016-10-07 Martin Liska <mliska@suse.cz>
1595 * coverage.c (build_gcov_exit_decl): Fix priority what
1596 should be really 99.
1598 2016-10-07 Richard Biener <rguenther@suse.de>
1600 * gimple-low.c (lower_gimple_bind): Clear DECL_CHAIN of
1601 vars in gimple_bind_vars but not in BLOCK_VARS.
1603 2016-10-07 Richard Biener <rguenther@suse.de>
1605 PR tree-optimization/77879
1606 * tree-ssa-structalias.c (handle_const_call): Properly handle
1608 (handle_pure_call): Likewise.
1610 2016-10-06 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
1612 * config/rs6000/rs6000.c (rs6000_elf_asm_out_constructor)
1613 (rs6000_elf_asm_out_destructor): increase size of buf to avoid
1616 2016-10-06 Andrew Pinski <apinski@cavium.com>
1618 * config/aarch64/aarch64-cores.def: Add a comment before each
1621 2016-10-06 Kugan Vivekanandarajah <kuganv@linaro.org>
1623 PR tree-optimization/77862
1624 * tree-vrp.c (add_equivalence): Use get_value_range so that
1625 num_vr_values is checked before accessing vr_values.
1627 2016-10-06 Kugan Vivekanandarajah <kuganv@linaro.org>
1629 * tree-vrp.c (evrp_dom_walker::before_dom_children): Handle
1632 2016-10-05 Jeff Law <law@redhat.com>
1634 PR tree-optimization/71661
1635 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Handle case when
1636 removal of a forwarder exposes a new natural loop.
1638 2016-10-06 Uros Bizjak <ubizjak@gmail.com>
1640 * config/i386/sse.md (andnot<mode>3): Add FALLTHRU comments.
1641 Introduce ssesuffix variable.
1642 (<mask_codefor><code><mode>3<mask_name>): Ditto.
1643 (*<code><mode>3): Ditto.
1645 2016-10-06 Jan Hubicka <hubicka@ucw.cz>
1647 * postreload.c (reload_cse_simplify): Skip also USE when detecting
1650 2016-10-06 Richard Biener <rguenther@suse.de>
1652 PR tree-optimization/77855
1653 * tree-ssa-pre.c (prune_clobbered_mems): Queue exprs to remove
1654 instead of removing the current item while iterating over the set
1657 2016-10-06 James Clarke <jrtc27@jrtc27.com>
1658 Eric Botcazou <ebotcazou@adacore.com>
1661 * config/sparc/sparc.c (classify_data_t): Remove int_regs field.
1662 (classify_registers): Don't set it
1663 (function_arg_slotno): Don't initialize and test it. Tidy up.
1665 2016-10-06 Richard Biener <rguenther@suse.de>
1667 PR tree-optimization/77839
1668 * tree-ssa-sccvn.c (set_ssa_val_to): Forbid value -> constant value
1671 2016-10-06 Martin Liska <mliska@suse.cz>
1673 * gcc.c: Set -fprofile-update=atomic when profiling is
1674 enabled and -pthread is set. Warn when one combines
1675 -pthread and -fprofile-update=single for an app using
1678 2016-10-06 Martin Liska <mliska@suse.cz>
1681 * expmed.h (mul_highpart_cost_ptr): Add an gcc_assert.
1682 * gimple-ssa-strength-reduction.c (slsr_process_cast):
1683 Initialize a pointer to NULL.
1684 (slsr_process_copy): Likewise.
1685 * input.c (location_get_source_line): Likewise.
1686 * tree-ssa-ccp.c (optimize_atomic_bit_test_and): Likewise.
1688 2016-10-05 Andrew Senkevich <andrew.senkevich@intel.com>
1690 * common/config/i386/i386-common.c (OPTION_MASK_ISA_PCOMMIT_UNSET,
1691 OPTION_MASK_ISA_PCOMMIT_SET): Deleted definitions.
1692 (ix86_handle_option): Deleted handle of OPT_mpcommit.
1693 * config.gcc: Deleted pcommitintrin.h
1694 * config/i386/pcommitintrin.h: Deleted file.
1695 * config/i386/cpuid.h (bit_PCOMMIT): Deleted.
1696 * config/i386/driver-i386.c (host_detect_local_cpu): Deleted pcommit
1698 * config/i386/i386-c.c (ix86_target_macros_internal): Deleted define
1700 * config/i386/i386.c (ix86_target_string): Deleted -mpcommit.
1701 (PTA_PCOMMIT): Deleted define.
1702 (ix86_option_override_internal): Deleted handle of option.
1703 (ix86_valid_target_attribute_inner_p): Deleted pcommit.
1704 * config/i386/i386-builtin.def (IX86_BUILTIN_PCOMMIT,
1705 __builtin_ia32_pcommit): Deleted.
1706 * config/i386/i386.h (TARGET_PCOMMIT, TARGET_PCOMMIT_P): Deleted.
1707 * config/i386/i386.md (unspecv): Deleted UNSPECV_PCOMMIT.
1708 (pcommit): Deleted instruction.
1709 * config/i386/i386.opt: Mention -mpcommit deprecation.
1710 * config/i386/x86intrin.h: Deleted inclusion of pcommitintrin.h.
1712 2016-10-05 Uros Bizjak <ubizjak@gmail.com>
1715 * config/i386/sse.md (<mask_codefor><code><mode>3<mask_name>):
1716 Remove wrong assert.
1717 (<floatsuffix>float<sseintvecmodelower><mode>2<mask_name><round_name>:
1718 Use <round_constraint> as operand 1 constraint.
1720 2016-10-05 Jakub Jelinek <jakub@redhat.com>
1723 * ubsan.c (ubsan_create_data): Call initialize_sanitizer_builtins here.
1724 (ubsan_instrument_float_cast): And not here.
1727 * ubsan.c (ubsan_ids): New GTY(()) array.
1728 (ubsan_type_descriptor, ubsan_create_data): Use ubsan_ids
1729 instead of static local counters.
1731 2016-10-05 Martin Sebor <msebor@redhat.com>
1734 * config/linux.h (TARGET_PRINTF_POINTER_FORMAT): Define macro.
1735 * config/linux.c (gnu_libc_printf_pointer_format): Remove.
1736 * targhooks.c [DEFAULT_LIBC == LIBC_UCLIBC) && SINGLE_LIBC]
1737 (default_printf_pointer_format): Define function.
1738 * targhooks.c (linux_printf_pointer_format): Define new function.
1739 * targhooks.h (linux_printf_pointer_format): Declare.
1740 (gnu_libc_printf_pointer_format): Remove declaration.
1742 2016-10-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1744 * fold-const.c (native_encode_real): Fix logic for selecting offset
1745 to write to when BYTES_BIG_ENDIAN.
1747 2016-10-05 Wilco Dijkstra <wdijkstr@arm.com>
1749 * builtins.c (fold_builtin_strchr): Remove function.
1750 (fold_builtin_strrchr): Likewise.
1751 (fold_builtin2): Remove strchr, index, strrchr, rindex cases.
1752 * gimple-fold.c (target_char_cst_p): New function.
1753 (gimple_fold_builtin_strchr) Add more foldings.
1754 (gimple_fold_builtin): Add index, strrchr, rindex cases.
1756 2016-10-05 Richard Biener <rguenther@suse.de>
1759 * genmatch.c (capture_info::walk_c_expr): Diagnose unknown
1760 capture ids in c-exprs.
1762 2016-10-05 Richard Biener <rguenther@suse.de>
1765 * genmatch.c (dt_operand::gen_match_op): Amend operand_equal_p
1766 with types_match for GIMPLE code gen to handle type mismatched
1768 (dt_operand::gen): Adjust.
1769 * match.pd ((X /[ex] A) * A -> X): Properly handle converted
1772 2016-10-05 Richard Biener <rguenther@suse.de>
1774 * match.pd (copysign(x, CST) -> [-]abs (x)): New pattern.
1776 2016-10-05 Richard Biener <rguenther@suse.de>
1779 * genmatch.c (parser::parse_c_expr): Handle premature EOF.
1781 2016-10-05 Pierre-Marie de Rodat <derodat@adacore.com>
1783 * dwarf2out.c (dwarf2out_imported_module_or_decl): Move DWARF
1784 version check to protect only DW_TAG_imported_module generation.
1786 2016-10-05 Richard Biener <rguenther@suse.de>
1789 * match.pd (min(a,-a) -> -abs(a)): New pattern.
1791 2016-10-04 Ian Lance Taylor <iant@golang.org>
1793 * explow.c (allocate_dynamic_stack_space): Call
1794 do_pending_stack_adjust before handling flag_split_stack.
1796 2016-10-04 David Malcolm <dmalcolm@redhat.com>
1798 * genattrtab.c (make_internal_attr): Supply dummy column number to
1801 * genoutput.c (init_insn_for_nothing): Likewise.
1802 * gensupport.c (add_define_attr): Likewise.
1803 * read-md.c (message_at_1): Print column number.
1804 (fatal_with_file_and_line): Likewise.
1805 (rtx_reader::read_char): Track column numbers.
1806 (rtx_reader::unread_char): Likewise.
1807 (rtx_reader::rtx_reader): Initialize m_read_md_colno.
1808 (rtx_reader::handle_include): Stash and restore m_read_md_colno.
1809 (rtx_reader::handle_file): Initialize m_read_md_colno.
1810 (rtx_reader::get_current_location): Supply column number to
1812 * read-md.h (struct file_location): Add field "colno".
1813 (file_location::file_location): Likewise.
1814 (rtx_reader::get_colno): New accessor.
1815 (rtx_reader::m_read_md_colno): New field.
1816 (rtx_reader::m_last_line_colno): New field.
1818 2016-10-04 Jakub Jelinek <jakub@redhat.com>
1820 * doc/extend.texi (Java Exceptions): Remove.
1821 (java_interface): Remove.
1823 2016-10-04 Doug Gilmore <doug.gilmore@imgtec.com>
1825 PR tree-optimization/77808
1826 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Check base_addr
1827 and addr are different before copying points-to information.
1829 2016-10-04 Uros Bizjak <ubizjak@gmail.com>
1831 * config/i386/x86-tune.def (X86_TUNE_VECTORIZE_DOUBLE): Remove.
1832 * config/i386/i386.h (TARGET_VECTORIZE_DOUBLE): Remove.
1833 * config/i386/i386.c (ix86_add_stmt_cost): Use TARGET_BONNEL instead
1834 of !TARGET_VECTORIZE_DOUBLE when penalizing DFmode vector ops.
1836 2016-10-04 Richard Biener <rguenther@suse.de>
1838 PR tree-optimization/77399
1839 * tree-ssa-forwprop.c (simplify_vector_constructor): Properly
1840 verify the target can convert.
1842 2016-10-04 Richard Biener <rguenther@suse.de>
1845 * explow.c (plus_constant): Verify the mode of the constant
1846 pool offset before calling plus_constant.
1848 2016-10-04 Richard Biener <rguenther@suse.de>
1851 * match.pd (X / abs (X) -> X < 0 ? -1 : 1): Drop vector
1852 type support, mark with :C.
1853 (X / -X -> -1): Mark with :C.
1855 2016-10-04 Jakub Jelinek <jakub@redhat.com>
1857 * defaults.h (JCR_SECTION_NAME, TARGET_USE_JCR_SECTION): Remove.
1858 * system.h (JCR_SECTION_NAME, TARGET_USE_JCR_SECTION): Poison.
1859 * doc/tm.texi.in (TARGET_USE_JCR_SECTION): Remove.
1860 * doc/tm.texi: Regenerated.
1861 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Remove.
1862 * config/i386/cygming.h (TARGET_USE_JCR_SECTION): Remove.
1863 * config/darwin.h (JCR_SECTION_NAME): Remove.
1864 * config/pa/pa64-hpux.h (JCR_SECTION_NAME): Remove.
1865 * config/rs6000/aix71.h (TARGET_USE_JCR_SECTION): Remove.
1866 * config/rs6000/aix51.h (TARGET_USE_JCR_SECTION): Remove.
1867 * config/rs6000/aix52.h (TARGET_USE_JCR_SECTION): Remove.
1868 * config/rs6000/aix53.h (TARGET_USE_JCR_SECTION): Remove.
1869 * config/rs6000/aix61.h (TARGET_USE_JCR_SECTION): Remove.
1871 2016-10-03 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
1873 * ipa-cp.c (propagate_bits_accross_jump_function): Introduce space
1874 between "because" and "param" in dump message in call to fprintf.
1876 2016-10-03 Jeff Law <law@redhat.com>
1878 PR tree-optimization/71550
1879 PR tree-optimization/71403
1880 * tree-ssa-threadbackward.c: Include tree-vectorizer.h
1881 (profitable_jump_thread_path): Also return boolean indicating if
1882 the realized path will create an irreducible loop.
1883 Remove loop depth tests from 71403.
1884 (fsm_find_control_statement_thread_paths): Remove loop depth tests
1885 from 71403. If threading will create an irreducible loop, then
1886 throw away loop iteration and related information.
1888 2016-10-03 Uros Bizjak <ubizjak@gmail.com>
1890 * configure.ac (strict_warn): Merge -Wmissing-format-attribute and
1891 -Woverloaded-virtual checks for warning options.
1892 * configure: Regenerate.
1894 2016-10-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
1896 PR preprocessor/77699
1897 * input.c (maybe_grow): Don't allocate one byte extra headroom.
1898 (get_next_line): Return false on error.
1899 (read_next_line): Removed, use get_next_line instead.
1900 (read_line_num): Don't copy the line.
1901 (location_get_source_line): Don't use static data.
1902 (selftest::test_reading_source_line): Add more test cases.
1904 2016-10-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1907 2016-09-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1909 * ifcvt.c (noce_try_avoid_const_materialization): New function.
1910 (noce_process_if_block): Use it.
1912 2016-10-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
1914 * doc/invoke.texi: Update -Wint-in-bool-context.
1916 2016-10-02 Jakub Jelinek <jakub@redhat.com>
1918 * dwarf2out.c (output_fde, output_call_frame_info,
1919 dwarf2out_do_cfi_startproc, set_indirect_string,
1920 gen_internal_sym, output_die, output_line_info): Use
1921 MAX_ARTIFICIAL_LABEL_BYTES as char array sizes for
1922 ASM_GENERATE_INTERNAL_LABEL output.
1924 2016-10-01 Richard Biener <rguenther@suse.de>
1927 * genmatch.c (get_operand_type): Add operand position arg
1928 and handle COND_EXPR comparison operand with fixed boolean_type_node.
1929 (expr::gen_transform): Adjust.
1930 (dt_simplify::gen_1): Likewise.
1932 2016-10-01 Jakub Jelinek <jakub@redhat.com>
1934 * config/i386/sse.md (<mask_codefor><code><mode>): Add FALLTHRU
1935 comments. Simplify asserts, remove unnecessary conditions.
1937 (*<code><mode>3): Likewise.
1939 2016-09-30 Jakub Jelinek <jakub@redhat.com>
1941 * doc/invoke.texi (-Wregister): Document.
1943 2016-09-30 Bernd Edlinger <bernd.edlinger@hotmail.de>
1945 * configure.ac: Split CHECKING_P into CHECKING_P and
1946 ENABLE_EXTRA_CHECKING.
1947 * configure: Regenerated.
1948 * config.in: Adjust commment of CHECKING_P. Add ENABLE_EXTRA_CHECKING.
1949 * common.opt (flag_checking): Use CHECKING_P and ENABLE_EXTRA_CHECKING.
1951 2016-09-30 Prasad Ghangal <prasad.ghangal@gmail.com>
1954 * gcc.c (process_command): For @filename handling, output
1955 the correct name if the file does not exist.
1957 2016-09-30 Marek Polacek <polacek@redhat.com>
1959 * config/aarch64/aarch64-simd.md: Adjust fall through comments.
1960 * config/alpha/predicates.md: Likewise.
1962 2016-09-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1964 * ifcvt.c (noce_try_avoid_const_materialization): New function.
1965 (noce_process_if_block): Use it.
1967 2016-09-30 Martin Liska <mliska@suse.cz>
1969 * doc/invoke.texi: Document asan-use-after-return that
1970 it's disabled by default in runtime.
1972 2016-09-30 Richard Biener <rguenther@suse.de>
1974 * tree-vrp.c (intersect_ranges): If we failed to handle
1975 the intersection choose a constant singleton range if available.
1977 2016-09-30 Richard Biener <rguenther@suse.de>
1979 PR tree-optimization/77399
1980 * tree-ssa-forwprop.c (simplify_vector_constructor): Handle
1981 float <-> int conversions.
1983 2016-09-30 Alan Modra <amodra@gmail.com>
1985 * config/rs6000/rs6000.c (rs6000_opt_vars): Revert last change.
1987 2016-09-29 Uros Bizjak <ubizjak@gmail.com>
1989 * config/i386/driver-i386.c (host_detect_local_cpu): Check maximum
1990 ext_level before calling CPUID with 0x80000008.
1991 Simplify xgetbv checks.
1993 2016-09-29 David Malcolm <dmalcolm@redhat.com>
1995 * Makefile.in (OBJS): Add print-rtl-function.o.
1996 * print-rtl-function.c: New file.
1997 * print-rtl.h (print_rtx_function): New decl.
1999 2016-09-29 Uros Bizjak <ubizjak@gmail.com>
2002 * config/i386/cpuid.h (__get_cpuid_count): New.
2003 (__get_cpuid): Rename __level to __leaf.
2005 2016-09-29 Marek Polacek <polacek@redhat.com>
2007 * genattrtab.c (write_attr_case): Also emit FALLTHRU marker.
2009 2016-09-29 Bernd Schmidt <bschmidt@redhat.com>
2011 * builtins.c (expand_builtin_memcmp): don't swap args unless
2012 result is only being compared with zero.
2014 2016-09-29 Marek Polacek <polacek@redhat.com>
2016 * dwarf2out.c (loc_descriptor): Add fall through comment.
2017 (add_const_value_attribute): Likewise.
2019 2016-09-29 Matthew Wahab <matthew.wahab@arm.com>
2021 * config/arm/arm.md (*arm_movsi_insn): Replace "t2" arch attribute
2022 with "v6t2". Move "arch" attribute above "pool_range".
2023 * config/arm/vfp.md (*arm_movhi_vfp): Replace "t2" arch attribute
2025 (*thumb2_movhi_vfp): Likewise.
2026 (*arm_movhi_fp16): Likewise.
2027 (*thumb2_movhi_fp16): Likewise.
2028 (*arm_movsi_vfp): Remove "arch" attribute.
2029 (*thumb2_movsi_vfp): Likewise.
2031 2016-09-29 Martin Liska <mliska@suse.cz>
2033 * doc/extend.texi: Remove limitation of Objective C for
2034 __attribute__((constructor)) and __attribute__((destructor)).
2036 2016-09-29 Richard Biener <rguenther@suse.de>
2038 PR tree-optimization/77768
2039 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
2040 Handle stores to readonly memory when removing redundant stores.
2042 2016-09-29 Richard Biener <rguenther@suse.de>
2045 * match.pd: Add X / abs (X) -> X < 0 ? -1 : 1 and
2046 X / -X -> -1 simplifications.
2048 2016-09-29 Richard Biener <rguenther@suse.de>
2051 * match.pd: Add max(a,-a) -> abs(a) pattern.
2052 * tree-ssa-phiopt.c (minmax_replacement): Disable for
2053 HONOR_SIGNED_ZEROS types.
2055 2016-09-29 James Greenhalgh <james.greenhalgh@arm.com>
2057 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Remove.
2058 * system.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Poison.
2060 2016-09-29 Richard Biener <rguenther@suse.de>
2062 * tree-vrp.c (set_defs_to_varying): New helper avoiding
2063 writing to vr_const_varying.
2064 (vrp_initialize): Call it.
2065 (vrp_visit_stmt): Likewise.
2066 (evrp_dom_walker::before_dom_children): Likewise.
2068 2016-09-29 Richard Biener <rguenther@suse.de>
2070 * tree-vect-stmts.c (vectorizable_load): Avoid emitting vector
2071 constructors with vector elements.
2073 2016-09-29 Richard Biener <rguenther@suse.de>
2075 PR tree-optimization/77768
2076 * tree-ssa-sccvn.c (visit_reference_op_store): Properly deal
2077 with stores to a place we know has a constant value.
2079 2016-09-29 Alan Modra <amodra@gmail.com>
2081 * config/rs6000/sysv4.opt (mgnu-attribute): New option.
2082 * doc/invoke.texi: Document it.
2083 * config/rs6000/rs6000.c (HAVE_LD_PPC_GNU_ATTR_LONG_DOUBLE): Define.
2084 (rs6000_passes_float): Comment.
2085 (rs6000_passes_long_double): New static var.
2086 (call_ABI_of_interest): Return false unless rs6000_gnu_attr is set.
2087 (init_cumulative_args): Set up to emit fp .gnu_attribute for
2088 ELF 64-bit ABIs as well as 32-bit ELF. Correct rs6000_passes_float
2089 to include fp values returned in vectors.
2090 Set rs6000_passes_long_double.
2091 (rs6000_function_arg_advance_1): Likewise for function args.
2092 (rs6000_elf_file_end): Emit fp .gnu_attribute for ELF 64-bit ABIs,
2093 and SPE. Emit long double tag value too.
2094 (rs6000_opt_vars): Add gnu-attr.
2095 * configure.ac (HAVE_LD_PPC_GNU_ATTR_LONG_DOUBLE): New ppc32 test.
2096 * configure: Regenerate.
2097 * config.in: Regenerate.
2099 2016-09-28 Jakub Jelinek <jakub@redhat.com>
2101 * gimple-ssa-sprintf.c (pass_sprintf_length::gate): Use x > 0 instead
2103 (format_floating, format_string, format_directive,
2104 get_destination_size, pass_sprintf_length::handle_gimple_call):
2107 2016-09-28 Jakub Jelinek <jakub@redhat.com>
2109 * gimple-ssa-sprintf.c: Fix comment formatting.
2110 (format_integer): Use is_gimple_assign.
2111 (pass_sprintf_length::handle_gimple_call): Use gimple_call_builtin_p
2112 and gimple_call_fndecl. Reorder case BUILT_IN_SPRINTF_CHK. Fix up
2113 BUILT_IN_SNPRINTF_CHK comment. Replace "to to" with "to" in comment.
2114 (pass_sprintf_length::execute): Use is_gimple_call.
2116 2016-09-28 Wilco Dijkstra <wdijkstr@arm.com>
2118 * gimple-fold.c (gimple_fold_builtin): After failing to fold
2119 strchr, also try the generic folding.
2121 2016-09-28 Martin Sebor <msebor@redhat.com>
2124 * gimple-ssa-sprintf.c (pass_sprintf_length::handle_gimple_call):
2127 2016-09-28 Martin Sebor <msebor@redhat.com>
2130 * gimple-ssa-sprintf.c (format_integer): Fail gracefully when
2131 length modifier is not expected.
2132 (format_floating): Ignore l length modifier and fail gracefuly
2133 when it isn't one of the other expected ones.
2135 2016-09-28 Martin Sebor <msebor@redhat.com>
2138 * varasm.c (assemble_addr_to_section): Increase local buffer size.
2140 2016-09-27 Richard Biener <rguenther@suse.de>
2142 * dwarf2out.c (cu_die_list): New global.
2143 (dwarf2out_finish): Walk cu_die_list instead of limbo DIEs. Add
2144 main_comp_unit_die to cu_die_list if we created it.
2145 Move break_out_includes ...
2146 (dwarf2out_early_finish): ... here. Push created CU DIEs onto
2149 2016-09-28 Richard Biener <rguenther@suse.de>
2151 * dwarf2out.c (struct die_struct): Add removed flag.
2152 (lookup_type_die): If the DIE is marked as removed, clear
2153 TYPE_SYMTAB_DIE and return NULL.
2154 (lookup_decl_die): If the DIE is marked as removed, remove it
2155 from the hash and return NULL.
2156 (mark_removed): New helper.
2157 (prune_unused_types_prune): Call it for removed DIEs.
2158 (gen_subprogram_die): Move the premark_used_types call to after
2159 DIEs for the functions scopes are generated.
2160 (process_scope_var): Do not re-create pruned types or type decls.
2161 Make sure to also re-parent type decls.
2162 (dwarf2out_finish): Move unused type pruning and debug_types
2164 (dwarf2out_early_finish): ... here.
2166 2016-09-29 Claudiu Zissulescu <claziss@synopsys.com>
2168 * config/arc/arc-c.c: New file.
2169 * config/arc/arc-c.def: Likewise.
2170 * config/arc/t-arc: Likewise.
2171 * config.gcc: Include arc-c.o as c and cpp object.
2172 * config/arc/arc-protos.h (arc_cpu_cpp_builtins): Add prototype.
2173 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Use
2174 arc_cpu_cpp_builtins.
2176 2016-09-29 Claudiu Zissulescu <claziss@synopsys.com>
2178 * config/arc/arc.md (*rotrsi3_cnt1): New pattern.
2179 (*ashlsi2_cnt1, *lshrsi3_cnt1, *ashrsi3_cnt1): Likewise.
2181 2016-09-28 Nathan Sidwell <nathan@acm.org>
2183 * gimple-pretty-print.c (dump_gimple_call_args): Simplify "' "
2186 2016-09-28 Wilco Dijkstra <wdijkstr@arm.com>
2188 PR tree-optimization/61056
2189 * gimple-fold.c (gimple_fold_builtin_strchr):
2190 New function to optimize strchr (s, 0) to strlen.
2191 (gimple_fold_builtin): Add BUILT_IN_STRCHR case.
2193 2016-09-27 Robin Dapp <rdapp@linux.vnet.ibm.com>
2195 PR tree-optimization/77724
2196 * tree-vect-loop-manip.c (create_intersect_range_checks_index):
2197 Add tree_fits_shwi_p check.
2199 2016-09-27 Jakub Jelinek <jakub@redhat.com>
2201 * auto-inc-dec.c (try_merge): Remove break after return.
2202 * cselib.c (autoinc_split): Likewise.
2203 * explow.c (promote_mode): Likewise.
2204 * fixed-value.c (fixed_arithmetic): Likewise.
2205 * hsa.c (hsa_internal_fn::get_arity): Likewise.
2206 * rtlanal.c (modified_between_p, modified_in_p): Likewise.
2207 * trans-mem.c (get_attrs_for): Likewise.
2208 * tree-if-conv.c (if_convertible_stmt_p): Likewise.
2209 * tree-vrp.c (simplify_stmt_using_ranges): Likewise.
2210 * config/aarch64/aarch64-builtins.c (aarch64_fold_builtin): Likewise.
2211 * config/aarch64/aarch64.c (aarch64_get_condition_code_1): Likewise.
2212 * config/c6x/c6x.c (c6x_get_unit_specifier): Likewise.
2213 * config/cr16/cr16.c (legitimate_pic_operand_p): Likewise.
2214 * config/cris/cris.c (cris_op_str): Likewise.
2215 * config/mn10300/mn10300.c (cc_flags_for_code): Likewise.
2216 * config/tilepro/tilepro.c (tilepro_emit_setcc_internal_di): Likewise.
2218 2016-09-27 Nathan Sidwell <nathan@codesourcery.com>
2220 * internal-fn.h (IFN_UNIQUE_CODES, IFN_GOACC_LOOP_CODES,
2221 IFN_GOACC_REDUCTION_CODES): New.
2222 (enum ifn_unique_kind, enum ifn_goacc_loop_kind, enum
2223 ifn_goacc_reduction_kind): Use them.
2224 * gimple-pretty-print.c (dump_gimple_call_args): Decode first arg
2225 of internal functions, when applicable.
2227 2016-09-27 Maciej W. Rozycki <macro@imgtec.com>
2229 * config/mips/constraints.md (d): Fix documentation.
2230 * doc/md.texi (Machine Constraints): Update accordingly.
2232 2016-09-27 Richard Biener <rguenther@suse.de>
2234 * dwarf2out.c (dwarf2out_init): Move text_section_line_info,
2235 cur_line_info_table initialization ...
2236 (dwarf2out_assembly_start): ... here.
2238 2016-09-27 Matthew Wahab <matthew.wahab@arm.com>
2240 * config/arm/arm.md (*arm_movsi_insn): Add "arch" attribute.
2241 * config/arm/vfp.md (*arm_movhi_vfp): Likewise.
2242 (*thumb2_movhi_vfp): Likewise.
2243 (*arm_movhi_fp16): Remove predication operand from VMOV.F16
2244 template. Expand predicable attribute to mark VMOV.F16 as not
2245 predicable. Add "arch" attribute.
2246 (*thumb2_movhi_fp16): Likewise.
2247 (*arm_movsi_vfp): Break a long line. Add "arch" attribute.
2248 (*thumb2_movsi_vfp): Add "arch" attribute.
2250 2016-09-27 David Edelsohn <dje.gcc@gmail.com>
2252 * config/rs6000/rs6000.c (rs6000_output_symbol): Don't modify
2255 2016-09-27 Marek Polacek <polacek@redhat.com>
2257 * config/ia64/ia64.c (ia64_print_operand): Adjust fall through
2260 * config/c6x/c6x.h: Adjust fall through comment.
2261 * config/sh/sh.c (final_prescan_insn): Likewise.
2262 * config/visium/visium.c (visium_expand_int_cstore): Likewise.
2263 (visium_expand_fp_cstore): Likewise.
2265 2016-09-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2267 * config/arm/arm.c (const_ok_for_op): Use "Fall through" comment form
2268 expected by -Wimplicit-fallthrough.
2269 (thumb1_size_rtx_costs): Likewise.
2270 (thumb2_reorg): Likewise.
2271 (tls_mentioned_p): Add "Fall through" comment.
2272 (thumb2_reorg): Likewise.
2273 * config/arm/arm-builtins.c (arm_expand_neon_args): Use "Fall through"
2274 comment form expected by -Wimplicit-fallthrough.
2276 2016-09-27 Martin Liska <mliska@suse.cz>
2278 PR gcov-profile/46266
2279 * input.h (RESERVED_LOCATION_P): New macro.
2280 * profile.c (branch_prob): Use RESERVED_LOCATION_P and
2281 instread of comparison with UNKNOWN_LOCATION.
2283 2016-09-27 Richard Biener <rguenther@suse.de>
2285 PR tree-optimization/77745
2286 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
2287 When removing redundant stores make sure to check compatibility
2288 of the TBAA state for downstream accesses.
2289 * tree-ssa-sccvn.c (visit_reference_op_store): Likewise for when
2290 value-numbering virtual operands for store matches.
2292 2016-09-27 Oleg Endo <olegendo@gcc.gnu.org>
2295 * config/sh/sh.c (sh_rtx_costs): Fix return value of SET of movt and
2296 movrt patterns. Match them before anything else in the SET case.
2298 2016-09-27 Martin Liska <mliska@suse.cz>
2300 PR gcov-profile/7970
2301 PR gcov-profile/16855
2302 PR gcov-profile/44779
2303 * coverage.c (build_gcov_exit_decl): New function.
2304 (coverage_obj_init): Call the function and generate __gcov_exit
2306 * doc/gcov.texi: Document when __gcov_exit function is called.
2308 2016-09-27 Marek Polacek <polacek@redhat.com>
2311 * Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn,
2312 insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Use
2313 -Wno-error instead of -Wno-implicit-fallthrough.
2315 2016-09-27 Martin Liska <mliska@suse.cz>
2318 * gcov-counter.def: Remove GCOV_COUNTER_V_DELTA.
2320 2016-09-27 Jakub Jelinek <jakub@redhat.com>
2322 * combine.c (simplify_comparison): Add canonical FALLTHROUGH comments.
2323 * config/i386/i386.c (ix86_dep_by_shift_count_body): Add FALLTHROUGH
2324 comments. Remove break after return.
2325 (ix86_fp_compare_code_to_integer, has_dispatch,
2326 ix86_simd_clone_usable): Remove break after return.
2328 2016-09-27 Bernd Edlinger <bernd.edlinger@hotmail.de>
2330 PR rlt-optimization/77714
2331 * lra-eliminations.c (eliminate_regs_in_insn): Avoid alias on
2334 2016-09-27 Kugan Vivekanandarajah <kuganv@linaro.org>
2337 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Use
2338 extract_range_from_unary_expr to convert value_range.
2339 * tree-vrp.c (extract_range_from_unary_expr_1): Rename to.
2340 (extract_range_from_unary_expr): This.
2341 * tree-vrp.h (extract_range_from_unary_expr): Declare.
2343 2016-09-27 Segher Boessenkool <segher@kernel.crashing.org>
2345 * config/rs6000/rs6000.md (movcc_internal1): Disparage using CTR or LR.
2347 2016-09-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2349 * config/i386/i386.c (ix86_print_operand)
2350 [HAVE_AS_IX86_CMOV_SUN_SYNTAX]: Add gcc_fallthrough.
2351 * config/sparc/sparc.c (check_pic): Add fallthrough comment.
2352 (epilogue_renumber): Likewise.
2354 2016-09-26 Kugan Vivekanandarajah <kuganv@linaro.org>
2357 * tree-ssa-reassoc.c (make_new_ssa_for_def): Use gimple_get_lhs
2358 to get lhs instead of gimple_assign_lhs as stmt can be builtins too.
2360 2016-09-26 Thomas Preud'homme <thomas.preudhomme@arm.com>
2362 * tree.h (memmodel_from_int, memmodel_base, is_mm_relaxed,
2363 is_mm_consume, is_mm_acquire, is_mm_release, is_mm_acq_rel,
2364 is_mm_seq_cst, is_mm_sync): Move to ...
2365 * memmodel.h: This. New file.
2366 * builtins.c: Include memmodel.h.
2367 * optabs.c: Likewise.
2369 * config/aarch64/aarch64.c: Likewise.
2370 * config/alpha/alpha.c: Likewise.
2371 * config/arm/arm.c: Likewise.
2372 * config/i386/i386.c: Likewise.
2373 * config/ia64/ia64.c: Likewise.
2374 * config/mips/mips.c: Likewise.
2375 * config/rs6000/rs6000.c: Likewise.
2376 * config/sparc/sparc.c: Likewise.
2377 * genconditions.c: Include memmodel.h in generated file.
2378 * genemit.c: Likewise.
2379 * genoutput.c: Likewise.
2380 * genpeep.c: Likewise.
2381 * genpreds.c: Likewise.
2382 * genrecog.c: Likewise.
2384 2016-09-26 David Malcolm <dmalcolm@redhat.com>
2386 * read-rtl.c (read_rtx_code): Rename local "i" to "idx", and use
2387 "c" instead when parsing characters. Move operand parsing into...
2388 (read_rtx_operand): ...this new function, renaming "i" to "idx",
2389 and tightening the scope of various locals.
2391 2016-09-26 Liu Hao <lh_mouse@126.com>
2393 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Fix typo.
2395 2016-09-26 Marek Polacek <polacek@redhat.com>
2397 * system.h: Use __has_attribute to check whether the fallthrough
2398 attribute is supported.
2400 2016-09-26 Marek Polacek <polacek@redhat.com>
2402 * ipa-inline-analysis.c (find_foldable_builtin_expect): Use
2403 gimple_call_internal_p.
2404 * ipa-split.c (find_return_bb): Likewise.
2405 (execute_split_functions): Likewise.
2406 * omp-low.c (dump_oacc_loop_part): Likewise.
2407 (oacc_loop_xform_head_tail): Likewise.
2408 * predict.c (predict_loops): Likewise.
2409 * sanopt.c (pass_sanopt::execute): Likewise.
2410 * tree-cfg.c (get_abnormal_succ_dispatcher): Likewise.
2411 * tree-parloops.c (oacc_entry_exit_ok_1): Likewise.
2412 * tree-stdarg.c (gimple_call_ifn_va_arg_p): Remove function.
2413 (expand_ifn_va_arg_1): Use gimple_call_internal_p.
2414 (expand_ifn_va_arg): Likewise.
2415 * tree-vect-loop.c (vect_determine_vectorization_factor): Likewise.
2416 (optimize_mask_stores): Likewise.
2417 * tree-vect-stmts.c (vect_simd_lane_linear): Likewise.
2418 (vect_transform_stmt): Likewise.
2419 * tree-vectorizer.c (vect_loop_vectorized_call): Likewise.
2420 * tsan.c (instrument_memory_accesses): Likewise.
2422 2016-09-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2423 Alexander Monakov <amonakov@ispras.ru>
2425 * regrename.c (rename_chains): Check
2426 HARD_FRAME_POINTER_IS_FRAME_POINTER rather than
2427 HARD_FRAME_POINTER_REGNUM when picking unavailable registers.
2428 * sel-sched.c (mark_unavailable_hard_regs): Likewise.
2430 2016-09-26 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2432 * config/s390/s390.c (s390_rtx_costs): Add /* fallthrough */.
2433 (s390_sched_score): Likewise.
2435 2016-09-26 Martin Liska <mliska@suse.cz>
2437 * doc/gcov.texi: Update program output of gcov tool.
2439 2016-09-26 Martin Liska <mliska@suse.cz>
2441 PR gcov-profile/23332
2442 * profile.c (instrument_values): Do not handle HIST_TYPE_CONST_DELTA.
2443 * tree-profile.c (gimple_gen_const_delta_profiler): Remove.
2444 * value-prof.c (dump_histogram_value): Do not handle
2445 HIST_TYPE_CONST_DELTA.
2446 (stream_in_histogram_value): Likewise.
2447 (gimple_find_values_to_profile): Likewise.
2448 * value-prof.h (enum hist_type): Likewise.
2450 2016-09-26 Martin Liska <mliska@suse.cz>
2452 * common.opt: Exclude SANITIZE_UNREACHABLE and SANITIZE_RETURN
2453 from default sanitize recover values.
2454 * doc/invoke.texi: Fix documentation related to -fsanitize=leak,
2455 -fsanitize=address, -fsanitize=thread and -fsanitize-recover.
2456 * flag-types.h: Replace couple of 1 << x to 1UL << x, make it
2458 * opts.c (finish_options): Do a generic loop over options
2459 that can be recovered.
2460 (parse_sanitizer_options): Exclude SANITIZE_UNREACHABLE and
2462 (common_handle_option): Likewise.
2463 * opts.h: Declare can_recover to sanitizer_opts_s.
2465 2016-09-26 Andre Vieira <andre.simoesdiasvieira@arm.com>
2467 * target.def(elf_flags_numeric): Change documentation to present tense.
2468 * doc/tm.texi: Regenerate.
2470 2016-09-26 Marek Polacek <polacek@redhat.com>
2473 * Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn,
2474 insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Add
2475 -Wno-switch-fallthrough.
2476 * builtins.c (expand_builtin_int_roundingfn_2): Add gcc_fallthrough.
2477 (expand_builtin): Likewise.
2478 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_libmass): Likewise.
2479 * convert.c (convert_to_real_1): Likewise.
2480 (convert_to_integer_1): Likewise.
2481 * final.c (output_alternate_entry_point): Likewise.
2482 * genattrtab.c (make_canonical): Likewise.
2483 (write_test_expr): Likewise.
2484 * genpreds.c (validate_exp): Likewise.
2485 * gimple-ssa-strength-reduction.c
2486 (find_candidates_dom_walker::before_dom_children): Likewise.
2487 * godump.c (go_format_type): Likewise.
2488 * reload1.c (elimination_effects): Likewise.
2489 * resource.c (mark_referenced_resources): Likewise.
2490 (mark_set_resources): Likewise.
2491 * tree-ssa-loop-ivopts.c (find_deriving_biv_for_expr): Likewise.
2492 * varasm.c (output_addressed_constants): Likewise.
2494 2016-09-26 Marek Polacek <polacek@redhat.com>
2497 * common.opt (Wimplicit-fallthrough): New option.
2498 * doc/extend.texi: Document statement attributes and the fallthrough
2500 * doc/invoke.texi: Document -Wimplicit-fallthrough.
2501 * gimple.h (gimple_call_internal_p): New function.
2502 * gimplify.c (struct gimplify_ctx): Add in_switch_expr.
2503 (struct label_entry): New struct.
2504 (find_label_entry): New function.
2505 (case_label_p): New function.
2506 (collect_fallthrough_labels): New function.
2507 (last_stmt_in_scope): New function.
2508 (should_warn_for_implicit_fallthrough): New function.
2509 (warn_implicit_fallthrough_r): New function.
2510 (maybe_warn_implicit_fallthrough): New function.
2511 (expand_FALLTHROUGH_r): New function.
2512 (expand_FALLTHROUGH): New function.
2513 (gimplify_switch_expr): Call maybe_warn_implicit_fallthrough and
2514 expand_FALLTHROUGH for the innermost GIMPLE_SWITCH.
2515 (gimplify_label_expr): New function.
2516 (gimplify_case_label_expr): Set location.
2517 (gimplify_expr): Call gimplify_label_expr.
2518 * internal-fn.c (expand_FALLTHROUGH): New function.
2519 * internal-fn.def (FALLTHROUGH): New internal function.
2520 * langhooks.c (lang_GNU_OBJC): New function.
2521 * langhooks.h (lang_GNU_OBJC): Declare.
2522 * system.h (gcc_fallthrough): Define.
2523 * tree-core.h: Add FALLTHROUGH_LABEL_P comment.
2524 * tree.h (FALLTHROUGH_LABEL_P): Define.
2526 2016-09-26 Richard Biener <rguenther@suse.de>
2528 * dwarf2out.c (stripattributes): Remove unused function.
2529 (DEBUG_NORM_MACINFO_SECTION): Rename to DEBUG_MACINFO_SECTION.
2530 Push dwarf_split_debug_info handling into init_sections_and_labels.
2531 (DEBUG_NORM_MACRO_SECTION): Likewise to DEBUG_MACRO_SECTION.
2532 (DEBUG_MACRO_SECTION_FLAGS): Remove.
2533 (debug_macinfo_section_name): New global.
2534 (output_macinfo): Use debug_macinfo_section_name.
2535 (init_sections_and_labels): Split out section and label generation
2536 from dwarf2out_init. Set debug_macinfo_section_name.
2537 (dwarf2out_init): Move text section label generation and emission
2539 (dwarf2out_assembly_start): ... here.
2540 (dwarf2out_finish): Call init_sections_and_labels before DWARF
2543 2016-09-26 Richard Biener <rguenther@suse.de>
2546 * cgraphunit.c (analyze_functions): Before early removing
2547 global vars calls the late_global_decl debug handler mark
2548 the variable as readonly.
2550 2016-09-25 Oleg Endo <olegendo@gcc.gnu.org>
2553 * config/sh/sh.c (sh_movt_set_dest, sh_movrt_set_dest): Add overloads.
2554 (sh_rtx_costs): Handle SET of movt and movrt patterns.
2555 * cnofig/sh/sh-protos.h (sh_movt_set_dest, sh_movrt_set_dest): Forward
2556 declare new overloads.
2557 * config/sh/sh.md (*cset_zero): Add variant that takes a treg_set_expr
2560 2016-09-24 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
2562 * config/rs6000/rs6000.c (expand_block_compare, do_load_for_compare):
2563 Change TARGET_LITTLE_ENDIAN to !BYTES_BIG_ENDIAN.
2565 2016-09-24 David Edelsohn <dje.gcc@gmail.com>
2567 * configure.ac (gcc_cv_as_aix_dwloc): Fix typo in assembly fragment.
2568 * configure: Regenerate.
2570 2016-09-24 Marek Polacek <polacek@redhat.com>
2573 * doc/invoke.texi: Document -Wbool-operation.
2575 2016-09-23 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
2577 * config/rs6000/rs6000.md (cmpmemsi): New define_expand.
2578 * config/rs6000/rs6000.c (expand_block_compare): New function used by
2579 cmpmemsi pattern to do builtin expansion of memcmp ().
2580 (compute_current_alignment): Add helper function for
2581 expand_block_compare used to compute alignment as the compare proceeds.
2582 (select_block_compare_mode): Used by expand_block_compare to select
2583 the mode used for reading the next chunk of bytes in the compare.
2584 (do_load_for_compare): Used by expand_block_compare to emit the load
2585 insns for the compare.
2586 (rs6000_emit_dot_insn): Moved this function to avoid a forward
2587 reference from expand_block_compare ().
2588 * config/rs6000/rs6000-protos.h (expand_block_compare): Add a
2589 prototype for this function.
2590 * config/rs6000/rs6000.opt (mblock-compare-inline-limit): Add a new
2591 target option for controlling how much code inline expansion of
2592 memcmp() will be allowed to generate.
2594 2016-09-23 Jakub Jelinek <jakub@redhat.com>
2596 * hooks.c (hook_bool_bool_false, hook_bool_bool_gcc_optionsp_false,
2597 hook_bool_mode_false, hook_bool_mode_true,
2598 hook_bool_mode_const_rtx_false, hook_bool_mode_const_rtx_true,
2599 hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
2600 hook_bool_const_rtx_insn_const_rtx_insn_true,
2601 hook_bool_mode_uhwi_false, hook_void_FILEptr_constcharptr,
2602 hook_bool_FILEptr_rtx_false, hook_bool_gsiptr_false,
2603 hook_bool_const_tree_hwi_hwi_const_tree_false,
2604 hook_bool_const_tree_hwi_hwi_const_tree_true,
2605 default_can_output_mi_thunk_no_vcall, hook_int_uint_mode_1,
2606 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
2607 hook_int_rtx_0, hook_int_rtx_bool_0, hook_void_tree,
2608 hook_void_constcharptr, hook_void_tree_treeptr, hook_void_int_int,
2609 hook_bool_tree_false, hook_bool_const_tree_false, hook_bool_tree_true,
2610 hook_bool_const_tree_true, hook_bool_tree_tree_false,
2611 hook_bool_tree_tree_true, hook_bool_tree_bool_false,
2612 hook_bool_rtx_insn_true, hook_bool_rtx_false,
2613 hook_bool_uintp_uintp_false,
2614 hook_bool_rtx_mode_int_int_intp_bool_false, hook_rtx_rtx_null,
2615 hook_rtx_tree_int_null, hook_uint_mode_0,
2616 hook_constcharptr_const_tree_null, hook_tree_tree_int_treep_bool_null,
2617 hook_tree_tree_tree_null, hook_tree_tree_tree_tree_null,
2618 hook_constcharptr_const_rtx_insn_null,
2619 hook_constcharptr_const_tree_const_tree_null,
2620 hook_constcharptr_int_const_tree_null,
2621 hook_constcharptr_int_const_tree_const_tree_null,
2622 hook_tree_const_tree_null, hook_bool_rtx_insn_int_false,
2623 hook_void_rtx_insn_int, hook_void_gcc_optionsp): For arguments with
2624 ATTRIBUTE_UNUSED, remove parameter name as well as ATTRIBUTE_UNUSED.
2626 * vec.h (vNULL): Extend comment to say = vNULL initialization
2627 isn't needed for static vars.
2629 * sel-sched-ir.c (sel_global_bb_info, sel_region_bb_info,
2630 loop_nests, s_i_d, last_added_blocks): Remove unnecessary
2631 = vNULL initialization of file scope vec.
2632 * passes.c (pass_tab, enabled_pass_uid_range_tab,
2633 disabled_pass_uid_range_tab): Likewise.
2634 * haifa-sched.c (sched_luids, h_i_d): Likewise.
2635 * tree-chkp-opt.c (check_infos): Likewise.
2636 * sel-sched.c (vec_av_set, vec_temp_moveop_nops): Likewise.
2638 * vec.h (vnull::operator vec): Add constexpr keyword for
2641 2016-09-23 Doug Gilmore <doug.gilmore@imgtec.com>
2643 PR tree-optimization/77654
2644 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Add call
2645 to duplicate_ssa_name_ptr_info.
2647 2016-09-23 David Malcolm <dmalcolm@redhat.com>
2649 PR preprocessor/77672
2650 * input.c (selftest::test_lexer_string_locations_simple): Update
2651 test to expect location information of the terminator character
2652 at the location of the final closing quote.
2653 (selftest::test_lexer_string_locations_hex): Likewise.
2654 (selftest::test_lexer_string_locations_oct): Likewise.
2655 (selftest::test_lexer_string_locations_letter_escape_1): Likewise.
2656 (selftest::test_lexer_string_locations_letter_escape_2): Likewise.
2657 (selftest::test_lexer_string_locations_ucn4): Likewise.
2658 (selftest::test_lexer_string_locations_ucn8): Likewise.
2659 (selftest::test_lexer_string_locations_u8): Likewise.
2660 (selftest::test_lexer_string_locations_utf8_source): Likewise.
2661 (selftest::test_lexer_string_locations_concatenation_1): Likewise.
2662 (selftest::test_lexer_string_locations_concatenation_2): Likewise.
2663 (selftest::test_lexer_string_locations_concatenation_3): Likewise.
2664 (selftest::test_lexer_string_locations_macro): Likewise.
2665 (selftest::test_lexer_string_locations_long_line): Likewise.
2667 2016-09-23 Richard Biener <rguenther@suse.de>
2669 * tree-ssa-sccvn.c (visit_reference_op_call): Value number
2670 virtual definition to virtual use if the call devirtualizes
2671 to a const or pure function.
2672 (visit_use): Also visit calls we can devirtualize to a
2673 const or pure function.
2675 2016-09-23 Richard Biener <rguenther@suse.de>
2677 PR tree-optimization/77697
2678 * tree-ssa-forwprop.c (defcodefor_name): Remove bogus code,
2679 signal error if we have sth ternary or unhandled.
2681 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
2683 * config/arm/arm_neon.h (vabd_f16): New.
2717 (vcvt_f16_s16): New.
2718 (vcvt_f16_u16): New.
2719 (vcvt_s16_f16): New.
2720 (vcvt_u16_f16): New.
2721 (vcvtq_f16_s16): New.
2722 (vcvtq_f16_u16): New.
2723 (vcvtq_s16_f16): New.
2724 (vcvtq_u16_f16): New.
2725 (vcvta_s16_f16): New.
2726 (vcvta_u16_f16): New.
2727 (vcvtaq_s16_f16): New.
2728 (vcvtaq_u16_f16): New.
2729 (vcvtm_s16_f16): New.
2730 (vcvtm_u16_f16): New.
2731 (vcvtmq_s16_f16): New.
2732 (vcvtmq_u16_f16): New.
2733 (vcvtn_s16_f16): New.
2734 (vcvtn_u16_f16): New.
2735 (vcvtnq_s16_f16): New.
2736 (vcvtnq_u16_f16): New.
2737 (vcvtp_s16_f16): New.
2738 (vcvtp_u16_f16): New.
2739 (vcvtpq_s16_f16): New.
2740 (vcvtpq_u16_f16): New.
2741 (vcvt_n_f16_s16): New.
2742 (vcvt_n_f16_u16): New.
2743 (vcvtq_n_f16_s16): New.
2744 (vcvtq_n_f16_u16): New.
2745 (vcvt_n_s16_f16): New.
2746 (vcvt_n_u16_f16): New.
2747 (vcvtq_n_s16_f16): New.
2748 (vcvtq_n_u16_f16): New.
2762 (vmul_lane_f16): New.
2765 (vmulq_lane_f16): New.
2787 (vrsqrteq_f16): New.
2791 (vrsqrtsq_f16): New.
2795 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
2797 * config.gcc (extra_headers): Add arm_fp16.h
2798 * config/arm/arm_fp16.h: New.
2799 * config/arm/arm_neon.h: Include "arm_fp16.h".
2801 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
2803 * config/arm/arm_neon_builtins.def (vadd): New (v8hf, v4hf
2805 (vmulf): New (v8hf, v4hf variants).
2806 (vfma): New (v8hf, v4hf variants).
2807 (vfms): New (v8hf, v4hf variants).
2808 (vsub): New (v8hf, v4hf variants).
2809 (vcage): New (v8hf, v4hf variants).
2810 (vcagt): New (v8hf, v4hf variants).
2811 (vcale): New (v8hf, v4hf variants).
2812 (vcalt): New (v8hf, v4hf variants).
2813 (vceq): New (v8hf, v4hf variants).
2814 (vcgt): New (v8hf, v4hf variants).
2815 (vcge): New (v8hf, v4hf variants).
2816 (vcle): New (v8hf, v4hf variants).
2817 (vclt): New (v8hf, v4hf variants).
2818 (vceqz): New (v8hf, v4hf variants).
2819 (vcgez): New (v8hf, v4hf variants).
2820 (vcgtz): New (v8hf, v4hf variants).
2821 (vcltz): New (v8hf, v4hf variants).
2822 (vclez): New (v8hf, v4hf variants).
2823 (vabd): New (v8hf, v4hf variants).
2824 (vmaxf): New (v8hf, v4hf variants).
2825 (vmaxnm): New (v8hf, v4hf variants).
2826 (vminf): New (v8hf, v4hf variants).
2827 (vminnm): New (v8hf, v4hf variants).
2828 (vpmaxf): New (v4hf variant).
2829 (vpminf): New (v4hf variant).
2830 (vpadd): New (v4hf variant).
2831 (vrecps): New (v8hf, v4hf variants).
2832 (vrsqrts): New (v8hf, v4hf variants).
2833 (vabs): New (v8hf, v4hf variants).
2834 (vneg): New (v8hf, v4hf variants).
2835 (vrecpe): New (v8hf, v4hf variants).
2836 (vrnd): New (v8hf, v4hf variants).
2837 (vrnda): New (v8hf, v4hf variants).
2838 (vrndm): New (v8hf, v4hf variants).
2839 (vrndn): New (v8hf, v4hf variants).
2840 (vrndp): New (v8hf, v4hf variants).
2841 (vrndx): New (v8hf, v4hf variants).
2842 (vrsqrte): New (v8hf, v4hf variants).
2843 (vmul_lane): Add v4hf and v8hf variants.
2844 (vmul_n): Add v4hf and v8hf variants.
2845 (vext): New (v8hf, v4hf variants).
2846 (vcvts): New (v8hi, v4hi variants).
2847 (vcvts): New (v8hf, v4hf variants).
2848 (vcvtu): New (v8hi, v4hi variants).
2849 (vcvtu): New (v8hf, v4hf variants).
2850 (vcvts_n): New (v8hf, v4hf variants).
2851 (vcvtu_n): New (v8hi, v4hi variants).
2852 (vcvts_n): New (v8hi, v4hi variants).
2853 (vcvtu_n): New (v8hf, v4hf variants).
2854 (vbsl): New (v8hf, v4hf variants).
2855 (vcvtas): New (v8hf, v4hf variants).
2856 (vcvtau): New (v8hf, v4hf variants).
2857 (vcvtms): New (v8hf, v4hf variants).
2858 (vcvtmu): New (v8hf, v4hf variants).
2859 (vcvtns): New (v8hf, v4hf variants).
2860 (vcvtnu): New (v8hf, v4hf variants).
2861 (vcvtps): New (v8hf, v4hf variants).
2862 (vcvtpu): New (v8hf, v4hf variants).
2864 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
2866 * config/arm/arm-builtins.c (hf_UP): New.
2868 (vfp_builtin_data): New. Update comment.
2869 (enum arm_builtins): Include "arm_vfp_builtins.def".
2870 (ARM_BUILTIN_VFP_PATTERN_START): New.
2871 (arm_init_vfp_builtins): New.
2872 (arm_init_builtins): Add arm_init_vfp_builtins.
2873 (arm_expand_vfp_builtin): New.
2874 (arm_expand_builtins): Update for arm_expand_vfp_builtin. Fix
2876 * config/arm/arm_vfp_builtins.def: New file.
2877 * config/arm/t-arm (arm.o): Add arm_vfp_builtins.def.
2878 (arm-builtins.o): Likewise.
2880 2016-09-23 Kugan Vivekanandarajah <kuganv@linaro.org>
2883 * ipa-cp.c (propagate_vr_accross_jump_function): Drop TREE_OVERFLOW
2884 from constant while creating value range.
2886 2016-09-23 Renlin Li <renlin.li@arm.com>
2888 * ira.c (ira): Move ira_use_lra_p initialization code to ...
2889 (ira_init_once): Here.
2891 2016-09-23 Uros Bizjak <ubizjak@gmail.com>
2892 Jakub Jelinek <jakub@redhat.com>
2894 * hooks.h (hook_uint_uintp_false): Rename to...
2895 (hook_bool_uint_uintp_false): ... this.
2896 * hooks.c (hook_uint_uintp_false): Rename to...
2897 (hook_bool_uint_uintp_false): ... this.
2898 * target.def (elf_flags_numeric): Use hook_bool_uint_uintp_false
2899 instead of hook_uint_uintp_false.
2901 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
2903 * config/arm/arm-builtins.c (arm_init_neon_builtin): New.
2904 (arm_init_builtins): Move body of a loop to the standalone
2905 function arm_init_neon_builtin.
2906 (arm_expand_neon_builtin_1): New. Update comment. Function body
2907 moved from arm_neon_builtin with some white-space fixes.
2908 (arm_expand_neon_builtin): Move code into the standalone function
2909 arm_expand_neon_builtin_1.
2911 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
2913 * config/arm/iterators.md (VCVTHI): New.
2914 (NEON_VCMP): Add UNSPEC_VCLT and UNSPEC_VCLE. Fix a long line.
2918 (V_reg): Add HF, V4HF and V8HF. Fix white-space.
2919 (V_HALF): Add V4HF. Fix white-space.
2920 (V_if_elem): Add HF, V4HF and V8HF. Fix white-space.
2921 (V_s_elem): Likewise.
2922 (V_sz_elem): Fix white-space.
2923 (V_elem_ch): Likewise.
2925 (scalar_mul_constraint): Add V8HF and V4HF.
2926 (Is_float_mode): Fix white-space.
2927 (Is_d_reg): Add V4HF and V8HF. Fix white-space.
2928 (q): Add HF. Fix white-space.
2931 (cmp_op_unsp): Add UNSPEC_VCALE and UNSPEC_VCALT.
2932 (neon_vfm_lane_as): New.
2933 * config/arm/neon.md (add<mode>3_fp16): New.
2934 (sub<mode>3_fp16): New.
2935 (mul<mode>3add<mode>_neon): New.
2936 (fma<VH:mode>4_intrinsic): New.
2937 (fmsub<VCVTF:mode>4_intrinsic): Fix white-space.
2938 (fmsub<VH:mode>4_intrinsic): New.
2939 (<absneg_str><mode>2): New.
2940 (neon_v<absneg_str><mode>): New.
2941 (neon_v<fp16_rnd_str><mode>): New.
2942 (neon_vrsqrte<mode>): New.
2943 (neon_vpaddv4hf): New.
2944 (neon_vadd<mode>): New.
2945 (neon_vsub<mode>): New.
2946 (neon_vmulf<mode>): New.
2947 (neon_vfma<VH:mode>): New.
2948 (neon_vfms<VH:mode>): New.
2949 (neon_vc<cmp_op><mode>): New.
2950 (neon_vc<cmp_op><mode>_fp16insn): New
2951 (neon_vc<cmp_op_unsp><mode>_fp16insn_unspec): New.
2952 (neon_vca<cmp_op><mode>): New.
2953 (neon_vca<cmp_op><mode>_fp16insn): New.
2954 (neon_vca<cmp_op_unsp><mode>_fp16insn_unspec): New.
2955 (neon_vc<cmp_op>z<mode>): New.
2956 (neon_vabd<mode>): New.
2957 (neon_v<maxmin>f<mode>): New.
2958 (neon_vp<maxmin>fv4hf: New.
2959 (neon_<fmaxmin_op><mode>): New.
2960 (neon_vrecps<mode>): New.
2961 (neon_vrsqrts<mode>): New.
2962 (neon_vrecpe<mode>): New (VH variant).
2963 (neon_vdup_lane<mode>_internal): New.
2964 (neon_vdup_lane<mode>): New.
2965 (neon_vcvt<sup><mode>): New (VCVTHI variant).
2966 (neon_vcvt<sup><mode>): New (VH variant).
2967 (neon_vcvt<sup>_n<mode>): New (VH variant).
2968 (neon_vcvt<sup>_n<mode>): New (VCVTHI variant).
2969 (neon_vcvt<vcvth_op><sup><mode>): New.
2970 (neon_vmul_lane<mode>): New.
2971 (neon_vmul_n<mode>): New.
2972 * config/arm/unspecs.md (UNSPEC_VCALE): New
2973 (UNSPEC_VCALT): New.
2974 (UNSPEC_VFMA_LANE): New.
2975 (UNSPECS_VFMS_LANE): New.
2977 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
2979 * config/s390/s390.md ("*extzv<mode>_zEC12", "*extzv<mode>_z10")
2980 ("*extzv<mode><clobbercc_or_nocc>"):
2981 Correct a typo in a comment.
2983 ("*insv<mode>_zEC12", "*insv<mode>_z10")
2984 ("*insv<mode><clobbercc_or_nocc>"): Ditto.
2985 ("*insv<mode>_zEC12_appendbitsleft")
2986 ("*insv<mode><clobbercc_or_nocc>_appendbitsleft")
2987 ("*insv<mode>_z10_appendbitsleft"): Ditto.
2988 ("*insv<mode>_zEC12_noshift", "*insv<mode>_z10_noshift")
2989 ("*insv<mode><clobbercc_or_nocc>_noshift"): Ditto.
2990 Provide pattern with operands switched.
2991 ("*pre_z10_extv<mode>"):
2992 Use new subst patterns.
2993 ("*extzvdi<clobbercc_or_nocc>_lshiftrt", "*<risbg_n>_ior_and_sr_ze")
2994 ("*extvsidi<clobbercc_or_nocc>", "*<risbg_n>_and_subregdi_rotr")
2995 ("*<risbg_n>_and_subregdi_rotl", "*<risbg_n>_di_and_rot")
2996 ("*insv_z10_noshift_cc", "*insv_z10_noshift_cconly")
2997 ("*<risbg_n>_<mode>_ior_and_lshiftrt")
2998 ("*<risbg_n>_sidi_ior_and_lshiftrt")
2999 ("*trunc_sidi_and_subreg_lshrt<clobbercc_or_nocc>"):
3001 ("*extzv_<mode>_sll", "*extzv_<mode>_srl")
3002 ("*extzv_<mode>_srl<clobbercc_or_nocc>")
3003 ("*extzv_<mode>_sll<clobbercc_or_nocc>"): Renamed patterns, use risbgn
3005 ("SINT"): New mode_iterator with SI, HI, QI.
3006 * config/s390/subst.md ("clobbercc_or_nocc_subst", "z10_or_zEC12_cond")
3007 ("clobbercc_or_nocc", "risbg_n"): New constructs for risbg pattern
3010 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
3012 * config/s390/predicates.md ("contiguous_bitmask_operand"): Adapt to
3013 new interface of s390_contiguous_bitmask_p.
3014 ("contiguous_bitmask_nowrap_operand"): New predicate.
3015 ("*anddi3_cc", "*anddi3_cconly", "*anddi3"): Replace NxxDq with NxxDw.
3016 * config/s390/constraints.md ("NxxDw", "NxxSq"): Adapt to new interface
3017 of s390_contiguous_bitmask_p.
3018 ("NxxDw"): Rename NxxDq constraint to NxxDw.
3019 ("NxxSw"): New constraint.
3020 * config/s390/s390.md ("*andsi3_zarch"): Enable bitmask wraparound.
3021 * config/s390/s390-protos.h (s390_contiguous_bitmask_p): Updated
3023 (s390_contiguous_bitmask_nowrap_p): Export.
3024 * config/s390/s390.c (s390_contiguous_bitmask_nowrap_p): New name of
3025 former s390_contiguous_bitmask_p.
3026 (s390_contiguous_bitmask_p): Use s390_contiguous_bitmask_nowrap_p to
3027 detect contiguous bit ranges with wraparound. Change signature to
3028 return START and END position instead of POS and LENGTH.
3029 (s390_contiguous_bitmask_vector_p): Remove extra code for continous bit
3030 ranges with wraparound.
3031 (s390_extzv_shift_ok): Use s390_contiguous_bitmask_nowrap_p.
3032 (s390_contiguous_bitmask_vector_p,s390_extzv_shift_ok,print_operand):
3033 Adapt to new signature of s390_contiguous_bitmask_p.
3035 2016-09-23 Bin Cheng <bin.cheng@arm.com>
3037 * tree-vect-loop-manip.c (create_intersect_range_checks_index): New.
3038 (create_intersect_range_checks): New.
3039 (vect_create_cond_for_alias_checks): Call above function.
3041 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
3043 * config/arm/iterators.md (Code iterators): Fix some white-space
3047 (FCVT): Moved from vfp.md.
3048 (VCVT_HF_US_N): New.
3049 (VCVT_SI_US_N): New.
3054 (FCVTI32typename): Moved from vfp.md.
3055 (sup): Add UNSPEC_VCVTA_S, UNSPEC_VCVTA_U, UNSPEC_VCVTM_S,
3056 UNSPEC_VCVTM_U, UNSPEC_VCVTN_S, UNSPEC_VCVTN_U, UNSPEC_VCVTP_S,
3057 UNSPEC_VCVTP_U, UNSPEC_VCVT_HF_S_N, UNSPEC_VCVT_HF_U_N,
3058 UNSPEC_VCVT_SI_S_N, UNSPEC_VCVT_SI_U_N, UNSPEC_VCVTH_S_N,
3059 UNSPEC_VCVTH_U_N, UNSPEC_VCVTH_S and UNSPEC_VCVTH_U.
3061 (fp16_rnd_str): New.
3062 (fp16_rnd_insn): New.
3063 * config/arm/unspecs.md (UNSPEC_VCVT_HF_S_N): New.
3064 (UNSPEC_VCVT_HF_U_N): New.
3065 (UNSPEC_VCVT_SI_S_N): New.
3066 (UNSPEC_VCVT_SI_U_N): New.
3067 (UNSPEC_VCVTH_S): New.
3068 (UNSPEC_VCVTH_U): New.
3069 (UNSPEC_VCVTA_S): New.
3070 (UNSPEC_VCVTA_U): New.
3071 (UNSPEC_VCVTM_S): New.
3072 (UNSPEC_VCVTM_U): New.
3073 (UNSPEC_VCVTN_S): New.
3074 (UNSPEC_VCVTN_U): New.
3075 (UNSPEC_VCVTP_S): New.
3076 (UNSPEC_VCVTP_U): New.
3077 (UNSPEC_VCVTP_S): New.
3078 (UNSPEC_VCVTP_U): New.
3080 (UNSPEC_VRNDA): New.
3081 (UNSPEC_VRNDI): New.
3082 (UNSPEC_VRNDM): New.
3083 (UNSPEC_VRNDN): New.
3084 (UNSPEC_VRNDP): New.
3085 (UNSPEC_VRNDX): New.
3086 * config/arm/vfp.md (<absneg_str>hf2): New.
3088 (neon_v<fp16_rnd_str>hf): New.
3089 (neon_vrndihf): New.
3094 (*mulsf3neghf_vfp): New.
3095 (*negmulhf3_vfp): New.
3096 (*mulsf3addhf_vfp): New.
3097 (*mulhf3subhf_vfp): New.
3098 (*mulhf3neghfaddhf_vfp): New.
3099 (*mulhf3neghfsubhf_vfp): New.
3102 (fmsubhf4_fp16): New.
3106 (neon_vsqrthf): New.
3107 (neon_vrsqrtshf): New.
3108 (FCVT): Move to iterators.md.
3109 (FCVTI32typename): Likewise.
3110 (neon_vcvth<sup>hf): New.
3111 (neon_vcvth<sup>si): New.
3112 (neon_vcvth<sup>_nhf_unspec): New.
3113 (neon_vcvth<sup>_nhf): New.
3114 (neon_vcvth<sup>_nsi_unspec): New.
3115 (neon_vcvth<sup>_nsi): New.
3116 (neon_vcvt<vcvth_op>h<sup>si): New.
3117 (neon_<fmaxmin_op>hf): New.
3119 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
3121 * config/s390/s390.md (bitoff, bitoff_plus): Neq mode attributes.
3122 ("*extzv<mode>_zEC12", "*insv<mode>_zEC12", "*insv<mode>_z10")
3123 ("*insv<mode>_zEC12_appendbitsleft")
3124 ("*insv<mode>_z10_appendbitsleft", "*r<noxa>sbg_<mode>_sll")
3125 ("*r<noxa>sbg_<mode>_srl"): Use new attributes.
3127 2016-09-23 Jakub Jelinek <jakub@redhat.com>
3129 * ipa-cp.c (ipcp_store_vr_results): Avoid static local var zero.
3130 * sreal.h (sreal::min, sreal::max): Avoid static local vars,
3131 construct values without normalization.
3132 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't initialize
3133 static local lhs_ops to vNULL.
3135 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
3136 Jiong Wang <jiong.wang@arm.com>
3138 * config/arm/arm.c (coproc_secondary_reload_class): Make HFmode
3139 available when FP16 instructions are available.
3140 (output_move_vfp): Add support for 16-bit data moves.
3141 (arm_validize_comparison): Fix some white-space. Support HFmode
3142 by conversion to SFmode.
3143 * config/arm/arm.md (truncdfhf2): Fix a comment.
3144 (extendhfdf2): Likewise.
3146 (movsicc): Fix some white-space.
3148 (movsfcc): Fix some white-space.
3150 * config/arm/vfp.md (*arm_movhi_vfp): Disable when VFP FP16
3151 instructions are available.
3152 (*thumb2_movhi_vfp): Likewise.
3153 (*arm_movhi_fp16): New.
3154 (*thumb2_movhi_fp16): New.
3155 (*movhf_vfp_fp16): New.
3156 (*movhf_vfp_neon): Disable when VFP FP16 instructions are available.
3157 (*movhf_vfp): Likewise.
3158 (extendhfsf2): Enable when VFP FP16 instructions are available.
3159 (truncsfhf2): Enable when VFP FP16 instructions are available.
3161 2016-09-23 Martin Liska <mliska@suse.cz>
3163 * config/s390/vx-builtins.md: Replace 'adress' with 'address'.
3165 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
3167 * config/arm/arm.c (arm_evpc_neon_vuzp): Add support for V8HF and
3169 (arm_evpc_neon_vtrn): Likewise.
3170 (arm_evpc_neon_vrev): Likewise.
3171 (arm_evpc_neon_vext): Likewise.
3172 * config/arm/arm_neon.h (vbsl_f16): New.
3176 (vdup_lane_f16): New.
3177 (vdupq_lane_f16): New.
3190 * config/arm/arm_neon_buillins.def (vdup_n): New (v8hf, v4hf variants).
3191 (vdup_lane): New (v8hf, v4hf variants).
3192 (vext): New (v8hf, v4hf variants).
3193 (vbsl): New (v8hf, v4hf variants).
3194 * config/arm/iterators.md (VDQWH): New.
3196 (V_double_vector_mode): Add V8HF and V4HF. Fix white-space.
3197 (Scalar_mul_8_16): Fix white-space.
3198 (Is_d_reg): Add V4HF and V8HF.
3199 * config/arm/neon.md (neon_vdup_lane<mode>_internal): New.
3200 (neon_vdup_lane<mode>): New.
3201 (neon_vtrn<mode>_internal): Replace VDQW with VDQWH.
3202 (*neon_vtrn<mode>_insn): Likewise.
3203 (neon_vzip<mode>_internal): Likewise. Also fix white-space.
3204 (*neon_vzip<mode>_insn): Likewise
3205 (neon_vuzp<mode>_internal): Likewise.
3206 (*neon_vuzp<mode>_insn): Likewise
3207 * config/arm/vec-common.md (vec_perm_const<mode>): New.
3209 2016-09-23 Jiong Wang <jiong.wang@arm.com>
3210 Matthew Wahab <matthew.wahab@arm.com>
3212 * config/arm/arm.c (output_move_vfp): Weaken assert to allow HImode.
3213 (arm_hard_regno_mode_ok): Allow HImode values in VFP registers.
3214 * config/arm/arm.md (*movhi_bytes): Disable when VFP registers are
3215 available. Also fix some white-space.
3216 * config/arm/vfp.md (*arm_movhi_vfp): New.
3217 (*thumb2_movhi_vfp): New.
3219 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
3221 * config/arm/arm-c.c (arm_cpu_builtins): Define
3222 "__ARM_FEATURE_FP16_SCALAR_ARITHMETIC" and
3223 "__ARM_FEATURE_FP16_VECTOR_ARITHMETIC".
3225 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
3227 * doc/sourcebuild.texi (ARM-specific attributes): Add anchor for
3228 arm_v8_1a_neon_ok. Add entries for arm_v8_2a_fp16_scalar_ok,
3229 arm_v8_2a_fp16_scalar_hw, arm_v8_2a_fp16_neon_ok and
3230 arm_v8_2a_fp16_neon_hw.
3231 (Add options): Add entries for arm_v8_1a_neon, arm_v8_2a_scalar,
3234 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
3236 * doc/sourcebuild.texi (ARM-specific attributes): Add entries for
3237 arm_fp16_alternative_ok and arm_fp16_none_ok.
3239 2016-09-23 Martin Liska <mliska@suse.cz>
3241 * ipa-icf.c (sem_variable::merge): Replace adress with address.
3243 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
3245 * config/arm/arm-arches.def ("armv8.1-a"): Add FL_CRC32.
3247 ("armv8.2-a+fp16"): New.
3248 * config/arm/arm-protos.h (FL2_ARCH8_2): New.
3249 (FL2_FP16INST): New.
3250 (FL2_FOR_ARCH8_2A): New.
3251 * config/arm/arm-tables.opt: Regenerate.
3252 * config/arm/arm.c (arm_arch8_2): New.
3253 (arm_fp16_inst): New.
3254 (arm_option_override): Set arm_arch8_2 and arm_fp16_inst. Check
3255 for incompatible fp16-format settings.
3256 * config/arm/arm.h (TARGET_VFP_FP16INST): New.
3257 (TARGET_NEON_FP16INST): New.
3258 (arm_arch8_2): Declare.
3259 (arm_fp16_inst): Declare.
3260 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for
3261 march=armv8.2-a and march=armv8.2-a+fp16.
3262 * config/arm/t-aprofile (Arch Matches): Add entries for armv8.2-a
3264 * doc/invoke.texi (ARM Options): Add "-march=armv8.1-a",
3265 "-march=armv8.2-a" and "-march=armv8.2-a+fp16".
3267 2016-09-23 Martin Liska <mliska@suse.cz>
3269 * doc/extend.texi: Remove fused-madd from i386 target options.
3271 2016-09-23 Martin Liska <mliska@suse.cz>
3273 * config/i386/i386.c (ix86_valid_target_attribute_inner_p):
3276 2016-09-23 Martin Liska <mliska@suse.cz>
3278 * config/i386/i386.c (ix86_valid_target_attribute_inner_p):
3281 2016-09-23 Martin Liska <mliska@suse.cz>
3284 * config/i386/i386.c (ix86_option_override_internal): Change
3285 signature and return false when there's an error related to
3287 (release_options_strings): New function.
3288 (ix86_valid_target_attribute_tree): Call the function.
3290 2016-09-23 Jakub Jelinek <jakub@redhat.com>
3292 * hsa-gen.c (hsa_op_immed::hsa_op_immed Use CONSTRUCTOR_NELTS (...)
3293 instead of vec_safe_length (CONSTRUCTOR_ELTS (...)).
3294 (gen_hsa_ctor_assignment): Likewise.
3295 * print-tree.c (print_node): Likewise.
3296 * tree-dump.c (dequeue_and_dump): Likewise.
3297 * tree-sra.c (sra_modify_constructor_assign): Likewise.
3298 * expr.c (store_constructor): Likewise.
3299 * fold-const.c (operand_equal_p): Likewise.
3300 * tree-pretty-print.c (dump_generic_node): Likewise.
3301 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Likewise.
3302 * ipa-icf-gimple.c (func_checker::compare_operand): Likewise.
3304 2016-09-23 Richard Biener <rguenther@suse.de>
3306 * hooks.h (hook_uint_uintp_false): Declare.
3308 2016-09-22 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
3310 * config/avr/avr.c (avr_rtx_costs_1): Handle DImode MULT.
3311 (avr_address_cost): Replace 61 with MAX_LD_OFFSET(mode).
3313 2016-09-22 Martin Sebor <msebor@redhat.com>
3316 * gimple-ssa-sprintf.c (target_int_min, target_int_max): Use
3317 HOST_BITS_PER_WIDE_INT, make a static local variable auto.
3318 (target_int_min): Correct computation.
3319 (format_integer): Use long long as the argument for the ll length
3321 (format_floating): Use target_int_max().
3322 (get_string_length): Same.
3323 (format_string): Avoid setting the bounded flag for strings
3325 (try_substitute_return_value): Avoid setting range info when
3326 the result isn't bounded.
3327 * varasm.c (assemble_name): Increase buffer size.
3329 2016-09-22 Andre Vieira <andre.simoesdiasvieira@arm.com>
3330 Terry Guo <terry.guo@arm.com>
3332 * target.def (elf_flags_numeric): New target hook.
3333 * targhooks.h (default_asm_elf_flags_numeric): New.
3334 * varasm.c (default_asm_elf_flags_numeric): New.
3335 (default_elf_asm_named_section): Use new target hook.
3336 * config/arm/arm.opt (mpure-code): New.
3337 * config/arm/arm.h (SECTION_ARM_PURECODE): New.
3338 * config/arm/arm.c (arm_asm_init_sections): Add section
3339 attribute to default text section if -mpure-code.
3340 (arm_option_check_internal): Diagnose use of option with
3341 non supported targets and/or options.
3342 (arm_asm_elf_flags_numeric): New.
3343 (arm_function_section): New.
3344 (arm_elf_section_type_flags): New.
3345 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Disable
3347 * gcc/doc/texi (TARGET_ASM_ELF_FLAGS_NUMERIC): New.
3348 * gcc/doc/texi.in (TARGET_ASM_ELF_FLAGS_NUMERIC): Likewise.
3350 2016-09-22 Jan Hubicka <hubicka@ucw.cz>
3352 * regcprop.c (copyprop_hardreg_forward_1): Remove noop moves.
3354 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3356 * emit-rtl.c (next_cc0_user): Make argument type rtx_insn *.
3357 * rtl.h: Adjust prototype.
3359 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3361 * emit-rtl.c (next_active_insn): Change argument type to rtx_insn *.
3362 (prev_active_insn): Likewise.
3363 (active_insn_p): Likewise.
3364 * rtl.h: Adjust prototypes.
3365 * cfgcleanup.c (merge_blocks_move_successor_nojumps): Adjust.
3366 * config/arc/arc.md: Likewise.
3367 * config/pa/pa.c (branch_to_delay_slot_p): Likewise.
3368 (branch_needs_nop_p): Likewise.
3369 (use_skip_p): Likewise.
3370 * config/sh/sh.c (gen_block_redirect): Likewise.
3371 (split_branches): Likewise.
3372 * reorg.c (optimize_skip): Likewise.
3373 (fill_simple_delay_slots): Likewise.
3374 (fill_slots_from_thread): Likewise.
3375 (relax_delay_slots): Likewise.
3376 * resource.c (mark_target_live_regs): Likewise.
3378 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3380 * config/cris/cris.c (cris_asm_output_case_end): Change argument
3382 * emit-rtl.c (next_nonnote_nondebug_insn): Likewise.
3383 (prev_nonnote_nondebug_insn): Likewise.
3384 * config/cris/cris-protos.h: Adjust prototype.
3386 * jump.c (rtx_renumbered_equal_p): Adjust.
3388 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3390 * emit-rtl.c (prev_real_insn): Change argument type to rtx_insn *.
3391 * rtl.h: Adjust prototype.
3392 * config/sh/sh.md: Adjust.
3393 * dwarf2out.c (add_var_loc_to_decl): Likewise.
3395 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3397 * emit-rtl.c (next_nondebug_insn): Change argument type to rtx_insn *.
3398 (prev_nondebug_insn): Likewise.
3399 * loop-doloop.c (doloop_condition_get): Likewise.
3400 * rtl.h: Adjust prototype.
3401 * cfgloop.h: Likewise.
3403 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3405 * emit-rtl.c (next_nonnote_insn): Change argument type to rtx_insn *.
3406 (prev_nonnote_insn): Likewise.
3407 * jump.c (reversed_comparison_code_parts): Likewise.
3408 (reversed_comparison): Likewise.
3409 * rtl.h: Adjust prototypes.
3410 * config/arc/arc.md: Adjust.
3411 * cse.c (find_comparison_args): Likewise.
3412 * reorg.c (redundant_insn): Change return type to rtx_insn *.
3413 (fix_reg_dead_note): Change argument type to rtx_insn *.
3414 (delete_prior_computation): Likewise.
3415 (delete_computation): Likewise.
3416 (fill_slots_from_thread): Adjust.
3417 (relax_delay_slots): Likewise.
3418 * simplify-rtx.c (simplify_unary_operation_1): Likewise.
3419 (simplify_relational_operation_1): Likewise.
3420 (simplify_ternary_operation): Likewise.
3422 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3424 * config/arc/arc-protos.h (arc_label_align): Change type of
3425 variables from rtx to rtx_insn *.
3426 * config/arc/arc.c (arc_label_align): Likewise.
3427 * config/arm/arm.c (any_sibcall_could_use_r3): Likewise.
3428 * config/bfin/bfin.c (workaround_speculation): Likewise.
3429 * config/c6x/c6x.c (find_next_cycle_insn): Likewise.
3430 (find_last_same_clock): Likewise.
3431 (reorg_split_calls): Likewise.
3432 * config/cris/cris-protos.h (cris_cc0_user_requires_cmp): Likewise.
3433 * config/cris/cris.c (cris_cc0_user_requires_cmp): Likewise.
3434 * config/h8300/h8300-protos.h (same_cmp_preceding_p): Likewise.
3435 (same_cmp_following_p): Likewise.
3436 * config/h8300/h8300.c (same_cmp_preceding_p): Likewise.
3437 (same_cmp_following_p): Likwise.
3438 * config/m32r/m32r.c (m32r_expand_epilogue): Likewise.
3439 * config/nds32/nds32-protos.h (nds32_target_alignment): Likewise.
3440 * config/nds32/nds32.c (nds32_target_alignment): Likewise.
3441 * config/rl78/rl78.c (rl78_alloc_physical_registers_op2): Likewise.
3442 (rl78_alloc_physical_registers_cmp): Likewise.
3443 (rl78_alloc_physical_registers_umul): Likewise.
3444 (rl78_calculate_death_notes): Likewise.
3445 * config/s390/s390-protos.h (s390_label_align): Likewise.
3446 * config/s390/s390.c (s390_label_align): Likewise.
3447 * config/sh/sh.c (barrier_align): Likewise.
3448 * config/sparc/sparc-protos.h (emit_cbcond_nop): Likewise.
3449 * config/sparc/sparc.c (sparc_asm_function_epilogue): Likewise.
3450 (emit_cbcond_nop): Likewise.
3452 2016-09-22 Martin Liska <mliska@suse.cz>
3455 * ipa-icf.c (sem_variable::merge): Yield merge operation if
3456 alias address matters, not necessarily address of original.
3458 2016-09-22 Richard Biener <rguenther@suse.de>
3461 * gimple-fold.c (fold_array_ctor_reference): Turn asserts into
3464 2016-09-22 Richard Biener <rguenther@suse.de>
3467 * gimple-match-head.c (gimple_resimplify1): Drop TREE_OVERFLOW
3468 from constant folding results.
3469 (gimple_resimplify2): Likewise.
3470 (gimple_resimplify3): Likewise.
3472 2016-09-22 Richard Biener <rguenther@suse.de>
3475 * expr.c (expand_expr_real_1): Guard array access against negative
3478 2016-09-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3480 * gimple-ssa-sprintf.c (format_floating_max): Use GMP_RNDN instead
3482 (format_floating): Likewise.
3484 2016-09-22 Jakub Jelinek <jakub@redhat.com>
3487 * tree-inline.c (remap_gimple_stmt): Set has_simduid_loops
3488 for all IFN_GOMP_SIMD_* internal fns, not just for
3489 IFN_GOMP_SIMD_ORDERED_*.
3491 2016-09-21 Michael Meissner <meissner@linux.vnet.ibm.com>
3494 * config/rs6000/predicates.md (invert_fpmask_comparison_operator):
3495 New predicate that matches the ISA 3.0 XSCMP{EQ,GT,GE}DP
3496 instructions when you want to invert the test.
3497 * config/rs6000/rs6000.md (fpmask<mode>): Use the arguments in the
3498 correct order for XXSEL.
3499 (mov<SFDF:mode><SFDF2:mode>cc_invert_p9): Define the inverted test
3500 for using XSCMP{EQ,GT,GE}DP.
3502 2016-09-21 David Malcolm <dmalcolm@redhat.com>
3504 * genconstants.c (main): Introduce noop_reader and convert call
3505 to read_md_files to a method call.
3506 * genenums.c (main): Likewise.
3507 * genmddeps.c (main): Likewise.
3508 * genpreds.c (write_tm_constrs_h): Replace use of "in_fname" with
3509 rtx_reader_ptr->get_top_level_filename ().
3510 (write_tm_preds_h): Likewise.
3511 (write_insn_preds_c): Likewise.
3512 * gensupport.c (class gen_reader): New subclass of rtx_reader.
3513 (rtx_handle_directive): Convert to...
3514 (gen_reader::handle_unknown_directive): ...this.
3515 (init_rtx_reader_args_cb): Convert return type from bool to
3516 rtx_reader *. Create a gen_reader instance, using it for the
3517 call to read_md_files. Return it if no errors occur.
3518 (init_rtx_reader_args): Convert return type from bool to
3520 * gensupport.h (init_rtx_reader_args_cb): Likewise.
3521 (init_rtx_reader_args_cb): Likewise.
3522 * read-md.c (struct file_name_list): Move to class rtx_reader.
3523 (read_md_file): Delete in favor of rtx_reader::m_read_md_file.
3524 (read_md_filename): Delete in favor of
3525 rtx_reader::m_read_md_filename.
3526 (read_md_lineno): Delete in favor of rtx_reader::m_read_md_lineno.
3527 (in_fname): Delete in favor of rtx_reader::m_toplevel_fname.
3528 (base_dir): Delete in favor of rtx_reader::m_base_dir.
3529 (first_dir_md_include): Delete in favor of
3530 rtx_reader::m_first_dir_md_include.
3531 (last_dir_md_include_ptr): Delete in favor of
3532 rtx_reader::m_last_dir_md_include_ptr.
3533 (max_include_len): Delete.
3534 (rtx_reader_ptr): New.
3535 (fatal_with_file_and_line): Use get_filename and get_lineno
3536 accessors of rtx_reader_ptr.
3537 (require_char_ws): Likewise.
3538 (rtx_reader::read_char): New method, based on ::read_char.
3539 (rtx_reader::unread_char): New method, based on ::unread_char.
3540 (read_escape): Use get_filename and get_lineno accessors of
3542 (read_braced_string): Use get_lineno accessor of rtx_reader_ptr.
3543 (read_string): Use get_filename and get_lineno accessors of
3545 (rtx_reader::rtx_reader): New ctor.
3546 (rtx_reader::~rtx_reader): New dtor.
3547 (handle_include): Convert from a function to...
3548 (rtx_reader::handle_include): ...this method, converting
3549 handle_directive from a callback to a virtual function.
3550 (handle_file): Likewise, converting to...
3551 (rtx_reader::handle_file): ...this method.
3552 (handle_toplevel_file): Likewise, converting to...
3553 (rtx_reader::handle_toplevel_file): ...this method.
3554 (rtx_reader::get_current_location): New method.
3555 (parse_include): Convert from a function to...
3556 (rtx_reader::add_include_path): ...this method, dropping redundant
3557 update to unused max_include_len.
3558 (read_md_files): Convert from a function to...
3559 (rtx_reader::read_md_files): ...this method, converting
3560 handle_directive from a callback to a virtual function.
3561 (noop_reader::handle_unknown_directive): New method.
3562 * read-md.h (directive_handler_t): Delete this typedef.
3564 (read_md_file): Delete.
3565 (read_md_lineno): Delete.
3566 (read_md_filename): Delete.
3567 (class rtx_reader): New class.
3568 (rtx_reader_ptr): New decl.
3569 (class noop_reader): New subclass of rtx_reader.
3570 (read_char): Reimplement in terms of rtx_reader::read_char.
3571 (unread_char): Reimplement in terms of rtx_reader::unread_char.
3572 (read_md_files): Delete.
3573 * read-rtl.c (read_rtx_code): Update for deletion of globals
3574 read_md_filename and read_md_lineno.
3576 2016-09-21 Jason Merrill <jason@redhat.com>
3578 * input.h (from_macro_definition_at): New.
3580 2016-09-21 Segher Boessenkool <segher@kernel.crashing.org>
3582 * doc/rtl.texi (JUMP_LABEL): Document RETURN and SIMPLE_RETURN values.
3584 2016-09-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
3586 PR tree-optimization/77550
3587 * tree-vect-stmts.c (create_array_ref): Change parameters.
3588 (get_group_alias_ptr_type): New function.
3589 (vectorizable_store, vectorizable_load): Use get_group_alias_ptr_type.
3591 2016-09-21 Marek Polacek <polacek@redhat.com>
3593 * gimple-ssa-sprintf.c (pass_sprintf_length::compute_format_length):
3594 Add falls through comment.
3596 2016-09-21 Richard Biener <rguenther@suse.de>
3598 * dwarf2out.c (remove_child_with_prev): Clear child->die_sib.
3599 (replace_child): Likewise.
3600 (remove_child_TAG): Adjust.
3601 (move_marked_base_types): Likewise.
3602 (prune_unused_types_prune): Clear die_sib of removed children.
3604 2016-09-21 Georg-Johann Lay <avr@gjlay.de>
3607 * config/avr/avr.c (avr_notice_update_cc) [CC_NONE]: If insn
3608 touches some regs mentioned in cc_status, do CC_STATUS_INIT.
3610 2016-09-21 Richard Biener <rguenther@suse.de>
3612 PR tree-optimization/77648
3613 * tree-ssa-structalias.c (process_constraint): Handle all DEREF
3615 (make_transitive_closure_constraints): Adjust comment.
3616 (make_any_offset_constraints): New function.
3617 (handle_rhs_call): Make sure to first expand a pointer to all
3618 subfields before transitively closing it.
3619 (handle_const_call): Likewise. Properly expand returned
3621 (handle_pure_call): Likewise.
3623 2016-09-21 Richard Biener <rguenther@suse.de>
3624 Jakub Jelinek <jakub@redhat.com>
3626 PR tree-optimization/77621
3627 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Split
3628 group at non-vectorizable stmts.
3630 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
3632 PR tree-optimization/72835
3633 * tree-ssa-reassoc.c (make_new_ssa_for_def): New.
3634 (make_new_ssa_for_all_defs): Likewise.
3635 (zero_one_operation): Replace all SSA_NAMEs defined in the chain.
3637 2016-09-20 Martin Sebor <msebor@redhat.com>
3640 * Makefile.in (OBJS): Add gimple-ssa-sprintf.o.
3641 * config/linux.h (TARGET_PRINTF_POINTER_FORMAT): Redefine.
3642 * config/linux.c (gnu_libc_printf_pointer_format): New function.
3643 * config/sol2.h (TARGET_PRINTF_POINTER_FORMAT): Same.
3644 * config/sol2.c (solaris_printf_pointer_format): New function.
3645 * doc/invoke.texi (-Wformat-length, -fprintf-return-value): New
3647 * doc/tm.texi.in (TARGET_PRINTF_POINTER_FORMAT): Document.
3648 * doc/tm.texi: Regenerate.
3649 * gimple-fold.h (get_range_strlen): New function.
3650 (get_maxval_strlen): Declare existing function.
3651 * gimple-fold.c (get_range_strlen): Add arguments and compute both
3652 maximum and minimum.
3653 (get_range_strlen): Define overload.
3654 (get_maxval_strlen): Adjust.
3655 * gimple-ssa-sprintf.c: New file and pass.
3656 * passes.def (pass_sprintf_length): Add new pass.
3657 * targhooks.h (default_printf_pointer_format): Declare new function.
3658 (gnu_libc_printf_pointer_format): Same.
3659 (solaris_libc_printf_pointer_format): Same.
3660 * targhooks.c (default_printf_pointer_format): Define new function.
3661 * tree-pass.h (make_pass_sprintf_length): Declare new function.
3662 * print-tree.c: Increase buffer size.
3664 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
3666 * tree-vrp.c (get_value_range): Teach PARM_DECL to use ipa-vrp results.
3668 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
3670 * common.opt: New option -fipa-vrp.
3671 * ipa-cp.c (ipa_get_vr_lat): New.
3672 (ipcp_vr_lattice::print): Likewise.
3673 (print_all_lattices): Call ipcp_vr_lattice::print.
3674 (ipcp_vr_lattice::meet_with): New.
3675 (ipcp_vr_lattice::meet_with_1): Likewise.
3676 (ipcp_vr_lattice::top_p): Likewise.
3677 (ipcp_vr_lattice::bottom_p): Likewsie.
3678 (ipcp_vr_lattice::set_to_bottom): Likewise.
3679 (set_all_contains_variable): Call VR set_to_bottom.
3680 (initialize_node_lattices): Init VR lattices.
3681 (propagate_vr_accross_jump_function): New.
3682 (propagate_constants_accross_call): Call
3683 propagate_vr_accross_jump_function.
3684 (ipcp_store_vr_results): New.
3685 (ipcp_driver): Handle VR.
3686 * ipa-prop.c (ipa_print_node_jump_functions_for_edge): Handle VR.
3687 (ipa_set_jf_unknown): Likewise.
3688 (ipa_compute_jump_functions_for_edge): Likewise.
3689 (ipa_node_params_t::duplicate): Likewise.
3690 (ipa_write_jump_function): Likewise.
3691 (ipa_read_jump_function): Likewise.
3692 (write_ipcp_transformation_info): Likewise.
3693 (read_ipcp_transformation_info): Likewise.
3694 (ipcp_update_vr): New.
3695 (ipcp_transform_function): Handle VR.
3696 * ipa-prop.h (struct ipa_vr): New.
3697 * cgraph.c: Include tree-vrp.h.
3698 * cgraphunit.c: Likewise.
3699 * ipa-utils.c: Likewise.
3702 * toplev.c: Likewise.
3703 * ipa-devirt.c: Likewise.
3704 * ipa-inline-transform.c: Likewise.
3705 * ipa-inline.c: Likewise.
3706 * ipa-profile.c: Likewise.
3708 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
3710 * doc/invoke.texi: Document -fdump-tree-evrp.
3711 * passes.def: Define new pass_early_vrp.
3712 * timevar.def: Define new TV_TREE_EARLY_VRP.
3713 * tree-pass.h (make_pass_early_vrp): New.
3714 * tree-ssa-propagate.c: Make replace_uses_in non static.
3715 * tree-ssa-propagate.h: Export replace_uses_in.
3716 * tree-vrp.c (extract_range_for_var_from_comparison_expr): New.
3717 (extract_range_from_assert): Factor out
3718 extract_range_for_var_from_comparison_expr.
3719 (vrp_initialize_lattice): New.
3720 (vrp_initialize): Factor out vrp_initialize_lattice.
3721 (vrp_valueize): Fix it to reject complex value ranges.
3722 (vrp_free_lattice): New.
3723 (evrp_dom_walker::before_dom_children): Likewise.
3724 (evrp_dom_walker::after_dom_children): Likewise.
3725 (evrp_dom_walker::push_value_range): Likewise.
3726 (evrp_dom_walker::pop_value_range): Likewise.
3727 (execute_early_vrp): Likewise.
3728 (execute_vrp): Call vrp_initialize_lattice and vrp_free_lattice.
3729 (make_pass_early_vrp): New.
3731 2016-09-20 Uros Bizjak <ubizjak@gmail.com>
3733 * config/i386/i386.md (mult->ashift peephole2s): Use pow2p_hwi
3734 instead of exact_log2.
3736 2016-09-20 Uros Bizjak <ubizjak@gmail.com>
3739 * config/i386/i386.c (ix86_preferred_simd_mode) <case DFmode>:
3740 Don't return word_mode for !TARGET_VECTORIZE_DOUBLE.
3741 (ix86_add_stmt_cost): Penalize DFmode vector operations
3742 for !TARGET_VECTORIZE_DOUBLE.
3744 2016-09-20 Gerald Pfeifer <gerald@pfeifer.com>
3746 * doc/invoke.texi (Warning Options): Simplify language.
3747 (Optimize Options): Complete sentence.
3749 2016-09-20 David Edelsohn <dje.gcc@gmail.com>
3751 * dbxout.c (xcoff_debug_hooks): Add filename parameter to
3754 2016-09-20 Michael Meissner <meissner@linux.vnet.ibm.com>
3757 * config/rs6000/rs6000.c (rs6000_expand_vector_init): For V4SF
3758 inits on power8 and above, use the VMRGEW instruction instead of a
3761 * config/rs6000/altivec.md (UNSPEC_VMRGEW_DIRECT): New unspec.
3762 (p8_vmrgew_v4sf_direct): New VMRGEW insn for V4SF floating
3765 2016-09-20 Tamar Christina <tamar.christina@arm.com>
3767 * config/aarch64/arm_neon.h
3768 (vst2_s64, vst2_u64, vst2_f64, vst2_s8): Add missing attributes.
3769 (vst3_s64, vst3_u64, vst3_f64, vst3_s8): Likewise.
3770 (vst4_s64, vst4_u64, vst4_f64, vst4_s8): Likewise.
3772 2016-09-20 Bernd Edlinger <bernd.edlinger@hotmail.de>
3774 * config/var/vax.h (ELIMINABLE_REGS): Define.
3775 (INITIAL_ELIMINATION_OFFSET): Define.
3777 2016-09-20 Jakub Jelinek <jakub@redhat.com>
3780 * builtins.c (fold_builtin_atomic_always_lock_free): Only look through
3781 cast to void * if the cast is from some other pointer type.
3783 2016-09-20 Richard Biener <rguenther@suse.de>
3785 PR tree-optimization/77646
3786 * tree-ssa-sccvn.c (visit_reference_op_call): Always value-number
3789 2016-09-20 Tamar Christina <tamar.christina@arm.com>
3791 * config/aarch64/arm_neon.h: Add gnu_inline and artificial
3792 attributes to all inlined functions and make them extern.
3794 2016-09-20 Richard Biener <rguenther@suse.de>
3796 * debug.h (gcc_debug_hooks): Add filename parameter to early_finish
3798 * debug.c (do_nothing_debug_hooks): Adjust.
3799 * dbxout.c (dbx_debug_hooks): Likewise.
3800 * sdbout.c (sdb_debug_hooks): Likewise.
3801 * dwarf2out.c (dwarf2_lineno_debug_hooks): Likewise.
3802 (dwarf2out_finish): Move producer, filename and
3804 (dwarf2out_early_finish): ... here. Remove in_lto_p special-casing.
3805 * cgraphunit.c (symbol_table::finalize_compilation_unit): Adjust.
3807 2016-09-19 Bernd Edlinger <bernd.edlinger@hotmail.de>
3810 * doc/invoke.texi: Document -Wint-in-bool-context.
3813 * dwarf2out.c (output_loc_operands): Fix an assertion.
3815 2016-09-19 Joseph Myers <joseph@codesourcery.com>
3817 * ginclude/float.h [__STDC_WANT_IEC_60559_BFP_EXT__]
3818 (CR_DECIMAL_DIG): New macro.
3820 2016-09-19 Joseph Myers <joseph@codesourcery.com>
3822 * ginclude/stddef.h (max_align_t) [__i386__]: Add __float128
3825 2016-09-19 Vladimir Makarov <vmakarov@redhat.com>
3827 PR rtl-optimization/77416
3828 * lra-remat.c (operand_to_remat): Process hard coded insn
3831 2016-09-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3833 * simplify-rtx.c (simplify_relational_operation_1): Add transformation
3834 (GTU (PLUS a C) (C - 1)) --> (LTU a -C).
3836 2016-09-19 Segher Boessenkool <segher@kernel.crashing.org>
3838 * target.def (lra_p): Wordsmithing.
3839 * doc/tm.texi: Regenerate.
3841 2016-09-19 Jakub Jelinek <jakub@redhat.com>
3842 Jan Hubicka <jh@suse.cz>
3845 * cgraph.c (cgraph_node::rtl_info): Pass &avail to
3846 ultimate_alias_target call, return NULL if avail < AVAIL_AVAILABLE.
3847 Call ultimate_alias_target just once, not up to 4 times.
3849 2016-09-19 Richard Biener <rguenther@suse.de>
3851 * dwarf2out.c (early_dwarf_finished): New global.
3852 (set_early_dwarf::set_early_dwarf): Assert early_dwarf_finished
3854 (dwarf2out_early_finish): Set early_dwarf_finished at the end,
3855 if called from LTO exit early.
3856 (dwarf2out_late_global_decl): When being during the early
3857 debug phase do not add locations but only const value attributes.
3858 Adjust the way we generate early DIEs for LTO.
3860 2016-09-19 Richard Biener <rguenther@suse.de>
3863 * tree-data-ref.c (analyze_subscript_affine_affine): Use the
3864 proper niter to bound the loops.
3866 2016-09-19 Richard Biener <rguenther@suse.de>
3868 PR tree-optimization/77514
3869 * tree-ssa-pre.c (create_expression_by_pieces): Optimize
3870 search for folded stmt.
3872 2016-09-17 Jan Hubicka <hubicka@ucw.cz>
3874 * passes.def (pass_early_thread_jumps): Schedule after forwprop.
3875 * tree-pass.h (make_pass_early_thread_jumps): Declare.
3876 * tree-ssa-threadbackward.c (fsm_find_thread_path,
3877 fsm_find_thread_path, profitable_jump_thread_path,
3878 fsm_find_control_statement_thread_paths,
3879 find_jump_threads_backwards): Add speed_p parameter.
3880 (pass_data_early_thread_jumps): New pass.
3881 (make_pass_early_thread_jumps): New function.
3883 2016-09-17 Andreas Schwab <schwab@suse.de>
3885 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Add cast.
3886 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
3888 2016-09-16 Eric Botcazou <ebotcazou@adacore.com>
3890 * recog.c (rest_of_handle_split_after_reload): Delete.
3891 (pass_split_after_reload::gate): New method.
3892 (pass_split_after_reload::execute): Call split_all_insns directly.
3894 2016-09-16 Jonathan Wakely <jwakely@redhat.com>
3896 * doc/extend.texi (Integer Overflow Builtins): Fix type of out
3897 parameters for functions taking long long arguments.
3899 2016-09-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3902 * config/rs6000/rs6000.c (rtx_is_swappable_p): Add support for
3903 splat with truncate.
3905 2016-09-16 Jason Merrill <jason@redhat.com>
3907 * hwint.h (least_bit_hwi, pow2_or_zerop, pow2p_hwi, ctz_or_zero):
3909 * hwint.c (exact_log2): Use pow2p_hwi.
3910 (ctz_hwi, ffs_hwi): Use least_bit_hwi.
3911 * alias.c (memrefs_conflict_p): Use pow2_or_zerop.
3912 * builtins.c (get_object_alignment_2, get_object_alignment)
3913 (get_pointer_alignment, fold_builtin_atomic_always_lock_free): Use
3915 * calls.c (compute_argument_addresses, store_one_arg): Use
3917 * cfgexpand.c (expand_one_stack_var_at): Use least_bit_hwi.
3918 * combine.c (force_to_mode): Use least_bit_hwi.
3919 (contains_muldiv, find_split_point, combine_simplify_rtx)
3920 (simplify_if_then_else, simplify_set, force_to_mode)
3921 (if_then_else_cond, simplify_and_const_int_1)
3922 (simplify_compare_const): Use pow2p_hwi.
3923 * cse.c (fold_rtx): Use pow2p_hwi.
3924 * emit-rtl.c (set_mem_attributes_minus_bitpos, adjust_address_1):
3926 * expmed.c (synth_mult, expand_divmod): Use ctz_or_zero, ctz_hwi.
3927 (init_expmed_one_conv): Use pow2p_hwi.
3928 * expr.c (is_aligning_offset): Use pow2p_hwi.
3929 * fold-const.c (round_up_loc, round_down_loc): Use pow2_or_zerop.
3930 (fold_binary_loc): Use pow2p_hwi.
3931 * function.c (assign_parm_find_stack_rtl): Use least_bit_hwi.
3932 * gimple-fold.c (gimple_fold_builtin_memory_op): Use pow2p_hwi.
3933 * gimple-ssa-strength-reduction.c (replace_ref): Use least_bit_hwi.
3934 * hsa-gen.c (gen_hsa_addr_with_align, hsa_bitmemref_alignment):
3936 * ifcvt.c (noce_try_store_flag_constants): Use pow2p_hwi.
3937 * ipa-cp.c (ipcp_alignment_lattice::meet_with_1): Use least_bit_hwi.
3938 * ipa-prop.c (ipa_modify_call_arguments): Use least_bit_hwi.
3939 * omp-low.c (oacc_loop_fixed_partitions)
3940 (oacc_loop_auto_partitions): Use least_bit_hwi.
3941 * rtlanal.c (nonzero_bits1): Use ctz_or_zero.
3942 * stor-layout.c (place_field): Use least_bit_hwi.
3943 * tree-pretty-print.c (dump_generic_node): Use pow2p_hwi.
3944 * tree-sra.c (build_ref_for_offset): Use least_bit_hwi.
3945 * tree-ssa-ccp.c (ccp_finalize): Use least_bit_hwi.
3946 * tree-ssa-math-opts.c (bswap_replace): Use least_bit_hwi.
3947 * tree-ssa-strlen.c (handle_builtin_memcmp): Use pow2p_hwi.
3948 * tree-vect-data-refs.c (vect_analyze_group_access_1)
3949 (vect_grouped_store_supported, vect_grouped_load_supported)
3950 (vect_permute_load_chain, vect_shift_permute_load_chain)
3951 (vect_transform_grouped_load): Use pow2p_hwi.
3952 * tree-vect-generic.c (expand_vector_divmod): Use ctz_or_zero.
3953 * tree-vect-patterns.c (vect_recog_divmod_pattern): Use ctz_or_zero.
3954 * tree-vect-stmts.c (vectorizable_mask_load_store): Use
3956 * tsan.c (instrument_expr): Use least_bit_hwi.
3957 * var-tracking.c (negative_power_of_two_p): Use pow2_or_zerop.
3959 2016-09-16 Andreas Schwab <schwab@suse.de>
3961 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Use parameter
3963 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
3965 2016-09-16 Jakub Jelinek <jakub@redhat.com>
3968 * combine.c (rest_of_handle_combine): If any edges have been purged,
3969 free dominators if available.
3971 2016-09-16 Jakub Jelinek <jakub@redhat.com>
3972 Eric Botcazou <ebotcazou@adacore.com>
3975 * internal-fn.c (expand_arith_overflow) <case MINUS_EXPR>: Don't fall
3976 through into expand_addsub_overflow after expand_neg_overflow.
3978 2016-09-15 David Malcolm <dmalcolm@redhat.com>
3980 * diagnostic-show-locus.c
3981 (selftest::test_fixit_insert_containing_newline): New function.
3982 (selftest::test_fixit_replace_containing_newline): New function.
3983 (selftest::diagnostic_show_locus_c_tests): Call the above.
3985 2016-09-15 Bin Cheng <bin.cheng@arm.com>
3987 PR tree-optimization/77503
3988 * tree-vect-loop.c (vectorizable_reduction): Record reduction
3989 code for CONST_COND_REDUCTION at analysis stage and use it at
3991 * tree-vectorizer.h (struct _stmt_vec_info): New field.
3992 (STMT_VINFO_VEC_CONST_COND_REDUC_CODE): New macro.
3993 * tree-vect-stmts.c (new_stmt_vec_info): Initialize above new
3996 2016-09-15 Richard Biener <rguenther@suse.de>
3999 * fold-const.c (split_tree): Do not split constant ~X.
4001 2016-09-15 Jakub Jelinek <jakub@redhat.com>
4003 PR rtl-optimization/77425
4004 * sched-int.h (sd_iterator_cond): Don't update it_ptr->linkp if list
4008 * config/i386/i386.c (ix86_parse_stringop_strategy_string): Simplify,
4009 use %qs instead of %s where desirable, use argument instead of arg in
4010 the diagnostic wording, add list of supported strategies and
4012 (ix86_option_override_internal): Emit target("m...") instead of
4013 option("m...") in the diagnostic. Use %qs instead of %s in invalid
4014 -march/-mtune option diagnostic. Add list of supported arches/tunings
4015 and spellcheck hint. Remove prefix, suffix and sw variables, use
4016 main_args_p ? "..." : "..." in diagnostics to make translation
4019 2016-09-15 Richard Biener <rguenther@suse.de>
4021 * dwarf2asm.h (dw2_asm_output_offset): Add overload with
4022 extra offset argument.
4023 * dwarf2asm.c (dw2_asm_output_offset): Implement that.
4024 * doc/tm.texi.in (ASM_OUTPUT_DWARF_OFFSET): Adjust documentation
4025 to reflect new offset parameter.
4026 * doc/tm.texi: Regenerate.
4027 * config/darwin.h (ASM_OUTPUT_DWARF_OFFSET): Adjust.
4028 * config/darwin-protos.h (darwin_asm_output_dwarf_delta): Add
4030 (darwin_asm_output_dwarf_offset): Likewise.
4031 * config/darwin.c (darwin_asm_output_dwarf_delta): Add offset
4033 (darwin_asm_output_dwarf_offset): Pass offset argument through.
4034 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Adjust.
4035 * config/i386/cygmin.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
4037 2016-09-15 Chung-Lin Tang <cltang@codesourcery.com>
4040 * ipa-icf.c (set_alias_uids): New function.
4041 (sem_variable::merge): Use set_alias_uids to set DECL_PT_UID of
4042 all the merged variable's referring aliases.
4044 2016-09-15 Richard Biener <rguenther@suse.de>
4046 PR tree-optimization/77514
4047 * tree-ssa-pre.c (create_expression_by_pieces): Handle garbage
4048 only forced_stmts sequence.
4050 2016-09-15 Kugan Vivekanandarajah <kuganv@linaro.org>
4052 * tree-ssanames.h (FOR_EACH_SSA_NAME): New.
4053 * cfgexpand.c (update_alias_info_with_stack_vars): Use
4054 FOR_EACH_SSA_NAME to iterate over SSA variables.
4055 (pass_expand::execute): Likewise.
4056 * omp-simd-clone.c (ipa_simd_modify_function_body): Likewise.
4057 * tree-cfg.c (dump_function_to_file): Likewise.
4058 * tree-into-ssa.c (pass_build_ssa::execute): Likewise.
4059 (update_ssa): Likewise.
4060 * tree-ssa-alias.c (dump_alias_info): Likewise.
4061 * tree-ssa-ccp.c (ccp_finalize): Likewise.
4062 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Likewise.
4063 (create_outofssa_var_map): Likewise.
4064 (coalesce_ssa_name): Likewise.
4065 * tree-ssa-operands.c (dump_immediate_uses): Likewise.
4066 * tree-ssa-pre.c (compute_avail): Likewise.
4067 * tree-ssa-sccvn.c (init_scc_vn): Likewise.
4068 (scc_vn_restore_ssa_info): Likewise.
4069 (free_scc_vn): Likwise.
4070 (run_scc_vn): Likewise.
4071 * tree-ssa-structalias.c (compute_points_to_sets): Likewise.
4072 * tree-ssa-ter.c (new_temp_expr_table): Likewise.
4073 * tree-ssa-copy.c (fini_copy_prop): Likewise.
4074 * tree-ssa.c (verify_ssa): Likewise.
4076 2016-09-14 Matthew Fortune <matthew.fortune@imgtec.com>
4078 * config.gcc (mips*-mti-elf*, mips*-mti-linux*): Set mips32r2
4079 and mips64r2 as default 32-bit and 64-bit architectures.
4080 (mips*-img-elf*, mips*-img-linux*): Set mips32r6 and mips64r6
4081 as default 32-bit and 64-bit architectures.
4083 2016-09-14 Pat Haugen <pthaugen@us.ibm.com>
4085 * loop-unroll.c (unroll_loop_runtime_iterations): Set probability
4088 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
4090 * target.def (lra_p): Change commentary (for the manual) for the
4092 * doc/tm.texi: Regenerate.
4094 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
4096 * config/aarch64/aarch64.c (TARGET_LRA_P): Delete macro.
4097 * config/arm/arm.c (TARGET_LRA_P): Delete macro.
4098 * config/i386/i386.c (TARGET_LRA_P): Delete macro.
4099 * config/nds32/nds32.c (TARGET_LRA_P): Delete macro.
4101 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
4103 * targhooks.c (default_lra_p): Return true instead of false.
4105 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
4107 * config/alpha/alpha.c (TARGET_LRA_P): New macro, defined to
4108 hook_bool_void_false.
4109 * config/avr/avr.c: Ditto.
4110 * config/bfin/bfin.c: Ditto.
4111 * config/c6x/c6x.c: Ditto.
4112 * config/cr16/cr16.c: Ditto.
4113 * config/cris/cris.c: Ditto.
4114 * config/epiphany/epiphany.c: Ditto.
4115 * config/fr30/fr30.c: Ditto.
4116 * config/frv/frv.c: Ditto.
4117 * config/h8300/h8300.c: Ditto.
4118 * config/ia64/ia64.c: Ditto.
4119 * config/iq2000/iq2000.c: Ditto.
4120 * config/lm32/lm32.c: Ditto.
4121 * config/m32c/m32c.c: Ditto.
4122 * config/m32r/m32r.c: Ditto.
4123 * config/m68k/m68k.c: Ditto.
4124 * config/mcore/mcore.c: Ditto.
4125 * config/microblaze/microblaze.c: Ditto.
4126 * config/mmix/mmix.c: Ditto.
4127 * config/mn10300/mn10300.c: Ditto.
4128 * config/moxie/moxie.c: Ditto.
4129 * config/msp430/msp430.c: Ditto.
4130 * config/nios2/nios2.c: Ditto.
4131 * config/nvptx/nvptx.c: Ditto.
4132 * config/pa/pa.c: Ditto.
4133 * config/pdp11/pdp11.c: Ditto.
4134 * config/rl78/rl78.c: Ditto.
4135 * config/sparc/sparc.c: Ditto.
4136 * config/spu/spu.c: Ditto.
4137 * config/stormy16/stormy16.c: Ditto.
4138 * config/tilegx/tilegx.c: Ditto.
4139 * config/tilepro/tilepro.c: Ditto.
4140 * config/v850/v850.c: Ditto.
4141 * config/vax/vax.c: Ditto.
4142 * config/visium/visium.c: Ditto.
4143 * config/xtensa/xtensa.c: Ditto.
4145 2016-09-14 Jakub Jelinek <jakub@redhat.com>
4148 * tsan.c: Include target.h.
4149 (enum tsan_atomic_action): Add bool_clear and bool_test_and_set.
4150 (BOOL_CLEAR, BOOL_TEST_AND_SET): Define.
4151 (tsan_atomic_table): Add BUILT_IN_ATOMIC_CLEAR and
4152 BUILT_IN_ATOMIC_TEST_AND_SET entries.
4153 (instrument_builtin_call): Handle bool_clear and bool_test_and_set.
4155 2016-09-14 Bernd Edlinger <bernd.edlinger@hotmail.de>
4156 Martin Liska <mliska@suse.cz>
4159 * predict.c (force_edge_cold): Add braces to a condition.
4161 2016-09-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
4163 PR rtl-optimization/77289
4164 * lra-constraints.c (get_final_hard_regno): Removed.
4165 (get_hard_regno): Add new parameter final_p.
4166 (get_reg_class): Directly call lra_get_elimination_hard_regno.
4167 (operands_match_p): Adjust call to get_hard_regno.
4168 (uses_hard_regs_p): Likewise.
4169 (process_alt_operands): Likewise.
4171 2016-09-13 Joe Seymour <joe.s@somniumtech.com>
4174 * config/msp430/msp430.c (msp430_start_function): Emit an error
4175 if a function is both weak and specifies an interrupt number.
4177 2016-09-13 Jakub Jelinek <jakub@redhat.com>
4179 PR tree-optimization/77454
4180 * tree-ssa-dom.c (optimize_stmt): Set modified flag on stmt after
4181 changing GIMPLE_COND. Move update_stmt_if_modified call after this.
4184 2016-09-13 Tamar Christina <tamar.christina@arm.com>
4186 * config/aarch64/aarch64-builtins.c
4187 (aarch64_init_simd_builtins): Fix builtin type signature printing.
4189 2016-09-13 Uros Bizjak <ubizjak@gmail.com>
4191 * config/alpha/alpha.c (alpha_pass_by_reference): Pass un-named
4192 SFmode and SCmode arguments by reference.
4194 2016-09-13 David Malcolm <dmalcolm@redhat.com>
4196 * diagnostic-show-locus.c (selftest::test_one_liner_fixit_insert):
4198 (selftest::test_one_liner_fixit_insert_before): ...this, and update
4199 for renaming of add_fixit_insert to add_fixit_insert_before.
4200 (selftest::test_one_liner_fixit_insert_after): New function.
4201 (selftest::test_one_liner_fixit_validation_adhoc_locations):
4202 Update for renaming of add_fixit_insert to add_fixit_insert_before.
4203 (selftest::test_one_liner_many_fixits): Likewise.
4204 (selftest::test_diagnostic_show_locus_one_liner): Update for
4205 renaming, call new test function.
4206 (selftest::test_diagnostic_show_locus_fixit_lines): Update for
4207 renaming of add_fixit_insert to add_fixit_insert_before.
4208 (selftest::test_fixit_consolidation): Likewise.
4209 * diagnostic.c (selftest::test_print_parseable_fixits_insert):
4211 * edit-context.c (selftest::test_applying_fixits_insert): Rename to...
4212 (selftest::test_applying_fixits_insert_before): ...this.
4213 (selftest::test_applying_fixits_insert): Update for renaming of
4214 add_fixit_insert to add_fixit_insert_before.
4215 (selftest::test_applying_fixits_insert_after): New function.
4216 (selftest::test_applying_fixits_insert_after_at_line_end): New
4218 (selftest::test_applying_fixits_insert_after_failure): New function.
4219 (selftest::test_applying_fixits_multiple): Update for renaming of
4220 add_fixit_insert to add_fixit_insert_before.
4221 (selftest::change_line): Likewise.
4222 (selftest::test_applying_fixits_unreadable_file): Likewise.
4223 (selftest::test_applying_fixits_line_out_of_range): Likewise.
4224 (selftest::test_applying_fixits_column_validation): Likewise.
4225 (selftest::test_applying_fixits_column_validation): Likewise.
4226 (selftest::edit_context_c_tests): Update for renamed test function;
4227 call new test functions.
4229 2016-09-13 Pat Haugen <pthaugen@us.ibm.com>
4231 PR tree-optimization/77536
4232 PR rtl-optimization/68212
4233 * config/rs6000/rs6000.md (div->recip splitter): Remove
4234 optimize_insn_for_speed_p condition.
4236 2016-09-13 Maciej W. Rozycki <macro@imgtec.com>
4238 * optabs.c (prepare_cmp_insn): Update documentation comment.
4240 2016-09-13 Jakub Jelinek <jakub@redhat.com>
4241 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4244 * opts.h (candidates_list_and_hint): Declare.
4245 * opts-common.c (candidates_list_and_hint): New function.
4246 (cmdline_handle_error): Use it.
4248 2016-09-12 David Malcolm <dmalcolm@redhat.com>
4250 * edit-context.c (edited_line::get_len): New accessor.
4251 (edited_file::print_diff): Split out hunk-printing into...
4252 (edited_file::print_diff_hunk): New method.
4253 (edited_file::print_diff_line): New method.
4255 2016-09-12 Andrew Pinski <apinski@cavium.com>
4257 * config/aarch64/aarch64-tuning-flags.def (SLOW_UNALIGNED_LDPW):
4259 * config/aarch64/aarch64.c (thunderx_tunings): Enable
4260 AARCH64_EXTRA_TUNE_SLOW_UNALIGNED_LDPW.
4261 (aarch64_operands_ok_for_ldpstp): Return false if
4262 AARCH64_EXTRA_TUNE_SLOW_UNALIGNED_LDPW and the mode
4263 was SImode and the alignment is less than 8 byte.
4264 (aarch64_operands_adjust_ok_for_ldpstp): Likewise.
4266 2016-09-12 Orlando Arias <oarias@knights.ucf.edu>
4269 * config/msp430/msp430.md (delay_cycles_32x): Fix pushm/popm.
4271 2016-09-12 Marek Polacek <polacek@redhat.com>
4273 * doc/extend.texi: Use lowercase "boolean".
4274 * doc/invoke.texi: Likewise.
4275 * doc/md.texi: Likewise.
4276 * target.def: Likewise.
4277 * doc/tm.texi: Regenerated.
4279 2016-09-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4282 * expmed.c (synth_mult): Delete duplicate mode check.
4284 2016-09-10 Tom de Vries <tom@codesourcery.com>
4287 * builtins.c (std_canonical_va_list_type): Strictly return non-null for
4289 * config/i386/i386.c (ix86_canonical_va_list_type): Same.
4290 * gimplify.c (gimplify_va_arg_expr): Handle &va_list.
4292 2016-09-09 Peter Bergner <bergner@vnet.ibm.com>
4294 PR rtl-optimization/77289
4295 * lra-constraints.c (get_final_hard_regno): Add support for non hard
4296 register numbers. Remove support for subregs.
4297 (get_hard_regno): Use SUBREG_P. Don't call get_final_hard_regno().
4298 (get_reg_class): Delete removed get_final_hard_regno() argument.
4299 (uses_hard_regs_p): Call get_final_hard_regno().
4301 2016-09-09 Martin Sebor <msebor@redhat.com>
4305 * pretty-print.c (pp_quoted_string): New function.
4306 (pp_format): Call it for %c and %s directives.
4308 2016-09-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
4310 * doc/tm.texi.in (INITIAL_FRAME_POINTER_OFFSET): Remove.
4311 (ELIMINABLE_REGS, TARGET_CAN_ELIMINATE,
4312 INITIAL_ELIMINATION_OFFSET) : Update documentation.
4313 * target.def (frame_pointer_required, can_eliminate): Likewise.
4314 * doc/tm.texi: Regenerated.
4315 * builtins.c (expand_builtin_setjmp_receiver): Remove #ifdef
4317 * df-scan.c (df_hard_reg_init): Likewise.
4318 * ira.c (ira_setup_eliminable_regset): Likewise.
4319 * lra-eliminations.c (reg_eliminate_1, (update_reg_eliminate,
4320 init_elim_table): Likewise.
4321 * reload1.c (reg_eliminate_1, verify_initial_elim_offsets,
4322 set_initial_elim_offsets, update_eliminables,
4323 init_elim_table): Likewise.
4324 * rtlanal.c (get_initial_register_offset): Likewise.
4325 * config/ft32/ft32.h (INITIAL_FRAME_POINTER_OFFSET): Remove.
4326 * config/m32r/m32r.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
4327 * config/moxie/moxie.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
4328 * config/vax/vax.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
4329 * config/fr30/fr30.h: Fix comment.
4330 * config/frv/frv.c: Likewise.
4331 * config/frv/frv.h: Likewise.
4332 * config/ft32/ft32.h: Likewise.
4333 * config/visium/visium.h: Likewise.
4334 * config/pa/pa64-linux.h: Likewise.
4335 * config/v850/v850.h: Likewise.
4336 * config/cris/cris.c: Likewise.
4337 * config/ia64/ia64.h: Likewise.
4338 * config/moxie/moxie.h: Likewise.
4339 * config/m32r/m32r.h: Likewise.
4341 2016-09-10 Alexander Ivchenko <alexander.ivchenko@intel.com>
4344 * config.in: Regenerate.
4345 * config/i386/linux-common.h (MPX_LD_AS_NEEDED_GUARD_PUSH):
4347 (MPX_LD_AS_NEEDED_GUARD_PUSH): Ditto.
4348 (LIBMPXWRAPPERS_SPEC): Remove "--no-whole-archive" from
4349 static-libmpxwrappers case.
4350 (LIBMPX_SPEC): Add guards with MPX_LD_AS_NEEDED_GUARD_PUSH and
4351 MPX_LD_AS_NEEDED_GUARD_POP.
4352 * configure: Regenerate.
4353 * configure.ac (HAVE_LD_PUSHPOPSTATE_SUPPORT): New variable.
4354 defined if linker support "--push-state"/"--pop-state".
4356 2016-09-09 Bernd Edlinger <bernd.edlinger@hotmail.de>
4358 * doc/cpp.texi (__*_WIDTH__): Small wording fixes.
4360 2016-09-09 Joseph Myers <joseph@codesourcery.com>
4362 * doc/cpp.texi (__SCHAR_WIDTH__, __SHRT_WIDTH__, __INT_WIDTH__)
4363 (__LONG_WIDTH__, __LONG_LONG_WIDTH__, __PTRDIFF_WIDTH__)
4364 (__SIG_ATOMIC_WIDTH__, __SIZE_WIDTH__, __WCHAR_WIDTH__)
4365 (__WINT_WIDTH__, __INT_LEAST8_WIDTH__, __INT_LEAST16_WIDTH__)
4366 (__INT_LEAST32_WIDTH__, __INT_LEAST64_WIDTH__)
4367 (__INT_FAST8_WIDTH__, __INT_FAST16_WIDTH__, __INT_FAST32_WIDTH__)
4368 (__INT_FAST64_WIDTH__, __INTPTR_WIDTH__, __INTMAX_WIDTH__):
4370 * ginclude/stdint-gcc.h [__STDC_WANT_IEC_60559_BFP_EXT__]: Define
4371 width macros from TS 18661-1.
4372 * glimits.h [__STDC_WANT_IEC_60559_BFP_EXT__]: Likewise.
4374 2016-09-08 Jakub Jelinek <jakub@redhat.com>
4377 * omp-low.c (lower_rec_simd_input_clauses): Use max_vf for non-positive
4378 OMP_CLAUSE_SAFELEN_EXPR.
4380 2016-09-07 David Malcolm <dmalcolm@redhat.com>
4382 * Makefile.in (OBJS): Add substring-locations.o.
4383 * langhooks-def.h (class substring_loc): New forward decl.
4384 (lhd_get_substring_location): New decl.
4385 (LANG_HOOKS_GET_SUBSTRING_LOCATION): New macro.
4386 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_GET_SUBSTRING_LOCATION.
4387 * langhooks.c (lhd_get_substring_location): New function.
4388 * langhooks.h (class substring_loc): New forward decl.
4389 (struct lang_hooks): Add field get_substring_location.
4390 * substring-locations.c: New file, taking definition of
4391 format_warning_va and format_warning_at_substring from
4392 c-family/c-format.c, making them non-static.
4393 * substring-locations.h (class substring_loc): Move class here
4394 from c-family/c-common.h. Add and rewrite comments.
4395 (format_warning_va): New decl.
4396 (format_warning_at_substring): New decl.
4397 (get_source_location_for_substring): Add comment.
4399 2016-09-07 Eric Gallager <egall@gwmail.gwu.edu>
4401 * config/i386/i386.c: Add 'U' suffix to processor feature bits
4402 to avoid -Wnarrowing warning.
4403 * config/i386/x86-tune.def: Likewise for DEF_TUNE selector bitmasks.
4404 * opts.c: Likewise for SANITIZER_OPT bitmasks.
4406 2016-09-07 Wilco Dijkstra <wdijkstr@arm.com>
4408 * config/aarch64/aarch64.c (aarch64_legitimize_address):
4409 Avoid use of base_offset if offset already in range.
4411 2016-09-07 Kaz Kojima <kkojima@gcc.gnu.org>
4413 * config/sh/sh-protos.h (struct sh_atomic_model,
4414 selected_atomic_model, TARGET_ATOMIC_ANY, TARGET_ATOMIC_STRICT,
4415 TARGET_ATOMIC_SOFT_GUSA, TARGET_ATOMIC_HARD_LLCS,
4416 TARGET_ATOMIC_SOFT_TCB, TARGET_ATOMIC_SOFT_IMASK): Move to...
4417 * config/sh/sh.h (struct sh_atomic_model,
4418 selected_atomic_model, TARGET_ATOMIC_ANY, TARGET_ATOMIC_STRICT,
4419 TARGET_ATOMIC_SOFT_GUSA, TARGET_ATOMIC_HARD_LLCS,
4420 TARGET_ATOMIC_SOFT_TCB, TARGET_ATOMIC_SOFT_IMASK): ...here.
4421 Guard with __cplusplus.
4423 2016-09-06 Jakub Jelinek <jakub@redhat.com>
4426 * config/i386/i386.c (ix86_expand_builtin): For builtin with
4427 unsupported or unknown ISA, use expand_call.
4429 2016-09-06 Martin Liska <mliska@suse.cz>
4431 PR gcov-profile/77378
4432 PR gcov-profile/77466
4433 * tree-profile.c (tree_profiling): Detect whether target can use
4434 -fprofile-update=atomic.
4436 2016-09-06 Richard Biener <rguenther@suse.de>
4438 PR tree-optimization/77479
4439 * tree-vrp.c (update_value_range): Extend overflow handling to
4442 2016-09-05 Jakub Jelinek <jakub@redhat.com>
4445 * config/i386/i386.md (isa): Add x64_avx512bw.
4446 (*zero_extendsidi2): For alternative 11 use x64_avx512bw isa.
4447 (kmov_isa): New mode attr.
4448 (zero_extend<mode>di2): Use <kmov_isa> isa for the last alternative.
4449 (*zero_extend<mode>si2): Likewise.
4450 (*zero_extendqihi2): Use avx512dq isa for the last alternative.
4452 2016-09-05 Gerald Pfeifer <gerald@pfeifer.com>
4454 * doc/invoke.texi (SPU Options): nops -> NOPs.
4455 (x86 Options): Ditto.
4457 2016-09-05 Jakub Jelinek <jakub@redhat.com>
4460 * toplev.c (process_options): Temporarily set input_location
4461 to UNKNOWN_LOCATION around targetm.target_option.override () call.
4463 2016-09-05 Uros Bizjak <ubizjak@gmail.com>
4465 PR rtl-optimization/77452
4466 * explow.c (plus_constant) <case MEM>: Extract scalar constant from
4467 inner-mode reference to a CONST_VECTOR constant in the constant pool.
4469 2016-09-05 Marek Polacek <polacek@redhat.com>
4472 * doc/invoke.texi: Update -Wlogical-not-parentheses documentation.
4474 2016-09-05 Jakub Jelinek <jakub@redhat.com>
4477 * gensupport.c (alter_output_for_subst_insn): Remove redundant
4478 *insn_out == '*' test. Don't copy unnecessary to yet another
4479 memory buffer, and don't leak it.
4481 PR rtl-optimization/77425
4482 * ipa-devirt.c (get_odr_type): Set val->id unconditionally.
4484 2016-09-03 Kirill Yukhin <kirill.yukhin@intel.com>
4486 * ubsan.c (ubsan_use_new_style_p): Fix check for empty string.
4488 2016-09-02 David Malcolm <dmalcolm@redhat.com>
4490 * common.opt (fdiagnostics-generate-patch): New option.
4491 * diagnostic.c: Include "edit-context.h".
4492 (diagnostic_initialize): Initialize context->edit_context_ptr.
4493 (diagnostic_finish): Delete context->edit_context_ptr.
4494 (diagnostic_report_diagnostic): Add fix-it hints from the
4495 diagnostic to context->edit_context_ptr, if any.
4496 * diagnostic.h (class edit_context): Add forward decl.
4497 (struct diagnostic_context): Add field "edit_context_ptr".
4498 * doc/invoke.texi (Diagnostic Message Formatting Options): Add
4499 -fdiagnostics-generate-patch.
4500 (-fdiagnostics-generate-patch): New item.
4501 * toplev.c: Include "edit-context.h".
4502 (process_options): Set global_dc->edit_context_ptr to a new
4503 edit_context if the options need one.
4504 (toplev::main): Handle -fdiagnostics-generate-patch by using
4505 global_dc->edit_context_ptr.
4507 2016-09-02 Jakub Jelinek <jakub@redhat.com>
4510 * gimplify.c (gimplify_adjust_omp_clauses_1): Diagnose implicit
4511 map and firstprivate clauses on target construct for _Atomic
4513 (gimplify_adjust_omp_clauses): Diagnose explicit firstprivate clauses
4514 on target construct for _Atomic qualified decls.
4515 * omp-low.c (use_pointer_for_field): Return true for _Atomic qualified
4517 * omp-simd-clone.c (simd_clone_clauses_extract): Warn and give up for
4518 _Atomic qualified arguments not mentioned in uniform clause.
4520 2016-09-02 David Malcolm <dmalcolm@redhat.com>
4522 * Makefile.in (OBJS-libcommon): Add edit-context.o.
4523 * diagnostic-color.c (color_dict): Add "diff-filename",
4524 "diff-hunk", "diff-delete", and "diff-insert".
4525 (parse_gcc_colors): Update default value of GCC_COLORS in comment
4526 to reflect above changes.
4527 * doc/invoke.texi (-fdiagnostics-color): Update description of
4528 default GCC_COLORS, and of the supported capabilities.
4529 * edit-context.c: New file.
4530 * edit-context.h: New file.
4531 * input.c (struct fcache): Add field "missing_trailing_newline".
4532 (diagnostics_file_cache_forcibly_evict_file): Initialize it to
4534 (add_file_to_cache_tab): Likewise.
4535 (fcache::fcache): Likewise.
4536 (get_next_line): Update c->missing_trailing_newline.
4537 (location_missing_trailing_newline): New function.
4538 * input.h (location_missing_trailing_newline): New decl.
4539 * selftest-run-tests.c (selftest::run_tests): Call
4540 edit_context_c_tests.
4541 * selftest.h (edit_context_c_tests): New decl.
4543 2016-09-02 Jakub Jelinek <jakub@redhat.com>
4544 Richard Biener <rguenth@suse.de>
4546 PR tree-optimization/77444
4547 * tree-ssa-loop-ivopts.c (cand_value_at): For pointers use sizetype
4548 as steptype, remove redundant initialization.
4550 2016-09-02 Jakub Jelinek <jakub@redhat.com>
4553 * sanopt.c: Include gimple-ssa.h, tree-phinodes.h and ssa-iterators.h.
4554 (sanopt_optimize_walker): Optimize away
4555 __asan_before_dynamic_init (...) followed by
4556 __asan_after_dynamic_init () without intervening memory loads/stores.
4557 * ipa-pure-const.c (special_builtin_state): Handle
4558 BUILT_IN_ASAN_BEFORE_DYNAMIC_INIT and
4559 BUILT_IN_ASAN_AFTER_DYNAMIC_INIT.
4561 2016-09-02 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
4563 * cfg.c (free_original_copy_tables): Replace second assignment of
4564 bb_copy = NULL by bb_original = NULL.
4566 2016-09-02 Jakub Jelinek <jakub@redhat.com>
4569 * config/i386/i386.c (ix86_expanded_args_builtin): Remove redundant
4570 assignment added in r216794.
4572 2016-09-02 David Malcolm <dmalcolm@redhat.com>
4574 * Makefile.in (OBJS): Add typed-splay-tree.o.
4575 * selftest-run-tests.c (selftest::run_tests): Call
4576 typed_splay_tree_c_tests.
4577 * selftest.h (typed_splay_tree_c_tests): New decl.
4578 * typed-splay-tree.c: New file.
4579 * typed-splay-tree.h (typed_splay_tree::foreach_fn): New typedef.
4580 (typed_splay_tree::max): New method.
4581 (typed_splay_tree::min): New method.
4582 (typed_splay_tree::foreach): New method.
4583 (typed_splay_tree::closure): New struct.
4584 (typed_splay_tree::inner_foreach_fn): New function.
4586 2016-09-02 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
4588 * ipa-cp.c (ipcp_store_bits_results): Change option name from
4589 -fipa-cp-bit to -fipa-bit-cp.
4591 2016-09-01 Martin Sebor <msebor@redhat.com>
4593 PR tree-optimization/71831
4594 * tree-object-size.h: Return bool instead of the size and add
4595 argument for the size.
4596 * tree-object-size.c (compute_object_offset): Update signature.
4597 (addr_object_size): Same.
4598 (compute_builtin_object_size): Return bool instead of the size
4599 and add argument for the size. Handle POINTER_PLUS_EXPR when
4600 optimization is disabled.
4601 (expr_object_size): Adjust.
4602 (plus_stmt_object_size): Adjust.
4603 (pass_object_sizes::execute): Adjust.
4604 * builtins.c (fold_builtin_object_size): Adjust.
4605 * doc/extend.texi (Object Size Checking): Update.
4606 * ubsan.c (instrument_object_size): Adjust.
4608 2016-09-01 Martin Sebor <msebor@redhat.com>
4610 * genmatch.c (parser::parse_expr): Increase buffer size to guarantee
4611 it fits the output of the formatted function regardless of its
4613 * gcc/genmodes.c (parser::parse_expr): Same.
4614 * gimplify.c (gimplify_asm_expr): Same.
4615 * passes.c (pass_manager::register_one_dump_file): Same.
4616 * print-tree.c (print_node): Same.
4618 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
4620 * config/rs6000/altivec.md: Use VSCR_REGNO instead of 110 throughout.
4622 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
4624 * config/rs6000/altivec.md: Use VRSAVE_REGNO instead of 109 throughout.
4626 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
4628 * config/rs6000/altivec.md: Use CR6_REGNO instead of 74 throughout.
4629 * config/rs6000/vector.md: Ditto.
4630 * config/rs6000/vsx.md: Ditto.
4632 2016-09-01 Eric Botcazou <ebotcazou@adacore.com>
4634 * ipa-inline-analysis.c (param_change_prob): Get to the base object
4637 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
4639 * config/rs6000/rs6000.md (*restore_gpregs_<mode>_r11,
4640 *restore_gpregs_<mode>_r12, *restore_gpregs_<mode>_r1,
4641 *return_and_restore_gpregs_<mode>_r11,
4642 *return_and_restore_gpregs_<mode>_r12,
4643 *return_and_restore_gpregs_<mode>_r1,
4644 *return_and_restore_fpregs_<mode>_r11,
4645 *return_and_restore_fpregs_<mode>_r12,
4646 *return_and_restore_fpregs_<mode>_r1): Use the hard register LR_REGNO
4647 directly instead of via the "l" constraint. Renumber operands.
4650 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
4652 * config/rs6000/altivec.md (*save_world, *save_vregs_<mode>_r11,
4653 save_vregs_<mode>_r12, *restore_vregs_<mode>_r11,
4654 *restore_vregs_<mode>_r12): Use LR_REGNO instead of 65.
4655 * config/rs6000/darwin.md (load_macho_picbase, load_macho_picbase_si,
4656 load_macho_picbase_di, *call_indirect_nonlocal_darwin64,
4657 *call_nonlocal_darwin64, *call_value_indirect_nonlocal_darwin64,
4658 *call_value_nonlocal_darwin64, reload_macho_picbase,
4659 reload_macho_picbase_si, reload_macho_picbase_di): Ditto.
4660 * config/rs6000/rs6000.h (RETURN_ADDR_IN_PREVIOUS_FRAME): Ditto.
4661 * config/rs6000/rs6000.md (*save_gpregs_<mode>_r11,
4662 *save_gpregs_<mode>_r12, *save_gpregs_<mode>_r1,
4663 *save_fpregs_<mode>_r11, *save_fpregs_<mode>_r12,
4664 *save_fpregs_<mode>_r1): Ditto.
4665 * config/rs6000/spe.md (*save_gpregs_spe, *restore_gpregs_spe,
4666 *return_and_restore_gpregs_spe): Ditto.
4668 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
4670 * config/rs6000/rs6000.md
4671 (define_insn "*return_and_restore_fpregs_aix_<mode>_r11"): Delete
4672 the use of the link register.
4673 (define_insn "*return_and_restore_fpregs_aix_<mode>_r1"): Ditto.
4675 2016-09-01 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4676 Michael Meissner <meissner@linux.vnet.ibm.com>
4679 * config/rs6000/rs6000.c (rs6000_legitimize_address): Avoid
4680 reg+reg addressing for TImode.
4681 (rs6000_legitimate_address_p): Only allow register indirect
4682 addressing for TImode, even without TARGET_QUAD_MEMORY.
4684 2016-09-01 Richard Biener <rguenther@suse.de>
4687 * tree-chrec.c (tree_fold_binomial): Use widest_int, properly
4688 check whether the result fits the desired result type.
4690 2016-09-01 Nathan Sidwell <nathan@acm.org>
4692 * config/nvptx/nvptx.md (cbranch<mode>4): Op 2 can be const.
4694 2016-09-01 Wilco Dijkstra <wdijkstr@arm.com>
4696 * config/aarch64/aarch64.c (aarch64_legitimize_address_displacement):
4698 (TARGET_LEGITIMIZE_ADDRESS_DISPLACEMENT): Define.
4700 2016-09-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4702 * config/aarch64/aarch64.md (*ands<mode>_compare0): New pattern.
4703 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Return CC_NZmode
4704 for comparisons of integer ZERO_EXTEND against zero.
4706 2016-09-01 Eric Botcazou <ebotcazou@adacore.com>
4708 * config/i386/i386.c (ix86_option_override_internal): Also disable the
4709 STV pass if -mstackrealign is enabled.
4711 2016-08-31 Ilya Verbin <iverbin@gmail.com>
4713 * config/i386/driver-i386.c (host_detect_local_cpu): Fix detection of
4716 2016-08-31 David Malcolm <dmalcolm@redhat.com>
4718 * diagnostic-show-locus.c (class layout): Add field m_fixit_hints.
4719 (layout_range::intersects_line_p): New method.
4720 (test_range_contains_point_for_single_point): Rename to...
4721 (test_layout_range_for_single_point): ...this, and add testing
4722 for layout_range::intersects_line_p.
4723 (test_range_contains_point_for_single_line): Rename to...
4724 (test_layout_range_for_single_line): ...this, and add testing
4725 for layout_range::intersects_line_p.
4726 (test_range_contains_point_for_multiple_lines): Rename to...
4727 (test_layout_range_for_multiple_lines): ...this, and add testing
4728 for layout_range::intersects_line_p.
4729 (layout::layout): Populate m_fixit_hints.
4730 (layout::get_expanded_location): Handle the case of a line-span
4732 (layout::validate_fixit_hint_p): New method.
4733 (get_line_span_for_fixit_hint): New function.
4734 (layout::calculate_line_spans): Add spans for fixit-hints.
4735 (layout::should_print_annotation_line_p): New method.
4736 (layout::print_any_fixits): Drop param "richloc", instead using
4737 validated fixits in m_fixit_hints. Add "const" to hint pointers.
4738 (diagnostic_show_locus): Avoid printing blank annotation lines.
4739 (selftest::test_diagnostic_context::test_diagnostic_context):
4740 Initialize show_column and start_span.
4741 (selftest::test_diagnostic_context::start_span_cb): New static
4743 (selftest::test_diagnostic_show_locus_fixit_lines): New function.
4744 (selftest::diagnostic_show_locus_c_tests): Update for function
4745 renamings. Call test_diagnostic_show_locus_fixit_lines.
4747 2016-08-31 Marc Glisse <marc.glisse@inria.fr>
4749 PR tree-optimization/73714
4750 * match.pd (a * (1 << b)): Revert change from 2016-05-23.
4752 2016-08-31 David Malcolm <dmalcolm@redhat.com>
4754 * selftest.c: Move "namespace selftest {" to top of file,
4755 removing explicit "selftest::" qualifiers throughout.
4757 2016-08-31 Marc Glisse <marc.glisse@inria.fr>
4759 * config/i386/avx512fintrin.h (__m512_u, __m512i_u, __m512d_u):
4761 (_mm512_loadu_pd, _mm512_storeu_pd, _mm512_loadu_ps,
4762 _mm512_storeu_ps, _mm512_loadu_si512, _mm512_storeu_si512):
4763 Replace builtin with vector extension.
4764 * config/i386/avxintrin.h (__m256_u, __m256i_u, __m256d_u):
4766 (_mm256_loadu_pd, _mm256_storeu_pd, _mm256_loadu_ps,
4767 _mm256_storeu_ps, _mm256_loadu_si256, _mm256_storeu_si256):
4768 Replace builtin with vector extension.
4769 * config/i386/emmintrin.h (__m128i_u, __m128d_u): New types.
4770 (_mm_loadu_pd, _mm_storeu_pd, _mm_loadu_si128, _mm_storeu_si128):
4771 Replace builtin with vector extension.
4772 * config/i386/xmmintrin.h (__m128_u): New type.
4773 (_mm_loadu_ps, _mm_storeu_ps): Replace builtin with vector extension.
4774 (_mm_load_ps, _mm_store_ps): Simplify.
4776 2016-08-31 Eric Botcazou <ebotcazou@adacore.com>
4778 * config/arm/arm.c (thumb1_size_rtx_costs) <SET>: Add missing guard.
4780 2016-08-30 David Malcolm <dmalcolm@redhat.com>
4782 * diagnostic-show-locus.c (colorizer::begin_state): Support more
4783 than 3 ranges per diagnostic by alternating between color 1 and
4785 (layout::layout): Replace use of rich_location::MAX_RANGES
4786 with richloc->get_num_locations ().
4787 (layout::calculate_line_spans): Replace use of
4788 rich_location::MAX_RANGES with m_layout_ranges.length ().
4789 (layout::print_annotation_line): Handle arbitrary numbers of
4790 ranges in caret-printing by defaulting to '^'.
4791 (selftest::test_one_liner_many_fixits): New function.
4792 (test_diagnostic_show_locus_one_liner): Call it.
4793 * diagnostic.c (diagnostic_initialize): Update for renaming
4794 of rich_location::MAX_RANGES to
4795 rich_location::STATICALLY_ALLOCATED_RANGES.
4796 * diagnostic.h (struct diagnostic_context): Likewise.
4798 2016-08-30 David Malcolm <dmalcolm@redhat.com>
4800 * selftest.c (selftest::named_temp_file::named_temp_file): New
4802 (selftest::temp_source_file::~temp_source_file): Move to...
4803 (selftest::named_temp_file::~named_temp_file): ...here.
4804 (selftest::test_named_temp_file): New function.
4805 (selftest::selftest_c_tests): Call test_named_temp_file.
4806 * selftest.h (class named_temp_file): New class.
4807 (class temp_source_file): Convert to a subclass of named_temp_file.
4809 2016-08-30 Segher Boessenkool <segher@kernel.crashing.org>
4811 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Do not emit
4812 USEs of LR_REGNO in returns and sibcalls.
4813 (rs6000_output_mi_thunk): Similar.
4814 (rs6000_sibcall_aix): Similar.
4815 * config/rs6000/rs6000.md (sibcall, sibcall_value, sibcall_local32,
4816 sibcall_local64, sibcall_value_local32, sibcall_value_local64,
4817 sibcall_nonlocal_sysv<mode>, sibcall_value_nonlocal_sysv<mode>):
4818 Remove the USE of LR_REGNO from the patterns as well. Delete an
4820 (return_internal_<mode>): Delete.
4822 2016-08-30 Tamar Christina <tamar.christina@arm.com>
4824 * gcc/config/aarch64/aarch64-simd.md
4825 (aarch64_ld2<mode>_dreg_le): New.
4826 (aarch64_ld2<mode>_dreg_be): New.
4827 (aarch64_ld2<mode>_dreg): Removed.
4828 (aarch64_ld3<mode>_dreg_le): New.
4829 (aarch64_ld3<mode>_dreg_be): New.
4830 (aarch64_ld3<mode>_dreg): Removed.
4831 (aarch64_ld4<mode>_dreg_le): New.
4832 (aarch64_ld4<mode>_dreg_be): New.
4833 (aarch64_ld4<mode>_dreg): Removed.
4834 (aarch64_ld<VSTRUCT:nregs><VDC:mode>): Wrapper around _le, _be.
4836 2016-08-30 David Malcolm <dmalcolm@redhat.com>
4838 * diagnostic-show-locus.c (test_one_liner_fixit_insert): Remove
4839 redundant location param.
4840 (test_one_liner_fixit_remove): Likewise.
4841 (test_one_liner_fixit_replace): Likewise.
4842 (test_one_liner_fixit_replace_equal_secondary_range): Likewise.
4843 * gcc-rich-location.c
4844 (gcc_rich_location::add_fixit_misspelled_id): Eliminate call to
4845 get_range_from_loc. Drop overload taking a const char *.
4846 * gcc-rich-location.h
4847 (gcc_rich_location::add_fixit_misspelled_id): Drop overload taking
4850 2016-08-30 Szabolcs Nagy <szabolcs.nagy@arm.com>
4852 * config/linux.c (linux_libc_has_function): Return true on musl.
4854 2016-08-30 Szabolcs Nagy <szabolcs.nagy@arm.com>
4856 * config.gcc (*-*-*musl*): Disable gnu-indirect-function.
4858 2016-08-30 Eric Botcazou <ebotcazou@adacore.com>
4860 * postreload-gcse.c (bb_has_well_behaved_predecessors): Tweak criterion
4861 used for abnormal egdes.
4863 2016-08-30 Jakub Jelinek <jakub@redhat.com>
4865 PR tree-optimization/72866
4866 * tree-vect-patterns.c (search_type_for_mask): Turn into
4867 a small wrapper, move all code to ...
4868 (search_type_for_mask_1): ... this new function. Add caching
4869 and adjust recursive calls.
4872 * dwarf2out.c (modified_type_die): Use lookup_type_die (type)
4873 instead of lookup_type_die (type_main_variant (type)) even for array
4877 * simplify-rtx.c (avoid_constant_pool_reference): For out of bounds
4878 constant pool reference return x instead of c.
4880 2016-08-29 Segher Boessenkool <segher@kernel.crashing.org>
4882 * config/rs6000/rs6000.h (CALL_REALLY_USED_REGISTERS): Do not
4885 2016-08-29 David Malcolm <dmalcolm@redhat.com>
4888 (selftest::test_make_location_nonpure_range_endpoints): Fix
4891 2016-08-29 David Malcolm <dmalcolm@redhat.com>
4893 * diagnostic-show-locus.c
4894 (selftest::test_one_liner_fixit_validation_adhoc_locations): New
4896 (selftest::test_diagnostic_show_locus_one_liner): Call it.
4897 * input.c (get_pure_location): Move to libcpp/line-map.c.
4898 * input.h (get_pure_location): Convert decl to an inline function
4899 calling implementation in libcpp.
4901 2016-08-29 Uros Bizjak <ubizjak@gmail.com>
4904 * config/i386/sse.md (vec_set_lo_<mode><mask_name>): Fix assembler
4905 template for intel asm dialect.
4906 (vec_set_hi_<mode><mask_name>): Ditto.
4908 2016-08-29 David Malcolm <dmalcolm@redhat.com>
4910 * selftest.h (selftest::fail): Add ATTRIBUTE_NORETURN.
4911 (selftest::fail_formatted): Likewise.
4913 2016-08-29 David Malcolm <dmalcolm@redhat.com>
4915 * input.c (make_location): Call get_start and get_finish
4916 on the endpoints to avoid storing packed ranges or ad-hoc
4918 (selftest::test_make_location_nonpure_range_endpoints): New function.
4919 (selftest::input_c_tests): Call it.
4920 * input.h (get_start): New inline function.
4922 2016-08-29 Tom de Vries <tom@codesourcery.com>
4925 * gimplify.c (gimplify_va_arg_expr): Replace first argument type error
4928 2016-08-29 Eric Botcazou <ebotcazou@adacore.com>
4930 * Makefile.in (gcov-iov.h): Add dummy recipe.
4932 2016-08-29 Nathan Sidwell <nathan@acm.org>
4934 * config/nvptx/nvptx.c: #include tree-vrp.h.
4936 2016-08-28 Eric Botcazou <ebotcazou@adacore.com>
4939 * config/sparc/sparc.c (sparc_legitimate_address_p): Accept special
4940 HIGH+LO construct during reload.
4942 2016-08-28 Tom de Vries <tom@codesourcery.com>
4945 * config/i386/i386.c (ix86_build_builtin_va_list_64): Tag type with
4946 'sysv_abi va_list' attribute.
4947 (ix86_build_builtin_va_list): Tag type with 'ms_abi va_list' attribute.
4948 (ix86_canonical_va_list_type): Handle 'sysv_abi/ms_abi va_list'
4951 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4953 * emit-rtl.h (struct rtl_data): Make stack_slot_list a vector.
4954 * emit-rtl.c (unshare_all_rtl_1): Adjust.
4955 (unshare_all_rtl_again): Likewise.
4956 * function.c (assign_stack_local_1): Likewise.
4957 (assign_stack_temp_for_type): Likewise.
4959 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4961 * cfgbuild.c (make_edges): Adjust.
4962 * cfgrtl.c (can_delete_label_p): Likewise.
4963 * dwarf2cfi.c (create_trace_edges): Likewise.
4964 * except.c (sjlj_emit_dispatch_table): Likewise.
4965 * function.h (struct expr_status): make x_forced_labels a vector.
4966 * jump.c (rebuild_jump_labels_1): Adjust.
4967 * reload1.c (set_initial_label_offsets): Likewise.
4968 * stmt.c (force_label_rtx): Likewise.
4969 (expand_label): Likewise.
4971 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4973 * haifa-sched.c (fix_recovery_deps): Make ready_list a vector.
4975 2016-08-27 Patrick Palka <ppalka@gcc.gnu.org>
4977 PR tree-optimization/71077
4978 PR tree-optimization/68542
4979 * fold-const.c (fold_relational_const): Fix folding of
4980 VECTOR_CST comparisons that have a scalar boolean result type.
4981 (selftest::test_vector_folding): New static function.
4982 (selftest::fold_const_c_tests): Call it.
4984 2016-08-27 Gerald Pfeifer <gerald@pfeifer.com>
4986 * doc/extend.texi (SPU Built-in Functions): Remove stale
4987 references to material formerly at IBM and Sony.
4989 2016-08-26 David Edelsohn <dje.gcc@gmail.com>
4992 * config/rs6000/xcoff.h (DWARF_OFFSET_SIZE): Define as PTR_SIZE.
4994 2016-08-26 David Malcolm <dmalcolm@redhat.com>
4996 * diagnostic-show-locus.c
4997 (selftest::test_fixit_consolidation): New function.
4998 (selftest::diagnostic_show_locus_c_tests): Call it.
4999 * gcc-rich-location.h (gcc_rich_location): Eliminate unused
5000 constructor based on source_range.
5002 2016-08-26 David Malcolm <dmalcolm@redhat.com>
5004 * diagnostic-color.c (color_dict): Add "fixit-insert" and
5006 (parse_gcc_colors): Update description of default GCC_COLORS.
5007 * diagnostic-show-locus.c (colorizer::set_fixit_hint): Delete.
5008 (colorizer::set_fixit_insert): New method.
5009 (colorizer::set_fixit_delete): New method.
5010 (colorizer::get_color_by_name): New method.
5011 (colorizer::STATE_FIXIT_INSERT): New constant.
5012 (colorizer::STATE_FIXIT_DELETE): New constant.
5013 (class colorizer): Drop "_cs" suffix from fields. Delete "_ce"
5014 fields in favor of new field "m_stop_color". Add fields
5015 "m_fixit_insert" and "m_fixit_delete".
5016 (colorizer::colorizer): Update for above changes. Replace
5017 colorize_start calls with calls to get_color_by_name.
5018 (colorizer::begin_state): Handle STATE_FIXIT_INSERT and
5019 STATE_FIXIT_DELETE. Update for field renamings.
5020 (colorizer::finish_state): Simplify by using m_stop_color,
5021 rather than multiple identical "*_ce" fields.
5022 (colorizer::get_color_by_name): New method.
5023 (layout::print_any_fixits): Print insertions and replacements
5024 using the "fixit-insert" color, and deletions using the
5025 "fixit-delete" color.
5026 * doc/invoke.texi (-fdiagnostics-color): Update description of
5027 default GCC_COLORS, and of the supported capabilities.
5029 2016-08-26 Max Filippov <jcmvbkbc@gmail.com>
5031 * config/xtensa/xtensa.c (xtensa_expand_prologue): Update
5032 current_function_static_stack_size variable with the static
5033 stack frame size of the current function when
5034 flag_stack_usage_info is enabled.
5036 2016-08-26 Nathan Sidwell <nathan@acm.org>
5038 * ipa-inline-analysis.c (inline_write_summary): Remove unnecessary
5039 assignment inside if condition.
5041 2016-08-26 Richard Biener <rguenther@suse.de>
5043 PR tree-optimization/69047
5044 * tree-ssa.c (maybe_rewrite_mem_ref_base): Handle general bitfield
5045 extracts similar to what FRE does.
5046 (non_rewritable_mem_ref_base): Likewise.
5048 2016-08-26 Joseph Myers <joseph@codesourcery.com>
5050 * config/i386/i386.c (ix86_libgcc_floating_mode_supported_p)
5051 (TARGET_LIBGCC_FLOATING_MODE_SUPPORTED_P): Remove.
5052 * config/i386/i386elf.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
5053 * config/i386/lynx.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
5054 * config/i386/netbsd-elf.h (IX86_MAYBE_NO_LIBGCC_TFMODE):
5056 * config/i386/netbsd64.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
5057 * config/i386/nto.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
5058 * config/i386/openbsd.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
5059 * config/i386/rtemself.h (IX86_NO_LIBGCC_TFMODE): Likewise.
5060 * config/i386/vxworks.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
5062 2016-08-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5065 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_muld): Reduce
5066 reservation duration to 15 cycles.
5067 (cortex_a8_vfp_macs): Likewise.
5068 (cortex_a8_vfp_macd): Likewise.
5069 (cortex_a8_vfp_divs): Likewise.
5070 (cortex_a8_vfp_divd): Likewise.
5072 2016-08-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5074 * config/arm/arm.c (arm_sets_movw_movt_fusible_p): New function.
5075 (aarch_macro_fusion_pair_p): Use above to avoid early return.
5077 2016-08-26 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
5078 Martin Jambhor <mjambor@suse.cz>
5080 * common.opt: New option -fipa-bit-cp.
5081 * doc/invoke.texi: Document -fipa-bit-cp.
5082 * opts.c (default_options_table): Add entry for -fipa-bit-cp.
5083 (enable_fdo_optimizations): Check for flag_ipa_bit_cp.
5084 * tree-ssa-ccp.h: New header file.
5085 * tree-ssa-ccp.c: Include tree-ssa-ccp.h
5086 (bit_value_binop_1): Change to bit_value_binop_1 and export it.
5087 Replace all occurences of tree parameter by two new params: signop, int.
5088 (bit_value_unop_1): Change to bit_value_unop and export it.
5089 Replace all occurences of tree parameter by two new params: signop,
5091 (bit_value_binop): Change call from bit_value_binop_1 to
5093 (bit_value_assume_aligned): Likewise.
5094 (bit_value_unop): Change call from bit_value_unop_1 to bit_value_unop.
5095 (do_ssa_ccp): Pass nonzero_p || flag_ipa_cp_bit instead of nonzero_p
5097 (ccp_finalize): Skip processing if val->mask == 0.
5098 * ipa-cp.c: Include tree-ssa-ccp.h
5099 (ipcp_bits_lattice): New class.
5100 (ipcp_param_lattice (bits_lattice): New member.
5101 (print_all_lattices): Call ipcp_bits_lattice::print.
5102 (set_all_contains_variable): Call ipcp_bits_lattice::set_to_bottom.
5103 (initialize_node_lattices): Likewise.
5104 (propagate_bits_accross_jump_function): New function.
5105 (propagate_constants_accross_call): Call
5106 propagate_bits_accross_jump_function.
5107 (ipcp_propagate_stage): Store parameter types when in_lto_p is true.
5108 (ipcp_store_bits_results): New function.
5109 (ipcp_driver): Call ipcp_store_bits_results.
5110 * ipa-prop.h (ipa_bits): New struct.
5111 (ipa_jump_func): Add new member bits of type ipa_bits.
5112 (ipa_param_descriptor): Change decl to decl_or_type.
5113 (ipa_get_param): Change decl to decl_or_type and assert on
5115 (ipa_get_type): New function.
5116 (ipcp_transformation_summary): New member bits.
5117 * ipa-prop.c (ipa_get_param_decl_index_1): s/decl/decl_or_type.
5118 (ipa_populate_param_decls): Likewise.
5119 (ipa_dump_param): Likewise.
5120 (ipa_print_node_jump_functions_for_edge): Pretty-print ipa_bits jump
5122 (ipa_set_jf_unknown): Set ipa_bits::known to false.
5123 (ipa_compute_jump_functions_for_edge): Compute jump function for bits
5125 (ipa_node_params_t::duplicate): Copy src->bits into dst->bits.
5126 (ipa_write_jump_function): Add streaming for ipa_bits.
5127 (ipa_read_jump_function): Add support for reading streamed ipa_bits.
5128 (write_ipcp_transformation_info): Add streaming for ipa_bits
5130 (read_ipcp_transfomration_info): Add support for reading streamed
5132 (ipcp_update_bits): New function.
5133 (ipcp_transform_function): Call ipcp_update_bits.
5135 2016-08-25 Szabolcs Nagy <szabolcs.nagy@arm.com>
5137 * config/mips/linux.h (MUSL_DYNAMIC_LINKER32): Update.
5138 (MUSL_DYNAMIC_LINKER64, MUSL_DYNAMIC_LINKERN32): Update.
5140 2016-08-25 David Edelsohn <dje.gcc@gmail.com>
5142 * multiple_target.c (pass_data_dispatcher_calls): Fix typo.
5144 2016-08-25 Richard Biener <rguenther@suse.de>
5146 * dwarf2out.c (gen_remaining_tmpl_value_param_die_attributes):
5147 Only add locations in late dwarf.
5148 (gen_scheduled_generic_parms_dies): Do not set early dwarf here.
5149 (dwarf2out_early_finish): But do it here.
5151 2016-08-24 Michael Collison <michael.collison@linaro.org>
5152 Michael Collison <michael.collison@arm.com>
5154 * config/arm/arm-modes.def: Add new condition code mode CC_V
5155 to represent the overflow bit.
5156 * config/arm/arm.c (maybe_get_arm_condition_code):
5157 Add support for CC_Vmode.
5158 (arm_gen_unlikely_cbranch): New function to generate common
5159 rtl conditional branches for overflow patterns.
5160 * config/arm/arm-protos.h: Add prototype for
5161 arm_gen_unlikely_cbranch.
5162 * config/arm/arm.md (addv<mode>4, add<mode>3_compareV,
5163 addsi3_compareV_upper): New patterns to support signed
5164 builtin overflow add operations.
5165 (uaddv<mode>4, add<mode>3_compareC, addsi3_compareV_upper):
5166 New patterns to support unsigned builtin add overflow operations.
5167 (subv<mode>4, sub<mode>3_compare1): New patterns to support signed
5168 builtin overflow subtract operations,
5169 (usubv<mode>4): New patterns to support unsigned builtin subtract
5170 overflow operations.
5171 (negvsi3, negvdi3, negdi2_compare, negsi2_carryin_compare): New patterns
5172 to support builtin overflow negate operations.
5174 2016-08-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5177 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
5179 * explow.c (get_dynamic_stack_size): Take known alignment of stack
5180 pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
5183 2016-08-24 Thomas Preud'homme <thomas.preudhomme@arm.com>
5185 * doc/fragments.texi (MULTILIB_REUSE): Mention that only options in
5186 MULTILIB_OPTIONS should be used. Small wording fixes.
5187 * genmultilib: Memorize set of all option combinations in
5188 combination_space. Detect if RHS of MULTILIB_REUSE uses an option not
5189 found in MULTILIB_OPTIONS by checking if option set is listed in
5190 combination_space. Output new and existing error message to stderr.
5192 2016-08-24 Thomas Preud'homme <thomas.preudhomme@arm.com>
5194 * config/arm/t-aprofile (MULTILIB_MATCHES): Add mapping for
5195 -mcpu=cortex-a7, -mfpu=neon-fp16, -mfpu=fpv5-d16 and -mfpu=fp-armv8.
5196 Fix typo in -mfpu=vfpv3-d16-fp16 mapping.
5197 (MULTILIB_REUSE): Remove reuse rules for option set including
5198 -mfpu=fp-armv8 and -mfpu=vfpv4
5200 2016-08-24 Sebastian Huber <sebastian.huber@embedded-brains.de>
5202 * config/arm/t-rtems: Add vfp multilib.
5204 2016-08-23 Ian Lance Taylor <iant@golang.org>
5206 * config/s390/s390.c (s390_asm_file_start): Call
5209 2016-08-23 Michael Meissner <meissner@linux.vnet.ibm.com>
5211 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Set
5212 initialization of all 0's to the 0 constant, instead of directly
5213 generating XOR. Add support for V4SImode vector initialization on
5214 64-bit systems with direct move, and rework the ISA 3.0 V4SImode
5215 initialization. Change variables used in V4SFmode vector
5216 intialization. For V4SFmode vector splat on ISA 3.0, make sure
5217 any memory addresses are in index form. Add support for using
5218 VSPLTH/VSPLTB to initialize vector short and vector char vectors
5219 with all of the same element.
5220 (regno_or_subregno): New helper function to return a register
5221 number for either REG or SUBREG.
5222 (rs6000_adjust_vec_address): Do not generate ADDI <reg>,R0,<num>.
5223 Use regno_or_subregno where possible.
5224 (rs6000_split_v4si_init_di_reg): New helper function to build up a
5225 DImode value from two SImode values in order to generate V4SImode
5226 vector initialization on 64-bit systems with direct move.
5227 (rs6000_split_v4si_init): Split up the insns for a V4SImode vector
5229 (rtx_is_swappable_p): V4SImode vector initialization insn is not
5231 * config/rs6000/rs6000-protos.h (rs6000_split_v4si_init): Add
5233 * config/rs6000/vsx.md (VSX_SPLAT_I): New mode iterators and
5234 attributes to initialize V8HImode and V16QImode vectors with the
5236 (VSX_SPLAT_COUNT): Likewise.
5237 (VSX_SPLAT_SUFFIX): Likewise.
5238 (UNSPEC_VSX_VEC_INIT): New unspec.
5239 (vsx_concat_v2sf): Eliminate using 'preferred' register classes.
5240 Allow SFmode values to come from Altivec registers.
5241 (vsx_init_v4si): New insn/split for V4SImode vector initialization
5242 on 64-bit systems with direct move.
5243 (vsx_splat_<mode>, VSX_W iterator): Rework V4SImode and V4SFmode
5244 vector initializations, to allow V4SImode vector initializations
5245 on 64-bit systems with direct move.
5246 (vsx_splat_v4si): Likewise.
5247 (vsx_splat_v4si_di): Likewise.
5248 (vsx_splat_v4sf): Likewise.
5249 (vsx_splat_v4sf_internal): Likewise.
5250 (vsx_xxspltw_<mode>, VSX_W iterator): Eliminate using 'preferred'
5252 (vsx_xxspltw_<mode>_direct, VSX_W iterator): Likewise.
5253 (vsx_vsplt<VSX_SPLAT_SUFFIX>_di): New insns to support
5254 initializing V8HImode and V16QImode vectors with the same
5256 * config/rs6000/rs6000.h (TARGET_DIRECT_MOVE_64BIT): Disallow
5257 optimization if -maltivec=be.
5259 2016-08-23 Christophe Lyon <christophe.lyon@linaro.org>
5261 * config/arm/arm.md (arm_movqi_insn): Swap predicable_short_it
5262 attribute for alternatives 3 and 4.
5264 2016-08-23 David Malcolm <dmalcolm@redhat.com>
5266 * selftest.c (selftest::assert_str_contains): New function.
5267 (selftest::test_assertions): Verify ASSERT_STR_CONTAINS.
5268 * selftest.h (selftest::assert_str_contains): New decl.
5269 (ASSERT_STR_CONTAINS): New macro.
5271 2016-08-23 Richard Biener <rguenther@suse.de>
5273 PR tree-optimization/77286
5274 * tree-vect-loop.c (vect_analyze_loop_form_1): Do not modify
5276 (vect_transform_loop): Split exit edges of loop and scalar
5277 loop if required and at the appropriate time.
5279 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
5281 * explow.c (get_dynamic_stack_size): Take known alignment of stack
5282 pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
5284 Correct a typo in a comment.
5286 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
5288 * config/s390/s390.md ("*andc_split"): New splitter for and with
5291 2016-08-23 Richard Biener <rguenther@suse.de>
5293 PR tree-optimization/27336
5294 * tree-vrp.c (infer_value_range): Handle stmts that can throw
5295 by looking for a non-EH edge.
5296 (process_assert_insertions_for): Likewise.
5298 2016-08-23 Richard Biener <rguenther@suse.de>
5301 * statistics.c (statistics_counter_event): Robustify against
5304 2016-08-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
5306 * config/i386/i386.c (processor_alias_table): Enable PTA_PRFCHW
5307 for targets amdfam10 and barcelona.
5309 2016-08-22 Uros Bizjak <ubizjak@gmail.com>
5311 * config/i386/i386.md (*zero_extendsidi2): Add (*r,*k) alternative.
5312 (zero_extend<mode>di2): Ditto.
5313 (*zero_extend<mode>si2): Ditto.
5314 (*zero_extendqihi2): Ditto.
5316 2016-08-22 Joseph Myers <joseph@codesourcery.com>
5319 * builtins.c (fold_builtin_classify): Use builtin_decl_explicit
5320 (BUILT_IN_SIGNBIT) to expand __builtin_isinf_sign.
5322 2016-08-22 Patrick Palka <ppalka@gcc.gnu.org>
5324 * print-tree.c (print_node) [VECTOR_CST]: Coalesce the output of
5325 identical consecutive elements.
5326 [SSA_NAME]: Print the name's def stmt on its own line. When printing
5327 the node's def stmt, avoid printing an unwanted trailing newline by
5328 replacing the call to print_gimple_stmt() with its inlined body and
5329 adjusting it to not set pp_needs_newline and to call pp_flush()
5330 instead of pp_newline_and_flush().
5332 2016-08-22 Joseph Myers <joseph@codesourcery.com>
5334 * tree.h (CASE_FLT_FN_FLOATN_NX, float16_type_node)
5335 (float32_type_node, float64_type_node, float32x_type_node)
5336 (float128x_type_node): New macros.
5337 * builtin-types.def (BT_FLOAT16, BT_FLOAT32, BT_FLOAT64)
5338 (BT_FLOAT128, BT_FLOAT32X, BT_FLOAT64X, BT_FLOAT128X)
5339 (BT_FN_FLOAT16, BT_FN_FLOAT32, BT_FN_FLOAT64, BT_FN_FLOAT128)
5340 (BT_FN_FLOAT32X, BT_FN_FLOAT64X, BT_FN_FLOAT128X)
5341 (BT_FN_FLOAT16_FLOAT16, BT_FN_FLOAT32_FLOAT32)
5342 (BT_FN_FLOAT64_FLOAT64, BT_FN_FLOAT128_FLOAT128)
5343 (BT_FN_FLOAT32X_FLOAT32X, BT_FN_FLOAT64X_FLOAT64X)
5344 (BT_FN_FLOAT128X_FLOAT128X, BT_FN_FLOAT16_CONST_STRING)
5345 (BT_FN_FLOAT32_CONST_STRING, BT_FN_FLOAT64_CONST_STRING)
5346 (BT_FN_FLOAT128_CONST_STRING, BT_FN_FLOAT32X_CONST_STRING)
5347 (BT_FN_FLOAT64X_CONST_STRING, BT_FN_FLOAT128X_CONST_STRING)
5348 (BT_FN_FLOAT16_FLOAT16_FLOAT16, BT_FN_FLOAT32_FLOAT32_FLOAT32)
5349 (BT_FN_FLOAT64_FLOAT64_FLOAT64, BT_FN_FLOAT128_FLOAT128_FLOAT128)
5350 (BT_FN_FLOAT32X_FLOAT32X_FLOAT32X)
5351 (BT_FN_FLOAT64X_FLOAT64X_FLOAT64X)
5352 (BT_FN_FLOAT128X_FLOAT128X_FLOAT128X): New type definitions.
5353 * builtins.def (DEF_GCC_FLOATN_NX_BUILTINS): New macro.
5354 (copysign, fabs, huge_val, inf, nan, nans): Use it.
5355 * builtins.c (expand_builtin): Use CASE_FLT_FN_FLOATN_NX for fabs
5357 (fold_builtin_0): Use CASE_FLT_FN_FLOATN_NX for inf and huge_val.
5358 (fold_builtin_1): Use CASE_FLT_FN_FLOATN_NX for fabs.
5359 * doc/extend.texi (Other Builtins): Document these built-in
5361 * fold-const-call.c (fold_const_call): Use CASE_FLT_FN_FLOATN_NX
5364 2016-08-22 Gerald Pfeifer <gerald@pfeifer.com>
5366 * doc/install.texi (Binaries): www.opencsw.org now uses https.
5368 2016-08-22 Richard Biener <rguenther@suse.de>
5370 * tree-ssa-forwprop.c (pass_forwprop::execute): Use RPO order.
5372 2016-08-21 Uros Bizjak <ubizjak@gmail.com>
5375 * config/i386/i386.md (prefetch): When TARGET_PRFCHW or
5376 TARGET_PREFETCHWT1 are disabled, emit 3dNOW! write prefetches for
5377 non-SSE2 athlons only, otherwise prefer SSE prefetches.
5379 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
5381 * tree-vrp.c (vrp_visit_assignment_or_call): Changed to Return VR.
5382 (vrp_visit_cond_stmt): Just sets TAKEN_EDGE_P.
5383 (vrp_visit_switch_stmt): Likewise.
5384 (extract_range_from_stmt): Factored out from vrp_visit_stmt.
5385 (extract_range_from_phi_node): Factored out from vrp_visit_phi_stmt.
5386 (vrp_visit_stmt): Use extract_range_from_stmt.
5387 (vrp_visit_phi_node): Use extract_range_from_phi_node.
5389 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
5391 * Makefile.in: Add tree-vrp.h to GTFILES.
5392 * gengtype.c (open_base_files): Add tree-vrp.h.
5393 * asan.c: Add tree-vrp.h which now has the definition value_range_type.
5394 * builtins.c: Likewise.
5395 * fold-const.c: Likewise.
5396 * gimple-builder.c: Likewise.
5397 * gimple-laddress.c: Likewise.
5398 * hsa-gen.c: Likewise.
5399 * internal-fn.c: Likewise.
5401 * targhooks.c: Liewise,
5402 * tree-ssa-address.c: Likewise.
5403 * tree-ssanames.h (value_range_type: Move to tree-vrp.h.
5404 * tree-vrp.c (struct value_range): Move to tree-vrp.h
5405 * tree-vrp.h: New file.
5407 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
5409 PR tree-optimization/61839
5410 * tree-vrp.c (two_valued_val_range_p): New.
5411 (simplify_stmt_using_ranges): Convert CST BINOP VAR where VAR is
5412 two-valued to VAR == VAL1 ? (CST BINOP VAL1) : (CST BINOP VAL2).
5413 Also Convert VAR BINOP CST where VAR is two-valued to
5414 VAR == VAL1 ? (VAL1 BINOP CST) : (VAL2 BINOP CST).
5416 2016-08-19 David Malcolm <dmalcolm@redhat.com>
5418 * diagnostic-show-locus.c
5419 (layout::annotation_line_showed_range_p): New method.
5420 (layout::print_any_fixits): Remove case fixit_hint::REMOVE.
5421 Reimplement case fixit_hint::REPLACE to cover removals, and
5422 replacements where the range of the replacement isn't one
5423 of the ranges in the rich_location.
5424 (test_one_liner_fixit_replace): Likewise.
5425 (selftest::test_one_liner_fixit_replace_non_equal_range): New
5427 (selftest::test_one_liner_fixit_replace_equal_secondary_range):
5429 (selftest::test_diagnostic_show_locus_one_liner): Call the new
5431 * diagnostic.c (print_parseable_fixits): Remove case
5434 2016-08-19 Uros Bizjak <ubizjak@gmail.com>
5437 * config/i386/i386.c (ix86_option_override_internal): Remove
5438 PTA_PRFCHW from entries that also have PTA_3DNOW flag.
5439 Enable SSE prefetch also for TARGET_PREFETCHWT1.
5440 Do not try to enable TARGET_PRFCHW ISA flag here.
5441 * config/i386/i386.md (prefetch): Enable also for TARGET_3DNOW.
5442 Rewrite expander function body.
5443 (*prefetch_3dnow): Enable for TARGET_3DNOW and TARGET_PREFETCHWT1.
5445 2016-08-19 Joseph Myers <joseph@codesourcery.com>
5448 * tree-core.h (TI_COMPLEX_FLOAT16_TYPE)
5449 (TI_COMPLEX_FLOATN_NX_TYPE_FIRST, TI_COMPLEX_FLOAT32_TYPE)
5450 (TI_COMPLEX_FLOAT64_TYPE, TI_COMPLEX_FLOAT128_TYPE)
5451 (TI_COMPLEX_FLOAT32X_TYPE, TI_COMPLEX_FLOAT64X_TYPE)
5452 (TI_COMPLEX_FLOAT128X_TYPE, TI_FLOAT16_TYPE, TI_FLOATN_TYPE_FIRST)
5453 (TI_FLOATN_NX_TYPE_FIRST, TI_FLOAT32_TYPE, TI_FLOAT64_TYPE)
5454 (TI_FLOAT128_TYPE, TI_FLOATN_TYPE_LAST, TI_FLOAT32X_TYPE)
5455 (TI_FLOATNX_TYPE_FIRST, TI_FLOAT64X_TYPE, TI_FLOAT128X_TYPE)
5456 (TI_FLOATNX_TYPE_LAST, TI_FLOATN_NX_TYPE_LAST): New enum
5458 (NUM_FLOATN_TYPES, NUM_FLOATNX_TYPES, NUM_FLOATN_NX_TYPES): New
5460 (struct floatn_type_info): New structure type.
5461 (floatn_nx_types): New variable declaration.
5462 * tree.h (FLOATN_TYPE_NODE, FLOATN_NX_TYPE_NODE)
5463 (FLOATNX_TYPE_NODE, float128_type_node, float64x_type_node)
5464 (COMPLEX_FLOATN_NX_TYPE_NODE): New macros.
5465 * tree.c (floatn_nx_types): New variable.
5466 (build_common_tree_nodes): Initialize _FloatN, _FloatNx and
5467 corresponding complex types.
5468 * target.def (floatn_mode): New hook.
5469 * targhooks.c: Include "real.h".
5470 (default_floatn_mode): New function.
5471 * targhooks.h (default_floatn_mode): New prototype.
5472 * doc/extend.texi (Floating Types): Document _FloatN and _FloatNx
5474 * doc/sourcebuild.texi (float@var{n}, float@var{n}x): Document new
5475 effective-target and dg-add-options keywords.
5476 (float@var{n}_runtime, float@var{n}x_runtime, floatn_nx_runtime):
5477 Document new effective-target keywords.
5478 * doc/tm.texi.in (TARGET_FLOATN_MODE): New @hook.
5479 * doc/tm.texi: Regenerate.
5480 * ginclude/float.h (LDBL_DECIMAL_DIG): Define to
5481 __LDBL_DECIMAL_DIG__, not __DECIMAL_DIG__.
5482 [__STDC_WANT_IEC_60559_TYPES_EXT__]: Define macros from TS
5484 * real.h (struct real_format): Add field ieee_bits.
5485 * real.c (ieee_single_format, mips_single_format)
5486 (motorola_single_format, spu_single_format, ieee_double_format)
5487 (mips_double_format, motorola_double_format)
5488 (ieee_extended_motorola_format, ieee_extended_intel_96_format)
5489 (ieee_extended_intel_128_format)
5490 (ieee_extended_intel_96_round_53_format, ibm_extended_format)
5491 (mips_extended_format, ieee_quad_format, mips_quad_format)
5492 (vax_f_format, vax_d_format, vax_g_format, decimal_single_format)
5493 (decimal_double_format, decimal_quad_format, ieee_half_format)
5494 (arm_half_format, real_internal_format: Initialize ieee_bits
5496 * config/i386/i386.c (ix86_init_builtin_types): Do not initialize
5497 float128_type_node. Set float80_type_node to float64x_type_node
5498 if appropriate and long_double_type_node not appropriate.
5499 * config/ia64/ia64.c (ia64_init_builtins): Likewise.
5500 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format):
5501 Initialize ieee_bits field.
5502 * config/rs6000/rs6000.c (TARGET_FLOATN_MODE): New macro.
5503 (rs6000_init_builtins): Set ieee128_float_type_node to
5505 (rs6000_floatn_mode): New function.
5507 2016-08-19 Jakub Jelinek <jakub@redhat.com>
5509 * config/i386/rdseedintrin.h (_rdseed16_step, _rdseed32_step,
5510 _rdseed64_step): Uglify argument names and/or local variable names
5511 in inline functions.
5512 * config/i386/rtmintrin.h (_xabort): Likewise.
5513 * config/i386/avx512vlintrin.h (_mm256_ternarylogic_epi64,
5514 _mm256_mask_ternarylogic_epi64, _mm256_maskz_ternarylogic_epi64,
5515 _mm256_ternarylogic_epi32, _mm256_mask_ternarylogic_epi32,
5516 _mm256_maskz_ternarylogic_epi32, _mm_ternarylogic_epi64,
5517 _mm_mask_ternarylogic_epi64, _mm_maskz_ternarylogic_epi64,
5518 _mm_ternarylogic_epi32, _mm_mask_ternarylogic_epi32,
5519 _mm_maskz_ternarylogic_epi32): Likewise.
5520 * config/i386/lwpintrin.h (__llwpcb, __lwpval32, __lwpval64,
5521 __lwpins32, __lwpins64): Likewise.
5522 * config/i386/avx2intrin.h (_mm_i32gather_pd, _mm_mask_i32gather_pd,
5523 _mm256_i32gather_pd, _mm256_mask_i32gather_pd, _mm_i64gather_pd,
5524 _mm_mask_i64gather_pd, _mm256_i64gather_pd, _mm256_mask_i64gather_pd,
5525 _mm_i32gather_ps, _mm_mask_i32gather_ps, _mm256_i32gather_ps,
5526 _mm256_mask_i32gather_ps, _mm_i64gather_ps, _mm_mask_i64gather_ps,
5527 _mm256_i64gather_ps, _mm256_mask_i64gather_ps, _mm_i32gather_epi64,
5528 _mm_mask_i32gather_epi64, _mm256_i32gather_epi64,
5529 _mm256_mask_i32gather_epi64, _mm_i64gather_epi64,
5530 _mm_mask_i64gather_epi64, _mm256_i64gather_epi64,
5531 _mm256_mask_i64gather_epi64, _mm_i32gather_epi32,
5532 _mm_mask_i32gather_epi32, _mm256_i32gather_epi32,
5533 _mm256_mask_i32gather_epi32, _mm_i64gather_epi32,
5534 _mm_mask_i64gather_epi32, _mm256_i64gather_epi32,
5535 _mm256_mask_i64gather_epi32): Likewise.
5536 * config/i386/pmm_malloc.h (_mm_malloc, _mm_free): Likewise.
5537 * config/i386/ia32intrin.h (__writeeflags): Likewise.
5538 * config/i386/pkuintrin.h (_wrpkru): Likewise.
5539 * config/i386/avx512pfintrin.h (_mm512_mask_prefetch_i32gather_pd,
5540 _mm512_mask_prefetch_i32gather_ps, _mm512_mask_prefetch_i64gather_pd,
5541 _mm512_mask_prefetch_i64gather_ps, _mm512_prefetch_i32scatter_pd,
5542 _mm512_prefetch_i32scatter_ps, _mm512_mask_prefetch_i32scatter_pd,
5543 _mm512_mask_prefetch_i32scatter_ps, _mm512_prefetch_i64scatter_pd,
5544 _mm512_prefetch_i64scatter_ps, _mm512_mask_prefetch_i64scatter_pd,
5545 _mm512_mask_prefetch_i64scatter_ps): Likewise.
5546 * config/i386/gmm_malloc.h (_mm_malloc, _mm_free): Likewise.
5547 * config/i386/avx512fintrin.h (_mm512_ternarylogic_epi64,
5548 _mm512_mask_ternarylogic_epi64, _mm512_maskz_ternarylogic_epi64,
5549 _mm512_ternarylogic_epi32, _mm512_mask_ternarylogic_epi32,
5550 _mm512_maskz_ternarylogic_epi32, _mm512_i32gather_ps,
5551 _mm512_mask_i32gather_ps, _mm512_i32gather_pd, _mm512_i64gather_ps,
5552 _mm512_i64gather_pd, _mm512_i32gather_epi32, _mm512_i32gather_epi64,
5553 _mm512_i64gather_epi32, _mm512_i64gather_epi64): Likewise.
5555 * config/i386/fxsrintrin.h (_fxsave): Remove return keyword in inlines
5557 (_fxrstor, _fxsave64, _fxrstor64): Likewise.
5558 * config/i386/xsaveintrin.h (_xsave, _xrstor, _xsave64, _xrstor64):
5560 * config/i386/xsaveoptintrin.h (_xsaveopt, _xsaveopt64): Likewise.
5561 * config/i386/pkuintrin.h (_wrpkru): Likewise. Add space after
5563 (_rdpkru_u32): Add space after function name.
5565 * config/i386/t-i386 (i386-c.o): Don't depend on
5566 i386-builtin-types.inc.
5567 (i386.o): Depend on i386-builtin-types.inc.
5569 2016-08-19 Matthew Wahab <matthew.wahab@arm.com>
5572 * config/arm/arm.c (neon_valid_immediate): Delete declaration.
5573 Use const_vec_duplicate to check for duplicated elements.
5575 2016-08-19 Richard Biener <rguenther@suse.de>
5577 PR tree-optimization/77290
5578 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
5579 Fix flag_tree_parallelize_loops check.
5581 2016-08-19 Richard Biener <rguenther@suse.de>
5583 * match.pd (x | 0 -> x): Add.
5585 2016-08-19 Richard Biener <rguenther@suse.de>
5587 PR tree-optimization/77286
5588 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
5589 Deal with virtual PHIs being out-of-order.
5591 2016-08-18 David Malcolm <dmalcolm@redhat.com>
5593 * doc/invoke.texi (fverbose-asm): Note that source code lines
5594 are emitted, and provide an example.
5595 * final.c (asm_show_source): New function.
5596 (final_scan_insn): Call asm_show_source.
5598 2016-08-18 David Malcolm <dmalcolm@redhat.com>
5600 * diagnostic-show-locus.c (colorizer::colorizer): Replace diagnostic
5601 param with diagnostic_kind.
5602 (class colorizer): Similarly replace field m_diagnostic with
5604 (colorizer::colorizer): Replace diagnostic
5605 param with diagnostic_kind.
5606 (colorizer::begin_state): Update for above field change.
5607 (layout::layout): Replace diagnostic param with rich_location *
5608 and diagnostic_kind.
5609 (diagnostic_show_locus): Replace diagnostic param with richloc
5610 and diagnostic_kind.
5611 (class selftest::test_diagnostic_context): New class.
5612 (selftest::test_diagnostic_show_locus_unknown_location): New
5614 (selftest::test_one_liner_simple_caret): New function.
5615 (selftest::test_one_liner_caret_and_range): New function.
5616 (selftest::test_one_liner_multiple_carets_and_ranges): New
5618 (selftest::test_one_liner_fixit_remove): New function.
5619 (selftest::test_one_liner_fixit_replace): New function.
5620 (selftest::test_diagnostic_show_locus_one_liner): New function.
5621 (selftest::diagnostic_show_locus_c_tests): Call the new test
5623 * diagnostic.c (diagnostic_initialize): Initialize
5624 colorize_source_p, show_ruler_p and parseable_fixits_p.
5625 (default_diagnostic_finalizer): Update for change to
5626 diagnostic_show_locus.
5627 (diagnostic_append_note): Likewise.
5628 * diagnostic.h (diagnostic_show_locus): Replace
5629 const diagnostic_info * param with location * and diagnostic_t.
5631 2016-08-18 David Malcolm <dmalcolm@redhat.com>
5633 * input.c (saved_line_table): New global.
5634 (class selftest::temp_line_table): Rename to line_table_test and
5635 move declaration to selftest.h, and drop field m_old_line_table.
5636 (selftest::temp_line_table::temp_line_table): Rename ctor to...
5637 (selftest::line_table_test::line_table_test): ...this. Add a
5638 default ctor. Store current value of line_table within
5640 (selftest::temp_line_table::~temp_line_table): Rename dtor to...
5641 (selftest::line_table_test::~line_table_test): ...this, and
5642 restore line_table from the saved_line_table, rather than
5644 (selftest::test_accessing_ordinary_linemaps): Update for above
5646 (selftest::test_lexer): Likewise.
5647 (struct selftest::lexer_test): Likewise.
5648 (selftest::lexer_test::lexer_test): Likewise.
5649 (selftest::input_c_tests): Move the looping over test cases from
5651 (selftest::for_each_line_table_case): New function.
5652 * input.h (saved_line_table): New decl.
5653 * selftest.h (struct selftest::line_table_case): New forward decl.
5654 (class selftest::line_table_test): New class, moved here from
5655 selftest::temp_line_table in input.c, and renamed.
5656 (selftest::for_each_line_table_case): New decl.
5658 2015-08-18 H.J. Lu <hongjiu.lu@intel.com>
5661 * config/i386/i386.c (lakemont_cost): Set MOVE_RATIO to 17.
5663 2016-08-18 Chung-Lin Tang <cltang@codesourcery.com>
5666 * gimplify.c (omp_add_variable): Adjust/add variable mapping on
5667 enclosing parallel construct for reduction variables on OpenACC loop
5670 2016-08-18 Pierre-Marie de Rodat <derodat@adacore.com>
5672 * dwarf2out.c (copy_dwarf_procedure): Remove obsolete comment.
5673 (new_dwarf_proc_die): Emit DW_TAG_dwarf_procedure DIEs even for
5675 (function_to_dwarf_procedure): Update comment.
5677 2016-08-18 David Malcolm <dmalcolm@redhat.com>
5679 * input.c (diagnostics_file_cache_forcibly_evict_file): New
5681 * input.h (diagnostics_file_cache_forcibly_evict_file): New
5683 * selftest.c (selftest::temp_source_file::~temp_source_file):
5684 Evict m_filename from the diagnostic file cache.
5686 2016-08-18 Richard Biener <rguenther@suse.de>
5688 * tree-pass.h (make_pass_materialize_all_clones): Declare.
5689 * ipa.c (pass_data_materialize_all_clones, pass_materialize_all_clones,
5690 make_pass_materialize_all_clones): New simple IPA pass encapsulating
5691 clone materialization.
5692 * passes.def (all_late_ipa_passes): Start with
5693 pass_materialize_all_clones.
5694 * cgraphunit.c (symbol_table::compile): Remove call to
5695 materialize_all_clones.
5696 * tree-into-ssa.c: Include statistics.h.
5697 (update_ssa): Count number of times we do incremental/rewrite
5700 2016-08-18 Richard Biener <rguenther@suse.de>
5702 PR tree-optimization/77282
5703 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
5704 When doing auto-parallelizing also prevent use of PHIs that
5705 carry dependences across loop backedges.
5707 2016-08-18 Tamar Christina <tamar.christina@arm.com>
5708 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5710 * varasm.c (default_use_anchors_for_symbol_p): Reject too large decls.
5712 2016-08-18 Richard Biener <rguenther@suse.de>
5714 * ssa-iterators.h (ssa_vuse_operand): New inline.
5715 * tree-if-conv.c (ifc_temp_var): Update virtual operand.
5716 (predicate_all_scalar_phis): Use remove_phi_node to remove
5717 phi nodes predicated. Delay removing virtual PHIs.
5718 (predicate_mem_writes): Update virtual operands.
5719 (combine_blocks): Likewise. Propagate out remaining virtual PHIs.
5720 (tree_if_conversion): Do not rewrite virtual SSA form.
5721 * tree-phinodes.c (release_phi_node): Make static.
5722 * tree-phinodes.h (release_phi_node): Remove.
5724 2016-08-18 Jakub Jelinek <jakub@redhat.com>
5726 * config/i386/i386.c (enum ix86_builtins): Remove IX86_BUILTIN_*
5727 codes that appear in bdesc_* arrays, instead include i386-builtin.def
5728 twice to define those.
5729 (bdesc_comi, bdesc_pcmpestr, bdesc_pcmpistr, bdesc_special_args,
5730 bdesc_args, bdesc_round_args, bdesc_mpx, bdesc_mpx_const,
5731 bdesc_multi_arg): Define by including i386-builtin.def the third time.
5732 * config/i386/i386-builtin.def: New file.
5734 2016-08-17 David Malcolm <dmalcolm@redhat.com>
5736 * input.c (get_source_range_for_char): Rename to...
5737 (selftest::get_source_range_for_char): ...this, and move within
5738 the #if CHECKING_P guard.
5739 (get_num_source_ranges_for_substring): Rename to...
5740 (selftest::get_num_source_ranges_for_substring): ...this, move
5741 within the #if CHECKING_P guard, and make static.
5742 (selftest::assert_num_substring_ranges): Initialize
5745 2016-08-18 Alan Modra <amodra@gmail.com>
5747 PR rtl-optimization/72771
5748 * reload.c (find_reloads): Don't assume that a subreg mem is OK
5749 when find_reloads_toplev returns address_reloaded==-1.
5750 (alternative_allows_const_pool_ref): Update comment.
5752 2015-08-17 Alan Hayward <alan.hayward@arm.com>
5754 PR tree-optimization/71752
5755 * tree-vect-loop.c (vectorizable_reduction): Keep SLP operand ordering.
5756 * tree-vect-slp.c (vect_get_slp_defs): Handle null operands.
5758 2016-08-17 Jakub Jelinek <jakub@redhat.com>
5760 * gimple-fold.c (gimple_fold_call): Use gimple_call_noreturn_p
5761 instead of testing ECF_NORETURN bit in gimple_call_flags.
5762 * tree-cfg.c (make_edges_bb, execute_fixup_cfg): Likewise.
5763 * predict.c (tree_bb_level_predictions): Likewise.
5764 * gimple-low.c (gimple_stmt_may_fallthru): Likewise.
5767 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children): If
5768 turning a call into __builtin_unreachable-like noreturn call, adjust
5769 gimple_call_set_fntype.
5770 * tree-cfgcleanup.c (fixup_noreturn_call): Remove lhs also if
5771 gimple_call_fntype has void return type.
5773 2016-08-17 Chung-Lin Tang <cltang@codesourcery.com>
5775 * omp-low.c (lower_oacc_reductions): Adjust variable lookup to use
5776 maybe_lookup_decl, to handle nested acc loop directives.
5778 2016-08-17 Richard Biener <rguenther@suse.de>
5780 PR tree-optimization/76490
5781 * tree-vrp.c (update_value_range): Preserve overflow infinities
5782 when intersecting with ranges from get_range_info.
5783 (operand_less_p): Handle overflow infinities correctly.
5784 (value_range_constant_singleton): Use vrp_operand_equal_p
5785 to handle overflow max/min correctly.
5786 (vrp_valueize): Likewise.
5787 (union_ranges): Likewise.
5788 (intersect_ranges): Likewise.
5789 (vrp_visit_phi_node): Improve iteration limitation to only
5790 apply when we'll possibly re-visit the PHI via a changed argument
5793 2016-08-17 Thomas Preud'homme <thomas.preudhomme@arm.com>
5795 * config/arm/t-aprofile (MULTILIB_EXCEPTIONS): Rewrite into ...
5796 (MULTILIB_REQUIRED): This by specifying multilib needing to be built
5797 rather than those that should not be built.
5799 2016-08-17 Stanislaw Halik <sthalik@misaki.pl>
5802 * config/i386/xm-mingw32.h (HOST_BITS_PER_PTR): Define if __x86_64__.
5804 2016-08-17 Richard Biener <rguenther@suse.de>
5806 * tree-ssa.c: Include tree-cfg.h and tree-dfa.h.
5807 (verify_vssa): New function verifying virtual SSA form.
5808 (verify_ssa): Call it.
5809 * tree-ssa-loop-manip.c (slpeel_update_phi_nodes_for_guard2):
5810 Do not apply loop-closed SSA handling to virtuals.
5811 * ssa-iterators.h (op_iter_init): Handle GIMPLE_TRANSACTION.
5812 * tree-into-ssa.c (prepare_use_sites_for): Skip virtual SSA names
5813 when rewriting their symbol.
5814 (prepare_def_site_for): Likewise.
5815 * tree-chkp-opt.c (chkp_reduce_bounds_lifetime): Clear virtual
5816 operands of moved stmts.
5818 2016-08-17 Richard Biener <rguenther@suse.de>
5820 PR tree-optimization/23855
5821 * tree-ssa-loop-unswitch.c: Include tree-ssa-loop-manip.h.
5822 (tree_unswitch_outer_loop): Iterate find_loop_guard as long as we
5823 find guards to hoist. Do not update SSA form but rewrite virtuals
5824 into loop closed SSA.
5825 (find_loop_guard): Adjust to skip already hoisted guards. Do
5826 not mark virtuals for renaming or update SSA form.
5828 2016-08-17 Martin Liska <mliska@suse.cz>
5830 * coverage.c (get_gcov_type): Replace GCOV_TYPE_SIZE with
5831 a LONG_LONG_TYPE_SIZE comparison.
5832 * gcov-io.h: Remove macro definitions.
5833 * tree-profile.c (gimple_gen_edge_profiler): Replace usage
5834 of GCOV_TYPE_ATOMIC_FETCH_ADD with a LONG_LONG_TYPE_SIZE
5837 2016-08-16 Jakub Jelinek <jakub@redhat.com>
5839 * config/i386/i386.c (enum ix86_builtins): Reorder enumerators, so
5840 that builtins not mentioned in bdesc_* arrays come first, then
5841 the ones mentioned in bdesc_* arrays in the order they appear in
5842 the arrays in between IX86_BUILTIN__BDESC_*_FIRST and
5843 IX86_BUILTIN__BDESC_*_LAST enumerator.
5844 (bdesc_mpx): Fix up a comment typo.
5845 (bdesc_multi_arg): Remove __builtin_ia32_vpcomne[bwdq] and
5846 __builtin_ia32_vpcomneu[bwdq] builtins.
5847 (BDESC_VERIFY, BDESC_VERIFYS): Define.
5848 (ix86_init_mmx_sse_builtins, ix86_init_mpx_builtins): Verify
5849 enum ix86_builtins ordering.
5850 (ix86_expand_builtin): Use enum ix86_builtins ordering assumption
5851 for direct bdesc_* array member access instead of searching all the
5852 arrays until an fcode match is found.
5854 2016-08-16 Uros Bizjak <ubizjak@gmail.com>
5856 * config/i386/i386.md (*ashl<mode>3_mask): Rewrite define_insn
5857 pattern as define_insn_and_split. Split insn before reload to
5859 (*<shift_insn><mode>3_mask): Ditto. Split insn before reload to
5860 <shift_insn><mode>3_1.
5861 (*<rotate_insn><mode>3_mask): Ditto. Split insn before reload to
5862 <rotate_insn><mode>3_1.
5864 2016-08-16 David Malcolm <dmalcolm@redhat.com>
5867 * input.c (get_source_range_for_substring): Rename to...
5868 (get_source_location_for_substring): ...this, adding param
5869 "caret_idx", and converting output param from source_range * to
5871 (get_source_range_for_char): New function.
5872 (get_num_source_ranges_for_substring): Update comment to reflect
5874 (assert_char_at_range): Update to use get_source_range_for_char
5875 rather than get_source_range_for_substring.
5876 (test_lexer_string_locations_concatenation_2): Likewise.
5877 * substring-locations.h (get_source_range_for_substring): Rename
5879 (get_source_location_for_substring): ...this, and adding param
5880 "caret_idx", and converting output param from source_range * to
5883 2016-08-16 David Malcolm <dmalcolm@redhat.com>
5885 * input.c (class selftest::temp_source_file): Move to
5887 (selftest::temp_source_file::temp_source_file): Move to
5889 (selftest::temp_source_file::~temp_source_file): Likewise.
5890 * selftest.c (selftest::temp_source_file::temp_source_file): Move
5892 (selftest::temp_source_file::~temp_source_file): Likewise.
5893 * selftest.h (class selftest::temp_source_file): Move here from
5896 2016-08-16 Jakub Jelinek <jakub@redhat.com>
5899 * tree-cfg.c (execute_fixup_cfg): Add node variable, use it. Before
5900 inlining, add cgraph edge for the added __builtin_unreachable call.
5903 * expmed.c (expand_mult_const): Change val_so_far's type to UHWI,
5904 only cast it to SHWI for the final comparison.
5906 2016-08-16 Martin Liska <mliska@suse.cz>
5908 PR gcov-profile/36412
5909 * doc/gcov.texi: Document --hash-filenames(-x).
5910 * gcov.c (print_usage): Add the option.
5911 (process_args): Process the option, sort options alphabetically.
5912 (md5sum_to_hex): New function.
5913 (make_gcov_file_name): Do the md5sum and append it to a
5916 2016-08-16 Bin Cheng <bin.cheng@arm.com>
5918 PR tree-optimization/69848
5919 * config/aarch64/aarch64-simd.md (vcond<mode><mode>): Invert NE
5920 and swtich operands to avoid additional NOT instruction.
5921 (vcond<v_cmp_mixed><mode>): Ditto.
5922 (vcondu<mode><mode>, vcondu<mode><v_cmp_mixed>): Ditto.
5924 2016-08-16 Eric Botcazou <ebotcazou@adacore.com>
5926 * doc/install.texi (*-*-solaris2*): Adjust latest change.
5928 2016-08-16 Richard Biener <rguenther@suse.de>
5930 PR tree-optimization/76783
5931 * tree-ssa-propagate.c (ssa_prop_init): Use RPO order. Clear
5932 BB visited flags at start.
5934 2016-08-16 Bin Cheng <bin.cheng@arm.com>
5936 PR tree-optimization/72817
5937 PR tree-optimization/73450
5938 * tree-ssa-loop-niter.c (number_of_iterations_ne): Check
5939 multiple_of_p for adjusted IV.base.
5941 2016-08-15 Uros Bizjak <ubizjak@gmail.com>
5944 * config/i386/sse.md (<code><mode>3<mask_name><round_saeonly_name>):
5945 Emit ieee_<ieee_maxmin><mode>3<mask_name><round_saeonly_name>
5946 for !flag_finite_math_only or flag_signed_zeros.
5947 (*<code><mode>3<mask_name><round_saeonly_name>): Rename from
5948 *<code><mode>3_finite<mask_name><round_saeonly_name>. Do not
5949 depend on flag_finite_math_only.
5950 (ieee_<ieee_maxmin><mode>3<mask_name><round_saeonly_name>):
5952 (*<code><mode>3<mask_name><round_saeonly_name>): Remove.
5953 (*ieee_smin<mode>3): Ditto.
5954 (*ieee_smax<mode>3): Ditto.
5955 * config/i386/mmx.md (mmx_<code>v2sf3): Emit
5956 mmx_ieee_<ieee_maxmin>v2sf3 for !flag_finite_math_only or
5958 (*mmx_<code>v2sf3): Rename from *mmx_<code>v2sf3_finite. Do not
5959 depend on flag_finite_math_only.
5960 (mmx_ieee_<ieee_maxmin>v2sf3): New insn pattern.
5961 (*mmx_<code>v2sf3): Remove.
5962 * config/i386/subst.md (round_saeonly_mask_arg3): New subst attribute.
5963 * config/i386/i386.c (ix86_expand_sse_fp_mimnax): Check
5964 flag_signed_zeros instead of !flag_unsafe_math_optimizations.
5966 2016-08-15 Segher Boessenkool <segher@kernel.crashing.org>
5968 PR rtl-optimization/73650
5969 * lra-constraints.c (simple_move_p): If the insn is multiple_sets
5970 it is not a simple move.
5972 2016-08-15 Martin Liska <mliska@suse.cz>
5975 * gcc.c (do_spec_1): Call save_string with the right size.
5976 (save_string): Do an assert about string we copy.
5978 2016-08-15 Richard Biener <rguenther@suse.de>
5980 * ree.c (rest_of_handle_ree): Remove redundant timevar push/pop.
5981 * config/i386/i386.c (pass_data_insert_vzeroupper): Account to
5983 (pass_data_stv): Likewise.
5985 2016-08-15 Richard Biener <rguenther@suse.de>
5987 PR tree-optimization/73434
5988 * tree-ssa-sccvn.c (vn_reference_maybe_forwprop_address): Preserve
5989 TBAA info on the base when forwarding a non-invariant address.
5991 2016-08-15 Jakub Jelinek <jakub@redhat.com>
5993 * dwarf2out.c (struct checksum_attributes): Add
5994 at_string_length_bit_size and at_string_length_byte_size fields.
5995 (collect_checksum_attributes): Handle DW_AT_string_length_bit_size
5996 and DW_AT_string_length_byte_size.
5997 (die_checksum_ordered): Handle at_string_length_bit_size and
5998 at_string_length_byte_size.
5999 (gen_array_type_die): For dwarf_version >= 5 emit
6000 DW_AT_string_length_byte_size instead of DW_AT_byte_size.
6001 (adjust_string_types): For dwarf_version >= 5 remove
6002 DW_AT_string_length_byte_size instead of DW_AT_byte_size.
6003 (resolve_addr): Likewise.
6006 * dwarf2out.c (string_types): New variable.
6007 (gen_array_type_die): Change early_dwarf handling of
6008 DW_AT_string_length, create DW_OP_call4 referencing the
6009 length var temporarily. Handle parameters that are pointers
6011 (adjust_string_types): New function.
6012 (gen_subprogram_die): Temporarily set string_types to local var,
6013 call adjust_string_types if needed.
6014 (non_dwarf_expression, copy_deref_exprloc, optimize_string_length):
6016 (resolve_addr): Adjust DW_AT_string_length if it is DW_OP_call4.
6018 2016-08-15 Eric Botcazou <ebotcazou@adacore.com>
6020 * doc/install.texi (*-*-solaris2*): Fix version number and document
6021 requirement on GNU make for building libjava with the Solaris linker.
6023 2016-08-15 Martin Liska <mliska@suse.cz>
6024 Jakub Jelinek <jakub@redhat.com>
6026 PR tree-optimization/72824
6027 * tree-loop-distribution.c (const_with_all_bytes_same)
6028 <case VECTOR_CST>: Fix a typo.
6030 2016-08-14 Uros Bizjak <ubizjak@gmail.com>
6033 * config/i386/avx512fintrin.h (_mm512_undefined_epi32):
6034 Renamed from _mm512_undefined_si512.
6035 (_mm_undefined_si512): New definition.
6037 2016-08-13 Richard Biener <rguenther@suse.de>
6039 * tree-ssa-forwprop.c (pass_forwprop::execute): Propagate
6040 into PHIs and update the lattice for its def.
6042 2016-08-12 Jakub Jelinek <jakub@redhat.com>
6045 * ubsan.c (instrument_si_overflow): Pass true instead of false
6047 (pass_ubsan::execute): Call gimple_purge_dead_eh_edges at the end
6048 of bbs. Return TODO_cleanup_cfg if any returned true.
6050 2016-08-12 Michael Meissner <meissner@linux.vnet.ibm.com>
6052 * config/rs6000/vsx.md (vsx_concat_<mode>): Add support for the
6053 ISA 3.0 MTVSRDD instruction.
6054 (vsx_splat_<mode>): Change cpu type of MTVSRDD instruction to
6057 2016-08-12 Bernd Edlinger <bernd.edlinger@hotmail.de>
6059 PR tree-optimization/71083
6060 * tree-predcom.c (ref_at_iteration): Use a COMPONENT_REF for the
6061 bitfield access when possible.
6063 2016-08-12 Patrick Palka <ppalka@gcc.gnu.org>
6066 * match.pd ((T)A CMP (T)B -> A CMP B): Allow (T)A to be a
6067 sign-changing cast from a shorter unsigned type to a wider
6070 2016-08-12 Jakub Jelinek <jakub@redhat.com>
6072 * config/i386/sse.md (avx512dq_vextract<shuffletype>64x2_1_maskm,
6073 vec_extract_hi_<mode>_mask, vec_extract_lo_<mode>_mask,
6074 vec_extract_hi_<mode>_mask): Use Yk constraint instead of k.
6076 2016-08-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6078 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost):
6079 Correct costs for vec_construct.
6081 2016-08-12 Bin Cheng <bin.cheng@arm.com>
6083 PR tree-optimization/69848
6084 * tree-vectorizer.h (enum vect_def_type): New condition reduction
6085 type CONST_COND_REDUCTION.
6086 * tree-vect-loop.c (vectorizable_reduction): Support new condition
6087 reudction type CONST_COND_REDUCTION.
6089 2016-08-12 Richard Biener <rguenther@suse.de>
6091 PR tree-optimization/57326
6092 * tree-ssa-pre.c (fully_constant_expression): Handle simplification
6093 returning an SSA name.
6094 (phi_translate_1): When fully_constant_expression returns a NAME
6095 make sure we have a leader for it.
6097 2016-08-12 Martin Liska <mliska@suse.cz>
6098 Adam Fineman <afineman@afineman.com>
6100 * gcov.c (process_file): Create .gcov file when .gcda
6103 2016-08-12 Marek Polacek <polacek@redhat.com>
6106 * alias.c (find_base_value): Adjust fall through comment.
6107 * cfgexpand.c (expand_debug_expr): Likewise.
6108 * combine.c (find_split_point): Likewise.
6109 (expand_compound_operation): Likewise. Add FALLTHRU.
6110 (make_compound_operation): Adjust fall through comment.
6111 (canon_reg_for_combine): Add FALLTHRU.
6112 (force_to_mode): Adjust fall through comment.
6113 (simplify_shift_const_1): Likewise.
6114 (simplify_comparison): Likewise.
6115 * config/aarch64/aarch64-builtins.c (aarch64_simd_expand_args): Add
6117 * config/aarch64/predicates.md: Likewise.
6118 * config/i386/i386.c (function_arg_advance_32): Likewise.
6119 (ix86_gimplify_va_arg): Likewise.
6120 (print_reg): Likewise.
6121 (ix86_print_operand): Likewise.
6122 (ix86_build_const_vector): Likewise.
6123 (ix86_expand_branch): Likewise.
6124 (ix86_sched_init_global): Adjust fall through comment.
6125 (ix86_expand_args_builtin): Add FALLTHRU.
6126 (ix86_expand_builtin): Likewise.
6127 (ix86_expand_vector_init_one_var): Likewise.
6128 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
6129 (rs6000_adjust_cost): Likewise.
6130 (insn_must_be_first_in_group): Likewise.
6131 * config/rs6000/rs6000.md: Likewise. Adjust fall through comment.
6132 * dbxout.c (dbxout_symbol): Adjust fall through comment.
6133 * df-scan.c (df_uses_record): Likewise.
6134 * dojump.c (do_jump): Add FALLTHRU.
6135 * dwarf2out.c (mem_loc_descriptor): Likewise. Adjust fall through
6137 (resolve_args_picking_1): Adjust fall through comment.
6138 (loc_list_from_tree_1): Likewise.
6139 * expmed.c (make_tree): Likewise.
6140 * expr.c (expand_expr_real_2): Add FALLTHRU.
6141 (expand_expr_real_1): Likewise. Adjust fall through comment.
6142 * fold-const.c (const_binop): Adjust fall through comment.
6143 (fold_truth_not_expr): Likewise.
6144 (fold_cond_expr_with_comparison): Add FALLTHRU.
6145 (fold_binary_loc): Likewise.
6146 (contains_label_1): Adjust fall through comment.
6147 (multiple_of_p): Likewise.
6148 * gcov-tool.c (process_args): Add FALLTHRU.
6149 * genattrtab.c (check_attr_test): Likewise.
6150 (write_test_expr): Likewise.
6151 * genconfig.c (walk_insn_part): Likewise.
6152 * genpreds.c (validate_exp): Adjust fall through comment.
6153 (needs_variable): Likewise.
6154 * gensupport.c (get_alternatives_number): Add FALLTHRU.
6155 (subst_dup): Likewise.
6156 * gimple-pretty-print.c (dump_gimple_assign): Likewise.
6157 * gimplify.c (gimplify_addr_expr): Adjust fall through comment.
6158 (gimplify_scan_omp_clauses): Add FALLTHRU.
6159 (goa_stabilize_expr): Likewise.
6160 * graphite-isl-ast-to-gimple.c (substitute_ssa_name): Adjust fall
6162 * hsa-gen.c (get_address_from_value): Likewise.
6163 * ipa-icf.c (sem_function::hash_stmt): Likewise.
6164 * ira.c (ira_setup_alts): Add FALLTHRU.
6165 * lra-eliminations.c (lra_eliminate_regs_1): Adjust fall through
6167 * lto-streamer-out.c (lto_output_tree_ref): Add FALLTHRU.
6168 * opts.c (common_handle_option): Likewise.
6169 * read-rtl.c (read_rtx_code): Likewise.
6170 * real.c (round_for_format): Likewise.
6171 * recog.c (asm_operand_ok): Likewise.
6172 * reginfo.c (reg_scan_mark_refs): Adjust fall through comment.
6173 * reload1.c (set_label_offsets): Likewise.
6174 (eliminate_regs_1): Likewise.
6175 (reload_reg_reaches_end_p): Likewise.
6176 * rtlanal.c (commutative_operand_precedence): Add FALLTHRU.
6177 (rtx_cost): Likewise.
6178 * sched-rgn.c (is_exception_free): Likewise.
6179 * simplify-rtx.c (simplify_rtx): Adjust fall through comment.
6180 * stor-layout.c (int_mode_for_mode): Likewise.
6181 * toplev.c (print_to_asm_out_file): Likewise.
6182 (print_to_stderr): Likewise.
6183 * tree-cfg.c (gimple_verify_flow_info): Likewise.
6184 * tree-chrec.c (chrec_fold_plus_1): Add FALLTHRU.
6185 (chrec_fold_multiply): Likewise.
6186 (evolution_function_is_invariant_rec_p): Likewise.
6187 (for_each_scev_op): Likewise.
6188 * tree-data-ref.c (siv_subscript_p): Likewise.
6189 (get_references_in_stmt): Likewise.
6190 * tree.c (find_placeholder_in_expr): Adjust fall through comment.
6191 (substitute_in_expr): Likewise.
6192 (type_cache_hasher::equal): Likewise.
6193 (walk_type_fields): Likewise.
6194 * var-tracking.c (adjust_mems): Add FALLTHRU.
6195 (set_dv_changed): Adjust fall through comment.
6196 * varasm.c (default_function_section): Add FALLTHRU.
6198 2016-08-12 Marek Polacek <polacek@redhat.com>
6201 * tree-complex.c (expand_complex_division): Add missing break.
6203 2016-08-12 Richard Biener <rguenther@suse.de>
6205 * passes.c (execute_todo): Do not push/pop TV_TODO.
6206 (execute_one_ipa_transform_pass): Move timevar push/pop TODO execution.
6207 (execute_one_pass): Likewise.
6208 * common.opt (ftime-report-details): New switch.
6209 * doc/invoke.texi (ftime-report-details): Document.
6210 * timevar.h (timer::print_row): Adjust signature.
6211 (timer::all_zero): New static helper.
6212 (timer::child_map_t): New typedef.
6213 (timer::time_var_def): Add children field.
6214 * timevar.c (timer::named_items::print): Adjust.
6215 (timer::~timer): Free timevar recorded children.
6216 (timer::pop_internal): When -ftime-report-details record
6217 time spent in sub-timevars.
6218 (timer::print_row): Adjust.
6219 (timer::print): Print sub-timevar stats, use all_zero.
6220 * timevar.def (TV_TODO): Remove.
6222 2016-08-12 Richard Biener <rguenther@suse.de>
6224 PR tree-optimization/72851
6225 * tree-ssa-propagate.c: Include cfganal.h. Rewrite block and stmt
6226 worklists to use bitmaps indexed in execution order.
6227 (executable_blocks, cfg_blocks_num, cfg_blocks_tail, cfg_blocks_head,
6228 bb_in_list, interesting_ssa_edges, varying_ssa_edges): Remove.
6229 (cfg_blocks): Make a bitmap.
6230 (bb_to_cfg_order, cfg_order_to_bb, ssa_edge_worklist, uid_to_stmt):
6232 (cfg_blocks_empty_p): Adjust.
6233 (cfg_blocks_add): Likewise.
6234 (cfg_blocks_get): Likewise.
6235 (add_ssa_edge): Likewise.
6236 (add_control_edge): Likewise.
6237 (simulate_stmt): Likewise.
6238 (process_ssa_edge_worklist): Likewise.
6239 (simulate_block): Likewise.
6240 (ssa_prop_init): Compute PRE order and stmt UIDs.
6241 (ssa_prop_fini): Adjust.
6242 (ssa_propagate): Adjust.
6244 2016-08-12 Richard Biener <rguenther@suse.de>
6246 * tree-vrp.c (vrp_visit_phi_node): Allow a last iteration if
6247 the currently executable edges have fixed ranges. Always
6248 go through update_value_range.
6250 2016-08-12 Alexandre Oliva <aoliva@redhat.com>
6254 (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Const_tree-ify.
6255 (LANG_HOOKS_FUNCTION_DECL_DELETED_P): Likewise.
6256 (LANG_HOOKS_FUNCTION_DECL_DEFAULTED): Set default.
6257 (LANG_HOOKS_DECLS): Add it.
6258 * langhooks.h (struct lang_hooks_for_decls): Add
6259 function_decl_defaulted. Const_tree-ify
6260 function_decl_explicit_p and function_decl_deleted_p.
6261 * dwarf2out.c (gen_subprogram_die): Add DW_AT_defaulted
6262 attribute. Add DW_AT_deleted instead of DW_AT_GNU_deleted,
6263 also at strict DWARF v5.
6266 * dwarf2out.c (decl_quals): Don't map TREE_READONLY to
6267 TYPE_QUAL_CONST in reference-typed decls.
6270 * dwarf2out.c (loc_list_from_tree_1): Expand some CONSTRUCTORs
6271 in DW_OP_pieces, just enough to handle pointers to member
6273 (gen_remaining_tmpl_value_param_die_attribute): Use a location
6274 expression on DWARFv5 if a constant value doesn't work.
6276 2016-08-11 David Malcolm <dmalcolm@redhat.com>
6278 * selftest-run-tests.c (selftest::run_tests): Call selftest_c_tests.
6279 * selftest.c (selftest::test_assertions): New function.
6280 (selftest::selftest_c_tests): New function.
6281 * selftest.h (selftest::selftest_c_tests): New declaration.
6283 2016-08-11 Richard Biener <rguenther@suse.de>
6284 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6286 PR rtl-optimization/72855
6287 * df-core.c (df_verify): Turn off DF_VERIFY_SCHEDULED at end.
6289 2016-08-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6292 * vsx.md (vsx_load_<mode>): For P8LE, emit swaps at expand time.
6293 (vsx_store_<mode>): Likewise.
6295 2015-08-11 H.J. Lu <hongjiu.lu@intel.com>
6297 * config/i386/i386.c (timode_scalar_to_vector_candidate_p): Allow
6298 TImode CONST_WIDE_INT store.
6299 (timode_scalar_chain::convert_insn): Handle CONST_WIDE_INT store.
6301 2015-08-11 H.J. Lu <hongjiu.lu@intel.com>
6303 * config/i386/i386.h (MOVE_MAX_PIECES): Use TImode in 64-bit
6304 mode if unaligned SSE load and store are optimal.
6306 2016-08-11 Bernd Edlinger <bernd.edlinger@hotmail.de>
6308 PR tree-optimization/71083
6309 * tree-predcom.c (ref_at_iteration): Correctly align the
6312 2016-08-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6314 * config/s390/s390-builtin-types.def: Add INT128 types.
6315 * config/s390/s390-builtins.def: Add INT128 variants for the add
6316 sub low-level builtins dealing with TImode.
6317 * config/s390/s390.c (s390_expand_builtin): Allow mode conversions
6318 via subreg when expanding a builtin.
6319 * config/s390/s390.md: Remove UNSPEC_VEC_ADDC_U128,
6320 UNSPEC_VEC_SUB_U128, and UNSPEC_VEC_SUBC_U128 constants.
6322 * config/s390/vecintrin.h: Adjust builtin names accordingly.
6323 * config/s390/vx-builtins.md ("vec_add_u128"): Remove expander.
6324 ("vec_addc<mode>", "vec_addc_u128"): Merge to
6325 "vacc<bhfgq>_<mode>".
6326 ("vec_adde_u128"): Rename to "vacq". Change mode to TImode.
6327 ("vec_addec_u128"): Rename to "vacccq". Change mode to TImode.
6328 ("vec_subc<mode>", "vec_subc_u128"): Merge to
6329 "vscbi<bhfgq>_<mode>".
6330 ("vec_sube_u128"): Rename to "vsbiq". Change mode to TImode.
6331 ("vec_subec_u128"): Rename to "vsbcbiq". Change mode to TImode.
6333 2016-08-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6335 * config/s390/s390-builtins.def: Mark last operand of s390_vlvg*
6337 2016-08-11 Bin Cheng <bin.cheng@arm.com>
6339 * config/aarch64/aarch64-simd.md (vcond<mode><mode>): Delete
6341 (vcond<v_cmp_mixed><mode>): Ditto.
6342 (vcondu<mode><mode>, vcondu<mode><v_cmp_mixed>): Ditto.
6344 2016-08-11 Bin Cheng <bin.cheng@arm.com>
6346 * config/aarch64/aarch64-simd.md (vec_cmp<mode><v_cmp_result>): Init
6347 variable explicitly, also assert on it before use.
6349 2016-08-11 Richard Biener <rguenther@suse.de>
6351 PR tree-optimization/72772
6352 * cfgloopmanip.c (create_preheader): Use split_edge if there
6353 is a single loop entry, avoiding degenerate PHIs.
6355 2016-08-11 Richard Biener <rguenther@suse.de>
6357 * tree-ssa-threadbackward.c (pass_data_thread_jumps): Remove
6358 unconditional TODO_cleanup_cfg.
6359 (pass_thread_jumps::execute): Initialize loops, perform a CFG
6360 cleanup only if we threaded a jump.
6362 2016-08-11 Alan Modra <amodra@gmail.com>
6365 * lra-constraints.c (simplify_operand_subreg): Allow subreg
6366 mode for mem when SLOW_UNALIGNED_ACCESS if inner mode is also
6367 slow. Emit two reloads for slow mem case, first loading in
6368 fast innermode, then converting to required mode.
6370 2016-08-10 Kelvin Nilsen <kelvin@gcc.gnu.org>
6372 * config/rs6000/altivec.h (vec_extract_exp): New macro.
6373 (vec_extract_sig): New macro.
6374 (vec_insert_exp): New macro.
6375 (vec_test_data_class): New macro.
6376 (scalar_extract_exp): New macro.
6377 (scalar_extract_sig): New macro.
6378 (scalar_insert_exp): New macro.
6379 (scalar_test_data_class): New macro.
6380 (scalar_test_neg): New macro.
6381 (scalar_cmp_exp_gt): New macro.
6382 (scalar_cmp_exp_lt): New macro.
6383 (scalar_cmp_exp_eq): New macro.
6384 (scalar_cmp_exp_unordered): New macro.
6385 * config/rs6000/predicates.md (u7bit_cint_operand): New predicate
6386 to enforce constraint that operand is a 7-bit unsigned literal.
6387 * config/rs6000/rs6000-builtin.def (BU_P9V_64BIT_VSX_1): New macro
6388 for power9 built-ins.
6389 (BU_P9V_VSX_2): Likewise.
6390 (BU_P9V_64BIT_VSX_2): Likewise.
6391 (VSEEDP): Add scalar extract exponent support.
6392 (VSEESP): Add scalar extract signature support.
6393 (VSTDCNDP): Add scalar test negative support.
6394 (VSTDCNSP): Likewise.
6395 (VSIEDP): Add scalar insert exponent support.
6396 (VSCEDPGT): Add scalar compare exponent greater than support.
6397 (VSCEDPLT): Add scalar compare exponent less than support.
6398 (VSCEDPEQ): Add scalar compare exponent test-for-equality support.
6399 (VSCEDPUO): Add scalar compare exponent test-for-unordered support.
6400 (VSTDCDP): Add scalar test data class support.
6401 (VSTDCSP): Likewise.
6402 (VSEEDP): Add overload support for scalar extract exponent
6404 (VSESDP): Add overload support for scalar extract signature
6406 (VSTDCN): Add overload support for scalar test negative
6408 (VSTDCNDP): Add overload support for scalar test negative
6410 (VSTDCNSP): Add overload support for scalar test negative
6412 (VSIEDP): Add overload support for scalar insert exponent
6414 (VSTDC): Add overload support for scalar test data class
6416 (VSTDCDP): Add overload support for scalar test data class
6418 (VSTDCSP): Add overload support for scalar test data class
6420 (VSCEDPGT): Add overload support for scalar compare exponent
6421 greater than operation.
6422 (VSCEDPLT): Add overload support for scalar compare exponent
6423 less than operation.
6424 (VSCEDPEQ): Add overload support for scalar compare exponent
6425 test-for-equality operation.
6426 (VSCEDPUO): Add overload support for scalar compare exponent
6427 test-for-unordered operation.
6428 (VEEDP): Add vector extract exponent support.
6430 (VESDP): Add vector extract significand support.
6432 (VIEDP): Add vector insert exponent support.
6434 (VTDCDP): Add vector test data class support.
6436 (VES): Add overload support for vector extract significand operation.
6439 (VEE): Add overload support for vector extract exponent operation.
6442 (VTDC): Add overload support for vector test data class operation.
6445 (VIE): Add overload support for vector insert exponent operation.
6448 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
6449 overloaded binary floating point functions.
6450 (altivec_resolve_overloaded_builtin): Improve error messages to
6451 distinguish between functions not supported in the current
6452 compiler configuration and functions that were invoked with an
6453 invalid parameter combination, and include the built-in function
6454 name in both error messages.
6455 * config/rs6000/rs6000-protos.h (rs6000_overloaded_builtin_name):
6457 * config/rs6000/rs6000.c (rs6000_overloaded_builtin_name): New
6459 (rs6000_expand_binop_builtin): Add check to enforce that argument
6460 2 of the test data class operations is a 7-bit unsigned literal.
6461 (rs6000_invalid_builtin): Add code to issue an error message if a
6462 built-in function that requires the power9_vector and -m32
6463 command-line options is compiled without these options.
6464 * config/rs6000/vsx.md (UNSPEC_VSX_SXEXPDP): New value.
6465 (UNSPEC_VSX_SXSIGDP): New value.
6466 (UNSPEC_VSX_SXSIGPDP): New value.
6467 (UNSPEC_VSX_SIEXPDP): New value.
6468 (UNSPEC_VSX_SCMPEXPDP): New value.
6469 (UNSPEC_VSX_STSTDC): New value.
6470 (UNSPEC_VSX_VXEXP): New value.
6471 (UNSPEC_VSX_VXSIG): New value.
6472 (UNSPEC_VSX_VIEXP): New value.
6473 (UNSPEC_VSX_VTSTDC): New value.
6474 (xsxexpdp): New insn for scalar extract exponent.
6475 (xsxsigdp): New insn for scalar extract significand.
6476 (xsiexpdp): New insn for scalar insert exponent.
6477 (xscmpexpdp_<code>): New expansion for scalar compare exponents.
6478 (*xscmpexpdp): New insn for scalar compare exponents.
6479 (xststdc<Fvsx): New expansion for both single- and
6480 double-precision scalar test data class operations.
6481 (xststdcneg<Fvsx>): New expansion for both single- and
6482 double-precision scalar test for negative value operations.
6483 (*xststdc<Fvsx>): New insn for scalar test data class
6485 (xvxexp<VSs>): New insn for single- and double-precision
6486 vector extract exponent operation.
6487 (xvxsig<VSs>): New insn for single- and double-precision
6488 vector extract significand operation.
6489 (xviexp<VSs>): New insn for single- and double-precision
6490 vector insert exponent operation.
6491 (xvtstdc<VSs>): New insn for single- and double-precision
6492 vector test data class operation.
6493 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
6494 built-in functions to represent the Power9 binary floating-point
6495 support instructions.
6497 2016-08-10 bin cheng <bin.cheng@arm.com>
6499 * doc/sourcebuild.texi (@item vect_cond_mixed): New item.
6501 2016-08-10 Alan Lawrence <alan.lawrence@arm.com>
6502 Renlin Li <renlin.li@arm.com>
6503 Bin Cheng <bin.cheng@arm.com>
6505 * config/aarch64/iterators.md (V_cmp_mixed, v_cmp_mixed): New.
6506 * config/aarch64/aarch64-simd.md (<su><maxmin>v2di3): Call
6507 gen_vcondv2div2di instead of gen_aarch64_vcond_internalv2div2di.
6508 (aarch64_vcond_internal<mode><mode>): Delete pattern.
6509 (aarch64_vcond_internal<VDQF_COND:mode><VDQF:mode>): Ditto.
6510 (vcond<v_cmp_result><mode>): Ditto.
6511 (vcond<mode><mode>): Re-implement using vec_cmp and vcond_mask.
6512 (vcondu<mode><mode>): Ditto.
6513 (vcond<v_cmp_mixed><mode>): New pattern.
6514 (vcondu<mode><v_cmp_mixed>): New pattern.
6515 (aarch64_cmtst<mode>): Revise comment using aarch64_vcond instead
6516 of aarch64_vcond_internal.
6518 2016-08-10 Alan Lawrence <alan.lawrence@arm.com>
6519 Renlin Li <renlin.li@arm.com>
6520 Bin Cheng <bin.cheng@arm.com>
6522 * config/aarch64/aarch64-simd.md (vec_cmp<mode><mode>): New pattern.
6523 (vec_cmp<mode><v_cmp_result>): New pattern.
6524 (vec_cmpu<mode><mode>): New pattern.
6525 (vcond_mask_<mode><v_cmp_result>): New pattern.
6527 2016-08-10 Yuri Rumyantsev <ysrumyan@gmail.com>
6529 PR tree-optimization/71734
6530 * tree-ssa-loop-im.c (ref_indep_loop_p): Add new argument
6531 REF_LOOP, invoke ref_indep_loop_p_1.
6532 (outermost_indep_loop): Pass LOOP argumnet where REF was defined
6533 to ref_indep_loop_p.
6534 (ref_indep_loop_p_1): Fix commentary, add argument REF_LOOP,
6535 combine it with ref_indep_lopp_p_2, update SAFELEN if only REF
6536 is inside LOOP, do not cache dpendence value for loops with
6538 (ref_indep_loop_p_2): Delete function.
6539 (can_sm_ref_p): Pass LOOP as additional argument to
6542 2016-08-10 Michael Meissner <meissner@linux.vnet.ibm.com>
6545 * config/rs6000/rs6000.c (mem_operand_ds_form): Add check for op
6546 being an offsettable address.
6548 2016-08-10 Martin Liska <mliska@suse.cz>
6550 PR gcov-profile/58306
6551 * tree-profile.c (gimple_init_edge_profiler): Create conditionally
6552 atomic variants of profile update functions.
6554 2016-08-10 Martin Liska <mliska@suse.cz>
6556 Cherry picked (and modified) from google-4_7 branch
6557 2012-12-26 Rong Xu <xur@google.com>
6558 * common.opt (fprofile-update): Add new flag.
6559 * coretypes.h: Define enum profile_update.
6560 * doc/invoke.texi: Document -fprofile-update.
6561 * gcov-io.h: Declare GCOV_TYPE_ATOMIC_FETCH_ADD and
6562 GCOV_TYPE_ATOMIC_FETCH_ADD_FN.
6563 * tree-profile.c (gimple_init_edge_profiler): Generate
6564 also atomic profiler update.
6565 (gimple_gen_edge_profiler): Likewise.
6567 2016-08-10 David Malcolm <dmalcolm@redhat.com>
6569 * toplev.c (finalize): Set aux_info_file, asm_out_file, and
6570 stack_usage_file to NULL after fclose calls.
6572 2016-08-10 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
6575 * reload.c (push_reload): Compute subreg_in_class for
6576 subregs of constants and plus expressions. Remove special
6577 handling of SYMBOL_REFs.
6579 2016-08-10 Alan Modra <amodra@gmail.com>
6582 * config/rs6000/rs6000.h (HARD_REGNO_CALLER_SAVE_MODE): Return
6583 SImode for TARGET_E500_DOUBLE when given SImode.
6585 2016-08-09 David Wohlferd <dw@LimeGreenSocks.com>
6587 * config/i3836/avx512fintrin.h (_mm512_cvtsepi64_epi32): Remove
6588 unused variable __O.
6590 2016-08-09 Martin Liska <mliska@suse.cz>
6592 * doc/gcov.texi: Change _gcov_dump to __gcov_dump and
6593 _gcov_reset to __gcov_reset.
6594 * doc/gcov-tool.texi: Fix typo.
6596 2016-08-09 Martin Liska <mliska@suse.cz>
6598 * value-prof.c (gimple_divmod_values_to_profile): Do not
6599 instrument MOD histogram if a value is not a SSA name.
6601 2016-08-09 Martin Liska <mliska@suse.cz>
6603 * value-prof.c (dump_histogram_value): Swap pow2 and non-pow2
6606 2016-08-09 Renlin Li <renlin.li@arm.com>
6609 * calls.c (prepare_call_address): Convert funexp to Pmode when
6611 * config/aarch64/aarch64.md (sibcall): Remove fix for PR 64971.
6612 (sibcall_value): Likewise.
6614 2016-08-09 Marek Polacek <polacek@redhat.com>
6617 * cselib.c (cselib_expand_value_rtx_1): Add return.
6618 * gengtype.c (dbgprint_count_type_at): Likewise.
6619 * hsa-gen.c (gen_hsa_insn_for_internal_fn_call): Likewise.
6620 * reg-stack.c (get_true_reg): Restructure to avoid fallthrough warning.
6622 2016-08-09 Martin Jambor <mjambor@suse.cz>
6625 * ipa-polymorphic-call.c (get_dynamic_type): Bail out gracefully
6626 if instance is a MEM_REF.
6628 2016-08-09 Uros Bizjak <ubizjak@gmail.com>
6631 * config/i386/i386.md (*movtf_internal): Use
6632 lra_in_progress || reload_completed instead of !can_create_pseudo_p
6633 in the insn constraint.
6634 (*movxf_internal): Ditto.
6635 (*movdf_internal): Ditto.
6636 (*movsf_internal): Ditto.
6638 2016-08-09 Bin Cheng <bin.cheng@arm.com>
6640 PR tree-optimization/72772
6641 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
6644 2016-08-09 Bin Cheng <bin.cheng@arm.com>
6646 PR tree-optimization/72772
6647 * tree-ssa-loop-niter.h (simplify_using_initial_conditions): Delete
6649 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Delete
6650 parameter STOP and update calls. Move expand_simple_operations
6651 function call from here...
6652 (simplify_using_initial_conditions): ...to here. Delete parameter
6654 (tree_simplify_using_condition): Delete parameter STOP.
6655 * tree-scalar-evolution.c (simple_iv_with_niters): Update call to
6656 simplify_using_initial_conditions.
6658 2016-08-09 Matthew Fortune <matthew.fortune@imgtec.com>
6661 * config/mips/mips.c (mips_atomic_assign_expand_fenv):
6662 Use create_tmp_var_raw instead of create_tmp_var.
6664 2016-08-09 Richard Biener <rguenther@suse.de>
6666 * tree-ssa-threadbackward.c (profitable_jump_thread_path):
6667 Treat same SSA names related.
6669 2016-08-09 Jakub Jelinek <jakub@redhat.com>
6671 PR tree-optimization/72824
6672 * tree-loop-distribution.c (const_with_all_bytes_same): Verify
6673 real_zerop is not negative.
6675 2016-08-09 Richard Biener <rguenther@suse.de>
6677 PR tree-optimization/71802
6678 * tree-cfgcleanup.c (cleanup_tree_cfg_bb): Make sure to catch
6679 all merge opportunities with the predecessor.
6681 2016-08-09 Richard Biener <rguenther@suse.de>
6684 * ipa-prop.c (ipa_modify_formal_parameters): Build
6685 parameter types with natural alignment also for the
6688 2016-08-08 Andi Kleen <ak@linux.intel.com>
6690 * tree-vrp.c (get_single_symbol): Always initialize inv and neg.
6692 2016-08-08 David Malcolm <dmalcolm@redhat.com>
6695 * langhooks-def.h (LANG_HOOKS_RUN_LANG_SELFTESTS): New default
6696 do-nothing langhook.
6697 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_RUN_LANG_SELFTESTS.
6698 * langhooks.h (struct lang_hooks): Add run_lang_selftests.
6699 * selftest-run-tests.c: Include "tree.h" and "langhooks.h".
6700 (selftest::run_tests): Call lang_hooks.run_lang_selftests.
6702 2016-08-08 David Malcolm <dmalcolm@redhat.com>
6705 * input.c: Ensure that HAVE_ICONV is defined.
6707 2016-08-08 Jakub Jelinek <jakub@redhat.com>
6710 * omp-low.c (lower_lastprivate_clauses): Set TREE_NO_WARNING on the
6711 private vars for lastprivate and for linear iterator.
6714 * omp-simd-clone.c: Include varasm.h.
6715 (simd_clone_create): Copy over DECL_COMDAT, DECL_WEAK, DECL_EXTERNAL,
6716 DECL_VISIBILITY, DECL_VISIBILITY_SPECIFIED, DECL_DLLIMPORT_P and for
6717 DECL_ONE_ONLY call make_decl_one_only. Fix up spelling in comment and
6718 update function name.
6720 2016-07-29 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
6722 * config/avr/driver-avr.c (specfiles_doc_url): Remove.
6723 (avr_diagnose_devicespecs_error): Remove.
6724 (avr_devicespecs_file): Remove composing absolute path for specfile
6725 and its verbose info. Remove conditions to check specs-file,
6727 2016-08-08 Jakub Jelinek <jakub@redhat.com>
6729 PR rtl-optimization/72821
6730 * lra-spills.c (regno_in_use_p): Don't use BLOCK_FOR_INSN on barriers,
6731 just return false for them.
6733 2016-08-08 Alan Modra <amodra@gmail.com>
6736 * config/rs6000/rs6000.c (toc_relative_expr_p): Allow (lo_sum (high))
6737 toc refs created during reload. Update function comment.
6739 2016-08-08 Alan Modra <amodra@gmail.com>
6742 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Sort
6743 alternatives. Put loads first, then stores, and reg/reg moves
6744 within same class later. Delete attr length.
6746 2016-08-08 Alan Modra <amodra@gmail.com>
6749 * config/rs6000/rs6000.c (mem_operand_gpr): Remove vsx dform test.
6750 (mem_operand_ds_form): New predicate.
6751 * config/rs6000/rs6000-protos.h (mem_operand_ds_form): Declare.
6752 * config/rs6000/constraints.md (wY): Use mem_operand_df_form.
6753 * config/rs6000/predicates.md (offsettable_mem_14bit_operand): Delete.
6754 * config/rs6000/rs6000.md (f32_lm2, f32_sm2): Use wY for SF.
6755 (extendsfdf2_fpr): Replace o constraint with wY.
6757 2016-08-07 Jan Hubicka <hubicka@ucw.cz>
6759 * tree-ssa-threadbackward.c: Include tree-inline.h
6760 (profitable_jump_thread_path): Use estimate_num_insns to estimate
6761 size of copied block; for cold paths reduce duplication.
6762 (find_jump_threads_backwards): Remove redundant tests.
6763 (pass_thread_jumps::gate): Enable for -Os.
6765 2016-08-07 Jakub Jelinek <jakub@redhat.com>
6768 * stor-layout.c (layout_decl): Fix up formatting.
6769 (relayout_decl): Allow DECL to be FIELD_DECL.
6771 2016-08-07 Alan Modra <amodra@gmail.com>
6773 * config/rs6000/rs6000.md (fix_trunc<mode>si2): Fix mode of reg.
6775 2016-08-07 Kugan Vivekanandarajah <kuganv@linaro.org>
6777 * data-streamer-in.c (streamer_read_wide_int): New.
6778 (streamer_read_widest_int): Renamed function.
6779 * data-streamer-out.c (streamer_write_wide_int): New
6780 (streamer_write_widest_int): Renamed function.
6781 * lto-streamer-in.c (streamer_read_wi): Renamed and moved to
6783 (input_cfg): Call renamed function.
6784 * lto-streamer-out.c (streamer_write_wi): Renamed and moved to
6786 (output_cfg): Call renamed function.
6787 * data-streamer.h: Add declarations.
6789 2016-08-08 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
6791 * tree-ssa-ccp.c (extend_mask): New param sgn.
6792 Remove ORing with wi::mask.
6793 (get_default_value): Adjust call to extend_mask to pass sign.
6794 (evaluate_stmt): Likewise.
6796 2016-08-06 Jakub Jelinek <jakub@redhat.com>
6798 * gcov.c (handle_cycle): Use INTTYPE_MAXIMUM (int64_t) instead of
6801 2016-08-06 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
6803 * match.pd ((intptr_t) x eq/ne CST to x eq/ne (typeof x) cst): Disable
6804 transform if operand's type is pointer to function or method.
6806 2016-08-05 Patrick Palka <ppalka@gcc.gnu.org>
6808 PR tree-optimization/18046
6809 * tree-ssa-threadedge.c: Include cfganal.h.
6810 (simplify_control_statement_condition): If simplifying a
6811 GIMPLE_SWITCH, replace the index operand of the GIMPLE_SWITCH
6812 with the dominating ASSERT_EXPR before handing it off to VRP.
6813 Mention that a CASE_LABEL_EXPR may be returned.
6814 (thread_around_empty_blocks): Adjust to handle
6815 simplify_control_statement_condition() returning a
6817 (thread_through_normal_block): Likewise.
6818 * tree-vrp.c (simplify_stmt_for_jump_threading): Simplify
6819 a switch statement by trying to determine which case label
6822 2016-08-05 Vladimir Makarov <vmakarov@redhat.com>
6824 PR rtl-optimization/69847
6825 * lra-constraints.c (process_invariant_for_inheritance): Save
6826 pattern instead of src.
6827 (remove_inheritance_pseudos): Use the pattern. Add assert.
6829 2016-08-05 David Malcolm <dmalcolm@redhat.com>
6831 * input.c (string_concat::string_concat): New constructor.
6832 (string_concat_db::string_concat_db): New constructor.
6833 (string_concat_db::record_string_concatenation): New method.
6834 (string_concat_db::get_string_concatenation): New method.
6835 (string_concat_db::get_key_loc): New method.
6836 (class auto_cpp_string_vec): New class.
6837 (get_substring_ranges_for_loc): New function.
6838 (get_source_range_for_substring): New function.
6839 (get_num_source_ranges_for_substring): New function.
6840 (class selftest::lexer_test_options): New class.
6841 (struct selftest::lexer_test): New struct.
6842 (class selftest::ebcdic_execution_charset): New class.
6843 (selftest::ebcdic_execution_charset::s_singleton): New variable.
6844 (selftest::lexer_test::lexer_test): New constructor.
6845 (selftest::lexer_test::~lexer_test): New destructor.
6846 (selftest::lexer_test::get_token): New method.
6847 (selftest::assert_char_at_range): New function.
6848 (ASSERT_CHAR_AT_RANGE): New macro.
6849 (selftest::assert_num_substring_ranges): New function.
6850 (ASSERT_NUM_SUBSTRING_RANGES): New macro.
6851 (selftest::assert_has_no_substring_ranges): New function.
6852 (ASSERT_HAS_NO_SUBSTRING_RANGES): New macro.
6853 (selftest::test_lexer_string_locations_simple): New function.
6854 (selftest::test_lexer_string_locations_ebcdic): New function.
6855 (selftest::test_lexer_string_locations_hex): New function.
6856 (selftest::test_lexer_string_locations_oct): New function.
6857 (selftest::test_lexer_string_locations_letter_escape_1): New function.
6858 (selftest::test_lexer_string_locations_letter_escape_2): New function.
6859 (selftest::test_lexer_string_locations_ucn4): New function.
6860 (selftest::test_lexer_string_locations_ucn8): New function.
6861 (selftest::uint32_from_big_endian): New function.
6862 (selftest::test_lexer_string_locations_wide_string): New function.
6863 (selftest::uint16_from_big_endian): New function.
6864 (selftest::test_lexer_string_locations_string16): New function.
6865 (selftest::test_lexer_string_locations_string32): New function.
6866 (selftest::test_lexer_string_locations_u8): New function.
6867 (selftest::test_lexer_string_locations_utf8_source): New function.
6868 (selftest::test_lexer_string_locations_concatenation_1): New
6870 (selftest::test_lexer_string_locations_concatenation_2): New
6872 (selftest::test_lexer_string_locations_concatenation_3): New
6874 (selftest::test_lexer_string_locations_macro): New function.
6875 (selftest::test_lexer_string_locations_stringified_macro_argument):
6877 (selftest::test_lexer_string_locations_non_string): New function.
6878 (selftest::test_lexer_string_locations_long_line): New function.
6879 (selftest::test_lexer_char_constants): New function.
6880 (selftest::input_c_tests): Call the new test functions once per
6881 case within the line_table test matrix.
6882 * input.h (struct string_concat): New struct.
6883 (struct location_hash): New struct.
6884 (class string_concat_db): New class.
6885 * substring-locations.h: New header.
6887 2016-08-05 Patrick Palka <ppalka@gcc.gnu.org>
6889 PR tree-optimization/72810
6890 * tree-vrp.c (simplify_switch_using_ranges): Avoid changing
6891 the type of the case labels when truncating.
6893 2016-08-05 James Greenhalgh <james.greenhalgh@arm.com>
6896 * config/aarch64/aarch64.h (aarch64_fp16_type_node): Declare.
6897 (aarch64_fp16_ptr_type_node): Likewise.
6898 * config/aarch64/aarch64-simd-builtins.c
6899 (aarch64_fp16_ptr_type_node): Define.
6900 (aarch64_init_fp16_types): New, refactored out of...
6901 (aarch64_init_builtins): ...here, update to call
6902 aarch64_init_fp16_types.
6903 * config/aarch64/aarch64.c (aarch64_gimplify_va_arg_expr): Handle
6905 (aapcs_vfp_sub_candidate): Likewise.
6907 2016-08-05 Martin Liska <mliska@suse.cz>
6908 Joshua Cranmer <Pidgeot18@gmail.com>
6910 * gcov.c (line_t::has_block): New function.
6911 (enum loop_type): New enum.
6912 (handle_cycle): New function.
6913 (unblock): Likewise.
6914 (circuit): Likewise.
6915 (get_cycles_count): Likewise.
6916 (accumulate_line_counts): Use new loop detection algorithm.
6918 2016-08-05 Martin Liska <mliska@suse.cz>
6920 * gcov.c (output_intermediate_file): Rename
6921 function_info::line_next to next_file_fn.
6922 (process_file): Likewise.
6923 (read_graph_file): Likewise.
6924 (accumulate_line_counts): Likewise.
6925 (output_lines): Likewise.
6927 2016-08-05 Richard Biener <rguenther@suse.de>
6929 * tree-ssa-threadupdate.c (thread_block_1): Remove unnecessary
6930 restriction on threading to a loop header.
6932 2016-08-05 Richard Biener <rguenther@suse.de>
6934 * tree-cfgcleanup.c (tree_forwarder_block_p): Use bb_loop_header_p.
6935 * cfghooks.c (force_nonfallthru): If we ended up splitting a latch
6936 adjust loop info accordingly.
6938 2016-08-05 Kugan Vivekanandarajah <kuganv@linaro.org>
6940 * tree-vrp.c (extract_range_basic): Check cfun->after_inlining
6941 before folding call to __builtin_constant_p with parameters to false.
6943 2016-08-05 Alan Modra <amodra@gmail.com>
6945 * config/rs6000/rs6000.c (rs6000_preferred_reload_class): Delete
6946 code accidentally committed 2016-05-02 providing class when given
6949 2016-08-04 Patrick Palka <ppalka@gcc.gnu.org>
6951 * tree-vrp.c (simplify_switch_using_ranges): Try to truncate
6952 the case label ranges that partially overlap with OP's value
6955 2016-08-04 Uros Bizjak <ubizjak@gmail.com>
6958 * config/i386/avx512fintrin.h (_mm512_cmp_epi32_mask) [!__OPTIMIZE__]:
6959 Cast builtin function result to __mmask16 instead of __mmask8.
6960 (_mm512_cmp_epu32_mask) [!__OPTIMIZE__]: Ditto.
6961 (_mm512_mask_cmp_epi32_mask) [!__OPTIMIZE__]: Ditto.
6962 (_mm512_mask_cmp_epu32_mask) [!__OPTIMIZE__]: Ditto.
6964 2016-08-04 David Malcolm <dmalcolm@redhat.com>
6966 * selftest.h (ASSERT_TRUE): Reimplement in terms of...
6967 (ASSERT_TRUE_AT): New macro.
6968 (ASSERT_FALSE): Reimplement in terms of...
6969 (ASSERT_FALSE_AT): New macro.
6970 (ASSERT_STREQ_AT): Fix typo in comment.
6972 2016-08-04 Patrick Palka <ppalka@gcc.gnu.org>
6974 * gimple.c (preprocess_case_label_vec_for_gimple): When the case
6975 labels are exhaustive, designate the label with the widest
6976 range to be the default label.
6978 2016-08-04 Andrew Pinski <apinski@cavium.com>
6980 * config/aarch64/aarch64.c (thunderx_vector_cost): New variable.
6981 (thunderx_tunings): Use thunderx_vector_cost instead of
6982 generic_vector_cost.
6984 2016-08-04 Martin Liska <mliska@suse.cz>
6986 * gcov.c (main): Fix GNU coding style.
6987 (output_intermediate_file): Likewise.
6988 (process_file): Likewise.
6989 (generate_results): Likewise.
6990 (release_structures): Likewise.
6991 (create_file_names): Likewise.
6992 (find_source): Likewise.
6993 (read_graph_file): Likewise.
6994 (find_exception_blocks): Likewise.
6995 (canonicalize_name): Likewise.
6996 (make_gcov_file_name): Likewise.
6997 (mangle_name): Likewise.
6998 (accumulate_line_counts): Likewise.
6999 (output_branch_count): Likewise.
7000 (read_line): Likewise.
7002 2016-08-04 Bernd Edlinger <bernd.edlinger@hotmail.de>
7004 PR rtl-optimization/71779
7005 * emit-rtl.c (set_reg_attrs_from_value): Only propagate REG_POINTER,
7006 if the value was sign-extended according to POINTERS_EXTEND_UNSIGNED
7007 or if it was truncated.
7009 PR rtl-optimization/70903
7010 * cse.c (cse_insn): If DEST is a paradoxical SUBREG, don't record DEST.
7012 2016-08-04 Kugan Vivekanandarajah <kuganv@linaro.org>
7014 * tree-inline.c (remap_ssa_name): Check for POINTER_TYPE_P before
7015 accessing SSA_NAME_PTR_INFO.
7017 2016-08-04 Georg-Johann Lay <avr@gjlay.de>
7020 * common/config/avr/avr-common.c (avr_option_optimization_table)
7021 [OPT_LEVELS_ALL]: Turn off -fcaller-saves.
7023 2016-08-04 Georg-Johann Lay <avr@gjlay.de>
7026 * config/avr/avr.md: New pattern to work around do_store_flag
7027 generating shift instructions for bit extractions.
7029 2016-08-04 Kugan Vivekanandarajah <kuganv@linaro.org>
7031 * tree-vrp.c (set_value_range): Use vrp_equiv_obstack with
7033 (add_equivalence): Likewise.
7034 (get_value_range): Allocate value range with vrp_value_range_pool.
7035 (vrp_initialize): Initialize vrp_equiv_obstack for equiv allocation.
7036 (vrp_finalize): Relase vrp_equiv_obstack and vrp_value_range_pool.
7038 2016-08-03 Peter Bergner <bergner@vnet.ibm.com>
7040 * config/rs6000/rs6000.c (rs6000_option_override_internal): Make LRA
7041 the default for the rs6000 port.
7043 2016-08-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
7046 * calls.c (special_function_p): Remove special handling of
7047 "setjmp_syscall", "qsetjmp", "longjmp", "siglongjmp" and the
7048 prefix "__x". Recognize "savectx", "vfork" and "getcontext" only
7049 without prefix. Remove potentially unsafe ECF_LEAF and ECF_NORETURN.
7051 2016-08-03 Vladimir Makarov <vmakarov@redhat.com>
7054 * lra-spills.c (regno_in_use_p): Check bb and regno modification.
7055 Don't stop on regular insns.
7057 2016-08-03 Nathan Sidwell <nathan@codesourcery.com>
7059 * config/nvptx/nvptx.c (nvptx_declare_function_name): Round frame
7060 size to DImode boundary.
7061 (nvptx_propagate): Likewise.
7063 2016-08-03 Alan Modra <amodra@gmail.com>
7065 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Make scalar
7066 float access depend on TARGET_EFFICIENT_UNALIGNED_VSX.
7067 * config/rs6000/rs6000.opt (-mefficient-unaligned-vsx): Renamed
7068 from -mefficient-unaligned-vector. Note that this affects fp too.
7070 2016-08-03 Alan Modra <amodra@gmail.com>
7072 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make unaligned mem
7075 2016-08-03 Alan Modra <amodra@gmail.com>
7077 * config/rs6000/rs6000.md (fix_trunc<mode>si2): Force source operand
7078 to a reg. Localize vars.
7080 2016-08-03 Alan Modra <amodra@gmail.com>
7082 * config/rs6000/rs6000.opt: Remove negatives from help strings
7085 2016-08-03 Alan Modra <amodra@gmail.com>
7087 * config/rs6000/rs6000.c (rs6000_secondary_reload_direct_move):
7088 Delete duplicated code.
7090 2016-08-02 Vladimir Makarov <vmakarov@redhat.com>
7093 * lra-spills.c (regno_in_use_p): New.
7094 (lra_final_code_change): Use it.
7096 2016-08-02 Vladimir Makarov <vmakarov@redhat.com>
7098 PR rtl-optimization/69847
7099 * lra-int.h (struct lra-reg): Use restore_rtx instead of
7101 (lra_rtx_hash): New.
7102 * lra.c (initialize_lra_reg_info_element): Use restore_rtx instead
7104 (lra_rtx_hash): Rename and move lra-remat.c::rtx_hash.
7105 * lra-remat.c (rtx_hash): Rename and Move to lra.c.
7106 * lra-spills.c (lra_final_code_change): Don't delete insn when the
7107 next insn is USE with the same reg as the current insn source.
7108 * lra-constraints.c (curr_insn_transform): Use restore_rtx instead
7110 (lra_constraints_init): Call initiate_invariants.
7111 (lra_constraints_finish): Call finish_invariants.
7112 (struct invariant, invariant_t, invariant_ptr_t): New.
7113 (const_invariant_ptr_t, invariants, invariants_pool): New.
7114 (invariant_table, invariant_hash, invariant_eq_p): New.
7115 (insert_invariant, initiate_invariants, finish_invariants): New.
7116 (clear_invariants, invalid_invariant_regs): New.
7117 (inherit_reload_reg, split_reg, fix_bb_live_info): Use restore_rtx
7118 instead of restore_regno.
7119 (invariant_p, process_invariant_for_inheritance): New.
7120 (inherit_in_ebb): Implement invariant inheritance.
7121 (lra_inheritance): Initialize and finalize invalid_invariant_regs.
7122 (remove_inheritance_pseudos): Implement undoing invariant
7124 (undo_optional_reloads, lra_undo_inheritance): Use restore_rtx
7125 instead of restore_regno.
7126 * lra-assigns.c (regno_live_length): New.
7127 (reload_pseudo_compare_func): Use regno_live_length.
7128 (assign_by_spills): Use restore_rtx instead of restore_regno.
7129 (lra_assign): Ditto. Initiate regno_live_length.
7131 2016-02-08 James Greenhalgh <james.greenhalgh@arm.com>
7133 * config/aarch64/arm_neon.h (vminnm_f64): Add back missing 'f' from
7134 __builtin_aarch64_fmindf.
7136 2016-08-02 Bin Cheng <bin.cheng@arm.com>
7138 PR tree-optimization/34114
7139 * tree-ssa-loop-niter.c (number_of_iterations_ne): Prove no-overflow
7140 information for more control IVs.
7142 2016-08-02 Bin Cheng <bin.cheng@arm.com>
7144 PR tree-optimization/34114
7145 * fold-const.c (multiple_of_p): Improve MULT_EXPR, PLUS_EXPR,
7146 PLUS_EXPR case. Handle SSA_NAME case.
7148 2016-08-02 Tamar Christina <tamar.christina@arm.com>
7150 * config/aarch64/aarch64-simd-builtins.def
7151 (__builtin_aarch64_fmindf): Change BUILTIN_VDQF to BUILTIN_VDQF_DF.
7152 (__builtin_aarch64_fmaxdf): Likewise.
7153 (__builtin_aarch64_smin_nandf): Likewise.
7154 (__builtin_aarch64_smax_nandf): Likewise.
7155 * config/aarch64/aarch64-simd.md (<fmaxmin><mode>3): Remove.
7156 * config/aarch64/aarch64.md (<fmaxmin><mode>3): Rename to...
7157 (<fmaxmin><mode>3): ...this.
7158 * config/aarch64/arm_neon.h (vmaxnm_f64): New.
7159 (vminnm_f64): Likewise.
7160 (vmin_f64): Likewise.
7161 (vmax_f64): Likewise.
7162 * config/aarch64/iterators.md (FMAXMIN): Merge with...
7163 (FMAXMIN_UNS): ...this.
7164 (fmaxmin): Merged with
7165 (fmaxmin_op): ...this...
7166 (maxmin_uns_op): ...in to this.
7168 2016-08-01 Michael Meissner <meissner@linux.vnet.ibm.com>
7170 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
7171 Add support for vec_extract on vector float, vector int, vector
7172 short, and vector char vector types.
7173 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
7174 vector float, vector int, vector short, and vector char
7175 optimizations on 64-bit ISA 2.07 systems for both constant and
7176 variable element numbers.
7177 (rs6000_split_vec_extract_var): Likewise.
7178 * config/rs6000/vsx.md (vsx_xscvspdp_scalar2): Allow SFmode to be
7179 Altivec registers on ISA 2.07 and above.
7180 (vsx_extract_v4sf): Delete alternative that hard coded element 0,
7181 which never was matched due to the split occuring before register
7182 allocation (and the code would not have worked on little endian
7183 systems if it did match). Allow extracts to go to the Altivec
7184 registers if ISA 2.07 (power8). Change from using "" around the
7185 C++ code to using {}'s.
7186 (vsx_extract_v4sf_<mode>_load): New insn to optimize vector float
7187 vec_extracts when the vector is in memory.
7188 (vsx_extract_v4sf_var): New insn to optimize vector float
7189 vec_extracts when the element number is variable on 64-bit ISA
7191 (vsx_extract_<mode>, VSX_EXTRACT_I iterator): Add optimizations
7192 for 64-bit ISA 2.07 as well as ISA 3.0.
7193 (vsx_extract_<mode>_p9, VSX_EXTRACT_I iterator): Likewise.
7194 (vsx_extract_<mode>_p8, VSX_EXTRACT_I iterator): Likewise.
7195 (vsx_extract_<mode>_load, VSX_EXTRACT_I iterator): New insn to
7196 optimize vector int, vector short, and vector char vec_extracts
7197 when the vector is in memory.
7198 (vsx_extract_<mode>_var, VSX_EXTRACT_I iterator): New insn to
7199 optimize vector int, vector short, and vector char vec_extracts
7200 when the element number is variable.
7202 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
7205 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_PM): Use a value that
7206 does not overlap with other symbol flags.
7208 2016-08-01 Wilco Dijkstra <wdijkstr@arm.com>
7210 * config/aarch64/aarch64.h (aarch64_frame):
7211 Remove padding0 and hardfp_offset. Add locals_offset,
7212 initial_adjust, callee_adjust, callee_offset and final_adjust.
7213 * config/aarch64/aarch64.c (aarch64_layout_frame):
7214 Remove unused padding0 and hardfp_offset initializations.
7215 Choose frame layout and set frame variables accordingly.
7216 Use INVALID_REGNUM instead of FIRST_PSEUDO_REGISTER.
7217 (aarch64_push_regs): Use INVALID_REGNUM, not FIRST_PSEUDO_REGISTER.
7218 (aarch64_pop_regs): Likewise.
7219 (aarch64_expand_prologue): Remove all decision code, just emit
7220 prolog according to frame variables.
7221 (aarch64_expand_epilogue): Remove all decision code, just emit
7222 epilog according to frame variables.
7223 (aarch64_initial_elimination_offset): Use offset to local/arg area.
7225 2015-08-01 H.J. Lu <hongjiu.lu@intel.com>
7228 * config/i386/i386.c (timode_scalar_chain::convert_insn): Call
7229 fix_debug_reg_uses after changing source register mode to
7230 V1TImode if source register is undefined.
7232 2015-08-01 Alan Hayward <alan.hayward@arm.com>
7234 PR tree-optimization/71818
7235 * tree-vect-loop-manip.c (vect_can_advance_ivs_p): Don't advance IVs
7236 with non invariant evolutions
7238 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
7241 * config/avr/avr.md (length) [branch]: Correct insn length
7242 attribute for forward branches.
7244 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
7246 * doc/extend.texi (AVR Built-in Functions): Document
7248 * config/avr/builtins.def (NOPS): New.
7249 * config/avr/avr.c (avr_expand_nops): New static function.
7250 (avr_expand_builtin): Use it to handle AVR_BUILTIN_NOPS.
7252 2016-08-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7254 * config/aarch64/aarch64.c (aarch64_classify_address): Use DImode when
7255 performing aarch64_offset_7bit_signed_scaled_p check for TImode LDP/STP
7258 2016-08-01 Virendra Pathak <virendra.pathak@broadcom.com>
7260 * config/aarch64/aarch64.c (vulcan_tunings): Update
7261 vulcan L1 cache_line_size.
7263 2016-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
7265 * config/rs6000/rs6000-protos.h (rs6000_adjust_vec_address): New
7266 function that takes a vector memory address, a hard register, an
7267 element number and a temporary base register, and recreates an
7268 address that points to the appropriate element within the vector.
7269 * config/rs6000/rs6000.c (rs6000_adjust_vec_address): Likewise.
7270 (rs6000_split_vec_extract_var): Add support for the target of a
7271 vec_extract with variable element number being a scalar memory
7273 (rtx_is_swappable_p): VLSO insns (UNSPEC_VSX_VSLOW) are not
7275 * config/rs6000/vsx.md (vsx_extract_<mode>_load): Replace
7276 vsx_extract_<mode>_load insn with a new insn that optimizes
7277 storing either element to a memory location, using scratch
7278 registers to pick apart the vector and reconstruct the address.
7279 (vsx_extract_<P:mode>_<VSX_D:mode>_load): Likewise.
7280 (vsx_extract_<mode>_store): Rework alternatives to more correctly
7281 support Altivec registers. Add support for ISA 3.0 Altivec d-form
7283 (vsx_extract_<mode>_var): Add support for extracting a variable
7284 element number from memory.
7286 2016-07-29 Georg-Johann Lay <avr@gjlay.de>
7288 * config/avr/avr.c (avr_out_compare): Use const0_rtx instead of 0
7289 when testing for compares against constants of the form 0xabab.
7291 2016-07-29 Bin Cheng <bin.cheng@arm.com>
7293 PR tree-optimization/57558
7294 * tree-vect-loop-manip.c (vect_create_cond_for_niters_checks): New
7296 (vect_loop_versioning): Support versioning with niter assumptions.
7297 * tree-vect-loop.c (tree-ssa-loop.h): Include header file.
7298 (vect_get_loop_niters): New parameter. Reimplement to support
7299 assumptions in loop niter info.
7300 (vect_analyze_loop_form_1, vect_analyze_loop_form): Ditto.
7301 (new_loop_vec_info): Init LOOP_VINFO_NITERS_ASSUMPTIONS.
7302 (vect_estimate_min_profitable_iters): Use LOOP_REQUIRES_VERSIONING.
7303 Support loop versioning for niters.
7304 * tree-vectorizer.c (tree-ssa-loop-niter.h): Include header file.
7305 (vect_free_loop_info_assumptions): New function.
7306 (vectorize_loops): Free loop niter info for loops with flag
7307 LOOP_F_ASSUMPTIONS set if vectorization failed.
7308 * tree-vectorizer.h (struct _loop_vec_info): New field
7309 num_iters_assumptions.
7310 (LOOP_VINFO_NITERS_ASSUMPTIONS): New macro.
7311 (LOOP_REQUIRES_VERSIONING_FOR_NITERS): New macro.
7312 (LOOP_REQUIRES_VERSIONING): New macro.
7313 (vect_free_loop_info_assumptions): New decl.
7315 2016-07-29 Bin Cheng <bin.cheng@arm.com>
7317 * cfgloop.h (struct loop): New field constraints.
7318 (LOOP_C_INFINITE, LOOP_C_FINITE): New macros.
7319 (loop_constraint_set, loop_constraint_clr, loop_constraint_set_p): New
7321 * cfgloop.c (alloc_loop): Initialize new field.
7322 * cfgloopmanip.c (copy_loop_info): Copy constraints.
7323 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions):
7324 Adjust niter analysis wrto loop constraints.
7325 * doc/loop.texi (@node Number of iterations): Add description for loop
7328 2016-07-29 Marek Polacek <polacek@redhat.com>
7331 * config/i386/i386.c (ix86_expand_args_builtin): Add break.
7332 (ix86_expand_round_builtin): Likewise.
7334 2016-07-29 Segher Boessenkool <segher@kernel.crashing.org>
7335 Georg-Johann Lay <avr@gjlay.de>
7337 PR rtl-optimization/71976
7338 * combine.c (get_last_value): Return 0 if the argument for which
7339 the function is called has a wider mode than the recorded value.
7341 2016-07-29 Marek Polacek <polacek@redhat.com>
7344 * config/rs6000/rs6000.c (altivec_expand_ld_builtin): Add break.
7345 (altivec_expand_st_builtin): Likewise.
7347 2016-07-29 Georg-Johann Lay <avr@gjlay.de>
7349 * config/avr/avr.md (addqi3) [cc]: Revert glitch in insn attribute
7350 introduced in r238381.
7352 2016-07-29 Kugan Vivekanandarajah <kuganv@linaro.org>
7355 * tree-vrp.c (extract_range_from_binary_expr_1): In case of signed
7356 & sign-bit-CST, generate [-INF, 0] instead of [-INF, INF].
7358 2016-07-28 Michael Meissner <meissner@linux.vnet.ibm.com>
7360 * config/rs6000/rs6000-protos.h (rs6000_split_vec_extract_var):
7362 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
7363 Add support for vec_extract of vector double or vector long having
7364 a variable element number on 64-bit ISA 2.07 systems or newer.
7365 * config/rs6000/rs6000.c (rs6000_expand_vector_extract):
7367 (rs6000_split_vec_extract_var): New function to split a
7368 vec_extract built-in function with variable element number.
7369 (rtx_is_swappable_p): Variable vec_extracts and shifts are not
7371 * config/rs6000/vsx.md (UNSPEC_VSX_VSLO): New unspec.
7372 (UNSPEC_VSX_EXTRACT): Likewise.
7373 (vsx_extract_<mode>, VSX_D iterator): Fix constraints to allow
7374 direct move instructions to be generated on 64-bit ISA 2.07
7375 systems and newer, and to take advantage of the ISA 3.0 MFVSRLD
7377 (vsx_vslo_<mode>): New insn to do VSLO on V2DFmode and V2DImode
7378 arguments for vec_extract variable element.
7379 (vsx_extract_<mode>_var, VSX_D iterator): New insn to support
7380 vec_extract with variable element on V2DFmode and V2DImode
7382 * config/rs6000/rs6000.h (TARGET_VEXTRACTUB): Remove
7383 -mupper-regs-df requirement, since it isn't needed.
7384 (TARGET_DIRECT_MOVE_64BIT): New macro to say whether we can
7385 do direct moves on 64-bit systems, which allows optimization of
7386 vec_extract on 64-bit ISA 2.07 systems and newer.
7388 2016-07-28 Kristina Martsenko <kristina.martsenko@arm.com>
7389 2016-07-28 Wilco Dijkstra <wdijkstr@arm.com>
7391 * config/aarch64/aarch64.md
7392 (zero_extend<SHORT:mode><GPI:mode>2_aarch64): Change output
7394 (<optab>qihi2_aarch64): Likewise, and split into two.
7395 (extendqihi2_aarch64): New.
7396 (zero_extendqihi2_aarch64): New.
7397 * config/aarch64/iterators.md (ldrxt): Remove.
7398 * config/aarch64/aarch64.c (aarch64_rtx_costs): Change cost of
7401 2016-07-28 Kristina Martsenko <kristina.martsenko@arm.com>
7403 * config/aarch64/aarch64.c (aarch64_rtx_costs): Fix cost of zero extend.
7405 2016-07-28 Wilco Dijkstra <wdijkstr@arm.com>
7407 * config/aarch64/aarch64.c (aarch64_pushwb_pair_reg): Rename.
7408 (aarch64_push_reg): New function to push 1 or 2 registers.
7409 (aarch64_pop_reg): New function to pop 1 or 2 registers.
7410 (aarch64_expand_prologue): Use aarch64_push_regs.
7411 (aarch64_expand_epilogue): Use aarch64_pop_regs.
7413 2016-07-28 Yuri Rumyantsev <ysrumyan@gmail.com>
7415 PR tree-optimization/71734
7416 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Pass value of safelen
7417 attribute instead of REF_LOOP and use it.
7418 (ref_indep_loop_p_2): Use SAFELEN argument instead of REF_LOOP and
7419 set it for Loops having non-zero safelen attribute.
7420 (ref_indep_loop_p): Pass zero as initial value for safelen.
7422 2016-07-28 Ilya Enkovich <ilya.enkovich@intel.com>
7426 * tree-chkp.c (chkp_retbnd_call_by_val): Check for instrumentation
7427 call using chkp_gimple_call_builtin_p.
7428 (chkp_copy_bounds_for_assign): Likewise.
7430 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7432 * config/alpha/alpha.c (alpha_adjust_cost): Adjust.
7433 * config/arm/arm-protos.h (struct tune_params): Likewise.
7434 * config/arm/arm.c (xscale_sched_adjust_cost): Likewise.
7435 (cortex_a9_sched_adjust_cost): Likewise.
7436 (fa726te_sched_adjust_cost): Likewise.
7437 (arm_adjust_cost): Likewise.
7438 * config/bfin/bfin.c (bfin_adjust_cost): Likewise.
7439 * config/c6x/c6x.c (c6x_adjust_cost): Likewise.
7440 * config/epiphany/epiphany.c (epiphany_adjust_cost): Likewise.
7441 * config/i386/i386.c (ix86_adjust_cost): Likewise.
7442 * config/ia64/ia64.c: Likewise.
7443 * config/m68k/m68k.c: Likewise.
7444 * config/mep/mep.c (mep_adjust_cost): Likewise.
7445 * config/microblaze/microblaze.c (microblaze_adjust_cost):
7447 * config/mips/mips.c (mips_adjust_cost): Likewise.
7448 * config/mn10300/mn10300.c (mn10300_adjust_sched_cost):
7450 * config/pa/pa.c (pa_adjust_cost): Likewise.
7451 * config/rs6000/rs6000.c (rs6000_adjust_cost): Likewise.
7452 (rs6000_debug_adjust_cost): Likewise.
7453 * config/sh/sh.c (sh_adjust_cost): Likewise.
7454 * config/sparc/sparc.c (supersparc_adjust_cost): Likewise.
7455 (hypersparc_adjust_cost): Likewise.
7456 (sparc_adjust_cost): Likewise.
7457 * config/spu/spu.c (spu_sched_adjust_cost): Likewise.
7458 * config/tilegx/tilegx.c (tilegx_sched_adjust_cost): Likewise.
7459 * config/tilepro/tilepro.c (tilepro_sched_adjust_cost):
7461 * config/visium/visium.c (visium_adjust_cost): Likewise.
7462 * doc/tm.texi: Regenerate.
7463 * haifa-sched.c (dep_cost_1): Adjust.
7464 * target.def: Merge adjust_cost and adjust_cost_2.
7466 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7468 * haifa-sched.c (add_to_speculative_block): Make twins a vector.
7470 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7472 * store-motion.c (struct st_expr): Make pattern_regs a vector.
7473 (extract_mentioned_regs): Append to a vector instead of
7474 returning a rtx_expr_list.
7475 (st_expr_entry): Adjust.
7476 (free_st_expr_entry): Likewise.
7477 (store_ops_ok): Likewise.
7478 (store_killed_in_insn): Likewise.
7479 (find_moveable_store): Likewise.
7481 2016-07-28 Martin Liska <mliska@suse.cz>
7483 PR gcov-profile/68025
7484 * tree-profile.c (tree_profiling): Respect
7485 no_profile_instrument_function attribute.
7486 * doc/extend.texi: Document no_profile_instrument_function
7489 2016-07-28 Martin Liska <mliska@suse.cz>
7491 PR rtl-optimization/70944
7492 * combine.c (make_compound_operation):
7493 Do not allow make_compound_operation for vector mode
7495 2016-07-28 Kugan Vivekanandarajah <kuganv@linaro.org>
7498 * tree-ssa-reassoc.c (maybe_optimize_range_tests): Check tcc_comparison
7499 before calling get_ops.
7501 2016-07-27 Bernd Edlinger <bernd.edlinger@hotmail.de>
7503 * defaults.h (LOG2_BITS_PER_UNIT): Move from here...
7504 * tree.h (LOG2_BITS_PER_UNIT): ...to here.
7505 (BITS_PER_UNIT_LOG): Remove.
7506 (int_bit_position): Use LOG2_BITS_PER_UNIT instead of BITS_PER_UNIT_LOG.
7507 * expr.c (expand_assignment): Likewise.
7508 * stor-layout.c (initialize_sizetypes): Likewise.
7510 2016-07-27 Michael Meissner <meissner@linux.vnet.ibm.com>
7512 * config/rs6000/vector.md (vec_extract<mode>): Change the calling
7513 signature of rs6000_expand_vector_extract so that the element
7514 number is a RTX instead of a constant integer.
7515 * config/rs6000/rs6000-protos.h (rs6000_expand_vector_extract):
7517 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Likewise.
7518 (altivec_expand_vec_ext_builtin): Likewise.
7519 * config/rs6000/altivec.md (reduc_plus_scal_<mode>): Likewise.
7520 * config/rs6000/vsx.md (vsx_extract_<mode>): Fix spelling of the
7521 MFVSRLD instruction.
7523 2016-07-27 David Malcolm <dmalcolm@redhat.com>
7525 * input.c (get_pure_location): Move here from tree.c.
7526 (make_location): Likewise. Add header comment.
7527 (selftest::test_accessing_ordinary_linemaps): Verify
7528 pure_location_p, make_location, get_location_from_adhoc_loc and
7530 * input.h (get_pure_location): Move declaration here from tree.h.
7531 (get_finish): Likewise for inline function.
7532 (make_location): Likewise for declaration.
7533 * tree.c (get_pure_location): Move to input.c.
7534 (make_location): Likewise.
7535 * tree.h (get_pure_location): Move declaration to tree.h.
7536 (get_finish): Likewise for inline function.
7537 (make_location): Likewise for declaration.
7539 2016-07-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
7542 * match.pd (x / abs(x) -> copysign(1.0, x)): New pattern.
7544 2016-07-27 David Malcolm <dmalcolm@redhat.com>
7546 * system.h (STATIC_ASSERT): Use static_assert if building
7549 2016-07-27 Richard Biener <rguenther@suse.de>
7551 PR tree-optimization/72517
7552 * tree-vect-data-refs.c (vect_analyze_data_ref_dependences):
7553 Revert change to not compute read-read dependences.
7555 2016-07-27 Richard Biener <rguenther@suse.de>
7557 * predict.c (set_even_probabilities): Make nedges unsigned.
7559 2016-07-27 Martin Liska <mliska@suse.cz>
7561 * predict.c (set_even_probabilities): Handle unlikely edges.
7562 (combine_predictions_for_bb): Likewise.
7564 2016-07-26 Michael Meissner <meissner@linux.vnet.ibm.com>
7567 * config/rs6000/rs6000.c (rs6000_generate_compare): Rework
7568 __float128 support when we don't have hardware support, so that
7569 the IEEE built-in functions like isgreater, first call __unordkf3
7570 to make sure neither operand is a NaN, and if both operands are
7571 ordered, do the normal comparison.
7573 2016-07-26 Patrick Palka <ppalka@gcc.gnu.org>
7575 * tree-vrp.c (dump_asserts_for): Print loc->expr instead of
7577 (extract_code_and_val_from_cond_with_ops): Verify that name is
7578 either cond_op0 or cond_op1.
7580 2016-07-26 Patrick Palka <ppalka@gcc.gnu.org>
7582 PR tree-optimization/18046
7583 * genmodes.c (emit_mode_size_inline): Emit an assert that
7584 verifies that mode is a valid array index.
7585 (emit_mode_nuinits_inline): Likewise.
7586 (emit_mode_inner_inline): Likewise.
7587 (emit_mode_unit_size_inline): Likewise.
7588 (emit_mode_unit_precision_inline): Likewise.
7589 * tree-vrp.c: Include params.h.
7590 (find_switch_asserts): Register edge assertions for the default
7591 label which correspond to the anti-ranges of each case label.
7592 * params.def (PARAM_MAX_VRP_SWITCH_ASSERTIONS): New.
7593 * doc/invoke.texi: Document it.
7595 2016-07-26 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7597 * gimple-ssa-strength-reduction.c (slsr_process_phi): Remove dead
7598 and unnecessary call to gimple_bb.
7600 2016-07-26 Richard Biener <rguenther@suse.de>
7602 PR rtl-optimization/71984
7603 * simplify-rtx.c (simplify_subreg): Use GET_MODE_SIZE and prepare
7606 2016-07-26 Richard Biener <rguenther@suse.de>
7609 * expmed.c (extract_bit_field_1): Constrain the vector mode
7610 with element size matching the extraction mode size when
7611 choosing a better vector mode to do the extraction from.
7613 2016-07-26 Richard Biener <rguenther@suse.de>
7614 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
7617 * match.pd ((intptr)x eq/ne CST to x eq/ne (typeof x) CST): New
7620 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7622 * tree-ssa-structalias.c (struct scc_info): Change types of
7623 members to auto_sbitmap and auto_vec.
7624 (scc_info::scc_info): New constructor.
7625 (scc_info::~scc_info): New destructor.
7626 (init_scc_info): Remove.
7627 (free_scc_info): Remove.
7628 (find_indirect_cycles): Adjust.
7629 (perform_var_substitution): Likewise.
7630 (free_var_substitution_info): Likewise.
7632 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7634 * tree-outof-ssa.c (struct elim_graph): Change type of members
7635 to auto_vec and auto_sbitmap.
7636 (elim_graph::elim_graph): New constructor.
7637 (delete_elim_graph): Remove.
7638 (expand_phi_nodes): Adjust.
7640 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7642 * tree-outof-ssa.c (struct elim_graph): Remove typedef.
7643 (new_elim_graph): Adjust.
7644 (clear_elim_graph): Likewise.
7645 (delete_elim_graph): Likewise.
7646 (elim_graph_size): Likewise.
7647 (elim_graph_add_node): Likewise.
7648 (elim_graph_add_edge): Likewise.
7649 (elim_graph_remove_succ_edge): Likewise.
7650 (eliminate_name): Likewise.
7651 (eliminate_build): Likewise.
7652 (elim_forward): Likewise.
7653 (elim_unvisited_predecessor): Likewise.
7654 (elim_backward): Likewise.
7655 (elim_create): Likewise.
7656 (eliminate_phi): Likewise.
7657 (expand_phi_nodes): Likewise.
7659 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7661 * bt-load.c (compute_out): Use auto_sbitmap class.
7662 (link_btr_uses): Likewise.
7663 * cfganal.c (mark_dfs_back_edges): Likewise.
7664 (post_order_compute): Likewise.
7665 (inverted_post_order_compute): Likewise.
7666 (pre_and_rev_post_order_compute_fn): Likewise.
7667 (single_pred_before_succ_order): Likewise.
7668 * cfgexpand.c (pass_expand::execute): Likewise.
7669 * cfgloop.c (verify_loop_structure): Likewise.
7670 * cfgloopmanip.c (fix_bb_placements): Likewise.
7671 (remove_path): Likewise.
7672 (update_dominators_in_loop): Likewise.
7673 * cfgrtl.c (break_superblocks): Likewise.
7674 * ddg.c (check_sccs): Likewise.
7675 (create_ddg_all_sccs): Likewise.
7676 * df-core.c (df_worklist_dataflow): Likewise.
7677 * dse.c (dse_step3): Likewise.
7678 * except.c (eh_region_outermost): Likewise.
7679 * function.c (thread_prologue_and_epilogue_insns): Likewise.
7680 * gcse.c (prune_expressions): Likewise.
7681 (prune_insertions_deletions): Likewise.
7682 * gimple-ssa-backprop.c (backprop::~backprop): Likewise.
7683 * graph.c (draw_cfg_nodes_no_loops): Likewise.
7684 * ira-lives.c (remove_some_program_points_and_update_live_ranges): Likewise.
7685 * lcm.c (compute_earliest): Likewise.
7686 (compute_farthest): Likewise.
7687 * loop-unroll.c (unroll_loop_constant_iterations): Likewise.
7688 (unroll_loop_runtime_iterations): Likewise.
7689 (unroll_loop_stupid): Likewise.
7690 * lower-subreg.c (decompose_multiword_subregs): Likewise.
7691 * lra-lives.c: Likewise.
7692 * lra.c (lra): Likewise.
7693 * modulo-sched.c (schedule_reg_moves): Likewise.
7694 (optimize_sc): Likewise.
7695 (get_sched_window): Likewise.
7696 (sms_schedule_by_order): Likewise.
7697 (check_nodes_order): Likewise.
7698 (order_nodes_of_sccs): Likewise.
7699 (order_nodes_in_scc): Likewise.
7700 * recog.c (split_all_insns): Likewise.
7701 * regcprop.c (pass_cprop_hardreg::execute): Likewise.
7702 * reload1.c (reload): Likewise.
7703 * sched-rgn.c (haifa_find_rgns): Likewise.
7704 (split_edges): Likewise.
7705 (compute_trg_info): Likewise.
7706 * sel-sched.c (init_seqno): Likewise.
7707 * store-motion.c (remove_reachable_equiv_notes): Likewise.
7708 * tree-into-ssa.c (update_ssa): Likewise.
7709 * tree-ssa-live.c (live_worklist): Likewise.
7710 * tree-ssa-loop-im.c (fill_always_executed_in): Likewise.
7711 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
7713 (try_peel_loop): Likewise.
7714 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
7716 * tree-ssa-pre.c (compute_antic): Likewise.
7717 * tree-ssa-reassoc.c (undistribute_ops_list): Likewise.
7718 * tree-stdarg.c (reachable_at_most_once): Likewise.
7719 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Likewise.
7720 * var-tracking.c (vt_find_locations): Likewise.
7722 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7724 * sbitmap.h (auto_sbitmap): New class.
7726 2016-07-26 Alan Modra <amodra@gmail.com>
7729 * config/rs6000/rs6000.c (rs6000_secondary_reload): Initialize
7732 2016-07-25 David Malcolm <dmalcolm@redhat.com>
7734 * input.c (selftest::temp_source_file::temp_source_file): Fix
7735 missing "%s" in fprintf.
7737 2016-07-25 John David Anglin <danglin@gcc.gnu.org>
7740 * cselib.c (cselib_process_insn): Invalidate argument slots for
7743 2016-07-25 Jiong Wang <jiong.wang@arm.com>
7745 * config/aarch64/arm_neon.h (vfmah_lane_f16, vfmah_laneq_f16,
7746 vfmsh_lane_f16, vfmsh_laneq_f16, vmulh_lane_f16, vmulh_laneq_f16,
7747 vmulxh_lane_f16, vmulxh_laneq_f16): New.
7749 2016-07-25 Jiong Wang <jiong.wang@arm.com>
7751 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
7752 * config/aarch64/aarch64.md (fma, fnma): Support HF.
7753 * config/aarch64/arm_fp16.h (vfmah_f16, vfmsh_f16): New.
7755 2016-07-25 Jiong Wang <jiong.wang@arm.com>
7757 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
7758 * config/aarch64/aarch64.md (<FCVT_F2FIXED:fcvt_fixed_insn>hf<mode>3):
7760 (<FCVT_FIXED2F:fcvt_fixed_insn><mode>hf3): Likewise.
7761 (add<mode>3): Likewise.
7762 (sub<mode>3): Likewise.
7763 (mul<mode>3): Likewise.
7764 (div<mode>3): Likewise.
7765 (*div<mode>3): Likewise.
7766 (<fmaxmin><mode>3): Extend to HF.
7767 * config/aarch64/aarch64-simd.md (aarch64_rsqrts<mode>): Likewise.
7768 (fabd<mode>3): Likewise.
7769 (<FCVT_F2FIXED:fcvt_fixed_insn><VHSDF_HSDF:mode>3): Likewise.
7770 (<FCVT_FIXED2F:fcvt_fixed_insn><VHSDI_HSDI:mode>3): Likewise.
7771 (aarch64_fmulx<mode>): Likewise.
7772 (aarch64_fac<optab><mode>): Likewise.
7773 (aarch64_frecps<mode>): Likewise.
7774 (<FCVT_F2FIXED:fcvt_fixed_insn>hfhi3): New.
7775 (<FCVT_FIXED2F:fcvt_fixed_insn>hihf3): Likewise.
7776 * config/aarch64/iterators.md (VHSDF_SDF): Delete.
7777 (VSDQ_HSDI): Support HI.
7778 (fcvt_target, FCVT_TARGET): Likewise.
7779 * config/aarch64/arm_fp16.h (vaddh_f16, vsubh_f16, vabdh_f16,
7780 vcageh_f16, vcagth_f16, vcaleh_f16, vcalth_f16, vceqh_f16, vcgeh_f16,
7781 vcgth_f16, vcleh_f16, vclth_f16, vcvth_n_f16_s16, vcvth_n_f16_s32,
7782 vcvth_n_f16_s64, vcvth_n_f16_u16, vcvth_n_f16_u32, vcvth_n_f16_u64,
7783 vcvth_n_s16_f16, vcvth_n_s32_f16, vcvth_n_s64_f16, vcvth_n_u16_f16,
7784 vcvth_n_u32_f16, vcvth_n_u64_f16, vdivh_f16, vmaxh_f16, vmaxnmh_f16,
7785 vminh_f16, vminnmh_f16, vmulh_f16, vmulxh_f16, vrecpsh_f16,
7788 2016-07-25 Jiong Wang <jiong.wang@arm.com>
7790 * config.gcc (aarch64*-*-*): Install arm_fp16.h.
7791 * config/aarch64/aarch64-builtins.c (hi_UP): New.
7792 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
7793 * config/aarch64/aarch64-simd.md (aarch64_frsqrte<mode>): Extend to HF
7795 (aarch64_frecp<FRECP:frecp_suffix><mode>): Likewise.
7796 (aarch64_cm<optab><mode>): Likewise.
7797 * config/aarch64/aarch64.md (<frint_pattern><mode>2): Likewise.
7798 (l<fcvt_pattern><su_optab><GPF:mode><GPI:mode>2): Likewise.
7799 (fix_trunc<GPF:mode><GPI:mode>2): Likewise.
7800 (sqrt<mode>2): Likewise.
7801 (*sqrt<mode>2): Likewise.
7802 (abs<mode>2): Likewise.
7803 (<optab><mode>hf2): New pattern for HF mode.
7804 (<optab>hihf2): Likewise.
7805 * config/aarch64/arm_neon.h: Include arm_fp16.h.
7806 * config/aarch64/iterators.md (GPF_F16, GPI_F16, VHSDF_HSDF): New.
7807 (w1, w2, v, s, q, Vmtype, V_cmp_result, fcvt_iesize, FCVT_IESIZE):
7809 * config/aarch64/arm_fp16.h: New file.
7810 (vabsh_f16, vceqzh_f16, vcgezh_f16, vcgtzh_f16, vclezh_f16, vcltzh_f16,
7811 vcvth_f16_s16, vcvth_f16_s32, vcvth_f16_s64, vcvth_f16_u16,
7812 vcvth_f16_u32, vcvth_f16_u64, vcvth_s16_f16, vcvth_s32_f16,
7813 vcvth_s64_f16, vcvth_u16_f16, vcvth_u32_f16, vcvth_u64_f16,
7814 vcvtah_s16_f16, vcvtah_s32_f16, vcvtah_s64_f16, vcvtah_u16_f16,
7815 vcvtah_u32_f16, vcvtah_u64_f16, vcvtmh_s16_f16, vcvtmh_s32_f16,
7816 vcvtmh_s64_f16, vcvtmh_u16_f16, vcvtmh_u32_f16, vcvtmh_u64_f16,
7817 vcvtnh_s16_f16, vcvtnh_s32_f16, vcvtnh_s64_f16, vcvtnh_u16_f16,
7818 vcvtnh_u32_f16, vcvtnh_u64_f16, vcvtph_s16_f16, vcvtph_s32_f16,
7819 vcvtph_s64_f16, vcvtph_u16_f16, vcvtph_u32_f16, vcvtph_u64_f16,
7820 vnegh_f16, vrecpeh_f16, vrecpxh_f16, vrndh_f16, vrndah_f16, vrndih_f16,
7821 vrndmh_f16, vrndnh_f16, vrndph_f16, vrndxh_f16, vrsqrteh_f16,
7824 2016-07-25 Jiong Wang <jiong.wang@arm.com>
7826 * config/aarch64/aarch64-simd-builtins.def (reduc_smax_scal_,
7827 reduc_smin_scal_): Use VDQIF_F16.
7828 (reduc_smax_nan_scal_, reduc_smin_nan_scal_): Use VHSDF.
7829 * config/aarch64/aarch64-simd.md (reduc_<maxmin_uns>_scal_<mode>):
7831 (aarch64_reduc_<maxmin_uns>_internal<mode>): Likewise.
7832 * config/aarch64/iterators.md (VDQIF_F16): New.
7833 (vp): Support HF modes.
7834 * config/aarch64/arm_neon.h (vmaxv_f16, vmaxvq_f16, vminv_f16,
7835 vminvq_f16, vmaxnmv_f16, vmaxnmvq_f16, vminnmv_f16, vminnmvq_f16): New.
7837 2016-07-25 Jiong Wang <jiong.wang@arm.com>
7839 * config/aarch64/aarch64-simd.md (*aarch64_mulx_elt_to_64v2df): Rename to
7840 "*aarch64_mulx_elt_from_dup<mode>".
7841 (*aarch64_mul3_elt<mode>): Update schedule type.
7842 (*aarch64_mul3_elt_from_dup<mode>): Likewise.
7843 (*aarch64_fma4_elt_from_dup<mode>): Likewise.
7844 (*aarch64_fnma4_elt_from_dup<mode>): Likewise.
7845 * config/aarch64/iterators.md (VMUL): Supprt half precision float modes.
7846 (f, fp): Support HF modes.
7847 * config/aarch64/arm_neon.h (vfma_lane_f16, vfmaq_lane_f16,
7848 vfma_laneq_f16, vfmaq_laneq_f16, vfma_n_f16, vfmaq_n_f16, vfms_lane_f16,
7849 vfmsq_lane_f16, vfms_laneq_f16, vfmsq_laneq_f16, vfms_n_f16,
7850 vfmsq_n_f16, vmul_lane_f16, vmulq_lane_f16, vmul_laneq_f16,
7851 vmulq_laneq_f16, vmul_n_f16, vmulq_n_f16, vmulx_lane_f16,
7852 vmulxq_lane_f16, vmulx_laneq_f16, vmulxq_laneq_f16): New.
7854 2016-07-25 Jiong Wang <jiong.wang@arm.com>
7856 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
7857 * config/aarch64/aarch64-simd.md (fma<mode>4, fnma<mode>4): Extend to HF
7859 * config/aarch64/arm_neon.h (vfma_f16, vfmaq_f16, vfms_f16,
7862 2016-07-25 Jiong Wang <jiong.wang@arm.com>
7864 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
7865 * config/aarch64/aarch64-simd.md
7866 (aarch64_rsqrts<mode>): Extend to HF modes.
7867 (fabd<mode>3): Likewise.
7868 (<FCVT_F2FIXED:fcvt_fixed_insn><VHSDF_SDF:mode>3): Likewise.
7869 (<FCVT_FIXED2F:fcvt_fixed_insn><VHSDI_SDI:mode>3): Likewise.
7870 (aarch64_<maxmin_uns>p<mode>): Likewise.
7871 (<su><maxmin><mode>3): Likewise.
7872 (<maxmin_uns><mode>3): Likewise.
7873 (<fmaxmin><mode>3): Likewise.
7874 (aarch64_faddp<mode>): Likewise.
7875 (aarch64_fmulx<mode>): Likewise.
7876 (aarch64_frecps<mode>): Likewise.
7877 (*aarch64_fac<optab><mode>): Rename to aarch64_fac<optab><mode>.
7878 (add<mode>3): Extend to HF modes.
7879 (sub<mode>3): Likewise.
7880 (mul<mode>3): Likewise.
7881 (div<mode>3): Likewise.
7882 (*div<mode>3): Likewise.
7883 * config/aarch64/aarch64.c (aarch64_emit_approx_div): Return false for
7885 * config/aarch64/iterators.md (VDQ_HSDI, VSDQ_HSDI): New mode iterator.
7886 * config/aarch64/arm_neon.h (vadd_f16, vaddq_f16, vabd_f16, vabdq_f16,
7887 vcage_f16, vcageq_f16, vcagt_f16, vcagtq_f16, vcale_f16, vcaleq_f16,
7888 vcalt_f16, vcaltq_f16, vceq_f16, vceqq_f16, vcge_f16, vcgeq_f16,
7889 vcgt_f16, vcgtq_f16, vcle_f16, vcleq_f16, vclt_f16, vcltq_f16,
7890 vcvt_n_f16_s16, vcvtq_n_f16_s16, vcvt_n_f16_u16, vcvtq_n_f16_u16,
7891 vcvt_n_s16_f16, vcvtq_n_s16_f16, vcvt_n_u16_f16, vcvtq_n_u16_f16,
7892 vdiv_f16, vdivq_f16, vdup_lane_f16, vdup_laneq_f16, vdupq_lane_f16,
7893 vdupq_laneq_f16, vdups_lane_f16, vdups_laneq_f16, vmax_f16, vmaxq_f16,
7894 vmaxnm_f16, vmaxnmq_f16, vmin_f16, vminq_f16, vminnm_f16, vminnmq_f16,
7895 vmul_f16, vmulq_f16, vmulx_f16, vmulxq_f16, vpadd_f16, vpaddq_f16,
7896 vpmax_f16, vpmaxq_f16, vpmaxnm_f16, vpmaxnmq_f16, vpmin_f16, vpminq_f16,
7897 vpminnm_f16, vpminnmq_f16, vrecps_f16, vrecpsq_f16, vrsqrts_f16,
7898 vrsqrtsq_f16, vsub_f16, vsubq_f16): New.
7900 2016-07-25 Jiong Wang <jiong.wang@arm.com>
7902 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New.
7903 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
7904 * config/aarch64/aarch64-simd.md (aarch64_rsqrte<mode>): Extend to HF modes.
7905 (neg<mode>2): Likewise.
7906 (abs<mode>2): Likewise.
7907 (<frint_pattern><mode>2): Likewise.
7908 (l<fcvt_pattern><su_optab><VDQF:mode><fcvt_target>2): Likewise.
7909 (<optab><VDQF:mode><fcvt_target>2): Likewise.
7910 (<fix_trunc_optab><VDQF:mode><fcvt_target>2): Likewise.
7911 (ftrunc<VDQF:mode>2): Likewise.
7912 (<optab><fcvt_target><VDQF:mode>2): Likewise.
7913 (sqrt<mode>2): Likewise.
7914 (*sqrt<mode>2): Likewise.
7915 (aarch64_frecpe<mode>): Likewise.
7916 (aarch64_cm<optab><mode>): Likewise.
7917 * config/aarch64/aarch64.c (aarch64_emit_approx_sqrt): Return false for
7919 * config/aarch64/iterators.md (VHSDF, VHSDF_DF, VHSDF_SDF): New.
7920 (VDQF_COND, fcvt_target, FCVT_TARGET, hcon): Extend mode attribute to HF modes.
7922 * config/aarch64/arm_neon.h (vdup_n_f16): New.
7923 (vdupq_n_f16): Likewise.
7924 (vld1_dup_f16): Use vdup_n_f16.
7925 (vld1q_dup_f16): Use vdupq_n_f16.
7926 (vabs_f16, vabsq_f16, vceqz_f16, vceqzq_f16, vcgez_f16, vcgezq_f16,
7927 vcgtz_f16, vcgtzq_f16, vclez_f16, vclezq_f16, vcltz_f16, vcltzq_f16,
7928 vcvt_f16_s16, vcvtq_f16_s16, vcvt_f16_u16, vcvtq_f16_u16, vcvt_s16_f16,
7929 vcvtq_s16_f16, vcvt_u16_f16, vcvtq_u16_f16, vcvta_s16_f16,
7930 vcvtaq_s16_f16, vcvta_u16_f16, vcvtaq_u16_f16, vcvtm_s16_f16,
7931 vcvtmq_s16_f16, vcvtm_u16_f16, vcvtmq_u16_f16, vcvtn_s16_f16,
7932 vcvtnq_s16_f16, vcvtn_u16_f16, vcvtnq_u16_f16, vcvtp_s16_f16,
7933 vcvtpq_s16_f16, vcvtp_u16_f16, vcvtpq_u16_f16, vneg_f16, vnegq_f16,
7934 vrecpe_f16, vrecpeq_f16, vrnd_f16, vrndq_f16, vrnda_f16, vrndaq_f16,
7935 vrndi_f16, vrndiq_f16, vrndm_f16, vrndmq_f16, vrndn_f16, vrndnq_f16,
7936 vrndp_f16, vrndpq_f16, vrndx_f16, vrndxq_f16, vrsqrte_f16, vrsqrteq_f16,
7937 vsqrt_f16, vsqrtq_f16): New.
7939 2016-07-25 Jiong Wang <jiong.wang@arm.com>
7941 * config/aarch64/aarch64-simd.md
7942 (aarch64_<PERMUTE:perm_insn><PERMUTE:perm_hilo><mode>): Use VALL_F16.
7943 (aarch64_ext<mode>): Likewise.
7944 (aarch64_rev<REVERSE:rev_op><mode>): Likewise.
7945 * config/aarch64/aarch64.c (aarch64_evpc_trn, aarch64_evpc_uzp,
7946 aarch64_evpc_zip, aarch64_evpc_ext, aarch64_evpc_rev): Support V4HFmode
7948 * config/aarch64/arm_neon.h (__INTERLEAVE_LIST): Support float16x4_t,
7950 (__aarch64_vdup_lane_f16, __aarch64_vdup_laneq_f16,
7951 __aarch64_vdupq_lane_f16, __aarch64_vdupq_laneq_f16, vbsl_f16,
7952 vbslq_f16, vdup_n_f16, vdupq_n_f16, vdup_lane_f16, vdup_laneq_f16,
7953 vdupq_lane_f16, vdupq_laneq_f16, vduph_lane_f16, vduph_laneq_f16,
7954 vext_f16, vextq_f16, vmov_n_f16, vmovq_n_f16, vrev64_f16, vrev64q_f16,
7955 vtrn1_f16, vtrn1q_f16, vtrn2_f16, vtrn2q_f16, vtrn_f16, vtrnq_f16,
7956 vuzp1_f16, vuzp1q_f16, vuzp2_f16, vuzp2q_f16, vzip1_f16, vzip2q_f16):
7958 (vmov_n_f16): Reimplement using vdup_n_f16.
7959 (vmovq_n_f16): Reimplement using vdupq_n_f16..
7961 2016-07-25 Jiong Wang <jiong.wang@arm.com>
7963 * config/aarch64/aarch64.c (aarch64_add_constant): New parameter
7964 "frame_related_p". Generate CFA annotation when it's necessary.
7965 (aarch64_expand_prologue): Use aarch64_add_constant.
7966 (aarch64_expand_epilogue): Likewise.
7967 (aarch64_output_mi_thunk): Pass "false" when calling
7968 aarch64_add_constant.
7970 2016-07-25 Jiong Wang <jiong.wang@arm.com>
7972 * config/aarch64/aarch64.c (aarch64_add_constant): Optimize instruction
7975 2016-07-25 Jiong Wang <jiong.wang@arm.com>
7977 * config/aarch64/aarch64.c (aarch64_add_constant): New parameter "mode".
7978 Use aarch64_internal_mov_immediate instead of aarch64_build_constant.
7979 (aarch64_output_mi_thunk): Pass Pmode when calling aarch64_add_constant.
7980 (aarch64_build_constant): Delete.
7982 2016-07-25 Alexander Monakov <amonakov@ispras.ru>
7985 2016-07-20 Alexander Monakov <amonakov@ispras.ru>
7987 * config/nvptx/nvptx.c (nvptx_option_override): Do not set
7988 flag_toplevel_reorder.
7990 2016-07-25 Richard Biener <rguenther@suse.de>
7992 * cgraph.c (cgraph_node::verify_node): Compare against builtin
7993 by using DECL_BUILT_IN_CLASS and DECL_FUNCTION_CODE.
7994 * tree-chkp.c (chkp_gimple_call_builtin_p): Likewise.
7995 * tree-streamer.h (streamer_handle_as_builtin_p): Remove.
7996 (streamer_get_builtin_tree): Likewise.
7997 (streamer_write_builtin): Likewise.
7998 * lto-streamer.h (LTO_builtin_decl): Remove.
7999 * lto-streamer-in.c (lto_read_tree_1): Remove assert.
8000 (lto_input_scc): Remove LTO_builtin_decl handling.
8001 (lto_input_tree_1): Liekwise.
8002 * lto-streamer-out.c (lto_output_tree_1): Remove special
8003 handling of builtins.
8004 (DFS::DFS): Likewise.
8005 * tree-streamer-in.c (streamer_get_builtin_tree): Remove.
8006 * tree-streamer-out.c (pack_ts_function_decl_value_fields): Remove
8008 (streamer_write_builtin): Remove.
8010 2016-07-25 Martin Liska <mliska@suse.cz>
8012 * lto-cgraph.c (input_symtab): Don't call get_working_sets
8013 if flag_auto_profile is set to true.
8015 2016-07-25 Martin Liska <mliska@suse.cz>
8017 PR gcov-profile/71868
8018 * cfgloopanal.c (expected_loop_iterations_unbounded): When we
8019 have a function with multiple latches, count them all.
8021 2016-07-25 Martin Liska <mliska@suse.cz>
8023 * tree-ssa-loop-niter.c (loop_only_exit_p): Release body array.
8025 2016-07-25 Martin Liska <mliska@suse.cz>
8027 PR tree-optimization/71987
8028 * tree-ssa-reassoc.c (maybe_optimize_range_tests): Call get_ops
8029 just for SSA_NAMEs. Fix GNU coding style.
8031 2016-07-25 Martin Liska <mliska@suse.cz>
8033 PR gcov-profile/64874
8034 * gcov-io.h: Update command about file format.
8035 * gcov-iov.c (main): Adapt the numbering scheme.
8037 2016-07-24 Kugan Vivekanandarajah <kuganv@linaro.org>
8040 * tree-ssa-reassoc.c (optimize_vec_cond_expr): Handle tcc_compare stmt
8041 whose result is used in PHI.
8042 (final_range_test_p): Likewise.
8043 (maybe_optimize_range_tests): Likewise.
8045 2016-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
8047 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
8048 Reformat two multi-line strings.
8050 2016-07-22 Martin Sebor <msebor@redhat.com>
8052 * doc/extend.texi (Compound Literals): Add '@' missed in last commit.
8054 2016-07-22 Martin Sebor <msebor@redhat.com>
8057 * doc/extend.texi (Compound Literals): Correct and clarify.
8058 (Cast to Union): Same.
8060 2016-07-22 Kelvin Nilsen <kelvin@gcc.gnu.org>
8062 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
8063 comments to explain why certain error messages make mention of
8064 undocumented options.
8065 (rs6000_invalid_builtin): Change error messages to replace mention
8066 of undocumented options with mention of the -mcpu=power9 option
8067 that enables those undocumented options.
8068 * config/rs6000/rs6000.h (MASK_FLOAT128): New macro.
8069 (RS6000_BTM_FLOAT128): Use the new MASK_FLOAT128 macro in the
8070 definition of this macro to correct an existing error.
8071 * config/rs6000/rs6000.opt: Add the Undocumented qualifier to the
8072 mpower9-fusion, mpower9-vector, mpower9-dform, and mmodulo entries.
8073 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Modify
8074 descriptions of built-in functions so that they depend on
8075 -mcpu=power9 instead of on the corresponding undocumented flags.
8076 * doc/invoke.texi (Option Summary): Remove all mention of newly
8078 (IBM RS/6000 and PowerPC Options): Likewise.
8079 * doc/md.texi (Constraints for Particuliar Machines): Remove all
8080 mention of newly undocumented flags.
8082 2016-07-22 Evgeny Stupachenko <evstupac@gmail.com>
8084 * ipa-cp.c (determine_versionability): Do not create constprop clones,
8085 when target_clones attribute is set.
8087 2016-07-22 Bin Cheng <bin.cheng@arm.com>
8089 * common.opt (funsafe-loop-optimizations): Mark ignore.
8090 * doc/invoke.texi (funsafe-loop-optimizations): Remove.
8091 * loop-iv.c (get_simple_loop_desc): Remove unsafe-loop-optimizations
8093 * tree-ssa-loop-niter.c (finite_loop_p): Ditto.
8094 * config/bfin/bfin.c (bfin_can_use_doloop_p): Ditto.
8096 2016-07-22 Bin Cheng <bin.cheng@arm.com>
8098 * tree-ssa-loop-niter.h (number_of_iterations_exit_assumptions): New
8100 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions): New
8102 (number_of_iterations_exit): Warn missed loop optimization for
8103 possible infinite loops.
8105 2016-07-22 Segher Boessenkool <segher@kernel.crashing.org>
8108 * config/rs6000/rs6000.c (rs6000_file_start): Fix condition for
8109 when to emit a ".machine" pseudo-op.
8111 2016-07-22 Martin Liska <mliska@suse.cz>
8113 PR gcov-profile/69028
8114 PR gcov-profile/62047
8115 * coverage.c (coverage_compute_lineno_checksum): Do not
8116 calculate checksum for fns w/o xloc.file.
8117 (coverage_compute_profile_id): Likewise.
8119 2016-07-22 Georg-Johann Lay <avr@gjlay.de>
8121 * config/avr/avr.c (TARGET_SECONDARY_RELOAD): Remove hook define...
8122 (avr_secondary_reload): ...and implementation.
8123 (avr_adjust_insn_length) [ADJUST_LEN_LPM]: Remove handling.
8124 * config/avr/avr.md (reload_in<mode>): Remove insns.
8125 (adjust_len) [lpm]: Remove insn attribute value.
8126 * config/avr/predicates.md (flash_operand): Remove insn predicate.
8128 2016-07-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
8131 * builtin-attrs.def (ATTR_RT_NOTHROW_LEAF_LIST): New return twice
8133 * builtins.def (BUILT_IN_SETJMP): Use ATTR_RT_NOTHROW_LEAF_LIST here.
8134 * calls.c (special_function_p): Remove the special handling of the
8135 "__builtin_" prefix.
8137 2016-07-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
8140 * calls.c (gimple_maybe_alloca_call_p): New function. Return true
8141 if STMT may be an alloca call.
8142 (gimple_alloca_call_p, alloca_call_p): Return only true for the
8143 builtin alloca call.
8144 * calls.h (gimple_maybe_alloca_call_p): New function.
8145 * tree-inline.c (inline_forbidden_p_stmt): Use
8146 gimple_maybe_alloca_call_p here.
8148 2016-07-21 David Malcolm <dmalcolm@redhat.com>
8150 * spellcheck-tree.c (best_macro_match::best_macro_match):
8151 Explictly specify the template arguments when invoking the base
8152 class constructor, to help older C++ compilers.
8154 2016-07-21 Jakub Jelinek <jakub@redhat.com>
8157 * asan.c (asan_dynamic_init_call): Call asan_init_shadow_ptr_types
8158 before builtin_decl_implicit.
8160 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
8162 * optabs.c (emit_condiitonal_move): Short circuit for identical
8165 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
8167 * ifcvt.c (noce_if_info): New fields: speed_p, original_cost,
8168 max_seq_cost. Removed fields: then_cost, else_cost, branch_cost.
8169 (noce_conversion_profitable_p): New.
8170 (noce_try_store_flag_constants): Use it.
8171 (noce_try_addcc): Likewise.
8172 (noce_try_store_flag_mask): Likewise.
8173 (noce_try_cmove): Likewise.
8174 (noce_try_cmove_arith): Likewise.
8175 (bb_valid_for_noce_process_p): Add to the cost parameter rather than
8177 (noce_convert_multiple_sets): Move cost model to here, from...
8178 (bb_ok_for_noce_convert_multiple_sets) ...here.
8179 (noce_process_if_block): Update calls for above changes.
8180 (noce_find_if_block): Record new noce_if_info parameters.
8182 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
8184 * target.def (max_noce_ifcvt_seq_cost): New.
8185 * doc/tm.texi.in (TARGET_MAX_NOCE_IFCVT_SEQ_COST): Document it.
8186 * doc/tm.texi: Regenerate.
8187 * targhooks.h (default_max_noce_ifcvt_seq_cost): New.
8188 * targhooks.c (default_max_noce_ifcvt_seq_cost): New.
8189 * params.def (PARAM_MAX_RTL_IF_CONVERSION_PREDICTABLE_COST): New.
8190 (PARAM_MAX_RTL_IF_CONVERSION_UNPREDICTABLE_COST): Likewise.
8191 * doc/invoke.texi: Document new params.
8193 2016-07-21 Richard Biener <rguenther@suse.de>
8195 PR tree-optimization/71947
8196 * tree-vrp.c (extract_range_from_assert): Singleton symbolic
8197 ranges have useful limit_vr information.
8199 2016-07-21 Richard Biener <rguenther@suse.de>
8201 * function-tests.c (build_trivial_generic_function): Set
8202 BLOCK_SUPERCONTEXT of DECL_INITIAL.
8203 * omp-low.c (create_omp_child_function): Likewise.
8204 (grid_expand_target_grid_body): Likewise.
8205 * cgraphunit.c (init_lowered_empty_function): Likewise.
8206 (cgraph_node::expand_thunk): Likewise.
8207 * tree-parloops.c (create_loop_fn): Likewise.
8208 * ipa.c (cgraph_build_static_cdtor_1): Likewise.
8210 2016-07-21 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
8212 * tree-ssa-strlen.c (strlen_dom_walker::before_dom_children): Fix typo
8215 2016-07-21 Georg-Johann Lay <avr@gjlay.de>
8217 * config/avr/avr.md (any_extract, any_shiftrt): New code iterators.
8218 (*insv.extract, *insv.shiftrt, *insv.not-bit.0, *insv.not-bit.7)
8219 (*insv.xor-extract, *insv.xor1-bit.0): New insns.
8220 (adjust_len) [insv_notbit, insv_notbit_0, insv_notbit_7]: New
8221 values for insn attribute.
8222 * config/avr/avr.c (avr_out_insert_notbit): New function.
8223 (avr_adjust_insn_length): Handle ADJUST_LEN_INSV_NOTBIT,
8224 ADJUST_LEN_INSV_NOTBIT_0/_7.
8225 * config/avr/avr-protos.h (avr_out_insert_notbit): New proto.
8227 2016-07-21 Bin Cheng <bin.cheng@arm.com>
8229 * tree-chrec.c (convert_affine_scev): New parameter. Pass new arg.
8230 (chrec_convert_1, chrec_convert): Ditto.
8231 * tree-chrec.h (chrec_convert, convert_affine_scev): New parameter.
8232 * tree-scalar-evolution.c (interpret_rhs_expr): Pass new arg.
8233 * tree-vrp.c (adjust_range_with_scev): Ditto.
8234 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Ditto.
8235 (scev_var_range_cant_overflow): New function.
8236 (scev_probably_wraps_p): New parameter. Call above function.
8237 * tree-ssa-loop-niter.h (scev_probably_wraps_p): New parameter.
8239 2016-07-21 Bin Cheng <bin.cheng@arm.com>
8241 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Clean up
8242 by removing computation of may_be_zero.
8244 2016-07-21 Jakub Jelinek <jakub@redhat.com>
8246 * tree-object-size.c (unknown): Use HOST_WIDE_INT_M1U instead of -1.
8248 2016-07-21 Andrew Sutton <andrew.n.sutton@gmail.com>
8250 Improving concepts performance and diagnostics.
8251 * timevar.def (TV_CONSTRAINT_SAT, TV_CONSTRAINT_SUB): New time vars
8252 for constraint satisfaction and subsumption.
8253 * timevar.h (auto_timevar): New constructor that matches the push/pop
8254 pattern of usage in pt.c.
8256 2016-07-20 Uros Bizjak <ubizjak@gmail.com>
8258 * hwint.h (HOST_WIDE_INT_0): New define.
8259 (HOST_WIDE_INT_0U): Ditto.
8260 * double-int.c: Use HOST_WIDE_INT_0 instead of (HOST_WIDE_INT) 0.
8261 * dse.c: Use HOST_WIDE_INT_0U instead of (unsigned HOST_WIDE_INT) 0.
8262 * simplify-rtx.c: Ditto.
8263 * tree-object-size.c: Ditto.
8265 2016-07-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8267 * config/s390/s390.c (s390_encode_section_info): Remove mode size
8270 2016-07-20 Uros Bizjak <ubizjak@gmail.com>
8272 * cse.c: Use HOST_WIDE_INT_M1 instead of ~(HOST_WIDE_INT) 0.
8273 * combine.c: Use HOST_WIDE_INT_M1U instead of
8274 ~(unsigned HOST_WIDE_INT) 0.
8275 * double-int.h: Ditto.
8277 * dwarf2asm.c:Ditto.
8279 * genmodes.c: Ditto.
8281 * read-rtl.c: Ditto.
8282 * tree-ssa-loop-ivopts.c: Ditto.
8283 * tree-ssa-loop-prefetch.c: Ditto.
8284 * tree-vect-generic.c: Ditto.
8285 * tree-vect-patterns.c: Ditto.
8288 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
8290 * gcc/config/avr.c (avr_legitimize_address) [AVR_TINY]: Force
8291 constant addresses outside [0,0xc0] into a register.
8292 (avr_out_movhi_r_mr_reg_no_disp_tiny): Pass insn. And handle
8293 cases where the base address register is unused after.
8294 (avr_out_movhi_r_mr_reg_disp_tiny): Same.
8295 (avr_out_movhi_mr_r_reg_disp_tiny): Same.
8296 (avr_out_store_psi_reg_disp_tiny): Same.
8298 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
8300 Implement attribute progmem on reduced Tiny cores by adding
8301 flash offset 0x4000 to respective symbols.
8304 * doc/extend.texi (AVR Variable Attributes) [progmem]: Add
8305 documentation how it works on reduced Tiny cores.
8306 (AVR Named Address Spaces): No support for reduced Tiny.
8307 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_PM): New macro.
8308 (avr_address_tiny_pm_p): New static function.
8309 (avr_print_operand_address) [AVR_TINY]: Add AVR_TINY_PM_OFFSET
8310 if the address is in progmem.
8311 (avr_assemble_integer): Same.
8312 (avr_encode_section_info) [AVR_TINY]: Set AVR_SYMBOL_FLAG_TINY_PM
8313 for symbol_ref in progmem.
8314 * config/avr/avr.h (AVR_TINY_PM_OFFSET): New macro.
8315 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use it instead of
8316 magic 0x4000 when built-in def'ing __AVR_TINY_PM_BASE_ADDRESS__.
8318 2016-07-20 Patrick Palka <ppalka@gcc.gnu.org>
8320 * configure.ac (thin_archive_support): New variable. AC_SUBST it.
8321 * configure: Regenerate.
8322 * Makefile.in (THIN_ARCHIVE_SUPPORT): New variable.
8323 (USE_THIN_ARCHIVES): New variable.
8324 (libbackend.a): If USE_THIN_ARCHIVES then pass T to ar to build
8325 this archive as a thin archive.
8327 2016-07-20 David Malcolm <dmalcolm@redhat.com>
8329 * diagnostic-show-locus.c (diagnostic_show_locus): If this is the
8330 same location as last time, don't skip if we have fix-it hints.
8331 Clarify the skipping logic by converting it from one "if" clause
8332 to repeated "if" clauses.
8333 * spellcheck-tree.c: Include "cpplib.h".
8334 (find_closest_macro_cpp_cb): Move here from c/c-decl.c.
8335 (best_macro_match::best_macro_match): New constructor.
8336 * spellcheck-tree.h (struct edit_distance_traits<cpp_hashnode *>):
8337 Move here from c/c-decl.c.
8338 (class best_macro_match): Move here from c/c-decl.c, converting
8339 from a typedef to a subclass, gaining a ctor.
8341 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
8343 * config/avr/avr-protos.h (avr_addr_space_supported_p): New prototype.
8344 * config/avr/avr.c (TARGET_ADDR_SPACE_DIAGNOSE_USAGE): New hook
8346 (avr_addr_space_diagnose_usage): ...and implementation.
8347 (avr_addr_space_supported_p): New function.
8348 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Only
8349 report bad address space usage if that space is supported.
8350 (avr_insert_attributes): Same. No more complain about unsupported
8352 * config/avr/avr-c.c (tm_p.h): Include it.
8353 (avr_cpu_cpp_builtins): Only define addr-space related built-in
8354 macro if avr_addr_space_supported_p.
8356 2016-07-20 Alexander Monakov <amonakov@ispras.ru>
8358 * config/nvptx/nvptx.c (nvptx_option_override): Do not set
8359 flag_toplevel_reorder.
8361 2016-07-20 David Malcolm <dmalcolm@redhat.com>
8363 * gcc-rich-location.c
8364 (gcc_rich_location::add_fixit_misspelled_id): New overload, taking
8366 * gcc-rich-location.h
8367 (gcc_rich_location::add_fixit_misspelled_id): Likewise.
8369 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
8371 * target.def (addr_space): Add new diagnose_usage to hook vector.
8372 * targhooks.c (default_addr_space_diagnose_usage): Add default
8373 implementation and...
8374 * targhooks.h (default_addr_space_diagnose_usage): ... its prototype.
8375 * c/c-parser.c (c_lex_one_token) [CPP_NAME]: If the token
8376 is some address space, call targetm.addr_space.diagnose_usage.
8377 * doc/tm.texi.in (Named Address Spaces): Add anchor for
8378 TARGET_ADDR_SPACE_DIAGNOSE_USAGE documentation.
8379 * doc/tm.texi: Regenerate.
8381 2016-07-20 Martin Liska <mliska@suse.cz>
8384 * graphite-isl-ast-to-gimple.c (later_of_the_two):
8385 Properly handly PHI stmts.
8387 2016-07-20 Bin Cheng <bin.cheng@arm.com>
8389 PR tree-optimization/71503
8390 PR tree-optimization/71683
8391 * tree-if-conv.c (gen_phi_arg_condition): Record true predicate
8394 2016-07-20 Martin Liska <mliska@suse.cz>
8396 * doc/invoke.texi (-fipa-ra): Document when the option is
8397 disabled. Fix a typo.
8399 2016-07-20 Martin Liska <mliska@suse.cz>
8401 * Makefile.in: Include fibonacci_heap.c
8402 * fibonacci_heap.c: New file.
8403 * fibonacci_heap.h (fibonacci_heap::insert): Use insert_node.
8404 (fibonacci_heap::union_with): Fix deletion of the second heap.
8405 * selftest-run-tests.c (selftest::run_tests): Incorporate
8406 fibonacci heap tests.
8407 * selftest.h: Declare fibonacci_heap_c_tests.
8409 2016-07-20 Martin Liska <mliska@suse.cz>
8411 * selftest-run-tests.c (selftest::run_tests): New function.
8412 * selftest.h (sreal_c_tests): Declare.
8413 * sreal.c (sreal_verify_basics): New function.
8414 (verify_aritmetics): Likewise.
8415 (sreal_verify_arithmetics): Likewise.
8416 (verify_shifting): Likewise.
8417 (sreal_verify_shifting): Likewise.
8418 (void sreal_c_tests): Likewise.
8420 2016-07-19 Jakub Jelinek <jakub@redhat.com>
8422 PR rtl-optimization/71916
8423 * cfgrtl.c (contains_no_active_insn_p): Return false also for
8424 bb which have a single succ fake edge.
8426 2016-07-19 Aldy Hernandez <aldyh@redhat.com>
8429 * dwarf2out.c (gen_subprogram_die): Only call
8430 gen_unspecified_parameters_die while dumping early dwarf.
8432 2016-07-19 Jakub Jelinek <jakub@redhat.com>
8435 * gimple-fold.c (fold_builtin_memory_op): Use
8436 get_addr_base_and_unit_offset instead of get_ref_base_and_extent.
8438 2016-07-19 Uros Bizjak <ubizjak@gmail.com>
8440 * builtins.c: Use HOST_WIDE_INT_1 instead of (HOST_WIDE_INT) 1,
8441 HOST_WIDE_INT_1U instead of (unsigned HOST_WIDE_INT) 1,
8442 HOST_WIDE_INT_M1 instead of (HOST_WIDE_INT) -1 and
8443 HOST_WIDE_INT_M1U instead of (unsigned HOST_WIDE_INT) -1.
8447 * double-int.c: Ditto.
8449 * dwarf2out.c: Ditto.
8452 * fold-const.c: Ditto.
8453 * function.c: Ditto.
8455 * genmodes.c: Ditto.
8459 * loop-doloop.c: Ditto.
8460 * loop-invariant.c: Ditto.
8467 * simplify-rtx.c: Ditto.
8468 * stor-layout.c: Ditto.
8470 * tree-ssa-loop-ivopts.c: Ditto.
8471 * tree-vect-generic.c: Ditto.
8472 * tree-vect-patterns.c: Ditto.
8477 * wide-int-print.cc: Ditto.
8478 * wide-int.cc: Ditto.
8479 * wide-int.h: Ditto.
8481 2016-07-19 David Malcolm <dmalcolm@redhat.com>
8483 * selftest.c (selftest::assert_streq): Handle NULL values of
8484 val_actual and val_expected.
8486 2016-07-19 Martin Jambor <mjambor@suse.cz>
8489 * trans-decl.c (gfc_generate_function_code): Use cgraph_get_create_node
8490 rather than cgraph_create_node to get a call graph node.
8492 2016-07-19 Richard Biener <rguenther@suse.de>
8494 * gimple-fold.c (get_base_constructor): Add VIEW_CONVERT case,
8495 handle all tcc_constant bases and valueize SSA names.
8496 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): Handle
8499 2016-07-19 David Malcolm <dmalcolm@redhat.com>
8501 * function-tests.c (selftest::verify_three_block_rtl_cfg): Verify
8502 the flags of the exit block and bb2, not just the entry block.
8504 2016-07-19 Richard Biener <rguenther@suse.de>
8506 PR tree-optimization/71901
8507 * tree-ssa-sccvn.h (struct vn_reference_op_struct): Add
8508 align member, group stuff with the bitfield.
8509 (vn_ref_op_align_unit): New inline.
8510 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): For ARRAY_REFs
8511 record element alignment and operand 3 unchanged.
8512 (ao_ref_init_from_vn_reference): Adjust.
8513 (valueize_refs_1): Likewise.
8514 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Likewise.
8516 2016-07-19 Richard Biener <rguenther@suse.de>
8518 PR tree-optimization/71908
8519 * tree-ssa-structalias.c (get_constraint_for_component_ref): Handle
8520 symbolic constants in a more reliable way.
8522 2016-07-19 Ilya Enkovich <ilya.enkovich@intel.com>
8524 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Update
8526 (vect_update_inits_of_drs): Likewise.
8527 (vect_create_cond_for_alias_checks): Likewise.
8528 * tree-vect-loop.c (vect_get_known_peeling_cost): Likewise.
8530 2016-07-19 Richard Biener <rguenther@suse.de>
8533 * lto-streamer-out.c (DFS::DFS_write_tree_body): For blocks
8534 with an abstract origin that is not an inlined function outer
8535 scope add a self-reference as abstract origin.
8536 * tree-streamer-out.c (write_ts_block_tree_pointers): Likewise.
8538 2016-07-18 Michael Meissner <meissner@linux.vnet.ibm.com>
8541 * config/rs6000/rs6000.c (rs6000_function_value): Fix
8542 unintentional System V.4 structure return breakage for structures
8543 with a single floating point element.
8545 2016-07-18 Yuri Rumyantsev <ysrumyan@gmail.com>
8547 PR tree-optimization/71734
8548 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Add REF_LOOP argument which
8549 contains REF, use it to check safelen, assume that safelen value
8550 must be greater 1, fix style.
8551 (ref_indep_loop_p_2): Add REF_LOOP argument.
8552 (ref_indep_loop_p): Pass LOOP as additional argument to
8555 2016-07-18 Dominik Vogt <vogt@linux.vnet.ibm.com>
8557 * cfgexpand.c (expand_stack_vars): Implement synamic stack space
8558 allocation in the prologue.
8559 * explow.c (get_dynamic_stack_base): New function to return an address
8560 expression for the dynamic stack base.
8561 (get_dynamic_stack_size): New function to do the required dynamic stack
8562 space size calculations.
8563 (allocate_dynamic_stack_space): Use new functions.
8564 (align_dynamic_address): Move some code from
8565 allocate_dynamic_stack_space to new function.
8566 * explow.h (get_dynamic_stack_base, get_dynamic_stack_size): Export.
8568 2016-07-18 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8570 * config/s390/s390.c (s390_encode_section_info): Always set
8571 notaligned marker if mode size is 0 or no MEM_ALIGN info could be
8574 2016-07-18 Richard Biener <rguenther@suse.de>
8576 PR tree-optimization/71893
8577 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Compensate
8578 for sizetype cast added by array_ref_element_size.
8579 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
8581 2016-07-16 John David Anglin <danglin@gcc.gnu.org>
8583 * config/pa/pa.c (hppa_profile_hook): Allocate stack space for
8584 register parameters. Remove code to initialize argument pointer
8585 on TARGET_64BIT. Optimize call to _mcount when it can be reached
8586 using a pc-relative branch. Cleanup conditional code.
8587 * config/pa/pa.md (call_mcount): New expander.
8588 (call_mcount_nonpic): New insn.
8589 (call_mcount_pic): New insn and split.
8590 (call_mcount_pic_post_reload): New insn.
8591 (call_mcount_64bit): New insn and split.
8592 (call_mcount_64bit_post_reload): New insn.
8594 2016-07-15 Georg-Johann Lay <avr@gjlay.de>
8596 * config/avr/predicates.md (const_m255_to_m1_operand): New.
8597 * config/avr/constraints.md (Cn8, Ca1, Co1, Yx2): New constraints.
8598 * config/avr/avr.md (add<mode>3) <ALL1>: Fix set_vzn for +/-2.
8599 (*cmphi.zero-extend.0, *cmphi.zero-extend.1)
8600 (*usum_widenqihi3, *udiff_widenqihi3)
8601 (*addhi3_zero_extend.const): New combiner insns.
8602 (andqi3, iorqi3): Provide "l" (NO_LD_REGS) alternative if
8603 just 1 bit is affected.
8604 * config/avr/avr.c (avr_out_bitop) <QImode>: Don't access xop[3].
8605 (avr_out_compare) [EQ,NE]: Tweak comparing d-regs against -1.
8607 2016-07-15 Cesar Philippidis <cesar@codesourcery.com>
8609 * omp-low.c (lower_omp_target): Mark data clauses with
8610 GOMP_MAP_FORCE_{PRESENT,TO,FROM,TOFROM} as potentially having
8611 zero-length subarrays.
8613 2016-07-15 Richard Biener <rguenther@suse.de>
8615 PR tree-optimization/71881
8616 * tree-loop-distribution.c (destroy_loop): Remove blocks in
8617 reverse DOM order to make debug temp generation happy.
8619 2016-07-15 Richard Biener <rguenther@suse.de>
8621 PR tree-optimization/71887
8622 * tree-ssa-phiopt.c (absorbing_element_p): Add rhs arg and
8623 verify it is not zero for division / modulo handling.
8624 (value_replacement): Adjust.
8626 2016-07-15 Virendra Pathak <virendra.pathak@broadcom.com>
8627 Julian Brown <julian@codesourcery.com>
8629 * config/aarch64/aarch64-cores.def: Update vulcan COSTS.
8630 * config/aarch64/aarch64-cost-tables.h
8631 (vulcan_extra_costs): New variable.
8632 * config/aarch64/aarch64.c
8633 (vulcan_addrcost_table): Likewise.
8634 (vulcan_regmove_cost): Likewise.
8635 (vulcan_vector_cost): Likewise.
8636 (vulcan_branch_cost): Likewise.
8637 (vulcan_tunings): Likewise.
8639 2016-07-15 Alexander Monakov <amonakov@ispras.ru>
8641 * cgraphunit.c (cgraph_order_sort_kind): New entry ORDER_VAR_UNDEF.
8642 (output_in_order): Loop over undefined variables too. Output them
8643 via assemble_undefined_decl. Skip variables that correspond to hard
8644 registers or have value-exprs.
8645 * varpool.c (symbol_table::output_variables): Handle undefined
8646 variables together with defined ones.
8648 2016-07-15 Richard Biener <rguenther@suse.de>
8650 * tree-ssa-pre.c (get_representative_for): Make sure to return
8651 the value number of SSA names.
8652 (phi_translate_1): get_representative_for cannot return NULL.
8653 (do_pre_regular_insertion): Remove redundant call to
8654 fully_constant_expression.
8655 (do_pre_partial_partial_insertion): Likewise.
8657 2016-07-15 Bin Cheng <bin.cheng@arm.com>
8659 * tree-scalar-evolution.c (simple_iv_with_niters): New funcion.
8660 (derive_simple_iv_with_niters): New function.
8661 (simple_iv): Rewrite using simple_iv_with_niters.
8662 * tree-scalar-evolution.h (simple_iv_with_niters): New decl.
8663 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions): New
8665 (number_of_iterations_exit): Rewrite using above function.
8666 * tree-ssa-loop-niter.h (number_of_iterations_exit_assumptions): New
8669 2016-07-15 Richard Biener <rguenther@suse.de>
8671 * config/i386/i386.c (ix86_builtin_vectorization_cost): Adjust
8674 2016-07-14 Jakub Jelinek <jakub@redhat.com>
8676 PR tree-optimization/71872
8677 * tree-data-ref.c (get_references_in_stmt): Ignore references
8678 with is_gimple_constant get_base_address.
8680 2016-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
8682 * config/arm/arm.h (TARGET_HAVE_LDACQ): Enable for ARMv8-M Mainline.
8683 (TARGET_HAVE_LDACQD): New macro.
8684 * config/arm/sync.md (atomic_loaddi): Use TARGET_HAVE_LDACQD rather
8685 than TARGET_HAVE_LDACQ.
8686 (arm_load_acquire_exclusivedi): Likewise.
8687 (arm_store_release_exclusivedi): Likewise.
8689 2016-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
8691 PR rtl-optimization/71878
8692 * lra-constraints.c (match_reload): Pass information about other
8693 output operands. Create new unique register value if matching input
8694 operand shares same register value as output operand being considered.
8695 (curr_insn_transform): Record output operands already processed.
8697 2016-07-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8700 PR tree-optimization/70923
8701 * tree-vect-patterns.c: Include mult-synthesis.h.
8702 (target_supports_mult_synth_alg): New function.
8703 (synth_lshift_by_additions): Likewise.
8704 (apply_binop_and_append_stmt): Likewise.
8705 (vect_synth_mult_by_constant): Likewise.
8706 (target_has_vecop_for_code): Likewise.
8707 (vect_recog_mult_pattern): Use above functions to synthesize vector
8708 multiplication by integer constants.
8710 2016-07-14 Alan Modra <amodra@gmail.com>
8712 * gcc/config/rs6000/altivec.md (altivec_mov<mode>): Disparage
8713 gpr alternatives. Correct '*' placement on Y,r alternative.
8714 Add '*' on operand 1 of r,r alternative.
8716 2016-07-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8718 * expmed.c (mult_variant, choose_mult_variant): Move declaration to...
8719 * expmed.h: ... Here.
8721 2016-07-14 Jan Hubicka <hubicka@ucw.cz>
8723 * gimple.h (stmt_can_terminate_bb_p): New function.
8724 * tree-cfg.c (need_fake_edge_p): Rename to ...
8725 (stmt_can_terminate_bb_p): ... this; return true if stmt can
8726 throw external; handle const and pure calls.
8727 * tree-ssa-loop-niter.c (loop_only_exit_p): Use it.
8729 2016-07-14 Richard Biener <rguenther@suse.de>
8731 PR tree-optimization/71866
8732 * tree-ssa-pre.c (get_constant_for_value_id): Remove.
8733 (do_hoist_insertion): Avoid endless recursion when we
8734 didn't insert anything because we managed to simplify
8735 things down to a constant or SSA name.
8736 (fully_constant_expression): Re-write in terms of ...
8737 * tree-ssa-sccvn.h (vn_nary_simplify): ... this. Declare.
8738 * tree-ssa-sccvn.c (vn_nary_simplify): New wrapper around
8739 vn_nary_build_or_lookup_1.
8740 (vn_nary_build_or_lookup_1): Added flag and renamed from ...
8741 (vn_nary_build_or_lookup): ... this which now wraps it.
8743 2016-07-14 Alan Modra <amodra@gmail.com>
8746 * config/rs6000/rs6000.c (rs6000_option_override_internal): Deal
8747 with p9_vector override before power9-dform override.
8749 2016-07-13 Andi Kleen <ak@linux.intel.com>
8751 * value-prof.c (gimple_value_profile_transformations): Don't run
8752 when auto_profile is on.
8754 2016-07-13 Andi Kleen <ak@linux.intel.com>
8756 * auto-profile.c (update_inlined_ind_target,
8757 afdo_indirect_call): Print information to dump file.
8759 2016-07-13 Andrew Burgess <andrew.burgess@embecosm.com>
8761 * genrecog.c (special_predicate_operand_p): New function.
8762 (predicate_name): Move function.
8763 (validate_pattern): Don't warn about missing mode for all
8764 define_special_predicate predicates.
8766 2016-07-13 Bin Cheng <bin.cheng@arm.com>
8768 * tree-vect-data-refs.c (vect_no_alias_p): New function.
8769 (vect_prune_runtime_alias_test_list): Call vect_no_alias_p to
8770 resolve alias checks which are known at compilation time.
8771 Truncate vector LOOP_VINFO_MAY_ALIAS_DDRS(loop_vinfo) if all
8772 alias checks are resolved. Move dump info for too many runtime
8773 alias checks to here...
8774 * tree-vect-loop.c (vect_analyze_loop_2): ...From here.
8776 2016-07-13 Richard Biener <rguenther@suse.de>
8778 PR tree-optimization/24574
8779 * tree-ssa-phiopt.c (absorbing_element_p): Pass in argument
8780 position and add shift, rotate, divison and modulo support
8782 (value_replacement): Pass in argument position to absorbing_element_p.
8784 2016-07-13 Ilya Enkovich <ilya.enkovich@intel.com>
8787 * ipa-inline-transform.c (inline_call): Support
8788 instrumented thunks.
8790 2016-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
8792 * config/arm/arm.h (TARGET_HAVE_CBZ): Define.
8793 (TARGET_IDIV): Set for all Thumb targets provided they have hardware
8795 * config/arm/arm.md (divsi3): New unpredicable alternative for ARMv8-M
8796 Baseline. Make initial alternative TARGET_32BIT only.
8797 (udivsi3): Likewise.
8798 * config/arm/thumb1.md (thumb1_cbz): New define_insn.
8799 * doc/sourcebuild.texi (arm_thumb1_cbz_ok): Document new effective
8802 2016-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
8804 * config/arm/arm.h (TARGET_HAVE_MOVT): Include ARMv8-M as having MOVT.
8805 * config/arm/arm.c (arm_arch_name): (const_ok_for_op): Check MOVT/MOVW
8806 availability with TARGET_HAVE_MOVT.
8807 (thumb_legitimate_constant_p): Strip the high part of a label_ref.
8808 (thumb1_rtx_costs): Also return 0 if setting a half word constant and
8809 MOVW is available and replace (unsigned HOST_WIDE_INT) INTVAL by
8811 (thumb1_size_rtx_costs): Make set of half word constant also cost 1
8812 extra instruction if MOVW is available. Use a cost variable
8813 incremented by COSTS_N_INSNS (1) when the condition match rather than
8814 returning an arithmetic expression based on COSTS_N_INSNS. Make
8815 constant with bottom half word zero cost 2 instruction if MOVW is
8817 * config/arm/arm.md (define_attr "arch"): Add v8mb.
8818 (define_attr "arch_enabled"): Set to yes if arch value is v8mb and
8819 target is ARMv8-M Baseline.
8820 (arm_movt): New unpredicable alternative for ARMv8-M Baseline.
8821 (arm_movtas_ze): Likewise.
8822 * config/arm/thumb1.md (thumb1_movdi_insn): Add ARMv8-M Baseline only
8823 alternative for constants satisfying j constraint.
8824 (thumb1_movsi_insn): Likewise.
8825 (movsi splitter for K alternative): Tighten condition to not trigger
8826 if movt is available and j constraint is satisfied.
8827 (Pe immediate splitter): Likewise.
8828 (thumb1_movhi_insn): Add ARMv8-M Baseline only alternative for
8829 constant fitting in an halfword to use MOVW.
8830 * doc/sourcebuild.texi (arm_thumb1_movt_ok): Document new ARM
8833 2016-07-13 Richard Biener <rguenther@suse.de>
8836 * gimplify.c (gimplify_modify_expr): Gimplify the RHS before
8837 gimplifying the LHS. Make sure to gimplify a returning twice
8838 call LHS without using SSA names.
8840 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8842 * tree-data-ref.c (find_data_references_in_stmt): Remove
8843 unnecessary call to vec::release.
8844 (graphite_find_data_references_in_stmt): Likewise.
8845 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p): Likewise.
8846 * tree-vect-stmts.c (vectorizable_condition): Likewise.
8848 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8850 * cfgexpand.c (expand_used_vars): Make the type of a local
8852 * genmatch.c (lower_for): Likewise.
8853 * haifa-sched.c (haifa_sched_init): Likewise.
8854 (add_to_speculative_block): Likewise.
8855 (create_check_block_twin): Likewise.
8856 * predict.c (handle_missing_profiles): Likewise.
8857 * tree-data-ref.c (loop_nest_has_data_refs): Likewise.
8858 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Likewise.
8859 * tree-ssa-loop-niter.c (discover_iteration_bound_by_body_walk):
8861 (maybe_lower_iteration_bound): Likewise.
8862 * tree-ssa-sccvn.c (DFS): Likewise.
8863 * tree-stdarg.c (reachable_at_most_once): Likewise.
8864 * tree-vect-stmts.c (vectorizable_conversion): Likewise.
8865 (vectorizable_store): Likewise.
8867 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8869 * tree-ssa-sccvn.c (sccvn_dom_walker::~sccvn_dom_walker): remove.
8870 (sccvn_dom_walker): make cond_stack an auto_vec.
8872 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8874 * ree.c (struct ext_state): Make type of members auto_vec.
8875 (find_and_remove_re): Adjust.
8877 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8879 * cfgexpand.c (struct stack_vars_data): Make type of fields
8881 (expand_used_vars): Adjust.
8883 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8885 * ipa.c (record_cdtor_fn): Adjust.
8886 (build_cdtor_fns): Likewise.
8887 (ipa_cdtor_merge): Make static_ctors and static_dtors local
8890 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8892 * genextract.c (struct accum_extract): Add constructor and make
8896 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8898 * tree.c (struct free_lang_data_d): Add constructor and change
8899 types of members to ones that automatically manage resources.
8900 (fld_worklist_push): Adjust.
8901 (find_decls_types): Likewise.
8902 (find_decls_types_in_eh_region): Likewise.
8903 (free_lang_data_in_cgraph): Stop manually creating and
8904 destroying members of free_lang_data_d.
8906 2016-07-13 Uros Bizjak <ubizjak@gmail.com>
8908 PR rtl-optimization/68961
8909 * config/i386/sse.md (movsd/movhpd to movupd peephole2s): Add new
8910 peephole variant. Use sse_reg_operand predicates.
8912 2016-07-12 Uros Bizjak <ubizjak@gmail.com>
8914 * config/i386/predicates.md (x86_64_immediate_operand)
8915 <case CONST_INT>: Remove unneeded truncation to DImode.
8916 <case CONST>: Ditto.
8917 (x86_64_zext_immediate_operand) <case CONST>: Ditto.
8919 2016-07-12 Michael Meissner <meissner@linux.vnet.ibm.com>
8922 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal):
8923 The xxperm and xxpermr instructions require that the 2nd input
8924 operand overlap with the output operand, and not the 1st.
8925 (altivec_vperm_v8hiv16qi): Likewise.
8926 (altivec_vperm_<mode>_uns_internal): Likewise.
8927 (altivec_vpermr_<mode>_internal): Likewise.
8928 (vperm_v8hiv4si): Likewise.
8929 (vperm_v16qiv8hi): Likewise.
8931 2016-07-12 Nathan Sidwell <nathan@acm.org>
8933 * config/arm/arm.c (arm_option_override): Set MASK_SINGLE_PIC_BASE
8934 when -mno-pic-data-is-text-relative is in effect, by default.
8935 * doc/invoke.texi (mpic-data-is-text-relative): Document new
8936 behavior and clarify.
8938 2016-07-12 Martin Liska <mliska@suse.cz>
8940 * params.def: Add avg-loop niter.
8941 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use the param.
8942 * cfgloopanal.c (expected_loop_iterations_unbounded): Likewise.
8943 * doc/invoke.texi: Document the new parameter.
8945 2016-07-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8948 * expr.c (store_constructor): Mask sign-extended bits when widening
8949 sub-word constructor element at the start of a word.
8951 2016-07-12 Martin Liska <mliska@suse.cz>
8953 * Makefile.in: Append rule for params-options.h.
8954 * params-options.h: New file.
8956 2016-07-12 Martin Liska <mliska@suse.cz>
8958 * ira-build.c (mark_loops_for_removal): Properly iterate
8961 2016-07-12 Steven Bosscher <steven@gcc.gnu.org>
8962 Richard Biener <rguenther@suse.de>
8964 PR tree-optimization/23286
8965 PR tree-optimization/70159
8966 * doc/invoke.texi: Document -fcode-hoisting.
8967 * common.opt (fcode-hoisting): New flag.
8968 * opts.c (default_options_table): Enable -fcode-hoisting at -O2+.
8969 * tree-ssa-pre.c (pre_stats): Add hoist_insert.
8970 (do_regular_insertion): Rename to ...
8971 (do_pre_regular_insertion): ... this and amend general comments
8972 on insertion strathegy.
8973 (do_partial_partial_insertion): Rename to ...
8974 (do_pre_partial_partial_insertion): ... this.
8975 (do_hoist_insertion): New function.
8976 (insert_aux): Take flags on whether to do PRE and/or hoist insertion
8977 and call do_hoist_insertion properly.
8979 (pass_pre::gate): Enable also if -fcode-hoisting is enabled.
8980 (pass_pre::execute): Register hoist_insert stats.
8982 2016-07-12 Jakub Jelinek <jakub@redhat.com>
8985 * gimple-fold.c (optimize_atomic_compare_exchange_p): Return false
8986 for SCALAR_FLOAT_TYPE_P type of expected var, or if TYPE_PRECISION
8987 is different from mode's bitsize. Small cleanup.
8989 2016-07-12 Richard Biener <rguenther@suse.de>
8991 PR rtl-optimization/68961
8992 * fwprop.c (propagate_rtx): Allow SUBREGs of VEC_CONCAT and CONCAT
8993 to simplify to a non-constant.
8995 2016-07-11 Jakub Jelinek <jakub@redhat.com>
8998 * omp-low.c (expand_omp_target): Gimplify device.
9000 PR tree-optimization/71823
9001 * tree-vect-stmts.c (vectorizable_operation): Use vect_get_vec_defs
9002 to get vec_oprnds2 from op2.
9004 2016-07-11 Uros Bizjak <ubizjak@gmail.com>
9006 * config/i386/predicates.md (x86_64_immediate_operand) <case CONST>:
9007 Hoist common subexpressions.
9008 (x86_64_zext_immediate_operand) <case CONST>: Ditto.
9010 2016-07-11 Pat Haugen <pthaugen@us.ibm.com>
9013 * config/rs6000/rs6000.md (stfiwx): Change constraint to 'wu' to
9014 prevent generation of 'stxsiwx' on pre Power8 hardware.
9016 2016-07-11 David Malcolm <dmalcolm@redhat.com>
9018 * input.c: Include cpplib.h.
9019 (selftest::temp_source_file): New class.
9020 (selftest::temp_source_file::temp_source_file): New ctor.
9021 (selftest::temp_source_file::~temp_source_file): New dtor.
9022 (selftest::should_have_column_data_p): New function.
9023 (selftest::test_should_have_column_data_p): New function.
9024 (selftest::temp_line_table): New class.
9025 (selftest::temp_line_table::temp_line_table): New ctor.
9026 (selftest::temp_line_table::~temp_line_table): New dtor.
9027 (selftest::test_accessing_ordinary_linemaps): Add case_ param; use
9028 it to create a temp_line_table.
9029 (selftest::assert_loceq): Only verify LOCATION_COLUMN for
9030 locations that are known to have column data.
9031 (selftest::line_table_case): New struct.
9032 (selftest::test_reading_source_line): Move tempfile handling
9033 to class temp_source_file.
9034 (ASSERT_TOKEN_AS_TEXT_EQ): New macro.
9035 (selftest::assert_token_loc_eq): New function.
9036 (ASSERT_TOKEN_LOC_EQ): New macro.
9037 (selftest::test_lexer): New function.
9038 (selftest::boundary_locations): New array.
9039 (selftest::input_c_tests): Call test_should_have_column_data_p.
9040 Loop over a test matrix of interesting values of location and
9041 default_range_bits, calling test_lexer on each case in the matrix.
9042 Move call to test_accessing_ordinary_linemaps into the matrix.
9043 * selftest.h (ASSERT_EQ): Reimplement in terms of...
9044 (ASSERT_EQ_AT): New macro.
9046 2016-07-11 H.J. Lu <hongjiu.lu@intel.com>
9049 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
9050 Don't convert TImode in debug insn.
9052 2016-07-11 Bernd Edlinger <bernd.edlinger@hotmail.de>
9054 Convert TYPE_ALIGN_OK to a TYPE_LANG_FLAG.
9055 * tree-core.h (tree_base::nothrow_flag): Adjust comment.
9056 (tree_type_common::lang_flag_7): New.
9057 (tree_type_common::spare): Reduce size.
9058 * tree.h (TYPE_ALIGN_OK): Remove.
9059 (TYPE_LANG_FLAG_7): New.
9060 (get_inner_reference): Adjust header.
9061 * print-tree.c (print_node): Adjust.
9062 * expr.c (get_inner_reference): Remove parameter keep_aligning.
9063 (get_bit_range, expand_assignment, expand_expr_addr_expr_1): Adjust
9064 calls to get_inner_reference.
9065 (expand_expr_real_1): Adjust call to get_inner_reference. Remove
9066 handling of TYPE_ALIGN_OK.
9067 * builtins.c (get_object_alignment_2): Adjust call to
9068 get_inner_reference. Remove handling of VIEW_CONVERT_EXPR.
9069 * emit-rtl.c (set_mem_attributes_minus_bitpos): Remove handling of
9071 * asan.c (instrument_derefs): Adjust calls to get_inner_reference.
9072 * cfgexpand.c (expand_debug_expr): Likewise.
9073 * dbxout.c (dbxout_expand_expr): Likewise.
9074 * dwarf2out.c (loc_list_for_address_of_addr_expr_of_indirect_ref,
9075 loc_list_from_tree, fortran_common): Likewise.
9076 * fold-const.c (optimize_bit_field_compare,
9077 decode_field_reference, fold_unary_loc, fold_comparison,
9078 split_address_to_core_and_offset): Likewise.
9079 * gimple-laddress.c (execute): Likewise.
9080 * gimple-ssa-strength-reduction.c (slsr_process_ref): Likewise.
9081 * gimplify.c (gimplify_scan_omp_clauses): Likewise.
9082 * hsa-gen.c (gen_hsa_addr): Likewise.
9083 * simplifx-rtx.c (delegitimize_mem_from_attrs): Likewise.
9084 * tsan.c (instrument_expr): Likewise.
9085 * ubsan.c (instrument_bool_enum_load, instrument_object_size): Likewise.
9086 * tree.c (verify_type_variant): Remove handling of TYPE_ALIGN_OK.
9087 * tree-affine.c (tree_to_aff_combination,
9088 get_inner_reference_aff): Adjust calls to get_inner_reference.
9089 * tree-data-ref.c (split_constant_offset_1,
9090 dr_analyze_innermost): Likewise.
9091 * tree-scalar-evolution.c (interpret_rhs_expr): Likewise.
9092 * tree-sra.c (ipa_sra_check_caller): Likewise.
9093 * tree-ssa-loop-ivopts.c (split_address_cost): Likewise.
9094 * tree-ssa-math-opts.c (find_bswap_or_nop_load,
9095 bswap_replace): Likewise.
9096 * tree-vect-data-refs.c (vect_check_gather,
9097 vect_analyze_data_refs): Likewise.
9098 * config/mips/mips.c (r10k_safe_mem_expr_p): Likewise.
9099 * config/pa/pa.c (pa_emit_move_sequence): Remove handling of
9102 2016-07-11 David Malcolm <dmalcolm@redhat.com>
9104 * Makefile.in (selftest-valgrind): New phony target.
9105 * function-tests.c (selftest::build_cfg): Delete pass instances
9106 created by the test.
9107 (selftest::convert_to_ssa): Likewise.
9108 (selftest::test_expansion_to_rtl): Likewise.
9109 * tree-cfg.c (selftest::test_linear_chain): Release dominator
9111 (selftest::test_diamond): Likewise.
9113 2016-07-11 Richard Biener <rguenther@suse.de>
9115 PR tree-optimization/71816
9116 * tree-ssa-pre.c (compute_avail): Adjust alignment of ref rather
9117 than replacing all of its operands.
9119 2016-07-11 Alan Modra <amodra@gmail.com>
9121 * config/rs6000/rs6000.md (UNSPEC_DOLOOP): New unspec.
9122 (ctr<mode>): Add unspec.
9123 (ctr<mode>_internal*): Likewise.
9125 2016-07-08 James Bowman <james.bowman@ftdichip.com>
9127 * config/ft32/ft32.c (ft32_elf_encode_section_info): New function.
9128 * config/ft32/ft32.h (ASM_OUTPUT_SYMBOL_REF): New function.
9130 2016-07-08 Vladimir Makarov <vmakarov@redhat.com>
9132 PR rtl-optimization/71621
9133 * lra-constraints.c (process_alt_operands): Check combination of
9136 2016-07-08 Jason Merrill <jason@redhat.com>
9137 Richard Biener <rguenther@suse.de>
9139 P0145: Refining Expression Order for C++.
9140 * gimplify.c (initial_rhs_predicate_for): New.
9141 (gimplfy_modify_expr): Gimplify RHS before LHS.
9143 2016-07-08 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9146 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
9147 Allow standard error handling to take over when a wrong number
9148 of arguments is presented to __builtin_vec_ld () or
9149 __builtin_vec_st ().
9151 2016-07-08 Jiong Wang <jiong.wang@arm.com>
9153 * config/aarch64/aarch64-simd-builtins.def (smax): Remove float
9158 * config/aarch64/arm_neon.h (vmaxnm_f32): Use
9159 __builtin_aarch64_fmaxv2sf.
9160 (vmaxnmq_f32): Likewise.
9161 (vmaxnmq_f64): Likewise.
9162 (vminnm_f32): Likewise.
9163 (vminnmq_f32): Likewise.
9164 (vminnmq_f64): Likewise.
9166 2016-07-08 Michael Meissner <meissner@linux.vnet.ibm.com>
9169 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Do not
9170 enable -mfloat128-hardware by default.
9171 (ISA_3_0_MASKS_IEEE): New macro to give all of the VSX options
9172 that IEEE 128-bit hardware support needs.
9173 * config/rs6000/rs6000.c (rs6000_option_override_internal): If
9174 -mcpu=power9 -mfloat128, enable -mfloat128-hardware by default.
9175 Use ISA_3_0_MASKS_IEEE as the set of options that IEEE 128-bit
9176 floating point requires.
9177 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
9178 -mfloat128 and -mfloat128-hardware changes.
9180 2016-07-08 Alan Hayward <alan.hayward@arm.com>
9182 PR tree-optimization/71667
9183 * tree-vect-loop.c (vectorizable_live_operation): ignore DEBUG stmts
9185 2016-07-08 Martin Liska <mliska@suse.cz>
9188 * fold-const.c (fold_convertible_p): As COMPLEX_TYPE
9189 folding produces SAVE_EXPRs, thus return false for the type.
9191 2016-07-07 Martin Liska <mliska@suse.cz>
9193 * file-find.c (remove_prefix): New function.
9194 * file-find.h (remove_prefix): Declare the function.
9195 * gcc-ar.c (main): Skip a folder of the wrapper if
9196 a wrapped binary would point to the same file.
9198 2016-07-07 Jan Hubicka <jh@suse.cz>
9200 * tree-scalar-evolution.c (iv_can_overflow_p): export.
9201 * tree-scalar-evolution.h (iv_can_overflow_p): Declare.
9202 * tree-ssa-loop-ivopts.c (alloc_iv): Use it.
9204 2016-07-07 Ilya Enkovich <ilya.enkovich@intel.com>
9207 * ipa-inline-analysis.c (compute_inline_parameters): Set
9208 local.can_change_signature to false for intrumentation
9211 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
9213 * config/arm/arm.h (TARGET_USE_MOVT): Check MOVT/MOVW availability
9214 with TARGET_HAVE_MOVT.
9215 (TARGET_HAVE_MOVT): Define.
9216 * config/arm/arm.c (const_ok_for_op): Check MOVT/MOVW
9217 availability with TARGET_HAVE_MOVT.
9218 * config/arm/arm.md (arm_movt): Use TARGET_HAVE_MOVT to check MOVT
9220 (addsi splitter): Use TARGET_THUMB && TARGET_HAVE_MOVT rather than
9222 (symbol_refs movsi splitter): Remove TARGET_32BIT check.
9223 (arm_movtas_ze): Use TARGET_HAVE_MOVT to check MOVT availability.
9224 * config/arm/constraints.md (define_constraint "j"): Use
9225 TARGET_HAVE_MOVT to check MOVT availability.
9227 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
9229 * config/arm/arm-protos.h: Reindent FL_FOR_* macro definitions.
9231 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
9233 * config/arm/arm-arches.def (armv8-m.base): Define new architecture.
9234 (armv8-m.main): Likewise.
9235 (armv8-m.main+dsp): Likewise.
9236 * config/arm/arm-protos.h (FL_FOR_ARCH8M_BASE): Define.
9237 (FL_FOR_ARCH8M_MAIN): Likewise.
9238 * config/arm/arm-tables.opt: Regenerate.
9239 * config/arm/bpabi.h: Add armv8-m.base, armv8-m.main and
9240 armv8-m.main+dsp to BE8_LINK_SPEC.
9241 * config/arm/arm.h (TARGET_HAVE_LDACQ): Exclude ARMv8-M.
9242 (enum base_architecture): Add BASE_ARCH_8M_BASE and BASE_ARCH_8M_MAIN.
9243 * config/arm/arm.c (arm_arch_name): Increase size to work with ARMv8-M
9244 Baseline and Mainline.
9245 (arm_option_override_internal): Also disable arm_restrict_it when
9246 !arm_arch_notm. Update comment for -munaligned-access to also cover
9248 (arm_file_start): Increase buffer size for printing architecture name.
9249 * doc/invoke.texi: Document architectures armv8-m.base, armv8-m.main
9250 and armv8-m.main+dsp.
9251 (mno-unaligned-access): Clarify that this is disabled by default for
9252 ARMv8-M Baseline architectures as well.
9254 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
9256 * config/arm/elf.h: Use __ARM_ARCH_ISA_THUMB and __ARM_ARCH_ISA_ARM to
9257 decide whether to prevent some libgcc routines being included for some
9258 multilibs rather than __ARM_ARCH_6M__ and add comment to indicate the
9259 link between this condition and the one in
9260 libgcc/config/arm/lib1func.S.
9262 2016-07-07 Richard Biener <rguenther@suse.de>
9264 * tree-ssa-pre.c: Include alias.h.
9265 (compute_avail): If we have multiple VN_REFERENCEs with the
9266 same hashtable entry adjust that to make it a valid replacement
9267 for all of them with respect to alignment and aliasing
9268 when doing insertion.
9269 * tree-ssa-sccvn.h (vn_reference_operands_for_lookup): Declare.
9270 * tree-ssa-sccvn.c (vn_reference_operands_for_lookup): New function.
9272 2016-07-06 Segher Boessenkool <segher@kernel.crashing.org>
9276 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
9277 *ctr<mode>_internal5, *ctr<mode>_internal6): Add *wi to the output
9280 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9282 * var-tracking.c (struct adjust_mem_data): Make side_effects a vector.
9283 (adjust_mems): Adjust.
9284 (adjust_insn): Likewise.
9285 (prepare_call_arguments): Likewise.
9287 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9289 * gcse.c (struct ls_expr): Make stores field a vector.
9290 (ldst_entry): Adjust.
9291 (free_ldst_entry): Likewise.
9292 (print_ldst_list): Likewise.
9293 (compute_ld_motion_mems): Likewise.
9294 (update_ld_motion_stores): Likewise.
9296 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9298 * gcse.c (struct ls_expr): Remove loads field.
9299 (ldst_entry): Adjust.
9300 (free_ldst_entry): Likewise.
9301 (print_ldst_list): Likewise.
9302 (compute_ld_motion_mems): Likewise.
9304 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9306 * store-motion.c (struct st_expr): Make antic_stores a vector.
9307 (st_expr_entry): Adjust.
9308 (free_st_expr_entry): Likewise.
9309 (print_store_motion_mems): Likewise.
9310 (find_moveable_store): Likewise.
9311 (compute_store_table): Likewise.
9312 (remove_reachable_equiv_notes): Likewise.
9313 (replace_store_insn): Likewise.
9314 (build_store_vectors): Likewise.
9316 2016-07-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9318 * config/arm/driver-arm.c (arm_cpu_table): Add entries for cortex-a32,
9319 cortex-a35, cortex-a53, cortex-a57, cortex-a72, cortex-a73.
9321 2016-07-06 Yuri Rumyantsev <ysrumyan@gmail.com>
9323 PR tree-optimization/71518
9324 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Adjust
9325 misalign also for outer loops with negative step.
9327 2016-07-06 Wilco Dijkstra <wdijkstr@arm.com>
9329 * config/arm/cortex-a53.md: Use final_presence_set for in-order.
9330 (cortex_a53_shift): Add mov_shift.
9331 (cortex_a53_shift_reg): Add new reservation for register shifts.
9332 (cortex_a53_alu): Remove bfm.
9333 (cortex_a53_alu_shift): Add bfm, remove mov_shift.
9334 (cortex_a53_alu_extr): Add new reservation for EXTR.
9335 (bypasses): Improve bypass modelling.
9337 2016-07-06 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
9340 * config/avr/avr.c (avr_asm_select_section): Strip off
9341 SECTION_DECLARED from flags when calling get_section.
9343 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
9345 * tree-vectorizer.h (vect_memory_access_type): Add
9346 VMAT_INVARIANT, VMAT_CONTIGUOUS_DOWN and VMAT_CONTIGUOUS_REVERSED.
9347 * tree-vect-stmts.c (compare_step_with_zero): New function.
9348 (perm_mask_for_reverse): Move further up file.
9349 (get_group_load_store_type): Stick to VMAT_ELEMENTWISE if the
9351 (get_negative_load_store_type): New function.
9352 (get_load_store_type): Call it. Add an ncopies argument.
9353 (vectorizable_mask_load_store): Update call accordingly and
9354 remove tests for negative steps.
9355 (vectorizable_store, vectorizable_load): Likewise. Handle new
9356 memory_access_types.
9358 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
9360 * tree-vectorizer.h (vect_memory_access_type): New enum.
9361 (_stmt_vec_info): Add a memory_access_type field.
9362 (STMT_VINFO_MEMORY_ACCESS_TYPE): New macro.
9363 (vect_model_store_cost): Take an access type instead of a boolean.
9364 (vect_model_load_cost): Likewise.
9365 * tree-vect-slp.c (vect_analyze_slp_cost_1): Update calls to
9366 vect_model_store_cost and vect_model_load_cost.
9367 * tree-vect-stmts.c (vec_load_store_type): New enum.
9368 (vect_model_store_cost): Take an access type instead of a
9369 store_lanes_p boolean. Simplify tests.
9370 (vect_model_load_cost): Likewise, but for load_lanes_p.
9371 (get_group_load_store_type, get_load_store_type): New functions.
9372 (vectorizable_store): Use get_load_store_type. Record the access
9373 type in STMT_VINFO_MEMORY_ACCESS_TYPE.
9374 (vectorizable_load): Likewise.
9375 (vectorizable_mask_load_store): Likewise. Replace is_store
9376 variable with vls_type.
9378 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
9380 * tree-vectorizer.h (vect_grouped_load_supported): Add a
9381 single_element_p parameter.
9382 * tree-vect-data-refs.c (vect_grouped_load_supported): Likewise.
9383 Check the PR65518 case here rather than in vectorizable_load.
9384 * tree-vect-loop.c (vect_analyze_loop_2): Update call accordignly.
9385 * tree-vect-stmts.c (vectorizable_load): Likewise.
9387 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
9389 * tree-vectorizer.h (gather_scatter_info): New structure.
9390 (vect_check_gather_scatter): Return a bool rather than a decl.
9391 Replace return-by-pointer arguments with a single
9392 gather_scatter_info *.
9393 * tree-vect-data-refs.c (vect_check_gather_scatter): Likewise.
9394 (vect_analyze_data_refs): Update call accordingly.
9395 * tree-vect-stmts.c (vect_mark_stmts_to_be_vectorized): Likewise.
9396 (vectorizable_mask_load_store): Likewise. Also record the
9397 offset dt and vectype in the gather_scatter_info.
9398 (vectorizable_store): Likewise.
9399 (vectorizable_load): Likewise.
9401 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
9403 * tree-vect-stmts.c (vect_model_store_cost): For non-SLP
9404 strided groups, use the cost of N scalar accesses instead
9405 of ncopies vector accesses.
9406 (vect_model_load_cost): Likewise.
9408 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
9410 * tree-vect-stmts.c (vect_cost_group_size): Delete.
9411 (vect_model_store_cost): Avoid calling it. Use first_stmt_p
9412 variable to indicate when once-per-group costs are being used.
9413 (vect_model_load_cost): Likewise. Fix comment and misindented code.
9415 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
9417 * tree-vect-stmts.c (vectorizable_load): Remove unnecessary
9418 peeling-for-gaps condition.
9420 2016-07-06 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9422 * config/s390/s390.c (s390_expand_vec_init): Force initializer
9423 element to register if it doesn't match general_operand.
9425 2016-07-05 Michael Meissner <meissner@linux.vnet.ibm.com>
9426 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9428 * config/rs6000/rs6000-protos.h (rs6000_split_signbit): New
9430 * config/rs6000/rs6000.c (rs6000_split_signbit): New function.
9431 * config/rs6000/rs6000.md (UNSPEC_SIGNBIT): New constant.
9432 (SIGNBIT): New mode iterator.
9433 (Fsignbit): New mode attribute.
9434 (signbit<mode>2): Change operand1 to match FLOAT128 instead of
9435 IBM128; dispatch to gen_signbit{kf,tf}2_dm for __float128
9436 when direct moves are available.
9437 (signbit<mode>2_dm): New define_insn_and_split).
9438 (signbit<mode>2_dm2): New define_insn.
9440 2016-07-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9442 PR rtl-optimization/71594
9443 * ifcvt.c (noce_convert_multiple_sets): Wrap new_val or old_val
9444 into subregs of appropriate mode before trying to emit a conditional
9447 2016-07-05 Jan Hubicka <jh@suse.cz>
9449 * tree-scalar-evolution.c (iv_can_overflow_p): New function.
9450 (simple_iv): Use it.
9452 2016-07-05 Jan Hubicka <jh@suse.cz>
9454 * tree-ssa-loop-niter.c (nowrap_type_p): Use ANY_INTEGRAL_TYPE_P.
9456 2016-07-05 Jiong Wang <jiong.wang@arm.com>
9458 * lra-constraints.c (process_alt_operands): Don't add spilling cost for
9461 2016-07-05 Jan Hubicka <jh@suse.cz>
9463 * tree-scalar-evoluiton.c (simple_iv): Use nowrap_type to check if
9466 2016-07-05 Richard Biener <rguenther@suse.de>
9468 * gimple-ssa-split-paths.c (find_block_to_duplicate_for_splitting_pa):
9469 Handle empty else block.
9470 (is_feasible_trace): Likewise.
9471 (split_paths): Likewise.
9473 2016-07-05 Richard Biener <rguenther@suse.de>
9475 * tree-loop-distribution.c (distribute_loop): Fix issue with
9476 the cost model loop.
9478 2016-07-05 Christophe Lyon <christophe.lyon@linaro.org>
9480 * config/arm/neon-testgen.ml: Delete.
9481 * config/arm/neon.ml: Delete.
9483 2016-07-04 Jakub Jelinek <jakub@redhat.com>
9486 * tree.c (attribute_value_equal): Use get_attribute_name instead of
9487 directly using TREE_PURPOSE.
9489 2016-07-04 Jiong Wang <jiong.wang@arm.com>
9491 * config/aarch64/aarch64.h: Rename "ARMv8.1" to "ARMv8.1-A".
9492 * config/aarch64/aarch64_neon.h: Likewise.
9493 * config/aarch64/arm_neon.h: Likewise.
9494 * config/aarch64/atomics.md: Likewise.
9495 * config/aarch64/aarch64-simd-builtins.def: Likewise.
9496 * doc/invoke.texi: Likewise.
9498 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
9500 * config/s390/s390.md: Add "z13" cpu_facility.
9501 ("*mov<mode>cc"): Add support for z13 instructions lochi and locghi.
9502 * config/s390/predicates.md ("loc_operand"): New predicate for "load on
9503 condition" type instructions.
9505 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
9506 Jeff Law <law@redhat.com>
9508 * explow.c (allocate_dynamic_stack_space): Simplify knowing that
9509 MUST_ALIGN was always true and extra_align ist always BITS_PER_UNIT.
9511 2016-07-04 Yuri Rumyantsev <ysrumyan@gmail.com>
9513 * config/i386/i386.c (ix86_expand_vec_perm): Add handle one-operand
9514 permutation for TARGET_AVX512F.
9515 (ix86_expand_vec_one_operand_perm_avx512): New function.
9516 (expand_vec_perm_1): Invoke introduced function.
9517 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
9518 it may be not valid after vectorization.
9520 2016-07-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9523 * config/aarch64/aarch64.c (aarch64_classify_symbol): Fix
9524 typo in comment. Only force to memory if it is a weak
9527 2016-07-04 Matthew Wahab <matthew.wahab@arm.com>
9528 Jiong Wang <jiong.wang@arm.com>
9530 * config/aarch64/aarch64-arches.def: Add "armv8.2-a".
9531 * config/aarch64/aarch64.h (AARCH64_FL_V8_2): New.
9532 (AARCH64_FL_F16): New.
9533 (AARCH64_FL_FOR_ARCH8_2): New.
9534 (AARCH64_ISA_8_2): New.
9535 (AARCH64_ISA_F16): New.
9536 (TARGET_FP_F16INST): New.
9537 (TARGET_SIMD_F16INST): New.
9538 * config/aarch64/aarch64-option-extensions.def ("fp16"): New entry.
9539 ("fp"): Disabling "fp" also disables "fp16".
9540 * config/aarch64/aarch64-c.c (arch64_update_cpp_builtins):
9541 Conditionally define __ARM_FEATURE_FP16_SCALAR_ARITHMETIC
9542 and __ARM_FEATURE_FP16_VECTOR_ARITHMETIC.
9543 * doc/invoke.texi (AArch64 Options): Document "armv8.2-a" and "fp16".
9545 2016-07-04 Jan Beulich <jbeulich@suse.com>
9547 * gcc.c (default_compilers["@c-header"]): Conditionalize "-o".
9549 2016-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
9552 * config/rs6000/vsx.md (vsx_splat_v4sf_internal): When splitting
9553 the insns, use an insn form that does not adjust the offset on
9554 little endian systems.
9556 2016-07-01 Jan Beulich <jbeulich@suse.com>
9558 * varasm.c (get_variable_section): Validate initializer in
9559 named .bss-like sections.
9561 2016-07-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
9563 * config/rs6000/altivec.md (*altivec_vpermr_<mode>_internal):
9564 Exchange the order of the second and third operands in the vpermr
9565 instruction tmeplate.
9567 2016-07-01 Peter Bergner <bergner@vnet.ibm.com>
9570 * config/rs6000/rs6000.c (rs6000_secondary_reload_simple_move):
9571 Disallow TDmode values.
9573 2016-07-01 Alan Modra <amodra@gmail.com>
9575 PR rtl-optimization/71709
9576 * ira-lives.c (find_call_crossed_cheap_reg): Exit loop on arg reg
9577 being set, not referenced.
9579 2016-07-01 Yuri Rumyantsev <ysrumyan@gmail.com>
9581 PR tree-optimization/70729
9582 * tree-vectorizer.c (adjust_simduid_builtins): Nullify safelen field
9583 of loop since it can be not valid after transformation.
9585 2016-07-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9587 * config/arm/arm.c (thumb_reload_in_hi): Delete.
9588 * config/arm/arm-protos.h (thumb_reload_in_hi): Delete prototype.
9590 2016-07-01 Eric Botcazou <ebotcazou@adacore.com>
9592 * config/arm/arm.c (arm_function_ok_for_sibcall): Add another check
9595 2016-06-30 Michael Meissner <meissner@linux.vnet.ibm.com>
9598 * config/rs6000/constraints.md (wY constraint): New constraint to
9599 match the requirements for the LXSD and STXSD instructions.
9600 * config/rs6000/predicates.md (offsettable_mem_14bit_operand): New
9601 predicate to match the requirements for the LXSD and STXSD
9603 * config/rs6000/rs6000.md (mov<mode>_hardfloat32, FMOVE64 case):
9604 Use constaint wY for LXSD/STXSD instructions instead of 'o' or 'Y'
9605 to make sure that the bottom 2 bits of offset are 0, the address
9606 form is offsettable, and no updating is done in the address mode.
9607 (mov<mode>_hardfloat64, FMOVE64 case): Likewise.
9608 (movdi_internal32): Likewise
9609 (movdi_internal64): Likewise.
9611 2016-06-30 Jakub Jelinek <jakub@redhat.com>
9613 PR tree-optimization/71707
9614 * tree-ssa-strlen.c (get_stridx_plus_constant): Handle already present
9615 strinfo even for ADDR_EXPR ptr.
9617 2016-06-30 Kelvin Nilsen <kelvin@gcc.gnu.org>
9619 * config/rs6000/altivec.md (darn_32): Change the condition to
9620 TARGET_P9_MISC instead of TARGET_MODULO.
9621 (darn_raw): Replace TARGET_MODULO with TARGET_P9_MISC in the
9622 condition expression.
9623 (darn): Replace TARGET_MODULO with TARGET_P9_MISC in the
9624 condition expression.
9625 * config/rs6000/dfp.md (UNSPEC_DTSTSFI): New unspec constant.
9626 (DFP_TEST): New code iterator.
9627 (dfptstsfi_<code>_mode>): New define_expand.
9628 (*dfp_sgnfcnc_<mode>): New define_insn.
9629 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_0): Move this macro
9630 definition next to BU_P9_MISC_1 definition and change the MASK
9631 value to RS6000_BTM_P9_MISC.
9632 (BU_P9_MISC_1): Change the MASK value to RS6000_BTM_P9_MISC.
9633 (BU_P9_64BIT_MISC_0): Likewise.
9634 (BU_P9_DFP_MISC_0): New macro definition.
9635 (BU_P9_DFP_MISC_1): New macro definition.
9636 (BU_P9_DFP_MISC_2): New macro definition.
9637 (BU_P9_DFP_OVERLOAD_1): New macro definition.
9638 (BU_P9_DFP_OVERLOAD_2): New macro definition.
9639 (BU_P9_DFP_OVERLOAD_3): New macro definition.
9640 (TSTSFI_LT_DD): New BU_P9_DFP_MISC_2.
9641 (TSTSFI_LT_TD): Likewise.
9642 (TSTSFI_EQ_DD): Likewise.
9643 (TSTSFI_EQ_TD): Likewise.
9644 (TSTSFI_GT_DD): Likewise.
9645 (TSTSFI_GT_TD): Likewise.
9646 (TSTSFI_OV_DD): Likewise.
9647 (TSTSFI_OV_TD): Likewise.
9648 (TSTSFI_LT): New BU_P9_DFP_OVERLOAD_2.
9649 (TSTSFI_LT_DD): Likewise.
9650 (TSTSFI_LT_TD): Likewise.
9651 (TSTSFI_EQ): Likewise.
9652 (TSTSFI_EQ_DD): Likewise.
9653 (TSTSFI_EQ_TD): Likewise.
9654 (TSTSFI_GT): Likewise.
9655 (TSTSFI_GT_DD): Likewise.
9656 (TSTSFI_GT_TD): Likewise.
9657 (TSTSFI_OV): Likewise.
9658 (TSTSFI_OV_DD): Likewise.
9659 (TSTSFI_OV_TD): Likewise.
9660 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
9661 overloaded test significance functions.
9662 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
9663 OPTION_MASK_P9_MISC into the representation of this mask.
9664 (POWERPC_MASKS): Add OPTION_MASK_P9_MISC into the representation
9666 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Set the
9667 RS6000_BTM_P9_MISC flag in the return value if TARGET_P9_MISC is
9669 (rs6000_expand_binop_builtin): Enforce that argument 0 of the exp
9670 argument is a 6-bit unsigned literal value if the icode argument
9671 represents a DFP test significance built-in call.
9672 (rs6000_invalid_builtin): Add support for the RS6000_BTM_P9_MISC
9673 flag used independently and in combination with the
9674 RS6000_BTM_64BIT flag.
9675 (rs6000_opt_masks): Add entry for power9-misc command-line option.
9676 (rs6000_builtin_mask_names): Add entry for power9-misc
9677 command-line option.
9678 * config/rs6000/rs6000.h: Redefine TARGET_P9_MISC as 0 if
9679 HAVE_AS_POWER9 is not a defined macro. Define MASK_P9_MISC and
9680 RS6000_BTM_P9_MISC macros.
9681 * config/rs6000/rs6000.opt: Add support for the -mpower9-misc
9682 option and change the description of the -mpower9-vector option to
9683 enable only vector instructions, removing its erroneously claimed
9684 support for scalar instructions.
9685 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
9686 the ISA 3.0 digital floating point test significance built-in
9689 2016-06-30 Wilco Dijkstra <wdijkstr@arm.com>
9691 * config/aarch64/aarch64.c (cortexa35_tunings):
9692 Enable AES fusion. Use cortexa57_branch_cost.
9693 (cortexa53_tunings): Use cortexa57_branch_cost.
9694 (cortexa72_tunings): Use cortexa57_branch_cost.
9695 Use AUTOPREFETCHER_WEAK.
9696 (cortexa73_tunings): Use cortexa57_branch_cost.
9698 2016-06-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9699 James Greenhalgh <james.greenhalgh@arm.com>
9701 * config/aarch64/arm_neon.h (vcopyq_lane_f32, vcopyq_lane_f64,
9702 vcopyq_lane_p8, vcopyq_lane_p16, vcopyq_lane_s8, vcopyq_lane_s16,
9703 vcopyq_lane_s32, vcopyq_lane_s64, vcopyq_lane_u8, vcopyq_lane_u16,
9704 vcopyq_lane_u32, vcopyq_lane_u64): Reimplement in C.
9705 (vcopy_lane_f32, vcopy_lane_f64, vcopy_lane_p8, vcopy_lane_p16,
9706 vcopy_lane_s8, vcopy_lane_s16, vcopy_lane_s32, vcopy_lane_s64,
9707 vcopy_lane_u8, vcopy_lane_u16, vcopy_lane_u32, vcopy_lane_u64,
9708 vcopy_laneq_f32, vcopy_laneq_f64, vcopy_laneq_p8, vcopy_laneq_p16,
9709 vcopy_laneq_s8, vcopy_laneq_s16, vcopy_laneq_s32, vcopy_laneq_s64,
9710 vcopy_laneq_u8, vcopy_laneq_u16, vcopy_laneq_u32, vcopy_laneq_u64,
9711 vcopyq_laneq_f32, vcopyq_laneq_f64, vcopyq_laneq_p8, vcopyq_laneq_p16,
9712 vcopyq_laneq_s8, vcopyq_laneq_s16, vcopyq_laneq_s32, vcopyq_laneq_s64,
9713 vcopyq_laneq_u8, vcopyq_laneq_u16, vcopyq_laneq_u32, vcopyq_laneq_u64):
9716 2016-06-30 James Greenhalgh <james.greenhalgh@arm.com>
9717 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9719 * config/aarch64/aarch64-simd.md (*aarch64_simd_vec_copy_lane<mode>):
9721 (*aarch64_simd_vec_copy_lane_<vswap_width_name><mode>): Likewise.
9723 2016-06-30 David Malcolm <dmalcolm@redhat.com>
9726 * gcc.c (driver::build_option_suggestions): Pass "option" to
9727 add_misspelling_candidates.
9728 * opts-common.c (add_misspelling_candidates): Add "option" param;
9729 use it to avoid adding negated forms for options marked with
9731 * opts.h (add_misspelling_candidates): Add "option" param.
9733 2016-06-30 Jakub Jelinek <jakub@redhat.com>
9736 * fold-const.c (fold_binary_loc) <case RROTATE_EXPR>: Cast
9737 TREE_OPERAND (arg0, 0) and TREE_OPERAND (arg0, 1) to type
9738 first when permuting bitwise operation with rotate. Cast
9739 TREE_OPERAND (arg0, 0) to type when cancelling two rotations.
9741 2016-06-29 David Malcolm <dmalcolm@redhat.com>
9743 * opts.c (handle_param): Use find_param_fuzzy to offer suggestions
9744 for misspelled param names.
9745 * params.c: Include spellcheck.h.
9746 (find_param_fuzzy): New function.
9747 * params.h (find_param_fuzzy): New prototype.
9748 * spellcheck.c (struct edit_distance_traits<const char *>): Move to...
9749 * spellcheck.h (struct edit_distance_traits<const char *>):
9752 2016-06-29 Michael Meissner <meissner@linux.vnet.ibm.com>
9754 * config/rs6000/predicates.md (const_0_to_7_operand): New
9755 predicate, recognize 0..7.
9756 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
9757 support for doing extracts from V16QImode, V8HImode, V4SImode
9759 * config/rs6000/vsx.md (VSX_EXTRACT_I): Mode iterator for ISA 3.0
9760 vector extract support.
9761 (VSX_EXTRACT_PREDICATE): Mode attribute to validate element number
9762 for ISA 3.0 vector extract.
9763 (VSX_EX): Constraints to use for ISA 3.0 vector extract.
9764 (vsx_extract_<mode>, VSX_EXTRACT_I): Add support for doing
9765 extracts of a constant element number from small integer vectors
9766 on 64-bit ISA 3.0 systems.
9767 (vsx_extract_<mode>_di): Likewise.
9768 * config/rs6000/rs6000.h (TARGET_VEXTRACTUB): New target macro to
9769 say when we can do ISA 3.0 vector extracts.
9770 * config/rs6000/rs6000.md (stfiwx): Allow DImode in Altivec
9771 registers, using the stxsiwx instruction.
9773 2016-06-29 Jim Wilson <jim.wilson@linaro.org>
9775 * config/aarch64/aarch64-cores.def (qdf24xx): Use qdf24xx tuning.
9776 * config/aarch64/aarch64.c (qdf24xx_addrcost_table,
9777 qdf24xx_regmove_cost, qdf24xx_tunings): New.
9778 * config/arm/aarch64-cost-tables.h (qdf24xx_extra_costs): New.
9779 * config/arm/arm-cores.def (qdf24xx): Use qdf24xx tuning.
9780 * config/arm/arm.c (arm_qdf24xx_tune): New.
9782 2016-06-29 Wilco Dijkstra <wdijkstr@arm.com>
9784 * config/aarch64/aarch64.c (cortexa53_tunings):
9785 Increase loop alignment to 8. Set function alignment to 16.
9786 (cortexa35_tunings): Likewise.
9787 (cortexa57_tunings): Increase loop alignment to 8.
9788 (cortexa72_tunings): Likewise.
9789 (cortexa73_tunings): Likewise.
9791 2016-06-29 Matthew Wahab <matthew.wahab@arm.com>
9793 * doc/sourcebuild.texi (Effective-Target keywords): Add entries
9794 for arm_fp16_ok and arm_fp16_hw.
9795 (Add Options): Add entries for arm_fp16, arm_fp16_ieee and
9796 arm_fp16_alternative.
9798 2016-06-29 Ilya Enkovich <ilya.enkovich@intel.com>
9800 PR tree-optimization/71655
9801 * tree-vect-stmts.c (vectorizable_comparison): Swap definition
9802 types when swapping operands.
9804 2016-06-29 Martin Liska <mliska@suse.cz>
9807 * common.opt (flag_stack_protect): Mark the flag as optimization flag.
9808 * ipa-inline-transform.c (inline_call): Remove unnecessary call
9809 of build_optimization_node.
9811 2016-06-29 Yuri Rumyantsev <ysrumyan@gmail.com>
9813 PR tree-optimization/70729
9814 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Consider memory reference as
9815 independent in loops having positive safelen value.
9816 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
9817 it may be not valid after vectorization.
9819 2016-06-29 Jakub Jelinek <jakub@redhat.com>
9821 PR tree-optimization/71625
9822 * tree-ssa-strlen.c (get_addr_stridx): Add PTR argument. Assume list
9823 is sorted by ascending list->offset. If PTR is non-NULL and there is
9824 previous strinfo, call get_stridx_plus_constant.
9825 (get_stridx): Pass exp as second argument to get_addr_stridx.
9826 (addr_stridxptr): Add missing list = list->next, so that there can be
9827 more than one entries in the list. Bump limit from 16 to 32. Ensure
9828 the list is sorted by ascending list->offset.
9829 (get_stridx_plus_constant): Adjust so that it can be also called with
9830 ADDR_EXPR instead of SSA_NAME as PTR.
9831 (handle_char_store): Pass NULL_TREE as second argument to
9834 2016-06-29 Richard Biener <rguenther@suse.de>
9836 PR rtl-optimization/68961
9837 * simplify-rtx.c (simplify_subreg): Handle VEC_CONCAT like CONCAT.
9839 2016-06-29 Richard Biener <rguenther@suse.de>
9842 * alias.c (component_uses_parent_alias_set_from): Handle
9843 type punning through union accesses by using the union alias set.
9844 * gimple.c (gimple_get_alias_set): Remove union type punning case.
9846 2016-07-29 Richard Biener <rguenther@suse.de>
9848 * match.pd ((T)(T2)x -> (T)x): Remove restriction on final
9849 precision not matching mode precision.
9851 2016-06-28 John David Anglin <danglin@gcc.gnu.org>
9853 * config/pa/pa.md (call_symref_64bit_post_reload): Don't call
9854 pa_output_arg_descriptor.
9855 (call_val_symref_64bit_post_reload): Likewise.
9856 (call_val_powf_64bit_post_reload): Likewise.
9857 (sibcall_internal_symref_64bit): Likewise.
9858 (sibcall_value_internal_symref_64bit): Likewise.
9860 2016-06-28 Jakub Jelinek <jakub@redhat.com>
9863 * config/i386/i386.c (ix86_expand_vector_move): For SUBREG of
9864 a constant, force its SUBREG_REG into memory or register instead
9867 2016-06-28 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
9870 * config/avr/avr.opt (-mfract-convert-truncate): Update description.
9871 * doc/invoke.texi (AVR Options): Document it.
9873 2016-06-28 Walter Lee <walt@tilera.com>
9875 * config/tilegx/linux.h: Do not include arch/icache.h
9876 (CLEAR_INSN_CACHE): Provide inlined definition directly.
9877 * config/tilepro/linux.h: Do not include arch/icache.h
9878 (CLEAR_INSN_CACHE): Provide inlined definition directly.
9880 2016-06-28 Wilco Dijkstra <wdijkstr@arm.com>
9882 * tree-ssa-math-opts.c (find_bswap_or_nop_1): Adjust bitnumbering
9883 for big-endian BIT_FIELD_REF.
9885 2016-06-28 Pat Haugen <pthaugen@us.ibm.com>
9887 * config/rs6000/rs6000.md ('type' attribute): Add htmsimple/dfp types.
9888 ('size' attribute): Add '128'.
9890 (*mov<mode>_hardfloat32, *mov<mode>_hardfloat64, *movdi_internal32,
9891 *movdi_internal64, *movdf_update1): Set size attribute to '64'.
9892 (add<mode>3, sub<mode>3, mul<mode>3, div<mode>3, sqrt<mode>2,
9893 copysign<mode>3, neg<mode>2_hw, abs<mode>2_hw, *nabs<mode>2_hw,
9894 *fma<mode>4_hw, *fms<mode>4_hw, *nfma<mode>4_hw, *nfms<mode>4_hw,
9895 extend<SFDF:mode><IEEE128:mode>2_hw, trunc<mode>df2_hw,
9896 *xscvqp<su>wz_<mode>, *xscvqp<su>dz_<mode>, *xscv<su>dqp_<mode>,
9897 *trunc<mode>df2_odd): Set size attribute to '128'.
9898 (*cmp<mode>_hw): Change type to veccmp and set size attribute to '128'.
9899 * config/rs6000/power6.md (power6-fp): Include dfp type.
9900 * config/rs6000/power7.md (power7-fp): Likewise.
9901 * config/rs6000/power8.md (power8-fp): Likewise.
9902 * config/rs6000/power9.md: New file.
9903 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power9.md.
9904 * config/rs6000/htm.md (*tabort, *tabort<wd>c, *tabort<wd>ci,
9905 *trechkpt, *treclaim, *tsr, *ttest): Change type attribute to
9907 * config/rs6000/dfp.md (extendsddd2, truncddsd2, extendddtd2,
9908 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
9909 divtd3, *cmpdd_internal1, *cmptd_internal1, floatdidd2, floatditd2,
9910 ftruncdd2, fixdddi2, ftrunctd2, fixtddi2, dfp_ddedpd_<mode>,
9911 dfp_denbcd_<mode>, dfp_dxex_<mode>, dfp_diex_<mode>, dfp_dscli_<mode>,
9912 dfp_dscri_<mode>): Change type attribute to dfp.
9913 * config/rs6000/crypto.md (crypto_vshasigma<CR_char>): Change type
9914 attribute to vecsimple.
9915 * config/rs6000/rs6000.c (power9_cost): Update costs, cache size
9916 and prefetch streams.
9917 (rs6000_option_override_internal): Remove temporary code setting
9918 tuning to power8. Don't set rs6000_sched_groups for power9.
9919 (last_scheduled_insn): Change to rtx_insn *.
9920 (divide_cnt, vec_load_pendulum): New variables.
9921 (rs6000_adjust_cost): Add Power9 to test for store->load separation.
9922 (rs6000_issue_rate): Set issue rate for Power9.
9923 (is_power9_pairable_vec_type): New.
9924 (power9_sched_reorder2): New.
9925 (rs6000_sched_reorder2): Call new function for Power9 specific
9927 (insn_must_be_first_in_group): Remove Power9.
9928 (insn_must_be_last_in_group): Likewise.
9929 (force_new_group): Likewise.
9930 (rs6000_sched_init): Fix initialization of last_scheduled_insn.
9931 Initialize divide_cnt/vec_load_pendulum.
9932 (_rs6000_sched_context, rs6000_init_sched_context,
9933 rs6000_set_sched_context): Handle context save/restore of new
9936 2016-06-28 Richard Biener <rguenther@suse.de>
9938 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p):
9939 Properly handle DECL_BIT_FIELD_REPRESENTATIVE occuring as
9940 COMPONENT_REF operand.
9941 (nonoverlapping_component_refs_p): Likewise.
9942 * stor-layout.c (start_bitfield_representative): Mark
9943 DECL_BIT_FIELD_REPRESENTATIVE as DECL_NONADDRESSABLE_P.
9945 2016-06-28 Jakub Jelinek <jakub@redhat.com>
9947 * Makefile.in: Don't cat ../stage_current if it does not exist.
9949 * doc/extend.texi (__builtin_add_overflow_p): Clarify behavior when
9950 last argument is a bit-field.
9952 PR rtl-optimization/71673
9953 * internal-fn.c (expand_arith_overflow_result_store): Use
9954 OPTAB_LIB_WIDEN instead of OPTAB_DIRECT as last argument to
9955 expand_simple_binop.
9958 * builtins.c (expand_ifn_atomic_compare_exchange_into_call,
9959 expand_ifn_atomic_compare_exchange): New functions.
9960 * internal-fn.c (expand_ATOMIC_COMPARE_EXCHANGE): New function.
9961 * tree.h (build_call_expr_internal_loc): Rename to ...
9962 (build_call_expr_internal_loc_array): ... this. Fix up type of
9964 * internal-fn.def (ATOMIC_COMPARE_EXCHANGE): New internal fn.
9965 * predict.c (expr_expected_value_1): Handle IMAGPART_EXPR of
9966 ATOMIC_COMPARE_EXCHANGE result.
9967 * builtins.h (expand_ifn_atomic_compare_exchange): New prototype.
9968 * gimple-fold.h (optimize_atomic_compare_exchange_p,
9969 fold_builtin_atomic_compare_exchange): New prototypes.
9970 * gimple-fold.c (optimize_atomic_compare_exchange_p,
9971 fold_builtin_atomic_compare_exchange): New functions..
9972 * tree-ssa.c (execute_update_addresses_taken): If
9973 optimize_atomic_compare_exchange_p, ignore &var in 2nd argument
9974 of call when finding addressable vars, and if such var becomes
9975 non-addressable, call fold_builtin_atomic_compare_exchange.
9977 2016-06-27 Segher Boessenkool <segher@kernel.crashing.org>
9980 * config/rs6000/rs6000.md (ashdi3_extswsli_dot): Use
9981 gen_ashdi3_extswsli_dot2 instead of gen_ashdi3_extswsli_dot.
9983 2016-06-27 Pat Haugen <pthaugen@us.ibm.com>
9985 * config/rs6000/rs6000.md ('type' attribute): Add
9986 veclogical,veccmpfx,vecexts,vecmove insn types.
9987 (*abs<mode>2_fpr, *nabs<mode>2_fpr, *neg<mode>2_fpr, *extendsfdf2_fpr,
9988 copysign<mode>3_fcpsgn, trunc<mode>df2_internal1, neg<mode>2_internal,
9989 p8_fmrgow_<mode>, pack<mode>): Change type to fpsimple.
9990 (*xxsel<mode>, copysign<mode>3_hard, neg<mode>2_hw, abs<mode>2_hw,
9991 *nabs<mode>2_hw): Change type to vecmove.
9992 (*and<mode>3_internal, *bool<mode>3_internal, *boolc<mode>3_internal,
9993 *boolcc<mode>3_internal, *eqv<mode>3_internal,
9994 *one_cmpl<mode>3_internal, *ieee_128bit_vsx_neg<mode>2_internal,
9995 *ieee_128bit_vsx_abs<mode>2_internal,
9996 *ieee_128bit_vsx_nabs<mode>2_internal, extendkftf2, trunctfkf2,
9997 *ieee128_mfvsrd_64bit, *ieee128_mfvsrd_32bit, *ieee128_mtvsrd_64bit,
9998 *ieee128_mtvsrd_32bit): Change type to veclogical.
9999 (mov<mode>_hardfloat, *mov<mode>_hardfloat32, *mov<mode>_hardfloat64,
10000 *movdi_internal32, *movdi_internal64): Update insn types.
10001 * config/rs6000/vsx.md (*vsx_le_undo_permute_<mode>,
10002 vsx_extract_<mode>): Change type to veclogical.
10003 (*vsx_xxsel<mode>, *vsx_xxsel<mode>_uns): Change type to vecmove.
10004 (vsx_sign_extend_qi_<mode>, *vsx_sign_extend_hi_<mode>,
10005 *vsx_sign_extend_si_v2di): Change type to vecexts.
10006 * config/rs6000/altivec.md (*altivec_mov<mode>, *altivec_movti): Change
10007 type to veclogical.
10008 (*altivec_eq<mode>, *altivec_gt<mode>, *altivec_gtu<mode>,
10009 *altivec_vcmpequ<VI_char>_p, *altivec_vcmpgts<VI_char>_p,
10010 *altivec_vcmpgtu<VI_char>_p): Change type to veccmpfx.
10011 (*altivec_vsel<mode>, *altivec_vsel<mode>_uns): Change type to vecmove.
10012 * config/rs6000/dfp.md (*negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
10013 negtd2, *abstd2_fpr, *nabstd2_fpr): Change type to fpsimple.
10014 * config/rs6000/40x.md (ppc405-float): Add fpsimple.
10015 * config/rs6000/440.md (ppc440-fp): Add fpsimple.
10016 * config/rs6000/476.md (ppc476-fp): Add fpsimple.
10017 * config/rs6000/601.md (ppc601-fp): Add fpsimple.
10018 * config/rs6000/603.md (ppc603-fp): Add fpsimple.
10019 * config/rs6000/6xx.md (ppc604-fp): Add fpsimple.
10020 * config/rs6000/7xx.md (ppc750-fp): Add fpsimple.
10021 (ppc7400-vecsimple): Add veclogical, vecmove, veccmpfx.
10022 * config/rs6000/7450.md (ppc7450-fp): Add fpsimple.
10023 (ppc7450-vecsimple): Add veclogical, vecmove.
10024 (ppc7450-veccmp): Add veccmpfx.
10025 * config/rs6000/8540.md (ppc8540_simple_vector): Add veclogical,
10027 (ppc8540_vector_compare): Add veccmpfx.
10028 * config/rs6000/a2.md (ppca2-fp): Add fpsimple.
10029 * config/rs6000/cell.md (cell-fp): Add fpsimple.
10030 (cell-vecsimple): Add veclogical, vecmove.
10031 (cell-veccmp): Add veccmpfx.
10032 * config/rs6000/e300c2c3.md (ppce300c3_fp): Add fpsimple.
10033 * config/rs6000/e6500.md (e6500_vecsimple): Add veclogical, vecmove,
10035 * config/rs6000/mpc.md (mpccore-fp): Add fpsimple.
10036 * config/rs6000/power4.md (power4-fp): Add fpsimple.
10037 (power4-vecsimple): Add veclogical, vecmove.
10038 (power4-veccmp): Add veccmpfx.
10039 * config/rs6000/power5.md (power5-fp): Add fpsimple.
10040 * config/rs6000/power6.md (power6-fp): Add fpsimple.
10041 (power6-vecsimple): Add veclogical, vecmove.
10042 (power6-veccmp): Add veccmpfx.
10043 * config/rs6000/power7.md (power7-fp): Add fpsimple.
10044 (power7-vecsimple): Add veclogical, vecmove, veccmpfx.
10045 * config/rs6000/power8.md (power8-fp): Add fpsimple.
10046 (power8-vecsimple): Add veclogical, vecmove, veccmpfx.
10047 * config/rs6000/rs64.md (rs64a-fp): Add fpsimple.
10048 * config/rs6000/titan.md (titan_fp): Add fpsimple.
10049 * config/rs6000/xfpu.md (fp-default, fp-addsub-s, fp-addsub-d): Add
10051 * config/rs6000/rs6000.c (rs6000_adjust_cost): Add TYPE_FPSIMPLE.
10053 2016-06-27 Peter Bergner <bergner@vnet.ibm.com>
10056 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
10057 OPTION_MASK_P9_DFORM_VECTOR.
10058 * config/rs6000/rs6000.c (rs6000_option_override_internal): Do not
10059 disable -mpower9-dform-vector when using reload.
10060 (quad_address_p): Remove 'gpr_p' argument and all associated code.
10061 New 'strict' argument. Update all callers. Add strict addressing
10063 (rs6000_legitimate_offset_address_p): Remove call to
10064 virtual_stack_registers_memory_p.
10065 (rs6000_legitimize_reload_address): Add quad address support.
10066 (rs6000_legitimate_address_p): Move call to quad_address_p above
10067 call to virtual_stack_registers_memory_p. Adjust quad_address_p args
10068 to account for new strict usage.
10069 (rs6000_output_move_128bit): Adjust quad_address_p args to account
10070 for new strict usage.
10071 * config/rs6000/predicates.md (quad_memory_operand): Likewise.
10073 2016-06-26 Uros Bizjak <ubizjak@gmail.com>
10080 * config/i386/i386.c (ix86_spill_class): Disable condition to
10081 always return NO_REGS.
10083 2016-06-26 Jan Hubicka <hubicka@ucw.cz>
10085 * predict.c: Include gimple-pretty-print.h
10086 (predicted_by_loop_heuristics_p): Check also
10087 PRED_LOOP_EXIT_WITH_RECURSION
10088 (predict_loops): Find self recursive calls and use special purpose
10089 predictors for them; dump log about decisions.
10090 (pass_profile::execute): Dump info about #of iterations.
10091 * predict.def (PRED_LOOP_EXIT_WITH_RECURSION,
10092 (PRED_LOOP_GUARD_WITH_RECURSION): New predictors.
10094 2016-06-26 John David Anglin <danglin@gcc.gnu.org>
10096 * config/pa/pa.c (pa_output_indirect_call): Rework to combine
10097 output_asm_insn calls and shorten long lines. Output .CALL
10098 argument descriptor using pa_output_arg_descriptor. Add various
10099 inline $$dyncall and other optimizations.
10100 (pa_attr_length_indirect_call): Adjust ordering and lengths.
10102 2016-06-25 Jakub Jelinek <jakub@redhat.com>
10104 PR tree-optimization/71643
10105 * tree-ssa-tail-merge.c (find_clusters_1): Ignore basic blocks with
10108 * tree-ssa-tail-merge.c (deps_ok_for_redirect_from_bb_to_bb): Don't
10109 leak a bitmap if dep_bb is NULL.
10111 PR tree-optimization/71631
10112 * tree-ssa-reassoc.c (reassociate_bb): Pass true as last argument
10113 to rewrite_expr_tree even if negate_result, move new_lhs var
10114 declaration and initialization earlier, for powi_result set afterwards
10115 new_lhs to lhs. For negate_result, use new_lhs instead of tmp
10116 if new_lhs != lhs, and don't shadow gsi var.
10118 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
10120 * predict.c (predict_paths_leading_to, predict_paths_leading_to_edge):
10121 Add in_loop parameter.
10122 (predict_loops): Add loop guard heuristics.
10123 * predict.def (PRED_LOOP_GUARD): New heuristics.
10125 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
10127 * predict.c: Include ipa-utils.h
10128 (tree_bb_level_prediction): Predict recursive calls.
10129 (tree_estimate_probability_bb): Skip inexpensive calls for call
10131 * predict.def (PRED_RECURSIVE_CALL): New.
10133 2016-06-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10135 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): New #define.
10136 (BU_FLOAT128_1): Likewise.
10138 (COPYSIGNQ): Likewise.
10139 (RS6000_BUILTIN_NANQ): Likewise.
10140 (RS6000_BUILTIN_NANSQ): Likewise.
10141 (RS6000_BUILTIN_INFQ): Likewise.
10142 (RS6000_BUILTIN_HUGE_VALQ): Likewise.
10143 * config/rs6000/rs6000.c (rs6000_fold_builtin): New prototype.
10144 (TARGET_FOLD_BUILTIN): New #define.
10145 (rs6000_builtin_mask_calculate): Add TARGET_FLOAT128 entry.
10146 (rs6000_invalid_builtin): Add handling for RS6000_BTM_FLOAT128.
10147 (rs6000_fold_builtin): New target hook implementation, handling
10148 folding of 128-bit NaNs and infinities.
10149 (rs6000_init_builtins): Initialize const_str_type_node; ensure all
10150 entries are filled in to avoid problems during bootstrap
10151 self-test; define builtins for 128-bit NaNs and infinities.
10152 (rs6000_opt_mask): Add entry for float128.
10153 * config/rs6000/rs6000.h (RS6000_BTM_FLOAT128): New #define.
10154 (RS6000_BTM_COMMON): Include RS6000_BTM_FLOAT128.
10155 (rs6000_builtin_type_index): Add RS6000_BTI_const_str.
10156 (const_str_type_node): New #define.
10157 * config/rs6000/rs6000.md (copysign<mode>3 for IEEE128): Convert
10158 to a define_expand that dispatches to either copysign<mode>3_soft
10159 or copysign<mode>3_hard.
10160 (copysign<mode>3_hard): Rename from copysign<mode>3.
10161 (copysign<mode>3_soft): New define_insn.
10162 * doc/extend.texi: Document new builtins.
10164 2016-06-24 Jakub Jelinek <jakub@redhat.com>
10166 * cfgloop.c (flow_loop_dump): Cast nit to uint64_t and print it using
10167 PRIu64 instead of lu.
10169 2016-06-24 Eric Botcazou <ebotcazou@adacore.com>
10172 * tree-inline.c (remap_decl): When fixing up DECL_ORIGINAL_TYPE, just
10173 copy the type name.
10175 2016-06-24 Jakub Jelinek <jakub@redhat.com>
10177 PR tree-optimization/71647
10178 * omp-low.c (lower_rec_input_clauses): Convert
10179 omp_clause_aligned_alignment (c) to size_type_node for the
10180 last argument of __builtin_assume_aligned.
10182 2016-06-24 H.J. Lu <hongjiu.lu@intel.com>
10184 * configure.ac (calling ___tls_get_addr via GOT): New
10185 assembler/linker check.
10186 (HAVE_AS_IX86_TLS_GET_ADDR_GOT): New. Defined to 1 if 32-bit
10187 assembler and linker supports calling ___tls_get_addr via GOT.
10188 Otherise, defined to 0.
10189 * config.in: Regenerated.
10190 * configure: Likewise.
10191 * config/i386/constraints.md (Yb): New constraint.
10192 * config/i386/i386.h (reg_class): Add TLS_GOTBASE_REGS.
10193 (REG_CLASS_NAMES): Likewise.
10194 (REG_CLASS_CONTENTS): Likewise.
10195 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Replace
10196 the b constraint with the Yb constraint. Call ___tls_get_addr
10197 via GOT for GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT
10199 (*tls_local_dynamic_base_32_gnu): Likewise.
10200 (*tls_global_dynamic_64_<mode>): Call _tls_get_addr via GOT for
10201 GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT is 1.
10202 (*tls_local_dynamic_base_64_<mode>): Likewise.
10204 2016-06-24 Martin Liska <mliska@suse.cz>
10206 * cfgloop.c (flow_loop_dump): Dump average number of loop iterations.
10207 * cfgloop.h: Change 'struct loop' to 'const struct loop' for a
10209 * cfgloopanal.c (expected_loop_iterations_unbounded): Set a new
10210 argument to true if the expected number of iterations is
10213 2016-06-24 Uros Bizjak <ubizjak@gmail.com>
10215 * configure.ac (HAVE_AS_GOTOF_IN_DATA): Use $as_ix86_gas_32_opt to
10216 assemble for 32bit target.
10217 (HAVE_AS_IX86_TLSGDPLT): Use $as_ix86_gas_32_opt to assemble
10218 and $ld_ix86_gld_32_opt to link for 32bit target.
10219 (HAVE_AS_IX86_TLSLDMPLT): Ditto.
10220 * configure: Regenerate.
10222 2016-06-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10224 * config/arm/arm.c (int_log2): Delete definition and prototype.
10225 (shift_op): Use exact_log2 instead of int_log2.
10226 (vfp3_const_double_for_fract_bits): Likewise.
10228 2016-06-24 Jakub Jelinek <jakub@redhat.com>
10230 * internal-fn.c (expand_arith_set_overflow): New function.
10231 (expand_addsub_overflow, expand_neg_overflow, expand_mul_overflow):
10233 (expand_arith_overflow_result_store): Likewise. Handle precision
10234 smaller than mode precision.
10235 * tree-vrp.c (extract_range_basic): For imag part, handle
10236 properly signed 1-bit precision result.
10237 * doc/extend.texi (__builtin_add_overflow): Document that last
10238 argument can't be pointer to enumerated or boolean type.
10239 (__builtin_add_overflow_p): Document that last argument can't
10240 have enumerated or boolean type.
10242 2016-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
10243 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10245 * config/rs6000/predicates.md (splat_input_operand): Rework.
10246 Don't allow constants, since the insns that use this predicate
10247 don't support constants. Constants are handled by other insns
10248 that are created via combine. During and after register
10249 allocation, only allow indexed or indirect addresses, and not
10250 general addresses. Only allow modes supported by the hardware.
10251 * config/rs6000/rs6000.c (xxsplitb_constant_p): Update usage
10252 comment. Move check for using VSPLTIS<x> to a common location,
10253 instead of doing it in two different places.
10255 2016-06-23 Jocelyn Mayer <l_indien@magic.fr>
10257 * config/i386/driver-i386.c (host_detect_local_cpu): Set
10258 PROCESSOR_PENTIUMPRO for signature_CENTAUR_ebx family >= 9.
10259 <case PROCESSOR_PENTIMUMPRO>: Pass c7 or nehemiah for
10260 signature_CENTAUR_ebx.
10262 2016-06-23 H.J. Lu <hongjiu.lu@intel.com>
10266 * configure.ac (as_ix86_tls_ldm_opt): Renamed to ...
10267 (as_ix86_gas_32_opt): This.
10268 (ld_ix86_tls_ldm_opt): Renamed to ...
10269 (ld_ix86_gld_32_opt): This.
10270 (R_386_TLS_LDM reloc): Updated.
10271 (R_386_GOT32X reloc): New assembler/linker check.
10272 (HAVE_AS_IX86_GOT32X): New. Defined to 1 if 32-bit assembler and
10273 linker support "jmp *_start@GOT" and "cmpl $0, bar@GOT". Otherise,
10275 * config.in: Regenerated.
10276 * configure: Likewise.
10277 * config/i386/i386.c (ix86_force_load_from_GOT_p): Return
10278 true if HAVE_AS_IX86_GOT32X is 1 in 32-bit mode.
10279 (ix86_legitimate_address_p): Allow UNSPEC_GOT for -fno-plt
10280 if ix86_force_load_from_GOT_p returns true.
10281 (ix86_print_operand_address_as): Also support UNSPEC_GOT if
10282 ix86_force_load_from_GOT_p returns true.
10283 (ix86_expand_move): Generate UNSPEC_GOT in 32-bit mode to load
10284 the external function address via the GOT slot.
10285 (ix86_nopic_noplt_attribute_p): Check both TARGET_64BIT and
10286 HAVE_AS_IX86_GOT32X before returning false.
10287 (ix86_output_call_insn): Generate "%!jmp/call\t*%p0@GOT" in
10288 32-bit mode if ix86_nopic_noplt_attribute_p returns true.
10290 2016-06-23 Eric Botcazou <ebotcazou@adacore.com>
10292 * tree-inline.c (remap_decl): Preserve DECL_ORIGINAL_TYPE invariant.
10294 2016-06-23 Andi Kleen <ak@linux.intel.com>
10296 * Makefile.in: Regenerate.
10297 * doc/install.texi: Document autoprofiledbootstrap.
10299 2016-06-23 Andi Kleen <ak@linux.intel.com>
10301 * config/i386/gcc-auto-profile: New file.
10303 2016-06-23 Martin Liska <mliska@suse.cz>
10305 PR middle-end/71619
10306 * predict.c (predict_loops): Revert the hunk that was removed
10309 2016-06-23 Jakub Sejdak <jakub.sejdak@phoesys.com>
10311 * config.gcc: Add support for arm*-*-phoenix* targets.
10312 * config/arm/t-phoenix: New.
10313 * config/phoenix.h: New.
10315 2016-06-23 Uros Bizjak <ubizjak@gmail.com>
10316 H.J. Lu <hongjiu.lu@intel.com>
10319 * config/i386/i386-protos.h (ix86_force_load_from_GOT_p): New.
10320 * config/i386/i386.c (ix86_force_load_from_GOT_p): New function.
10321 (ix86_legitimate_constant_p): Do not allow UNSPEC_GOTPCREL if
10322 ix86_force_load_from_GOT_p returns true.
10323 (ix86_legitimate_address_p): Allow UNSPEC_GOTPCREL if
10324 ix86_force_load_from_GOT_p returns true.
10325 (ix86_print_operand_address_as): Support UNSPEC_GOTPCREL if
10326 ix86_force_load_from_GOT_p returns true.
10327 (ix86_expand_move): Load the external function address via the
10328 GOT slot if ix86_force_load_from_GOT_p returns true.
10329 * config/i386/predicates.md (x86_64_immediate_operand): Return
10330 false for SYMBOL_REFs where ix86_force_load_from_GOT_p returns true.
10331 (x86_64_zext_immediate_operand): Ditto.
10333 2016-06-22 Uros Bizjak <ubizjak@gmail.com>
10335 * config/i386/i386.c (ix86_expand_move): Simplify SYMBOL_REF handling.
10337 2016-06-22 David Malcolm <dmalcolm@redhat.com>
10340 * diagnostic-core.h (pedwarn_at_rich_loc): New prototype.
10341 * diagnostic.c (pedwarn_at_rich_loc): New function.
10342 * spellcheck.h (best_match::best_match): Add a
10343 "best_distance_so_far" optional parameter.
10344 (best_match::set_best_so_far): New method.
10345 (best_match::get_best_distance): New accessor.
10346 (best_match::get_best_candidate_length): New accessor.
10348 2016-06-22 Nick Clifton <nickc@redhat.com>
10350 * dwarf2out.c (scompare_loc_descriptor): Use SCALAR_INT_MODE_P() in
10351 place of GET_MODE_CLASS() == MODE_INT, so that partial integer
10352 modes are accepted as well.
10353 (ucompare_loc_descriptor): Likewise.
10354 (minmax_loc_descriptor): Likewise.
10355 (clz_loc_descriptor): Likewise.
10356 (popcount_loc_descriptor): Likewise.
10357 (bswap_loc_descriptor): Likewise.
10358 (rotate_loc_descriptor): Likewise.
10359 (mem_loc_descriptor): Likewise.
10360 (loc_descriptor): Likewise.
10362 2016-06-22 David Malcolm <dmalcolm@redhat.com>
10364 * common.opt (fdiagnostics-parseable-fixits): New option.
10365 * diagnostic.c: Include "selftest.h".
10366 (print_escaped_string): New function.
10367 (print_parseable_fixits): New function.
10368 (diagnostic_report_diagnostic): Call print_parseable_fixits.
10369 (selftest::assert_print_escaped_string): New function.
10370 (ASSERT_PRINT_ESCAPED_STRING_STREQ): New macro.
10371 (selftest::test_print_escaped_string): New function.
10372 (selftest::test_print_parseable_fixits_none): New function.
10373 (selftest::test_print_parseable_fixits_insert): New function.
10374 (selftest::test_print_parseable_fixits_remove): New function.
10375 (selftest::test_print_parseable_fixits_replace): New function.
10376 (selftest::diagnostic_c_tests): New function.
10377 * diagnostic.h (struct diagnostic_context): Add field
10378 "parseable_fixits_p".
10379 * doc/invoke.texi (Diagnostic Message Formatting Options): Add
10380 -fdiagnostics-parseable-fixits.
10381 (-fdiagnostics-parseable-fixits): New option.
10382 * opts.c (common_handle_option): Handle
10383 -fdiagnostics-parseable-fixits.
10384 * selftest-run-tests.c (selftest::run_tests): Call
10385 selftest::diagnostic_c_tests.
10386 * selftest.h (selftest::diagnostic_c_tests): New prototype.
10388 2016-06-22 Ilya Enkovich <ilya.enkovich@intel.com>
10390 PR tree-optimization/71488
10391 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Support
10392 comparison of boolean vectors.
10393 * tree-vect-stmts.c (vectorizable_comparison): Vectorize comparison
10394 of boolean vectors using bitwise operations.
10396 2016-06-22 Andreas Schwab <schwab@suse.de>
10398 * config/aarch64/aarch64-protos.h (aarch64_elf_asm_named_section):
10399 Remove declaration.
10401 2016-06-22 Eric Botcazou <ebotcazou@adacore.com>
10403 * function.c (assign_parm_setup_reg): Prevent sharing in another case.
10405 2016-06-22 Bernd Edlinger <bernd.edlinger@hotmail.de>
10407 * config/i386/i386.c (print_reg): Emit an error message on attempt to
10410 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10412 * config/arm/arm.c (arm_cortex_a73_tune): New struct.
10413 * config/arm/arm-cores.def (cortex-a73): New entry.
10414 (cortex-a73.cortex-a35): Likewise.
10415 (cortex-a73.cortex-a53): Likewise.
10416 * config/arm/arm-tables.opt: Regenerate.
10417 * config/arm/arm-tune.md: Likewise.
10418 * config/arm/bpabi.h (BE8_LINK_SPEC): Handle mcpu=cortex-a73,
10419 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
10420 * config/arm/t-aprofile: Handle mcpu=cortex-a73,
10421 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
10422 * doc/invoke.texi (ARM Options): Document cortex-a73,
10423 cortex-a73.cortex-a35 and cortex-a73.cortex-a53.
10425 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10427 * config/aarch64/aarch64.c (cortexa73_tunings): New struct.
10428 * config/aarch64/aarch64-cores.def (cortex-a73): New entry.
10429 (cortex-a73.cortex-a35): Likewise.
10430 (cortex-a73.cortex-a53): Likewise.
10431 * config/aarch64/aarch64-tune.md: Regenerate.
10432 * doc/invoke.texi (AArch64 Options): Document cortex-a73,
10433 cortex-a73.cortex-a35 and cortex-a73.cortex-a53 arguments to
10436 2016-06-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10438 * configure.ac (gcc_cv_as_compress_debug): Remove
10439 --compress-debug-sections as extra as switch.
10440 Handle gas --compress-debug-sections=type.
10441 (gcc_cv_ld_compess_debug): Remove bogus ld_date check.
10442 Handle gld --compress-debug-sections=type.
10443 * configure: Regenerate.
10445 2016-06-21 Andrew Burgess <andrew.burgess@embecosm.com>
10447 * bb-reorder.c (pass_partition_blocks::gate): Update comment.
10449 2016-06-21 John David Anglin <danglin@gcc.gnu.org>
10451 * gcov-tool.c (profile_rewrite): Use int64_t instead of long long.
10452 (do_rewrite): likewise.
10454 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10456 * common/config/mep/mep-common.c: Remove.
10457 * config.gcc: Remove mep-* support.
10458 * config/mep/constraints.md: Remove.
10459 * config/mep/default.h: Remove.
10460 * config/mep/intrinsics.h: Remove.
10461 * config/mep/intrinsics.md: Remove.
10462 * config/mep/ivc2-template.h: Remove.
10463 * config/mep/mep-c5.cpu: Remove.
10464 * config/mep/mep-core.cpu: Remove.
10465 * config/mep/mep-default.cpu: Remove.
10466 * config/mep/mep-ext-cop.cpu: Remove.
10467 * config/mep/mep-intrin.h: Remove.
10468 * config/mep/mep-ivc2.cpu: Remove.
10469 * config/mep/mep-pragma.c: Remove.
10470 * config/mep/mep-protos.h: Remove.
10471 * config/mep/mep.c: Remove.
10472 * config/mep/mep.cpu: Remove.
10473 * config/mep/mep.h: Remove.
10474 * config/mep/mep.md: Remove.
10475 * config/mep/mep.opt: Remove.
10476 * config/mep/predicates.md: Remove.
10477 * config/mep/t-mep: Remove.
10478 * doc/install.texi: Remove mep-* documentation.
10479 * doc/md.texi: Likewise.
10481 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10483 * config.gcc: Remove support for avr-rtems.
10484 * config/avr/gen-avr-mmcu-specs.c: Likewise.
10485 * config/avr/rtems.h: Remove.
10486 * config/avr/t-rtems: Remove.
10488 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10490 * config.gcc: Remove m32r-rtems support.
10491 * config/m32r/rtems.h: Remove.
10493 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10495 * config.gcc: Remove h8300-rtems support.
10496 * config/h8300/rtems.h: Remove.
10497 * config/h8300/t-rtems: Remove.
10499 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10501 * config.gcc: Remove support for knetbsd.
10502 * configure.ac: Likewise.
10503 * config/i386/knetbsd-gnu.h: Remove. * config/i386/knetbsd-gnu64.h: Remove.
10504 * config/knetbsd-gnu.h: Remove.
10505 * configure: Regenerate.
10507 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10509 * config.gcc: Remove support for openbsd 2 and 3.
10510 * config/openbsd-oldgas.h: Remove.
10512 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10514 * config.gcc: Remove interix support.
10515 * config/i386/i386-interix.h: Remove.
10516 * config/i386/interix.opt: Remove.
10517 * config/i386/t-interix: Remove.
10518 * configure: Regenerate.
10519 * configure.ac: Remove interix support.
10520 * doc/install.texi: Remove interix documentation.
10522 2016-06-21 Kelvin Nilsen <kelvin@gcc.gnu.org>
10524 * config/rs6000/rs6000.h: Add conditional preprocessing directives
10525 to disable Power9-specific compiler features if HAVE_AS_POWER9 is
10528 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
10530 * tree.c (verify_type_variant): Skip TYPE_SIZE and TYPE_SIZE_UNIT if
10531 they are both PLACEHOLDER_EXPRs.
10533 2016-06-21 Michael Meissner <meissner@linux.vnet.ibm.com>
10535 * stor-layout.c (layout_type): Move setting complex MODE to
10536 layout_type, instead of setting it ahead of time by the caller.
10537 * tree.c (build_complex_type): Likewise.
10539 2016-06-21 Martin Liska <mliska@suse.cz>
10541 * predict.c (force_edge_cold): Replace imposisble with
10544 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
10546 * config/i386/i386.c (ix86_emit_swsqrtsf): Emit vrsqrt28ps.
10547 * config/i386/sse.md (define_expand "rsqrtv16sf2"): New.
10549 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
10551 * config/i386/i386.c (ix86_emit_swdivsf): Emit vrcp28ps.
10553 2016-06-21 H.J. Lu <hongjiu.lu@intel.com>
10554 Ilya Enkovich <ilya.enkovich@intel.com>
10557 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
10558 New member function to convert V1TImode register to SUBREG
10559 TImode in debug insn.
10560 (timode_scalar_chain::convert_insn): Call fix_debug_reg_uses
10561 after changing register mode to V1TImode.
10563 2016-06-21 Virendra Pathak <virendra.pathak@broadcom.com>
10565 * config/aarch64/aarch64-cores.def (vulcan): New core.
10566 * config/aarch64/aarch64-tune.md: Regenerate.
10567 * doc/invoke.texi: Document vulcan as an available option.
10569 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
10571 * cse.c (canon_asm_operands): New function extracted from...
10572 (canonicalize_insn): ...here. Call it to canonicalize an ASM_OPERANDS
10573 either standalone or member of a PARALLEL.
10575 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
10578 * config/avr/gen-avr-mmcu-specs.c (print_mcu):
10579 [*link_data_start]: Wrap -Tdata into %{!Tdata:...}.
10580 [*link_text_start]: Wrap -Ttext into %{!Ttext:...}.
10582 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
10585 * config/avr/avr.md (movqi): Only handle loading subreg:qi of
10586 constant addresses if can_create_pseudo_p.
10588 2016-06-21 Jakub Jelinek <jakub@redhat.com>
10590 PR tree-optimization/71588
10591 * tree-ssa-strlen.c (valid_builtin_call): New function.
10592 (adjust_last_stmt, handle_builtin_memset, strlen_optimize_stmt): Use
10595 2016-06-20 Jakub Jelinek <jakub@redhat.com>
10597 PR middle-end/71581
10598 * tree-ssa-uninit.c (warn_uninit): If EXPR and VAR are NULL,
10599 see if T isn't anonymous SSA_NAME with COMPLEX_EXPR created
10600 for conversion of scalar user var to complex type and use the
10601 underlying SSA_NAME_VAR in that case. If EXPR is still NULL,
10604 PR rtl-optimization/71591
10605 * toplev.c (toplev::run_self_tests): If no_backend, complain and
10606 don't run any tests.
10608 2016-06-20 Hans-Peter Nilsson <hp@axis.com>
10611 * config/cris/cris.c (cris_asm_output_mi_thunk): Add missing "ba"
10612 delay-slot "nop" for PIC with CRIS v32. Also add missing leading
10613 space for PIC with non-v32 and the common non-PIC "jump".
10615 2016-06-20 Jakub Jelinek <jakub@redhat.com>
10618 * config/i386/i386.c (ix86_fp_cmp_code_to_pcmp_immediate): Fix up
10619 returned values and add UN*/LTGT/*ORDERED cases with values matching
10620 D operand modifier on vcmp for AVX.
10622 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
10624 * config/aarch64/aarch64.opt
10625 (mpc-relative-literal-loads): Rename internal option name.
10626 * config/aarch64/aarch64.c
10627 (aarch64_nopcrelative_literal_loads): Rename to
10628 aarch64_pcrelative_literal_loads.
10629 (aarch64_expand_mov_immediate): Likewise.
10630 (aarch64_secondary_reload): Likewise.
10631 (aarch64_can_use_per_function_literal_pools_p): Likewise.
10632 (aarch64_override_options_after_change_1): Rename and simplify logic.
10633 (aarch64_classify_symbol): Merge large model checks into switch,
10634 remove pc-relative load check.
10636 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
10638 * config/arm/aarch-cost-tables.h (cortexa53_extra_costs): Make FP
10639 costs relative to the cost of a register move.
10641 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
10643 * config/aarch64/arm_neon.h (vcvt_n_f64_s64): New.
10644 (vcvt_n_f64_u64): Likewise.
10645 (vcvt_n_s64_f64): Likewise.
10646 (vcvt_n_u64_f64): Likewise.
10647 (vcvt_f64_s64): Likewise.
10648 (vrecpe_f64): Likewise.
10649 (vcvt_f64_u64): Likewise.
10650 (vrecps_f64): Likewise.
10652 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
10654 * config/aarch64/aarch64.md
10655 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3): Add attributes to
10657 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>3): Likewise. Correct
10659 * config/aarch64/aarch64-builtins.c
10660 (aarch64_types_binop_uss_qualifiers): Delete.
10661 (TYPES_BINOP_USS): Likewise.
10662 (aarch64_types_binop_sus_qualifiers): Likewise.
10663 (TYPES_BINOP_SUS): Likewise.
10664 (aarch64_types_fcvt_from_unsigned_qualifiers): New.
10665 (TYPES_FCVTIMM_SUS): Likewise.
10666 * config/aarch64/aarch64-simd-builtins.def (scvtf): Use SHIFTIMM
10668 (ucvtf): Use FCVTIMM_SUS rather than BINOP_SUS.
10669 (fcvtzs): Use SHIFTIMM rather than BINOP.
10670 (fcvtzu): Use SHIFTIMM_USS rather than BINOP_USS.
10672 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
10674 * config/arm/aarch-cost-tables.h (cortexa57_extra_costs): Make FP
10675 costs relative to the cost of a register move.
10677 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
10679 * config/aarch64/aarch64.c (aarch64_modes_tieable_p):
10680 Allow scalar/single vector modes to be tieable.
10682 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
10684 * config/arm/cortex-a57.md (cortex_a57_fp_cpys): Add fcsel.
10686 2016-06-20 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10688 * params.def (PARAM_ALIGN_LOOP_ITERATIONS): Use "alignment" instead of
10690 * tree.h (TYPE_ALIGN): Likewise.
10692 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
10695 * config/avr/avr.md (movqi): Handle loading subreg:qi (const).
10697 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
10699 * config/avr/avr.c (avr_print_operand): Fix "format not a string
10700 literal" build warnings.
10701 (avr_print_operand_address): Dito.
10703 2016-06-19 David Edelsohn <dje.gcc@gmail.com>
10706 * config/rs6000/aix51.h (TARGET_EXTRA_BUILTINS): Define as 0.
10707 * config/rs6000/aix43.h (TARGET_EXTRA_BUILTINS): Same.
10709 2016-06-18 John David Anglin <danglin@gcc.gnu.org>
10711 * config/pa/pa.h (TARGET_LONG_PIC_PCREL_CALL): Remove.
10713 2016-06-18 Eric Botcazou <ebotcazou@adacore.com>
10716 * reload1.c (reload): Pass 0 to finish_spills when called because
10717 update_eliminables_and_spill returns true and remove did_spill.
10718 (finish_spills): Adjust comment and document GLOBAL parameter.
10720 2016-06-17 DJ Delorie <dj@redhat.com>
10723 * config/rl78/rl78-expand.c (umulqihi3): Enable for G10.
10724 * config/rl78/rl78-virtual.c (umulhi3_shift_virt): Likewise.
10725 (umulqihi3_virt): Likewise.
10726 * config/rl78/rl78-real.c (umulhi3_shift_real): Likewise.
10727 (umulqihi3_real): Likewise.
10729 2016-06-17 Martin Liska <mliska@suse.cz>
10731 * tree-ssa-reassoc.c (transform_add_to_multiply): Use auto_vec.
10733 2016-06-17 Martin Liska <mliska@suse.cz>
10735 * predict.def: PRED_LOOP_EXIT from 92 to 85.
10737 2016-06-17 James Greenhalgh <james.greenhalgh@arm.com>
10739 * config/arm/arm_neon.h (vadd_f32): replace __FAST_MATH with
10741 (vaddq_f32): Likewise.
10742 (vmul_f32): Likewise.
10743 (vmulq_f32): Likewise.
10744 (vsub_f32): Likewise.
10745 (vsubq_f32): Likewise.
10747 2016-06-17 Bin Cheng <bin.cheng@arm.com>
10749 PR tree-optimization/71347
10750 * tree-ssa-loop-ivopts.c (determine_group_iv_cost_address): Compute
10751 cost for all uses in group.
10753 2016-06-17 Bin Cheng <bin.cheng@arm.com>
10755 * tree-vect-loop.c (vect_create_epilog_for_reduction): Only
10756 insert gimple seq if it's not empty.
10758 2016-06-17 Bin Cheng <bin.cheng@arm.com>
10760 * tree-vectorizer.h (struct dr_with_seg_len): Remove class
10762 * tree-vect-data-refs.c (operator ==): Handle DR_OFFSET directly,
10763 rather than OFFSET.
10764 (comp_dr_with_seg_len_pair): Ditto.
10765 (vect_prune_runtime_alias_test_list): Ditto. Also Canonicalize
10766 struct dr_with_seg_len_pair against DR_OFFSET.
10767 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks): Handle
10768 DR_OFFSET directly.
10770 2016-06-17 Szabolcs Nagy <szabolcs.nagy@arm.com>
10772 * config/aarch64/geniterators.sh: Handle parenthesised conditions.
10774 2016-06-16 John David Anglin <danglin@gcc.gnu.org>
10776 * config/pa/pa.c (pa_output_pic_pcrel_sequence): New.
10777 (pa_output_lbranch): Use pa_output_pic_pcrel_sequence.
10778 (pa_output_millicode_call): Likewise.
10779 (pa_output_call): Likewise.
10780 (pa_output_indirect_call): Likewise.
10781 (pa_asm_output_mi_thunk): Likewise.
10783 2016-06-16 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
10785 * doc/invoke.texi (x86 Options): Fix -mno-fp-ret-in-387 typo.
10787 2016-06-16 Martin Liska <mliska@suse.cz>
10789 * predict.c (combine_predictions_for_insn): When we find a first
10790 match predictor, we should consider just predictors with
10791 PRED_FLAG_FIRST_MATCH. Print either first match (if any) or
10792 DS theory predictor.
10793 (combine_predictions_for_bb): Likewise.
10795 2016-06-16 Jakub Jelinek <jakub@redhat.com>
10797 * gimplify.c (gimplify_scan_omp_clauses): Handle COMPONENT_REFs
10798 with base of reference to struct.
10800 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
10802 * doc/invoke.texi (x86 Options): Document -m80387 and -mhard-float.
10804 2016-06-16 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
10807 * config/avr/avr.c (avr_asm_init_sections): Remove setup of
10808 progmem_swtable_section.
10809 (progmem_swtable_section): Remove.
10810 (avr_asm_function_rodata_section): Remove.
10811 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
10812 * config/avr/avr.h (JUMP_TABLES_IN_TEXT_SECTION: Define to 1.
10814 2016-06-16 Jocelyn Mayer <l_indien@magic.fr>
10816 * config/i386/driver-i386.c (host_detect_local_cpu): Set
10817 PROCESSOR_K8 for signature_CENTAUR_ebx with has_longmode.
10818 <case PROCESSOR_K8>: Pass nano-3000, nano, eden-x2 or k8 for
10819 signature_CENTAUR_ebx.
10820 * config/i386/i386.c (ix86_option_override_internal): Add
10821 definitions for VIA c7, samuel-2, nehemiah, esther, eden-x2, eden-x4,
10822 nano, nano-1000, nano-2000, nano-3000, nano-x2 and nano-x4.
10823 * doc/invoke.texi (x86 Options): Document new VIA -march entries.
10825 2016-06-16 Martin Liska <mliska@suse.cz>
10827 * predict.def: Add fortran loop preheader predictor.
10828 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Properly
10829 fold IFN_BUILTIN_EXPECT with a known constant argument.
10831 2016-06-16 Martin Liska <mliska@suse.cz>
10833 * predict.def: Add 'Fortran' to display text of all
10834 PRED_FORTRAN_* predictors.
10836 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
10839 * config/ia64/ia64.c (enum ia64_builtins) [IA64_BUILTIN_NANQ]: New.
10840 [IA64_BUILTIN_NANSQ]: Ditto.
10841 (ia64_fold_builtin): New function.
10842 (TARGET_FOLD_BUILTIN): New define.
10843 (ia64_init_builtins) Declare const_string_type node.
10844 Add __builtin_nanq and __builtin_nansq builtin functions.
10845 (ia64_expand_builtin): Handle IA64_BUILTIN_NANQ and IA64_BUILTIN_NANSQ.
10847 2016-06-16 Nick Clifton <nickc@redhat.com>
10849 * config/msp430/msp430-opts.h (msp430_hwmult_types): Add
10850 MSP430_HWMULT_ prefix to enum values.
10851 (msp430_regions): Add MSP430_REGION_ prefix to enum values.
10852 * config/msp430/msp430.c: Update use of enum values.
10853 * config/msp430/msp430.md: Likewise.
10854 * config/msp430/msp430.opt: Likewise.
10856 2016-06-16 Jan Hubicka <hubicka@ucw.cz>
10858 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Fix estimation
10859 of comparsions in the last iteration.
10861 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
10862 Joern Rennecke <joern.rennecke@embecosm.com>
10864 * config/arc/arc.c (arc_print_operand_address): Handle pc-relative
10866 (arc_needs_pcl_p): Add GOTOFFPC.
10867 (arc_legitimate_pic_addr_p): Likewise.
10868 (arc_output_pic_addr_const): Likewise.
10869 (arc_legitimize_pic_address): Generate a pc-relative address using
10871 (arc_output_libcall): Use @pcl syntax.
10872 (arc_delegitimize_address_0): Delegitimize ARC_UNSPEC_GOTOFFPC.
10873 * config/arc/arc.md ("unspec"): Add ARC_UNSPEC_GOTOFFPC.
10874 (*movsi_insn): Use @pcl syntax.
10875 (doloop_begin_i): Likewise.
10877 2016-06-16 Martin Liska <mliska@suse.cz>
10879 * predict.def: Define a new predictor.
10881 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
10883 * config/arc/arc.opt (mtp-regno): Update text.
10885 2016-06-16 Renlin Li <renlin.li@arm.com>
10887 * config/aarch64/aarch64.c (aarch64_legitimize_address): Fix a typo.
10889 2016-06-16 Jakub Jelinek <jakub@redhat.com>
10892 * config/i386/i386.md (setcc + movzbl peephole2): Use reg_set_p.
10893 (setcc + and peephole2): Likewise.
10895 PR rtl-optimization/71532
10896 * cse.c (cse_insn): For const/pure calls, invalidate argument passing
10899 2016-06-15 Michael Meissner <meissner@linux.vnet.ibm.com>
10901 * config/rs6000/vsx.md (VSINT_84): Add DImode to enable loading
10902 DImode constants with XXSPLTIB in vector registers.
10903 (vsx_extract_<mode>, V2DImode/V2DFmode): Combine both
10904 vsx_extract_<mode>_internal{1,2} into a single insn that handles
10905 direct move (both ISA 2.07 and ISA 3.0 versions), and optimizes
10906 extraction of the element at the top of the register as a scalar
10908 (vsx_extract_<mode>_internal1): Likewise.
10909 (vsx_extract_<mode>_internal2): Likewise.
10910 * config/rs6000/constraints.md (wi constraint): Remove a comment
10911 about DImode not being allowed in Altivec registers.
10912 (wB constraint): New constraint for constants that can be
10913 generated in Altivec registers with VSPLTISW/VUPKHSW.
10914 * config/rs6000/predicates.md (xxspltib_constant_split): Update
10916 (xxspltib_constant_nosplit): Likewise.
10917 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Add
10918 support for -mupper-regs-di to enable DImode to go into Altivec
10920 (POWERPC_MASKS): Likewise.
10921 (power7 cpu): Likewise.
10922 * config/rs6000/rs6000.opt (-mupper-regs-di): Likewise.
10923 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Add support
10924 for DImode being allowed in Altivec registers. Update wi/wj
10925 constraints. Set scalar_in_vmx_p flag.
10926 (rs6000_option_override_internal): Add checks for -mupper-regs-di.
10927 (xxspltib_constant_p): Allow CONST_INT's with VOIDmode. Don't
10928 return true if we could use VSPLTISW/VUPKHSW instead of XXSPLTIB.
10929 (rs6000_opt_masks): Add -mupper-regs-di.
10930 * config/rs6000/rs6000.md (lfiwax): Update clobbers that don't use
10931 direct move to use wi and not wj.
10932 (lfiwzx): Likewise.
10933 (floatsi<mode>2_lfiwax_mem): Combine alternatives into a single
10935 (floatunssi<mode>2_lfiwzx_mem): Likewise.
10936 (fix_trunc<mode>di2_fctidz): Change second alternative to allow
10937 any VSX register, instead of just Altivec registers, to allow
10938 either operand to be an Altivec register or both.
10939 (fixuns_trunc<mode>di2_fctiduz): Likewise.
10940 (movdi_internal32): Add support for -mupper-regs-di. Add support
10941 to load constants via XXSPLTIB or VSPLTISW. Add spacing to allow
10942 the alternatives and attributes to be lined up to be easier to
10944 (movdi_internal64): Likewise.
10945 (64-bit DImode splitters): Change predicates to only split loading
10946 up GPR registers. Add splits for using XXSPLTIB or VSPLTISW to
10947 load constants in ISA 3.0 or ISA 2.07 respectively.
10948 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
10949 -mupper-regs-di. Update -mupper-regs-df and -mupper-regs-sf to
10950 mention -mcpu=power9 sets these options.
10951 * doc/md.texi (PowerPC and IBM RS6000 constraints): Document the
10954 2016-06-15 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
10957 * config/avr/avr.c (avr_set_current_function): Warn misspelled
10958 interrupt/ signal handler if -Wmisspelled-isr flag is enabled.
10959 * config/avr/avr.opt (Wmisspelled-isr): New warning flag. Enabled
10960 by default to warn misspelled interrupt/ signal handler.
10961 * doc/invoke.texi (AVR Options): Document it. Update description
10962 for -nodevicelib option.
10964 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10966 * config/aarch64/aarch64-simd.md (aarch64_<sur>shll_n<mode>): Clean
10967 up parentheses. Use GET_MODE_UNIT_BITSIZE.
10968 (aarch64_<sur>shll2_n<mode>): Likewise.
10970 2016-06-15 Ilya Enkovich <ilya.enkovich@intel.com>
10972 PR middle-end/71529
10973 * ipa-chkp.c (chkp_build_instrumented_fndecl): Fix
10974 DECL_CONTEXT for copied arguments.
10976 2016-06-15 Alan Hayward <alan.hayward@arm.com>
10978 PR tree-optimization/71483
10979 * tree-vect-loop.c (vectorizable_live_operation): Pick correct index
10982 2016-06-15 Martin Liska <mliska@suse.cz>
10984 * predict.c (tree_predict_by_opcode): Call predict_edge_def
10985 instead of predict_edge w/o a probability.
10987 2016-06-15 Alan Hayward <alan.hayward@arm.com>
10989 PR tree-optimization/71439
10990 * tree-vect-loop.c (vect_analyze_loop_operations): Additional check for
10993 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10995 * ifcvt.c (bb_ok_for_noce_multiple_sets): Allow simple lowpart
10996 register subregs in SET_SRC.
10998 2016-06-15 Richard Biener <rguenther@suse.de>
11000 * tree-vect-stmts.c (vectorizable_store): Remove strided grouped
11001 store restrictions.
11003 2016-06-15 Richard Biener <rguenther@suse.de>
11005 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence): Do
11006 not consider dependences between accesses that belong to the
11008 (vect_analyze_data_ref_dependences): Do not analyze read-read
11009 or self-dependences.
11011 2016-06-14 David Malcolm <dmalcolm@redhat.com>
11013 * spellcheck-tree.c: Include spellcheck-tree.h rather than
11015 (find_closest_identifier): Reimplement in terms of
11016 best_match<tree,tree>.
11017 * spellcheck-tree.h: New file.
11018 * spellcheck.c (struct edit_distance_traits<const char *>): New
11020 (find_closest_string): Reimplement in terms of
11021 best_match<const char *, const char *>.
11022 * spellcheck.h (levenshtein_distance): Move prototype of tree-based
11023 overload to spellcheck-tree.h.
11024 (find_closest_identifier): Likewise.
11025 (struct edit_distance_traits<T>): New template.
11026 (class best_match): New class.
11028 2016-06-14 David Malcolm <dmalcolm@redhat.com>
11030 * selftest-run-tests.c (selftest::run_tests): Call
11031 selftest::spellcheck_tree_c_tests.
11032 * selftest.h (selftest::spellcheck_tree_c_tests): New decl.
11033 * spellcheck-tree.c: Include selftest.h and stringpool.h.
11034 (selftest::test_find_closest_identifier): New function.
11035 (selftest::spellcheck_tree_c_tests): New function.
11036 * spellcheck.c (selftest::test_find_closest_string): Verify that
11037 the order of the vec does not affect the results for this case.
11038 (selftest::test_data): New array.
11039 (selftest::test_metric_conditions): New function.
11040 (selftest::spellcheck_c_tests): Add a test of case-comparison.
11041 Call selftest::test_metric_conditions.
11043 2016-06-14 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11045 * config/rs6000/rs6000-builtin.def (commentary): Typo.
11046 (BU_P9_MISC_1): Likewise.
11047 (BU_P9_64BIT_MISC_0): Likewise.
11048 (BU_P9_MISC_0): Likewise.
11050 2016-06-14 David Malcolm <dmalcolm@redhat.com>
11052 * gcc-rich-location.c
11053 (gcc_rich_location::add_fixit_misspelled_id): New method.
11054 * gcc-rich-location.h
11055 (gcc_rich_location::add_fixit_misspelled_id): Add decl.
11057 2016-06-14 Andreas Tobler <andreast@gcc.gnu.org>
11059 * config/arm/freebsd.h: Only enable unaligned access for armv6 on
11060 FreeBSD 11 and above.
11062 2016-06-14 Uros Bizjak <ubizjak@gmail.com>
11064 * config/i386/i386.md (signbittf2): Emit sse_movmskps for TARGET_SSE.
11066 2016-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11068 * expmed.h: Close parenthesis in "at your option" in copyright
11070 * lower-subreg.h: Likewise.
11072 2016-06-14 Richard Biener <rguenther@suse.de>
11074 PR middle-end/71526
11075 * genmatch.c (expr::gen_transform): Use in_type for comparisons
11078 2015-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11080 * config/aarch64/aarch64.c (aarch64_mask_and_shift_for_ubfiz_p):
11082 (aarch64_rtx_costs): Use it. Rewrite CONST_INT_P (op1) case to handle
11083 mask+shift version.
11084 * config/aarch64/aarch64-protos.h (aarch64_mask_and_shift_for_ubfiz_p):
11086 * config/aarch64/aarch64.md (*andim_ashift<mode>_bfiz): Replace
11087 matching condition with aarch64_mask_and_shift_for_ubfiz_p.
11089 2016-06-14 Richard Biener <rguenther@suse.de>
11091 PR tree-optimization/71522
11092 * tree-ssa.c (non_rewritable_lvalue_p): Do not rewrite non-float
11093 copying into float copying.
11095 2016-06-14 Jakub Jelinek <jakub@redhat.com>
11097 PR tree-optimization/71520
11098 * tree-ssa-tail-merge.c (find_duplicate): Handle labels.
11099 (replace_block_by): Move user labels from bb1 to bb2.
11101 2016-06-14 Richard Biener <rguenther@suse.de>
11103 PR middle-end/71310
11105 * expr.h (get_bit_range): Declare.
11106 * expr.c (get_bit_range): Export.
11107 * fold-const.c (optimize_bit_field_compare): Use get_bit_range and
11108 word_mode again to constrain the bitfield access.
11110 2016-06-14 Richard Biener <rguenther@suse.de>
11112 PR tree-optimization/71521
11113 * tree-vrp.c (extract_range_from_binary_expr_1): Guard
11114 division int_const_binop against zero divisor.
11116 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
11118 * config/i386/i386.md (signbittf2): New expander.
11119 * config/i386/sse.md (ptesttf2): New insn pattern.
11121 2016-06-13 David Malcolm <dmalcolm@redhat.com>
11124 * input.c (selftest::test_reading_source_line): Avoid reading from
11125 __FILE__ by creating a tempfile with known content and reading
11128 2016-06-13 David Malcolm <dmalcolm@redhat.com>
11130 * pretty-print.c (assert_pp_format_colored): Skip the test if
11132 (test_pp_format): Remove comment about GCC_COLORS.
11134 2016-06-13 David Malcolm <dmalcolm@redhat.com>
11136 * input.c (test_reading_source_line): Use SELFTEST_LOCATION.
11137 * pretty-print.c (assert_pp_format_va): Add location param and use
11138 it with ASSERT_STREQ_AT.
11139 (assert_pp_format): Add location param and pass it to
11140 assert_pp_format_va.
11141 (assert_pp_format_colored): Likewise.
11142 (ASSERT_PP_FORMAT_1): New.
11143 (ASSERT_PP_FORMAT_2): New.
11144 (ASSERT_PP_FORMAT_3): New.
11145 (test_pp_format): Provide SELFTEST_LOCATION throughout, either
11146 explicitly, or implicitly via the above macros.
11147 * selftest.c (selftest::pass): Use a selftest::location rather
11148 than file and line.
11149 (selftest::fail): Likewise. Print the function name.
11150 (selftest::fail_formatted): Likewise.
11151 (selftest::assert_streq): Use a selftest::location rather than
11153 * selftest.h (selftest::location): New struct.
11154 (SELFTEST_LOCATION): New macro.
11155 (selftest::pass): Accept a const location & rather than file
11157 (selftest::fail): Likewise.
11158 (selftest::fail_formatted): Likewise.
11159 (selftest::assert_streq): Likewise.
11160 (ASSERT_TRUE): Update for above changes, using SELFTEST_LOCATION.
11161 (ASSERT_FALSE): Likewise.
11162 (ASSERT_EQ): Likewise.
11163 (ASSERT_NE): Likewise.
11164 (ASSERT_STREQ): Likewise.
11165 (ASSERT_PRED1): Likewise.
11166 (ASSERT_STREQ_AT): New macro.
11168 2016-06-13 David Malcolm <dmalcolm@redhat.com>
11170 * selftest.c (selftest::fail_formatted): New function.
11171 (selftest::assert_streq): New function.
11172 * selftest.h (selftests::fail_formatted): New decl.
11173 (selftest::assert_streq): New decl.
11174 (ASSERT_STREQ): Reimplement in terms of selftest::assert_streq.
11176 2016-06-13 Jeff Law <law@redhat.com>
11178 PR tree-optimization/71403
11179 * tree-ssa-threadbackward.c
11180 (convert_and_register_jump_thread_path): No longer accept reference
11181 to path. Do not pop items off the path anymore.
11182 (fsm_find_control_statement_thread_paths): Do not allow threading
11183 to a deeper loop nest. Pop the last item off the path here rather
11184 than in convert_and_register_jump_thread_path.
11186 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
11187 Wilco Dijkstra <Wilco.Dijkstra@arm.com>
11189 [AArch64] Emit division using the Newton series
11191 * config/aarch64/aarch64-protos.h
11192 (cpu_approx_modes): Add new member "division".
11193 (aarch64_emit_approx_div): Declare new function.
11194 * config/aarch64/aarch64.c
11195 (generic_approx_modes): New member "division".
11196 (exynosm1_approx_modes): Likewise.
11197 (xgene1_approx_modes): Likewise.
11198 (aarch64_emit_approx_div): Define new function.
11199 * config/aarch64/aarch64.md ("div<mode>3"): New expansion.
11200 * config/aarch64/aarch64-simd.md ("div<mode>3"): Likewise.
11201 * config/aarch64/aarch64.opt (-mlow-precision-div): Add new option.
11202 * doc/invoke.texi (-mlow-precision-div): Describe new option.
11204 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
11205 Wilco Dijkstra <wilco.dijkstra@arm.com>
11207 [AArch64] Emit square root using the Newton series
11209 * config/aarch64/aarch64-protos.h
11210 (aarch64_emit_approx_rsqrt): Replace with new function
11211 "aarch64_emit_approx_sqrt".
11212 (cpu_approx_modes): New member "sqrt".
11213 * config/aarch64/aarch64.c
11214 (generic_approx_modes): New member "sqrt".
11215 (exynosm1_approx_modes): Likewise.
11216 (xgene1_approx_modes): Likewise.
11217 (aarch64_emit_approx_rsqrt): Replace with new function
11218 "aarch64_emit_approx_sqrt".
11219 (aarch64_override_options_after_change_1): Handle new option.
11220 * config/aarch64/aarch64-simd.md
11221 (rsqrt<mode>2): Use new function instead.
11222 (sqrt<mode>2): New expansion and insn definitions.
11223 * config/aarch64/aarch64.md: Likewise.
11224 * config/aarch64/aarch64.opt
11225 (mlow-precision-sqrt): Add new option description.
11226 * doc/invoke.texi (mlow-precision-sqrt): Likewise.
11228 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
11230 [AArch64] Add more choices for the reciprocal square root approximation
11232 Allow a target to prefer such operation depending on the operation mode.
11234 * config/aarch64/aarch64-protos.h
11235 (AARCH64_APPROX_MODE): New macro.
11236 (AARCH64_APPROX_{NONE,ALL}): Likewise.
11237 (cpu_approx_modes): New structure.
11238 (tune_params): New member "approx_modes".
11239 * config/aarch64/aarch64-tuning-flags.def
11240 (AARCH64_EXTRA_TUNE_APPROX_RSQRT): Remove macro.
11241 * config/aarch64/aarch64.c
11242 (generic_approx_modes): New core "cpu_approx_modes" structure.
11243 (exynosm1_approx_modes): Likewise.
11244 (xgene1_approx_modes): Likewise.
11245 (generic_tunings): New member "approx_modes".
11246 (cortexa35_tunings): Likewise.
11247 (cortexa53_tunings): Likewise.
11248 (cortexa57_tunings): Likewise.
11249 (cortexa72_tunings): Likewise.
11250 (exynosm1_tunings): Likewise.
11251 (thunderx_tunings): Likewise.
11252 (xgene1_tunings): Likewise.
11253 (use_rsqrt_p): New argument for the mode and use new member from
11255 (aarch64_builtin_reciprocal): Devise mode from builtin.
11256 (aarch64_optab_supported_p): New argument for the mode.
11257 * doc/invoke.texi (-mlow-precision-recip-sqrt): Reword description.
11259 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
11261 * config/rs6000/rs6000.h (RS6000_BTM_COMMON): Add the
11262 RS6000_BTM_MODULO flag into the set of flags that are considered
11263 to be part of the common configuration.
11265 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
11267 * config/rs6000/altivec.h (vec_absd): New macro for vector absolute
11268 difference unsigned.
11269 (vec_absdb): New macro for vector absolute difference unsigned
11271 (vec_absdh): New macro for vector absolute difference unsigned
11273 (vec_absdw): New macro for vector absolute difference unsigned word.
11274 * config/rs6000/altivec.md (UNSPEC_VADU): New value.
11275 (vadu<mode>3): New insn.
11276 (*p9_vadu<mode>3): New insn.
11277 * config/rs6000/rs6000-builtin.def (vadub): New built-in
11279 (vaduh): New built-in definition.
11280 (vaduw): New built-in definition.
11281 (vadu): New overloaded built-in definition.
11282 (vadub): New overloaded built-in definition.
11283 (vaduh): New overloaded built-in definition.
11284 (vaduw): New overloaded built-in definition.
11285 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
11286 overloaded vector absolute difference unsigned functions.
11287 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
11288 the ISA 3.0 vector absolute difference unsigned built-in functions.
11290 2016-06-13 Eric Botcazou <ebotcazou@adacore.com>
11292 * tree-ssa-sccvn.c (vn_reference_lookup_3): Use a uniform test and
11293 update shared_lookup_references only once after changing operands.
11295 2016-06-13 Thomas Schwinge <thomas@codesourcery.com>
11297 PR middle-end/71373
11298 * tree-nested.c (convert_nonlocal_omp_clauses)
11299 (convert_local_omp_clauses): Document missing OMP_CLAUSE_*.
11301 * tree-cfg.c (edge_to_cases_cleanup): Fix CASE_CHAIN typo.
11302 * tree.def (CASE_LABEL_EXPR): Likewise.
11304 2016-06-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
11307 * input.c (test_builtins): Fix an assertion.
11309 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
11311 * config/i386/i386.md (paritydi2): Use ix86_expand_setcc.
11312 (paritysi2): Ditto.
11314 (isinf<mode>2): Ditto.
11316 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
11318 * ggc-tests.c (test_finalization): Only test need_finalization_p
11319 for GCC_VERSION >= 4003.
11321 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11323 * config/s390/vecintrin.h: Fix file description in comment.
11325 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11327 * config/s390/s390-builtin-types.def: Change builtin type naming
11328 scheme to match builtin-types.def.
11330 2016-06-13 Marc Glisse <marc.glisse@inria.fr>
11332 * fold-const.c (optimize_minmax_comparison): Remove.
11333 (fold_comparison): Remove call to the above.
11334 * match.pd (MIN (X, Y) == X, MIN (X, 5) == 0, MIN (X, C1) < C2):
11335 New transformations.
11337 2016-06-13 Alan Hayward <alan.hayward@arm.com>
11339 PR tree-optimization/71416
11340 * tree-vect-loop.c (vectorizable_live_operation): Let worklist have
11343 2016-06-13 Martin Liska <mliska@suse.cz>
11345 * predict.c (enum predictor_reason): Prefix enum with REASON_.
11346 (combine_predictions_for_insn): Likewise.
11347 (prune_predictions_for_bb): Likewise.
11348 (combine_predictions_for_bb): Likewise.
11350 2016-06-13 Richard Biener <rguenther@suse.de>
11352 PR tree-optimization/71505
11353 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Make
11354 assert match comment.
11356 2016-06-13 Marek Polacek <polacek@redhat.com>
11358 PR middle-end/71476
11359 * gimplify.c (maybe_warn_switch_unreachable): Factored out of
11360 gimplify_switch_expr.
11361 (warn_switch_unreachable_r): New function.
11363 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11366 * config/s390/s390.c (s390_expand_builtin): Increase MAX_ARGS by
11369 2016-06-13 Richard Biener <rguenther@suse.de>
11371 PR middle-end/64516
11372 * fold-const.c (fold_unary_loc): Preserve alignment when
11373 folding a VIEW_CONVERT_EXPR into a MEM_REF.
11375 2016-06-13 Martin Liska <mliska@suse.cz>
11378 * toplev.c (process_options): Do not enable -fcheck-pointer-bounds
11379 w/ -fsanitize=bounds.
11381 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
11383 * config/i386/i386.c (ix86_init_builtins): Calculate
11384 FLOAT128_FTYPE_CONST_STRING function type only once.
11385 * doc/extend.texi (x86 Built-in Functions): Update text, __float128
11386 built-in functions are available for x86-32 and x86-64 targets.
11388 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
11391 * config/i386/i386.i386-builtin-types.def (CONST_STRING):
11392 New primitive type.
11393 (FLOAT128_FTYPE_CONST_STRING): New function type.
11394 * config/i386/i386.c (enum ix86_builtins) [IX86_BUILTIN_NANQ]: New.
11395 [IX86_BUILTIN_NANSQ]: Ditto.
11396 (ix86_fold_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
11397 (ix86_init_builtin_types): Declare const_string_type_node.
11398 (ix86_init_builtins): Add __builtin_nanq and __builtin_nansq
11400 (ix86_expand_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
11401 * doc/extend.texi (x86 Built-in Functions): Document
11402 __builtin_nanq and __builtin_nansq.
11404 2016-06-11 Jiong Wang <jiong.wang@arm.com>
11407 * config/arm/arm-protos.h (arm_attr_length_pop_multi): New declaration.
11408 * config/arm/arm.c (arm_attr_length_pop_multi): New function to return
11409 length for pop patterns.
11410 (arm_attr_length_push_multi): Update comments.
11411 * config/arm/arm.md (*load_multiple_with_writeback): Set "length"
11413 (*pop_multiple_with_writeback_and_return): Likewise.
11414 (*pop_multiple_with_return): Likewise.
11416 2016-06-11 Segher Boessenkool <segher@kernel.crashing.org>
11418 PR middle-end/71310
11419 * fold-const.c (optimize_bit_field_compare): Don't try to use
11420 word_mode unconditionally for reading the bit field, look at
11421 DECL_BIT_FIELD_REPRESENTATIVE instead.
11423 2016-06-11 Kugan Vivekanandarajah <kuganv@linaro.org>
11425 PR middle-end/71478
11426 * tree-ssa-reassoc.c (reassociate_bb): Remove (-1) from ops list for
11427 vector integer type.
11429 2016-06-10 Jakub Jelinek <jakub@redhat.com>
11431 PR middle-end/71494
11432 * tree-nested.c (convert_nonlocal_reference_stmt): For GIMPLE_GOTO
11433 without LABEL_DECL, set *handled_ops_p to false instead of true.
11435 2016-06-10 Martin Sebor <msebor@redhat.com>
11438 * builtin-attrs.def (ATTR_NOTHROW_NONNULL_LEAF_LIST): New macro.
11439 (ATTR_NOTHROW_NONNULL_TYPEGENERIC_LEAF): Same.
11440 * builtins.def (BUILT_IN_SADD_OVERFLOW, BUILT_IN_SADDL_OVERFLOW): Use
11442 (BUILT_IN_SADDLL_OVERFLOW, BUILT_IN_SSUB_OVERFLOW): Same.
11443 (BUILT_IN_SSUBL_OVERFLOW, BUILT_IN_SSUBLL_OVERFLOW): Same.
11444 (BUILT_IN_SMUL_OVERFLOW, BUILT_IN_SMULL_OVERFLOW): Same.
11445 (BUILT_IN_SMULLL_OVERFLOW, BUILT_IN_UADD_OVERFLOW): Same.
11446 (BUILT_IN_UADDL_OVERFLOW, BUILT_IN_UADDLL_OVERFLOW): Same.
11447 (BUILT_IN_USUB_OVERFLOW, BUILT_IN_USUBL_OVERFLOW): Same.
11448 (BUILT_IN_USUBLL_OVERFLOW, BUILT_IN_UMUL_OVERFLOW): Same.
11449 (BUILT_IN_UMULL_OVERFLOW, BUILT_IN_UMULLL_OVERFLOW): Same.
11451 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
11453 * config/arm/arm.h (pool_vector_label,
11454 return_used_this_function): Remove.
11456 2016-06-10 Jeff Law <law@redhat.com>
11458 PR tree-optimization/71335
11459 * tree-ssa-threadbackward.c (profitable_jump_thread_path): Filter out
11460 zero length paths here.
11461 (convert_and_register_jump_thread_path): Remove hacks related to
11462 duplicated blocks in the jump thread path.
11463 (fsm_find_control_statement_thread_paths): Avoid putting the same
11464 block on the thread path twice, but ensure the thread path is
11465 unchanged from the caller's point of view.
11467 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
11469 * predict.c (predict_loops): Remove PRED_LOOP_BRANCH.
11470 * predict.def (PRED_LOOP_BRANCH): Remove.
11472 2016-06-10 David Malcolm <dmalcolm@redhat.com>
11474 * Makefile.in (OBJS): Add ggc-tests.o.
11475 (GTFILES): Add ggc-tests.c.
11476 * ggc-tests.c: New file.
11477 * selftest-run-tests.c (selftest::run_tests): Call
11478 selftest::ggc_tests_c_tests.
11479 * selftest.h (selftest::ggc_tests_c_tests): New prototype.
11481 2016-06-10 Alexander Monakov <amonakov@ispras.ru>
11483 * match.pd (-1 / B < A): Use :c to avoid pattern duplication.
11485 2016-06-10 Maxim Ostapenko <m.ostapenko@samsung.com>
11488 * varasm.c (place_block_symbol): Adjust alignment for asan protected
11489 STRING_CSTs even if TREE_CONSTANT_POOL_ADDRESS_P.
11491 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
11493 * profile.c: Include cfgloop.h.
11494 (branch_prob): Compute estimated number of iterations.
11495 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Do not
11496 recompute estimate number of iterations from profile.
11498 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
11500 PR inline-asm/68843
11501 * reg-stack.c (check_asm_stack_operands): Explicit input arguments
11502 must be grouped on top of stack. Don't force early clobber
11503 on ordinary reg outputs.
11505 2016-06-10 Richard Biener <rguenther@suse.de>
11507 * targhooks.c (default_builtin_vectorization_cost): Adjust
11508 vec_construct cost.
11510 2016-06-10 Richard Biener <rguenther@suse.de>
11512 * gimple-fold.c (gimple_fold_builtin_memory_op): Make sure
11513 to fold the RHS to a constant if possible.
11515 2016-06-10 Thomas Schwinge <thomas@codesourcery.com>
11517 PR middle-end/71373
11518 * tree-nested.c (convert_nonlocal_omp_clauses)
11519 (convert_local_omp_clauses): Handle OMP_CLAUSE_ASYNC,
11520 OMP_CLAUSE_WAIT, OMP_CLAUSE_INDEPENDENT, OMP_CLAUSE_AUTO,
11521 OMP_CLAUSE__CACHE_, OMP_CLAUSE_TILE.
11523 * gimplify.c (gimplify_adjust_omp_clauses): Discard
11525 * omp-low.c (scan_sharing_clauses): Don't expect OMP_CLAUSE_TILE.
11527 * omp-low.c (scan_sharing_clauses): Don't expect
11528 OMP_CLAUSE__CACHE_.
11530 2016-06-10 Alan Hayward <alan.hayward@arm.com>
11532 PR tree-optimization/71407
11533 PR tree-optimization/71416
11534 * tree-vect-loop.c (vectorizable_live_operation): Use vectype for
11535 BIT_FIELD_REF type.
11537 2016-06-10 Richard Biener <rguenther@suse.de>
11539 PR middle-end/71477
11540 * cfgloop.c (alloc_loop): Initialize nb_iterations_likely_upper_bound.
11542 2016-06-09 Eric Botcazou <ebotcazou@adacore.com>
11544 * df-problems.c (df_note_bb_compute): Guard use of DF_INSN_INFO_GET.
11546 2016-06-09 Vladimir Makarov <vmakarov@redhat.com>
11547 Jiong Wang <jiong.wang@arm.com>
11549 PR rtl-optimization/70751
11550 * lra-constraints.c (process_alt_operands): Recognize Non-pseudo
11551 spilled into memory.
11553 2016-06-09 Jonathan Yong <10walls@gmail.com>
11556 2015-09-21 Jonathan Yong <10walls@gmail.com>
11558 * config/i386/cygwin.h (STARTFILE_SPEC): Explicitly search
11559 sysroot/usr/lib/32api for additional win32 libraries,
11560 fixes failing Cygwin bootstrapping.
11562 2016-06-09 Marcin Baczyński <marbacz@gmail.com>
11564 * diagnostic.h (diagnostic_line_cutoff, diagnostic_flush_buffer):
11567 2016-06-09 David Malcolm <dmalcolm@redhat.com>
11570 * pretty-print.c (pp_indent): Specify that %p is printed in a
11571 host-dependent manner.
11572 (test_pp_format): Remove the test for %p.
11574 2016-06-09 Maciej W. Rozycki <macro@imgtec.com>
11576 * config/mips/mips.c (mips_output_jump): Fix formatting.
11578 2016-06-09 Richard Biener <rguenther@suse.de>
11580 PR tree-optimization/71462
11581 * tree-ssa-loop-manip.c (find_uses_to_rename): Guard against
11584 2016-06-09 Martin Liska <mliska@suse.cz>
11586 * predict.c (dump_prediction): Add new argument.
11587 (enum predictor_reason): New enum.
11588 (struct predictor_hash): New struct.
11589 (predictor_hash::hash): New function.
11590 (predictor_hash::equal): Likewise.
11591 (not_removed_prediction_p): New function.
11592 (prune_predictions_for_bb): Likewise.
11593 (combine_predictions_for_bb): Prune predictions.
11595 2016-06-09 Martin Liska <mliska@suse.cz>
11597 * predict.c (filter_predictions): New function.
11598 (remove_predictions_associated_with_edge): Use the filter
11600 (equal_edge_p): New function.
11602 2016-06-09 Stefan Bruens <stefan.bruens@rwth-aachen.de>
11604 * doc/invoke.texi (ARM Options): Use lexicographical ordering.
11605 Correct usage of @samp vs @option, add @samp where appropriate.
11606 Add -march={armv6k,armv6z,arm6zk}, remove -march=ep9312.
11607 Add armv6s-m and document it, as it is no official ARM name.
11609 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11611 * ifcvt.c (struct noce_if_info): Add transform_name field.
11612 (noce_try_move): Set if_info->transform_name to the function name.
11613 (noce_try_ifelse_collapse): Likewise.
11614 (noce_try_store_flag): Likewise.
11615 (noce_try_inverse_constants): Likewise.
11616 (noce_try_store_flag_constants): Likewise.
11617 (noce_try_addcc): Likewise.
11618 (noce_try_store_flag_mask): Likewise.
11619 (noce_try_cmove): Likewise.
11620 (noce_try_cmove_arith): Likewise.
11621 (noce_try_minmax): Likewise.
11622 (noce_try_abs): Likewise.
11623 (noce_try_sign_mask): Likewise.
11624 (noce_try_bitop): Likewise.
11625 (noce_convert_multiple_sets): Likewise.
11626 (noce_process_if_block): Print if_info->transform_name to
11627 dump_file if transformation succeeded.
11629 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11631 * config/arm/cortex-a57.md (cortex_a57_alu):
11634 2016-06-08 Martin Sebor <msebor@redhat.com>
11635 Jakub Jelinek <jakub@redhat.com>
11639 * builtins.def (BUILT_IN_ADD_OVERFLOW_P, BUILT_IN_SUB_OVERFLOW_P,
11640 BUILT_IN_MUL_OVERFLOW_P): New builtins.
11641 * builtins.c: Include gimple-fold.h.
11642 (fold_builtin_arith_overflow): Handle
11643 BUILT_IN_{ADD,SUB,MUL}_OVERFLOW_P.
11644 (fold_builtin_3): Likewise.
11645 * doc/extend.texi (Integer Overflow Builtins): Document
11646 __builtin_{add,sub,mul}_overflow_p.
11648 2016-06-08 Jose E. Marchesi <jose.marchesi@oracle.com>
11650 * config/sparc/driver-sparc.c (cpu_names): Fix the entry for the
11651 SPARC-M7 and add an entry for SPARC-S7 cpus (Sonoma).
11653 2016-06-08 Alan Lawrence <alan.lawrence@arm.com>
11655 * config/aarch64/aarch64.c (aarch64_function_arg_alignment):
11656 Rewrite, looking one level down for records and arrays.
11658 2016-06-08 David Malcolm <dmalcolm@redhat.com>
11660 * pretty-print.c: Include "selftest.h".
11661 (pp_format): Fix comment.
11662 (identifier_to_locale): Likewise.
11663 (selftest::test_basic_printing): New function.
11664 (selftest::assert_pp_format): New function.
11665 (selftest::test_pp_format): New function.
11666 (selftest::pretty_print_c_tests): New function.
11667 * selftest-run-tests.c (selftest::run_tests): Call
11668 selftest::pretty_print_c_tests.
11669 * selftest.h (pretty_print_c_tests): New declaration.
11671 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
11673 * invoke.texi (max-loop-headers-insns): Document.
11674 * params.def (PARAM_MAX_LOOP_HEADER_INSNS): New.
11675 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Update comment.
11676 (ch_base::copy_headers): Use PARAM_MAX_LOOP_HEADER_INSNS.
11678 2016-06-08 Richard Biener <rguenther@suse.de>
11680 * tree-vect-stmts.c (vectorizable_load): Remove restrictions
11681 on strided SLP loads and fall back to scalar loads in case
11682 we can't chunk them.
11684 2016-06-08 Richard Biener <rguenther@suse.de>
11686 PR tree-optimization/71452
11687 * tree-ssa.c (non_rewritable_lvalue_p): Make sure that the
11688 type used for the SSA rewrite has enough precision to cover
11689 the dynamic type of the location.
11691 2016-06-08 Jakub Jelinek <jakub@redhat.com>
11692 Richard Biener <rguenther@suse.de>
11695 * fold-const.c (fold_comparison): Handle CONSTANT_CLASS_P (base0)
11696 the same as DECL_P (base0) for indirect_base0. Use equality_code
11697 in one further place.
11699 2016-06-08 Richard Sandiford <richard.sandiford@arm.com>
11701 * expmed.c (store_bit_field_1): Do not restrict a multiword op0
11702 to one word if the field is known to overlap other words.
11703 (extract_bit_field_1): Likewise.
11704 (store_split_bit_field): Remove compensating code.
11705 (extract_split_bit_field): Likewise.
11707 2016-06-08 Bernd Schmidt <bschmidt@redhat.com>
11711 * tree-ssa-strlen.c (handle_builtin_memcmp): Ignore debug insns.
11713 2016-06-08 Jiong Wang <jiong.wang@arm.com>
11715 * config/aarch64/aarch64-builtins.def (faddp): New builtins for modes in
11717 * config/aarch64/aarch64-simd.md (aarch64_faddp<mode>): New.
11718 (arch64_addpv4sf): Delete.
11719 (reduc_plus_scal_v4sf): Use "gen_aarch64_faddpv4sf" instead of
11720 "gen_aarch64_addpv4sf".
11721 * config/aarch64/arm_neon.h (vpadd_f32): Remove inline assembly. Use
11723 (vpadds_f32): Likewise.
11724 (vpaddq_f32): Likewise.
11725 (vpaddq_f64): Likewise.
11727 2016-06-08 Jiong Wang <jiong.wang@arm.com>
11729 * config/aarch64/aarch64-builtins.def (fabd): New builtins for modes
11731 * config/aarch64/aarch64-simd.md (fabd<mode>_3): Extend modes from VDQF
11732 to VALLF. Rename to "fabd<mode>3".
11733 "*fabd_scalar<mode>3): Delete.
11734 * config/aarch64/arm_neon.h (vabds_f32): Remove inline assembly.
11736 (vabdd_f64): Likewise.
11737 (vabd_f32): Likewise.
11738 (vabd_f64): Likewise.
11739 (vabdq_f32): Likewise.
11740 (vabdq_f64): Likewise.
11742 2016-06-08 Jiong Wang <jiong.wang@arm.com>
11744 * config/aarch64/aarch64-builtins.def (rsqrts): New builtins for modes
11746 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_<mode>3): Rename to
11747 "aarch64_rsqrts<mode>".
11748 * config/aarch64/aarch64.c (get_rsqrts_type): Update gen* name.
11749 * config/aarch64/arm_neon.h (vrsqrtss_f32): Remove inline assembly. Use
11751 (vrsqrtsd_f64): Likewise.
11752 (vrsqrts_f32): Likewise.
11753 (vrsqrts_f64): Likewise.
11754 (vrsqrtsq_f32): Likewise.
11755 (vrsqrtsq_f64): Likewise.
11757 2016-06-08 Jiong Wang <jiong.wang@arm.com>
11759 * config/aarch64/aarch64-builtins.def (rsqrte): New builtins for modes
11761 * config/aarch64/aarch64-simd.md (aarch64_rsqrte_<mode>2): Rename to
11762 "aarch64_rsqrte<mode>".
11763 * config/aarch64/aarch64.c (get_rsqrte_type): Update gen* name.
11764 * config/aarch64/arm_neon.h (vrsqrts_f32): Remove inline assembly. Use
11766 (vrsqrted_f64): Likewise.
11767 (vrsqrte_f32): Likewise.
11768 (vrsqrte_f64): Likewise.
11769 (vrsqrteq_f32): Likewise.
11770 (vrsqrteq_f64): Likewise.
11772 2016-06-08 Jiong Wang <jiong.wang@arm.com>
11774 * config/aarch64/aarch64-builtins.def (scvtf): Register vector modes.
11776 (fcvtzs): Likewise.
11777 (fcvtzu): Likewise.
11778 * config/aarch64/aarch64-simd.md
11779 (<FCVT_F2FIXED:fcvt_fixed_insn><VDQF:mode>3): New.
11780 (<FCVT_FIXED2F:fcvt_fixed_insn><VDQ_SDI:mode>3): Likewise.
11781 * config/aarch64/arm_neon.h (vcvt_n_f32_s32): Remove inline assembly.
11783 (vcvt_n_f32_u32): Likewise.
11784 (vcvt_n_s32_f32): Likewise.
11785 (vcvt_n_u32_f32): Likewise.
11786 (vcvtq_n_f32_s32): Likewise.
11787 (vcvtq_n_f32_u32): Likewise.
11788 (vcvtq_n_f64_s64): Likewise.
11789 (vcvtq_n_f64_u64): Likewise.
11790 (vcvtq_n_s32_f32): Likewise.
11791 (vcvtq_n_s64_f64): Likewise.
11792 (vcvtq_n_u32_f32): Likewise.
11793 (vcvtq_n_u64_f64): Likewise.
11794 * config/aarch64/iterators.md (VDQ_SDI): New mode iterator.
11795 (VSDQ_SDI): Likewise.
11796 (fcvt_target): Support V4DI, V4SI and V2SI.
11797 (FCVT_TARGET): Likewise.
11799 2016-06-08 Jiong Wang <jiong.wang@arm.com>
11801 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New
11802 (TYPES_BINOP_SUS): Likewise.
11803 (aarch64_simd_builtin_data): Update include file name.
11804 (aarch64_builtins): Likewise.
11805 * config/aarch64/aarch64-simd-builtins.def (scvtf): New entries
11806 for conversion between scalar float-point and fixed-point.
11808 (fcvtzs): Likewise.
11809 (fcvtzu): Likewise.
11810 * config/aarch64/aarch64.md
11811 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3: New
11812 pattern for conversion between scalar float to fixed-pointer.
11813 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>: Likewise.
11814 (UNSPEC_FCVTZS): New UNSPEC enumeration.
11815 (UNSPEC_FCVTZU): Likewise.
11816 (UNSPEC_SCVTF): Likewise.
11817 (UNSPEC_UCVTF): Likewise.
11818 * config/aarch64/arm_neon.h (vcvtd_n_f64_s64): Remove inline assembly.
11820 (vcvtd_n_f64_u64): Likewise.
11821 (vcvtd_n_s64_f64): Likewise.
11822 (vcvtd_n_u64_f64): Likewise.
11823 (vcvtd_n_f32_s32): Likewise.
11824 (vcvts_n_f32_u32): Likewise.
11825 (vcvtd_n_s32_f32): Likewise.
11826 (vcvts_n_u32_f32): Likewise.
11827 * config/aarch64/iterators.md (fcvt_target): Support integer to float
11829 (FCVT_TARGET): Likewise.
11830 (FCVT_FIXED2F): New iterator.
11831 (FCVT_F2FIXED): Likewise.
11832 (fcvt_fixed_insn): New define_int_attr.
11834 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
11836 * predict.c (pass_strip_predict_hints::execute): Cleanup CFG if
11837 some statements was removed.
11839 2016-06-08 Alan Hayward <alan.hayward@arm.com>
11841 * tree-vect-data-refs.c (vect_analyze_data_refs): Remove debug newline.
11842 * tree-vect-loop-manip.c (slpeel_make_loop_iterate_ntimes): likewise.
11843 (vect_can_advance_ivs_p): likewise.
11844 (vect_update_ivs_after_vectorizer): likewise.
11845 * tree-vect-loop.c (vect_determine_vectorization_factor): likewise.
11846 (vect_analyze_scalar_cycles_1): likewise.
11847 (vect_analyze_loop_operations): likewise.
11848 (report_vect_op): likewise.
11849 (vect_is_slp_reduction): likewise.
11850 (vect_is_simple_reduction): likewise.
11851 (get_initial_def_for_induction): likewise.
11852 (vect_transform_loop): likewise.
11853 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): likewise.
11854 (vect_recog_sad_pattern): likewise.
11855 (vect_recog_widen_sum_pattern): likewise.
11856 (vect_recog_widening_pattern): likewise.
11857 (vect_recog_divmod_pattern): likewise.
11858 * tree-vect-slp.c (vect-build-slp_tree_1): likewise.
11859 (vect_analyze_slp_instance): likewise.
11860 (vect_transform_slp_perm_load): likewise.
11861 (vect_schedule_slp_instance): likewise.
11863 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
11865 * predict.c (predict_iv_comparison): Mention that heuristics is broken.
11866 (return_prediction): PRED_CONST_RETURN predict return as not taken.
11867 * predict.def (PRED_CONTINUE): Change hitrate 50->67
11868 (PRED_LOOP_BRANCH): Document predictor as broken.
11869 (PRED_LOOP_EXIT): Change hitrate 91->92.
11870 (PRED_LOOP_EXTRA_EXIT): Change hitrate 91->83.
11871 (PRED_POINTER, PRED_TREE_POINTER): Change hitrate 85->70.
11872 (PRED_OPCODE_POSITIVE): Change hitrate 79->64.
11873 (PRED_OPCODE_NONEQUAL): Change hitrate 91->66.
11874 (PRED_TREE_OPCODE_POSITIVE): Change hitrate 73->64
11875 (PRED_TREE_OPCODE_NONEQUAL): Chnage hitrate 72->66
11876 (PRED_CALL): Chane hitrate 71->67.
11877 (PRED_TREE_EARLY_RETURN): Document issues, change hitrate 61->54.
11878 (PRED_GOTO): Document as unused right now.
11879 (PRED_CONST_RETURN): Change hitrate 67->69
11880 (PRED_NEGATIVE_RETURN): Change hitrate 96->98
11881 (PRED_NULL_RETURN): Change hitrate 91->90.
11882 (PRED_LOOP_IV_COMPARE_GUESS): Change hitrate to 98.
11883 (PRED_FORTRAN_FAIL_ALLOC): Change hitrate to 62; document issues.
11884 (PRED_FORTRAN_SIZE_ZERO): Change hitrate to 99.
11886 2016-06-07 Bill Seurer <seurer@linux.vnet.ibm.com>
11888 * config/rs6000/altivec.h: Add __builtin_vec_mul.
11889 * config/rs6000/rs6000-builtin.def (vec_mul): Change vec_mul to a
11890 special case Altivec builtin.
11891 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
11892 VSX_BUILTIN_VEC_MUL (replaced with special case code).
11893 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
11894 code for ALTIVEC_BUILTIN_VEC_MUL.
11895 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
11896 for __builtin_vec_mul.
11898 2016-06-07 Peter Bergner <bergner@vnet.ibm.com>
11900 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mhtm and
11903 2016-06-07 David Malcolm <dmalcolm@redhat.com>
11905 * spellcheck.c (selftest::test_find_closest_string): New function.
11906 (spellcheck_c_tests): Call the above.
11908 2016-06-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11910 * simplify-rtx.c (simplify_cond_clz_ctz): Delete 'mode' local variable.
11912 2016-06-07 Jakub Jelinek <jakub@redhat.com>
11914 * config/i386/sse.md (avx_vec_concat<mode>): Add v=v,vm and
11915 Yv=Yv,C alternatives.
11917 2016-06-07 Richard Biener <rguenther@suse.de>
11920 * common.opt (ffast-math): Make Optimization.
11922 2016-06-07 Simon Dardis <simon.dardis@imgtec.com>
11923 Prachi Godbole <prachi.godbole@imgtec.com>
11925 * config/mips/p5600.md (p5600_fpu_fadd): Remove checking for
11926 `fabs' and `fneg' type attributes.
11927 (p5600_fpu_fabs): Add `fmove' to the comment.
11929 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
11931 * gimple.c: Include builtins.h
11932 (gimple_inexpensive_call_p): New function.
11933 * gimple.h (gimple_inexpensive_call_p): Declare.
11934 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Use it.
11935 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Likewise;
11938 2016-06-07 Paolo Carlini <paolo.carlini@oracle.com>
11940 * diagnostic.c (diagnostic_impl, diagnostic_n_impl): New.
11941 (inform, inform_at_rich_loc, inform_n, warning, warning_at,
11942 warning_at_rich_loc, warning_n, pedwarn, permerror,
11943 permerror_at_rich_loc, error, error_n, error_at, error_at_rich_loc,
11944 sorry, fatal_error, internal_error, internal_error_no_backtrace):
11947 2016-06-07 Richard Biener <rguenther@suse.de>
11949 PR tree-optimization/71428
11950 * tree-ssa-math-opts.c (perform_symbolic_merge): Properly distinguish
11951 BIT_FIELD_REF op vs. load.
11953 2016-06-07 Richard Biener <rguenther@suse.de>
11955 PR middle-end/71423
11956 * match.pd ((X | ~Y) -> Y <= X): Properly invert the comparison
11959 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
11961 * config/pa/pa.md (call): Generate indirect long calls to non-local
11962 functions on TARGET_64BIT.
11963 (call_value): Likewise.
11965 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
11967 * config/pa/pa.md (call_val_reg_64bit): Remove "reg: DI " clobber from
11968 pattern and subsequent splitters.
11969 (call_val_reg_64bit_post_reload): Likewise.
11971 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
11973 PR middle-end/71408
11974 * tree-ssa-reassoc.c (zero_one_operation): Fix NEGATE_EXPR operand for
11975 propagate_op_to_single_use.
11977 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
11979 PR middle-end/71281
11980 * tree-ssa-reassoc.c (reassociate_bb): Set uid for negate stmt.
11982 2016-06-07 Uros Bizjak <ubizjak@gmail.com>
11984 * config/i386/i386.h (enum ix86_enitity): Add X86_DIRFLAG.
11985 (enum x86_dirflag_state): New enum.
11986 (NUM_MODES_FOR_MODE_SWITCHING): Add X86_DIRFLAG_ANY.
11987 (machine_function): Remove needs_cld.
11988 (ix86_current_function_needs_cld): Remove.
11989 * config/i386/i386.c (ix86_set_func_type): Set
11990 ix86_optimize_mode_switching[X86_DIRFLAG] to 1.
11991 (ix86_expand_prologue): Do not emit CLD here.
11992 (ix86_dirflag_mode_needed): New function.
11993 (ix86_dirflag_mode_entry): Ditto.
11994 (ix86_mode_needed): Handle X86_DIRFLAG entity.
11995 (ix86_mode_after): Ditto.
11996 (ix86_mode_entry): Ditto.
11997 (ix86_mode_exit): Ditto.
11998 (ix86_emit_mode_set): Ditto.
11999 * config/i386/i386.md (strmov_singleop): Set
12000 ix86_optimize_mode_switching[X86_DIRFLAG] to 1 for TARGET_CLD.
12001 Do not set ix86_current_function_needs_cld.
12003 (strset_singleop): Ditto.
12005 (cmpstrnqi_nz_1): Ditto.
12006 (cmpstrnqi_1): Ditto.
12007 (strlenqi_1): Ditto.
12009 2016-06-06 Jakub Jelinek <jakub@redhat.com>
12011 PR tree-optimization/71259
12012 * tree-vect-slp.c (vect_get_constant_vectors): For
12013 VECTOR_BOOLEAN_TYPE_P, return all ones constant instead of
12014 one for constant op, and use COND_EXPR for non-constant.
12016 2016-06-06 David Malcolm <dmalcolm@redhat.com>
12018 * Makefile.in (OBJS): Add function-tests.o,
12019 hash-map-tests.o, hash-set-tests.o, rtl-tests.o,
12020 selftest-run-tests.o.
12021 (OBJS-libcommon): Add selftest.o.
12022 (OBJS-libcommon-target): Add selftest.o.
12023 (all.internal): Add "selftest".
12024 (all.cross): Likewise.
12025 (selftest): New phony target.
12026 (s-selftest): New target.
12027 (selftest-gdb): New phony target.
12028 (COLLECT2_OBJS): Add selftest.o.
12029 * bitmap.c: Include "selftest.h".
12030 (selftest::test_gc_alloc): New function.
12031 (selftest::test_set_range): New function.
12032 (selftest::test_clear_bit_in_middle): New function.
12033 (selftest::test_copying): New function.
12034 (selftest::test_bitmap_single_bit_set_p): New function.
12035 (selftest::bitmap_c_tests): New function.
12036 * common.opt (fself-test): New.
12037 * diagnostic-show-locus.c: Include "selftest.h".
12038 (make_range): New function.
12039 (test_range_contains_point_for_single_point): New function.
12040 (test_range_contains_point_for_single_line): New function.
12041 (test_range_contains_point_for_multiple_lines): New function.
12042 (assert_eq): New function.
12043 (test_get_line_width_without_trailing_whitespace): New function.
12044 (selftest::diagnostic_show_locus_c_tests): New function.
12045 * et-forest.c: Include "selftest.h".
12046 (selftest::test_single_node): New function.
12047 (selftest::test_simple_tree): New function.
12048 (selftest::test_disconnected_nodes): New function.
12049 (selftest::et_forest_c_tests): New function.
12050 * fold-const.c: Include "selftest.h".
12051 (selftest::assert_binop_folds_to_const): New function.
12052 (selftest::assert_binop_folds_to_nonlvalue): New function.
12053 (selftest::test_arithmetic_folding): New function.
12054 (selftest::fold_const_c_tests): New function.
12055 * function-tests.c: New file.
12056 * gimple.c: Include "selftest.h".
12057 Include "gimple-pretty-print.h".
12058 (selftest::verify_gimple_pp): New function.
12059 (selftest::test_assign_single): New function.
12060 (selftest::test_assign_binop): New function.
12061 (selftest::test_nop_stmt): New function.
12062 (selftest::test_return_stmt): New function.
12063 (selftest::test_return_without_value): New function.
12064 (selftest::gimple_c_tests): New function.
12065 * hash-map-tests.c: New file.
12066 * hash-set-tests.c: New file.
12067 * input.c: Include "selftest.h".
12068 (selftest::assert_loceq): New function.
12069 (selftest::test_accessing_ordinary_linemaps): New function.
12070 (selftest::test_unknown_location): New function.
12071 (selftest::test_builtins): New function.
12072 (selftest::test_reading_source_line): New function.
12073 (selftest::input_c_tests): New function.
12074 * rtl-tests.c: New file.
12075 * selftest-run-tests.c: New file.
12076 * selftest.c: New file.
12077 * selftest.h: New file.
12078 * spellcheck.c: Include "selftest.h".
12079 (selftest::levenshtein_distance_unit_test_oneway): New function,
12080 adapted from testsuite/gcc.dg/plugin/levenshtein_plugin.c.
12081 (selftest::levenshtein_distance_unit_test): Likewise.
12082 (selftest::spellcheck_c_tests): Likewise.
12083 * toplev.c: Include selftest.h.
12084 (toplev::run_self_tests): New.
12085 (toplev::main): Handle -fself-test.
12086 * toplev.h (toplev::run_self_tests): New.
12087 * tree.c: Include "selftest.h".
12088 (selftest::test_integer_constants): New function.
12089 (selftest::test_identifiers): New function.
12090 (selftest::test_labels): New function.
12091 (selftest::tree_c_tests): New function.
12092 * tree-cfg.c: Include "selftest.h".
12093 (selftest::push_fndecl): New function.
12094 (selftest::test_linear_chain): New function.
12095 (selftest::test_diamond): New function.
12096 (selftest::test_fully_connected): New function.
12097 (selftest::tree_cfg_c_tests): New function.
12098 * vec.c: Include "selftest.h".
12099 (selftest::safe_push_range): New function.
12100 (selftest::test_quick_push): New function.
12101 (selftest::test_safe_push): New function.
12102 (selftest::test_truncate): New function.
12103 (selftest::test_safe_grow_cleared): New function.
12104 (selftest::test_pop): New function.
12105 (selftest::test_safe_insert): New function.
12106 (selftest::test_ordered_remove): New function.
12107 (selftest::test_unordered_remove): New function.
12108 (selftest::test_block_remove): New function.
12109 (selftest::reverse_cmp): New function.
12110 (selftest::test_qsort): New function.
12111 (selftest::vec_c_tests): New function.c.
12112 * wide-int.cc: Include selftest.h and wide-int-print.h.
12113 (selftest::from_int <wide_int>): New function.
12114 (selftest::from_int <offset_int>): New function.
12115 (selftest::from_int <widest_int>): New function.
12116 (selftest::assert_deceq): New function.
12117 (selftest::assert_hexeq): New function.
12118 (selftest::test_printing <VALUE_TYPE>): New function template.
12119 (selftest::test_ops <VALUE_TYPE>): New function template.
12120 (selftest::test_comparisons <VALUE_TYPE>): New function template.
12121 (selftest::run_all_wide_int_tests <VALUE_TYPE>): New function
12123 (selftest::wide_int_cc_tests): New function.
12125 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12127 PR middle-end/37780
12128 * ifcvt.c (noce_try_ifelse_collapse): New function.
12130 (noce_process_if_block): Call noce_try_ifelse_collapse.
12131 * simplify-rtx.c (simplify_cond_clz_ctz): New function.
12132 (simplify_ternary_operation): Use the above to simplify
12133 conditional CLZ/CTZ expressions.
12135 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12137 PR middle-end/37780
12138 * config/aarch64/aarch64.md (ctz<mode>2): Convert to
12139 define_insn_and_split.
12141 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12143 PR middle-end/37780
12144 * config/arm/arm.md (ctzsi2): Convert to define_insn_and_split.
12146 2016-06-06 Bernd Edlinger <bernd.edlinger@hotmail.de>
12149 * cfgexpand.c (expand_asm_loc): Remove handling for ADDR_EXPR.
12150 Implicitly clobber memory for basic asm with non-empty assembler
12151 string. Use targetm.md_asm_adjust also here.
12152 * compare-elim.c (arithmetic_flags_clobber_p): Use asm_noperands here.
12153 * final.c (final_scan_insn): Handle basic asm in PARALLEL block.
12154 * gimple.c (gimple_asm_clobbers_memory_p): Handle basic asm with
12155 non-empty assembler string.
12156 * ira.c (compute_regs_asm_clobbered): Use asm_noperands here.
12157 * recog.c (asm_noperands): Handle basic asm in PARALLEL block.
12158 (decode_asm_operands): Handle basic asm in PARALLEL block.
12159 (extract_insn): Handle basic asm in PARALLEL block.
12160 * doc/extend.texi: Mention new behavior of basic asm.
12161 * config/ia64/ia64 (rtx_needs_barrier): Handle ASM_INPUT here.
12162 * config/pa/pa.c (branch_to_delay_slot_p, branch_needs_nop_p,
12163 branch_needs_nop_p): Use asm_noperands.
12165 2016-06-06 Jose E. Marchesi <jose.marchesi@oracle.com>
12167 * config/sparc/sparc.md (cpu): Add niagara7 cpu type.
12168 Include the M7 SPARC DFA scheduler.
12169 New attribute v3pipe.
12170 Annotate insns with v3pipe where appropriate.
12171 Define cpu_feature vis4.
12172 Add lzd instruction type and set it on clzdi_sp64 and clzsi_sp64.
12173 Add (V8QI "8") to vbits.
12174 Add insns {add,sub}v8qi3
12175 Add insns ss{add,sub}v8qi3
12176 Add insns us{add,sub}{v8qi,v4hi}3
12177 Add insns {min,max}{v8qi,v4hi,v2si}3
12178 Add insns {minu,maxu}{v8qi,v4hi,v2si}3
12179 Add insns fpcmp{le,gt,ule,ug,ule,ugt}{8,16,32}_vis.
12180 * config/sparc/niagara4.md: Add a comment explaining the
12181 discrepancy between the documented latenty numbers and the
12183 * config/sparc/niagara7.md: New file.
12184 * configure.ac (HAVE_AS_SPARC5_VIS4): Define if the assembler
12185 supports SPARC5 and VIS 4.0 instructions.
12186 * configure: Regenerate.
12187 * config.in: Likewise.
12188 * config.gcc: niagara7 is a supported cpu in sparc*-*-* targets.
12189 * config/sparc/sol2.h (ASM_CPU32_DEFAUILT_SPEC): Set for
12190 TARGET_CPU_niagara7.
12191 (ASM_CPU64_DEFAULT_SPEC): Likewise.
12192 (CPP_CPU_SPEC): Handle niagara7.
12193 (ASM_CPU_SPEC): Likewise.
12194 * config/sparc/sparc-opts.h (processor_type): Add
12195 PROCESSOR_NIAGARA7.
12196 (mvis4): New option.
12197 * config/sparc/sparc.h (TARGET_CPU_niagara7): Define.
12198 (AS_NIAGARA7_FLAG): Define.
12199 (ASM_CPU64_DEFAULT_SPEC): Set for niagara7.
12200 (CPP_CPU64_DEFAULT_SPEC): Likewise.
12201 (CPP_CPU_SPEC): Handle niagara7.
12202 (ASM_CPU_SPEC): Likewise.
12203 * config/sparc/sparc.c (niagara7_costs): Define.
12204 (sparc_option_override): Handle niagara7 and adjust cache-related
12205 parameters with better values for niagara cpus. Also support VIS4.
12206 (sparc32_initialize_trampoline): Likewise.
12207 (sparc_use_sched_lookahead): Likewise.
12208 (sparc_issue_rate): Likewise.
12209 (sparc_register_move_cost): Likewise.
12210 (dump_target_flag_bits): Support VIS4.
12211 (sparc_vis_init_builtins): Likewise.
12212 (sparc_builtins): Likewise.
12213 * config/sparc/sparc-c.c (sparc_target_macros): Define __VIS__ for
12215 * config/sparc/driver-sparc.c (cpu_names): Add SPARC-M7 and
12217 * config/sparc/sparc.opt (sparc_processor_type): New value
12219 * config/sparc/visintrin.h (__attribute__): Prototypes for the
12221 * doc/invoke.texi (SPARC Options): Document -mcpu=niagara7 and
12223 * doc/extend.texi (SPARC VIS Built-in Functions): Document the
12226 2016-06-06 Jonathan Wakely <jwakely@redhat.com>
12228 * doc/sourcebuild.texi (Directives): Remove extra closing braces.
12230 2016-06-06 Richard Biener <rguenther@suse.de>
12232 PR tree-optimization/71398
12233 * tree-ssa-loop-ivcanon.c (unloop_loops): First unloop, then
12236 2016-06-05 James Bowman <james.bowman@ftdichip.com>
12238 * config/ft32/ft32.c (ft32_setup_incoming_varargs,
12239 ft32_expand_prolog, ft32_expand_epilogue):
12240 Handle pretend_args.
12241 * config/ft32/ft32.h: Remove OUTGOING_REG_PARM_STACK_SPACE.
12242 * config/ft32/ft32.md: Add pretend_returner.
12244 2016-06-06 Uros Bizjak <ubizjak@gmail.com>
12247 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
12248 Copy op1 RTX to avoid invalid sharing.
12249 (ix86_expand_vector_move_misalign): Ditto.
12251 2016-06-05 John David Anglin <danglin@gcc.gnu.org>
12253 * expr.c (move_by_pieces_d::generate): Mark mode parameter with
12256 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
12258 * predict.c (predicted_by_loop_heuristics_p): New function.
12259 (predict_iv_comparison): Use it.
12260 (predict_loops): Walk from innermost loops; do not predict edges
12261 leaving multiple loops multiple times; implement
12262 PRED_LOOP_ITERATIONS_MAX heuristics.
12263 * predict.def (PRED_LOOP_ITERATIONS_MAX): New predictor.
12265 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
12267 * cfg.c (check_bb_profile): Do not report mismatched profiles when
12268 only edges out of BB are EH edges.
12270 2016-06-04 Martin Sebor <msebor@redhat.com>
12271 Marcin Baczyński <marbacz@gmail.com>
12274 * doc/invoke.texi (-Wreturn-type): Mention not warning on return with
12275 a void expression in a void function.
12277 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
12279 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Do not check
12280 aux; dump reasons of decisions.
12281 (should_duplicate_loop_header_p): Likewise.
12282 (do_while_loop_p): Likewise.
12283 (ch_base::copy_headers): Dump asi num insns duplicated.
12285 2016-06-04 Jakub Jelinek <jakub@redhat.com>
12287 PR tree-optimization/71405
12288 * tree-ssa.c (execute_update_addresses_taken): For clobber with
12289 incompatible type, build a new clobber with the right type instead
12290 of building a VIEW_CONVERT_EXPR around it.
12292 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
12294 PR tree-optimization/52171
12295 * config/sh/sh.c (sh_use_by_pieces_infrastructure_p): Use
12296 by_pieces_ninsns instead of move_by_pieces_ninsns.
12298 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
12300 * config/sh/sh.c (sh_print_operand_address): Don't use hardcoded 'r0'
12301 for reg+reg addressing mode.
12303 2016-06-03 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
12305 * rs6000-c.c (c/c-tree.h): Add #include.
12306 (altivec_resolve_overloaded_builtin): Handle ARRAY_TYPE arguments
12307 in C++ when found in the base position of vec_ld or vec_st.
12309 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
12311 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Avoid
12312 use of profile unless profile status is PROFILE_READ.
12313 * profile.c (compute_branch_probabilities): Set profile status
12314 only after reporting predictor hitrates.
12316 2016-06-03 Joseph Myers <joseph@codesourcery.com>
12320 * common.opt (ffp-int-builtin-inexact): New option.
12321 * doc/invoke.texi (-fno-fp-int-builtin-inexact): Document.
12322 * doc/md.texi (floor@var{m}2, btrunc@var{m}2, round@var{m}2)
12323 (ceil@var{m}2): Document dependence on this option.
12324 * ipa-inline-transform.c (inline_call): Handle
12325 flag_fp_int_builtin_inexact.
12326 * ipa-inline.c (can_inline_edge_p): Likewise.
12327 * config/i386/i386.md (rintxf2): Do not test
12328 flag_unsafe_math_optimizations.
12329 (rint<mode>2_frndint): New define_insn.
12330 (rint<mode>2): Do not test flag_unsafe_math_optimizations for 387
12331 or !flag_trapping_math for SSE. Just use gen_rint<mode>2_frndint
12332 for 387 instead of extending and truncating.
12333 (frndintxf2_<rounding>): Test flag_fp_int_builtin_inexact ||
12334 !flag_trapping_math instead of flag_unsafe_math_optimizations.
12335 Change to frndint<mode>2_<rounding>.
12336 (frndintxf2_<rounding>_i387): Likewise. Change to
12337 frndint<mode>2_<rounding>_i387.
12338 (<rounding_insn>xf2): Likewise.
12339 (<rounding_insn><mode>2): Test flag_fp_int_builtin_inexact ||
12340 !flag_trapping_math instead of flag_unsafe_math_optimizations for
12341 x87. Test TARGET_ROUND || !flag_trapping_math ||
12342 flag_fp_int_builtin_inexact instead of !flag_trapping_math for
12343 SSE. Use ROUND_NO_EXC in constant operand of
12344 gen_sse4_1_round<mode>2. Just use gen_frndint<mode>2_<rounding>
12345 for 387 instead of extending and truncating.
12347 2016-06-03 H.J. Lu <hongjiu.lu@intel.com>
12348 Julia Koval <julia.koval@intel.com>
12360 * config/i386/i386-protos.h (ix86_epilogue_uses): New prototype.
12361 * config/i386/i386.c (ix86_conditional_register_usage): Preserve
12362 all registers, except for function return registers if there are
12363 no caller-saved registers.
12364 (ix86_set_func_type): New function.
12365 (ix86_set_current_function): Call ix86_set_func_type to set
12366 no_caller_saved_registers and func_type. Call reinit_regs if
12367 caller-saved registers are changed. Don't allow MPX, SSE, MMX
12368 nor x87 instructions in interrupt handler nor function with
12369 no_caller_saved_registers attribute.
12370 (ix86_function_ok_for_sibcall): Return false if there are no
12371 caller-saved registers.
12372 (type_natural_mode): Don't warn ABI change for MMX in interrupt
12374 (ix86_function_arg_advance): Skip for callee in interrupt handler.
12375 (ix86_function_arg): Return special arguments in interrupt handler.
12376 (ix86_promote_function_mode): Promote pointer to word_mode only
12377 for normal functions.
12378 (ix86_can_use_return_insn_p): Don't use `ret' instruction in
12380 (ix86_epilogue_uses): New function.
12381 (ix86_hard_regno_scratch_ok): Likewise.
12382 (ix86_save_reg): Preserve all registers in interrupt handler
12383 after reload. Preserve all registers, except for function return
12384 registers, if there are no caller-saved registers after reload.
12385 (find_drap_reg): Always use callee-saved register if there are
12386 no caller-saved registers.
12387 (ix86_minimum_incoming_stack_boundary): Return MIN_STACK_BOUNDARY
12388 for interrupt handler.
12389 (ix86_expand_prologue): Don't allow DRAP in interrupt handler.
12390 Emit cld instruction if stringops are used in interrupt handler
12391 or interrupt handler isn't a leaf function.
12392 (ix86_expand_epilogue): Generate interrupt return for interrupt
12393 handler and pop the 'ERROR_CODE' off the stack before interrupt
12394 return in exception handler.
12395 (ix86_expand_call): Disallow calling interrupt handler directly.
12396 If there are no caller-saved registers, mark all registers that
12397 are clobbered by the call which returns as clobbered.
12398 (ix86_handle_no_caller_saved_registers_attribute): New function.
12399 (ix86_handle_interrupt_attribute): Likewise.
12400 (ix86_attribute_table): Add interrupt and no_caller_saved_registers
12402 (TARGET_HARD_REGNO_SCRATCH_OK): Likewise.
12403 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use argument
12404 accumulation in interrupt function if stack may be realigned to
12406 (EPILOGUE_USES): New.
12407 (function_type): New enum.
12408 (machine_function): Add func_type and no_caller_saved_registers.
12409 * config/i386/i386.md (UNSPEC_INTERRUPT_RETURN): New.
12410 (interrupt_return): New pattern.
12411 * doc/extend.texi: Document x86 interrupt and
12412 no_caller_saved_registers attributes.
12414 2016-06-03 Bernd Schmidt <bschmidt@redhat.com>
12416 PR tree-optimization/52171
12417 * builtins.c (expand_cmpstrn_or_cmpmem): Delete, moved elsewhere.
12418 (expand_builtin_memcmp): New arg RESULT_EQ. All callers changed.
12419 Look for constant strings. Move some code to emit_block_cmp_hints
12421 * builtins.def (BUILT_IN_MEMCMP_EQ): New.
12422 * defaults.h (COMPARE_MAX_PIECES): New macro.
12423 * expr.c (move_by_pieces_d, store_by_pieces_d): Remove old structs.
12424 (move_by_pieces_1, store_by_pieces_1, store_by_pieces_2): Remvoe.
12425 (clear_by_pieces_1): Don't declare. Move definition before use.
12426 (can_do_by_pieces): New static function.
12427 (can_move_by_pieces): Use it. Return bool.
12428 (by_pieces_ninsns): Renamed from move_by_pieces_ninsns. New arg
12429 OP. All callers changed. Handle COMPARE_BY_PIECES.
12430 (class pieces_addr); New.
12431 (pieces_addr::pieces_addr, pieces_addr::decide_autoinc,
12432 pieces_addr::adjust, pieces_addr::increment_address,
12433 pieces_addr::maybe_predec, pieces_addr::maybe_postinc): New member
12435 (class op_by_pieces_d): New.
12436 (op_by_pieces_d::op_by_pieces_d, op_by_pieces_d::run): New member
12438 (class move_by_pieces_d, class compare_by_pieces_d,
12439 class store_by_pieces_d): New subclasses of op_by_pieces_d.
12440 (move_by_pieces_d::prepare_mode, move_by_pieces_d::generate,
12441 move_by_pieces_d::finish_endp, store_by_pieces_d::prepare_mode,
12442 store_by_pieces_d::generate, store_by_pieces_d::finish_endp,
12443 compare_by_pieces_d::generate, compare_by_pieces_d::prepare_mode,
12444 compare_by_pieces_d::finish_mode): New member functions.
12445 (compare_by_pieces, emit_block_cmp_via_cmpmem): New static
12447 (expand_cmpstrn_or_cmpmem): Moved here from builtins.c.
12448 (emit_block_cmp_hints): New function.
12449 (move_by_pieces, store_by_pieces, clear_by_pieces): Rewrite to just
12450 use the newly defined classes.
12451 * expr.h (by_pieces_constfn): New typedef.
12452 (can_store_by_pieces, store_by_pieces): Use it in arg declarations.
12453 (emit_block_cmp_hints, expand_cmpstrn_or_cmpmem): Declare.
12454 (move_by_pieces_ninsns): Don't declare.
12455 (can_move_by_pieces): Change return value to bool.
12456 * target.def (TARGET_USE_BY_PIECES_INFRASTRUCTURE_P): Update docs.
12457 (compare_by_pieces_branch_ratio): New hook.
12458 * target.h (enum by_pieces_operation): Add COMPARE_BY_PIECES.
12459 (by_pieces_ninsns): Declare.
12460 * targethooks.c (default_use_by_pieces_infrastructure_p): Handle
12462 (default_compare_by_pieces_branch_ratio): New function.
12463 * targhooks.h (default_compare_by_pieces_branch_ratio): Declare.
12464 * doc/tm.texi.in (STORE_MAX_PIECES, COMPARE_MAX_PIECES): Document.
12465 * doc/tm.texi: Regenerate.
12466 * tree-ssa-strlen.c: Include "builtins.h".
12467 (handle_builtin_memcmp): New static function.
12468 (strlen_optimize_stmt): Call it for BUILT_IN_MEMCMP.
12469 * tree.c (build_common_builtin_nodes): Create __builtin_memcmp_eq.
12471 2016-06-03 Alan Hayward <alan.hayward@arm.com>
12473 * tree-vect-stmts.c (vect_stmt_relevant_p): Do not vectorize non live
12474 relevant stmts which are simple and invariant.
12475 * tree-vect-loop.c (vectorizable_live_operation): Check relevance
12476 instead of simple and invariant
12478 2016-06-03 Alan Hayward <alan.hayward@arm.com>
12480 * tree-vect-loop.c (vect_analyze_loop_operations): Allow live stmts.
12481 (vectorizable_reduction): Check for new relevant state.
12482 (vectorizable_live_operation): vectorize live stmts using
12483 BIT_FIELD_REF. Remove special case for gimple assigns stmts.
12484 * tree-vect-stmts.c (is_simple_and_all_uses_invariant): New function.
12485 (vect_stmt_relevant_p): Check for stmts which are only used live.
12486 (process_use): Use of a stmt does not inherit it's live value.
12487 (vect_mark_stmts_to_be_vectorized): Simplify relevance inheritance.
12488 (vect_analyze_stmt): Check for new relevant state.
12489 * tree-vectorizer.h (vect_relevant): New entry for a stmt which is used
12490 outside the loop, but not inside it.
12492 2016-06-03 Alan Hayward <alan.hayward@arm.com>
12494 * tree-vectorizer.h (vect_get_vec_def_for_operand_1): New.
12495 * tree-vect-stmts.c (vect_get_vec_def_for_operand_1): New.
12496 (vect_get_vec_def_for_operand): Split out code.
12498 2016-06-03 Segher Boessenkool <segher@kernel.crashing.org>
12500 * config/rs6000/rs6000.md (define_peepholes for two mfcr's): Delete.
12502 2016-06-03 Alan Hayward <alan.hayward@arm.com>
12504 * tree-vect-stmts.c (vectorizable_call) Remove GOMP_SIMD_LANE code.
12506 2016-06-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12508 * config/arm/thumb1.md (*thumb1_mulsi3): Fix typos in comment.
12510 2016-06-03 Jakub Jelinek <jakub@redhat.com>
12512 PR middle-end/71387
12513 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): If redirecting
12514 to noreturn e->callee->decl that has void return type and void
12515 arguments, adjust gimple_call_fntype and remove lhs even if it had
12516 previously addressable type.
12518 2016-06-02 Jeff Law <law@redhat.com>
12520 PR tree-optimization/71328
12521 * tree-ssa-threadupdate.c (duplicate_thread_path): Fix off-by-one
12522 error when checking for a jump back onto the copied path.
12524 2016-06-02 David Malcolm <dmalcolm@redhat.com>
12526 * config/microblaze/microblaze.c (get_branch_target): Add return
12527 NULL_RTX for the non-CALL_P case.
12528 (insert_wic_for_ilb_runout): Remove unused local "wic_addr1".
12529 (insert_wic): Remove unused local "j".
12531 2016-06-02 Martin Liska <mliska@suse.cz>
12533 * predict.def: Fix typo in PRED_FORTRAN_FAIL_IO display name.
12535 2016-06-02 H.J. Lu <hongjiu.lu@intel.com>
12536 Julia Koval <julia.koval@intel.com>
12538 * function.c (assign_parm_setup_stack): Force source into a
12539 register if needed.
12540 * target.def (function_incoming_arg): Update documentation to
12541 allow arbitrary address computation based on hard register.
12542 * doc/tm.texi: Regenerated.
12544 2016-06-02 Martin Liska <mliska@suse.cz>
12546 * predict.c (combine_predictions_for_bb): Fix first match in
12547 cases where a first predictor contains more than one occurence
12548 in list of predictors. Take the best value in such case.
12550 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12552 PR rtl-optimization/71295
12553 * rtlanal.c (subreg_get_info): If taking a subreg at the requested
12554 offset would go over the size of the inner mode reject it.
12556 2016-06-02 Jakub Jelinek <jakub@redhat.com>
12558 * config/i386/sse.md (*vec_concatv4si): Use v=v,v instead of
12559 x=x,x and v=v,m instead of x=x,m.
12561 * config/i386/sse.md (*vec_concatv2si_sse4_1): Add avx512dq v=Yv,rm
12562 alternative. Change x=x,x alternative to v=Yv,Yv and x=rm,C
12563 alternative to v=rm,C.
12565 * config/i386/sse.md (*vec_concatv2di): Add x86_avx512dq v=Yv,rm
12566 alternative. Change x=xm,C alternative to v=vm,C, x=x,x alternative
12567 to v=Yv,Yv and x=x,m to v=v,m. Use maybe_evex prefix attribute
12568 instead of vex for the last two above mentioned alternatives.
12570 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12573 * config/arm/arm.c (arm_output_multireg_pop): Guard "pop" on update.
12575 2016-06-02 Segher Boessenkool <segher@kernel.crashing.org>
12577 * config/rs6000/dfp.md (trunctddd2): Correct the "length" attribute.
12579 2016-06-01 David Malcolm <dmalcolm@redhat.com>
12581 * config/rl78/rl78.c (rl78_expand_prologue): Convert local
12582 from int to unsigned.
12584 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
12586 * config/rs6000/vsx.md (vsx_splat_<mode>, V2DI/V2DF): Simplify
12587 alternatives, eliminating preferred register class. Add support
12588 for the MTVSRDD instruction in ISA 3.0.
12589 (vsx_splat_v4si_internal): Use splat_input_operand instead of
12590 reg_or_indexed_operand.
12591 (vsx_splat_v4sf_internal): Likewise.
12593 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
12596 * config/rs6000/vsx.md (xxspltib_<mode>_nosplit): Add alternatives
12597 for loading up all 0's or all 1's.
12599 2016-06-01 Thomas Preud'homme <thomas.preudhomme@arm.com>
12601 * doc/sourcebuild.texi (arm_acq_rel): Document new effective target.
12603 2016-06-01 Eduard Sanou <dhole@openmailbox.org>
12605 * doc/cppenv.texi: Note that the `%s` in `date` is a non-standard
12607 * gcc.c (driver_handle_option): Call set_source_date_epoch_envvar.
12608 * gcc.c (set_source_date_epoch_envvar): New function, sets
12609 the SOURCE_DATE_EPOCH environment variable to the current time.
12611 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
12613 * tree-vect-loop.c (vect_determine_vectorization_factor): Also compute
12614 the factor for live Phi nodes.
12616 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
12618 * loop-dolop.c (doloop_optimize): Us likely max iteration bound.
12619 * tree-parloops.c (parallelize_loops): likewise.
12620 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop,
12621 tree_unswitch_outer_loop): likewise.
12623 2016-06-01 Jakub Jelinek <jakub@redhat.com>
12625 PR middle-end/71371
12626 * gimplify.c (gimplify_omp_for): Temporarily clear gimplify_omp_ctxp
12627 around creation of the temporary.
12629 2016-06-01 Richard Biener <rguenther@suse.de>
12631 PR tree-optimization/71366
12632 * tree-ssa-loop-ivcanon.c (edges_to_remove): New global.
12633 (unloop_loops): Move removing edges here ...
12634 (try_unroll_loop_completely): ... from here.
12635 (try_peel_loop): ... and here.
12636 (tree_unroll_loops_completely_1): Track parent loops via
12637 bitmap of header BBs.
12638 (tree_unroll_loops_completely): Adjust for that.
12640 2016-06-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
12642 * config/rs6000/altivec.h (vec_slv): New macro.
12643 (vec_srv): New macro.
12644 * config/rs6000/altivec.md (UNSPEC_VSLV): New value.
12645 (UNSPEC_VSRV): New value.
12648 * config/rs6000/rs6000-builtin.def (vslv): New builtin definition.
12649 (vsrv): New builtin definition.
12650 * config/rs6000/rs6000-c.c (P9V_BUILTIN_VSLV): Macro expansion to
12651 define argument types for new builtin.
12652 (P9V_BUILTIN_VSRV): Macro expansion to define argument types for
12654 * doc/extend.texi: Document the new vec_vslv and vec_srv built-in
12657 2016-06-01 Uros Bizjak <ubizjak@gmail.com>
12658 Jocelyn Mayer <l_indien@magic.fr>
12661 * config/i386/driver-i386.c (host_detect_local_cpu): Correctly
12662 detect processor family for signature_CENTAUR_ebx.
12663 <case PROCESSOR_I486>: Pass c3, winchip2 or winchip-c6 for
12664 signature_CENTAUR_ebx.
12665 <case PROCESSOR _PENTIUMPRO>: Pass c3-2 for signature_CENTAUR_ebx.
12666 <default>: Pass x86-64 for has_longmode.
12668 2016-06-01 Nathan Sidwell <nathan@acm.org>
12670 * config/nvptx/nvptx.c (nvptx_assemble_undefined_decl): Reject
12673 2016-06-01 Richard Biener <rguenther@suse.de>
12675 PR tree-optimization/71261
12676 * tree-vect-patterns.c (check_bool_pattern): Gather a hash-set
12677 of stmts successfully put in the bool pattern. Remove
12678 single-use restriction.
12679 (adjust_bool_pattern_cast): Add cast at the use site via the
12680 pattern def sequence.
12681 (adjust_bool_pattern): Remove recursion, maintain a hash-map
12682 of patterned defs. Use the pattern def seqence instead of
12683 multiple independent patterns.
12684 (sort_after_uid): New qsort compare function.
12685 (adjust_bool_stmts): New function to process stmts in the bool
12686 pattern in IL order.
12687 (vect_recog_bool_pattern): Adjust.
12688 * tree-if-conv.c (ifcvt_split_def_stmt): Remove.
12689 (ifcvt_walk_pattern_tree): Likewise.
12690 (stmt_is_root_of_bool_pattern): Likewise.
12691 (ifcvt_repair_bool_pattern): Likewise.
12692 (tree_if_conversion): Do not call ifcvt_repair_bool_pattern.
12694 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
12696 * loop-unroll.c (decide_unroll_constant_iterations,
12697 decide_unroll_runtime_iterations, decide_unroll_stupid): Use
12698 likely upper bounds.
12699 * loop-iv.c (find_simple_exit): Dump likely upper bounds.
12701 2016-06-01 Thomas Schwinge <thomas@codesourcery.com>
12703 * tree-core.h (enum omp_clause_code): Remove
12704 OMP_CLAUSE_DEVICE_RESIDENT. Adjust all users.
12706 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12708 * config/arm/sync.md (arm_store_exclusive<mode>):
12709 Use 'H' output modifier on operands[2] rather than creating a new
12710 entry in out-of-bounds memory of the operands array.
12711 (arm_store_release_exclusivedi): Likewise.
12713 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12715 * config/arm/arm.c (arm_fusion_enabled_p): New function.
12716 * config/arm/arm-protos.h (arm_fusion_enabled_p): Declare prototype.
12717 * config/arm/crypto.md (crypto_<crypto_pattern>, CRYPTO_UNARY):
12718 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
12720 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
12722 * tree-vect-loop.c (vect_determine_vectorization_factor): Also take
12723 into account live statements for mask producers.
12725 2016-06-01 Richard Biener <rguenther@suse.de>
12727 PR tree-optimization/71311
12728 * match.pd (@0 < @1 && @0 < @2 -> @0 < min(@1,@2)): Add :c and
12729 restrict to non-INTEGER_CST @0.
12731 2016-06-01 Richard Biener <rguenther@suse.de>
12733 * match.pd ((A & B) - (A & ~B) -> B - (A ^ B)): Add missing :c.
12734 (relational patterns): Use :c to avoid pattern duplications.
12736 2016-06-01 Richard Biener <rguenther@suse.de>
12738 * genmatch.c (comparison_code_p): New predicate.
12739 (swap_tree_comparison): New function.
12740 (commutate): Add for_vec parameter to append new for entries.
12741 Support commutating relational operators by swapping it alongside
12743 (lower_commutative): Adjust.
12744 (dt_simplify::gen): Do not pass artificial operators to gen
12746 (decision_tree::gen): Do not add artificial operators as parameters.
12747 (parser::parse_expr): Verify operator commutativity when :c is
12748 applied. Allow :C to override this.
12749 * match.pd: Adjust patterns to use :C instead of :c where required.
12751 2016-06-01 Patrick Palka <ppalka@gcc.gnu.org>
12753 PR tree-optimization/71077
12754 * tree-ssa-threadedge.c (simplify_control_stmt_condition_1): In
12755 the combining step, use boolean_false_node and boolean_true_node
12756 as the designated false/true return values.
12758 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
12760 * predict.def (PRED_LOOP_EXTRA_EXIT): Define.
12761 * predict.c (predict_iv_comparison): Also check PRED_LOOP_EXTRA_EXIT.
12762 (predict_extra_loop_exits): Use PRED_LOOP_EXTRA_EXIT instead of
12765 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
12767 * doc/invoke.texi (-frename-registers): Drop -fpeel-loops from list
12768 of flags impliying the register renaming.
12769 * toplev.c (process_options): Do not imply flag_rename_registers with
12772 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
12774 * config/sh/sh.h (ASM_OUTPUT_SYMBOL_REF): Remove macro and use the
12775 default implementation.
12777 2016-05-31 Nathan Sidwell <nathan@acm.org>
12779 * dwarf2out.c (cur_line_info_table): Add GTY marker.
12781 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
12783 * config/sh/constraints.md (b): Remove constraint.
12784 * config/sh/predicates.md (arith_reg_operand): Remove
12786 * config/sh/sh-modes.def (PDI): Remove.
12787 * config/sh/sh.c (sh_target_reg_class,
12788 sh_optimize_target_register_callee_saved): Remove functions.
12789 (sh_option_override): Don't set MASK_SAVE_ALL_TARGET_REGS.
12790 (sh_expand_epilogue): Update comment.
12791 (sh_hard_regno_mode_ok, sh_register_move_cost, calc_live_regs,
12792 sh_secondary_reload): Remove TARGET_REGS related code.
12793 * config/sh/sh.h (FIRST_TARGET_REG, LAST_TARGET_REG,
12794 TARGET_REGISTER_P): Remove macros.
12795 (SH_DBX_REGISTER_NUMBER, REG_ALLOC_ORDER): Remove target regs.
12796 * config/sh/sh.md (PR_MEDIA_REG, T_MEDIA_REG, FR23_REG, TR0_REG,
12797 TR1_REG, TR2_REG): Remove constants.
12798 * config/sh/sh.opt (SAVE_ALL_TARGET_REGS): Remove.
12800 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
12802 * config/sh/sh.md (adddi3, subdi3, negdi2, abs<mode>2): Remove
12803 define_expand patterns.
12804 (adddi3_compact): Rename to adddi3.
12805 (subdi3_compact): Rename to subdi3.
12806 (*negdi2): Rename to negdi2.
12807 (*abs<mode>2): Rename to abs<mode>2.
12809 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
12811 * config/rx/rx.md (FETCHOP_NO_MINUS): New code iterator.
12812 (atomic_<fetchop_name>_fetchsi): Extract minus operator into ...
12813 (atomic_sub_fetchsi): ... this new pattern.
12814 (mvtc): Add CC_REG clobber.
12816 2016-05-31 Marek Polacek <polacek@redhat.com>
12818 * gimplify.c (gimplify_switch_expr): Also handle GIMPLE_TRY.
12820 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12822 * config/aarch64/aarch64.c (aarch_macro_fusion_pair_p): Use
12823 aarch64_fusion_enabled_p to check for fusion capabilities.
12825 2016-05-31 Richard Biener <rguenther@suse.de>
12827 PR tree-optimization/71352
12828 * tree-ssa-reassoc.c (zero_one_operation): Handle op equal to
12829 minus one and a negate.
12831 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12833 * config/aarch64/aarch64.c (aarch64_simd_attr_length_move): Delete.
12834 * config/aarch64/aarch64-protos.h (aarch64_simd_attr_length_move):
12836 * config/aarch64/iterators.md (insn_count): Add descriptive comment.
12837 * config/aarch64/aarch64-simd.md (*aarch64_mov<mode>, VSTRUCT modes):
12838 Remove use of aarch64_simd_attr_length_move, set length attribute
12840 (*aarch64_be_movoi): Likewise.
12841 (*aarch64_be_movci): Likewise.
12842 (*aarch64_be_movxi): Likewise.
12844 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
12846 * loop-init.c (gate): Do not enale RTL loop unroller with -fpeel-loops.
12847 It no longer does that.
12848 * toplev.c (process_options): Do not enable flag_web with -fpeel-loops.
12850 2016-05-31 Wladimir J. van der Laan <laanwj@gmail.com>
12852 * config/aarch64/arm_neon.h (vdupb_laneq_s8): Remove spurious
12853 attribute __unused__.
12855 2016-05-31 Thomas Preud'homme <thomas.preudhomme@arm.com>
12857 * config/arm/arm-protos.h (arm_arch_thumb1): Declare.
12858 * config/arm/arm.c (arm_arch_thumb1): Define.
12859 (arm_option_override): Initialize arm_arch_thumb1.
12860 * config/arm/arm.h (arm_arch_thumb1): Declare.
12861 (TARGET_ARM_ARCH_ISA_THUMB): Use arm_arch_thumb to determine if target
12862 support Thumb-1 ISA.
12864 2016-05-31 Kirill Yukhin <kirill.yukhin@intel.com>
12867 * config/i386/sse.md (define_insn_and_split "*vec_extractv4sf_0"): Use
12868 `Yv' for scalar operand.
12870 2016-05-31 Tom de Vries <tom@codesourcery.com>
12872 PR tree-optimization/69068
12873 * graphite-isl-ast-to-gimple.c (copy_bb_and_scalar_dependences): Handle
12874 phis with more than two args.
12876 2016-05-30 Andreas Tobler <andreast@gcc.gnu.org>
12878 * config.gcc: Move hard float support for arm*hf*-*-freebsd* into
12879 armv6*-*-freebsd* for FreeBSD 11. Eliminate the arm*hf*-*-freebsd*
12882 2016-05-30 Jose E. Marchesi <jose.marchesi@oracle.com>
12884 * config.gcc (sparc*-*-*): Support cpu_32, cpu_64, tune_32 and
12886 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
12888 * config/sparc/linux64.h (OPTION_DEFAULT_SPECS): Add entries for
12889 cpu_32, cpu_64, tune_32 and tune_64.
12890 * config/sparc/sol2.h (OPTION_DEFAULT_SPECS): Likewise.
12892 2016-05-30 Uros Bizjak <ubizjak@gmail.com>
12894 * config/i386/sync.md (mfence_nosse): Use "lock orl $0, -4(%esp)".
12896 2016-05-30 Andi Kleen <ak@linux.intel.com>
12898 * auto-profile.c (read_profile): Replace asserts with errors
12899 when file does not exist.
12900 * gcov-io.c (gcov_read_words): Dito.
12902 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
12904 * tree-cfg.c (print_loop): Print likely upper bounds.
12906 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
12908 * doc/invoke.texi (-fpeel-loops,-O3): Update documentation.
12909 * opts.c (default_options): Enable peel loops at -O3.
12910 * tree-ssa-loop-ivcanon.c (peeled_loops): New static var.
12911 (try_peel_loop): Do not re-peel already peeled loops;
12912 use likely upper bounds; fix profile updating.
12913 (pass_complete_unroll::execute): Initialize peeled_loops.
12915 2016-05-30 Martin Liska <mliska@suse.cz>
12917 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Scale
12918 computed costs by frequency of BB they belong to.
12919 (get_scaled_computation_cost_at): New function.
12921 2016-05-30 Alexander Monakov <amonakov@ispras.ru>
12922 Marc Glisse <marc.glisse@inria.fr>
12924 PR tree-optimization/71289
12925 * match.pd (-1 / B < A, A > -1 / B): New transformations.
12927 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
12929 * tree-vect-loop.c (vect_transform_loop): Update likely bounds.
12931 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
12933 * tree-ssa-loop-ivcanon.c (try_peel_loop): Correctly set wont_exit
12934 for peeled copies; avoid underflow when updating estimates; correctly
12935 scale loop profile.
12937 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
12939 * tree-ssa-reassoc.ci (swap_ops_for_binary_stmt): Fix typo from commit
12940 r236875. Corrected oe3 to oe2 as obvious.
12942 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
12944 PR middle-end/71269
12945 PR middle-end/71252
12946 * tree-ssa-reassoc.c (insert_stmt_before_use): Use find_insert_point so
12947 that inserted stmt will not dominate stmts that defines its operand.
12948 (rewrite_expr_tree): Add stmt_to_insert before adding the use stmt.
12949 (rewrite_expr_tree_parallel): Likewise.
12951 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
12953 PR middle-end/71252
12954 * tree-ssa-reassoc.c (swap_ops_for_binary_stmt): Fix swap such that
12955 all fields including stmt_to_insert are swapped.
12957 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
12959 * predict.h (force_edge_cold): Declare.
12960 * predict.c (force_edge_cold): New function.
12961 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Fix profile
12963 (canonicalize_loop_induction_variables): Fix formating.
12965 2016-05-30 Eric Botcazou <ebotcazou@adacore.com>
12967 * config/visium/visium.c (visium_split_double_add): Minor tweaks.
12968 (visium_expand_copysign): Use gen_int_mode directly.
12969 (visium_compute_frame_size): Minor tweaks.
12971 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
12973 * tree-vect-loop.c (vect_analyze_loop_2): Use
12974 likely_max_stmt_executions_int.
12976 2016-05-30 Tom de Vries <tom@codesourcery.com>
12978 PR tree-optimization/69067
12979 * graphite-isl-ast-to-gimple.c (get_def_bb_for_const): Remove assert.
12981 2016-05-29 Uros Bizjak <ubizjak@gmail.com>
12984 * config/i386/sync.md (define_peephole2 atomic_storedi_fpu):
12985 New peepholes to remove unneeded fild/fistp pairs.
12986 (define_peephole2 atomic_loaddi_fpu): Ditto.
12988 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
12990 * predict.c (maybe_hot_frequency_p): Avoid division.
12992 2016-05-28 Gerald Pfeifer <gerald@pfeifer.com>
12994 * doc/install.texi: Use https for shop.fsf.org.
12996 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
12998 * tree-ssa-loop-ivopts.c (estimated_stmt_executions_int): Use
12999 likely_max_stmt_executions_int.
13001 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
13003 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
13004 likely_max_stmt_executions_int.
13006 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
13008 * profile.c (compute_branch_probabilities): Do not report hitrates
13010 (branch_prob): Report hitrates here.
13011 * predict.c (gimple_predict_edge): Do not assert profile status;
13012 fix formatting issues.
13014 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
13016 * predict.c (edge_predicted_by_p): New function.
13017 (predict_paths_for_bb): Do not put multiple predictions of the same type
13020 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
13022 * tree-ssa-loop-niter.c (number_of_iterations_exit): Revert accidental
13025 2016-05-28 Alan Modra <amodra@gmail.com>
13027 * dominance.c (verify_dominators): Don't segfault on NULL imm_bb.
13029 2016-05-28 Alan Modra <amodra@gmail.com>
13031 PR rtl-optimization/71275
13032 * ira.c (ira): Free dominance info.
13034 2016-05-27 Gerald Pfeifer <gerald@pfeifer.com>
13036 * doc/sourcebuild.texi: New address for upstream Go repository.
13038 2016-05-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
13040 * config/arm/arm.h (TARGET_ARM_V6M): Remove.
13041 (TARGET_ARM_V7M): Likewise.
13043 2016-05-26 Jeff Law <law@redhat.com>
13045 * tree-ssa-threadedge.c: Remove include of tree-ssa-threadbackward.h.
13046 (thread_across_edge): Remove calls to find_jump_threads_backwards.
13047 * passes.def: Add jump threading passes before DOM/VRP.
13048 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Change
13049 argument to a basic block from an edge. Remove tests which are
13051 (pass_data_thread_jumps, class pass_thread_jumps): New.
13052 (pass_thread_jumps::gate, pass_thread_jumps::execute): New.
13053 (make_pass_thread_jumps): Likewise.
13054 * tree-pass.h (make_pass_thread_jumps): Declare.
13056 2016-05-27 Eric Botcazou <ebotcazou@adacore.com>
13058 * config/visium/visium-protos.h (split_double_move): Rename into...
13059 (visium_split_double_move): ...this.
13060 (visium_split_double_add): Declare.
13061 * config/visium/visium.c (split_double_move): Rename into...
13062 (visium_split_double_move): ...this.
13063 (visium_split_double_add): New function.
13064 (visium_expand_copysign): Renumber operands for consistency.
13065 * config/visium/visium.md (DImode move splitter): Adjust to renaming.
13066 (DFmode move splitter): Likewise.
13067 (*addi3_insn): Split by means of visium_split_double_add.
13068 (*adddi3_insn_flags): Delete.
13069 (*plus_plus_sltu<subst_arith>): New insn.
13070 (*subdi3_insn): Split by means of visium_split_double_add.
13071 (subdi3_insn_flags): Delete.
13072 (*minus_minus_sltu<subst_arith>): New insn.
13073 (*negdi2_insn): Split by means of visium_split_double_add.
13074 (*negdi2_insn_flags): Delete.
13076 2016-05-27 Ulrich Weigand <uweigand@de.ibm.com>
13078 * configure.ac: Treat a --with-headers option without argument
13079 the same as the default (i.e. consult sys-include directory).
13080 * configure: Regenerate.
13082 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13084 * config/aarch64/aarch64.c (aarch64_fusion_enabled_p): New function.
13085 * config/aarch64/aarch64-protos.h (aarch64_fusion_enabled_p): Declare
13087 * config/aarch64/aarch64-simd.md (aarch64_crypto_aes<aesmc_op>v16qi):
13088 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
13090 2016-05-27 Jiong Wang <jiong.wang@arm.com>
13093 * config/aarch64/aarch64.c (aarch64_expand_builtin_va_start): Honor
13094 tree-stdarg analysis results.
13095 (aarch64_setup_incoming_varargs): Likewise.
13097 2016-05-27 Jiong Wang <jiong.wang@arm.com>
13099 * config/aarch64/aarch64.c (aarch64_build_builtin_va_list): Initialize
13100 va_list_gpr_counter_field and va_list_fpr_counter_field.
13102 2016-05-27 Wilco Dijkstra <wdijkstr@arm.com>
13105 * config/aarch64/aarch64.h (CANNOT_CHANGE_MODE_CLASS): Remove.
13106 * config/aarch64/aarch64.c
13107 (aarch64_cannot_change_mode_class): Remove function.
13108 * config/aarch64/aarch64-protos.h
13109 (aarch64_cannot_change_mode_class): Remove.
13111 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
13113 * cfgloop.c (record_niter_bound): Record likely upper bounds.
13114 (likely_max_stmt_executions_int, get_likely_max_loop_iterations,
13115 get_likely_max_loop_iterations_int): New.
13116 * cfgloop.h (struct loop): Add nb_iterations_likely_upper_bound,
13117 any_likely_upper_bound.
13118 (get_likely_max_loop_iterations_int, get_likely_max_loop_iterations):
13120 * cfgloopmanip.c (copy_loop_info): Copy likely upper bounds.
13121 * loop-unroll.c (unroll_loop_constant_iterations): Update likely
13123 (unroll_loop_constant_iterations): Likewise.
13124 (unroll_loop_runtime_iterations): Likewise.
13125 * lto-streamer-in.c (input_cfg): Stream likely upper bounds.
13126 * lto-streamer-out.c (output_cfg): Likewise.
13127 * tree-ssa-loop-ivcanon.c (try_peel_loop): Update likely upper
13129 (canonicalize_loop_induction_variables): Dump likely upper bounds.
13130 * tree-ssa-loop-niter.c (record_estimate): Record likely upper bounds.
13131 (likely_max_loop_iterations): New.
13132 (likely_max_loop_iterations_int): New.
13133 (likely_max_stmt_executions): New.
13134 * tree-ssa-loop-niter.h (likely_max_loop_iterations,
13135 likely_max_loop_iterations_int, likely_max_stmt_executions_int,
13136 likely_max_stmt_executions): Declare.
13138 2016-05-27 Marek Polacek <polacek@redhat.com>
13140 PR middle-end/71308
13141 * gimple-fold.c (gimple_fold_call): Check that LHS is not null.
13143 2016-05-27 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13145 * config/s390/s390.md (2x risbg splitters): Use
13146 reg_overlap_mentioned_p instead of rtx_equal_p.
13148 2016-05-27 Dominik Vogt <vogt@linux.vnet.ibm.com>
13150 * combine.c (make_compound_operation): Take known zero bits into
13151 account when checking for possible zero_extend.
13153 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13155 * config/aarch64/aarch64.md (ashl<mode>3, SHORT modes):
13156 Use const_int_operand for operand 2 predicate. Simplify expand code
13159 2016-05-27 Ilya Enkovich <ilya.enkovich@intel.com>
13161 PR middle-end/71279
13162 * fold-const.c (fold_ternary_loc): Don't fold VEC_COND_EXPR
13165 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13167 * config/aarch64/aarch64-modes.def (CC_ZESWP, CC_SESWP): Delete.
13168 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Remove condition
13169 that returns CC_SESWPmode and CC_ZESWPmode.
13170 (aarch64_get_condition_code_1): Remove handling of CC_SESWPmode
13172 (aarch64_rtx_costs): Likewise.
13174 2016-05-26 Michael Meissner <meissner@linux.vnet.ibm.com>
13176 * config/rs6000/rs6000.c (rs6000_emit_p9_fp_minmax): New function
13177 for ISA 3.0 min/max support.
13178 (rs6000_emit_p9_fp_cmove): New function for ISA 3.0 floating point
13179 conditional move support.
13180 (rs6000_emit_cmove): Call rs6000_emit_p9_fp_minmax and
13181 rs6000_emit_p9_fp_cmove if the ISA 3.0 instructions are
13183 * config/rs6000/rs6000.md (SFDF2): New iterator to allow doing
13184 conditional moves where the comparison type is different from move
13186 (fp_minmax): New code iterator for smin/smax.
13187 (minmax): New code attributes for min/max.
13188 (SMINMAX): Likewise.
13189 (smax<mode>3): Combine min, max insns into one insn using the
13190 fp_minmax code iterator. Add support for ISA 3.0 min/max
13191 instructions that don't need -ffast-math.
13192 (s<minmax><mode>3): Likewise.
13193 (smax<mode>3_vsx): Likewise.
13194 (smin<mode>3): Likewise.
13195 (s<minmax><mode>3_vsx): Likewise.
13196 (smin<mode>3_vsx): Likewise.
13197 (pre-VSX min/max splitters): Likewise.
13198 (s<minmax><mode>3_fpr): Likewise.
13199 (movsfcc): Rewrite floating point conditional moves to combine
13200 SFmode/DFmode into a single insn.
13201 (mov<mode>cc): Likewise.
13202 (movdfcc): Likewise.
13203 (fselsfsf4): Combine FSEL cases into a single insn, using SFDF and
13204 SFDF2 iterators to handle all combinations.
13205 (fseldfsf4): Likewise.
13206 (fsel<SFDF:mode><SFDF2:mode>4): Likewise.
13207 (fseldfdf4): Likewise.
13208 (fselsfdf4): Likewise.
13209 (mov<SFDF:mode><SFDF2:mode>cc_p9): Add support for the ISA 3.0
13210 comparison instructions that set a 0/-1 mask, and use it for
13211 floating point conditional move via XXSEL.
13212 (fpmask<mode>): Likewise.
13213 (xxsel<mode>): Likewise.
13214 * config/rs6000/predicates.md (min_max_operator): Delete, no
13216 (fpmask_comparison_operaton): New insn for ISA 3.0 comparison
13217 instructions that generate a 0/-1 mask for use with XXSEL.
13218 * config/rs6000/rs6000.h (TARGET_MINMAX_SF): New helper macros to
13219 say whether floating point min/max is available, either through
13220 FSEL, ISA 2.06 min/max, and ISA 3.0 min/max instrucitons.
13221 (TARGET_MINMAX_DF): Likewise.
13223 2016-05-27 Alan Modra <amodra@gmail.com>
13225 PR rtl-optimization/71275
13226 * ira.c (ira): Call loop_optimizer_init to set up bb_loop_depth
13227 for update_equiv_regs and combine_and_move_insns.
13229 2016-05-26 Uros Bizjak <ubizjak@gmail.com>
13231 * config/i386/i386.md (*movqi_internal) <attr "isa">: Use
13232 if_then_else or cond RTXes to calculate attribute value.
13233 * config/i386/mmx.md (*vec_extractv2sf_1) <attr "prefix_rep">: Ditto.
13234 <attr "length_immediate>: Ditto.
13235 (*vec_extractv2sf_1) <attr "length_immediate">: Ditto.
13236 * config/i386/sse.md (sse_loadlps) <attr "length_immediate">: Ditto.
13237 (*vec_concatv2sf_sse4_1) <attr "isa">: Ditto.
13238 <attr "type">: Ditto.
13239 <attr "prefix_data16">: Ditto.
13240 <attr "prefix_extra">: Ditto.
13241 <attr "length_immediate">: Ditto.
13242 <attr "prefix">: Ditto.
13243 (vec_set<mode>_0) <attr "isa">: Ditto.
13244 <attr "prefix_extra">: Ditto.
13245 <attr "length_immediate">: Ditto.
13246 <attr "prefix">: Ditto.
13247 (*vec_interleave_highv2df) <attr "prefix_data16">: Ditto.
13248 (*vec_interleave_lowv2df) <attr "prefix_data16">: Ditto.
13249 (sse2_storelpd) <attr "prefix_data16">: Ditto.
13250 (sse2_loadhpd) <attr "prefix_data16">: Ditto.
13251 (sse2_loadlpd) <attr "prefix_data16">: Ditto.
13252 <attr "length_immediate">: Ditto.
13253 <attr "prefix">: Ditto.
13254 (sse2_movsd) <attr "length_immediate">: Ditto.
13255 <attr "prefix">: Ditto.
13256 (vec_concatv2df) <attr "isa">: Ditto.
13257 <attr "prefix">: Ditto.
13258 (*vec_extractv4si) <attr "prefix_extra">: Ditto.
13259 (*vec_extractv2di_1) <attr "isa">: Ditto.
13260 <attr "type">: Ditto.
13261 <attr "length_immediate">: Ditto.
13262 <attr "prefix_rex">: Ditto.
13263 <attr "prefix_extra">: Ditto.
13264 (*vec_concatv2si_sse4_1) <attr "type">: Ditto.
13265 <attr "prefix_extra">: Ditto.
13266 <attr "length_immediate">: Ditto.
13267 (vec_concatv2di) <attr "isa">: Ditto.
13268 <attr "prefix_extra">: Ditto.
13269 <attr "length_immediate">: Ditto.
13270 <attr "prefix">: Ditto.
13272 2016-05-26 Martin Liska <mliska@suse.cz>
13274 * tree-ssa-loop-ivopts.c (comp_cost::infinite_cost_p): New
13276 (operator+): Likewise.
13277 (operator-): Likewise.
13278 (comp_cost::operator+=): Likewise.
13279 (comp_cost::operator-=): Likewise.
13280 (comp_cost::operator/=): Likewise.
13281 (comp_cost::operator*=): Likewise.
13282 (operator<): Likewise.
13283 (operator==): Likewise.
13284 (operator<=): Likewise.
13285 (new_cost): Remove.
13286 (infinite_cost_p): Likewise.
13287 (add_costs): Likewise.
13288 (sub_costs): Likewise.
13289 (compare_costs): Likewise.
13290 (set_group_iv_cost): Use the newly introduced functions.
13291 (get_address_cost): Likewise.
13292 (get_shiftadd_cost): Likewise.
13293 (force_expr_to_var_cost): Likewise.
13294 (split_address_cost): Likewise.
13295 (ptr_difference_cost): Likewise.
13296 (difference_cost): Likewise.
13297 (get_computation_cost_at): Likewise.
13298 (determine_group_iv_cost_generic): Likewise.
13299 (determine_group_iv_cost_address): Likewise.
13300 (determine_group_iv_cost_cond): Likewise.
13301 (autoinc_possible_for_pair): Likewise.
13302 (determine_group_iv_costs): Likewise.
13303 (cheaper_cost_pair): Likewise.
13304 (iv_ca_recount_cost): Likewise.
13305 (iv_ca_set_no_cp): Likewise.
13306 (iv_ca_set_cp): Likewise.
13307 (iv_ca_cost): Likewise.
13308 (iv_ca_new): Likewise.
13309 (iv_ca_dump): Likewise.
13310 (iv_ca_narrow): Likewise.
13311 (iv_ca_prune): Likewise.
13312 (iv_ca_replace): Likewise.
13313 (try_add_cand_for): Likewise.
13314 (try_improve_iv_set): Likewise.
13315 (find_optimal_iv_set): Likewise.
13317 2016-05-26 Richard Sandiford <richard.sandiford@arm.com>
13319 * tree-ssa-loop-ivopts.c (loop_body_includes_call): Don't assume
13320 that internal functions will clobber all caller-saved registers.
13322 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
13324 * config/aarch64/aarch64.c (aarch64_case_values_threshold):
13325 Return a better case_values_threshold when optimizing.
13327 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
13329 * config/aarch64/aarch64-simd.md (aarch64_combinez):
13330 Add ? to integer variant.
13331 (aarch64_combinez_be): Likewise.
13333 2016-05-26 Jakub Jelinek <jakub@redhat.com>
13335 * config/i386/sse.md (*vcvtps2ph_store<mask_name>): Use v constraint
13336 instead of x constraint.
13337 (vcvtps2ph256<mask_name>): Likewise.
13339 * config/i386/sse.md (*ssse3_palignr<mode>_perm): Add avx512bw
13340 alternative. Formatting fix.
13342 * config/i386/sse.md
13343 (<mask_codefor>avx512vl_shuf_<shuffletype>32x4_1<mask_name>): Rename
13345 (avx512vl_shuf_<shuffletype>32x4_1<mask_name>): ... this.
13346 (*avx_vperm_broadcast_v4sf): Use v constraint instead of x. Use
13347 maybe_evex prefix instead of vex.
13348 (*avx_vperm_broadcast_<mode>): Use v constraint instead of x. Handle
13349 EXT_REX_SSE_REG_P (op0) case in the splitter.
13351 2016-05-25 Jeff Law <law@redhat.com>
13353 PR tree-optimization/71272
13354 * tree-ssa-threadbackward.c (convert_and_register_jump_thread_path):
13355 Update comments. Add test for empty path.
13357 2016-05-25 Bill Seurer <seurer@linux.vnet.ibm.com>
13359 * config/rs6000/altivec.h (vec_cmpne): Add #define for vec_cmpne.
13360 * config/rs6000/rs6000-builtin.def (vec_cmpne): Add vec_cmpne as a
13361 special case builtin.
13362 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
13363 code for ALTIVEC_BUILTIN_VEC_CMPNE.
13364 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
13365 for __builtin_vec_cmpne.
13367 2016-05-25 Eric Botcazou <ebotcazou@adacore.com>
13369 * tree-ssa-phiopt.c (factor_out_conditional_conversion): Remove
13370 redundant test and bail out if the type of the new operand is not
13371 a GIMPLE register type after stripping a VIEW_CONVERT_EXPR.
13373 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
13375 * config/i386/i386.opt (ix86_target_flags_explicit): Remove.
13376 (x_ix86_target_flags_explicit): Remove.
13377 * config/i386/i386.c (ix86_function_specific_save): Do not copy
13378 x_ix86_target_flags_explicit.
13379 (ix86_function_specific_restore): Ditto.
13381 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
13382 H.J. Lu <hongjiu.lu@intel.com>
13385 * common/config/i386/i386-common.c
13386 (OPTION_MASK_ISA_GENERAL_REGS_ONLY_UNSET): New.
13387 (ix86_handle_option) <case OPT_mgeneral_regs_only>: Disable
13388 MPX, MMX, SSE and x87 instructions for -mgeneral-regs-only.
13389 * config/i386/i386.opt (ix86_target_flags): Add new Variable.
13390 (-mgeneral-regs-only): Add new option.
13391 * config/i386/i386.c (ix86_option_override_internal): Don't enable
13392 x87 instructions if only general registers are allowed.
13393 (ix86_target_string): Add ix86_flags argument. Handle additional
13394 flags options through ix86_flags argument. Update all callers.
13395 * doc/invoke.texi (x86 Options): Document -mgeneral-regs-only.
13397 2016-05-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13399 PR rtl-optimization/66940
13400 * ifcvt.c (noce_get_alt_condition): Check that incrementing or
13401 decrementing desired_val will not overflow before performing these
13404 2016-05-25 Ilya Verbin <ilya.verbin@intel.com>
13406 * config/i386/i386-builtin-types.def: Add V16SI_FTYPE_V16SF,
13407 V8DF_FTYPE_V8DF_ROUND, V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND.
13408 * config/i386/i386.c (enum ix86_builtins): Add
13409 IX86_BUILTIN_CVTPS2DQ512_MASK, IX86_BUILTIN_FLOORPS512,
13410 IX86_BUILTIN_FLOORPD512, IX86_BUILTIN_CEILPS512, IX86_BUILTIN_CEILPD512,
13411 IX86_BUILTIN_TRUNCPS512, IX86_BUILTIN_TRUNCPD512,
13412 IX86_BUILTIN_CVTPS2DQ512, IX86_BUILTIN_VEC_PACK_SFIX512,
13413 IX86_BUILTIN_FLOORPS_SFIX512, IX86_BUILTIN_CEILPS_SFIX512,
13414 IX86_BUILTIN_ROUNDPS_AZ_SFIX512.
13415 (builtin_description bdesc_args): Add __builtin_ia32_floorps512,
13416 __builtin_ia32_ceilps512, __builtin_ia32_truncps512,
13417 __builtin_ia32_floorpd512, __builtin_ia32_ceilpd512,
13418 __builtin_ia32_truncpd512, __builtin_ia32_cvtps2dq512,
13419 __builtin_ia32_vec_pack_sfix512, __builtin_ia32_roundps_az_sfix512,
13420 __builtin_ia32_floorps_sfix512, __builtin_ia32_ceilps_sfix512.
13421 Change IX86_BUILTIN_CVTPS2DQ512 to IX86_BUILTIN_CVTPS2DQ512_MASK for
13422 __builtin_ia32_cvtps2dq512_mask.
13423 (ix86_expand_args_builtin): Handle V8DF_FTYPE_V8DF_ROUND,
13424 V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF.
13425 (ix86_builtin_vectorized_function): Handle builtins mentioned above.
13426 * config/i386/sse.md
13427 (<mask_codefor>avx512f_fix_notruncv16sfv16si<mask_name><round_name>):
13429 (avx512f_fix_notruncv16sfv16si<mask_name><round_name>): ... this.
13430 (<mask_codefor>avx512f_cvtpd2dq512<mask_name><round_name>): Rename
13432 (avx512f_cvtpd2dq512<mask_name><round_name>): ... this.
13433 (avx512f_vec_pack_sfix_v8df): New define_expand.
13434 (avx512f_roundpd512): Rename to ...
13435 (avx512f_round<castmode>512): ... this. Change iterator.
13436 (avx512f_roundps512_sfix): New define_expand.
13437 (round<mode>2_sfix): Change iterator.
13439 2016-05-25 Nick Clifton <nickc@redhat.com>
13441 * config/msp430/msp430.c (msp430_attr): Produce an error if a
13442 static interrupt handler is detected.
13443 * config/msp430/msp430.h (LIB_SPEC): Do not use msp430.ld as the
13444 default linker script.
13445 * config/msp430/msp430.md (movpsihi2_lo): New pattern for loading
13446 the low part of a symbolic pointer.
13448 2016-05-25 Richard Biener <rguenther@suse.de>
13450 PR tree-optimization/71261
13451 * tree-if-conv.c (ifcvt_split_def_stmt): Walk uses on the
13452 interesting stmt instead of immediate uses when looking
13453 for the use operand to replace.
13455 2016-05-25 Martin Liska <mliska@suse.cz>
13457 * ipa-inline.c (edge_badness): Use 'w/' instead of 'w'.
13459 2016-05-25 Richard Biener <rguenther@suse.de>
13461 PR tree-optimization/71264
13462 * tree-vect-stmts.c (vect_init_vector): Properly deal with
13465 2016-05-25 Martin Liska <mliska@suse.cz>
13467 PR tree-optimization/71239
13468 * tree.c (array_at_struct_end_p): Do not call operand_equal_p
13469 if DECL_SIZE is NULL.
13471 2016-05-25 Richard Biener <rguenther@suse.de>
13473 * timevar.def (TV_TREE_LOOP_IFCVT): Add.
13474 * tree-if-conv.c (pass_data_if_conversion): Use it.
13476 2016-05-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
13478 * cgraph.c (cgraph_node::get_availability): Fix typo in comment.
13479 * symtab.c (symtab_node::binds_to_current_def_p): Likewise.
13480 * varpool.c (varpool_node::get_availability): Likewise.
13482 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
13484 * config/rs6000/altivec.md (VNEG iterator): New iterator for
13485 VNEGW/VNEGD instructions.
13486 (p9_neg<mode>2): New insns for ISA 3.0 VNEGW/VNEGD.
13487 (neg<mode>2): Add expander for V2DImode added in ISA 2.07, and
13488 support for ISA 3.0 VNEGW/VNEGD instructions.
13490 2016-05-24 Cesar Philippidis <cesar@codesourcery.com>
13492 * gimplify.c (omp_notice_variable): Use zero-length arrays for data
13493 pointers inside OACC_DATA regions.
13494 (gimplify_scan_omp_clauses): Prune firstprivate clause associated
13495 with OACC_DATA, OACC_ENTER_DATA and OACC_EXIT data regions.
13496 (gimplify_adjust_omp_clauses): Fix typo in comment.
13498 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
13500 * config/rs6000/altivec.md (VParity): New mode iterator for vector
13501 parity built-in functions.
13502 (p9v_ctz<mode>2): Add support for ISA 3.0 vector count trailing
13504 (p9v_parity<mode>2): Likewise.
13505 * config/rs6000/vector.md (VEC_IP): New mode iterator for vector
13507 (ctz<mode>2): ISA 3.0 expander for vector count trailing zeros.
13508 (parity<mode>2): ISA 3.0 expander for vector parity.
13509 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_1): New macros for
13511 (BU_P9_64BIT_MISC_0): Likewise.
13512 (BU_P9_MISC_0): Likewise.
13513 (BU_P9V_AV_1): Likewise.
13514 (BU_P9V_AV_2): Likewise.
13515 (BU_P9V_AV_3): Likewise.
13516 (BU_P9V_AV_P): Likewise.
13517 (BU_P9V_VSX_1): Likewise.
13518 (BU_P9V_OVERLOAD_1): Likewise.
13519 (BU_P9V_OVERLOAD_2): Likewise.
13520 (BU_P9V_OVERLOAD_3): Likewise.
13521 (VCTZB): Add vector count trailing zeros support.
13525 (VPRTYBD): Add vector parity support.
13526 (VPRTYBQ): Likewise.
13527 (VPRTYBW): Likewise.
13528 (VCTZ): Add overloaded vector count trailing zeros support.
13529 (VPRTYB): Add overloaded vector parity support.
13530 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
13531 overloaded vector count trailing zeros and parity instructions.
13532 * config/rs6000/rs6000.md (wd mode attribute): Add V1TI and TI for
13533 vector parity support.
13534 * config/rs6000/altivec.h (vec_vctz): Add ISA 3.0 vector count
13535 trailing zeros support.
13536 (vec_cntlz): Likewise.
13537 (vec_vctzb): Likewise.
13538 (vec_vctzd): Likewise.
13539 (vec_vctzh): Likewise.
13540 (vec_vctzw): Likewise.
13541 (vec_vprtyb): Add ISA 3.0 vector parity support.
13542 (vec_vprtybd): Likewise.
13543 (vec_vprtybw): Likewise.
13544 (vec_vprtybq): Likewise.
13545 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
13546 the ISA 3.0 vector count trailing zeros and vector parity built-in
13549 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
13551 * tree-ssa-reassoc.c (sort_by_operand_rank): Skip checking gimple_bb
13552 when there is stmt_to_insert.
13554 2016-05-24 Martin Sebor <msebor@redhat.com>
13557 * tree.h (complete_or_array_type_p): New inline function.
13559 2016-05-24 Jakub Jelinek <jakub@redhat.com>
13561 * config/i386/i386.h (TARGET_AVOID_4BYTE_PREFIXES): Define.
13562 * config/i386/constraints.md (Yr): Test TARGET_AVOID_4BYTE_PREFIXES
13563 rather than X86_TUNE_AVOID_4BYTE_PREFIXES.
13565 * config/i386/sse.md (<sse4_1>_round<ssemodesuffix><avxsizesuffix>):
13566 Limit 1st alternative to noavx isa, split 2nd alternative into one
13567 noavx and one avx alternative, use *x and Bm in the former and
13568 x and m in the latter.
13570 * config/i386/sse.md (vec_set<mode>_0): Use sse4_noavx isa instead
13571 of sse4 for the first alternative, drop %v from the template
13572 and d operand modifier. Split second alternative into one sse4_noavx
13573 and one avx alternative, use *x instead of *v in the former and v
13574 instead of *v in the latter.
13575 (*sse4_1_extractps): Use noavx isa instead of * for the first
13576 alternative, drop %v from the template. Split second alternative into
13577 one noavx and one avx alternative, use *x instead of *v in the
13578 former and v instead of *v in the latter.
13579 (<vi8_sse4_1_avx2_avx512>_movntdqa): Guard the first 2 alternatives
13580 with noavx and the last one with avx.
13581 (sse4_1_phminposuw): Guard first alternative with noavx isa,
13582 split the second one into one noavx and one avx alternative,
13583 use *x and Bm in the former and x and m in the latter one.
13584 (<sse4_1>_ptest<mode>): Use noavx instead of * for the first two
13587 * config/i386/sse.md (sse4_1_<code>v8qiv8hi2<mask_name>): Limit
13588 first two alternatives to noavx, use *x instead of *v in the second
13589 one, add avx alternative without *.
13590 (sse4_1_<code>v4qiv4si2<mask_name>, sse4_1_<code>v4hiv4si2<mask_name>,
13591 sse4_1_<code>v2qiv2di2<mask_name>, sse4_1_<code>v2hiv2di2<mask_name>,
13592 sse4_1_<code>v2siv2di2<mask_name>): Likewise.
13594 2016-05-24 Jeff Law <law@redhat.com>
13596 * tree-ssa-threadbackwards.c (convert_and_register_jump_thread_path):
13597 New function, extracted from...
13598 (fsm_find_control_statement_thread_paths): Here. Use the new function.
13599 Allow simple copies and constant initializations in the SSA chain.
13601 2016-05-24 Marek Polacek <polacek@redhat.com>
13604 * gimplify.c (gimplify_switch_expr): Look into the innermost lexical
13607 2016-05-24 Jakub Jelinek <jakub@redhat.com>
13610 * tree-vect-stmts.c (vectorizable_simd_clone_call): Handle
13611 SIMD_CLONE_ARG_TYPE_LINEAR_REF_CONSTANT_STEP like
13612 SIMD_CLONE_ARG_TYPE_LINEAR_CONSTANT_STEP. Add
13613 SIMD_CLONE_ARG_TYPE_LINEAR_VAL_CONSTANT_STEP and
13614 SIMD_CLONE_ARG_TYPE_LINEAR_UVAL_CONSTANT_STEP cases explicitly.
13616 2016-05-24 Richard Biener <rguenther@suse.de>
13618 PR tree-optimization/71240
13619 * tree-ssa-math-opts.c (init_symbolic_number): Verify the source
13622 2016-05-24 Richard Biener <rguenther@suse.de>
13624 PR tree-optimization/71230
13625 * tree-ssa-reassoc.c (zero_one_operation): Handle negate special ops.
13627 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
13629 * tree-vectorizer.h (vectorizable_comparison): Delete.
13630 * tree-vect-loop.c (vectorizable_reduction): Remove redundant
13631 PURE_SLP_STMT check.
13632 * tree-vect-stmts.c (vectorizable_call): Likewise.
13633 (vectorizable_simd_clone_call): Likewise.
13634 (vectorizable_conversion): Likewise.
13635 (vectorizable_assignment): Likewise.
13636 (vectorizable_shift): Likewise.
13637 (vectorizable_operation): Likewise.
13638 (vectorizable_load): Likewise.
13639 (vectorizable_condition): Likewise.
13640 (vectorizable_store): Likewise. Assert that we don't have
13642 (vectorizable_comparison): Make static. Remove redundant
13643 PURE_SLP_STMT check.
13644 (vect_transform_stmt): Assert that we always have an slp_node
13647 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13649 * config/arm/neon.md (ashldi3_neon): Replace comparison of INTVAL of
13650 operands[2] against 1 with comparison against CONST1_RTX.
13651 (<shift>di3_neon): Likewise.
13652 * config/arm/predicates.md (const0_operand): Replace with comparison
13653 against CONST0_RTX.
13655 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13657 * config/arm/arm.md (ashldi3): Replace comparison of INTVAL of
13658 operands[2] against 1 with comparison against CONST1_RTX.
13659 (ashrdi3): Likewise.
13660 (lshrdi3): Likewise.
13661 (ashlsi3): Replace cast of INTVAL to unsigned HOST_WIDE_INT with
13663 (ashrsi3): Likewise.
13664 (lshrsi3): Likewise.
13665 (rotrsi3): Likewise.
13666 (define_split above *compareqi_eq0): Likewise.
13667 (define_split above "prologue"): Likewise.
13668 * config/arm/arm.c (thumb1_size_rtx_costs): Likewise.
13669 * config/arm/predicates.md (shift_operator): Likewise.
13670 (shift_nomul_operator): Likewise.
13671 (sat_shift_operator): Likewise.
13672 (thumb1_cmp_operand): Likewise.
13673 (const_neon_scalar_shift_amount_operand): Replace manual range
13674 check with IN_RANGE.
13675 * config/arm/thumb1.md (define_peephole2 above *thumb_subdi3):
13676 Replace cast of INTVAL to unsigned HOST_WIDE_INT with UINTVAL.
13678 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13680 * config/arm/arm.md (andsi3): Replace cast of 1 to HOST_WIDE_INT
13681 with HOST_WIDE_INT_1.
13683 * config/arm/arm.c (optimal_immediate_sequence): Replace cast of
13684 1 to unsigned HOST_WIDE_INT with HOST_WIDE_INT_1U.
13685 (arm_canonicalize_comparison): Likewise.
13686 (thumb1_rtx_costs): Replace cast of 1 to HOST_WIDE_INT with
13688 (thumb1_size_rtx_costs): Likewise.
13689 (vfp_const_double_index): Replace cast of 1 to unsigned
13690 HOST_WIDE_INT with HOST_WIDE_INT_1U.
13691 (get_jump_table_size): Replace cast of 1 to HOST_WIDE_INT with
13693 (arm_asan_shadow_offset): Replace cast of 1 to unsigned
13694 HOST_WIDE_INT with HOST_WIDE_INT_1U.
13695 * config/arm/neon.md (vec_set<mode>): Replace cast of 1 to
13696 HOST_WIDE_INT with HOST_WIDE_INT_1.
13698 2016-05-24 Marek Polacek <polacek@redhat.com>
13700 * tree-cfg.h (should_remove_lhs_p): New predicate.
13701 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Use it.
13702 * gimplify.c (gimplify_modify_expr): Likewise.
13703 * tree-cfg.c (verify_gimple_call): Likewise.
13704 * tree-cfgcleanup.c (fixup_noreturn_call): Likewise.
13705 * gimple-fold.c: Include "tree-cfg.h".
13706 (gimple_fold_call): Use should_remove_lhs_p.
13708 2016-05-24 Richard Biener <rguenther@suse.de>
13710 PR tree-optimization/71253
13711 * cfganal.h (control_dependences): Make robust against edge
13713 (control_dependences::control_dependences): Remove edge_list argument.
13714 (control_dependences::get_edge): Remove.
13715 (control_dependences::get_edge_src): Add.
13716 (control_dependences::get_edge_dest): Likewise.
13717 (control_dependences::m_el): Make a vector of edge src/dest index.
13718 * cfganal.c (control_dependences::find_control_dependence): Adjust.
13719 (control_dependences::control_dependences): Likewise.
13720 (control_dependences::~control_dependence): Likewise.
13721 (control_dependences::get_edge): Remove.
13722 (control_dependences::get_edge_src): Add.
13723 (control_dependences::get_edge_dest): Likewise.
13724 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Use
13726 (perform_tree_ssa_dce): Adjust.
13727 * tree-loop-distribution.c (create_edge_for_control_dependence): Use
13729 (pass_loop_distribution::execute): Adjust. Do loop destroying
13730 conditional on changed.
13732 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13735 * config/arm/arm.c (gen_operands_ldrd_strd): Remove bogus early
13736 return. Reindent transformation comment and mention the ARM state
13739 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
13741 PR middle-end/71252
13742 * tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Add stmt_to_insert
13743 after build_and_add_sum creates new use stmt.
13745 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
13747 * tree-vect-stmts.c (vectorizable_load): Reorder checks so that
13748 load_lanes/grouped_load classification comes first. Don't check
13749 whether the vectorization factor is a multiple of the group size
13752 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
13754 * tree-vect-data-refs.c (vect_analyze_group_access_1): Set
13755 GROUP_GAP for single-element interleaving.
13756 * tree-vect-stmts.c (vectorizable_load): Remove force_peeling
13759 2016-05-24 Richard Biener <rguenther@suse.de>
13761 PR middle-end/70434
13763 * tree-ssa.c (non_rewritable_mem_ref_base): Make sure to mark
13764 bases which are accessed with non-invariant indices.
13765 * gimple-fold.c (maybe_canonicalize_mem_ref_addr): Re-write
13766 constant index ARRAY_REFs of vectors into BIT_FIELD_REFs.
13768 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
13770 PR middle-end/71170
13771 * tree-ssa-reassoc.c (struct operand_entry): Add field stmt_to_insert.
13772 (add_to_ops_vec): Add stmt_to_insert.
13773 (add_repeat_to_ops_vec): Init stmt_to_insert.
13774 (insert_stmt_before_use): New.
13775 (transform_add_to_multiply): Remove mult_stmt insertion and add it
13777 (get_ops): Init stmt_to_insert.
13778 (maybe_optimize_range_tests): Likewise.
13779 (rewrite_expr_tree): Insert stmt_to_insert before use stmt.
13780 (rewrite_expr_tree_parallel): Likewise.
13781 (reassociate_bb): Likewise.
13783 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
13786 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal): Drop
13787 ISA 3.0 xxperm fusion alternative.
13788 (altivec_vperm_v8hiv16qi): Likewise.
13789 (altivec_vperm_<mode>_uns_internal): Likewise.
13790 (vperm_v8hiv4si): Likewise.
13791 (vperm_v16qiv8hi): Likewise.
13793 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
13794 Kelvin Nilsen <kelvin@gcc.gnu.org>
13796 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Generate
13797 vpermr/xxpermr on ISA 3.0.
13798 (altivec_expand_vec_perm_le): Likewise.
13799 * config/rs6000/altivec.md (UNSPEC_VPERMR): New unspec.
13800 (altivec_vpermr_<mode>_internal): Add VPERMR/XXPERMR support for
13803 2016-05-23 Uros Bizjak <ubizjak@gmail.com>
13805 * config/i386/i386.h (IS_STACK_MODE): Enable for
13806 TARGET_MIX_SSE_I387. Rewrite using X87_FLOAT_MODE_P and
13807 SSE_FLOAT_MODE_P macros.
13808 * config/i386/i386.c (ix86_preferred_reload_class): Use
13809 IS_STACK_MODE, INTEGER_CLASS_P, FLOAT_CLASS_P and Q_CLASS_P macros.
13810 Cleanup regclass processing for CONST_DOUBLE_P.
13811 (ix86_preferred_output_reload_class): Use IS_STACK_MODE macro.
13812 (ix86_rtx_costs): Remove redundant TARGET_80387 check
13813 with IS_STACK_MODE macro.
13814 * config/i386/i386.md: Replace SSE_FLOAT_MODE_P (DFmode)
13816 (*movdf_internal): Use IS_STACK_MODE macro.
13817 (*movsf_internal): Ditto.
13819 2016-05-23 Marc Glisse <marc.glisse@inria.fr>
13821 * match.pd (a * (1 << b), ~x & ~y, ~X ^ ~Y, (X ^ Y) ^ Y, ~ (-A),
13822 ~ (A - 1), ~(~X >> Y), ~(~X >>r Y)): Relax constraints.
13824 2016-05-23 Jeff Law <law@redhat.com>
13826 * tree-ssa-threadbackward.c (profitable_jump_thread_path): New function
13828 (fsm_find_control_statement_thread_paths): Call it.
13830 2016-05-23 Martin Jambor <mjambor@suse.cz>
13833 * ipa-cp.c (ipa_get_indirect_edge_target_1): Only check value of
13834 from_global_constant if t is not NULL.
13836 2016-05-23 Marek Polacek <polacek@redhat.com>
13839 * common.opt (Wswitch-unreachable): New option.
13840 * doc/invoke.texi: Document -Wswitch-unreachable.
13841 * gimplify.c (gimplify_switch_expr): Implement the -Wswitch-unreachable
13844 2016-05-23 Bin Cheng <bin.cheng@arm.com>
13846 * tree-ssa-address.c (copy_ref_info): Check NULL TMR_STEP when
13847 TMR_INDEX is non-NULL.
13849 2016-05-23 Richard Biener <rguenther@suse.de>
13851 PR tree-optimization/71230
13852 * tree-ssa-reassoc.c (acceptable_pow_call): Move initial condition...
13853 (try_special_add_to_ops): ... here. Always test for single-use.
13855 2016-05-23 Martin Jambor <mjambor@suse.cz>
13857 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Create an empty
13858 default block if a PHI node in the original one would be resized.
13860 2016-05-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
13862 PR tree-optimization/58135
13863 * tree-vect-slp.c: When group size is not multiple
13864 of vector size, allow splitting of store group at
13867 2016-05-23 Christophe Lyon <christophe.lyon@linaro.org>
13869 * config/arm/arm_neon.h (vtst_p16, vtstq_p16): New.
13871 2016-05-22 Jakub Jelinek <jakub@redhat.com>
13873 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
13874 vec_set_hi_<mode><mask_name>): Add && <mask_avx512dq_condition>
13875 condition. For !TARGET_AVX512DQ, emit 32x4 instruction instead
13878 * config/i386/sse.md (vec_set_lo_v16hi, vec_set_hi_v16hi,
13879 vec_set_lo_v32qi, vec_set_hi_v32qi): Add alternative with
13880 v constraint instead of x and vinserti32x4 insn.
13882 * config/i386/sse.md (i128vldq): New mode iterator.
13883 (avx2_vbroadcasti128_<mode>, avx_vbroadcastf128_<mode>): Add
13884 avx512dq and avx512vl alternatives.
13886 * config/i386/sse.md (avx2_vec_dupv4df): Use v instead of x
13887 constraint, use maybe_evex prefix instead of vex.
13888 (vec_dupv4sf): Use v constraint instead of x for output
13889 operand except for noavx alternative, use Yv constraint
13890 instead of x for input. Use maybe_evex prefix instead of vex.
13891 (*vec_dupv4si): Likewise.
13892 (*vec_dupv2di): Likewise.
13894 2016-05-22 Kugan Vivekanandarajah <kuganv@linaro.org>
13896 PR middle-end/40921
13897 * tree-ssa-reassoc.c (try_special_add_to_ops): New.
13898 (linearize_expr_tree): Call try_special_add_to_ops.
13899 (reassociate_bb): Convert MULT_EXPR by (-1) to NEGATE_EXPR.
13901 2016-05-21 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
13903 * config/avr/avr.c (avr_expand_prologue): Add INCOMING_FRAME_SP_OFFSET
13904 to computed stack_usage.
13906 2016-05-21 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
13909 * config/avr/avr.md (define_expand "mov<mode>"): If the source
13910 operand is subreg (symbol_ref) then move the symbol ref to register.
13912 2016-05-21 Jan Hubicka <hubicka@ucw.cz>
13914 * tree.c (array_at_struct_end_p): Look through MEM_REF.
13916 2016-05-21 Kugan Vivekanandarajah <kuganv@linaro.org>
13918 PR middle-end/71179
13919 * tree-ssa-reassoc.c (transform_add_to_multiply): Disallow float
13922 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
13924 * tree-vrp.c (compare_values_warnv): Simplify handling of symbolic
13925 ranges by calling get_single_symbol and tidy up. Look more closely
13926 into NAME + CST1 vs CST2 comparisons if type overflow is undefined.
13928 2016-05-20 Jeff Law <law@redhat.com>
13930 * bitmap.c (bitmap_find_bit): Remove useless test.
13932 2016-05-20 Segher Boessenkool <segher@kernel.crashing.org>
13934 * function.c (thread_prologue_and_epilogue_insns): Commit the
13935 insertion of the epilogue.
13937 2016-05-20 Martin Jambor <mjambor@suse.cz>
13939 PR tree-optimization/70884
13940 * tree-sra.c (initialize_constant_pool_replacements): Do not check
13941 should_scalarize_away_bitmap and cannot_scalarize_away_bitmap bits.
13942 (sort_and_splice_var_accesses): Do not consider multiple scalar reads
13943 of constant pool data as a reason for scalarization.
13945 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
13947 * config/arm/arm.c (arm_expand_prologue): Set the stack usage to 0
13948 for naked functions.
13949 (thumb1_expand_prologue): Likewise.
13951 2016-05-20 Nathan Sidwell <nathan@acm.org>
13953 * config/nvptx/nptx.c (nvptx_option_override): Only set
13954 flag_toplevel_reorder, if not explicitly specified. Set
13955 flag_no_common, unless explicitly specified.
13957 2016-05-20 David Malcolm <dmalcolm@redhat.com>
13959 * calls.c (can_implement_as_sibling_call_p): Mark param
13960 reg_parm_stack_space with ATTRIBUTE_UNUSED.
13962 2016-05-20 Uros Bizjak <ubizjak@gmail.com>
13964 * config/i386/i386.c (ix86_rtx_costs) <case CONST_DOUBLE>:
13965 Use IS_STACK_MODE when calculating cost of standard 80387 constants.
13966 Fallthru to CONST_VECTOR case to calculate cost of standard SSE
13968 <case CONST_WIDE_INT>: Calculate cost of (MEM (SYMBOL_REF)).
13969 (ix86_legitimate_constant_p): Use CASE_CONST_SCALAR_INT
13970 and CASE_CONST_ANY.
13972 2016-05-20 Cesar Philippidis <cesar@codesourcery.com>
13974 * config/nvptx/nvptx.md (sincossf3): New pattern.
13976 2016-05-20 David Malcolm <dmalcolm@redhat.com>
13978 * calls.c (maybe_complain_about_tail_call): New function.
13979 (initialize_argument_information): Call
13980 maybe_complain_about_tail_call when clearing *may_tailcall.
13981 (can_implement_as_sibling_call_p): Call
13982 maybe_complain_about_tail_call when returning false.
13983 (expand_call): Read CALL_EXPR_MUST_TAIL_CALL and, if set,
13984 ensure try_tail_call is set. Call maybe_complain_about_tail_call
13985 if tail-call optimization fails.
13986 * cfgexpand.c (expand_call_stmt): Initialize
13987 CALL_EXPR_MUST_TAIL_CALL from gimple_call_must_tail_p.
13988 * gimple-pretty-print.c (dump_gimple_call): Dump
13989 gimple_call_must_tail_p.
13990 * gimple.c (gimple_build_call_from_tree): Call
13991 gimple_call_set_must_tail with the value of
13992 CALL_EXPR_MUST_TAIL_CALL.
13993 * gimple.h (enum gf_mask): Add GF_CALL_MUST_TAIL_CALL.
13994 (gimple_call_set_must_tail): New function.
13995 (gimple_call_must_tail_p): New function.
13996 * print-tree.c (print_node): Update printing of TREE_STATIC
13997 to reflect its use for CALL_EXPR_MUST_TAIL_CALL.
13998 * tree-core.h (struct tree_base): Add MUST_TAIL_CALL to the
13999 trailing comment listing applicable flags.
14000 * tree.h (CALL_EXPR_MUST_TAIL_CALL): New macro.
14002 2016-05-20 David Malcolm <dmalcolm@redhat.com>
14004 * calls.c (expand_call): Move "Rest of purposes for tail call
14005 optimizations to fail" to...
14006 (can_implement_as_sibling_call_p): ...this new function, and
14007 split into multiple "if" statements.
14009 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
14011 * cfgloop.h (expected_loop_iterations_unbounded,
14012 expected_loop_iterations): Unconstify.
14013 * cfgloopanal.c (expected_loop_iterations_unbounded): Sanity check the
14014 profile with known upper bound; return 3 when profile is absent.
14015 (expected_loop_iterations): Update.
14017 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
14019 * loop-doloop.c (doloop_optimize): Use get_estimated_loop_iterations_int
14020 and get_max_loop_iterations_int.
14022 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
14024 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can not produce
14025 realistic upper bounds here.
14027 2016-05-20 Jakub Jelinek <jakub@redhat.com>
14030 * gimple-fold.c (gimple_fold_call): Do not remove lhs of noreturn
14031 calls if the LHS is variable length or has addressable type.
14032 If targets[0]->decl is a noreturn call with void return type and
14033 zero arguments, adjust fntype and remove lhs in that case.
14035 2016-05-20 Marc Glisse <marc.glisse@inria.fr>
14037 PR tree-optimization/71079
14038 PR tree-optimization/71206
14039 * match.pd ((X ^ Y) ^ (X ^ Z)): Convert the arguments.
14041 2016-05-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
14043 * tree-vectorizer.c (get_vec_alignment_for_decl): New static function.
14044 (get_vec_alignment_for_array_decl): Likewise.
14045 (get_vec_alignment_for_record_decl): Likewise.
14046 (increase_alignment::execute): Move code to find alignment to
14047 get_vec_alignment_for_array_decl and call get_vec_alignment_for_decl.
14048 (type_align_map): New hash_map.
14050 2016-05-20 Richard Guenther <rguenther@suse.de>
14052 PR tree-optimization/29756
14053 * tree.def (BIT_INSERT_EXPR): New tcc_expression tree code.
14054 * expr.c (expand_expr_real_2): Handle BIT_INSERT_EXPR.
14055 * fold-const.c (operand_equal_p): Likewise.
14056 (fold_ternary_loc): Add constant folding of BIT_INSERT_EXPR.
14057 * gimplify.c (gimplify_expr): Handle BIT_INSERT_EXPR.
14058 * tree-inline.c (estimate_operator_cost): Likewise.
14059 * tree-pretty-print.c (dump_generic_node): Likewise.
14060 * tree-ssa-operands.c (get_expr_operands): Likewise.
14061 * cfgexpand.c (expand_debug_expr): Likewise.
14062 * gimple-pretty-print.c (dump_ternary_rhs): Likewise.
14063 * gimple.c (get_gimple_rhs_num_ops): Handle BIT_INSERT_EXPR.
14064 * tree-cfg.c (verify_gimple_assign_ternary): Verify BIT_INSERT_EXPR.
14065 * tree-ssa.c (non_rewritable_lvalue_p): We can rewrite
14066 vector inserts using BIT_FIELD_REF or MEM_REF on the lhs.
14067 (execute_update_addresses_taken): Do it.
14069 2016-05-20 Richard Biener <rguenther@suse.de>
14071 PR tree-optimization/71185
14072 * tree-ssa-loop-prefetch.c (gather_memory_references): Drop
14073 register operations.
14075 2016-05-20 Richard Biener <rguenther@suse.de>
14077 * tree-if-conv.c (add_bb_predicate_gimplified_stmts): Use
14078 gimple_seq_add_seq_without_update.
14079 (release_bb_predicate): Assert we have no operands to free.
14080 (if_convertible_loop_p_1): Calculate post dominators later.
14081 Do not free BB predicates here.
14082 (combine_blocks): Do not recompute BB predicates.
14083 (version_loop_for_if_conversion): Save BB predicates around
14086 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
14088 * function.c (make_epilogue_seq): Remove epilogue_end parameter.
14089 (thread_prologue_and_epilogue_insns): Remove bb_flags. Restructure
14090 code. Ignore sibcalls on EDGE_IGNORE edges.
14091 * shrink-wrap.c (handle_simple_exit): New function. Set EDGE_IGNORE
14092 on edges for sibcalls that run without prologue. The rest of the
14093 function is combined from...
14094 (fix_fake_fallthrough_edge): ... this, and ...
14095 (try_shrink_wrapping): ... a part of this. Remove the bb_with
14096 function argument, make it a local variable.
14098 2016-05-19 Sandra Loosemore <sandra@codesourcery.com>
14100 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Allow
14101 --disable-sjlj-exceptions for TARGET_BI_ARCH to select DWARF-2 EH
14102 for 32-bit mode and SEH for 64-bit.
14103 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): Handle
14104 TARGET_64BIT_DEFAULT.
14106 2016-05-19 Ryan Burn <contact@rnburn.com>
14108 * Makefile.in (GTFILES): Add cilk.h and cilk-common.c.
14109 * gengtype.c (open_base_files): Add cilk.h to ifiles.
14111 2016-05-19 Uros Bizjak <ubizjak@gmail.com>
14113 * sched-deps.c (sched_analyze_2) <case TRAP_IF>: Also
14114 force pending loads from memory.
14116 2016-05-19 Kelvin Nilsen <kelvin@gcc.gnu.org>
14118 * config/rs6000/altivec.md (UNSPEC_DARN): New unspec constant.
14119 (UNSPEC_DARN_32): New unspec constant.
14120 (UNSPEC_DARN_RAW): New unspec constant.
14121 (darn_32): New instruction.
14122 (darn_raw): New instruction.
14123 (darn): New instruction.
14124 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_0): Add
14125 support and documentation for this macro.
14126 (BU_P9_MISC_1): New macro definition.
14127 (BU_P9_64BIT_MISC_0): New macro definition.
14128 (BU_P9_MISC_0): New macro definition.
14129 (darn_32): New builtin definition.
14130 (darn_raw): New builtin definition.
14131 (darn): New builtin definition.
14132 * config/rs6000/rs6000.c: Add #define RS6000_BUILTIN_0 and #undef
14133 RS6000_BUILTIN_0 directives to surround each occurrence of
14134 #include "rs6000-builtin.def".
14135 (rs6000_builtin_mask_calculate): Add in the RS6000_BTM_MODULO and
14136 RS6000_BTM_64BIT flags to the returned mask, depending on
14138 (def_builtin): Correct an error in the assignments made to the
14139 debugging variable attr_string.
14140 (rs6000_expand_builtin): Add support for no-operand built-in
14142 (builtin_function_type): Remove fatal_error assertion that is no
14144 (rs6000_common_init_builtins): Add support for no-operand built-in
14146 * config/rs6000/rs6000.h (RS6000_BTM_MODULO): New macro
14148 (RS6000_BTM_PURE): Enhance comment to clarify intent of this flag
14150 (RS6000_BTM_64BIT): New macro definition.
14151 * doc/extend.texi: Document __builtin_darn (void),
14152 __builtin_darn_raw (void), and __builtin_darn_32 (void) built-in
14155 2016-05-19 Jan Hubicka <hubicka@ucw.cz>
14157 * tree-vect-loop.c (vect_analyze_loop_2): Use also
14158 max_loop_iterations_int.
14160 2016-05-19 Marek Polacek <polacek@redhat.com>
14162 PR tree-optimization/71031
14163 * tree-vrp.c (extract_range_from_binary_expr_1): Turn assert into a
14164 condition and adjust the code a bit.
14166 2016-05-19 Martin Liska <mliska@suse.cz>
14168 * tree-vect-stmts.c (vectorizable_simd_clone_call): Utilize
14169 auto_vec instead of vec.
14171 2016-05-19 Martin Liska <mliska@suse.cz>
14173 * tree-parloops.c (oacc_entry_exit_ok): Release a vector.
14175 2016-05-19 Martin Liska <mliska@suse.cz>
14177 * tree-if-conv.c (ifcvt_repair_bool_pattern): Utilize auto_vecs.
14179 2016-05-19 Martin Liska <mliska@suse.cz>
14181 * ipa-pure-const.c (set_function_state): Remove an existing
14183 (remove_node_data): Do not free it as it's released
14184 in set_function_state.
14186 2016-05-19 Martin Liska <mliska@suse.cz>
14188 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Release
14191 2016-05-19 Martin Liska <mliska@suse.cz>
14193 * omp-simd-clone.c (simd_clone_adjust): Release vector.
14195 2016-05-19 Martin Liska <mliska@suse.cz>
14197 * tree-ssa-reassoc.c (eliminate_duplicate_pair): Truncate
14198 an auto_vec instead of re-creating it.
14200 2016-05-19 Martin Liska <mliska@suse.cz>
14202 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Use
14203 auto_vec instead of vec.
14205 2016-05-19 Martin Liska <mliska@suse.cz>
14207 * lto-section-in.c (lto_get_section_data): Call
14208 lto_check_version with additional argument.
14209 * lto-streamer.c (lto_check_version): Add new argument.
14210 * lto-streamer.h (lto_check_version): Likewise.
14212 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14214 * config/arm/arm.c (arm_new_rtx_costs, SIGN_EXTEND case):
14215 Don't add cost of inner memory when handling sign-extended loads.
14217 2016-05-19 Ilya Enkovich <ilya.enkovich@intel.com>
14219 PR rtl-optimization/71148
14220 * cse.c (cse_main): Free dominance info.
14221 (rest_of_handle_cse): Don't free dominance info.
14222 (rest_of_handle_cse2): Likewise.
14223 (rest_of_handle_cse_after_global_opts): Likewise.
14225 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14228 * config/arm/arm-builtins.c (arm_builtin_vectorized_function): Return
14229 NULL_TREE early if NEON is not available. Remove now redundant check
14230 in ARM_CHECK_BUILTIN_MODE.
14232 2016-05-19 Maxim Ostapenko <m.ostapenko@samsung.com>
14235 * cppbuiltin.c (define_builtin_macros_for_compilation_flags): Add new
14236 builtin __SANITIZE_THREAD__ macros for fsanitize=thread switch.
14237 * doc/cpp.texi: Document new macros.
14239 2016-05-19 Bin Cheng <bin.cheng@arm.com>
14241 PR tree-optimization/69848
14242 * tree-vect-loop.c (vectorizable_reduction): Don't factor
14243 comparison expr out of VEC_COND_EXPR for COND_REDUCTION.
14245 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
14247 * function.c (thread_prologue_and_epilogue_insn): Move the
14248 "goto epilogue_done" one block later.
14250 2016-05-19 Richard Biener <rguenther@suse.de>
14252 PR tree-optimization/70729
14253 * passes.def: Move LIM pass before PRE. Remove no longer
14254 required copyprop and move first DCE out of the loop pipeline.
14256 2016-05-18 David Malcolm <dmalcolm@redhat.com>
14259 * Makefile.in (GCC_OBJS): Move spellcheck.o to...
14260 (OBJS-libcommon-target): ...here.
14261 * opts-common.c: Include spellcheck.h.
14262 (cmdline_handle_error): Build a vec of valid options and use it
14263 to suggest provide hints for misspelled arguments.
14265 2016-05-18 Jakub Jelinek <jakub@redhat.com>
14268 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Don't drop
14269 lhs if it has TREE_ADDRESSABLE type.
14271 2016-05-18 Uros Bizjak <ubizjak@gmail.com>
14274 * config/alpha/alpha.md (trap): Add (use (reg:DI 29)).
14275 (*exception_receiver_1): Return "#" for TARGET_EXPLICIT_RELOCS.
14277 2016-05-18 Martin Jambor <mjambor@suse.cz>
14280 * ipa-cp.c (ipa_get_jf_pass_through_result): Allow non-ip constant
14281 input for NOP_EXPR pass-through functions.
14282 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Allow
14283 aggregate global constant VAR_DECLs in constant jump functions.
14285 2016-05-18 Martin Jambor <mjambor@suse.cz>
14288 * ipa-prop.c (parm_preserved_before_stmt_p): Return true for loads
14289 from TREE_READONLY parameters.
14291 2016-05-18 Martin Jambor <mjambor@suse.cz>
14294 * cgraph.h (cgraph_indirect_call_info): New field
14295 guaranteed_unmodified.
14296 * ipa-cp.c (ipa_get_indirect_edge_target_1): Also pass parameter value
14297 to ipa_find_agg_cst_for_param, check guaranteed_unmodified when
14299 * ipa-inline-analysis.c (evaluate_conditions_for_known_args): Also
14300 pass the parameter value to ipa_find_agg_cst_for_param.
14301 * ipa-prop.c (ipa_load_from_parm_agg): New parameter
14302 guaranteed_unmodified, store AA results there instead of bailing out
14304 (ipa_note_param_call): Also initialize guaranteed_unmodified flag.
14305 (ipa_analyze_indirect_call_uses): Also set guaranteed_unmodified flag.
14306 (find_constructor_constant_at_offset): New function.
14307 (ipa_find_agg_cst_from_init): Likewise.
14308 (ipa_find_agg_cst_for_param): Also seearch for aggregate values in
14309 static initializers of contants, report back through a new paameter
14310 from_global_constant if that was the case.
14311 (try_make_edge_direct_simple_call): Also pass parameter value to
14312 ipa_find_agg_cst_for_param, check guaranteed_unmodified when
14314 (ipa_write_indirect_edge_info): Stream new flag guaranteed_unmodified.
14315 (ipa_read_indirect_edge_info): Likewise.
14316 * ipa-prop.h (ipa_find_agg_cst_for_param): Update declaration.
14317 (ipa_load_from_parm_agg): Likewise.
14319 2016-05-18 Jiong Wang <jiong.wang@arm.com>
14321 PR rtl-optimization/71150
14322 * lra-constraint (process_addr_reg): Guard "in_class_p" with REG_P
14325 2016-05-18 Michael Meissner <meissner@linux.vnet.ibm.com>
14328 * config/rs6000/constraints.md (wE constraint): New constraint
14329 for a vector constant that can be loaded with XXSPLTIB.
14330 (wM constraint): New constraint for a vector constant of a 1's.
14331 (wS constraint): New constraint for a vector constant that can be
14332 loaded with XXSPLTIB and a vector sign extend instruction.
14333 * config/rs6000/predicates.md (xxspltib_constant_split): New
14334 predicates for wE/wS constraints.
14335 (xxspltib_constant_nosplit): Likewise.
14336 (easy_vector_constant): Add support for constants that can be
14337 loaded via XXSPLTIB.
14338 (all_ones_constant): New predicate for vector constant with all
14340 (splat_input_operand): Add support for ISA 3.0 word splat operations.
14341 * config/rs6000/rs6000.c (xxspltib_constant_p): New function to
14342 return if a constant can be loaded with the ISA 3.0 XXSPLTIB
14343 instruction and possibly with a sign extension.
14344 (output_vec_const_move): Add support for XXSPLTIB. If we are
14345 loading up 0/-1 into Altivec registers, prefer using VSPLTISW
14346 instead of XXLXOR/XXLORC.
14347 (rs6000_expand_vector_init): Add support for ISA 3.0 word splat
14349 (rs6000_legitimize_reload_address): Likewise.
14350 (rs6000_output_move_128bit): Use output_vec_const_move to emit
14352 * config/rs6000/vsx.md (VSX_M): Add TImode (if -mvsx-timode) and
14353 combine VSX_M and VSX_M2 into one iterator.
14354 (VSX_M2): Likewise.
14355 (VSINT_84): New iterators for loading constants with XXSPLTIB.
14356 (VSINT_842): Likewise.
14357 (UNSPEC_VSX_SIGN_EXTEND): New UNSPEC.
14358 (xxspltib_v16qi): New insns to load up constants with the ISA 3.0
14359 XXSPLTIB instruction.
14360 (xxspltib_<mode>_nosplit): Likewise.
14361 (xxspltib_<mode>_split): New insn to load up constants with
14362 XXSPLTIB and a sign extend instruction.
14363 (vsx_mov<mode>): Replace single move that handled all vector types
14364 with separate 32-bit and 64-bit moves. Combine the movti_<bit>
14365 moves (when -mvsx-timode is in effect) into the main vector
14366 moves. Eliminate separate moves for <VSr> <VSa>, where the
14367 preferred register class (<VSr>) is listed first, and the
14368 secondary register class (<VSa>) is listed second with a '?' to
14369 discourage use. Prefer loading 0/-1 in any VSX register for ISA
14370 3.0, and Altivec registers for ISA 2.06/2.07 (PR target/70915) so
14371 that if the register was involved in a slow operation, the
14372 clear/set operation does not wait for the slow operation to
14373 finish. Adjust the length attributes for 32-bit mode. Use
14374 rs6000_output_move_128bit and drop the use of the string
14375 instructions for 32-bit movti when -mvsx-timode is in effect. Use
14376 spacing so that the alternatives and attributes don't generate
14377 long lines, and put things in columns, so that it is easier to
14378 match up the operands and attributes with the insn alternatives.
14379 (vsx_mov<mode>_64bit): Likewise.
14380 (vsx_mov<mode>_32bit): Likewise.
14381 (vsx_movti_64bit): Fold movti into normal vector moves.
14382 (vsx_movti_32bit): Likewise.
14383 (vsx_splat_<mode>, V4SI/V4SF modes): Add support for ISA 3.0 word
14384 splat instructions.
14385 (vsx_splat_v4si_internal): Likewise.
14386 (vsx_splat_v4sf_internal): Likewise.
14387 (vector fusion peepholes): Use VSX_M instead of VSX_M2.
14388 (vsx_sign_extend_qi_<mode>): New ISA 3.0 instructions to sign
14389 extend vector elements.
14390 (vsx_sign_extend_hi_<mode>): Likewise.
14391 (vsx_sign_extend_si_v2di): Likewise.
14392 * config/rs6000/rs6000-protos.h (xxspltib_constant_p): Add
14394 * doc/md.texi (PowerPC constraints): Document the wE, wM, and wS
14395 constraints. Add trailing period to wL documentation.
14397 2016-05-18 Richard Sandiford <richard.sandiford@arm.com>
14399 PR middle-end/71020
14400 * tree-dfa.h (replace_abnormal_ssa_names): Declare.
14401 * tree-dfa.c (replace_abnormal_ssa_names): New function.
14402 * tree-call-cdce.c: Include tree-dfa.h.
14403 (can_guard_call_p): New function, extracted from...
14404 (can_use_internal_fn): ...here.
14405 (shrink_wrap_one_built_in_call_with_conds): Remove failure path
14407 (shrink_wrap_one_built_in_call): Likewise.
14408 (use_internal_fn): Likewise.
14409 (shrink_wrap_conditional_dead_built_in_calls): Update accordingly
14410 and return void. Call replace_abnormal_ssa_names.
14411 (pass_call_cdce::execute): Check can_guard_call_p during the
14412 initial walk. Assume shrink_wrap_conditional_dead_built_in_calls
14413 will always change something.
14415 2016-05-18 Martin Jambor <mjambor@suse.cz>
14418 * ipa-prop.c (determine_locally_known_aggregate_parts): Bail out early
14419 if parameter PARAM_IPA_MAX_AGG_ITEMS is zero.
14421 2016-05-18 Martin Jambor <mjambor@suse.cz>
14424 * ipa-inline.h (condition): New field size.
14425 * ipa-inline-analysis.c (add_condition): New parameter SIZE, use it
14426 for comaprison and store it into the new condition.
14427 (evaluate_conditions_for_known_args): Use condition size to check
14428 access sizes for all but CHANGED conditions.
14429 (unmodified_parm_1): New parameter size_p, store access size into it.
14430 (unmodified_parm): Likewise.
14431 (unmodified_parm_or_parm_agg_item): Likewise.
14432 (eliminated_by_inlining_prob): Pass NULL to unmodified_parm as size_p.
14433 (set_cond_stmt_execution_predicate): Extract access sizes and store
14434 them to conditions.
14435 (set_switch_stmt_execution_predicate): Likewise.
14436 (will_be_nonconstant_expr_predicate): Likewise.
14437 (will_be_nonconstant_predicate): Likewise.
14438 (inline_read_section): Stream condition size.
14439 (inline_write_summary): Likewise.
14441 2016-05-18 Richard Biener <rguenther@suse.de>
14443 * tree-ssa-loop-im.c (determine_max_movement): Properly add
14444 condition cost to PHI cost instead of total_cost.
14446 2016-05-18 Martin Liska <mliska@suse.cz>
14449 * ipa-icf.c (sem_variable::merge): Set DECL_PT_UID for
14452 2016-05-18 Richard Biener <rguenther@suse.de>
14454 * lto-streamer.h (LTO_major_version): Bump to 6.
14456 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
14458 * function.c (make_split_prologue_seq, make_prologue_seq,
14459 make_epilogue_seq): New functions, factored out from...
14460 (thread_prologue_and_epilogue_insns): Here.
14462 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
14464 * function.c (rest_of_handle_thread_prologue_and_epilogue): Call
14465 cleanup_cfg with CLEANUP_EXPENSIVE after shrink-wrapping instead
14466 of before. Add a comment.
14468 2016-05-18 Bin Cheng <bin.cheng@arm.com>
14470 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check invariant
14471 expression pointer, not pointer to the pointer.
14473 2016-05-18 Jakub Jelinek <jakub@redhat.com>
14475 * config/i386/sse.md (pbroadcast_evex_isa): New mode attr.
14476 (avx2_pbroadcast<mode>): Add another alternative with v instead
14477 of x constraints in it, using <pbroadcast_evex_isa> isa.
14478 (avx2_pbroadcast<mode>_1): Similarly, add two such alternatives.
14480 * config/i386/sse.md (<ssse3_avx2>_palignr<mode>): Use
14481 constraint x instead of v in second alternative, add avx512bw
14484 * config/i386/sse.md (<ssse3_avx2>_pshufb<mode>3<mask_name>): Use
14485 constraint x instead of v in second alternative, add avx512bw
14488 * config/i386/sse.md (*<ssse3_avx2>_pmulhrsw<mode>3<mask_name>): Use
14489 constraint x instead of v in second alternative, add avx512bw
14492 * config/i386/sse.md (avx2_pmaddubsw256, ssse3_pmaddubsw128): Add
14493 avx512bw alternative.
14495 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
14497 * config/i386/sse.md (define_insn "*andnot<mode>3"): Extend static
14498 array to 128 chars.
14499 (define_insn "*andnottf3"): Ditto.
14500 (define_insn "*<code><mode>3"/any_logic): Ditto.
14501 (define_insn "*<code>tf3"/any_logic): Ditto.
14502 (define_insn "sse2_storehpd"): Use Yv constraint for scalar
14503 operand to block AVX-512VL insn variant emit when it is not enabled.
14505 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
14507 * config/i386/sse.md (define_insn "*vec_concatv2sf_sse4_1"): Use 'Yv'
14508 constraint fot SF mode.
14510 2016-05-18 Petr Murzin <petr.murzin@intel.com>
14511 Kirill Yukhin <kirill.yukhin@intel.com>
14513 * config/i386/sse.md (define_insn "srcp14<mode>"): Use proper operand
14515 (define_insn "rsqrt14<mode>"): Ditto.
14516 (define_insn "<mask_codefor>avx512dq_cvtps2qqv2di<mask_name>"): Ditto.
14517 (define_insn "<fixsuffix>fix_truncv2sfv2di2<mask_name>"): Ditto.
14518 (define_insn "avx512f_<code>v8div16qi2_mask_store"): Ditto.
14519 (define_insn "vec_set_hi_<mode><mask_name>"): Ditto.
14520 (define_insn "<mask_codefor>avx512dq_broadcast<mode><mask_name>"):
14522 (define_insn "*avx512f_gatherdi<mode>"): Ditto.
14523 (define_insn "*avx512f_scatterdi<mode>"): Ditto.
14524 * config/i386/i386.c (ix86_print_operand): Expand check for size
14525 override codes for Intel syntax.
14527 2016-05-18 Richard Biener <rguenther@suse.de>
14529 PR tree-optimization/71168
14530 * tree-loop-distribution.c (distribute_loop): Move *destroy_p
14531 initialization earlier.
14533 2016-05-18 James Greenhalgh <james.greenhalgh@arm.com>
14535 * config/aarch64/aarch64-simd.md
14536 (aarch64_reduc_plus_internal<mode>): Rename to...
14537 (reduc_plus_scal): ...This, and remove previous implementation.
14539 2016-05-18 Richard Biener <rguenther@suse.de>
14541 * passes.def: Put late dse and cd_dce in canonical order.
14543 2016-05-17 Jan Hubicka <hubicka@ucw.cz>
14545 * ipa-inline-transform.c (preserve_function_body_p): Look for
14546 first non-thunk clone.
14547 (save_function_body): Save into first non-thunk.
14548 * lto-cgraph.c (lto_output_edge): When streaming thunk do not look
14550 (lto_output_node): Inline thunks don't need body in every
14552 * lto-streamer-in.c: Do not fixup thunk clones.
14553 * cgraphclones.c (cgraph_node::create_edge_including_clone): Skip
14555 * tree-inline.c (copy_bb): Be prepared for target node to be new after
14558 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
14560 PR middle-end/63586
14561 * tree-ssa-reassoc.c (transform_add_to_multiply): New.
14562 (reassociate_bb): Call transform_add_to_multiply.
14564 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
14566 * config/aarch64/aarch64.c (all_extensions): Removed unused
14569 2016-05-17 Nathan Sidwell <nathan@acm.org>
14571 * config/nvptx/nvptx.c (nvptx_function_arg_boundary): New.
14572 (TARGET_FUNCTION_ARG_BOUNDARY): Override.
14574 2016-05-17 Mikhail Maltsev <maltsevm@gmail.com>
14576 PR tree-optimization/54579
14577 PR middle-end/55299
14578 * match.pd (~(~X >> Y), ~(~X >>r Y), ~(~X <<r Y)): New patterns.
14580 2016-05-17 Marek Polacek <polacek@redhat.com>
14583 * tree-inline.c (expand_call_inline): Call
14584 maybe_remove_unused_call_args.
14586 2016-05-17 Jim Wilson <jim.wilson@linaro.org>
14588 * doc/cpp.texi (__GNUC__): Major version changes are no longer rare.
14589 * doc/invoke.texi (-mnan=2008): Change signalling to signaling.
14590 * doc/md.texi (fmin@var{m}3): Likewise.
14592 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
14594 * match.pd (X & C): New transformation.
14596 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
14598 * match.pd (~X & Y): New transformation.
14600 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
14602 * tree-vrp.c (simplify_truth_ops_using_ranges): Set range
14603 information for new SSA_NAME.
14604 (simplify_conversion_using_ranges): Get range through get_range_info
14605 instead of get_value_range.
14607 2016-05-17 Jiong Wang <jiong.wang@arm.com>
14609 * config/aarch64/arm_neon.h (vmvn_s8): Reimplement using C operator.
14610 Remove inline assembly.
14611 (vmvn_s16): Likewise.
14612 (vmvn_s32): Likewise.
14613 (vmvn_u8): Likewise.
14614 (vmvn_u16): Likewise.
14615 (vmvn_u32): Likewise.
14616 (vmvnq_s8): Likewise.
14617 (vmvnq_s16): Likewise.
14618 (vmvnq_s32): Likewise.
14619 (vmvnq_u8): Likewise.
14620 (vmvnq_u16): Likewise.
14621 (vmvnq_u32): Likewise.
14622 (vmvn_p8): Likewise.
14623 (vmvnq_p16): Likewise.
14625 2016-05-17 Jiong Wang <jiong.wang@arm.com>
14627 * config/aarch64/aarch64-simd.md (vmul_n_f32): Remove inline assembly.
14629 (vmul_n_s16): Likewise.
14630 (vmul_n_s32): Likewise.
14631 (vmul_n_u16): Likewise.
14632 (vmul_n_u32): Likewise.
14633 (vmulq_n_f32): Likewise.
14634 (vmulq_n_f64): Likewise.
14635 (vmulq_n_s16): Likewise.
14636 (vmulq_n_s32): Likewise.
14637 (vmulq_n_u16): Likewise.
14638 (vmulq_n_u32): Likewise.
14640 2016-05-17 Jiong Wang <jiong.wang@arm.com>
14642 * config/aarch64/aarch64-simd.md (*aarch64_mul3_elt_to_128df): Extend
14643 to all supported modes. Rename to "*aarch64_mul3_elt_from_dup".
14645 2016-05-17 Jiong Wang <jiong.wang@arm.com>
14647 * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_to_128df): Rename
14648 to *aarch64_fma4_elt_from_dup<mode>.
14649 (*aarch64_fnma4_elt_to_128df): Rename to
14650 *aarch64_fnma4_elt_from_dup<mode>.
14651 * config/aarch64/arm_neon.h (vfma_n_f64): New.
14652 (vfms_n_f32): Likewise.
14653 (vfms_n_f64): Likewise.
14654 (vfmsq_n_f32): Likewise.
14655 (vfmsq_n_f64): Likewise.
14657 2016-05-17 Gerald Pfeifer <gerald@pfeifer.com>
14659 * wide-int.h: Change fixed_wide_int_storage from class to struct.
14661 2016-05-17 Richard Biener <rguenther@suse.de>
14663 PR tree-optimization/71132
14664 * tree-loop-distribution.c (create_rdg_cd_edges): Pass in loop.
14665 Only add control dependences for blocks in the loop.
14666 (build_rdg): Adjust.
14667 (generate_code_for_partition): Return whether loop should
14668 be destroyed and delay that.
14669 (distribute_loop): Likewise.
14670 (pass_loop_distribution::execute): Record loops to be destroyed
14671 and perform delayed destroying of loops.
14673 2016-05-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14676 * config/aarch64/aarch64-simd.md (aarch64_vmls<mode>): Delete.
14678 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
14680 * config/aarch64/aarch64-elf.h (ASM_OUTPUT_DEF): Delete.
14682 2016-05-17 Ilya Enkovich <ilya.enkovich@intel.com>
14685 * config/i386/i386.c (dimode_scalar_chain::convert_op): Fix
14686 insertion point for instructions generated by validize_mem.
14688 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
14690 * config/aarch64/aarch64.c (SHIFT_COUNT_TRUNCATED): Wrap definition
14693 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
14695 * config/aarch64/aarch64.c
14696 (aarch64_output_simd_mov_immediate): Make "buf_size" a variable
14697 rather than a macro.
14699 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
14701 * doc/invoke.texi (AArch64 Options): Various updates.
14703 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
14705 * ipa-inline-analysis.c (compute_inline_parameters): Disable inlinig
14706 into instrumentation thunks.
14707 * cif-code.def (CIF_CHKP): New.
14709 2016-05-16 Uros Bizjak <ubizjak@gmail.com>
14711 * config/i386/xopintrin.h: Correct "unsinged" typo in the comments.
14713 2016-05-16 Martin Jambor <mjambor@suse.cz>
14715 * hsa-gen.c (fillup_for_decl): Increase alignment to natural one.
14716 (get_symbol_for_decl): Sorry if a global symbol in under-aligned.
14718 2016-05-16 Marek Polacek <polacek@redhat.com>
14720 * gimple.c (maybe_remove_unused_call_args): Fix typos in the
14723 2016-05-16 Martin Jambor <mjambor@suse.cz>
14726 * omp-low.c (grid_expand_target_grid_body): Copy RESULT_DECL of
14727 the outlined kernel function.
14729 2016-05-16 Robert Suchanek <robert.suchanek@imgtec.com>
14731 * config/mips/mips.h (ISA_HAS_LSA): Enable for -mmsa.
14732 (ISA_HAS_DLSA): Ditto.
14734 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
14736 * config/mips/m5100.md (m51_int_load): Update the latency to 2.
14738 2016-05-16 Nathan Sidwell <nathan@acm.org>
14740 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): Revert.
14741 (nvptx_name_replacement): Restore. Add comment.
14742 (write_fn_proto, write_fn_proto_from_insn,
14743 nvptx_output_call_insn): Restore
14744 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Delete.
14746 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
14748 * config/aarch64/aarch64.md
14749 (add<mode>3_compareC_cconly_imm): Remove use of %w.
14750 (add<mode>3_compareC_imm): Likewise.
14751 (<optab>si3_uxtw): Split into register and immediate variants.
14752 (andsi3_compare0_uxtw): Likewise.
14753 (and<mode>3_compare0): Likewise.
14754 (and<mode>3nr_compare0): Likewise.
14755 (stack_protect_test_<mode>): Don't use %x for memory operands.
14757 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
14759 * config/mips/mips-cpus.def (p5600): Add multi-line brackets.
14761 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
14763 * config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3):
14764 Split integer shifts into shift_reg and bfm.
14765 (aarch64_lshr_sisd_or_int_<mode>3): Likewise.
14766 (aarch64_ashr_sisd_or_int_<mode>3): Likewise.
14767 (ror<mode>3_insn): Likewise.
14768 (<optab>si3_insn_uxtw): Likewise.
14769 (<optab><mode>3_insn): Change to rotate_imm.
14770 (extr<mode>5_insn_alt): Likewise.
14771 (extrsi5_insn_uxtw): Likewise.
14772 (extrsi5_insn_uxtw_alt): Likewise.
14774 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
14776 * doc/tm.texi: Regenerate.
14777 * doc/tm.texi.in (TARGET_INVALID_PARAMETER_TYPE): Remove.
14778 (TARGET_INVALID_RETURN_TYPE): Remove.
14779 * system.h: Poison TARGET_INVALID_PARAMETER_TYPE and
14780 TARGET_INVALID_RETURN_TYPE.
14781 * target.def (invalid_parameter_type): Remove.
14782 (invalid_return_type): Remove.
14784 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
14786 * ipa-inline-analysis.c (compute_inline_parameters): Be more reailistic
14787 on estimating thunk bodies; do not set inline_failed to CIF_THUNK for
14789 * ipa-inline-transform.c (inline_call): When inlining into thunk produce
14791 (preserve_function_body_p): No need to preserve function body
14792 * cif-codes.def (CIF_THUNK): Remove.
14793 * cgraphclones.c (duplicate_thunk_for_node): Thunks calls are inlinable.
14795 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
14797 * tree-inline.c (expand_call_inline): recurse after inlining thunk.
14799 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
14801 * tree.c (free_lang_data_in_decl): Also set target/optimization flags
14804 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
14806 * ipa-inline.c (report_inline_failed_reason): Look into thunks, too
14807 (inline_small_functions): Do not look for function symbol when
14810 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
14812 * lto-cgraph.c (compute_ltrans_boundary, output_symtab): Fix handling
14815 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
14816 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14817 Jiong Wang <jiong.wang@arm.com>
14819 * config/arm/arm-c.c (arm_cpu_builtins): Use def_or_undef_macro
14820 for __ARM_FP16_FORMAT_IEEE and __ARM_FP16_FORMAT_ALTERNATIVE.
14821 Define __ARM_FP16_ARGS when appropriate.
14822 * config/arm/arm.c (arm_invalid_parameter_type): Remove
14824 (arm_invalid_return_type): Likewise.
14825 (TARGET_INVALID_PARAMETER_TYPE): Remove.
14826 (TARGET_INVALID_RETURN_TYPE): Remove.
14827 (aapcs_vfp_sub_candidate): Allow HFmode.
14828 (aapcs_vfp_allocate): Add comment. Support HFmode.
14829 (aapcs_vfp_allocate_return_reg): Likewise.
14830 (struct aapcs_cp_arg_layout): Slightly reword comments for
14831 is_return_candidate and allocate_return_reg.
14832 (output_mov_vfp): Update assert.
14833 (arm_hard_regno_mode_ok): Remove comment, update HF-mode
14835 (arm_invalid_parameter_type): Remove.
14836 (amr_invalid_return_type): Remove.
14837 * config/arm/arm.h (TARGET_NEON_FP16): Fix definition.
14838 * config/arm/arm.md (*arm32_movhf): Disable for TARGET_VFP.
14839 * config/arm/vfp.md (*movhf_vfp): Enable for TARGET_VFP.
14841 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
14843 * config/aarch64/aarch64.h (LEGITIMIZE_RELOAD_ADDRESS): Remove.
14844 * config/aarch64/arch64-protos.h
14845 (aarch64_legitimize_reload_address): Remove.
14846 * config/aarch64/aarch64.c (aarch64_legitimize_reload_address):
14849 2016-05-16 Eric Botcazou <ebotcazou@adacore.com>
14851 * configure.ac: Add ACX_NONCANONICAL_HOST.
14852 * configure: Regenerate.
14853 * Makefile.in: Set host_noncanonical.
14855 2016-05-14 Uros Bizjak <ubizjak@gmail.com>
14858 * config/i386/i386.md (*movtf_internal): Before register allocation,
14859 do not allow FP constants for CM_MEDIUM memory model, allow only
14860 standard FP constants for CM_LARGE and CM_LARGE_PIC models.
14861 (*movxf_internal): Ditto.
14862 (*movdf_internal): Ditto.
14863 (*movsf_internal): Ditto.
14865 2016-05-13 Segher Boessenkool <segher@kernel.crashing.org>
14867 PR rtl-optimization/67483
14868 * combine.c (make_compound_operation): Don't call extract_left_shift
14869 with negative shift amounts.
14871 2016-05-13 Jakub Jelinek <jakub@redhat.com>
14874 * fold-const.c (fold_checksum_tree): Allow modification
14875 of TYPE_ALIAS_SET during folding.
14877 * config/i386/i386.c (ix86_compute_frame_layout, ix86_expand_prologue,
14878 ix86_expand_split_stack_prologue): Use HOST_WIDE_INT_C macro.
14879 (ix86_split_to_parts): Likewise. Fix up formatting.
14881 2016-05-13 H.J. Lu <hongjiu.lu@intel.com>
14883 * tree-ssa-loop-ivopts.c (create_new_ivs): Cast to
14884 unsigned HOST_WIDE_INT with HOST_WIDE_INT_PRINT_UNSIGNED in
14887 2016-05-13 Nathan Sidwell <nathan@acm.org>
14889 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): New.
14890 (nvptx_name_replacement): Delete.
14891 (write_fn_proto, write_fn_proto_from_insn,
14892 nvptx_output_call_insn): Remove nvptx_name_replacement call.
14893 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Override.
14894 * langhooks.c (add_builtin_funcction_common): Call
14895 targetm.mangle_decl_assembler_name.
14897 * config/nvptx/nvptx.c (write_fn_proto): Handle
14898 BUILT_IN_ATOMIC_COMPARE_EXCHANGE_n oddity.
14900 2016-05-13 Martin Liska <mliska@suse.cz>
14902 * tree-ssa-loop-ivopts.c (create_new_ivs): Use HOST_WIDE_INT_PRINT_DEC
14903 and PRIu64 in printf format.
14905 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14907 * tree-ssa-loop-ivanon.c (try_unroll_loop_completely): Typo fix in
14910 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14912 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
14913 Change --param max-completely-peeled-times to
14914 --param max-completely-peel-times in dump file printing.
14916 2016-05-13 Richard Biener <rguenther@suse.de>
14918 PR tree-optimization/42587
14919 * tree-ssa-math-opts.c (perform_symbolic_merge): Handle BIT_FIELD_REF.
14920 (find_bswap_or_nop_1): Likewise.
14921 (bswap_replace): Likewise.
14923 2016-05-13 Martin Liska <mliska@suse.cz>
14925 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern):
14926 Initialize a variable with default value.
14928 2016-05-13 Martin Liska <mliska@suse.cz>
14930 * doc/invoke.texi: Enhance explanation of error recovery
14933 2016-05-13 Martin Liska <mliska@suse.cz>
14935 * tree-ssa-loop-ivopts.c (avg_loop_niter): Fix coding style.
14936 (struct cost_pair): Change inv_expr_id (int) to inv_expr
14937 (iv_inv_expr_ent *).
14938 (struct iv_inv_expr_ent): Comment struct fields.
14939 (sort_iv_inv_expr_ent): New function.
14940 (struct ivopts_data): Rename inv_expr_id to max_inv_expr_id.
14941 (struct iv_ca): Replace used_inv_expr and num_used_inv_expr with
14942 a hash_map between iv_inv_expr_ent and number of usages.
14943 (niter_for_exit): Fix coding style.
14944 (tree_ssa_iv_optimize_init): Use renamed variable.
14945 (determine_base_object): Fix coding style.
14946 (alloc_iv): Likewise.
14947 (find_interesting_uses_outside): Likewise.
14948 (add_candidate_1): Likewise.
14949 (add_standard_iv_candidates): Likewise.
14950 (set_group_iv_cost): Replace inv_expr_id with inv_expr.
14951 (prepare_decl_rtl): Fix coding style.
14952 (get_address_cost): Likewise.
14953 (get_shiftadd_cost): Likewise.
14954 (force_expr_to_var_cost): Likewise.
14955 (compare_aff_trees): Likewise.
14956 (get_expr_id): Restructure the function.
14957 (get_loop_invariant_expr_id): Renamed to
14958 get_loop_invariant_expr.
14959 (get_computation_cost_at): Replace usage of inv_expr_id with
14961 (get_computation_cost): Likewise.
14962 (determine_group_iv_cost_generic): Likewise.
14963 (determine_group_iv_cost_address): Likewise.
14964 (iv_period): Fix coding style.
14965 (iv_elimination_compare_lt): Likewise.
14966 (may_eliminate_iv): Likewise.
14967 (determine_group_iv_cost_cond): Replace usage of inv_expr_id with
14969 (determine_group_iv_costs): Dump invariant expressions.
14970 (iv_ca_recount_cost): Use the newly added hash_map.
14971 (iv_ca_set_remove_invariants): Fix coding style.
14972 (iv_ca_set_add_invariants): Fix coding style.
14973 (iv_ca_set_no_cp): Utilize the newly added hash_map for used
14975 (iv_ca_set_cp): Likewise.
14976 (iv_ca_new): Initialize the newly added hash_map and remove
14977 initialization of fields.
14978 (iv_ca_free): Delete the hash_map.
14979 (iv_ca_dump): Dump invariant expressions.
14980 (iv_ca_extend): Fix coding style.
14981 (try_add_cand_for): Likewise.
14982 (create_new_ivs): Dump information about # of avg iterations and
14983 # of used invariant expressions.
14984 (rewrite_use_compare): Fix coding style.
14985 (free_loop_data): Set default value for max_inv_expr_id.
14987 2016-05-13 Ilya Enkovich <ilya.enkovich@intel.com>
14989 * cse.c (rest_of_handle_cse): Use cleanup_cfg
14990 returned value cse_cfg_altered computation.
14991 (rest_of_handle_cse2): Likewise.
14992 (rest_of_handle_cse_after_global_opts): Likewise.
14994 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14997 * config/arm/arm.c (arm32_output_mi_thunk): New.
14998 (arm_output_mi_thunk): Rename to arm_thumb1_mi_thunk. Rework
14999 to split Thumb1 vs TARGET_32BIT functionality.
15000 (arm_thumb1_mi_thunk): New.
15002 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
15004 * config/aarch64/aarch64.c (TARGET_OMIT_STRUCT_RETURN_REG): Set
15007 2016-05-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
15010 * config/i386/i386.c (ix86_in_large_data_p): Guard against NULL exp.
15012 2016-05-13 Eric Botcazou <ebotcazou@adacore.com>
15014 * builtins.c (expand_builtin_memcmp): Do not emit the call here.
15015 (expand_builtin_trap): Emit a regular call.
15016 (set_builtin_user_assembler_name): Remove obsolete cases.
15017 * dse.c (scan_insn): Adjust.
15018 * except.c: Include calls.h.
15019 (sjlj_emit_function_enter): If DONT_USE_BUILTIN_SETJMP is defined,
15020 emit a regular call to setjmp.
15021 * expr.c (emit_block_move_hints): Call emit_block_copy_via_libcall.
15022 (block_move_libcall_safe_for_call_parm): Use memcpy builtin.
15023 (emit_block_move_via_libcall): Delete.
15024 (block_move_fn): Delete.
15025 (init_block_move_fn): Likewise.
15026 (emit_block_move_libcall_fn): Likewise.
15027 (emit_block_op_via_libcall): New function.
15028 (set_storage_via_libcall): Tidy up and use memset builtin.
15029 (block_clear_fn): Delete.
15030 (init_block_clear_fn): Likewise.
15031 (clear_storage_libcall_fn): Likewise.
15032 (expand_assignment): Call emit_block_move_via_libcall.
15033 Do not include gt-expr.h.
15034 * expr.h (emit_block_op_via_libcall): Declare.
15035 (emit_block_copy_via_libcall): New inline function.
15036 (emit_block_move_via_libcall): Likewise.
15037 (emit_block_comp_via_libcall): Likewise.
15038 (block_clear_fn): Delete.
15039 (init_block_move_fn): Likewise.
15040 (init_block_clear_fn): Likewise.
15041 (emit_block_move_via_libcall): Likewise.
15042 (set_storage_via_libcall): Add default parameter value.
15043 * libfuncs.h (enum libfunc_index): Remove obsolete values.
15044 (abort_libfunc): Delete.
15045 (memcpy_libfunc): Likewise.
15046 (memmove_libfunc): Likewise.
15047 (memcmp_libfunc): Likewise.
15048 (memset_libfunc): Likewise.
15049 (setbits_libfunc): Likewise.
15050 (setjmp_libfunc): Likewise.
15051 (longjmp_libfunc): Likewise.
15052 (profile_function_entry_libfunc): Likewise.
15053 (profile_function_exit_libfunc): Likewise.
15054 (gcov_flush_libfunc): Likewise.
15055 * optabs-libfuncs.c (build_libfunc_function): Set DECL_ARTIFICIAL
15056 and DECL_VISIBILITY on the declaration.
15057 (init_optabs): Do not initialize obsolete libfuncs.
15058 * optabs.c (prepare_cmp_insn): Call emit_block_comp_via_libcall.
15059 * tree-core.h (ECF_RET1): Define.
15060 (ECF_TM_PURE): Adjust.
15061 (ECF_TM_BUILTIN): Likewise.
15062 * tree.c (set_call_expr_flags): Deal with ECF_RET1.
15063 (build_common_builtin_nodes): Initialize abort builtin.
15064 Add ECF_RET1 on memcpy, memmove and memset builtins.
15065 Pass final flags for alloca and alloca_with_align builtins.
15066 * config/alpha/alpha.c (alpha_init_libfuncs): Do not initialize
15068 * config/ia64/ia64.c (ia64_vms_init_libfuncs): Likewise.
15069 * config/i386/i386.c (ix86_expand_set_or_movmem): Adjust call to
15070 set_storage_via_libcall and call emit_block_copy_via_libcall.
15072 2016-05-12 Uros Bizjak <ubizjak@gmail.com>
15074 * config/i386/i386.md (*call_got_x32): Change operand 0 to
15075 DImode before it is passed to ix86_output_call_operand.
15076 (*call_value_got_x32): Ditto for operand 1.
15078 2016-05-12 Jiong Wang <jiong.wang@arm.com>
15080 PR rtl-optimization/70904
15081 * lra-constraint.c (process_addr_reg): Relax the restriction on subreg
15082 reload for wide mode.
15084 2016-05-12 Marek Polacek <polacek@redhat.com>
15087 * langhooks-def.h (lhd_incomplete_type_error): Adjust declaration.
15088 * langhooks.c (lhd_incomplete_type_error): Add location parameter.
15089 * langhooks.h (incomplete_type_error): Likewise.
15090 * tree.c (size_in_bytes_loc): Renamed from size_in_bytes. Add location
15091 parameter, pass it down to incomplete_type_error.
15092 * tree.h (size_in_bytes): New inline overload.
15093 (size_in_bytes_loc): Renamed from size_in_bytes.
15095 2016-05-12 Richard Biener <rguenther@suse.de>
15097 PR tree-optimization/71059
15098 * tree-ssa-pre.c (phi_translate_1): Fully fold translated
15099 nary before looking up or entering the expression into the VN
15101 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): Fix comment typo.
15102 Make sure to re-use NARYs without result as inserted by
15105 2016-05-12 Richard Biener <rguenther@suse.de>
15107 PR tree-optimization/71062
15108 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
15110 * tree-ssa-structalias.c (set_uids_in_ptset): Set
15111 vars_contains_restrict if the var is a restrict tag.
15112 * tree-ssa-alias.c (ptrs_compare_unequal): If vars_contains_restrict
15113 do not disambiguate pointers against it.
15114 (dump_points_to_solution): Re-structure and adjust for new
15115 vars_contains_restrict flag.
15116 * gimple-pretty-print.c (pp_points_to_solution): Likewise.
15118 2016-05-12 Martin Liska <mliska@suse.cz>
15120 * doc/invoke.texi: Explain connection between
15121 -fsanitize-recover=address and ASAN_OPTIONS="halt_on_error=1".
15123 2016-05-12 Ilya Enkovich <ilya.enkovich@intel.com>
15125 PR tree-optimization/71006
15126 * tree-vect-loop.c (vect_determine_vectorization_factor): Don't
15127 consider COND_EXPR as a mask producer.
15129 2016-05-12 Marek Polacek <polacek@redhat.com>
15132 * opts.c (common_handle_option): Detect missing argument for --help^.
15134 2016-05-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15137 * config/arm/arm.c (arm_output_multireg_pop): Avoid POP instruction
15138 when popping the PC and within an interrupt handler routine.
15139 Add missing tab to output of "ldmfd".
15140 (output_return_instruction): Output LDMFD with SP update rather
15141 than POP when returning from interrupt handler.
15143 2016-05-12 Jakub Jelinek <jakub@redhat.com>
15145 * config/i386/i386.md (isa): Add x64_avx512dq, enable if
15146 TARGET_64BIT && TARGET_AVX512DQ.
15147 * config/i386/sse.md (*vec_extract<mode>): Add avx512bw alternatives.
15148 (*vec_extract<PEXTR_MODE12:mode>_zext): Add avx512bw alternative.
15149 (*vec_extract<ssevecmodelower>_0, *vec_extractv4si_0_zext,
15150 *vec_extractv2di_0_sse): Use v constraint instead of x constraint.
15151 (*vec_extractv4si): Add avx512dq and avx512bw alternatives.
15152 (*vec_extractv4si_zext): Add avx512dq alternative.
15153 (*vec_extractv2di_1): Add x64_avx512dq and avx512bw alternatives,
15154 use v instead of x constraint in other alternatives where possible.
15156 * config/i386/sse.md (sse2_loadld): Use v instead of x
15157 constraint in alternatives 0,1,4.
15159 * config/i386/sse.md (pinsr_evex_isa): New mode attr.
15160 (<sse2p4_1>_pinsr<ssemodesuffix>): Add 2 alternatives with
15161 v constraints instead of x and <pinsr_evex_isa> isa attribute.
15164 * config/i386/sse.md (<sse2_avx2>_packssdw<mask_name>,
15165 <sse4_1_avx2>_packusdw<mask_name>): Make sure EVEX encoded insn
15166 is not emitted unless TARGET_AVX512BW.
15167 (<sse2_avx2>_packuswb<mask_name>, <sse2_avx2>_packsswb<mask_name>):
15168 Likewise. For TARGET_AVX512BW, use "=v" constraint instead of "=x"
15169 for the result operand.
15171 * config/i386/sse.md (*vec_setv4sf_sse4_1, sse4_1_insertps): Use v
15172 constraint instead of x in avx alternatives. Use maybe_evex instead
15175 * config/i386/constraints.md (Yv): New constraint.
15176 * config/i386/i386.h (VALID_AVX512VL_128_REG_MODE): Allow
15177 TFmode and V1TImode in xmm16+ registers for TARGET_AVX512VL.
15178 * config/i386/i386.md (avx512fvecmode): New mode attr.
15179 (*pushtf): Use v constraint instead of x.
15180 (*movtf_internal): Likewise. For TARGET_AVX512VL and
15181 xmm16+ registers, use vmovdqu64 or vmovdqa64 instructions.
15182 (*absneg<mode>2): Use Yv constraint instead of x constraint.
15183 (*absnegtf2_sse): Likewise.
15184 (copysign<mode>3_const, copysign<mode>3_var): Likewise.
15185 * config/i386/sse.md (*andnot<mode>3): Add avx512vl and
15186 avx512f alternatives.
15187 (*andnottf3, *<code><mode>3, *<code>tf3): Likewise.
15189 2016-05-12 Richard Biener <rguenther@suse.de>
15191 PR tree-optimization/71060
15192 * tree-data-ref.c (initialize_data_dependence_relation): Do not
15193 require exact match of DR_BASE_OBJECT but only matching address and
15196 2016-05-12 Richard Biener <rguenther@suse.de>
15198 PR tree-optimization/70986
15199 * cfganal.c: Include cfgloop.h.
15200 (dfs_find_deadend): Prefer to take edges exiting loops.
15202 2016-05-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
15204 * gcc.target/powerpc/pr70963.c: Require at least power8 at both
15205 compile and run time.
15207 2016-05-11 Mikhail Maltsev <maltsevm@gmail.com>
15210 * doc/invoke.texi (Wduplicate-decl-specifier): Document new option.
15212 2016-05-11 Uros Bizjak <ubizjak@gmail.com>
15214 * config/i386/i386.c (legitimize_pic_address): Use
15215 copy_to_suggested_reg instead of gen_movsi.
15217 2016-05-11 Michael Meissner <meissner@linux.vnet.ibm.com>
15219 * config/rs6000/predicates.md (quad_memory_operand): Move most of
15220 the code into quad_address_p and call it to share code with
15221 vsx_quad_dform_memory_operand.
15222 (vsx_quad_dform_memory_operand): New predicate for ISA 3.0 vector
15224 * config/rs6000/rs6000.opt (-mlra): Switch to being an option mask
15225 bit instead of being a separate word. Split -mpower9-dform into
15226 two switches, -mpower9-dform-scalar and -mpower9-dform-vector.
15227 * config/rs6000/rs6000.c (RELOAD_REG_QUAD_OFFSET): New addr_mask
15228 for the register class supporting 128-bit quad word memory offsets.
15229 (mode_supports_vsx_dform_quad): Helper function to return if the
15230 register class uses quad word memory offsets.
15231 (rs6000_debug_addr_mask): Add support for quad word memory offsets.
15232 (rs6000_debug_reg_global): Always print if we are using LRA or not.
15233 (rs6000_setup_reg_addr_masks): If ISA 3.0 vector d-form
15234 instructions are enabled, set up the appropriate addr_masks for
15236 (rs6000_init_hard_regno_mode_ok): wb constraint is now based on
15237 -mpower9-dform-scalar, instead of -mpower9-dform.
15238 (rs6000_option_override_internal): Split -mpower9-dform into two
15239 switches, -mpower9-dform-scalar and -mpower9-dform-vector. The
15240 -mpower9-dform switch sets or clears both. If we are not using
15241 the LRA register allocator, do not enable -mpower9-dform-vector by
15242 default. If we are using LRA, enable -mpower9-dform-vector and
15243 -mvsx-timode if it is appropriate. Issue a warning if either
15244 -mpower9-dform-vector or -mvsx-timode are explicitly used without
15246 (quad_address_offset_p): New helper function to return if the
15247 offset is legal for quad word memory instructions.
15248 (quad_address_p): New function to determin if GPR or vector
15249 register quad word memory addresses are legal.
15250 (mem_operand_gpr): Validate quad word address offsets.
15251 (reg_offset_addressing_ok_p): Add support for ISA 3.0 vector
15252 d-form (register + offset) instructions.
15253 (offsettable_ok_by_alignment): Likewise.
15254 (rs6000_legitimate_offset_address_p): Likewise.
15255 (legitimate_lo_sum_address_p): Likewise.
15256 (rs6000_legitimize_address): Likewise.
15257 (rs6000_legitimize_reload_address): Add more debug statements for
15259 (rs6000_legitimate_address_p): Add support for ISA 3.0 vector
15260 d-form instructions.
15261 (rs6000_secondary_reload_memory): Add support for ISA 3.0 vector
15262 d-form instructions. Distinguish different cases in debug
15263 output. (rs6000_secondary_reload_inner): Add support for ISA 3.0 vector
15264 d-form instructions.
15265 (rs6000_preferred_reload_class): Likewise.
15266 (rs6000_output_move_128bit): Add support for ISA 3.0 d-form
15267 instructions. If ISA 3.0 is available, generate lxvx/stxvx instead
15268 of the ISA 2.06 indexed memory instructions.
15269 (rs6000_emit_prologue): If we have ISA 3.0 d-form instructions,
15270 use them to save/restore the saved vector registers instead of
15271 using Altivec instructions.
15272 (rs6000_emit_epilogue): Likewise.
15273 (rs6000_lra_p): Use TARGET_LRA instead of the old option word.
15274 (rs6000_opt_masks): Split -mpower9-dform into
15275 -mpower9-dform-scalar and -mpower9-dform-vector.
15276 (rs6000_print_options_internal): Print -mno-<switch> if <switch>
15278 * config/rs6000/vsx.md (p9_vecload_<mode>): Delete hack to emit
15279 ISA 3.0 vector indexed memory instructions, and fold the code into
15280 the normal mov<mode> patterns.
15281 (p9_vecstore_<mode>): Likewise.
15282 (vsx_mov<mode>): Add support for ISA 3.0 vector d-form
15284 (vsx_movti_64bit): Likewise.
15285 (vsx_movti_32bit): Likewise.
15286 * config/rs6000/constraints.md (wO constraint): New constraint for
15287 ISA 3.0 vector d-form support.
15288 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Use
15289 -mpower9-dform-scalar instead of -mpower9-dform. Add note not to
15290 include -mpower9-dform-vector until we switch over to LRA.
15291 (POWERPC_MASKS): Add -mlra. Split -mpower9-dform into two.
15292 switches, -mpower9-dform-scalar and -mpower9-dform-vector.
15293 * config/rs6000/rs6000-protos.h (quad_address_p): Add declaration.
15294 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
15295 for -mpower9-dform and -mlra.
15296 * doc/md.texi (wO constraint): Document wO constraint.
15298 2016-05-11 Alexander Monakov <amonakov@ispras.ru>
15300 * genattr.c (main): Change 'rtx' to 'rtx_insn *' in prototypes of
15301 'insn_latency', 'maximal_insn_latency', 'min_insn_conflict_delay'.
15302 * genautomata.c (output_internal_insn_code_evaluation): Simplify.
15303 Move handling of non-insn arguments inline into the sole user:
15304 (output_trans_func): ...here.
15305 (output_min_insn_conflict_delay_func): Change 'rtx' to 'rtx_insn *'
15306 in emitted function prototype.
15307 (output_internal_insn_latency_func): Ditto. Simplify.
15308 (output_internal_maximal_insn_latency_func): Ditto. Delete
15309 always-unused argument.
15310 (output_insn_latency_func): Ditto.
15311 (output_maximal_insn_latency_func): Ditto.
15313 2016-05-11 Richard Biener <rguenther@suse.de>
15315 PR tree-optimization/71055
15316 * tree-ssa-sccvn.c (vn_reference_lookup_3): When native-interpreting
15317 sth with precision not equal to access size verify we don't chop
15320 2016-05-11 Richard Biener <rguenther@suse.de>
15323 * dwarf2out.c (retry_incomplete_types): Set early_dwarf.
15324 (dwarf2out_finish): Move retry_incomplete_types call ...
15325 (dwarf2out_early_finish): ... here.
15327 2016-05-11 Richard Biener <rguenther@suse.de>
15329 PR middle-end/71002
15330 * alias.c (reference_alias_ptr_type): Preserve alias-set zero
15331 if the langhook insists on it.
15332 * fold-const.c (make_bit_field_ref): Add arg for the original
15333 reference and preserve its alias-set.
15334 (decode_field_reference): Take exp by reference and adjust it
15335 to the original memory reference.
15336 (optimize_bit_field_compare): Adjust callers.
15337 (fold_truth_andor_1): Likewise.
15338 * gimplify.c (gimplify_expr): Adjust in-SSA form test.
15340 2016-05-11 Ilya Enkovich <ilya.enkovich@intel.com>
15342 PR middle-end/70807
15343 * cfgrtl.h (delete_insn_and_edges): Now return bool.
15344 * cfgrtl.c (delete_insn_and_edges): Likewise.
15345 * config/i386/i386.c (convert_scalars_to_vector): Remove
15347 * cse.c (cse_insn): Compute cse_cfg_altered.
15348 (delete_trivially_dead_insns): Likewise.
15349 (cse_cc_succs): Likewise.
15350 (rest_of_handle_cse): Free dominance info if required.
15351 (rest_of_handle_cse2): Likewise.
15352 (rest_of_handle_cse_after_global_opts): Likewise.
15354 2016-05-11 Alan Modra <amodra@gmail.com>
15356 * config/rs6000/rs6000.c (is_complex_IBM_long_double,
15357 abi_v4_pass_in_fpr): New functions.
15358 (rs6000_function_arg_boundary): Exclude complex IBM long double
15359 from 64-bit alignment when ABI_V4.
15360 (rs6000_function_arg, rs6000_function_arg_advance_1,
15361 rs6000_gimplify_va_arg): Use abi_v4_pass_in_fpr.
15363 2016-05-10 Segher Boessenkool <segher@kernel.crashing.org>
15365 PR rtl-optimization/71028
15366 * cfgcleanup.c (try_optimize_cfg): Do not flip a conditional
15367 jump with just a return in the fallthrough block if the branch
15368 block contains just a return as well.
15370 2016-05-10 Marc Glisse <marc.glisse@inria.fr>
15372 * fold-const.c (fold_binary_loc) [(X ^ Y) & Y]: Remove and merge with...
15373 * match.pd ((X & Y) ^ Y): ... this.
15374 ((X & Y) & Y, (X | Y) | Y, (X ^ Y) ^ Y, (X & Y) & (X & Z), (X | Y)
15375 | (X | Z), (X ^ Y) ^ (X ^ Z)): New transformations.
15377 2016-05-10 David Malcolm <dmalcolm@redhat.com>
15379 * read-md.c (require_char_ws): New function.
15380 (read_string): Simplify using require_char_ws.
15381 (handle_constants): Likewise.
15382 (handle_enum): Likewise.
15383 (handle_file): Likewise.
15384 * read-md.h (require_char_ws): New declaration.
15385 * read-rtl.c (read_conditions): Simplify using require_char_ws.
15386 (read_mapping): Likewise.
15387 (read_rtx_code): Likewise.
15388 (read_nested_rtx): Likewise.
15390 2016-05-10 James Norris <jnorris@codesourcery.com>
15392 * config/rs6000/sysv4.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o
15393 if offloading is enabled and -fopenacc or -fopenmp is specified.
15394 (CRTOFFLOADEND): Likewise.
15395 (STARTFILE_LINUX_SPEC): Add CRTOFFLOADBEGIN.
15396 (ENDFILE_LINUX_SPEC): Add CRTOFFLOADEND.
15398 2016-05-10 Uros Bizjak <ubizjak@gmail.com>
15400 * config/i386/i386.c (legitimize_pic_address): Merge 64-bit and 32-bit
15401 gotoff_operand code paths. Use copy_to_suggested_regs and
15402 expand_simple_binop where appropriate. Cleanup.
15404 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
15407 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Allow
15409 (dimode_scalar_chain::vector_const_cost): New.
15410 (dimode_scalar_chain::compute_convert_gain): Handle constants.
15411 (dimode_scalar_chain::convert_op): Likewise.
15412 (dimode_scalar_chain::convert_insn): Likewise.
15414 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
15416 * dwarf2out.c (resolve_args_picking_1): Consider DW_OP_neg as an
15417 unary operation, not a binary one.
15419 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
15421 PR middle-end/70877
15422 * tree-chkp.c (chkp_add_bounds_to_call_stmt): Handle
15423 calls with type casted fndecl.
15425 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
15427 PR tree-optimization/70786
15428 * tree-chkp.c (chkp_find_bounds_1): Support WITH_SIZE_EXPR.
15429 * calls.c (initialize_argument_information): Bind bounds
15430 with corresponding args passed by reference.
15432 2016-05-10 Jakub Jelinek <jakub@redhat.com>
15435 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>),
15436 *<code><mode>3<mask_name>): For !TARGET_AVX512DQ and EVEX encoding,
15437 use vp*[dq] instead of v*p[sd] instructions and adjust mode attribute
15440 2016-05-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
15443 * config/rs6000/vsx.md (vsx_xvcvdpsxds_scale): Generate correct
15444 code for a zero scale factor.
15445 (vsx_xvcvdpuxds_scale): Likewise.
15447 2016-05-10 David Malcolm <dmalcolm@redhat.com>
15449 * diagnostic-show-locus.c (layout::layout): Call show_ruler
15450 if show_ruler_p was set on the context.
15451 (layout::show_ruler): New method.
15452 * diagnostic.h (struct diagnostic_context): Add field
15455 2016-05-10 Richard Biener <rguenther@suse.de>
15457 PR tree-optimization/71039
15458 * tree-ssa-phiprop.c: Include tree-ssa-loop.h.
15459 (chk_uses): New function.
15460 (propagate_with_phi): Verify we can safely replicate the lhs of an
15461 aggregate assignment on all incoming edges.
15463 2016-05-10 Oleg Endo <olegendo@gcc.gnu.org>
15465 * config/rx/rx-protos.h (is_interrupt_func, is_fast_interrupt_func):
15467 (rx_atomic_sequence): New class.
15468 * config/rx/rx.c (rx_print_operand): Use symbolic names for PSW bits.
15469 (is_interrupt_func, is_fast_interrupt_func): Make non-static and
15471 (rx_atomic_sequence::rx_atomic_sequence,
15472 rx_atomic_sequence::~rx_atomic_sequence): New functions.
15473 * config/rx/rx.md (CTRLREG_PSW, CTRLREG_USP, CTRLREG_FPSW, CTRLREG_CPEN,
15474 CTRLREG_BPSW, CTRLREG_BPC, CTRLREG_ISP, CTRLREG_FINTV,
15475 CTRLREG_INTB): New constants.
15476 (FETCHOP): New code iterator.
15477 (fethcop_name, fetchop_name2): New iterator code attributes.
15478 (QIHI): New mode iterator.
15479 (atomic_exchange<mode>, atomic_exchangesi, xchg_mem<mode>,
15480 atomic_fetch_<fetchop_name>si, atomic_fetch_nandsi,
15481 atomic_<fetchop_name>_fetchsi, atomic_nand_fetchsi): New patterns.
15483 2016-05-10 Martin Liska <mliska@suse.cz>
15485 * tree-inline.c (remap_dependence_clique): Do not remap
15486 debugging statements.
15488 2016-05-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
15490 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly")
15491 ("*fixuns_truncdfdi2_z13")
15492 ("*fixuns_trunc<FP:mode><GPR:mode>2_z196")
15493 ("*fix_truncdfdi2_bfp_z13", "*floatunsdidf2_z13")
15494 ("*extendsfdf2_z13"): Replace TARGET_Z13 with TARGET_VX.
15496 2016-05-10 Richard Biener <rguenther@suse.de>
15498 PR tree-optimization/70497
15499 PR tree-optimization/28367
15500 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): New function
15502 (visit_reference_op_load): ... here.
15503 (vn_reference_lookup_3): Use it to handle subreg-like accesses
15504 with simplified BIT_FIELD_REFs.
15505 * tree-ssa-pre.c (eliminate_insert): Handle inserting BIT_FIELD_REFs.
15506 * tree-complex.c (extract_component): Handle BIT_FIELD_REFs
15509 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
15511 * dwarf2out.c (add_abstract_origin_attribute): Adjust
15512 documentation comment. For BLOCK nodes, add a
15513 DW_AT_abstract_origin attribute that points to the DIE generated
15514 for the origin BLOCK.
15515 (gen_lexical_block_die): Call add_abstract_origin_attribute for
15516 blocks from inlined functions.
15518 2016-05-10 Alan Modra <amodra@gmail.com>
15521 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue): Stop
15522 regrename modifying insns saving lr before __morestack call.
15523 * config/rs6000/rs6000.md (split_stack_return): Similarly for
15524 insns restoring lr after __morestack call.
15526 2016-05-09 Jakub Jelinek <jakub@redhat.com>
15528 * config/i386/i386.md (set_got, set_got_labelled, lwp_llwpcb,
15529 lwp_lwpval<mode>3, lwp_lwpins<mode>3): Remove constraints from
15531 * config/i386/sse.md (vec_interleave_high<mode>,
15532 vec_interleave_low<mode>, <avx512>_vpermi2var<mode>3_maskz,
15533 <avx512>_vpermt2var<mode>3_maskz): Likewise.
15535 2016-05-04 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
15537 * config/rs6000/rs6000.c (rs6000_reassociation_width): Add
15538 function for TARGET_SCHED_REASSOCIATION_WIDTH to enable
15539 parallel reassociation for power8 and forward.
15541 2016-05-09 Uros Bizjak <ubizjak@gmail.com>
15543 * config/i386/i386.md (absneg splitters with general regs): Use
15544 general_reg_operand predicate.
15545 (btsq peephole2): Use x86_64_immediate_operand to check if new
15546 value is suitable for immediate operand. Generate emitted insn
15547 using RTL expressions.
15548 (btcq peephole2): Ditto.
15549 (btrq peephole2): Ditto. Generate correct immediate operand
15552 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
15554 * cfgexpand.c (expand_debug_expr): Fix address offset for negative
15557 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
15559 * tree-affine.c (wide_int_constant_multiple_p): Add missing
15560 pointer dereference.
15562 2016-05-09 Richard Biener <rguenther@suse.de>
15564 PR tree-optimization/70985
15565 * match.pd (BIT_FIELD_REF -> (type)): Disable on GIMPLE when
15566 op0 isn't a gimple register.
15568 2016-05-09 Prachi Godbole <prachi.godbole@imgtec.com>
15570 * config/mips/i6400.md (i6400_fpu_intadd, i6400_fpu_logic)
15571 (i6400_fpu_div, i6400_fpu_cmp, i6400_fpu_float, i6400_fpu_store)
15572 (i6400_fpu_long_pipe, i6400_fpu_logic_l, i6400_fpu_float_l)
15573 (i6400_fpu_mult): New cpu units.
15574 (i6400_msa_add_d, i6400_msa_int_add, i6400_msa_short_logic3)
15575 (i6400_msa_short_logic2, i6400_msa_short_logic, i6400_msa_move)
15576 (i6400_msa_cmp, i6400_msa_short_float2, i6400_msa_div_d)
15577 (i6400_msa_div_w, i6400_msa_div_h, i6400_msa_div_b)
15578 (i6400_msa_copy, i6400_msa_branch, i6400_fpu_msa_store)
15579 (i6400_fpu_msa_load, i6400_fpu_msa_move, i6400_msa_long_logic1)
15580 (i6400_msa_long_logic2, i6400_msa_mult, i6400_msa_long_float2)
15581 (i6400_msa_long_float4, i6400_msa_long_float5)
15582 (i6400_msa_long_float8, i6400_msa_fdiv_df)
15583 (i6400_msa_fdiv_sf): New reservations.
15584 * config/mips/p5600.md (p5600_fpu_intadd, p5600_fpu_cmp)
15585 (p5600_fpu_float, p5600_fpu_logic_a, p5600_fpu_logic_b)
15586 (p5600_fpu_div, p5600_fpu_logic, p5600_fpu_float_a)
15587 (p5600_fpu_float_b, p5600_fpu_float_c, p5600_fpu_float_d)
15588 (p5600_fpu_mult, p5600_fpu_fdiv, p5600_fpu_load): New cpu units.
15589 (msa_short_int_add, msa_short_logic, msa_short_logic_move_v)
15590 (msa_short_cmp, msa_short_float2, msa_short_logic3)
15591 (msa_short_store4, msa_long_load, msa_short_store)
15592 (msa_long_logic, msa_long_float2, msa_long_float4)
15593 (msa_long_float5, msa_long_float8, msa_long_mult)
15594 (msa_long_fdiv, msa_long_div): New reservations.
15596 2016-05-09 Robert Suchanek <robert.suchanek@imgtec.com>
15597 Sameera Deshpande <sameera.deshpande@imgtec.com>
15598 Matthew Fortune <matthew.fortune@imgtec.com>
15599 Graham Stott <graham.stott@imgtec.com>
15600 Chao-ying Fu <chao-ying.fu@imgtec.com>
15602 * config.gcc: Add MSA header file for mips*-*-* target.
15603 * config/mips/constraints.md (YI, YC, YZ, Unv5, Uuv5, Usv5, Uuv6)
15604 (Ubv8i, Urv8): New constraints.
15605 * config/mips/mips-ftypes.def: Add function types for MSA
15607 * config/mips/mips-modes.def (V16QI, V8HI, V4SI, V2DI, V4SF)
15608 (V2DF, V32QI, V16HI, V8SI, V4DI, V8SF, V4DF): New modes.
15609 * config/mips/mips-msa.md: New file.
15610 * config/mips/mips-protos.h
15611 (mips_split_128bit_const_insns): New prototype.
15612 (mips_msa_idiv_insns): Likewise.
15613 (mips_split_128bit_move): Likewise.
15614 (mips_split_128bit_move_p): Likewise.
15615 (mips_split_msa_copy_d): Likewise.
15616 (mips_split_msa_insert_d): Likewise.
15617 (mips_split_msa_fill_d): Likewise.
15618 (mips_expand_msa_branch): Likewise.
15619 (mips_const_vector_same_val_p): Likewise.
15620 (mips_const_vector_same_bytes_p): Likewise.
15621 (mips_const_vector_same_int_p): Likewise.
15622 (mips_const_vector_shuffle_set_p): Likewise.
15623 (mips_const_vector_bitimm_set_p): Likewise.
15624 (mips_const_vector_bitimm_clr_p): Likewise.
15625 (mips_msa_vec_parallel_const_half): Likewise.
15626 (mips_msa_output_division): Likewise.
15627 (mips_ldst_scaled_shift): Likewise.
15628 (mips_expand_vec_cond_expr): Likewise.
15629 * config/mips/mips.c (enum mips_builtin_type): Add
15630 MIPS_BUILTIN_MSA_TEST_BRANCH.
15631 (mips_gen_const_int_vector_shuffle): New prototype.
15632 (mips_const_vector_bitimm_set_p): New function.
15633 (mips_const_vector_bitimm_clr_p): Likewise.
15634 (mips_const_vector_same_val_p): Likewise.
15635 (mips_const_vector_same_bytes_p): Likewise.
15636 (mips_const_vector_same_int_p): Likewise.
15637 (mips_const_vector_shuffle_set_p): Likewise.
15638 (mips_symbol_insns): Forbid loading symbols via immediate for
15640 (mips_valid_offset_p): Limit offset to 10-bit for MSA loads and
15642 (mips_valid_lo_sum_p): Forbid loadings symbols via %lo(base) for
15644 (mips_lx_address_p): Add support load indexed address for MSA.
15645 (mips_address_insns): Add calculation of instructions needed for
15646 stores and loads for MSA.
15647 (mips_const_insns): Move CONST_DOUBLE below CONST_VECTOR. Handle
15648 CONST_VECTOR for MSA and let it fall through.
15649 (mips_ldst_scaled_shift): New function.
15650 (mips_subword_at_byte): Likewise.
15651 (mips_msa_idiv_insns): Likewise.
15652 (mips_legitimize_move): Validate MSA moves.
15653 (mips_rtx_costs): Add UNGE, UNGT, UNLE, UNLT cases. Add
15654 calculation of costs for MSA division.
15655 (mips_split_move_p): Check if MSA moves need splitting.
15656 (mips_split_move): Split MSA moves if necessary.
15657 (mips_split_128bit_move_p): New function.
15658 (mips_split_128bit_move): Likewise.
15659 (mips_split_msa_copy_d): Likewise.
15660 (mips_split_msa_insert_d): Likewise.
15661 (mips_split_msa_fill_d): Likewise.
15662 (mips_output_move): Handle MSA moves.
15663 (mips_expand_msa_branch): New function.
15664 (mips_print_operand): Add 'E', 'B', 'w', 'v' and 'V' modifiers.
15665 Reinstate 'y' modifier.
15666 (mips_file_start): Add MSA .gnu_attribute.
15667 (mips_hard_regno_mode_ok_p): Allow TImode and 128-bit vectors in
15669 (mips_hard_regno_nregs): Always return 1 for MSA supported mode.
15670 (mips_class_max_nregs): Add register size for MSA supported mode.
15671 (mips_cannot_change_mode_class): Allow conversion between MSA
15672 vector modes and TImode.
15673 (mips_mode_ok_for_mov_fmt_p): Allow MSA to use move.v
15675 (mips_secondary_reload_class): Force MSA loads/stores via memory.
15676 (mips_preferred_simd_mode): Add preffered modes for MSA.
15677 (mips_vector_mode_supported_p): Add MSA supported modes.
15678 (mips_autovectorize_vector_sizes): New function.
15679 (mips_msa_output_division): Likewise.
15680 (MSA_BUILTIN, MIPS_BUILTIN_DIRECT_NO_TARGET)
15681 (MSA_NO_TARGET_BUILTIN, MSA_BUILTIN_TEST_BRANCH): New macros.
15682 (CODE_FOR_msa_adds_s_b, CODE_FOR_msa_adds_s_h)
15683 (CODE_FOR_msa_adds_s_w, CODE_FOR_msa_adds_s_d)
15684 (CODE_FOR_msa_adds_u_b, CODE_FOR_msa_adds_u_h)
15685 (CODE_FOR_msa_adds_u_w, CODE_FOR_msa_adds_u_du
15686 (CODE_FOR_msa_addv_b, CODE_FOR_msa_addv_h, CODE_FOR_msa_addv_w)
15687 (CODE_FOR_msa_addv_d, CODE_FOR_msa_and_v, CODE_FOR_msa_bmnz_v)
15688 (CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bmz_v, CODE_FOR_msa_bmzi_b)
15689 (CODE_FOR_msa_bnz_v, CODE_FOR_msa_bz_v, CODE_FOR_msa_bsel_v)
15690 (CODE_FOR_msa_bseli_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w)
15691 (CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b)
15692 (CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w)
15693 (CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clti_u_b)
15694 (CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w)
15695 (CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_s_b)
15696 (CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w)
15697 (CODE_FOR_msa_clei_s_d, CODE_FOR_msa_clei_u_b)
15698 (CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w)
15699 (CODE_FOR_msa_clei_u_d, CODE_FOR_msa_div_s_b)
15700 (CODE_FOR_msa_div_s_h, CODE_FOR_msa_div_s_w)
15701 (CODE_FOR_msa_div_s_d, CODE_FOR_msa_div_u_b)
15702 (CODE_FOR_msa_div_u_h, CODE_FOR_msa_div_u_w)
15703 (CODE_FOR_msa_div_u_d, CODE_FOR_msa_fadd_w, CODE_FOR_msa_fadd_d)
15704 (CODE_FOR_msa_fexdo_w, CODE_FOR_msa_ftrunc_s_w)
15705 (CODE_FOR_msa_ftrunc_s_d, CODE_FOR_msa_ftrunc_u_w)
15706 (CODE_FOR_msa_ftrunc_u_d, CODE_FOR_msa_ffint_s_w)
15707 (CODE_FOR_msa_ffint_s_d, CODE_FOR_msa_ffint_u_w)
15708 (CODE_FOR_msa_ffint_u_d, CODE_FOR_msa_fsub_w)
15709 (CODE_FOR_msa_fsub_d, CODE_FOR_msa_fmsub_d, CODE_FOR_msa_fmadd_w)
15710 (CODE_FOR_msa_fmadd_d, CODE_FOR_msa_fmsub_w, CODE_FOR_msa_fmul_w)
15711 (CODE_FOR_msa_fmul_d, CODE_FOR_msa_fdiv_w, CODE_FOR_msa_fdiv_d)
15712 (CODE_FOR_msa_fmax_w, CODE_FOR_msa_fmax_d, CODE_FOR_msa_fmax_a_w)
15713 (CODE_FOR_msa_fmax_a_d, CODE_FOR_msa_fmin_w, CODE_FOR_msa_fmin_d)
15714 (CODE_FOR_msa_fmin_a_w, CODE_FOR_msa_fmin_a_d)
15715 (CODE_FOR_msa_fsqrt_w, CODE_FOR_msa_fsqrt_d)
15716 (CODE_FOR_msa_max_s_b, CODE_FOR_msa_max_s_h)
15717 (CODE_FOR_msa_max_s_w, CODE_FOR_msa_max_s_d)
15718 (CODE_FOR_msa_max_u_b, CODE_FOR_msa_max_u_h)
15719 (CODE_FOR_msa_max_u_w, CODE_FOR_msa_max_u_d)
15720 (CODE_FOR_msa_min_s_b, CODE_FOR_msa_min_s_h)
15721 (CODE_FOR_msa_min_s_w, CODE_FOR_msa_min_s_d)
15722 (CODE_FOR_msa_min_u_b, CODE_FOR_msa_min_u_h)
15723 (CODE_FOR_msa_min_u_w, CODE_FOR_msa_min_u_d)
15724 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
15725 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
15726 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
15727 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
15728 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
15729 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
15730 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
15731 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
15732 (CODE_FOR_msa_mulv_b, CODE_FOR_msa_mulv_h, CODE_FOR_msa_mulv_w)
15733 (CODE_FOR_msa_mulv_d, CODE_FOR_msa_nlzc_b, CODE_FOR_msa_nlzc_h)
15734 (CODE_FOR_msa_nlzc_w, CODE_FOR_msa_nlzc_d, CODE_FOR_msa_nor_v)
15735 (CODE_FOR_msa_or_v, CODE_FOR_msa_ori_b, CODE_FOR_msa_nori_b)
15736 (CODE_FOR_msa_pcnt_b, CODE_FOR_msa_pcnt_h, CODE_FOR_msa_pcnt_w)
15737 (CODE_FOR_msa_pcnt_d, CODE_FOR_msa_xor_v, CODE_FOR_msa_xori_b)
15738 (CODE_FOR_msa_sll_b, CODE_FOR_msa_sll_h, CODE_FOR_msa_sll_w)
15739 (CODE_FOR_msa_sll_d, CODE_FOR_msa_slli_b, CODE_FOR_msa_slli_h)
15740 (CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d, CODE_FOR_msa_sra_b)
15741 (CODE_FOR_msa_sra_h, CODE_FOR_msa_sra_w, CODE_FOR_msa_sra_d)
15742 (CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w)
15743 (CODE_FOR_msa_srai_d, CODE_FOR_msa_srl_b, CODE_FOR_msa_srl_h)
15744 (CODE_FOR_msa_srl_w, CODE_FOR_msa_srl_d, CODE_FOR_msa_srli_b)
15745 (CODE_FOR_msa_srli_h, CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d)
15746 (CODE_FOR_msa_subv_b, CODE_FOR_msa_subv_h, CODE_FOR_msa_subv_w)
15747 (CODE_FOR_msa_subv_d, CODE_FOR_msa_subvi_b, CODE_FOR_msa_subvi_h)
15748 (CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d, CODE_FOR_msa_move_v)
15749 (CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h, CODE_FOR_msa_vshf_w)
15750 (CODE_FOR_msa_vshf_d, CODE_FOR_msa_ilvod_d, CODE_FOR_msa_ilvev_d)
15751 (CODE_FOR_msa_pckod_d, CODE_FOR_msa_pckdev_d, CODE_FOR_msa_ldi_b)
15752 (CODE_FOR_msa_ldi_hi, CODE_FOR_msa_ldi_w)
15753 (CODE_FOR_msa_ldi_d): New code_aliasing macros.
15754 (mips_builtins): Add MSA sll_b, sll_h, sll_w, sll_d, slli_b,
15755 slli_h, slli_w, slli_d, sra_b, sra_h, sra_w, sra_d, srai_b,
15756 srai_h, srai_w, srai_d, srar_b, srar_h, srar_w, srar_d, srari_b,
15757 srari_h, srari_w, srari_d, srl_b, srl_h, srl_w, srl_d, srli_b,
15758 srli_h, srli_w, srli_d, srlr_b, srlr_h, srlr_w, srlr_d, srlri_b,
15759 srlri_h, srlri_w, srlri_d, bclr_b, bclr_h, bclr_w, bclr_d,
15760 bclri_b, bclri_h, bclri_w, bclri_d, bset_b, bset_h, bset_w,
15761 bset_d, bseti_b, bseti_h, bseti_w, bseti_d, bneg_b, bneg_h,
15762 bneg_w, bneg_d, bnegi_b, bnegi_h, bnegi_w, bnegi_d, binsl_b,
15763 binsl_h, binsl_w, binsl_d, binsli_b, binsli_h, binsli_w,
15764 binsli_d, binsr_b, binsr_h, binsr_w, binsr_d, binsri_b, binsri_h,
15765 binsri_w, binsri_d, addv_b, addv_h, addv_w, addv_d, addvi_b,
15766 addvi_h, addvi_w, addvi_d, subv_b, subv_h, subv_w, subv_d,
15767 subvi_b, subvi_h, subvi_w, subvi_d, max_s_b, max_s_h, max_s_w,
15768 max_s_d, maxi_s_b, maxi_s_h, maxi_s_w, maxi_s_d, max_u_b,
15769 max_u_h, max_u_w, max_u_d, maxi_u_b, maxi_u_h, maxi_u_w,
15770 maxi_u_d, min_s_b, min_s_h, min_s_w, min_s_d, mini_s_b, mini_s_h,
15771 mini_s_w, mini_s_d, min_u_b, min_u_h, min_u_w, min_u_d, mini_u_b,
15772 mini_u_h, mini_u_w, mini_u_d, max_a_b, max_a_h, max_a_w, max_a_d,
15773 min_a_b, min_a_h, min_a_w, min_a_d, ceq_b, ceq_h, ceq_w, ceq_d,
15774 ceqi_b, ceqi_h, ceqi_w, ceqi_d, clt_s_b, clt_s_h, clt_s_w,
15775 clt_s_d, clti_s_b, clti_s_h, clti_s_w, clti_s_d, clt_u_b,
15776 clt_u_h, clt_u_w, clt_u_d, clti_u_b, clti_u_h, clti_u_w,
15777 clti_u_d, cle_s_b, cle_s_h, cle_s_w, cle_s_d, clei_s_b, clei_s_h,
15778 clei_s_w, clei_s_d, cle_u_b, cle_u_h, cle_u_w, cle_u_d, clei_u_b,
15779 clei_u_h, clei_u_w, clei_u_d, ld_b, ld_h, ld_w, ld_d, st_b, st_h,
15780 st_w, st_d, sat_s_b, sat_s_h, sat_s_w, sat_s_d, sat_u_b, sat_u_h,
15781 sat_u_w, sat_u_d, add_a_b, add_a_h, add_a_w, add_a_d, adds_a_b,
15782 adds_a_h, adds_a_w, adds_a_d, adds_s_b, adds_s_h, adds_s_w,
15783 adds_s_d, adds_u_b, adds_u_h, adds_u_w, adds_u_d, ave_s_b,
15784 ave_s_h, ave_s_w, ave_s_d, ave_u_b, ave_u_h, ave_u_w, ave_u_d,
15785 aver_s_b, aver_s_h, aver_s_w, aver_s_d, aver_u_b, aver_u_h,
15786 aver_u_w, aver_u_d, subs_s_b, subs_s_h, subs_s_w, subs_s_d,
15787 subs_u_b, subs_u_h, subs_u_w, subs_u_d, subsuu_s_b, subsuu_s_h,
15788 subsuu_s_w, subsuu_s_d, subsus_u_b, subsus_u_h, subsus_u_w,
15789 subsus_u_d, asub_s_b, asub_s_h, asub_s_w, asub_s_d, asub_u_b,
15790 asub_u_h, asub_u_w, asub_u_d, mulv_b, mulv_h, mulv_w, mulv_d,
15791 maddv_b, maddv_h, maddv_w, maddv_d, msubv_b, msubv_h, msubv_w,
15792 msubv_d, div_s_b, div_s_h, div_s_w, div_s_d, div_u_b, div_u_h,
15793 div_u_w, div_u_d, hadd_s_h, hadd_s_w, hadd_s_d, hadd_u_h,
15794 hadd_u_w, hadd_u_d, hsub_s_h, hsub_s_w, hsub_s_d, hsub_u_h,
15795 hsub_u_w, hsub_u_d, mod_s_b, mod_s_h, mod_s_w, mod_s_d, mod_u_b,
15796 mod_u_h, mod_u_w, mod_u_d, dotp_s_h, dotp_s_w, dotp_s_d,
15797 dotp_u_h, dotp_u_w, dotp_u_d, dpadd_s_h, dpadd_s_w, dpadd_s_d,
15798 dpadd_u_h, dpadd_u_w, dpadd_u_d, dpsub_s_h, dpsub_s_w, dpsub_s_d,
15799 dpsub_u_h, dpsub_u_w, dpsub_u_d, sld_b, sld_h, sld_w, sld_d,
15800 sldi_b, sldi_h, sldi_w, sldi_d, splat_b, splat_h, splat_w,
15801 splat_d, splati_b, splati_h, splati_w, splati_d, pckev_b,
15802 pckev_h, pckev_w, pckev_d, pckod_b, pckod_h, pckod_w, pckod_d,
15803 ilvl_b, ilvl_h, ilvl_w, ilvl_d, ilvr_b, ilvr_h, ilvr_w, ilvr_d,
15804 ilvev_b, ilvev_h, ilvev_w, ilvev_d, ilvod_b, ilvod_h, ilvod_w,
15805 ilvod_d, vshf_b, vshf_h, vshf_w, vshf_d, and_v, andi_b, or_v,
15806 ori_b, nor_v, nori_b, xor_v, xori_b, bmnz_v, bmnzi_b, bmz_v,
15807 bmzi_b, bsel_v, bseli_b, shf_b, shf_h, shf_w, bnz_v, bz_v,
15808 fill_b, fill_h, fill_w, fill_d, pcnt_b, pcnt_h, pcnt_w,
15809 pcnt_d, nloc_b, nloc_h, nloc_w, nloc_d, nlzc_b, nlzc_h, nlzc_w,
15810 nlzc_d, copy_s_b, copy_s_h, copy_s_w, copy_s_d, copy_u_b,
15811 copy_u_h, copy_u_w, copy_u_d, insert_b, insert_h, insert_w,
15812 insert_d, insve_b, insve_h, insve_w, insve_d, bnz_b, bnz_h,
15813 bnz_w, bnz_d, bz_b, bz_h, bz_w, bz_d, ldi_b, ldi_h, ldi_w, ldi_d,
15814 fcaf_w, fcaf_d, fcor_w, fcor_d, fcun_w, fcun_d, fcune_w, fcune_d,
15815 fcueq_w, fcueq_d, fceq_w, fceq_d, fcne_w, fcne_d, fclt_w, fclt_d,
15816 fcult_w, fcult_d, fcle_w, fcle_d, fcule_w, fcule_d, fsaf_w,
15817 fsaf_d, fsor_w, fsor_d, fsun_w, fsun_d, fsune_w, fsune_d,
15818 fsueq_w, fsueq_d, fseq_w, fseq_d, fsne_w, fsne_d, fslt_w,
15819 fslt_d, fsult_w, fsult_d, fsle_w, fsle_d, fsule_w, fsule_d,
15820 fadd_w, fadd_d, fsub_w, fsub_d, fmul_w, fmul_d, fdiv_w, fdiv_d,
15821 fmadd_w, fmadd_d, fmsub_w, fmsub_d, fexp2_w, fexp2_d, fexdo_h,
15822 fexdo_w, ftq_h, ftq_w, fmin_w, fmin_d, fmin_a_w, fmin_a_d,
15823 fmax_w, fmax_d, fmax_a_w, fmax_a_d, mul_q_h, mul_q_w, mulr_q_h,
15824 mulr_q_w, madd_q_h, madd_q_w, maddr_q_h, maddr_q_w, msub_q_h,
15825 msub_q_w, msubr_q_h, msubr_q_w, fclass_w, fclass_d, fsqrt_w,
15826 fsqrt_d, frcp_w, frcp_d, frint_w, frint_d, frsqrt_w, frsqrt_d,
15827 flog2_w, flog2_d, fexupl_w, fexupl_d, fexupr_w, fexupr_d, ffql_w,
15828 ffql_d, ffqr_w, ffqr_d, ftint_s_w, ftint_s_d, ftint_u_w,
15829 ftint_u_d, ftrunc_s_w, ftrunc_s_d, ftrunc_u_w, ftrunc_u_d,
15830 ffint_s_w, ffint_s_d, ffint_u_w, ffint_u_d, ctcmsa, cfcmsa,
15832 (mips_get_builtin_decl_index): New array.
15833 (MIPS_ATYPE_QI, MIPS_ATYPE_HI, MIPS_ATYPE_V2DI, MIPS_ATYPE_V4SI)
15834 (MIPS_ATYPE_V8HI, MIPS_ATYPE_V16QI, MIPS_ATYPE_V2DF)
15835 (MIPS_ATYPE_V4SF, MIPS_ATYPE_UV2DI, MIPS_ATYPE_UV4SI)
15836 (MIPS_ATYPE_UV8HI, MIPS_ATYPE_UV16QI): New.
15837 (mips_init_builtins): Initialize mips_get_builtin_decl_index
15839 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
15841 (mips_expand_builtin_insn): Prepare operands for
15842 CODE_FOR_msa_addvi_b, CODE_FOR_msa_addvi_h, CODE_FOR_msa_addvi_w,
15843 CODE_FOR_msa_addvi_d, CODE_FOR_msa_clti_u_b,
15844 CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w,
15845 CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_u_b,
15846 CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w,
15847 CODE_FOR_msa_clei_u_d, CODE_FOR_msa_maxi_u_b,
15848 CODE_FOR_msa_maxi_u_h, CODE_FOR_msa_maxi_u_w,
15849 CODE_FOR_msa_maxi_u_d, CODE_FOR_msa_mini_u_b,
15850 CODE_FOR_msa_mini_u_h, CODE_FOR_msa_mini_u_w,
15851 CODE_FOR_msa_mini_u_d, CODE_FOR_msa_subvi_b,
15852 CODE_FOR_msa_subvi_h, CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d,
15853 CODE_FOR_msa_ceqi_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w,
15854 CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b,
15855 CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w,
15856 CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clei_s_b,
15857 CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w,
15858 CODE_FOR_msa_clei_s_d, CODE_FOR_msa_maxi_s_b,
15859 CODE_FOR_msa_maxi_s_h, CODE_FOR_msa_maxi_s_w,
15860 CODE_FOR_msa_maxi_s_d, CODE_FOR_msa_mini_s_b,
15861 CODE_FOR_msa_mini_s_h, CODE_FOR_msa_mini_s_w,
15862 CODE_FOR_msa_mini_s_d, CODE_FOR_msa_andi_b, CODE_FOR_msa_ori_b,
15863 CODE_FOR_msa_nori_b, CODE_FOR_msa_xori_b, CODE_FOR_msa_bmzi_b,
15864 CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bseli_b, CODE_FOR_msa_fill_b,
15865 CODE_FOR_msa_fill_h, CODE_FOR_msa_fill_w, CODE_FOR_msa_fill_d,
15866 CODE_FOR_msa_ilvl_b, CODE_FOR_msa_ilvl_h, CODE_FOR_msa_ilvl_w,
15867 CODE_FOR_msa_ilvl_d, CODE_FOR_msa_ilvr_b, CODE_FOR_msa_ilvr_h,
15868 CODE_FOR_msa_ilvr_w, CODE_FOR_msa_ilvr_d, CODE_FOR_msa_ilvev_b,
15869 CODE_FOR_msa_ilvev_h, CODE_FOR_msa_ilvev_w, CODE_FOR_msa_ilvod_b,
15870 CODE_FOR_msa_ilvod_h, CODE_FOR_msa_ilvod_w, CODE_FOR_msa_pckev_b,
15871 CODE_FOR_msa_pckev_h, CODE_FOR_msa_pckev_w, CODE_FOR_msa_pckod_b,
15872 CODE_FOR_msa_pckod_h, CODE_FOR_msa_pckod_w, CODE_FOR_msa_slli_b,
15873 CODE_FOR_msa_slli_h, CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d,
15874 CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w,
15875 CODE_FOR_msa_srai_d, CODE_FOR_msa_srli_b, CODE_FOR_msa_srli_h,
15876 CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d, CODE_FOR_msa_insert_b,
15877 CODE_FOR_msa_insert_h, CODE_FOR_msa_insert_w,
15878 CODE_FOR_msa_insert_d, CODE_FOR_msa_insve_b,
15879 CODE_FOR_msa_insve_h, CODE_FOR_msa_insve_w, CODE_FOR_msa_insve_d,
15880 CODE_FOR_msa_shf_b, CODE_FOR_msa_shf_h, CODE_FOR_msa_shf_w,
15881 CODE_FOR_msa_shf_w_f, CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h,
15882 CODE_FOR_msa_vshf_w, CODE_FOR_msa_vshf_d.
15883 (mips_expand_builtin): Add case for MIPS_BULTIN_MSA_TEST_BRANCH.
15884 (mips_set_compression_mode): Disallow MSA with MIPS16 code.
15885 (mips_option_override): -mmsa requires -mfp64 and -mhard-float.
15886 These are set implicitly and an error is reported if overridden.
15887 (mips_expand_builtin_msa_test_branch): New function.
15888 (mips_expand_msa_shuffle): Likewise.
15889 (MAX_VECT_LEN): Increase maximum length of a vector to 16 bytes.
15890 (TARGET_SCHED_REASSOCIATION_WIDTH): Define target hook.
15891 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Likewise.
15892 (mips_expand_vec_unpack): Add support for MSA.
15893 (mips_expand_vector_init): Likewise.
15894 (mips_expand_vi_constant): Use CONST0_RTX (element_mode)
15895 instead of const0_rtx.
15896 (mips_msa_vec_parallel_const_half): New function.
15897 (mips_gen_const_int_vector): Likewise.
15898 (mips_gen_const_int_vector_shuffle): Likewise.
15899 (mips_expand_msa_cmp): Likewise.
15900 (mips_expand_vec_cond_expr): Likewise.
15901 * config/mips/mips.h
15902 (TARGET_CPU_CPP_BUILTINS): Add __mips_msa and __mips_msa_width.
15903 (OPTION_DEFAULT_SPECS): Ignore --with-fp-32 if -mmsa is
15905 (ASM_SPEC): Pass mmsa and mno-msa to the assembler.
15906 (ISA_HAS_MSA): New macro.
15907 (UNITS_PER_MSA_REG): Likewise.
15908 (BITS_PER_MSA_REG): Likewise.
15909 (BIGGEST_ALIGNMENT): Redefine using ISA_HAS_MSA.
15910 (MSA_REG_FIRST): New macro.
15911 (MSA_REG_LAST): Likewise.
15912 (MSA_REG_NUM): Likewise.
15913 (MSA_REG_P): Likewise.
15914 (MSA_REG_RTX_P): Likewise.
15915 (MSA_SUPPORTED_MODE_P): Likewise.
15916 (HARD_REGNO_CALL_PART_CLOBBERED): Redefine using TARGET_MSA.
15917 (ADDITIONAL_REGISTER_NAMES): Add named registers $w0-$w31.
15918 * config/mips/mips.md: Include mips-msa.md.
15919 (alu_type): Add simd_add.
15920 (mode): Add V2DI, V4SI, V8HI, V16QI, V2DF, V4SF.
15921 (type): Add simd_div, simd_fclass, simd_flog2, simd_fadd,
15922 simd_fcvt, simd_fmul, simd_fmadd, simd_fdiv, simd_bitins,
15923 simd_bitmov, simd_insert, simd_sld, simd_mul, simd_fcmp,
15924 simd_fexp2, simd_int_arith, simd_bit, simd_shift, simd_splat,
15925 simd_fill, simd_permute, simd_shf, simd_sat, simd_pcnt,
15926 simd_copy, simd_branch, simd_cmsa, simd_fminmax, simd_logic,
15927 simd_move, simd_load, simd_store. Choose "multi" for moves
15929 (qword_mode): New attribute.
15930 (insn_count): Add instruction count for quad moves.
15931 Increase the count for MIPS SIMD division.
15932 (UNITMODE): Add UNITMODEs for vector types.
15933 (addsub): New code iterator.
15934 * config/mips/mips.opt (mmsa): New option.
15935 * config/mips/msa.h: New file.
15936 * config/mips/mti-elf.h: Don't infer -mfpxx if -mmsa is
15938 * config/mips/mti-linux.h: Likewise.
15939 * config/mips/predicates.md
15940 (const_msa_branch_operand): New constraint.
15941 (const_uimm3_operand): Likewise.
15942 (const_uimm4_operand): Likewise.
15943 (const_uimm5_operand): Likewise.
15944 (const_uimm8_operand): Likewise.
15945 (const_imm5_operand): Likewise.
15946 (aq10b_operand): Likewise.
15947 (aq10h_operand): Likewise.
15948 (aq10w_operand): Likewise.
15949 (aq10d_operand): Likewise.
15950 (const_m1_operand): Likewise.
15951 (reg_or_m1_operand): Likewise.
15952 (const_exp_2_operand): Likewise.
15953 (const_exp_4_operand): Likewise.
15954 (const_exp_8_operand): Likewise.
15955 (const_exp_16_operand): Likewise.
15956 (const_vector_same_val_operand): Likewise.
15957 (const_vector_same_simm5_operand): Likewise.
15958 (const_vector_same_uimm5_operand): Likewise.
15959 (const_vector_same_uimm6_operand): Likewise.
15960 (const_vector_same_uimm8_operand): Likewise.
15961 (par_const_vector_shf_set_operand): Likewise.
15962 (reg_or_vector_same_val_operand): Likewise.
15963 (reg_or_vector_same_simm5_operand): Likewise.
15964 (reg_or_vector_same_uimm6_operand): Likewise.
15965 * doc/extend.texi (MIPS SIMD Architecture Functions): New
15967 * doc/invoke.texi (-mmsa): Document new option.
15969 2016-05-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
15971 * configure.ac (enable_vtable_verify): Handle --enable-vtable-verify.
15972 * configure: Regenerate.
15973 * config.in: Regenerate.
15974 * gcc.c (VTABLE_VERIFICATION_SPEC) [!ENABLE_VTABLE_VERIFY]: Error
15975 on -fvtable-verify.
15976 * config/sol2.h [!ENABLE_VTABLE_VERIFY] (STARTFILE_VTV_SPEC): Define.
15977 (ENDFILE_VTV_SPEC): Define.
15979 2016-05-09 Kaushik Phatak <kaushik.phatak@kpit.com>
15981 * config/rl78/rl78.c (rl78_expand_prologue): Save the MDUC related
15982 registers in all interrupt handlers if necessary.
15983 (rl78_option_override): Add warning.
15984 (MUST_SAVE_MDUC_REGISTERS): New macro.
15985 (rl78_expand_epilogue): Restore the MDUC registers if necessary.
15986 * config/rl78/rl78.c (check_mduc_usage): New function.
15987 (mduc_regs): New structure to hold MDUC register data.
15988 * config/rl78/rl78.md (is_g13_muldiv_insn): New attribute.
15989 (mulsi3_g13): Add is_g13_muldiv_insn attribute.
15990 (udivmodsi4_g13): Add is_g13_muldiv_insn attribute.
15991 (mulhi3_g13): Add is_g13_muldiv_insn attribute.
15992 * config/rl78/rl78.opt (msave-mduc-in-interrupts): New option.
15993 * doc/invoke.texi (RL78 Options): Add -msave-mduc-in-interrupts.
15995 2016-05-09 Bin Cheng <bin.cheng@arm.com>
15997 * tree-if-conv.c (tree-ssa-loop.h): Include header file.
15998 (tree-ssa-loop-niter.h): Ditto.
15999 (idx_within_array_bound, ref_within_array_bound): New functions.
16000 (ifcvt_memrefs_wont_trap): Check if array ref is within bound.
16001 Factor out check on writable base object to ...
16002 (base_object_writable): ... here.
16004 2016-05-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16006 * config/arm/arm.md (probe_stack): Add modes to set source
16009 2016-05-09 Bernd Schmidt <bschmidt@redhat.com>
16011 * regrename.c (base_reg_class_for_rename): New static function.
16012 (scan_rtx_address, scan_rtx): Use it instead of base_reg_class.
16014 2016-05-08 Jan Hubicka <hubicka@ucw.cz>
16016 * cgraph.c (thunk_adjust): Export.
16017 * cgraphclones.c (cgraph_node::create_clone): Clone thunk info.
16018 * cgraphunit.c (thunk_adjust): Export.
16019 (cgraph_node::assemble_thunks_and_aliases): Do not assemble inlined
16021 * ipa-inline-analyssi.c (compute_inline_parameters): Thunks are
16023 * tree-inline.c (expand_call_inline): Expand thunks inline.
16025 2016-05-08 Uros Bizjak <ubizjak@gmail.com>
16028 * config/i386/sse.md (*sse2_vd_cvtsd2ss): New insn pattern.
16029 (*sse2_vd_cvtss2sd): Ditto.
16030 * config/i386/i386.md
16031 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf splitter):
16032 Generate *sse2_vd_cvtsd2ss pattern.
16033 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df splitter):
16034 Generate *sse2_vd_cvtss2sd pattern.
16036 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
16038 * config/sh/sh.h (GET_SH_ARG_CLASS): Convert macro into ...
16039 * config/sh/sh.c (get_sh_arg_class): ... this new function. Update its
16042 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
16044 * config/sh/sh-protos.h (sh_media_register_for_return): Remove.
16045 * config/sh/sh.c: Define and declare variables on first use throughout
16047 (current_function_interrupt): Change to bool type.
16048 (frame_insn): Rename to emit_frame_insn and update users.
16049 (push_regs): Use bool for 'interrupt_handler' argument.
16050 (save_schedule_s): Remove.
16051 (TARGET_ASM_UNALIGNED_DI_OP, TARGET_ASM_ALIGNED_DI_OP): Remove.
16052 (sh_option_override): Don't nullify targetm.asm_out.aligned_op.di and
16053 targetm.asm_out.unaligned_op.di.
16054 (gen_far_branch): Remove redundant forward declaration.
16055 (sh_media_register_for_return, MAX_SAVED_REGS, save_entry_s, save_entry,
16056 MAX_TEMPS, save_schedule_ssave_schedule): Remove.
16057 (sh_set_return_address, sh_function_ok_for_sibcall,
16058 scavenge_reg): Update comments.
16059 (sh_builtin_saveregs): Use TRAGET_FPU_ANY condition.
16060 (sh2a_get_function_vector_number, sh2a_function_vector_p): Use for loop.
16061 (sh_attr_renesas_p): Remove unnecessary parentheses.
16062 (branch_dest): Simplify.
16063 * config/sh/sh.h (sh_args): Remove byref, byref_regs, stack_regs fields.
16064 Change force_mem, prototype_p, outgoing, renesas_abi fields to bool.
16065 (CUMULATIVE_ARGS): Change macro to typedef.
16066 (current_function_interrupt): Change to bool type.
16067 (sh_arg_class, sh_args, CUMULATIVE_ARGS, current_function_interrupt):
16068 Surround with __cplusplus ifdef.
16069 (sh_compare_op0, sh_compare_op1): Remove.
16070 (EPILOGUE_USES): Use TARGET_FPU_ANY condition.
16072 2016-05-07 Jim Wilson <jim.wilson@linaro.org>
16074 * config/arm/arm.md: (arch): Add neon.
16075 (arch_enabled): Return yes for arch neon when TARGET_NEON.
16076 * config/arm/vfp.md (movdf_vfp): Add w/G as alternative 3. Add
16077 neon_move as type for alt 3. Add arch attr enabling alt 3 for neon.
16078 Emit vmov.i64 for alt 3. Renumber alternatives 3 to 8. Adjust
16079 attributes for alt renumbering. Mark alt 3 as non-predicable.
16080 (thumb2_movdf_vfp): Likewise.
16082 2016-05-07 Uros Bizjak <ubizjak@gmail.com>
16084 * config/i386/i386.md (*addqi_1): Add preferred_for_speed attribute
16085 to disparage alternatives 3 and 4 for TARGET_PARTIAL_REG_STALL targets.
16086 (*andqi_1): Add preferred_for_speed attribute to disparage
16087 alternative 2 for TARGET_PARTIAL_REG_STALL targets.
16088 (*<code>qi_1): Ditto.
16089 (*one_cmplqi2_1): Add preferred_for_speed attribute to disparage
16090 alternative 1 for TARGET_PARTIAL_REG_STALL targets.
16091 (*ashlqi3_1): Ditto.
16092 (*swap<mode>): Merge from *swap<mode>_1 and *swap<mode>_2 patterns.
16093 Add preferred_for_size attribute to disparage alternative 0 and
16094 preferred_for_speed attribute to disparage alternative 1 for
16095 TARGET_PARTIAL_REG_STALL targets.
16097 2016-05-07 Tom de Vries <tom@codesourcery.com>
16099 PR tree-optimization/70956
16100 * graphite-scop-detection.c (build_cross_bb_scalars_def): Handle NULL
16103 2016-05-07 Oleg Endo <olegendo@gcc.gnu.org>
16105 * config/sh/sh-protos.h (sh_cbranch_distance): Declare new function.
16106 * config/sh/sh.c (sh_cbranch_distance): Implement it.
16107 * config/sh/sh.md (branch_zero): Remove define_attr.
16108 (define_delay): Disable delay slot if branch distance is one insn.
16110 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
16112 * config/i386/i386.md (LEAMODE): New mode attribute.
16113 (plus to LEA splitter): Rewrite splitter using LEAMODE mode attribute.
16114 (ashift to LEA splitter): Rewrte splitter using SWI mode iterator
16115 and LEAMODE mode attribute. Use VOIDmode const_0_to_3_operand as
16116 operand 2 predicate.
16117 (*lea<mode>_general_2): Use VOIDmode for const248_operand.
16118 (*lea<mode>_general_3): Ditto.
16119 (*lea<mode>_general_4): Use VOIDmode for const_0_to_3_operand.
16121 2016-05-06 Jakub Jelinek <jakub@redhat.com>
16123 * genmddump.c (main): Convert argv from char ** to const char **.
16125 2016-05-06 David Malcolm <dmalcolm@redhat.com>
16127 * coretypes.h (OVERRIDE): New macro.
16128 (FINAL): New macro.
16130 2016-05-06 Eric Botcazou <ebotcazou@adacore.com>
16132 * tree-ssa-coalesce.c (gimple_can_coalesce_p): In the optimized case,
16133 allow coalescing if the types are compatible.
16135 2016-05-06 David Malcolm <dmalcolm@redhat.com>
16137 * pass_manager.h (pass_manager::register_pass_name): New method.
16138 (pass_manager::get_pass_by_name): New method.
16139 (pass_manager::create_pass_tab): New method.
16140 (pass_manager::m_name_to_pass_map): New field.
16141 * passes.c (name_to_pass_map): Delete global in favor of field
16142 "m_name_to_pass_map" of pass_manager.
16143 (register_pass_name): Rename from a function to...
16144 (pass_manager::register_pass_name): ...this method, updating
16145 for renaming of global "name_to_pass_map" to field
16146 "m_name_to_pass_map".
16147 (create_pass_tab): Rename from a function to...
16148 (pass_manager::create_pass_tab): ...this method, updating
16149 for renaming of global "name_to_pass_map" to field.
16150 (get_pass_by_name): Rename from a function to...
16151 (pass_manager::get_pass_by_name): ...this method.
16152 (enable_disable_pass): Convert use of get_pass_by_name to
16153 a method call, locating the pass_manager singleton.
16155 2016-05-06 David Malcolm <dmalcolm@redhat.com>
16157 * genattr-common.c (main): Convert argv from char ** to const char **.
16158 * genattr.c (main): Likewise.
16159 * genattrtab.c (main): Likewise.
16160 * genautomata.c (initiate_automaton_gen): Likewise.
16162 * gencodes.c (main): Likewise.
16163 * genconditions.c (main): Likewise.
16164 * genconfig.c (main): Likewise.
16165 * genconstants.c (main): Likewise.
16166 * genemit.c (main): Likewise.
16167 * genenums.c (main): Likewise.
16168 * genextract.c (main): Likewise.
16169 * genflags.c (main): Likewise.
16170 * genmddeps.c (main): Likewise.
16171 * genopinit.c (main): Likewise.
16172 * genoutput.c (main): Likewise.
16173 * genpeep.c (main): Likewise.
16174 * genpreds.c (main): Likewise.
16175 * genrecog.c (main): Likewise.
16176 * gensupport.c (init_rtx_reader_args_cb): Likewise.
16177 (init_rtx_reader_args): Likewise.
16178 * gensupport.h (init_rtx_reader_args_cb): Likewise.
16179 (init_rtx_reader_args): Likewise.
16180 * gentarget-def.c (main): Likewise.
16181 * read-md.c (read_md_files): Likewise.
16182 * read-md.h (read_md_files): Likewise.
16184 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
16186 * config/i386/i386.md (int cmove peephole2s): Use general_reg_operand
16187 instead of register_and_not_any_fp_reg_operand as operand 0 predicate.
16188 * config/i386/predicates.md (register_and_not_any_fp_reg_operand):
16189 Remove unused predicate.
16190 (register_and_not_fp_reg_operand): Ditto.
16192 2016-05-06 Martin Liska <mliska@suse.cz>
16194 * tree-if-conv.c (ifcvt_split_critical_edges): Use auto_vec
16195 instead of vec as the vector is local to the function.
16197 2016-05-06 Jakub Jelinek <jakub@redhat.com>
16199 * config/i386/sse.md (*<code>v8hi3, *<code>v16qi3): Add
16200 avx512bw alternative.
16202 * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>): Move
16203 before the ashr<mode>3 pattern.
16205 * config/i386/sse.md (*avx2_pmaddwd, *sse2_pmaddwd): Use
16206 v instead of x in vex or maybe_vex alternatives, use
16207 maybe_evex instead of vex in prefix.
16209 * config/i386/sse.md (*vec_extractv4sf_0, *sse4_1_extractps,
16210 *vec_extractv4sf_mem, vec_extract_lo_v16hi, vec_extract_hi_v16hi,
16211 vec_extract_lo_v32qi, vec_extract_hi_v32qi): Use v instead of x
16212 in vex or maybe_vex alternatives, use maybe_evex instead of vex
16215 * config/i386/sse.md (*vec_concatv2sf_sse4_1, *vec_concatv4sf): Use
16216 v instead of x in vex or maybe_vex alternatives, use
16217 maybe_evex instead of vex in prefix.
16219 * config/i386/sse.md (sse_shufps_<mode>, sse_storehps, sse_loadhps,
16220 sse_storelps, sse_movss, avx2_vec_dup<mode>, avx2_vec_dupv8sf_1,
16221 sse2_shufpd_<mode>, sse2_storehpd, sse2_storelpd, sse2_loadhpd,
16222 sse2_loadlpd, sse2_movsd): Use v instead of x in vex or maybe_vex
16223 alternatives, use maybe_evex instead of vex in prefix.
16225 * config/i386/sse.md (vec_interleave_lowv4sf,
16226 *vec_interleave_highv2df, *vec_interleave_lowv2df): Use
16227 v instead of x in vex or maybe_vex alternatives, use
16228 maybe_evex instead of vex in prefix.
16230 * config/i386/sse.md (sse_movhlps, sse_movlhps): Use
16231 v instead of x in vex or maybe_vex alternatives, use
16232 maybe_evex instead of vex in prefix.
16234 * config/i386/sse.md (*avx_cvtpd2dq256_2, *avx_cvtps2pd256_2): Use
16235 v constraint instead of x.
16237 2016-05-06 Nathan Sidwell <nathan@codesourcery.com>
16239 * gimple.c (gimple_call_same_target_p): Unique functions are eq.
16240 * tree-ssa-tail-merge.c (same_succ::equal): Check pointer eq
16243 2016-05-06 Richard Biener <rguenther@suse.de>
16245 PR tree-optimization/70948
16246 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
16247 Properly clobber all fields of va_list for __builtin_va_start.
16249 2016-05-06 Yuri Rumyantsev <ysrumyan@gmail.com>
16252 * tree-ssa-loop-unswitch.c (find_loop_guard): Reject guard edge with
16253 loop latch destination.
16255 2016-05-06 Martin Liska <mliska@suse.cz>
16257 * tree-ssa-uninit.c: Apply manual changes
16258 to the GNU coding style.
16259 (prune_uninit_phi_opnds): Rename from
16260 prune_uninit_phi_opnds_in_unrealizable_paths.
16262 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
16264 * config/sh/sh.opt (madjust-unroll, minvalid-symbols, msoft-atomic,
16265 mspace): Remove deprecated options.
16266 * doc/invoke.texi (SH options): Remove -mspace.
16268 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
16270 * config/sh/sh.md (ic_invalidate_line_sh4a): Fix insn length.
16272 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
16274 * config/sh/sh.md (*cmpeqsi_t): Remove combine insn pattern and similar
16275 corresponding combine split pattern.
16277 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
16280 * config/sh/predicates.md (long_displacement_mem_operand): New.
16281 * config/sh/sh.md (movsi_i): Allow for SH2A, disallow for any FPU.
16282 Add movi20, movi20s alternatives. Adjust length attribute for
16284 (movsi_ie): Allow for any FPU. Adjust length attribute for
16286 (movsi_i_lowpart): Add movi20, movi20s alternatives. Adjust length
16287 attribute for alternatives.
16288 (*mov<mode>): Use long_displacement_mem_operand for length attribute.
16289 (*movdi_i, movdf_k, movdf_i4, movsf_i, movsf_ie, movsf_ie_ra): Adjust
16290 length attribute for alternatives.
16292 2016-05-06 Richard Biener <rguenther@suse.de>
16294 PR tree-optimization/70960
16295 * tree-if-conv.c (ifcvt_walk_pattern_tree): Handle non-SSA ops.
16297 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
16300 * config/sh/sh.md (*cmp_div0s_7, *cmp_div0s_8): Add div0s variants.
16301 * config/sh/sh.c (sh_rtx_costs): Add another div0s case.
16303 2016-05-06 Marek Polacek <polacek@redhat.com>
16306 * ubsan.c (get_ubsan_type_info_for_type): Remove assert.
16308 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
16311 * config/sh/sh.md (*rotcr): Add another variant.
16313 2016-05-06 Richard Biener <rguenther@suse.de>
16315 PR middle-end/70931
16316 * dwarf2out.c (native_encode_initializer): Skip zero-sized fields.
16318 2016-05-06 Richard Biener <rguenther@suse.de>
16320 PR middle-end/70941
16321 * fold-const.c (split_tree): Always convert to the original type
16324 2016-05-06 Richard Biener <rguenther@suse.de>
16326 * fwprop.c (fwprop): Remove duplicate cleanup_cfg call.
16327 (fwprop_addr): Likewise.
16329 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
16332 * config/i386/i386-protos.h (ix86_standard_x87sse_constant_load_p):
16334 * config/i386/i386.c (ix86_standard_x87sse_constant_load_p): New.
16335 * config/i386/i386.md (push mem splitter): Use find_constant_src in
16336 the splitter condition.
16337 (FP load splitter): Use ix86_standard_x87sse_constant_load_p in
16338 the splitter condition.
16339 (FP float_extend load splitter): Ditto.
16341 2016-05-05 Uros Bizjak <ubizjak@gmail.com>
16343 * config/i386/i386.md (peehole2 patterns): Change true_regnum
16344 to REGNO in all peephole2 patterns.
16345 (post-reload splitters): Change true_regnum to REGNO in
16346 post-reload splitters.
16347 (zero_extend splitters): Use general_reg_operand and
16348 nonimmediate_gr_operand predicates.
16350 2016-05-05 Jakub Jelinek <jakub@redhat.com>
16352 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>): Use
16353 v constraint instead of x.
16355 2016-05-05 Alan Modra <amodra@gmail.com>
16358 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Don't
16359 set OPTION_MASK_RELOCATABLE when flag_pic == 2. Set
16360 TARGET_NO_FP_IN_TOC for -mrelocatable.
16361 (MINIMAL_TOC_SECTION_ASM_OP): Remove redundant
16362 TARGET_RELOCATABLE test.
16363 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
16364 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
16365 * config/rs6000/linux64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
16366 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
16367 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
16368 * config/rs6000/freebsd64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
16369 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
16370 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
16371 * config/rs6000/predicates.md (easy_fp_constant): Likewise.
16372 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
16374 (rs6000_assemble_integer): Update TARGET_RELOCATABLE test.
16375 (rs6000_stack_info): Likewise.
16376 (rs6000_elf_asm_out_constructor): Likewise.
16377 (rs6000_elf_asm_out_destructor): Likewise.
16378 (rs6000_elf_declare_function_name): Likewise.
16379 * config/rs6000/rs6000.md (load_toc_aix_di): Likewise.
16380 * config/rs6000/rs6000.h (MASK_RELOCATABLE, MASK_MINIMAL_TOC):
16383 2016-05-05 Alan Modra <amodra@gmail.com>
16385 * config/rs6000/rs6000.c (rs6000_frame_related): Rewrite.
16387 2016-05-05 Alan Modra <amodra@gmail.com>
16389 * config/rs6000/rs6000.c (rs6000_savres_strategy): Don't use
16390 out-of-line gpr restore for one or two regs if that would add
16393 2016-05-04 Uros Bizjak <ubizjak@gmail.com>
16396 * config/i386/i386.md
16397 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df peephole2):
16398 Change to post-epilogue_completed late splitter. Use sse_reg_operand
16399 as operand 0 predicate.
16400 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf peephole2):
16402 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float {si,di}->{sf,df} peephole2):
16403 Ditto. Emit the pattern using RTX.
16405 (TARGET_USE_VECTOR_FP_CONVERTS float_extend sf->df splitter):
16406 Use sse_reg_opreand as operand 0 predicate. Do not use true_regnum in
16407 the post-reload splitter. Use lowpart_subreg instead of gen_rtx_REG.
16408 (TARGET_USE_VECTOR_FP_CONVERTS float_truncate df->sf splitter):
16410 (TARGET_USE_VECTOR_CONVERTS float si->{sf,df} splitter): Use
16411 sse_reg_operand as operand 0 predicate.
16413 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_extend sf->df peephole2):
16414 Use sse_reg_opreand as operand 0 predicate. Use lowpart_subreg
16415 instead of gen_rtx_REG.
16416 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_truncate sf->df peephole2):
16419 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
16421 * function.c (emit_use_return_register_into_block): Delete.
16422 (gen_return_pattern): Delete.
16423 (emit_return_into_block): Delete.
16424 (active_insn_between): Delete.
16425 (convert_jumps_to_returns): Delete.
16426 (emit_return_for_exit): Delete.
16427 (thread_prologue_and_epilogue_insns): Delete all code dealing with
16428 simple_return for shrink-wrapped blocks.
16429 * shrink-wrap.c (try_shrink_wrapping): Insert simple_return at the
16430 end of blocks that need one.
16431 (get_unconverted_simple_return): Delete.
16432 (convert_to_simple_return): Delete.
16433 * shrink-wrap.c (get_unconverted_simple_return): Delete declaration.
16434 (convert_to_simple_return): Ditto.
16436 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
16438 * cfgcleanup.c (bb_is_just_return): New function.
16439 (try_optimize_cfg): Simplify jumps to return, branches to return,
16440 and branches around return.
16442 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
16444 * cfgcleanup.c (try_simplify_condjump): Don't try to simplify a
16445 branch to a return.
16447 2016-05-04 Jakub Jelinek <jakub@redhat.com>
16451 * tree-core.h (enum operand_equal_flag): Add OEP_HASH_CHECK.
16452 * tree.c (inchash::add_expr): If !IS_EXPR_CODE_CLASS (tclass),
16453 assert flags & OEP_HASH_CHECK, instead of asserting it
16454 never happens. Handle TARGET_EXPR.
16455 * fold-const.c (operand_equal_p): For hash verification,
16456 or in OEP_HASH_CHECK into flags.
16458 2016-05-04 Eric Botcazou <ebotcazou@adacore.com>
16460 * tree-ssa-coalesce.c (gimple_can_coalesce_p): Fix reference in head
16462 (compute_samebase_partition_bases): Fix typo.
16464 2016-05-04 Jakub Jelinek <jakub@redhat.com>
16466 * config/i386/sse.md (vec_interleave_highv8sf,
16467 vec_interleave_lowv8sf, vec_interleave_highv4df,
16468 vec_interleave_lowv4df): Remove constraints from expanders.
16470 * config/i386/sse.md (sse2_movq128): Use v constraint instead of x.
16472 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
16474 * tree-inline.c (expand_call_inline): Fix path dealing with
16475 making lhs of call statement undefined.
16477 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
16479 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases):
16480 Check availability on NODE, too.
16481 * cgraph.h (symtab_node::call_for_symbol_and_aliases): Likewise.
16482 (cgraph_node::call_for_symbol_and_aliases): Likewise.
16483 (varpool_node::call_for_symbol_and_aliase): Likewise.
16484 * ipa-pure-const.c (add_new_function): Analyze all bodies.
16485 (propagate_pure_const): Propagate across interposable functions, too.
16486 (skip_function_for_local_pure_const): Do not skip interposable bodies
16488 (pass_local_pure_const::execute): Update.
16490 2016-05-04 Marek Polacek <polacek@redhat.com>
16492 * doc/invoke.texi: Document -Wdangling-else.
16494 2016-05-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
16496 * config.gcc: Error out when conflicting multilib is detected. Do not
16497 loop over multilibs since no combination is legal.
16499 2016-05-04 Alan Modra <amodra@gmail.com>
16501 * config/rs6000/rs6000.h (PIC_OFFSET_TABLE_REGNUM): Correct.
16502 * config/rs6000/sysv4.h (TARGET_TOC): Simplify.
16503 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
16506 2016-05-04 Matthew Fortune <matthew.fortune@imgtec.com>
16508 * config/mips/mips-cpus.def (p5600): Avoid IMADD by default.
16509 Clean up p5600 comments.
16511 2016-05-04 Richard Biener <rguenther@suse.de>
16513 * match.pd: Add BIT_FIELD_REF canonicalizations and vector
16514 constructor simplifications.
16515 * fold-const.c (fold_ternary_loc): Remove duplicate functionality here.
16517 2016-05-04 Oleg Endo <olegendo@gcc.gnu.org>
16519 * config/sh/predicates (post_inc_mem, pre_dec_mem): New predicates.
16520 * config/sh/sh-protos.h (sh_find_set_of_reg): Return null result if
16521 result.set_rtx is null instead of aborting.
16522 * config/sh/sh.h (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT):
16524 (USE_LOAD_PRE_DECREMENT, USE_STORE_POST_INCREMENT): Enable for SH2A.
16525 * config/sh/sh.md (*extend<mode>si2_predec, *mov<mode>_load_predec,
16526 *mov<mode>_store_postinc): New patterns.
16528 2016-05-04 Marc Glisse <marc.glisse@inria.fr>
16530 * match.pd ((A | B) & (A | C)): Generalize to BIT_XOR_EXPR. Mark
16531 as commutative. Check both conversions are NOP.
16532 ((A & B) OP (C & B)): Remove.
16534 2016-05-04 Alan Modra <amodra@gmail.com>
16536 * combine.c (simplify_set): Correct WORD_REGISTER_OPERATIONS test.
16538 2016-05-04 Alan Modra <amodra@gmail.com>
16541 * config/rs6000/rs6000.c (rs6000_stack_info): Don't set cr_save_p
16542 when cr2,3,4 are all fixed regs.
16544 2016-05-04 Bernd Schmidt <bschmidt@redhat.com>
16546 PR rtl-optimization/57193
16547 * opts.c (default_options_table): Revert OPT_frename_registers change.
16548 * doc/invoke.texi (-frename-registers, -O2): Likewise.
16550 2016-05-03 Martin Sebor <msebor@redhat.com>
16553 * builtins.c (fold_builtin_FILE): New function.
16554 (fold_builtin_FUNCTION, fold_builtin_LINE): New functions.
16555 (fold_builtin_0): Call them.
16556 * gimplify.c (gimplify_call_expr): Remove the handling of
16557 BUILT_IN_FILE, BUILT_IN_FUNCTION, and BUILT_IN_LINE.
16560 * doc/extend.texi (Other Builtins): Update __builtin_FILE,
16561 __builtin_FUNCTION, and __builtin_LINE to reflect they yield
16565 * doc/extend.texi (Function Names as Strings): Update __func__,
16566 __FUNCTION__, __PRETTY_FUNCTION__ to reflect they evaluate to
16569 2016-05-03 Jakub Jelinek <jakub@redhat.com>
16570 Richard Biener <rguenther@suse.de>
16572 PR tree-optimization/70916
16573 * tree-if-conv.c: Include cfganal.h.
16574 (pass_if_conversion::execute): Call connect_infinite_loops_to_exit
16575 and remove_fake_exit_edges around the optimization pass.
16577 2016-05-03 Jan Hubicka <hubicka@ucw.cz>
16579 * cgraph.c (symbol_table::create_edge): Set inline_failed.
16580 (cgraph_edge::make_direct): Likewise.
16581 (cgraph_edge::dump_edge_flags): Dump call_stmt_cannot_inline_p.
16582 * cgraphclones.c (duplicate_thunk_for_node): Set inline_failed.
16583 * cif-code.def (CIF_LTO_MISMATCHED_DECLARATIONS): New code
16584 (CIF_THUNK): New code.
16585 * ipa-inline-analysis.c (initialize_inline_failed): Preserve
16586 CIF_FINAL_ERROR codes; do not deal with call_stmt_cannot_inline_p.
16587 (compute_inline_parameters): Set inline_failed for thunks.
16588 (inline_analyze_function): Cleanup.
16589 * ipa-inline.c (can_inline_edge_p): Do not deal with
16590 call_stmt_cannot_inline_p.
16591 (can_early_inline_edge_p): Likewise.
16592 (early_inliner): Initialize inline_failed.
16593 * lto-cgraph.c (lto_output_edge): Sanity check inline_failed.
16595 2016-05-03 Uros Bizjak <ubizjak@gmail.com>
16597 * config/i386/predicates.md (x87nonimm_ssenomem_operand): Rename
16598 from nonimm_ssenomem_operand.
16599 (nonimm_ssenomem_operand): New predicate.
16600 * config/i386/i386.md (extendsfdf2): Use nonimm_ssenomem_operand
16601 as operand 0 predicate.
16602 (*extendsfdf2): Merge from *extendsfdf2_mixed and *extendsfdf2_i387.
16603 Disable unsupported alternatives using "enabled" attribute.
16604 Use register_ssemem_operand as operand 0 predicate.
16605 (*fop_<mode>_1): Use x87nonimm_ssenomem_operand as operand 1 predicate.
16607 2016-05-03 Marek Polacek <polacek@redhat.com>
16610 * input.c (expansion_point_location): New function.
16611 * input.h (expansion_point_location): Declare.
16613 2016-05-03 Pierre-Marie de Rodat <derodat@adacore.com>
16615 * dwarf2out.c (resolve_args_picking_1): Replace the frame_offset
16616 occurence with frame_offset_ ones.
16618 2016-05-03 Alan Modra <amodra@gmail.com>
16620 PR rtl-optimization/70890
16621 * ira.c (combine_and_move_insns): When moving def_insn, remove
16622 equivs on use_insn.
16624 2016-05-03 Dominik Vogt <vogt@linux.vnet.ibm.com>
16626 * config/s390/s390.md ("*r<noxa>sbg_<mode>_sll")
16627 ("*r<noxa>sbg_<mode>_srl"): New define_insns.
16628 ("*r<noxa>sbg_<mode>_srl_bitmask"): Rename by adding "_bitmask".
16629 ("*r<noxa>sbg_<mode>_sll_bitmask"): Likewise.
16631 2016-05-03 Alan Modra <amodra@gmail.com>
16633 * config/rs6000/rs6000.c (rs6000_savres_strategy): Correct condition
16634 for SAVE_MULTIPLE/STORE_MULTIPLE.
16636 2016-05-03 Jakub Jelinek <jakub@redhat.com>
16638 * config/i386/i386.md (*truncdfsf_mixed, *truncdfsf_i387,
16639 *truncxfsf2_mixed, *truncxfdf2_mixed): Use v constraint instead of x.
16641 2016-05-03 Richard Biener <rguenther@suse.de>
16643 * gimplify.h (get_initialized_tmp_var): Add allow_ssa parameter
16645 (gimplify_arg): Likewise.
16646 * gimplify.c (gimplify_expr): Add overload with allow_ssa parameter,
16647 re-writing the result to a decl if required.
16648 (internal_get_tmp_var): Add allow_ssa parameter
16649 and override into_ssa with it.
16650 (get_formal_tmp_var): Adjust.
16651 (get_initialized_tmp_var): Add allow_ssa parameter.
16652 (gimplify_arg): Add allow_ssa parameter and avoid generating
16653 SSA names for the result false.
16654 (gimplify_call_expr): If the call may return twice do not
16655 gimplify parameters into SSA.
16656 (prepare_gimple_addressable): Do not allow an SSA name as temporary.
16657 (gimplify_modify_expr): Adjust assert. For noreturn calls
16658 with a SSA name LHS adjust its def.
16659 (gimplify_save_expr): Do not allow an SSA name as save-expr result.
16660 (gimplify_one_sizepos): Do not allow an SSA name as a sizepos.
16661 (gimplify_body): Init GIMPLE SSA data structures and gimplify into-SSA.
16662 (gimplify_scan_omp_clauses): Make sure OMP_CLAUSE_SIZE is not
16663 an SSA name. Likewise for OMP_CLAUSE_REDUCTION operands.
16664 (gimplify_omp_for): Likewise for OMP_CLAUSE_DECL. Likewise
16665 for OMP_FOR_COND, OMP_FOR_INCR and OMP_CLAUSE_LINEAR_STEP.
16666 (optimize_target_teams): Do not allow SSA names for clause operands.
16667 (gimplify_expr): Likewise for where we mark the result addressable.
16668 * passes.def (pass_init_datastructures): Remove.
16669 * tree-into-ssa.c (mark_def_sites): Ignore existing SSA names.
16670 (rewrite_stmt): Likewise.
16671 * tree-inline.c (initialize_cfun): Properly transfer SSA state.
16672 (replace_locals_op): Replace SSA names.
16673 (copy_gimple_seq_and_replace_locals): Init src_cfun.
16674 * gimple-low.c (lower_builtin_setjmp): Deal with SSA.
16675 * cgraph.c (release_function_body): Free CFG annotations only
16676 when we have a CFG. Simplify.
16677 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
16678 force_gimple_operand instead of get_initialized_tmp_var.
16679 * tree-pass.h (make_pass_init_datastructures): Remove.
16680 * tree-ssa.c (execute_init_datastructures): Remove.
16681 (pass_data_init_datastructures): Likewise.
16682 (class pass_init_datastructures): Likewise.
16683 (make_pass_init_datastructures): Likewise.
16684 * omp-low.c (create_omp_child_function): Init SSA data structures.
16685 (grid_expand_target_grid_body): Likewise.
16686 * tree-cfg.c (move_block_to_fn): Double-check the DEF is an SSA
16687 name before adding it to names_to_release.
16688 (remove_bb): Always release SSA defs.
16689 * tree-ssa-ccp.c (get_default_value): Check SSA_NAME_VAR
16690 before dereferencing it.
16691 * cgraphunit.c (init_lowered_empty_function): Always
16692 int SSA data structures.
16693 * tree-ssanames.c (release_defs): Remove assert that we are in
16695 * trans-mem.c (diagnose_tm_1): Handle SSA name function.
16697 2016-05-03 Jakub Jelinek <jakub@redhat.com>
16698 Uros Bizjak <ubizjak@gmail.com>
16700 PR rtl-optimization/70467
16701 * config/i386/predicates.md (x86_64_hilo_int_operand,
16702 x86_64_hilo_general_operand): New predicates.
16703 * config/i386/constraints.md (Wd): New constraint.
16704 * config/i386/i386.md (mode attr di): Use Wd instead of e.
16705 (general_hilo_operand): New mode attr.
16706 (add<mode>3, sub<mode>3): Use <general_hilo_operand>
16707 instead of <general_operand>.
16708 (*add<dwi>3_doubleword, *sub<dwi>3_doubleword): Use
16709 x86_64_hilo_general_operand instead of <general_operand>.
16711 2016-05-03 Jakub Jelinek <jakub@redhat.com>
16713 PR tree-optimization/70916
16714 * tree-if-conv.c (constant_or_ssa_name): Removed.
16715 (fold_build_cond_expr): Use is_gimple_val instead of
16716 constant_or_ssa_name.
16718 PR tree-optimization/70916
16719 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Give up
16720 if COND_EXPR rhs1 is neither SSA_NAME nor COMPARISON_CLASS_P.
16723 * tree-ssa-ccp.c: Include stor-layout.h and optabs-query.h.
16724 (optimize_atomic_bit_test_and): New function.
16725 (pass_fold_builtins::execute): Use it.
16726 * optabs.def (atomic_bit_test_and_set_optab,
16727 atomic_bit_test_and_complement_optab,
16728 atomic_bit_test_and_reset_optab): New optabs.
16729 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET,
16730 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_BIT_TEST_AND_RESET): New ifns.
16731 * builtins.h (expand_ifn_atomic_bit_test_and): New prototype.
16732 * builtins.c (expand_ifn_atomic_bit_test_and): New function.
16733 * internal-fn.c (expand_ATOMIC_BIT_TEST_AND_SET,
16734 expand_ATOMIC_BIT_TEST_AND_COMPLEMENT,
16735 expand_ATOMIC_BIT_TEST_AND_RESET): New functions.
16736 * doc/md.texi (atomic_bit_test_and_set@var{mode},
16737 atomic_bit_test_and_complement@var{mode},
16738 atomic_bit_test_and_reset@var{mode}): Document.
16739 * config/i386/sync.md (atomic_bit_test_and_set<mode>,
16740 atomic_bit_test_and_complement<mode>,
16741 atomic_bit_test_and_reset<mode>): New expanders.
16742 (atomic_bit_test_and_set<mode>_1,
16743 atomic_bit_test_and_complement<mode>_1,
16744 atomic_bit_test_and_reset<mode>_1): New insns.
16746 2016-05-03 Richard Sandiford <richard.sandiford@arm.com>
16748 PR rtl-optimization/70687
16749 * combine.c (change_zero_ext): Check for scalar modes. Use wide_int
16750 instead of unsigned HOST_WIDE_INT.
16752 2016-05-03 Bernd Schmidt <bschmidt@redhat.com>
16754 PR rtl-optimization/44281
16755 * hard-reg-set.h (struct target_hard_regs): New field
16756 x_fixed_nonglobal_reg_set.
16757 (fixed_nonglobal_reg_set): New macro.
16758 * reginfo.c (init_reg_sets_1): Initialize it.
16759 * ira.c (setup_alloc_regs): Use fixed_nonglobal_reg_set instead
16761 * df-scan.c (df_insn_refs_collect): Asms may reference global regs.
16763 2016-05-03 Bin Cheng <bin.cheng@arm.com>
16765 PR tree-optimization/56541
16766 * doc/invoke.texi (@item max-tree-if-conversion-phi-args): New item.
16767 * params.def (PARAM_MAX_TREE_IF_CONVERSION_PHI_ARGS): new param.
16768 * tree-if-conv.c (MAX_PHI_ARG_NUM): new macro.
16769 (any_complicated_phi): new static variable.
16770 (aggressive_if_conv): delete.
16771 (if_convertible_phi_p): support phis with more than two arguments.
16772 (if_convertible_bb_p): remvoe check on aggressive_if_conv and
16773 critical pred edges.
16774 (ifcvt_split_critical_edges): support phis with more than two
16775 arguments by checking new parameter. only split critical edges
16777 (tree_if_conversion): handle simd pragma marked loop using new
16778 local variable aggressive_if_conv. check any_complicated_phi.
16780 2016-05-03 Bin Cheng <bin.cheng@arm.com>
16782 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check depends_on
16785 2016-05-03 Bin Cheng <bin.cheng@arm.com>
16787 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Don't clobber
16790 2016-05-03 Oleg Endo <olegendo@gcc.gnu.org>
16792 * config/sh/sh.md (udivsi3, divsi3, mulsi3): Simplify.
16793 (mulhisi3, umulhisi3, (smulsi3_highpart, umulsi3_highpart): Convert to
16794 define_insn_and_split.
16795 (mulsi3_i): New define_insn_and_split.
16796 (mulsi3_call): Convert to define_insn.
16797 (mulsidi3, mulsidi3_compact, umulsidi3, umulsidi3_compact):
16798 Remove constraints.
16800 2016-05-02 Michael Meissner <meissner@linux.vnet.ibm.com>
16802 * machmode.h (mode_complex): Add support to give the complex mode
16804 (GET_MODE_COMPLEX_MODE): Likewise.
16805 * stor-layout.c (layout_type): For COMPLEX_TYPE, use the mode
16806 stored by build_complex_type and gfc_build_complex_type instead of
16807 trying to figure out the appropriate mode based on the size. Raise
16808 an assertion error, if the type was not set.
16809 * genmodes.c (struct mode_data): Add field for the complex type of
16811 (blank_mode): Likewise.
16812 (make_complex_modes): Remember the complex mode created in the
16814 (emit_mode_complex): Write out the mode_complex array to map a
16815 type mode to the complex version.
16816 (emit_insn_modes_c): Likewise.
16817 * tree.c (build_complex_type): Set the complex type to use before
16818 calling layout_type.
16819 * config/rs6000/rs6000.c (rs6000_hard_regno_nregs_internal): Add
16820 support for __float128 complex datatypes.
16821 (rs6000_hard_regno_mode_ok): Likewise.
16822 (rs6000_setup_reg_addr_masks): Likewise.
16823 (rs6000_complex_function_value): Likewise.
16824 * config/rs6000/rs6000.h (FLOAT128_IEEE_P): Likewise.
16825 __float128 and __ibm128 complex.
16826 (FLOAT128_IBM_P): Likewise.
16827 (ALTIVEC_ARG_MAX_RETURN): Likewise.
16828 * doc/extend.texi (Additional Floating Types): Document that
16829 -mfloat128 must be used to enable __float128. Document complex
16830 __float128 and __ibm128 support.
16832 2016-05-02 Jakub Jelinek <jakub@redhat.com>
16835 * gimple.c (gimple_builtin_call_types_compatible_p): Allow
16836 char/short arguments promoted to int because of promote_prototypes.
16838 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
16840 * config/i386/predicates.md (register_ssemem_operand): New predicate.
16841 * config/i386/i386.md (*cmpi<FPCMP:unord><MODEF:mode>): Merge from
16842 *cmpi<FPCMP:unord><MODEF:mode>_mixed and
16843 *cmpi<FPCMP:unord><X87MODEF:mode>_i387. Disable unsupported
16844 alternatives using "enabled" attribute. Use register_ssemem_operand
16845 as operand 1 predicate.
16846 (*cmpi<unord>xf_i387): Split XFmode pattern from
16847 *cmpi<FPCMP:unord><X87MODEF:mode>_i387.
16848 (*absneg<mode>2): Merge from *absneg<mode>2_mixed and
16849 *absneg<mode>2_i387. Disable unsupported alternatives using
16850 "enabled" attribute.
16851 (*absnegxf2_i387): Split XFmode pattern from *absneg<mode>2_i387.
16853 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
16855 * omp-low.c (lower_oacc_head_tail): Assert there is at least one
16857 (oacc_loop_process): Check mask for loop termination.
16859 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
16861 * cif-code.def (CIF_THUNK): Add.
16862 * ipa-inline-analsysis.c (evaluate_conditions_for_known_args): Revert
16865 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
16867 * ipa-inline-analysis.c (reset_inline_summary): Clear fp_expressions
16868 (dump_inline_summary): Dump it.
16869 (fp_expression_p): New predicate.
16870 (estimate_function_body_sizes): Use it.
16871 (inline_merge_summary): Merge fp_expressions.
16872 (inline_read_section): Read fp_expressions.
16873 (inline_write_summary): Write fp_expressions.
16874 * ipa-inline.c (can_inline_edge_p): Permit inlining across fp math
16875 codegen boundary if either caller or callee is !fp_expressions.
16876 * ipa-inline.h (inline_summary): Add fp_expressions.
16877 * ipa-inline-transform.c (inline_call): When inlining !fp_expressions
16878 to fp_expressions be sure the fp generation flags are updated.
16880 2016-05-02 Jakub Jelinek <jakub@redhat.com>
16882 PR rtl-optimization/70467
16883 * cse.c (cse_insn): Handle no-op MEM moves after folding.
16885 PR rtl-optimization/70467
16886 * ipa-pure-const.c (check_call): Handle internal calls even in
16887 ipa mode like in local mode.
16889 2016-05-02 Bernd Edlinger <bernd.edlinger@hotmail.de>
16891 * doc/install.texi: Document supported in-tree gmp/mpfr/mpc versions.
16893 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
16895 * match.pd (X u< X, X u> X): New transformations.
16897 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
16899 * flag-types.h (enum warn_strict_overflow_code): Move ...
16900 * coretypes.h: ... here.
16901 * fold-const.h (fold_overflow_warning): Declare.
16902 * fold-const.c (fold_overflow_warning): Make non-static.
16903 (fold_comparison): Move the transformation of X +- C1 CMP C2
16904 into X CMP C2 -+ C1 ...
16905 * match.pd: ... here.
16906 * gimple-fold.c (fold_stmt_1): Protect with
16907 fold_defer_overflow_warnings.
16909 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
16911 * omp-low.c (struct oacc_loop): Add 'inner' field.
16912 (new_oacc_loop_raw): Initialize it to zero.
16913 (oacc_loop_fixed_partitions): Initialize it.
16914 (oacc_loop_auto_partitions): Partition outermost loop to outermost
16915 available partitioning.
16917 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
16919 * config/arc/arc.md (mulsidi3): Change operand 0 predicate to
16921 (umulsidi3): Likewise.
16922 (indirect_jump): Fix jump instruction assembly patterns.
16924 2016-05-02 Thomas Schwinge <thomas@codesourcery.com>
16927 * config/nvptx/nvptx.c (nvptx_libcall_value): Handle NULL cfun.
16928 (nvptx_function_value): Assert non-NULL cfun.
16930 2016-05-02 Eric Botcazou <ebotcazou@adacore.com>
16932 PR rtl-optimization/70886
16933 * sched-deps.c (estimate_dep_weak): Canonicalize cselib values.
16935 * cselib.h (rtx_equal_for_cselib_1): Declare.
16936 (rtx_equal_for_cselib_p: New inline function.
16937 * cselib.c (rtx_equal_for_cselib_p): Delete.
16938 (rtx_equal_for_cselib_1): Make public.
16940 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
16942 * config/i386/predicates.md (nonimm_ssenomem_operand): New predicate.
16943 (register_mixssei387nonimm_operand): Remove predicate.
16944 * config/i386/i386.md (*fop_<mode>_comm): Merge from
16945 *fop_<mode>_comm_mixed and *fop_<mode>_comm_i387. Disable unsupported
16946 alternatives using "enabled" attribute. Also check X87_ENABLE_ARITH
16947 for TARGET_MIX_SSE_I387 alternatives.
16948 (*fop_<mode>_1): Merge from *fop_<mode>_1_mixed and *fop_<mode>_1_i387.
16949 Disable unsupported alternatives using "enabled" attribute. Use
16950 nonimm_ssenomem_operand as operand 1 predicate. Also check
16951 X87_ENABLE_ARITH for TARGET_MIX_SSE_I387 alternatives.
16953 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
16955 * tree.c (cst_and_fits_in_hwi): Simplify.
16957 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
16959 * tree.h (wi::to_wide): New function.
16960 * expr.c (expand_expr_real_1): Use wi::to_wide.
16961 * fold-const.c (int_const_binop_1): Likewise.
16962 (extract_muldiv_1): Likewise.
16964 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
16966 * wide-int.h: Update offset_int and widest_int documentation.
16967 (WI_SIGNED_SHIFT_RESULT): New macro.
16968 (wi::binary_shift): Define signed_shift_result_type for
16969 shifts on offset_int- and widest_int-like types.
16970 (generic_wide_int): Support <<= and >>= if << and >> are supported.
16971 * tree.h (int_bit_position): Use shift operators instead of wi::
16973 * alias.c (adjust_offset_for_component_ref): Likewise.
16974 * expr.c (get_inner_reference): Likewise.
16975 * fold-const.c (fold_comparison): Likewise.
16976 * gimple-fold.c (fold_nonarray_ctor_reference): Likewise.
16977 * gimple-ssa-strength-reduction.c (restructure_reference): Likewise.
16978 * tree-dfa.c (get_ref_base_and_extent): Likewise.
16979 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Likewise.
16980 (stmt_kills_ref_p): Likewise.
16981 * tree-ssa-ccp.c (bit_value_binop_1): Likewise.
16982 * tree-ssa-math-opts.c (find_bswap_or_nop_load): Likewise.
16983 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
16984 (ao_ref_init_from_vn_reference): Likewise.
16986 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
16988 * wide-int.h: Update offset_int and widest_int documentation.
16989 (WI_SIGNED_BINARY_PREDICATE_RESULT): New macro.
16990 (wi::binary_traits): Allow ordered comparisons between offset_int and
16991 offset_int, between widest_int and widest_int, and between either
16992 of these types and basic C types.
16993 (operator <, <=, >, >=): Define for the same combinations.
16994 * tree.h (tree_int_cst_lt): Use comparison operators instead
16995 of wi:: comparisons.
16996 (tree_int_cst_le): Likewise.
16997 * gimple-fold.c (fold_array_ctor_reference): Likewise.
16998 (fold_nonarray_ctor_reference): Likewise.
16999 * gimple-ssa-strength-reduction.c (record_increment): Likewise.
17000 * tree-affine.c (aff_comb_cannot_overlap_p): Likewise.
17001 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Likewise.
17002 * tree-sra.c (completely_scalarize): Likewise.
17003 * tree-ssa-alias.c (stmt_kills_ref_p): Likewise.
17004 * tree-ssa-reassoc.c (extract_bit_test_mask): Likewise.
17005 * tree-vrp.c (extract_range_from_binary_expr_1): Likewise.
17006 (check_for_binary_op_overflow): Likewise.
17007 (search_for_addr_array): Likewise.
17008 * ubsan.c (ubsan_expand_objsize_ifn): Likewise.
17010 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
17012 * config/arc/arc.c (arc_preferred_simd_mode): Remove enum keyword.
17013 (arc_save_restore): Likewise.
17014 (arc_dwarf_register_span): Likewise.
17015 (arc_output_pic_addr_const): Initialize suffix variable.
17017 2016-05-02 Martin Liska <mliska@suse.cz>
17019 * symbol-summary.h (function_summary::function_summary):
17020 Remove checking assert for all cgraph nodes.
17021 (function_summary::get): Check summary_uid.
17022 (symtab_insertion): Check summary_uid.
17024 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
17026 * config/arc/arc-protos.h (compact_memory_operand_p): Declare.
17027 * config/arc/arc.c (arc_output_commutative_cond_exec): Consider
17028 bmaskn instruction.
17029 (arc_dwarf_register_span): Remove enum keyword.
17030 (compact_memory_operand_p): New function.
17031 * config/arc/arc.h (reg_class): Add code density register classes.
17032 (REG_CLASS_NAMES): Likewise.
17033 (REG_CLASS_CONTENTS): Likewise.
17034 * config/arc/arc.md (*movqi_insn): Add code density instructions.
17035 (*movhi_insn, *movsi_insn, *movsf_insn): Likewise.
17036 (*extendhisi2_i, andsi3_i, cmpsi_cc_insn_mixed): Likewise.
17037 (*cmpsi_cc_c_insn, *movsi_ne): Likewise.
17038 * config/arc/constraints.md (C2p, Uts, Cm1, Cm3, Ucd): New
17040 (h, Rcd, Rsd, Rzd): New register constraints.
17041 (T): Use compact_memory_operand_p function.
17042 * config/arc/predicates.md (compact_load_memory_operand): Remove.
17044 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
17046 * config/sh/sh.md (*negnegt, *movtt): Remove.
17048 2016-05-02 Marek Polacek <polacek@redhat.com>
17049 Tom de Vries <tom@codesourcery.com>
17051 PR tree-optimization/70700
17052 * tree-ssa-structalias.c (dump_pred_graph): Fix getting varinfo for ids
17053 bigger than FIRST_REF_NODE.
17055 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
17058 * config/sh/sh.c (sh_option_override): Remove TARGET_CBRANCHDI4,
17060 (prepare_cbranch_operands): Don't use scratch register. Assume that
17061 function is used when pseudos can be created.
17062 (expand_cbranchdi4): Likewise. Remove unused TARGET_CMPEQDI_T paths.
17063 * config/sh/sh.md (cbranchsi4): Allow only when pseudos can be created.
17064 (cbranchdi4, cbranchdi4_i): Simplify to single cbranchdi4
17065 define_expand. Allow it only when pseudos can be created.
17066 * config/sh/sh.opt (mcbranchdi, mcmpeqdi): Delete.
17068 2016-05-01 Uros Bizjak <ubizjak@gmail.com>
17070 * config/i386/constraints.md (BC): Only allow -1 operands.
17071 * config/i386/sse.md (mov<mode>_internal): Add (v,C) alternative.
17072 Add "enabled" attribute. Update XI mode attribute calculation.
17073 * config/i386/i386.md (*movxi_internal_avx512f): Add (v,C) alternative.
17074 (*movoi_internal_avx): Update XI mode attribute calculation.
17075 (*movti_internal): Ditto.
17077 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
17079 * config/sh/sh.md (push, pop, ic_invalidate_line, cstoresi4, cstoredi4,
17080 cstoresf4, cstoredf4, fix_truncsfsi2): Remove constraints.
17082 2016-05-01 Eric Botcazou <ebotcazou@adacore.com>
17084 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Do not use switch
17085 statement on instruction code. Remove trailing spaces.
17086 (altivec_expand_stv_builtin): Likewise.
17088 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
17090 * config/sh/sh.h (TARGET_SH4): Remove and use default implementation.
17091 (TARGET_FPU_DOUBLE): Simplify.
17092 (BASE_ARG_REG, DOUBLE_TYPE_SIZE, OPTIMIZE_MODE_SWITCHING): Replace
17093 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions with 'TARGET_FPU_DOUBLE'.
17094 * config/sh/sh.c: Replace 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions
17095 with 'TARGET_FPU_DOUBLE'.
17096 * config/sh/sh.md: Likewise.
17098 2016-05-01 Yoshinori Sato <ysato@users.sourceforge.jp>
17100 * config/sh/linux.h (SH_DIV_STRATEGY_DEFAULT,
17101 SH_DIV_STR_FOR_SIZE): Remove.
17102 * config/sh/netbsd-elf.h (SH_DIV_STRATEGY_DEFAULT,
17103 SH_DIV_STR_FOR_SIZE): Remove.
17105 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
17107 * config/sh/predicates.md (any_register_operand, zero_extend_operand,
17108 logical_reg_operand): Delete.
17109 (arith_operand, arith_reg_dest, arith_or_int_operand, cmpsi_operand,
17110 arith_reg_or_0_operand, arith_reg_or_0_or_1_operand, logical_operand,
17111 logical_and_operand, movsrc_no_disp_mem_operand): Rewrite using
17112 match_operand and match_test.
17113 (sh_const_vec, sh_1el_vec): Remove redundant checks. Declare local
17114 variables on their first use. Return bool values.
17115 * config/sh/sh.h (LOAD_EXTEND_OP): Update comment.
17116 * config/sh/sh.md (andsi3, iorsi3): Use arith_reg_dest for result and
17117 arith_reg_operand for input operand. Remove empty constraints.
17119 (*xorsi3_compact): Rename to xorsi3.
17120 (zero_extend<mode>si2): Use arith_reg_operand for input operand.
17121 (*zero_extend<mode>si2_disp_mem): Update comment.
17124 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
17126 * config/sh/t-sh: Remove SH5 support.
17127 * config.gcc: Likewise.
17128 * configure: Likewise.
17130 2016-04-30 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
17132 * config/darwin.h (LINK_COMMAND_SPEC_A): Handle -fcilkplus.
17134 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
17136 * config/sh/sh.c (register_sh_passes, sh_option_override,
17137 sh_print_operand, prepare_move_operands,
17138 sh_can_follow_jump): Remove TARGET_SH1 checks.
17139 * config/sh/sh.h (TARGET_VARARGS_PRETEND_ARGS, VALID_REGISTER_P,
17140 PROMOTE_MODE): Likewise.
17141 * config/sh/sh.md (adddi3, addsi3, subdi3, subsi3, andsi3,
17144 2016-04-30 Alan Modra <amodra@gmail.com>
17146 * config/rs6000/rs6000.c (rs6000_savres_strategy): Force inline
17147 restoring when fixed_reg_p, but allow out-of-line or stmw save.
17148 Check for user regs later to avoid unnecessary looping over regs.
17149 Merge user reg check with non-saved reg check. Don't force
17150 inline VR restore when static chain used.
17151 (rs6000_frame_related): Omit eh_frame info for user regs when
17153 (fixed_regs_p): Delete.
17155 2016-04-30 Alan Modra <amodra@gmail.com>
17157 * config/rs6000/rs6000.c (SAVRES_MULTIPLE): Replace with..
17158 (SAVE_STRATEGY, REST_STRATEGY): ..this. Renumber and sort enum.
17161 2016-04-30 Alan Modra <amodra@gmail.com>
17164 * config/rs6000/rs6000.c (fixed_reg_p): New function.
17165 (fixed_regs_p): Rename from global_regs_p. Call fixed_reg_p.
17168 2016-04-30 Alan Modra <amodra@gmail.com>
17170 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
17171 Remove redundant PIC_OFFSET_TABLE_REGNUM test. Replace with
17172 flag_pic test for Darwin.
17174 2016-04-30 Alan Modra <amodra@gmail.com>
17176 * regs.h (struct reg_info_t): Delete freq_calls_crossed and
17177 throw_calls_crossed.
17178 (REG_FREQ_CALLS_CROSSED): Delete.
17179 (REG_N_THROWING_CALLS_CROSSED): Delete.
17180 * regstat.c (regstat_bb_compute_ri): Don't calculate
17181 REG_FREQ_CALLS_CROSSED and REG_N_THROWING_CALLS_CROSSED.
17182 (dump_reg_info): Don't print call cross frequency.
17183 * ira.c (combine_and_move_insns): Don't set REG_FREQ_CALLS_CROSSED
17184 and REG_N_THROWING_CALLS_CROSSED.
17186 2016-04-30 Alan Modra <amodra@gmail.com>
17188 * regs.h (struct reg_info_t): Delete live_length.
17189 (REG_LIVE_LENGTH): Delete macro.
17190 * regstat.c (regstat_bb_compute_ri): Delete artificial_uses,
17191 local_live, local_processed and local_live_last_luid params.
17192 Replace bb_index param with bb. Don't set REG_LIVE_LENGTH.
17194 (regstat_compute_ri): Adjust for above. Don't set
17196 (dump_reg_info): Don't print live length.
17197 * ira.c (update_equiv_regs): Replace test of REG_LIVE_LENGTH
17198 with test of setjmp_crosses. Don't set REG_LIVE_LENGTH.
17199 Localize loop_depth var.
17201 2016-04-30 Alan Modra <amodra@gmail.com>
17203 * ira.c (enum valid_equiv): New.
17204 (validate_equiv_mem): Return enum.
17205 (update_equiv_mem): Create replacement in more cases.
17206 (add_store_equivs): Update validate_equiv_mem call.
17208 2016-04-30 Alan Modra <amodra@gmail.com>
17210 * ira.c (combine_and_move_insns): Rather than scanning insns,
17211 use DF infrastucture to find use and def insns.
17213 2016-04-30 Alan Modra <amodra@gmail.com>
17215 ira.c (combine_and_move_insns): Move invariant conditions..
17216 (ira.c): ..to here. Call combine_and_move_insns before
17217 add_store_equivs. Call grow_reg_equivs later. Allocate
17218 req_equiv later using max_reg_num() rather than global max_regno.
17219 (contains_replace_regs): Delete.
17220 (add_store_equivs): Remove contains_replace_regs test.
17222 2016-04-30 Alan Modra <amodra@gmail.com>
17224 * ira.c (struct equiv_mem_data): New.
17225 (equiv_mem, equiv_mem_modified): Delete static vars.
17226 (validate_equiv_mem_from_store): Use "data" param to communicate..
17227 (validate_equiv_mem): ..from here.
17229 2016-04-30 Alan Modra <amodra@gmail.com>
17231 * ira.c (add_store_equivs, combine_and_move_insns): New functions,
17233 (update_reg_equivs): ..here. Move allocation and freeing of
17234 reg_equiv, and calls to grow_reg_equivs, init_alias_analysis,
17235 end_alias_analysis to..
17238 2016-04-30 Alan Modra <amodra@gmail.com>
17240 * ira.c (pdx_subregs): Delete.
17241 (struct equivalence): Add pdx_subregs field.
17242 (set_paradoxical_subreg): Remove pdx_subregs param. Update
17243 pdx_subregs access.
17244 (update_equiv_regs): Don't create or free pdx_subregs. Update
17245 pdx_subregs access.
17247 2016-04-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
17249 * config/rs6000/altivec.h: Change definitions of vec_xl and
17251 * config/rs6000/rs6000-builtin.def (LD_ELEMREV_V2DF): New.
17252 (LD_ELEMREV_V2DI): New.
17253 (LD_ELEMREV_V4SF): New.
17254 (LD_ELEMREV_V4SI): New.
17255 (LD_ELEMREV_V8HI): New.
17256 (LD_ELEMREV_V16QI): New.
17257 (ST_ELEMREV_V2DF): New.
17258 (ST_ELEMREV_V2DI): New.
17259 (ST_ELEMREV_V4SF): New.
17260 (ST_ELEMREV_V4SI): New.
17261 (ST_ELEMREV_V8HI): New.
17262 (ST_ELEMREV_V16QI): New.
17265 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
17266 descriptions for VSX_BUILTIN_VEC_XL and VSX_BUILTIN_VEC_XST.
17267 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Map from
17268 TARGET_P9_VECTOR to RS6000_BTM_P9_VECTOR.
17269 (altivec_expand_builtin): Add handling for
17270 VSX_BUILTIN_ST_ELEMREV_<MODE> and VSX_BUILTIN_LD_ELEMREV_<MODE>.
17271 (rs6000_invalid_builtin): Add error-checking for
17272 RS6000_BTM_P9_VECTOR.
17273 (altivec_init_builtins): Define builtins used to implement vec_xl
17275 (rs6000_builtin_mask_names): Define power9-vector.
17276 * config/rs6000/rs6000.h (MASK_P9_VECTOR): Define.
17277 (RS6000_BTM_P9_VECTOR): Define.
17278 (RS6000_BTM_COMMON): Include RS6000_BTM_P9_VECTOR.
17279 * config/rs6000/vsx.md (vsx_ld_elemrev_v2di): New define_insn.
17280 (vsx_ld_elemrev_v2df): Likewise.
17281 (vsx_ld_elemrev_v4sf): Likewise.
17282 (vsx_ld_elemrev_v4si): Likewise.
17283 (vsx_ld_elemrev_v8hi): Likewise.
17284 (vsx_ld_elemrev_v16qi): Likewise.
17285 (vsx_st_elemrev_v2df): Likewise.
17286 (vsx_st_elemrev_v2di): Likewise.
17287 (vsx_st_elemrev_v4sf): Likewise.
17288 (vsx_st_elemrev_v4si): Likewise.
17289 (vsx_st_elemrev_v8hi): Likewise.
17290 (vsx_st_elemrev_v16qi): Likewise.
17291 * doc/extend.texi: Add prototypes for vec_xl and vec_xst. Correct
17294 2016-04-29 Patrick Palka <ppalka@gcc.gnu.org>
17296 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Split
17298 (simplify_control_stmt_condition_1): ... here. Recurse into
17299 BIT_AND_EXPRs and BIT_IOR_EXPRs.
17301 2016-04-29 David Edelsohn <dje.gcc@gmail.com>
17304 * config/rs6000/rs6000.md (EXTQI): Don't allow extension to HImode.
17305 (zero_extendqi<mode>2_dot): Revert earlier conversion from
17306 define_insn_and_split to define_insn.
17307 (zero_extendqi<mode>2_dot2): Same.
17308 (extendqi<mode>2_dot): Same.
17309 (extendqi<mode>2_dot2): Same.
17311 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
17313 * config/i386/i386.md (unspec): Add UNSPEC_PROBE_STACK.
17314 (probe_stack): New expander.
17315 (probe_stack_<mode>): New insn pattern.
17317 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
17319 * config/i386/i386.md
17320 (operations with memory inputs setting flags peephole2):
17321 Remove uneeded REG_P checks. Cleanup pattern generation.
17323 2016-04-29 Ilya Enkovich <ilya.enkovich@intel.com>
17325 * tree-vect-loop.c (vect_transform_loop): Fix
17326 nb_iterations_upper_bound computation for vectorized loop.
17328 2016-04-29 Marek Polacek <polacek@redhat.com>
17329 Jakub Jelinek <jakub@redhat.com>
17332 * fold-const.c (tree_single_nonzero_warnv_p): For TARGET_EXPR, use
17333 TARGET_EXPR_SLOT as a base.
17335 2016-04-29 Andrew Burgess <andrew.burgess@embecosm.com>
17337 * config/arc/arc.md (*loadqi_update): Replace use of 'rI' constraint
17338 with 'rCm2' constraints to limit possible immediate size.
17339 (*load_zeroextendqisi_update): Likewise.
17340 (*load_signextendqisi_update): Likewise.
17341 (*loadhi_update): Likewise.
17342 (*load_zeroextendhisi_update): Likewise.
17343 (*load_signextendhisi_update): Likewise.
17344 (*loadsi_update): Likewise.
17345 (*loadsf_update): Likewise.
17347 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
17349 * config/i386/predicates.md (constm1_operand): Fix comparison.
17351 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
17353 * testsuite/gcc.target/arc/ieee_eq.c: New test.
17355 2016-04-29 Oleg Endo <olegendo@gcc.gnu.org>
17357 * common/config/sh/sh-common.c (sh_option_optimization_table): Remove
17358 remaining SH5 related settings.
17359 * config/sh/sh-protos.h (shmedia_cleanup_truncate,
17360 shmedia_prepare_call_address): Delete.
17361 * config/sh/sh.c (sh_print_operand, output_stack_adjust,
17362 DWARF_CIE_DATA_ALIGNMENT, LOCAL_ALIGNMENT): Update comments.
17363 * config/sh/sh.h (SUBTARGET_ASM_RELAX_SPEC,
17364 UNSUPPORTED_SH2A): Remove m5 checks.
17365 (sh_divide_strategy_e): Remove SH5 division strategies.
17366 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Remove and use default.
17367 * config/sh/sh.md (divsf3): Reinstate define_expand pattern.
17369 2016-04-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
17371 * config/s390/s390.c (s390_rtx_costs): Update documentation.
17373 2016-04-29 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
17375 * config/s390/2964.md ("z13_unit_fxu", "z13_0"): Remove lder.
17376 * config/s390/s390.md ("movsi_larl", "*movsi_esa", "mov<mode>"):
17377 Change lder to ldr.
17378 * config/s390/vector.md ("mov<mode>"): Likewise.
17380 2016-04-29 Ulrich Weigand <uweigand@de.ibm.com>
17382 * config/s390/constraints.md ("U", "W"): Invoke
17383 s390_mem_constraint with "ZR" and "ZT".
17384 * config/s390/s390.c (s390_check_qrst_address): Reject invalid
17385 addresses when using LRA. Accept also short displacements for S
17386 and T constraints. Do not check for long displacement target for
17387 S and T constraints.
17388 (s390_mem_constraint): Remove handling of U and W constraints.
17389 * config/s390/s390.md (various patterns): Remove the short
17390 displacement constraints (Q and R) if a long displacement
17391 constraint is present. Add longdisp as required CPU capability.
17392 * config/s390/vector.md: Likewise.
17393 * config/s390/vx-builtins.md: Likewise.
17395 2016-04-29 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
17398 * reload1.c (reload): Call finish_spills before
17399 restarting reload loop. Skip select_reload_regs
17400 if update_eliminables_and_spill returns true.
17402 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
17404 * config/arc/arc.h (UNSIGNED_INT12, UNSIGNED_INT16): Define.
17405 * config/arc/arc.md (umulhisi3): Use arc_short_operand predicate.
17406 (umulhisi3_imm): Update predicates and constraint letters.
17407 (umulhisi3_reg): Declare instruction as commutative.
17408 * config/arc/constraints.md (J12, J16): New constraints.
17409 * config/arc/predicates.md (short_unsigned_const_operand): New
17411 (arc_short_operand): Likewise.
17412 * testsuite/gcc.target/arc/umulsihi3_z.c: New file.
17414 2016-04-29 Richard Biener <rguenther@suse.de>
17416 PR tree-optimization/13962
17417 PR tree-optimization/65686
17418 * tree-ssa-alias.h (ptrs_compare_unequal): Declare.
17419 * tree-ssa-alias.c (ptrs_compare_unequal): New function
17420 using PTA to compare pointers.
17421 * match.pd: Add pattern for pointer equality compare simplification
17422 using ptrs_compare_unequal.
17424 2016-04-29 Richard Biener <rguenther@suse.de>
17426 * stor-layout.c (layout_type): Do not build a pointer-to-element
17429 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
17431 * config/i386/i386.md (Load+RegOp to Mov+MemOp peephole2):
17432 Use SWI mode iterator. Use general_reg_operand predicate.
17433 (Load+RegOp to Mov+MemOp peephole2 with vector regs): Split
17434 peephole to MMX and SSE part. Use mmx_reg_operand and sse_reg_operand
17437 2016-04-29 Jakub Jelinek <jakub@redhat.com>
17439 PR middle-end/70843
17440 * fold-const.c (operand_equal_p): Don't verify hash value equality
17442 * tree.c (inchash::add_expr): Handle STATEMENT_LIST. Ignore BLOCK
17445 2016-04-28 Jakub Jelinek <jakub@redhat.com>
17448 * config/i386/i386.c (bdesc_special_args): Add | OPTION_MASK_ISA_64BIT
17449 to __builtin_ia32_lwpval64 and __builtin_ia32_lwpins64.
17450 (bdesc_args): Add | OPTION_MASK_ISA_64BIT to __builtin_ia32_bextr_u64,
17451 __builtin_ia32_bextri_u64, __builtin_ia32_bzhi_di,
17452 __builtin_ia32_pdep_di and __builtin_ia32_pext_di.
17454 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
17456 * config/rs6000/rs6000.c (compute_save_world_info): Rename info_ptr
17457 to info. Don't initialize separate fields to 0. Clean up
17460 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
17462 * config/i386/i386.md (peephole2s for operations with memory inputs):
17463 Use SWI mode iterator.
17464 (peephole2s for operations with memory outputs): Ditto.
17465 Do not check for stack checking probe.
17467 (probe_stack): Remove expander.
17469 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
17470 Andrew Burgess <andrew.burgess@embecosm.com>
17472 * config/arc/arc.c (arc_print_operand): Print integer 'H' / 'L'
17473 operands as 32-bits.
17475 2016-04-28 Jason Merrill <jason@redhat.com>
17477 * gdbinit.in: Skip line-map.h.
17479 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
17480 Andrew Burgess <andrew.burgess@embecosm.com>
17482 * config/arc/arc.c (arc_conditional_register_usage): Take
17483 TARGET_RRQ_CLASS into account.
17484 (arc_print_operand): Support printing 'p' and 's' operands.
17485 * config/arc/arc.h (TARGET_NPS_BITOPS_DEFAULT): Provide default
17487 (TARGET_RRQ_CLASS): Define.
17488 (IS_POWEROF2_OR_0_P): Define.
17489 * config/arc/arc.md (*movsi_insn): Add w/Clo, w/Chi, and w/Cbi
17491 (*tst_movb): New define_insn.
17492 (*tst): Avoid recognition if it could prevent '*tst_movb'
17493 combination; replace c/CnL with c/Chs alternative.
17494 (*tst_bitfield_tst): New define_insn.
17495 (*tst_bitfield_asr): New define_insn.
17496 (*tst_bitfield): New define_insn.
17497 (andsi3_i): Add Rrq variant.
17498 (extzv): New define_expand.
17499 (insv): New define_expand.
17500 (*insv_i): New define_insn.
17501 (*movb): New define_insn.
17502 (*movb_signed): New define_insn.
17503 (*movb_high): New define_insn.
17504 (*movb_high_signed): New define_insn.
17505 (*movb_high_signed + 1): New define_split pattern.
17506 (*mrgb): New define_insn.
17507 (*mrgb + 1): New define_peephole2 pattern.
17508 (*mrgb + 2): New define_peephole2 pattern.
17509 * config/arc/arc.opt (mbitops): New option for nps400, uses
17510 TARGET_NPS_BITOPS_DEFAULT.
17511 * config/arc/constraints.md (q): Make register class conditional.
17512 (Rrq): New register constraint.
17513 (Chs): New constraint.
17514 (Clo): New constraint.
17515 (Chi): New constraint.
17516 (Cbf): New constraint.
17517 (Cbn): New constraint.
17518 (C18): New constraint.
17519 (Cbi): New constraint.
17521 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
17523 * cfganal.c (bitmap_intersection_of_succs): Delete assert checking
17525 (bitmap_intersection_of_preds): Ditto.
17526 (bitmap_union_of_succs): Ditto.
17527 (bitmap_union_of_preds): Ditto.
17528 * sbitmap.c (do_popcount): Delete.
17529 (BITMAP_DEBUGGING): Delete.
17530 (sbitmap_verify_popcount): Delete.
17531 (sbitmap_alloc): Don't initialize the popcount field.
17532 (sbitmap_alloc_with_popcount): Delete.
17533 (sbitmap_resize): Don't resize the popcount array.
17534 (sbitmap_vector_alloc): Don't initialize the popcount field.
17535 (bitmap_copy): Don't copy the popcount array.
17536 (bitmap_clear): Don't clear the popcount array.
17537 (bitmap_clear): Delete the popcount array handling.
17538 (bitmap_ior_and_compl): Delete the popcount assert.
17539 (bitmap_not): Ditto.
17540 (bitmap_and_compl): Ditto.
17541 (bitmap_and): Delete the popcount array handling.
17542 (bitmap_xor): Ditto.
17543 (bitmap_ior): Ditto.
17544 (bitmap_or_and): Delete the popcount assert.
17545 (bitmap_and_or): Ditto.
17546 (popcount_table): Delete.
17547 (sbitmap_elt_popcount): Delete.
17548 * sbitmap.h (simple_bitmap_def): Delete the popcount field.
17549 (bitmap_set_bit): Delete the popcount assert.
17550 (bitmap_clear_bit): Ditto.
17551 (sbitmap_free): Don't free the popcount array.
17552 (sbitmap_alloc_with_popcount): Delete declaration.
17553 (sbitmap_popcount): Ditto.
17555 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
17556 Andrew Burgess <andrew.burgess@embecosm.com>
17558 * config/arc/arc.h (SYMBOL_FLAG_CMEM): Define.
17559 (TARGET_NPS_CMEM_DEFAULT): Provide default definition.
17560 * config/arc/arc.c (arc_address_cost): Return 0 for cmem_address.
17561 (arc_encode_section_info): Set SYMBOL_FLAG_CMEM where indicated.
17562 * config/arc/arc.opt (mcmem): New option.
17563 * config/arc/arc.md (*extendqihi2_i): Add r/Uex alternative,
17564 supply length for r/m alternative.
17565 (*extendqisi2_ac): Likewise.
17566 (*extendhisi2_i): Add r/Uex alternative, supply length for r/m and
17568 (movqi_insn): Add r/Ucm and Ucm/?Rac alternatives.
17569 (movhi_insn): Likewise.
17570 (movsi_insn): Add r/Ucm,Ucm/w alternatives.
17571 (*zero_extendqihi2_i): Add r/Ucm alternative.
17572 (*zero_extendqisi2_ac): Likewise.
17573 (*zero_extendhisi2_i): Likewise.
17574 * config/arc/constraints.md (Uex): New memory constraint.
17575 (Ucm): New define_constraint.
17576 * config/arc/predicates.md (long_immediate_loadstore_operand):
17577 Return 0 for MEM with cmem_address address.
17578 (cmem_address_0): New predicates.
17579 (cmem_address_1): Likewise.
17580 (cmem_address_2): Likewise.
17581 (cmem_address): Likewise.
17583 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
17585 * config/rs6000/rs6000.c (machine_function): Rename
17586 insn_chain_scanned_p to spe_insn_chain_scanned_p.
17587 (rs6000_stack_info): Adjust.
17589 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
17590 Andrew Burgess <andrew.burgess@embecosm.com>
17592 * config/arc/constraints.md (Usd): Convert to define_constraint.
17596 2016-04-28 Jakub Jelinek <jakub@redhat.com>
17599 * config/i386/sync.md (define_peephole2 *atomic_fetch_add_cmp<mode>):
17600 Add new peephole2 where the first insn is *mov<mode>_or instead of
17601 *mov<mode>_internal.
17603 2016-04-28 Segher Boesssenkool <segher@kernel.crashing.org>
17605 * tracer.c (bb_seen): Make static.
17607 2016-04-28 Andrew Burgess <andrew.burgess@embecosm.com>
17609 * common/config/arc/arc-common.c (arc_handle_option): Add NPS400
17610 support, setup defaults.
17611 * config/arc/arc-opts.h (enum processor_type): Add NPS400.
17612 * config/arc/arc.c (arc_init): Add NPS400 support.
17613 * config/arc/arc.h (CPP_SPEC): Add NPS400 defines.
17614 (TARGET_ARC700): NPS400 is also an ARC700.
17615 * config/arc/arc.opt: Add NPS400 options to -mcpu=.
17617 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
17620 * config/nds32/nds32.md (casesi): Don't access the operands array
17623 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
17625 * config/i386/i386.md (zeroing peephole2): Use general_reg_operand.
17626 (or $-1,reg peephole2): Ditto.
17627 (strict_low_part zeroing peephole2): Use SWI12 mode iterator.
17629 2016-04-28 Markus Trippelsdorf <markus@trippelsdorf.de>
17631 * doc/extend.texi (Common Function Attributes) [optimize]:
17632 Discourage use of the optimize attribute.
17634 2016-04-28 Bill Seurer <seurer@linux.vnet.ibm.com>
17636 * config/rs6000/rs6000-builtin.def (vec_adde): Change vec_adde to a
17637 special case builtin.
17638 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
17639 ALTIVEC_BUILTIN_VEC_ADDE.
17640 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
17641 support for ALTIVEC_BUILTIN_VEC_ADDE.
17642 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
17643 for __builtin_vec_adde.
17645 2016-04-28 Jakub Jelinek <jakub@redhat.com>
17647 * config/i386/i386.md (sse4_1_round<mode>2): Add avx512f alternative.
17648 * config/i386/sse.md (sse4_1_round<ssescalarmodesuffix>): Likewise.
17650 2016-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
17653 * doc/sourcebuild.texi (Effective-Target Keywords, Other
17654 attributes): Document cilkplus_runtime.
17656 2016-04-28 Martin Jambor <mjambor@suse.cz>
17658 * tree-cfg.c (verify_expr): Verify that local declarations belong to
17659 this function. Call verify_expr on MEM_REFs and bases of other
17660 handled_components.
17662 2016-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17664 * internal-fn.c (expand_arith_overflow): Convert preprocessor check
17665 for WORD_REGISTER_OPERATIONS to runtime check.
17667 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
17669 * config/arc/arc.h (ASM_SPEC): Pass mfpuda to assembler.
17671 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
17673 * config/arc/arc.c (arc_process_double_reg_moves): Fix for
17674 big-endian compilation.
17675 * config/arc/arc.md (addf3): Likewise.
17676 (subdf3): Likewise.
17677 (muldf3): Likewise.
17679 2016-04-28 Richard Biener <rguenther@suse.de>
17681 PR tree-optimization/70840
17682 * match.pd: powi(-x, y) and powi(|x|,y) -> powi(x,y) if y is even;
17683 Fix pow(copysign(x, y), z) -> pow(x, z) and add powi variant;
17684 Mark x * pow(x,c) -> pow(x,c+1) commutative.
17685 Add powi(x,y) * powi(z,y) -> powi(x*z,y).
17687 2015-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17689 * config/aarch64/aarch64.h (WORD_REGISTER_OPERATIONS): Define to 0
17690 and explain why in a comment.
17692 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
17694 * config/arc/arc.md (cpu_facility): Add fpx variant.
17695 (subdf3): Prohibit use reverse sub when assist operations option
17697 * config/arc/fpx.md (subdf3_insn, *dsubh_peep2_insn): Allow drsub
17698 instructions only when FPX is enabled.
17699 * testsuite/gcc.target/arc/trsub.c: New test.
17701 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
17703 * config/i386/i386.md (*fop_<mode>_1_mixed): Do not check for
17704 mult_operator when calculating "type" attribute.
17705 (*fop_<mode>_1_i387): Ditto.
17706 (*fop_xf_1_i387): Ditto.
17707 (x87 stack loads peephole2): Add "reg = op (mem, reg)" peephole2.
17708 Use std::swap to swap operands. Use RTL expressions to generate
17711 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
17712 Joern Rennecke <joern.rennecke@embecosm.com>
17714 * config/arc/arc-protos.h (arc_legitimize_pic_address): Remove
17716 (emit_pic_move): Remove.
17717 (arc_eh_uses, insn_is_tls_gd_dispatch): Declare.
17718 * config/arc/arc.c (emit_pic_move): Removed.
17719 (TARGET_HAVE_TLS): Define.
17720 (arc_conditional_register_usage): Test for arc_tp_regno.
17721 (arc_print_operand, arc_print_operand_address): Handle TLS
17723 (arc_needs_pcl_p): New function.
17724 (arc_legitimate_pc_offset_p): Use arc_needs_pcl_p.
17725 (arc_legitimate_pic_addr_p): Handle TLS unspecs.
17726 (arc_raw_symbolic_reference_mentioned_p): Likewise.
17727 (arc_get_tp, arc_emit_call_tls_get_addr): New function.
17728 (arc_legitimize_tls_address): Likewise.
17729 (DTPOFF_ZERO_SYM): Define.
17730 (arc_legitimize_pic_address): Make it static, handle TLS cases.
17731 (arc_output_pic_addr_const): Print TLS unspecs.
17732 (prepare_pic_move): New function, replaces emit_pic_move.
17733 (arc_legitimate_constant_p): Handle TLS unspecs.
17734 (arc_legitimate_address_p): Likewise.
17735 (arc_rewrite_small_data_p): Use assert for TLS constants.
17736 (prepare_move_operands): Use prepare_pic_move.
17737 (arc_legitimize_address): Legitimize tls addresses.
17738 (arc_epilogue_uses): Check for arc_tp_regno.
17739 (arc_eh_uses, insn_is_tls_gd_dispatch): New function.
17740 * config/arc/arc.h [DEFAULT_LIBC != LIBC_UCLIBC] (EXTRA_SPECS):
17742 [DEFAULT_LIBC != LIBC_UCLIBC] (ARC_TLS_EXTRA_START_SPEC):
17744 [DEFAULT_LIBC != LIBC_UCLIBC] (STARTFILE_SPEC): Add
17745 %(arc_tls_extra_start_spec).
17746 (TARGET_CPU_CPP_BUILTINS): Define __ARC_TLS_REGNO__.
17747 (REGNO_OK_FOR_BASE_P): Check for arc_tp_regno.
17749 (INSN_REFERENCES_ARE_DELAYED): Use insn_is_tls_gd_dispatch.
17750 * config/arc/arc.md (UNSPEC_TLS_GD, UNSPEC_TLS_LD, UNSPEC_TLS_IE)
17751 (UNSPEC_TLS_OFF): Add.
17753 (tls_load_tp_soft, tls_gd_load, tls_gd_get_addr, tls_gd_dispatch)
17754 (get_thread_pointersi): New patterns.
17755 * config/arc/arc.opt (mtp-regno): New option.
17756 * config/arc/predicates.md (move_src_operand): Handle TLS symbols.
17757 (move_dest_operand): Likewise.
17758 * configure: Regenerate.
17759 * configure.ac: Add arc*-*-* case to test for tls.
17760 * doc/invoke.texi (ARC options): Document mtp-regno.
17762 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
17764 * config/arc/arc.c (arc_vector_mode_supported_p): Add support for
17765 the new ARC HS SIMD instructions.
17766 (arc_preferred_simd_mode): New function.
17767 (arc_autovectorize_vector_sizes): Likewise.
17768 (TARGET_VECTORIZE_PREFERRED_SIMD_MODE)
17769 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.
17770 (arc_init_reg_tables): Accept new ARC HS SIMD modes.
17771 (arc_init_builtins): Add new SIMD builtin types.
17772 (arc_split_move): Handle 64 bit vector moves.
17773 * config/arc/arc.h (TARGET_PLUS_DMPY, TARGET_PLUS_MACD)
17774 (TARGET_PLUS_QMACW): Define.
17775 * config/arc/builtins.def (QMACH, QMACHU, QMPYH, QMPYHU, DMACH)
17776 (DMACHU, DMPYH, DMPYHU, DMACWH, DMACWHU, VMAC2H, VMAC2HU, VMPY2H)
17777 (VMPY2HU, VADDSUB2H, VSUBADD2H, VADDSUB, VSUBADD, VADDSUB4H)
17778 (VSUBADD4H): New builtins.
17779 * config/arc/simdext.md: Add new ARC HS SIMD instructions.
17780 * testsuite/gcc.target/arc/builtin_simdarc.c: New file.
17782 2016-04-28 Eduard Sanou <dhole@openmailbox.org>
17783 Matthias Klose <doko@debian.org>
17785 * doc/cppenv.texi: Document SOURCE_DATE_EPOCH environment variable.
17787 2016-04-28 Richard Biener <rguenther@suse.de>
17789 PR middle-end/70777
17790 * fold-const.c (fold_binary_loc): Remove x*x to pow(x,2.0)
17793 2016-04-28 Oleg Endo <olegendo@gcc.gnu.org>
17795 * common/config/sh/sh-common.c: Remove SH5 support.
17796 * config/sh/constraints.md: Likewise.
17797 * config/sh/config/sh/elf.h: Likewise.
17798 * config/sh/linux.h: Likewise.
17799 * config/sh/netbsd-elf.h: Likewise.
17800 * config/sh/predicates.md: Likewise.
17801 * config/sh/sh-c.c: Likewise.
17802 * config/sh/sh-protos.h: Likewise.
17803 * config/sh/sh.c: Likewise.
17804 * config/sh/sh.h: Likewise.
17805 * config/sh/sh.md: Likewise.
17806 * config/sh/sh.opt: Likewise.
17807 * config/sh/sync.md: Likewise.
17808 * config/sh/sh64.h: Delete.
17809 * config/sh/shmedia.h: Likewise.
17810 * config/sh/shmedia.md: Likewise.
17811 * config/sh/sshmedia.h: Likewise.
17812 * config/sh/t-netbsd-sh5-64: Likewise.
17813 * config/sh/t-sh64: Likewise.
17814 * config/sh/ushmedia.h: Likewise.
17816 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
17818 * config/i386/i386.md (sign_extend to memory peephole2s): Use
17819 general_reg_operand instead of register_operand predicate.
17821 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
17823 * params.def (MIN_PARTITION_SIZE): Set default value to 10000.
17825 2016-04-27 Marc Glisse <marc.glisse@inria.fr>
17827 * match.pd (A - B > A, A + B < A): New transformations.
17829 2016-04-27 Patrick Palka <ppalka@gcc.gnu.org>
17831 * genattrtab.c (write_test_expr): New parameter EMIT_PARENS
17832 which defaults to true. Emit an outer pair of parentheses only if
17833 EMIT_PARENS. When continuing a chain of && or || (or & or |),
17834 don't emit parentheses for the right-hand operand.
17836 2016-04-27 Jeff Law <law@redhat.com>
17838 * tree-ssa-dom.c (record_temporary_equivalences): Fix typo in comment.
17840 2016-04-27 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
17842 * config/rs6000/altivec.md (altivec_lvx_<mode>): Remove.
17843 (altivec_lvx_<mode>_internal): Document.
17844 (altivec_lvx_<mode>_2op): New define_insn.
17845 (altivec_lvx_<mode>_1op): Likewise.
17846 (altivec_lvx_<mode>_2op_si): Likewise.
17847 (altivec_lvx_<mode>_1op_si): Likewise.
17848 (altivec_stvx_<mode>): Remove.
17849 (altivec_stvx_<mode>_internal): Document.
17850 (altivec_stvx_<mode>_2op): New define_insn.
17851 (altivec_stvx_<mode>_1op): Likewise.
17852 (altivec_stvx_<mode>_2op_si): Likewise.
17853 (altivec_stvx_<mode>_1op_si): Likewise.
17854 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
17855 Expand vec_ld and vec_st during parsing.
17856 * config/rs6000/rs6000.c (altivec_expand_lvx_be): Commentary
17858 (altivec_expand_stvx_be): Likewise.
17859 (altivec_expand_lv_builtin): Expand lvx built-ins to expose the
17860 address-masking behavior in RTL.
17861 (altivec_expand_stv_builtin): Expand stvx built-ins to expose the
17862 address-masking behavior in RTL.
17863 (altivec_expand_builtin): Change builtin code arguments for calls
17864 to altivec_expand_stv_builtin and altivec_expand_lv_builtin.
17865 (insn_is_swappable_p): Avoid incorrect swap optimization in the
17866 presence of lvx/stvx patterns.
17867 (alignment_with_canonical_addr): New function.
17868 (alignment_mask): Likewise.
17869 (find_alignment_op): Likewise.
17870 (recombine_lvx_pattern): Likewise.
17871 (recombine_stvx_pattern): Likewise.
17872 (recombine_lvx_stvx_patterns): Likewise.
17873 (rs6000_analyze_swaps): Perform a pre-pass to recognize lvx and
17874 stvx patterns from expand.
17875 * config/rs6000/vector.md (vector_altivec_load_<mode>): Use new
17877 (vector_altivec_store_<mode>): Likewise.
17879 2016-04-26 Evandro Menezes <e.menezes@samsung.com>
17881 * config/aarch64/aarch64.md
17882 (*movhf_aarch64): Add "movi %0, #0" to zero up register and
17883 remove the "fp" attributes.
17884 (*movsf_aarch64): Add "movi %0, #0" to zero up register and
17885 add the "simd" attributes.
17886 (*movdf_aarch64): Likewise.
17887 (*movtf_aarch64): Remove the "fp" attributes.
17888 * testsuite/gcc.target/aarch64/fmovf-zero-reg.c: Update accordingly.
17889 * testsuite/gcc.target/aarch64/fmovd-zero-reg.c: Likewise.
17891 2016-04-27 David Malcolm <dmalcolm@redhat.com>
17893 * emit-rtl.c (maybe_set_first_label_num): Strengthen param from
17894 rtx to rtx_code_label *.
17895 * rtl.h (maybe_set_first_label_num): Likewise.
17897 2016-04-27 David Malcolm <dmalcolm@redhat.com>
17899 * df-core.c (df_add_problem): Make the problem param be const.
17900 (df_remove_problem): Make local "problem" be const.
17901 * df-problems.c (problem_RD): Make const.
17902 (problem_LR): Likewise.
17903 (problem_LIVE): Likewise.
17904 (problem_MIR): Likewise.
17905 (problem_CHAIN): Likewise.
17906 (problem_WORD_LR): Likewise.
17907 (problem_NOTE): Likewise.
17908 (problem_MD): Likewise.
17909 * df-scan.c (problem_SCAN): Likewise.
17910 * df.h (struct df_problem): Make field "dependent_problem" be
17912 (struct dataflow): Likewise for field "problem".
17913 (df_add_problem): Make param const.
17915 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
17917 * config/i386/i386.c (ix86_spill_class): Enable for TARGET_SSE2 when
17918 inter-unit moves to/from vector registers are enabled. Do not disable
17921 2016-04-27 David Malcolm <dmalcolm@redhat.com>
17923 * df.h (DF_SCAN, DF_LR, DF_LIVE, DF_RD, DF_CHAIN, DF_WORD_LR,
17924 DF_NOTE, DF_MD, DF_MIR, DF_LAST_PROBLEM_PLUS1): Convert from
17926 (enum df_problem_id): ...this new enum.
17927 (struct df_problem): Convert field "id" from "int" to
17928 enum df_problem_id.
17930 2016-04-27 David Malcolm <dmalcolm@redhat.com>
17932 * rtl.def: Update comment for "things in the instruction chain" to
17933 reflect the removal of the leading "i" field for INSN_UID in
17934 r210360. Fix bogus apostrophe.
17936 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
17938 * config/i386/i386.md
17939 (lea arith with mem operand + setcc peephole2): Set operator mode.
17941 2016-04-27 H.J. Lu <hongjiu.lu@intel.com>
17944 * config/i386/i386.c (scalar_to_vector_candidate_p): Renamed to ...
17945 (dimode_scalar_to_vector_candidate_p): This.
17946 (timode_scalar_to_vector_candidate_p): New function.
17947 (scalar_to_vector_candidate_p): Likewise.
17948 (timode_check_non_convertible_regs): Likewise.
17949 (timode_remove_non_convertible_regs): Likewise.
17950 (remove_non_convertible_regs): Likewise.
17951 (remove_non_convertible_regs): Renamed to ...
17952 (dimode_remove_non_convertible_regs): This.
17953 (scalar_chain::~scalar_chain): Make it virtual.
17954 (scalar_chain::compute_convert_gain): Make it pure virtual.
17955 (scalar_chain::mark_dual_mode_def): Likewise.
17956 (scalar_chain::convert_insn): Likewise.
17957 (scalar_chain::convert_registers): Likewise.
17958 (scalar_chain::add_to_queue): Make it protected.
17959 (scalar_chain::emit_conversion_insns): Likewise.
17960 (scalar_chain::replace_with_subreg): Likewise.
17961 (scalar_chain::replace_with_subreg_in_insn): Likewise.
17962 (scalar_chain::convert_op): Likewise.
17963 (scalar_chain::convert_reg): Likewise.
17964 (scalar_chain::make_vector_copies): Likewise.
17965 (scalar_chain::convert_registers): New pure virtual function.
17966 (class dimode_scalar_chain): New class.
17967 (class timode_scalar_chain): Likewise.
17968 (scalar_chain::mark_dual_mode_def): Renamed to ...
17969 (dimode_scalar_chain::mark_dual_mode_def): This.
17970 (timode_scalar_chain::mark_dual_mode_def): New function.
17971 (timode_scalar_chain::convert_insn): Likewise.
17972 (dimode_scalar_chain::convert_registers): Likewise.
17973 (scalar_chain::compute_convert_gain): Renamed to ...
17974 (dimode_scalar_chain::compute_convert_gain): This.
17975 (scalar_chain::replace_with_subreg): Renamed to ...
17976 (dimode_scalar_chain::replace_with_subreg): This.
17977 (scalar_chain::replace_with_subreg_in_insn): Renamed to ...
17978 (dimode_scalar_chain::replace_with_subreg_in_insn): This.
17979 (scalar_chain::make_vector_copies): Renamed to ...
17980 (dimode_scalar_chain::make_vector_copies): This.
17981 (scalar_chain::convert_reg): Renamed to ...
17982 (dimode_scalar_chain::convert_reg ): This.
17983 (scalar_chain::convert_op): Renamed to ...
17984 (dimode_scalar_chain::convert_op): This.
17985 (scalar_chain::convert_insn): Renamed to ...
17986 (dimode_scalar_chain::convert_insn): This.
17987 (scalar_chain::convert): Call convert_registers.
17988 (convert_scalars_to_vector): Change to scalar_chain pointer to
17989 use timode_scalar_chain in 64-bit mode and dimode_scalar_chain
17990 in 32-bit mode. Delete scalar_chain pointer. Call
17991 free_dominance_info in 64-bit mode.
17992 (pass_stv::gate): Remove TARGET_64BIT check.
17993 (ix86_option_override): Put the 64-bit STV pass before the CSE
17996 2016-04-27 Pierre-Marie de Rodat <derodat@adacore.com>
17998 * dwarf2out.h (struct dw_loc_descr_node): Remove the
17999 dw_loc_frame_offset field.
18000 * dwarf2out.c (new_loc_descr): Likewise.
18001 (resolve_args_picking_1): Turn the VISITED hash set into a
18002 FRAME_OFFSET hash map. Use it to associate a frame offset to
18003 visited nodes. Remove uses of the CHECKING_P macro.
18004 (resolve_args_picking): Update call to resolve_args_picking_1.
18006 2016-04-27 Martin Liska <mliska@suse.cz>
18008 * tree-ssa-loop-ivopts.c (iv_ca_dump): Fix level of indentation.
18009 (free_loop_data): Release vuses of groups.
18011 2016-04-27 Bin Cheng <bin.cheng@arm.com>
18013 * tree-ssa-loop-ivopts.c (struct iv): Use pointer to struct iv_use
18014 instead of redundant use_id and boolean have_use_for.
18015 (struct iv_use): Change sub_id into group_id. Remove field next.
18016 Move fields: related_cands, n_map_members, cost_map and selected
18018 (struct iv_group): ... here. New structure.
18019 (struct iv_common_cand): Use structure declaration directly.
18020 (struct ivopts_data, iv_ca, iv_ca_delta): Rename fields.
18021 (MAX_CONSIDERED_USES): Rename macro to ...
18022 (MAX_CONSIDERED_GROUPS): ... here.
18023 (n_iv_uses, iv_use, n_iv_cands, iv_cand): Delete.
18024 (dump_iv, dump_use, dump_cand): Refactor format of dump information.
18025 (dump_uses): Rename to ...
18026 (dump_groups): ... here. Update all uses.
18027 (tree_ssa_iv_optimize_init, alloc_iv): Update all uses.
18028 (find_induction_variables): Refactor format of dump information.
18029 (record_sub_use): Delete.
18030 (record_use): Update all uses.
18031 (record_group): New function.
18032 (record_group_use, find_interesting_uses_op): Call above functions.
18034 (find_interesting_uses_cond): Ditto.
18035 (group_compare_offset): New function.
18036 (split_all_small_groups): Rename to ...
18037 (split_small_address_groups_p): ... here. Update all uses.
18038 (split_address_groups): Update all uses.
18039 (find_interesting_uses): Refactor format of dump information.
18040 (add_candidate_1): Update all uses. Remove redundant check on iv,
18042 (add_candidate, record_common_cand): Remove redundant assert.
18043 (add_iv_candidate_for_biv): Update use.
18044 (add_iv_candidate_derived_from_uses): Update all uses.
18045 (add_iv_candidate_for_groups, record_important_candidates): Ditto.
18046 (alloc_use_cost_map): Ditto.
18047 (set_use_iv_cost, get_use_iv_cost): Rename to ...
18048 (set_group_iv_cost, get_group_iv_cost): ... here. Update all uses.
18049 (determine_use_iv_cost_generic): Ditto.
18050 (determine_group_iv_cost_generic): Ditto.
18051 (determine_use_iv_cost_address): Ditto.
18052 (determine_group_iv_cost_address): Ditto.
18053 (determine_use_iv_cost_condition): Ditto.
18054 (determine_group_iv_cost_cond): Ditto.
18055 (determine_use_iv_cost): Ditto.
18056 (determine_group_iv_cost): Ditto.
18057 (set_autoinc_for_original_candidates): Update all uses.
18058 (find_iv_candidates): Update all uses. Refactor dump information.
18059 (determine_use_iv_costs): Ditto.
18060 (determine_iv_costs): Ditto.
18061 (iv_ca_cand_for_use): Rename to ...
18062 (iv_ca_cand_for_group): ... here. Update all uses.
18063 (iv_ca_add_use, iv_ca_add_group): Ditto.
18064 (iv_ca_set_cp, iv_ca_cost, iv_ca_delta_add): Update all uses.
18065 (iv_ca_delta_join, iv_ca_delta_reverse, iv_ca_delta_free): Ditto.
18066 (iv_ca_new, iv_ca_dump, iv_ca_extend, iv_ca_narrow): Ditto.
18067 (iv_ca_prune, cheaper_cost_with_cand, iv_ca_replace): Ditto.
18068 (try_add_cand_for, try_improve_iv_set, find_optimal_iv_set): Ditto.
18069 (create_new_iv, adjust_iv_update_pos): Ditto.
18070 (rewrite_use_address): Delete.
18071 (rewrite_use_address_1): Rename to ...
18072 (rewrite_use_address): ... here.
18073 (rewrite_use_compare): Update all uses.
18074 (rewrite_use): Delete.
18075 (rewrite_uses): Rename to ...
18076 (rewrite_groups): ... here. Update all uses.
18077 (remove_unused_ivs, free_loop_data): Update all uses.
18078 (tree_ssa_iv_optimize_finalize, tree_ssa_iv_optimize_loop): Ditto.
18080 2016-04-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18082 * rtlanal.c (nonzero_bits1): Convert preprocessor check
18083 for WORD_REGISTER_OPERATIONS to runtime check.
18085 2016-04-27 Richard Biener <rguenther@suse.de>
18088 * tree-ssa-structalias.c (find_func_aliases_for_call): Use
18089 aggregate_value_p to determine if a function result is
18090 returned by reference.
18091 (ipa_pta_execute): Functions having their address taken are
18092 not automatically nonlocal.
18094 2016-04-27 Jakub Jelinek <jakub@redhat.com>
18097 * tree-core.h (enum operand_equal_flag): Add OEP_NO_HASH_CHECK.
18098 * fold-const.c (operand_equal_p): If flag_checking and
18099 OEP_NO_HASH_CHECK is not set in flag, recurse with OEP_NO_HASH_CHECK
18100 and if it returns non-zero, assert iterative_hash_expr on both
18103 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
18105 * doc/invoke.texi (-frename-registers): Also enabled at -Os.
18107 2016-04-27 Nick Clifton <nickc@redhat.com>
18109 PR middle-end/49889
18110 * varasm.c (merge_weak): Generate an error if an attempt is made
18111 to convert a non-weak static function into a weak, public function.
18113 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
18115 * params.def (MAX_PARTITION_SIZE): New param.
18116 * doc/invoke.texi: Document lto-max-partition.
18118 2016-04-27 Richard Biener <rguenther@suse.de>
18121 * tree-ssa-structalias.c (refered_from_nonlocal_fn): New
18122 function cummulating used_from_other_partition, externally_visible
18123 and force_output from aliases.
18124 (refered_from_nonlocal_var): Likewise.
18125 (ipa_pta_execute): Use call_for_symbol_and_aliases to cummulate
18126 node flags properly.
18128 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
18130 * doc/invoke.texi (Warning Options): Add -Wmemset-elt-size.
18131 (-Wmemset-elt-size): New item.
18133 2016-04-27 Eric Botcazou <ebotcazou@adacore.com>
18136 * stor-layout.h (internal_reference_types): Delete.
18137 * stor-layout.c (reference_types_internal): Likewise.
18138 (internal_reference_types): Likewise.
18139 (layout_type) <REFERENCE_TYPE>: Adjust.
18141 2016-04-27 Jakub Jelinek <jakub@redhat.com>
18144 * tree.h (inchash::add_expr): Add FLAGS argument.
18145 * tree.c (inchash::add_expr): Likewise. If not OEP_ADDRESS_OF,
18146 use STRIP_NOPS first. For INTEGER_CST assert not OEP_ADDRESS_OF.
18147 For REAL_CST and !HONOR_SIGNED_ZEROS (t) hash +/- 0 the same.
18148 Formatting fix. Adjust recursive calls. For tcc_comparison,
18149 if swap_tree_comparison (code) is smaller than code, hash that
18150 and arguments in the other order. Hash CONVERT_EXPR the same
18151 as NOP_EXPR. For OEP_ADDRESS_OF hash MEM_REF with 0 offset
18152 of ADDR_EXPR of decl as the decl itself. Add or remove
18153 OEP_ADDRESS_OF from recursive flags as needed. For
18154 FMA_EXPR, WIDEN_MULT_{PLUS,MINUS}_EXPR hash the first two
18155 operands commutatively and only the third one normally.
18156 For internal CALL_EXPR hash in CALL_EXPR_IFN.
18158 2016-04-27 Sebastian Huber <sebastian.huber@embedded-brains.de>
18160 * config/rtems.h (LIB_SPEC): Add -latomic.
18162 2016-04-27 Joel Sherrill <joel@rtems.org>
18164 * config/microblaze/rtems.h: Redefine LINK_SPEC to avoid
18165 xilink.ld and flags not relevant to RTEMS.
18167 2016-04-26 Zhouyi Zhou <yizhouzhou@ict.ac.cn>
18169 * toplev.c (backend_init_target): Avoid calling init_reload when using
18172 2016-04-26 Jakub Jelinek <jakub@redhat.com>
18174 * reorg.c (try_merge_delay_insns): Declare i and j inside the
18175 for loops rather than one for the whole function.
18177 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
18179 * match.pd (X + CST CMP X): New transformation.
18181 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
18183 * genmatch.c (write_predicate): Add ATTRIBUTE_UNUSED.
18184 * fold-const.c (fold_binary_loc): Remove 2 transformations
18185 superseded by match.pd.
18186 * match.pd (x+x -> x*2): Generalize to integers.
18188 2016-04-26 Bernd Schmidt <bschmidt@redhat.com>
18190 * config/i386/i386.md (operation on memory peephole): Duplicate an
18191 existing peephole and adapt it to match lea rather than an operation
18194 PR rtl-optimization/57193
18195 * opts.c (default_options_table): Add OPT_frename_registers at -O2
18197 * doc/invoke.texi (-frename-registers, -O2): Update documentation.
18199 2016-04-26 Bin Cheng <bin.cheng@arm.com>
18201 * tree-if-conv.c (any_pred_load_store): New static variable.
18202 (if_convertible_gimple_assign_stmt_p): Remove parameter. Use
18203 any_pred_load_store instead of and_mask_load_store.
18204 (if_convertible_stmt_p, if_convertible_loop_p_1): Ditto.
18205 (if_convertible_loop_p, insert_gimplified_predicates): Ditto.
18206 (combine_blocks, tree_if_conversion): Ditto.
18208 2016-04-26 Bin Cheng <bin.cheng@arm.com>
18210 PR tree-optimization/70771
18211 PR tree-optimization/70775
18212 * tree-if-conv.c (if_convertible_phi_p): Remove check on special
18213 virtual PHI nodes. Delete parameter.
18214 (if_convertible_loop_p_1): Delete argument to above function.
18215 (predicate_all_scalar_phis): Delete code handling single-argument
18217 (tree_if_conversion): Mark and update virtual SSA.
18219 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
18222 * config/i386/i386.c (LARGECOMM_SECTION_ASM_OP): Define default.
18223 (x86_elf_aligned_common): Rename to ...
18224 (x86_elf_aligned_decl_common): ... this.
18225 Add decl arg. Switch to .lbss for largecomm object. Use
18226 LARGECOMM_SECTION_ASM_OP.
18227 * config/i386/i386-protos.h (x86_elf_aligned_common): Reflect
18229 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_COMMON): Rename to ...
18230 (ASM_OUTPUT_ALIGNED_DECL_COMMON): ... this.
18232 * config/i386/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
18233 [!USE_GAS] (LARGECOMM_SECTION_ASM_OP): Define.
18235 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
18238 * config/i386/i386.c (SECTION_LARGE): Define.
18239 (x86_64_elf_select_section): Set it for large data/bss sections.
18240 Only clear SECTION_WRITE for .lrodata.
18241 (x86_64_elf_section_type_flags): Set SECTION_LARGE for large
18243 * config/i386/sol2.h (MACH_DEP_SECTION_ASM_FLAG): Define.
18244 * varasm.c (default_elf_asm_named_section): Grow flagchars.
18245 [MACH_DEP_SECTION_ASM_FLAG] Emit MACH_DEP_SECTION_ASM_FLAG for
18247 * doc/tm.texi.in (Sections, MACH_DEP_SECTION_ASM_FLAG): Describe.
18248 * doc/tm.texi: Regenerate.
18250 2016-04-26 Jakub Jelinek <jakub@redhat.com>
18253 * configure.ac (--enable-checking): Document extra flag, for
18254 non-release builds default to --enable-checking=yes,extra.
18255 If misc checking and extra checking, define CHECKING_P to 2 instead
18257 * common.opt (fchecking=): Add.
18258 * doc/invoke.texi (-fchecking=): Document.
18259 * doc/install.texi: Document --enable-checking changes.
18260 * configure: Regenerated.
18261 * config.in: Regenerated.
18263 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
18265 * config/i386/i386.md (*movxi_internal_avx512f): Use insn type
18266 attribute instead of which_alternative.
18267 * config/i386/sse.md (*mov<mode>_internal): Ditto.
18268 Use EXT_REX_SSE_REG_P where appropriate.
18270 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
18272 * config/i386/predicates.md (const0_operand): Do not match
18273 const_wide_int code.
18274 (const1_operand): Ditto.
18276 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
18278 * config/i386/i386.md (*movoi_internal_avx): Set mode attribute to XI
18279 for SSE constm1 operands and TARGET_AVX512VL.
18280 (*movti_internal): Ditto.
18281 (*mov<mode>_or): Use constm1_operand predicate.
18282 * config/i386/sse.md (*mov<mode>_internal): Set mode attribute to XI
18283 for SSE vector_all_ones operands and TARGET_AVX512VL.
18284 * config/i386/predicates.md (constm1_operand): New predicate.
18285 * config/i386/i386.c (standard_sse_constant_opcode): Simplify
18286 emission of constant -1 load.
18288 2016-04-25 Jason Merrill <jason@redhat.com>
18290 * gdbinit.in: Skip is-a.h.
18292 * attribs.c (register_scoped_attributes): Fix logic.
18293 * attribs.h: Declare register_scoped_attributes.
18295 2016-04-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
18297 * config/rs6000/rs6000-builtin.def: Correct pasto error for
18298 stxvd2x and stxvw4x built-in functions.
18300 2016-04-25 DJ Delorie <dj@redhat.com>
18302 * config/msp430/msp430.md (ashlhi3): Optimize one bit shifts.
18303 (ashrhi3): Likewise.
18304 (lshrhi3): Likewise.
18306 2016-04-25 Richard Biener <rguenther@suse.de>
18308 PR tree-optimization/70780
18309 * tree-ssa-pre.c (compute_antic_aux): Also return true if the block
18310 wasn't visited yet.
18311 (compute_antic): Mark blocks with abnormal preds as visited as
18312 they have a final empty antic-in solution already.
18314 2016-04-25 Michael Collison <michael.collison@linaro.org>
18316 * ChangeLog(2016-04-25): Fix ChangeLog formatting.
18318 2016-04-25 Michael Collison <michael.collison@linaro.org>
18320 * config/arm/neon.md (widen_<us>sum<mode>): New patterns where
18321 mode is VQI to improve mixed mode vectorization.
18322 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3): New
18323 define_insn to match low half of signed vaddw.
18324 * config/arm/neon.md (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): New
18325 define_insn to match high half of signed vaddw.
18326 * config/arm/neon.md (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): New
18327 define_insn to match low half of unsigned vaddw.
18328 * config/arm/neon.md (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): New
18329 define_insn to match high half of unsigned vaddw.
18330 * config/arm/arm.c (arm_simd_vect_par_cnst_half): New function.
18331 (arm_simd_check_vect_par_cnst_half_p): Likewise.
18332 * config/arm/arm-protos.h (arm_simd_vect_par_cnst_half): Prototype
18334 (arm_simd_check_vect_par_cnst_half_p): Likewise.
18335 * config/arm/predicates.md (vect_par_constant_high): Support
18336 big endian and simplify by calling
18337 arm_simd_check_vect_par_cnst_half
18338 (vect_par_constant_low): Likewise.
18340 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
18342 * config/i386/i386.md (*lea<mode>_general_4): Use const_0_to_3_operand
18343 predicate for operand 2.
18345 2016-04-24 Uros Bizjak <ubizjak@gmail.com>
18346 H.J. Lu <hongjiu.lu@intel.com>
18348 * config/i386/i386-protos.h (standard_sse_constant_p): Add
18349 machine_mode argument.
18350 * config/i386/i386.c (standard_sse_constant_p): Return 2 for
18351 constm1_rtx operands. For VOIDmode constants, get mode from
18352 pred_mode. Check mode size if the mode is supported by ABI.
18353 (standard_sse_constant_opcode): Do not use standard_constant_p.
18354 Strictly check ABI support for all-ones operands.
18355 (ix86_legitimate_constant_p): Handle TImode, OImode and XImode
18356 immediates. Update calls to standard_sse_constant_p.
18357 (ix86_expand_vector_move): Update calls to standard_sse_constant_p.
18358 (ix86_rtx_costs): Ditto.
18359 * config/i386/i386.md (*movxi_internal_avx512f): Use
18360 nonimmediate_or_sse_const_operand instead of vector_move_operand.
18361 Use (v,BC) alternative instead of (v,C). Use register_operand
18362 checks instead of MEM_P.
18363 (*movoi_internal_avx): Use nonimmediate_or_sse_const_operand instead
18364 of vector_move_operand. Add (v,BC) alternative and corresponding avx2
18365 isa attribute. Use register_operand checks instead of MEM_P.
18366 (*movti_internal): Use nonimmediate_or_sse_const_operand for
18367 TARGET_SSE. Improve TARGET_SSE insn constraint. Add (v,BC)
18368 alternative and corresponding sse2 isa attribute.
18369 (*movtf_internal, *movdf_internal, *movsf_interal): Update calls
18370 to standard_sse_constant_p.
18371 (FP constant splitters): Ditto.
18372 * config/i386/constraints.md (BC): Do not use standard_sse_constant_p.
18374 * config/i386/predicates.md (constm1_operand): Remove.
18375 (nonimmediate_or_sse_const_operand): Rewrite using RTX.
18376 * config/i386/sse.md (*<avx512>_cvtmask2<ssemodesuffix><mode>): Use
18377 vector_all_ones_operand instead of constm1_operand.
18379 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
18381 * print-rtl.c (print_rtx_insn_vec): New function.
18382 * print-rtl.h: New prototype.
18383 * store-motion.c (struct st_expr): Make avail_stores a vector.
18384 (st_expr_entry): Adjust.
18385 (free_st_expr_entry): Likewise.
18386 (print_store_motion_mems): Likewise.
18387 (find_moveable_store): Likewise.
18388 (compute_store_table): Likewise.
18389 (delete_store): Likewise.
18390 (build_store_vectors): Likewise.
18392 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
18394 * reorg.c (try_merge_delay_insns): Make merged_insns a vector.
18396 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
18398 * vec.h (vec_safe_contains): New function.
18399 (vec::contains): Likewise.
18400 (vec::begin): Likewise.
18401 (vec::end): Likewise.
18403 2016-04-23 Jakub Jelinek <jakub@redhat.com>
18406 * cfgexpand.c (expand_stack_vars): Fix typo.
18408 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
18410 * system.h (list, map, set, vector): Include conditionally.
18411 * auto-profile.c (INCLUDE_MAP, INCLUDE_SET): Define.
18412 * graphite-isl-ast-to-gimple.c (INCLUDE_MAP): Define.
18413 * ipa-icf.c (INCLUDE_LIST): Define.
18414 * config/aarch64/cortex-a57-fma-steering.c (INCLUDE_LIST): Define.
18415 * config/sh/sh.c (INCLUDE_VECTOR): Define.
18416 * config/sh/sh_treg_combine.cc (INCLUDE_ALGORITHM): Define.
18417 (INCLUDE_LIST, INCLUDE_VECTOR): Define.
18418 * cp/logic.cc (INCLUDE_LIST): Define.
18419 * fortran/trans-common.c (INCLUDE_MAP): Define.
18421 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
18423 * auto-profile.c: Remove <string.h> include.
18424 * ipa-icf-gimple.c: Remove <list> include.
18425 * diagnostic.c: Remove <new> include.
18426 * genmatch.c: Likewise.
18427 * pretty-print.c: Likewise.
18428 * toplev.c: Likewise
18429 * c/c-objc-common.c: Likewise.
18430 * cp/error.c: Likewise.
18431 * fortran/error.c: Likewise.
18433 2016-04-22 Richard Biener <rguenther@suse.de>
18435 * lto-streamer-in.c (input_ssa_names): Do not allocate
18436 GIMPLE_NOP for all SSA names.
18437 * lto-streamer-out.c (output_ssa_names): Do not output
18438 SSA names that should have been released.
18440 2016-04-22 Richard Biener <rguenther@suse.de>
18442 PR tree-optimization/70740
18443 * tree-ssa-phiprop.c (propagate_with_phi): Handle inserted
18446 2016-04-21 H.J. Lu <hongjiu.lu@intel.com>
18449 * config/i386/predicates.md (call_insn_operand): Replace
18450 sibcall_memory_operand with memory_operand.
18452 2016-04-21 Patrick Palka <ppalka@gcc.gnu.org>
18454 * tree-vrp.c (register_edge_assert_for_2): Remove redundant
18455 has_single_use() tests.
18456 (register_edge_assert_for_1): Likewise.
18457 (find_assert_locations_1): Check the liveness bitmap instead of
18458 checking has_single_use().
18460 2016-04-21 Kirill Yukhin <kirill.yukhin@intel.com>
18463 * config/i386/sse.md (define_insn "<shift_insn><mode>3<mask_name>"):
18464 Extract AVX-512BW constraint from AVX.
18466 2016-04-21 Richard Biener <rguenther@suse.de>
18468 PR tree-optimization/70725
18469 * tree-if-conv.c (if_convertible_phi_p): Adjust guard
18470 for phi_convertible_by_degenerating_args.
18471 (predicate_all_scalar_phis): Handle single-argument PHIs.
18473 2016-04-21 Richard Biener <rguenther@suse.de>
18475 PR middle-end/70747
18476 * fold-const.c (fold_comparison): Return properly typed
18479 2016-04-21 Bin Cheng <bin.cheng@arm.com>
18481 PR tree-optimization/70715
18482 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
18483 after expanding BASE using expand_simple_operations.
18485 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
18487 * match.pd (min(-x, -y), max(-x, -y), min(~x, ~y), max(~x, ~y)):
18488 New transformations.
18490 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
18492 * match.pd (min(int_max, x), max(int_min, x)): New transformations.
18494 2016-04-20 Jan Hubicka <jh@suse.cz>
18496 * ipa-inline.c (can_inline_edge_p): Pass caller info to
18497 ultiimate_alias_target.
18498 (update_callee_keys): Likewise.
18499 (lookup_recursive_calls): Likewise.
18500 (speculation_useful_p): Likewise.
18502 2016-04-20 Jan Hubicka <jh@suse.cz>
18505 * cgraph.c (cgraph_set_nothrow_flag_1): Rename to ...
18506 (set_nothrow_flag_1): ... this; handle interposition correctly;
18507 recurse on aliases and thunks.
18508 (cgraph_node::set_nothrow_flag): New.
18509 * ipa-pure-const.c (ignore_edge_for_nothrow): Ignore calls to
18510 functions compiled with non-call exceptions that binds to current
18512 (propagate_nothrow): Be safe WRT interposition.
18513 * cgraph.h (set_nothrow_flag): Update prototype.
18515 2016-04-18 Jan Hubicka <jh@suse.cz>
18517 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
18518 max_loop_iterations_int.
18519 (tree_unswitch_outer_loop): Likewise.
18521 2016-04-20 Bin Cheng <bin.cheng@arm.com>
18523 PR tree-optimization/69489
18524 * tree-if-conv.c (phi_convertible_by_degenerating_args): New.
18525 (if_convertible_phi_p): Call phi_convertible_by_degenerating_args.
18526 Revise dump message.
18527 (if_convertible_bb_p): Remove check on edge count of basic block's
18530 2016-04-20 Bin Cheng <bin.cheng@arm.com>
18532 PR tree-optimization/56625
18533 PR tree-optimization/69489
18534 * tree-data-ref.h (DR_INNERMOST): New macro.
18535 * tree-if-conv.c (innermost_loop_behavior_hash): New class for
18536 hashing struct innermost_loop_behavior.
18537 (ref_DR_map): Remove.
18538 (innermost_DR_map): New map.
18539 (baseref_DR_map): Revise comment.
18540 (hash_memrefs_baserefs_and_store_DRs_read_written_info): Store DR
18541 to innermost_DR_map accroding to its innermost loop behavior.
18542 (ifcvt_memrefs_wont_trap): Get DR from innermost_DR_map according
18543 to its innermost loop behavior.
18544 (if_convertible_loop_p_1): Remove intialization for ref_DR_map.
18545 Add initialization for innermost_DR_map. Record memory reference
18546 in DR_BASE_ADDRESS if the reference is compound one or it doesn't
18547 have innermost loop behavior.
18548 (if_convertible_loop_p): Remove release for ref_DR_map. Release
18551 2016-04-20 Uros Bizjak <ubizjak@gmail.com>
18553 * config/i386/i386.md (*lea<mode>_general_1): Rename from
18554 *lea_general_1. Use explicit SWI12 mode interator.
18555 (*lea<mode>_general_2): Rename from *lea_general_2.
18556 Use explicit SWI12 mode interator.
18557 (*lea<mode>_general_3): Rename from *lea_general_3.
18558 Use explicit SWI12 mode interator.
18559 (*lea<SWI12:mode>_general_4): Split from *lea_general_4.
18560 Use explicit SWI12 mode interator.
18561 (*lea<SWI48:mode>_general_4): Split from *lea_general_4.
18562 Use explicit SWI48 mode interator.
18564 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
18566 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
18567 Short-cut unaligned load and store cases. Handle all integer
18569 (ix86_expand_vector_move_misalign): Short-cut unaligned load
18570 and store cases. Call ix86_avx256_split_vector_move_misalign
18571 directly without checking mode class.
18573 2016-04-20 Andrew Pinski <apinski@cavium.com>
18574 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18577 * config/aarch64/aarch64.md (sibcall): Force call
18578 address to be DImode for ILP32.
18579 (sibcall_value): Likewise.
18581 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
18583 * doc/invoke.texi: Replace -skip-rax-setup with -mskip-rax-setup.
18585 2016-04-20 Richard Biener <rguenther@suse.de>
18587 * gimple-match.h (maybe_build_generic_op): Adjust prototype.
18588 * gimple-match-head.c (maybe_build_generic_op): Pass all ops
18589 by reference, clear op1 and op2 when GENERICizing BIT_FIELD_REF.
18590 (maybe_push_res_to_seq): Adjust.
18591 * gimple-fold.c (maybe_build_generic_op): Likewise.
18593 2016-04-20 Marek Polacek <polacek@redhat.com>
18595 * tree-if-conv.c (is_false_predicate): For NULL_TREE return false
18598 2016-04-20 Ilya Enkovich <ilya.enkovich@intel.com>
18600 * config/i386/sse.md (vec_unpacks_lo_hi): Always
18601 use kmovw to support AVX512F target.
18603 2016-04-20 Bin Cheng <bin.cheng@arm.com>
18605 * tree-scalar-evolution.c (interpret_rhs_expr): Handle BIT_AND_EXPR.
18607 2016-04-20 Marek Polacek <polacek@redhat.com>
18609 PR tree-optimization/70725
18610 * tree-if-conv.c (is_false_predicate): New function.
18611 (predicate_mem_writes): Use it.
18613 2016-04-20 Richard Biener <rguenther@suse.de>
18615 PR tree-optimization/70726
18616 * tree-vect-stmts.c (vectorizable_shift): Do not use scalar
18617 shift amounts from a pattern stmt operand.
18619 2016-04-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
18622 * config/s390/s390.c (s390_restore_gprs_from_fprs): Pick the new
18623 stack_restore_from_fpr pattern when restoring r15.
18624 (s390_optimize_prologue): Strip away the memory barrier in the
18625 parallel when trying to get rid of restore insns.
18626 * config/s390/s390.md ("stack_restore_from_fpr"): New insn
18627 definition for loading the stack pointer from an FPR. Compared to
18628 the normal move insn this pattern includes a full memory barrier.
18630 2016-04-19 Jakub Jelinek <jakub@redhat.com>
18632 PR middle-end/70680
18633 * gimplify.c (gimplify_omp_for): Call omp_notice_variable for
18634 implicitly linear or lastprivate iterator on the outer context.
18636 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
18638 * config/i386/i386.c (ix86_legitimate_combined_insn): Remove
18640 * config/i386/i386.md (ssememalign): Removed.
18641 * config/i386/sse.md: Remove ssememalign attribute from patterns.
18643 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
18646 * config/i386/avx512bwintrin.h (_mm512_mask_loadu_epi16): Pass
18647 const short * to __builtin_ia32_loaddquhi512_mask.
18648 (_mm512_maskz_loadu_epi16): Likewise.
18649 (_mm512_mask_storeu_epi16): Pass short * to
18650 __builtin_ia32_storedquhi512_mask.
18651 (_mm512_mask_loadu_epi8): Pass const char * to
18652 __builtin_ia32_loaddquqi512_mask.
18653 (_mm512_maskz_loadu_epi8): Likewise.
18654 (_mm512_mask_storeu_epi8): Pass char * to
18655 __builtin_ia32_storedquqi512_mask.
18656 * config/i386/avx512fintrin.h (_mm512_loadu_pd): Pass
18657 const double * to __builtin_ia32_loadupd512_mask.
18658 (_mm512_mask_loadu_pd): Likewise.
18659 (_mm512_maskz_loadu_pd): Likewise.
18660 (_mm512_storeu_pd): Pass double * to
18661 __builtin_ia32_storeupd512_mask.
18662 (_mm512_mask_storeu_pd): Likewise.
18663 (_mm512_loadu_ps): Pass const float * to
18664 __builtin_ia32_loadups512_mask.
18665 (_mm512_mask_loadu_ps): Likewise.
18666 (_mm512_maskz_loadu_ps): Likewise.
18667 (_mm512_storeu_ps): Pass float * to
18668 __builtin_ia32_storeups512_mask.
18669 (_mm512_mask_storeu_ps): Likewise.
18670 (_mm512_mask_loadu_epi64): Pass const long long * to
18671 __builtin_ia32_loaddqudi512_mask.
18672 (_mm512_maskz_loadu_epi64): Likewise.
18673 (_mm512_mask_storeu_epi64): Pass long long *
18674 to __builtin_ia32_storedqudi512_mask.
18675 (_mm512_loadu_si512): Pass const int * to
18676 __builtin_ia32_loaddqusi512_mask.
18677 (_mm512_mask_loadu_epi32): Likewise.
18678 (_mm512_maskz_loadu_epi32): Likewise.
18679 (_mm512_storeu_si512): Pass int * to
18680 __builtin_ia32_storedqusi512_mask.
18681 (_mm512_mask_storeu_epi32): Likewise.
18682 * config/i386/avx512vlbwintrin.h (_mm256_mask_storeu_epi8): Pass
18683 char * to __builtin_ia32_storedquqi256_mask.
18684 (_mm_mask_storeu_epi8): Likewise.
18685 (_mm256_mask_loadu_epi16): Pass const short * to
18686 __builtin_ia32_loaddquhi256_mask.
18687 (_mm256_maskz_loadu_epi16): Likewise.
18688 (_mm_mask_loadu_epi16): Pass const short * to
18689 __builtin_ia32_loaddquhi128_mask.
18690 (_mm_maskz_loadu_epi16): Likewise.
18691 (_mm256_mask_loadu_epi8): Pass const char * to
18692 __builtin_ia32_loaddquqi256_mask.
18693 (_mm256_maskz_loadu_epi8): Likewise.
18694 (_mm_mask_loadu_epi8): Pass const char * to
18695 __builtin_ia32_loaddquqi128_mask.
18696 (_mm_maskz_loadu_epi8): Likewise.
18697 (_mm256_mask_storeu_epi16): Pass short * to.
18698 __builtin_ia32_storedquhi256_mask.
18699 (_mm_mask_storeu_epi16): Pass short * to.
18700 __builtin_ia32_storedquhi128_mask.
18701 * config/i386/avx512vlintrin.h (_mm256_mask_loadu_pd): Pass
18702 const double * to __builtin_ia32_loadupd256_mask.
18703 (_mm256_maskz_loadu_pd): Likewise.
18704 (_mm_mask_loadu_pd): Pass onst double * to
18705 __builtin_ia32_loadupd128_mask.
18706 (_mm_maskz_loadu_pd): Likewise.
18707 (_mm256_mask_storeu_pd): Pass double * to
18708 __builtin_ia32_storeupd256_mask.
18709 (_mm_mask_storeu_pd): Pass double * to
18710 __builtin_ia32_storeupd128_mask.
18711 (_mm256_mask_loadu_ps): Pass const float * to
18712 __builtin_ia32_loadups256_mask.
18713 (_mm256_maskz_loadu_ps): Likewise.
18714 (_mm_mask_loadu_ps): Pass const float * to
18715 __builtin_ia32_loadups128_mask.
18716 (_mm_maskz_loadu_ps): Likewise.
18717 (_mm256_mask_storeu_ps): Pass float * to
18718 __builtin_ia32_storeups256_mask.
18719 (_mm_mask_storeu_ps): ass float * to
18720 __builtin_ia32_storeups128_mask.
18721 (_mm256_mask_loadu_epi64): Pass const long long * to
18722 __builtin_ia32_loaddqudi256_mask.
18723 (_mm256_maskz_loadu_epi64): Likewise.
18724 (_mm_mask_loadu_epi64): Pass const long long * to
18725 __builtin_ia32_loaddqudi128_mask.
18726 (_mm_maskz_loadu_epi64): Likewise.
18727 (_mm256_mask_storeu_epi64): Pass long long * to
18728 __builtin_ia32_storedqudi256_mask.
18729 (_mm_mask_storeu_epi64): Pass long long * to
18730 __builtin_ia32_storedqudi128_mask.
18731 (_mm256_mask_loadu_epi32): Pass const int * to
18732 __builtin_ia32_loaddqusi256_mask.
18733 (_mm256_maskz_loadu_epi32): Likewise.
18734 (_mm_mask_loadu_epi32): Pass const int * to
18735 __builtin_ia32_loaddqusi128_mask.
18736 (_mm_maskz_loadu_epi32): Likewise.
18737 (_mm256_mask_storeu_epi32): Pass int * to
18738 __builtin_ia32_storedqusi256_mask.
18739 (_mm_mask_storeu_epi32): Pass int * to
18740 __builtin_ia32_storedqusi128_mask.
18741 * config/i386/i386-builtin-types.def (PCSHORT): New.
18742 (PINT64): Likewise.
18743 (V64QI_FTYPE_PCCHAR_V64QI_UDI): Likewise.
18744 (V32HI_FTYPE_PCSHORT_V32HI_USI): Likewise.
18745 (V32QI_FTYPE_PCCHAR_V32QI_USI): Likewise.
18746 (V16SF_FTYPE_PCFLOAT_V16SF_UHI): Likewise.
18747 (V8DF_FTYPE_PCDOUBLE_V8DF_UQI): Likewise.
18748 (V16SI_FTYPE_PCINT_V16SI_UHI): Likewise.
18749 (V16HI_FTYPE_PCSHORT_V16HI_UHI): Likewise.
18750 (V16QI_FTYPE_PCCHAR_V16QI_UHI): Likewise.
18751 (V8SF_FTYPE_PCFLOAT_V8SF_UQI): Likewise.
18752 (V8DI_FTYPE_PCINT64_V8DI_UQI): Likewise.
18753 (V8SI_FTYPE_PCINT_V8SI_UQI): Likewise.
18754 (V8HI_FTYPE_PCSHORT_V8HI_UQI): Likewise.
18755 (V4DF_FTYPE_PCDOUBLE_V4DF_UQI): Likewise.
18756 (V4SF_FTYPE_PCFLOAT_V4SF_UQI): Likewise.
18757 (V4DI_FTYPE_PCINT64_V4DI_UQI): Likewise.
18758 (V4SI_FTYPE_PCINT_V4SI_UQI): Likewise.
18759 (V2DF_FTYPE_PCDOUBLE_V2DF_UQI): Likewise.
18760 (V2DI_FTYPE_PCINT64_V2DI_UQI): Likewise.
18761 (VOID_FTYPE_PDOUBLE_V8DF_UQI): Likewise.
18762 (VOID_FTYPE_PDOUBLE_V4DF_UQI): Likewise.
18763 (VOID_FTYPE_PDOUBLE_V2DF_UQI): Likewise.
18764 (VOID_FTYPE_PFLOAT_V16SF_UHI): Likewise.
18765 (VOID_FTYPE_PFLOAT_V8SF_UQI): Likewise.
18766 (VOID_FTYPE_PFLOAT_V4SF_UQI): Likewise.
18767 (VOID_FTYPE_PINT64_V8DI_UQI): Likewise.
18768 (VOID_FTYPE_PINT64_V4DI_UQI): Likewise.
18769 (VOID_FTYPE_PINT64_V2DI_UQI): Likewise.
18770 (VOID_FTYPE_PINT_V16SI_UHI): Likewise.
18771 (VOID_FTYPE_PINT_V8SI_UHI): Likewise.
18772 (VOID_FTYPE_PINT_V4SI_UHI): Likewise.
18773 (VOID_FTYPE_PSHORT_V32HI_USI): Likewise.
18774 (VOID_FTYPE_PSHORT_V16HI_UHI): Likewise.
18775 (VOID_FTYPE_PSHORT_V8HI_UQI): Likewise.
18776 (VOID_FTYPE_PCHAR_V64QI_UDI): Likewise.
18777 (VOID_FTYPE_PCHAR_V32QI_USI): Likewise.
18778 (VOID_FTYPE_PCHAR_V16QI_UHI): Likewise.
18779 (V64QI_FTYPE_PCV64QI_V64QI_UDI): Removed.
18780 (V32HI_FTYPE_PCV32HI_V32HI_USI): Likewise.
18781 (V32QI_FTYPE_PCV32QI_V32QI_USI): Likewise.
18782 (V16HI_FTYPE_PCV16HI_V16HI_UHI): Likewise.
18783 (V16QI_FTYPE_PCV16QI_V16QI_UHI): Likewise.
18784 (V8HI_FTYPE_PCV8HI_V8HI_UQI): Likewise.
18785 (VOID_FTYPE_PV32HI_V32HI_USI): Likewise.
18786 (VOID_FTYPE_PV16HI_V16HI_UHI): Likewise.
18787 (VOID_FTYPE_PV8HI_V8HI_UQI): Likewise.
18788 (VOID_FTYPE_PV64QI_V64QI_UDI): Likewise.
18789 (VOID_FTYPE_PV32QI_V32QI_USI): Likewise.
18790 (VOID_FTYPE_PV16QI_V16QI_UHI): Likewise.
18791 * config/i386/i386.c (ix86_emit_save_reg_using_mov): Don't
18793 (ix86_emit_restore_sse_regs_using_mov): Don't use UNSPEC_LOADU.
18794 (ix86_avx256_split_vector_move_misalign): Don't use unaligned
18796 (ix86_expand_vector_move_misalign): Likewise.
18797 (bdesc_special_args): Use CODE_FOR_movvNXY_internal and pointer
18798 to scalar function prototype for unaligned load/store builtins.
18799 (ix86_expand_special_args_builtin): Updated.
18800 * config/i386/sse.md (UNSPEC_LOADU): Removed.
18801 (UNSPEC_STOREU): Likewise.
18802 (VI_ULOADSTORE_BW_AVX512VL): Likewise.
18803 (VI_ULOADSTORE_F_AVX512VL): Likewise.
18804 (ssescalarsize): Handle V4TI, V2TI and V1TI.
18805 (<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
18806 (*<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
18807 (<sse>_storeu<ssemodesuffix><avxsizesuffix>): Likewise.
18808 (<avx512>_storeu<ssemodesuffix><avxsizesuffix>_mask): Likewise.
18809 (<sse2_avx_avx512f>_loaddqu<mode><mask_name>): Likewise.
18810 (*<sse2_avx_avx512f>_loaddqu<mode><mask_name>"): Likewise.
18811 (sse2_avx_avx512f>_storedqu<mode>): Likewise.
18812 (<avx512>_storedqu<mode>_mask): Likewise.
18813 (*sse4_2_pcmpestr_unaligned): Likewise.
18814 (*sse4_2_pcmpistr_unaligned): Likewise.
18815 (*mov<mode>_internal): Renamed to ...
18816 (mov<mode>_internal): This. Remove check of AVX and IAMCU on
18817 misaligned operand. Replace vmovdqu64 with vmovdqu<ssescalarsize>.
18818 (movsd/movhpd to movupd peephole): Don't use UNSPEC_LOADU.
18819 (movlpd/movhpd to movupd peephole): Don't use UNSPEC_STOREU.
18821 2016-04-19 Richard Biener <rguenther@suse.de>
18823 PR tree-optimization/70171
18824 * tree-ssa-phiprop.c: Include stor-layout.h.
18825 (phiprop_insert_phi): Handle the aggregate copy case.
18826 (propagate_with_phi): Likewise.
18828 2016-04-19 Uros Bizjak <ubizjak@gmail.com>
18830 * config/i386/i386.c (ix86_decompose_address): Use lowpart_subreg
18831 instead of simplify_gen_subreg (... , 0).
18832 (ix86_delegitimize_address): Ditto.
18833 (ix86_split_divmod): Ditto.
18834 (ix86_split_copysign_const): Ditto.
18835 (ix86_split_copysign_var): Ditto.
18836 (ix86_expand_args_builtin): Ditto.
18837 (ix86_expand_round_builtin): Ditto.
18838 (ix86_expand_special_args_builtin): Ditto.
18839 * config/i386/i386.md (TARGET_USE_VECTOR_FP_CONVERTS splitters): Ditto.
18840 (TARGET_SSE_PARTIAL_REG_DEPENDENCY splitters and peephole2s): Ditto.
18841 (udivmodqi4): Ditto.
18842 (absneg splitters): Ditto.
18843 (*jcc_bt<mode>_1): Ditto.
18845 2016-04-19 Richard Biener <rguenther@suse.de>
18847 PR tree-optimization/70724
18848 * tree-ssa-sccvn.c (scc_vn_restore_ssa_info): Split SSA info
18849 restoring out from ...
18850 (free_scc_vn): ... here.
18851 * tree-ssa-sccvn.h (scc_vn_restore_ssa_info): Declare.
18852 * tres-ssa-pre.c (pass_pre::execute): Restore SSA info before
18854 (pass_fre::execute): Restore SSA info.
18856 2016-04-19 Richard Biener <rguenther@suse.de>
18858 * gimple-walk.h (struct walk_stmt_info): Add stmt member.
18859 * gimple-walk.c (walk_gimple_op): Initialize it.
18860 (walk_gimple_asm): Set wi->is_lhs before each callback invocation.
18861 * tree-inline.c (remap_gimple_op_r): Set SSA_NAME_DEF_STMT when
18862 remapping SSA names of defs.
18863 (copy_bb): Remove walk over all SSA defs and SSA_NAME_DEF_STMT
18866 2016-04-18 Vladimir Makarov <vmakarov@redhat.com>
18868 PR middle-end/70689
18869 * lra-constraints.c (equiv_substition_p): New.
18870 (process_alt_operands): Use it.
18871 (swap_operands): Swap it.
18872 (curr_insn_transform): Update it.
18874 2016-04-18 Michael Matz <matz@suse.de>
18876 * tree.h (TYPE_ALIGN, DECL_ALIGN): Return shifted amount.
18877 (SET_TYPE_ALIGN, SET_DECL_ALIGN): New.
18878 * tree-core.h (tree_type_common.align): Use bit-field.
18879 (tree_type_common.spare): New.
18880 (tree_decl_common.off_align): Make smaller.
18881 (tree_decl_common.align): Use bit-field.
18883 * expr.c (expand_expr_addr_expr_1): Use SET_TYPE_ALIGN.
18884 * omp-low.c (install_var_field): Use SET_DECL_ALIGN.
18885 (scan_sharing_clauses): Ditto.
18886 (finish_taskreg_scan): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
18887 (omp_finish_file): Ditto.
18888 * stor-layout.c (do_type_align): Use SET_DECL_ALIGN.
18889 (layout_decl): Ditto.
18890 (relayout_decl): Ditto.
18891 (finalize_record_size): Use SET_TYPE_ALIGN.
18892 (finalize_type_size): Ditto.
18893 (finish_builtin_struct): Ditto.
18894 (layout_type): Ditto.
18895 (initialize_sizetypes): Ditto.
18896 * targhooks.c (std_gimplify_va_arg_expr): Use SET_TYPE_ALIGN.
18897 * tree-nested.c (insert_field_into_struct): Use SET_TYPE_ALIGN.
18898 (lookup_field_for_decl): Use SET_DECL_ALIGN.
18899 (get_chain_field): Ditto.
18900 (get_trampoline_type): Ditto.
18901 (get_nl_goto_field): Ditto.
18902 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
18904 (unpack_ts_type_common_value_fields): Use SET_TYPE_ALIGN.
18905 * gimple-expr.c (copy_var_decl): Use SET_DECL_ALIGN.
18906 * tree.c (make_node_stat): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
18907 (build_qualified_type): Use SET_TYPE_ALIGN.
18908 (build_aligned_type, build_range_type_1): Ditto.
18909 (build_atomic_base): Ditto.
18910 (build_common_tree_nodes): Ditto.
18911 * cfgexpand.c (align_local_variable): Use SET_DECL_ALIGN.
18912 (expand_one_stack_var_at): Ditto.
18913 * coverage.c (build_var): Use SET_DECL_ALIGN.
18914 * except.c (init_eh): Ditto.
18915 * function.c (assign_parm_setup_block): Ditto.
18916 * symtab.c (increase_alignment_1): Ditto.
18917 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Ditto.
18918 * tree-vect-stmts.c (ensure_base_align): Ditto.
18919 * varasm.c (align_variable): Ditto.
18920 (assemble_variable): Ditto.
18921 (build_constant_desc): Ditto.
18922 (output_constant_def_contents): Ditto.
18924 * config/arm/arm.c (arm_relayout_function): Use SET_DECL_ALIGN.
18925 * config/avr/avr.c (avr_adjust_type_node): Use SET_TYPE_ALIGN.
18926 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): Ditto.
18927 * config/msp430/msp430.c (msp430_gimplify_va_arg_expr): Ditto.
18928 * config/spu/spu.c (spu_build_builtin_va_list): Use SET_DECL_ALIGN.
18930 2016-04-18 H.J. Lu <hongjiu.lu@intel.com>
18933 * config/i386/sse.md (sse2_loadlpd): Accept load from "xm" and
18934 replace %vmovsd with "%vmovq".
18935 (vec_concatv2df): Likewise.
18937 2016-04-18 Uros Bizjak <ubizjak@gmail.com>
18939 * config/i386/mmx.md (*vec_extractv2sf_0): Use gen_lowpart.
18940 (*vec_extractv2si_0): Ditto.
18941 * config/i386/sse.md (*vec_extractv4sf_0): Ditto.
18942 (zero_extended_scalar_load_operand splitters): Ditto.
18943 (vec_extract splitters): Ditto.
18944 (*vec_extractv4si_0_zext): Ditto.
18945 (avx_<castmode><avxsizesuffix>_<castmode>): Use gen_lowpart
18946 and lowpart_subreg.
18947 (avx512f_<castmode><avxsizesuffix>_<castmode>): Ditto.
18948 (avx512f_<castmode><avxsizesuffix>_256<castmode>): Ditto.
18949 (*sse4_1_extractps): Use lowpart_subreg.
18950 * config/i386/i386.md (x87 floatsplitter): Use gen_lowpart.
18952 2016-04-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
18954 * doc/install.texi (Specific, i?86-*-solaris2.10): Update gas and
18956 (Specific, *-*-solaris2*): Update Solaris 11 bundled gcc versions.
18957 Mention Solaris 11 packaging changes.
18958 Update gas and gld requirements.
18959 Remove reference to pre-Solaris 10 bug.
18960 (Specific, sparc-sun-solaris2*): Remove reference to pre-Solaris 10
18962 (Specific, sparc64-*-solaris2*): Remove reference to bootstrap
18965 2016-04-17 Jan Hubicka <jh@suse.cz>
18967 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use also
18968 max_loop_iterations_int.
18970 2016-04-18 Richard Biener <rguenther@suse.de>
18972 PR tree-optimization/43434
18973 * tree-ssa-structalias.c (struct vls_data): New.
18974 (visit_loadstore): Handle all pointer-based accesses.
18975 (compute_dependence_clique): Compute a bitmap of restrict tags
18976 assigned bases and pass it to visit_loadstore.
18978 2016-04-18 Matthew Wahab <matthew.wahab@arm.com>
18981 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for armv8+crc,
18982 armv8.1-a and armv8.1-a+crc.
18984 2016-04-18 Richard Biener <rguenther@suse.de>
18986 PR tree-optimization/70701
18987 * tree-ssa-sccvn.c (vn_reference_lookup_3): Resolve fully constant
18988 references after translating through a memcpy.
18990 2016-04-18 Richard Biener <rguenther@suse.de>
18992 * tree-ssa-pre.c (postorder, postorder_num): Make locals ...
18993 (compute_antic): ... here. For partial antic use regular
18994 postorder and scrap iteration.
18995 (compute_partial_antic_aux): Remove unused return value.
18996 (init_pre): Do not allocate postorder.
18997 (fini_pre): Do not free postorder.
18999 2016-04-18 Richard Biener <rguenther@suse.de>
19001 PR middle-end/37870
19002 * expmed.c (extract_bit_field_1): Remove broken case
19003 using a wider MODE_INT mode.
19005 2016-04-18 Segher Boessenkool <segher@kernel.crashing.org>
19007 * has-brig.c (lendian16): Don't try to use __builtin_bswap16
19008 unless compiling with at least GCC-4.8.
19010 2016-04-17 Jan Hubicka <jh@suse.cz>
19013 * graphite.c (graphite_finalize): Update call to
19014 tree_estimate_probability.
19015 * predict.h (tree_estimate_probability): Update prototype.
19017 2016-04-17 Jan Hubicka <jh@suse.cz>
19019 * predict.c (combine_predictions_for_bb): Add dry_run parmaeter.
19020 (tree_estimate_probability): Likewise.
19021 (pass_profile::execute): Update.
19022 (report_predictor_hitrates): New function.
19023 * profile.c (compute_branch_probabilities): Use it.
19024 * predict.h (report_predictor_hitrates): Declare.
19026 2016-04-17 Jan Hubicka <jh@suse.cz>
19029 * cgraph.h (cgraph_node::set_const_flag,
19030 cgraph_node::set_pure_flag): Update prototype to return bool;
19032 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases): Thunks
19033 of interposable symbol are interposable, too.
19034 (cgraph_set_const_flag_1): Rename to ...
19035 (set_const_flag_1): ... this one; change to self recursive function
19036 instead of call_for_symbol_thunks_and_aliases. Handle correctly
19037 clearnig the flag in all variants and also virtual thunks of const
19038 functions are pure; track if any change was done.
19039 (cgraph_node::set_const_flag): Update.
19040 (struct set_pure_flag_info): New struct.
19041 (cgraph_set_pure_flag_1): Rename to ...
19042 (set_pure_flag_1): ... this one; take set_pure_flag_info parameter
19043 rather than pointer encoded flags; track if any changes was done;
19044 handle correctly clearning flag and setting flag of aliases already
19046 (cgraph_node::set_pure_flag): Update.
19047 (cgraph_node::set_nothrow_flag): Handle correctly clearning the flag.
19049 2016-04-17 Tom de Vries <tom@codesourcery.com>
19052 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Escape
19053 backslash in label.
19055 2016-04-17 Tom de Vries <tom@codesourcery.com>
19057 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Classify chars
19058 '{}<> ' as escape-for-record.
19060 2016-04-17 Tom de Vries <tom@codesourcery.com>
19062 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Simplify loop
19065 2016-04-17 Tom de Vries <tom@codesourcery.com>
19068 * tree-pass.h (class opt_pass): Remove graph_dump_initialized member.
19069 * dumpfile.h (struct dump_file_info): Add graph_dump_initialized field.
19070 * dumpfile.c (dump_files): Initialize graph_dump_initialized field.
19071 * passes.c (finish_optimization_passes): Only call
19072 finish_graph_dump_file if dfi->graph_dump_initialized.
19073 (execute_function_dump, pass_init_dump_file): Use
19074 dfi->graph_dump_initialized instead of pass->graph_dump_initialized.
19076 2016-04-17 Tom de Vries <tom@codesourcery.com>
19078 PR tree-optimization/70256
19079 * tree-ssa-structalias.c (dump_varinfo, debug_varinfo, dump_varmap)
19080 (debug_varmap): New function.
19082 2016-04-17 Tom de Vries <tom@codesourcery.com>
19085 * passes.c (pass_manager::register_pass): Propagate pflags.
19087 2016-04-17 Tom de Vries <tom@codesourcery.com>
19090 * pass_manager.h (TERMINATE_PASS_LIST): Add pass argument.
19091 * passes.c (pass_manager::pass_manager): Declare and init p_start in
19092 INSERT_PASSES_AFTER. Add pass parameter to TERMINATE_PASS_LIST, and
19093 check if it's equal to p_start.
19094 * passes.def: Add arguments to TERMINATE_PASS_LISTs.
19096 2016-04-15 Jan Hubicka <jh@suse.cz>
19099 * cgraph.c (cgraph_set_const_flag_1): Only set as pure if
19100 function does not bind to current def.
19101 * ipa-pure-const.c (worse_state): Add FROM and TO parameters;
19102 handle conservatively calls to functions that does not need to bind
19104 (check_call): Update call of worse_state.
19105 (ignore_edge_for_nothrow): Update.
19106 (ignore_edge_for_pure_const): Likewise.
19107 (propagate_pure_const): Update calls to worse_state.
19108 (skip_function_for_local_pure_const): Reformat comments.
19110 2016-04-15 Jan Hubicka <jh@suse.cz>
19113 * cgraph.c (cgraph_node::get_availability): Add REF parameter.
19114 (cgraph_node::function_symbol): Likewise.
19115 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
19116 * cgraph.h (symtab_node::get_availabbility): Add REF parameter.
19117 (symtab_node::ultimate_alias_target): Add REF parameter.
19118 (symtab_node::binds_to_current_def_p): Declare.
19119 (symtab_node;:ultimate_alias_target_1): Add REF parameter.
19120 (cgraph_node::function_symbol): Likewise.
19121 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
19122 (cgraph_node::get_availability): Likewise.
19123 (cgraph_edge::binds_to_current_def_p): New inline function.
19124 (varpool_node::get_availability): Add REF parameter.
19125 (varpool_node::ultimate_alias_target): Likewise.
19126 * symtab.c (symtab_node::ultimate_alias_target_1): Likewise.
19127 (symtab_node::binds_to_current_def_p): Likewise.
19128 * varpool.c (varpool_node::get_availability): Likewise.
19130 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
19133 * config/i386/sse.md(define_insn "<avx512>_vec_dup<mode><mask_name>"):
19134 Fix mode size check.
19136 2016-04-15 Jakub Jelinek <jakub@redhat.com>
19138 * BASE-VER: Set to 7.0.0.
19140 2016-04-15 Alexander Monakov <amonakov@ispras.ru>
19142 * config/nvptx/nvptx.opt (moptimize): Add a period at end of help text.
19144 2016-04-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19146 * doc/invoke.texi (ARM Options): Add note on deprecation of pre-ARMv4T
19147 architecture revisions.
19149 2016-04-15 Bernd Schmidt <bschmidt@redhat.com>
19151 * config/i386/i386-protos.h (ix86_using_red_zone): Declare.
19152 * config/i386/i386.c (ix86_using_red_zone): No longer static.
19153 * config/i386/i386.md (stack decrement to push peepholes): Guard
19154 with !x86_using_red_zone ().
19156 2016-04-15 Jakub Jelinek <jakub@redhat.com>
19159 * tree-pretty-print.c (do_niy): Add FLAGS argument, pass it down
19160 to dump_generic_node.
19161 (NIY): Pass also flags to do_niy.
19163 2016-04-15 Thomas Schwinge <thomas@codesourcery.com>
19165 * omp-low.c (simd_clone_struct_alloc, simd_clone_struct_copy)
19166 (simd_clone_vector_of_formal_parm_types)
19167 (simd_clone_clauses_extract, simd_clone_compute_base_data_type)
19168 (simd_clone_mangle, simd_clone_create)
19169 (simd_clone_adjust_return_type, create_tmp_simd_array)
19170 (simd_clone_adjust_argument_types, simd_clone_init_simd_arrays)
19171 (struct modify_stmt_info, ipa_simd_modify_stmt_ops)
19172 (ipa_simd_modify_function_body, simd_clone_linear_addend)
19173 (simd_clone_adjust, expand_simd_clones, ipa_omp_simd_clone)
19174 (pass_data_omp_simd_clone, class pass_omp_simd_clone)
19175 (pass_omp_simd_clone::gate, make_pass_omp_simd_clone): Move into...
19176 * omp-simd-clone.c: ... this new file.
19177 (simd_clone_vector_of_formal_parm_types): Make it static.
19178 * Makefile.in (OBJS): Add omp-simd-clone.o.
19180 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
19183 * config/i386/sse.md: Use proper memory operand modifiers.
19186 2016-04-15 Richard Biener <rguenther@suse.de>
19187 Alan Modra <amodra@gmail.com>
19189 PR tree-optimization/70130
19190 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Detect
19191 when alignment stays not the same and no not use the realign
19194 2016-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
19197 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
19198 direct move handlers for KFmode. Change TFmode handlers test from
19199 FLOAT128_IEEE_P to FLOAT128_VECTOR_P.
19201 2016-04-14 Jakub Jelinek <jakub@redhat.com>
19204 * ipa-utils.h (polymorphic_ctor_dtor_p): New prototype.
19205 * ipa-polymorphic-call.c (polymorphic_ctor_dtor_p): New function.
19206 (inlined_polymorphic_ctor_dtor_block_p): Use it.
19207 * tree-ssa-live.c (remove_unused_scope_block_p): When
19208 in_ctor_dtor_block, avoid discarding not just BLOCKs with
19209 BLOCK_ABSTRACT_ORIGIN being FUNCTION_DECL, but even when
19210 block_ultimate_origin is FUNCTION_DECL.
19211 (remove_unused_locals): If current_function_decl is
19212 polymorphic_ctor_dtor_p, pass initial true to
19213 remove_unused_scope_block_p' is_ctor_dtor_block.
19215 2016-04-14 Martin Sebor <msebor@redhat.com>
19220 * doc/extend.texi (Variable Length): Revert.
19222 2016-04-14 Marek Polacek <polacek@redhat.com>
19223 Jan Hubicka <hubicka@ucw.cz>
19226 * tree.c (verify_type): Disable the canonical type of main variant
19229 2016-04-14 Jason Merrill <jason@redhat.com>
19231 * cfgexpand.c, expr.c: Revert previous change.
19233 2016-04-14 Cesar Philippidis <cesar@codesourcery.com>
19235 PR middle-end/70643
19236 * omp-low.c (lower_oacc_reductions): Check for TREE_CONSTANT
19237 when building a mem ref for the incoming reduction variable.
19239 2016-04-14 Richard Biener <rguenther@suse.de>
19241 PR tree-optimization/70614
19242 * tree-scalar-evolution.c (analyze_evolution_in_loop): Terminate
19243 loop if the evolution dropped to chrec_dont_know.
19244 (interpret_condition_phi): Likewise.
19246 2016-04-14 Richard Biener <rguenther@suse.de>
19248 PR tree-optimization/70623
19249 * tree-ssa-pre.c (changed_blocks): Make global ...
19250 (compute_antic): ... local here. Move and fix worklist
19251 handling here. Do not clear EDGE_DFS_BACK or call mark_dfs_back_edges.
19252 (compute_antic_aux): Add dumping for MAX assumed succs. Remove
19253 worklist handling, dump when ANTIC_IN changed.
19254 (compute_partial_antic_aux): Remove worklist handling.
19255 (init_pre): Do not compute post dominators. Add a comment about
19256 the CFG order chosen.
19257 (fini_pre): Do not free post dominators.
19259 2016-04-13 Martin Sebor <msebor@redhat.com>
19264 * doc/extend.texi (Variable Length): Document C++ specifics.
19266 2016-04-13 Jakub Jelinek <jakub@redhat.com>
19269 * ipa-pure-const.c (pass_nothrow::execute): Call maybe_clean_eh_stmt
19270 on all recursive call stmts. Return TODO_cleanup_cfg if any dead
19271 eh edges have been purged.
19274 * tree-sra.c (create_access_replacement,
19275 get_replaced_param_substitute): Set DECL_NAMELESS on repl if it
19277 * tree-pretty-print.c (dump_fancy_name): New function.
19278 (dump_decl_name, dump_generic_node): Use it.
19280 2016-04-13 Jason Merrill <jason@redhat.com>
19282 * cfgexpand.c (pass_expand::execute): Handle attribute "abi warning".
19283 * expr.c (expand_expr_real_1): Likewise.
19285 2016-04-13 Ilya Enkovich <ilya.enkovich@intel.com>
19287 * config/i386/i386.md (kunpckhi): Swap operands.
19288 (kunpcksi): Likewise.
19289 (kunpckdi): Likewise.
19290 * config/i386/sse.md (vec_pack_trunc_qi): Likewise.
19291 (vec_pack_trunc_<mode>): Likewise.
19293 2016-04-13 Jakub Jelinek <jakub@redhat.com>
19296 * explow.c (convert_memory_address_addr_space_1): Formatting fix.
19298 PR middle-end/70633
19299 * gimplify.c (gimplify_init_constructor): Clear TREE_STATIC if
19300 gimplification turns some element into non-constant.
19303 * rtl.h (convert_memory_address_addr_space_1): New prototype.
19304 * explow.c (convert_memory_address_addr_space_1): No longer static,
19305 add NO_EMIT argument and don't call convert_modes if true, pass
19306 it down recursively, remove break after return.
19307 (convert_memory_address_addr_space): Adjust caller.
19308 * simplify-rtx.c (simplify_unary_operation_1): Call
19309 convert_memory_address_addr_space_1 instead of convert_memory_address,
19310 if it returns NULL, don't simplify.
19312 2016-04-12 Eric Botcazou <ebotcazou@adacore.com>
19315 * config/sparc/sparc.c (sparc_compute_frame_size): Add parentheses.
19317 2016-04-12 Jakub Jelinek <jakub@redhat.com>
19319 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
19320 Bump the upper SIMDLEN limits, so that if the return type or
19321 characteristic type if the return type is void can be passed in
19322 all available SSE2/AVX/AVX2/AVX512-F registers, the SIMDLEN is
19325 2016-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
19328 * config/rs6000/rs6000.md (ieee_128bit_vsx_neg<mode>2_internal):
19329 Do not use "=" constraint on an input constraint.
19330 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
19331 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
19332 (ieee_128bit_vsx_nabs<mode>2): Correct splitter so that it
19333 generates (neg (abs ...)) instead of (abs ...).
19335 2016-04-12 Jakub Jelinek <jakub@redhat.com>
19337 PR rtl-optimization/70596
19338 * lra-spills.c (spill_pseudos): Don't delete debug insns, instead
19339 just invalidate LRA data and reset them. Adjust dump wording.
19341 2016-04-12 Martin Liska <mliska@suse.cz>
19344 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
19346 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
19348 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
19349 max_loop_iterations_int.
19350 (tree_unswitch_outer_loop): Likewise.
19351 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
19352 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
19354 2016-04-12 Tom de Vries <tom@codesourcery.com>
19356 PR tree-optimization/68756
19357 * graphite-isl-ast-to-gimple.c (copy_cond_phi_args): Use new_expr
19358 instead of new_name.
19360 2016-04-12 Jakub Jelinek <jakub@redhat.com>
19362 PR tree-optimization/70602
19363 * tree-sra.c (generate_subtree_copies): Don't write anything into
19364 constant pool decls.
19366 * omp-low.c (lower_omp_target): Use GOMP_MAP_FIRSTPRIVATE_INT
19367 regardless whether there are depend clauses or not.
19369 2016-04-11 Michael Meissner <meissner@linux.vnet.ibm.com>
19372 * config/rs6000/rs6000.c (rs6000_opt_masks): Disable using the
19373 target attribute and pragma from changing the -mfloat128
19374 and -mfloat128-hardware options.
19376 * doc/extend.texi (Additional Floating Types): Document PowerPC
19377 __float128 restrictions.
19379 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
19382 * config/aarch64/driver-aarch64.c
19383 (aarch64_get_extension_string_for_isa_flags): New.
19384 (arch_extension): Rename to...
19385 (aarch64_arch_extension): ...This.
19386 (ext_to_feat_string): Rename to...
19387 (aarch64_extensions): ...This.
19388 (aarch64_core_data): Keep track of architecture extension flags.
19389 (cpu_data): Rename to...
19390 (aarch64_cpu_data): ...This.
19391 (aarch64_arch_driver_info): Keep track of architecture extension
19393 (get_arch_name_from_id): Rename to...
19394 (get_arch_from_id): ...This, change return type.
19395 (host_detect_local_cpu): Update and reformat for renames, handle
19396 extensions through common infrastructure.
19398 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
19401 * config/aarch64/aarch64-common.c (aarch64_option_extension): Keep
19402 track of a canonical flag name.
19403 (all_extensions): Likewise.
19404 (arch_to_arch_name): Also track extension flags enabled by the arch.
19405 (all_architectures): Likewise.
19406 (aarch64_parse_extension): Move to here.
19407 (aarch64_get_extension_string_for_isa_flags): Take a new argument,
19409 (aarch64_rewrite_selected_cpu): Update for above change.
19410 * config/aarch64/aarch64-option-extensions.def: Rework the way flags
19411 are handled, such that the single explicit value enabled by an
19412 extension is kept seperate from the implicit values it also enables.
19413 * config/aarch64/aarch64-protos.h (aarch64_parse_opt_result): Move
19415 (aarch64_parse_extension): New.
19416 * config/aarch64/aarch64.c (aarch64_parse_opt_result): Move from
19417 here to config/aarch64/aarch64-protos.h.
19418 (aarch64_parse_extension): Move from here to
19419 common/config/aarch64/aarch64-common.c.
19420 (aarch64_option_print): Update.
19421 (aarch64_declare_function_name): Likewise.
19422 (aarch64_start_file): Likewise.
19423 * config/aarch64/driver-aarch64.c (arch_extension): Keep track of
19424 the canonical flag for extensions.
19425 * config.gcc (aarch64*-*-*): Extend regex for capturing extension
19428 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
19430 * config/aarch64/aarch64.h (AARCH64_FL_FOR_ARCH8_1): Also add
19433 2016-04-09 Tom de Vries <tom@codesourcery.com>
19435 PR tree-optimization/68953
19436 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Order accesses from
19437 first to last subscript.
19439 2016-04-09 Jakub Jelinek <jakub@redhat.com>
19441 PR tree-optimization/70586
19442 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Return false
19445 2016-04-08 Cesar Philippidis <cesar@codesourcery.com>
19449 PR tree-optimization/70373
19450 PR middle-end/70533
19451 PR middle-end/70534
19452 PR middle-end/70535
19453 * gimplify.c (gimplify_adjust_omp_clauses): Add or adjust data
19454 clauses for acc parallel reductions as necessary. Error on those
19456 * omp-low.c (scan_sharing_clauses): Don't install variables which
19457 are used in acc parallel reductions.
19458 (lower_rec_input_clauses): Remove dead code.
19459 (lower_oacc_reductions): Add support for reference reductions.
19460 (lower_reduction_clauses): Remove dead code.
19461 (lower_omp_target): Don't remap variables appearing in acc parallel
19463 * tree.h (OMP_CLAUSE_MAP_IN_REDUCTION): New macro.
19465 2016-04-08 Jakub Jelinek <jakub@redhat.com>
19467 PR middle-end/70593
19468 * tree-ssa-coalesce.c (build_ssa_conflict_graph): For stmt
19469 with multiple SSA_NAME defs, force the outputs other than first
19470 to be live before calling live_track_process_def on each output.
19472 PR rtl-optimization/70574
19473 * fwprop.c (forward_propagate_and_simplify): Don't add
19474 REG_EQUAL note if DF_REF_REG (use) is a paradoxical subreg.
19475 (try_fwprop_subst): Don't add REG_EQUAL note if there are any
19476 paradoxical subregs within *loc.
19478 2016-04-08 Thomas Schwinge <thomas@codesourcery.com>
19480 * config/arc/arc.h (LINK_COMMAND_SPEC): Use gt to ignore
19481 -ftree-parallelize-loops={0,1}.
19482 * config/darwin.h (LINK_COMMAND_SPEC_A): Likewise.
19483 * config/i386/mingw32.h (GOMP_SELF_SPECS): Likewise.
19484 * config/ia64/hpux.h (LIB_SPEC): Likewise.
19485 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
19486 * config/pa/pa64-hpux.h (LIB_SPEC): Likewise.
19488 2016-04-08 Maxim Ostapenko <m.ostapenko@samsung.com>
19491 * asan.c (instrument_derefs): If we get unknown location, extract it
19492 with EXPR_LOCATION.
19493 (maybe_instrument_call): Instrument gimple_call's arguments if needed.
19495 2016-04-08 Tom de Vries <tom@codesourcery.com>
19497 * omp-low.c (lower_omp_target): Set TREE_NO_WARNING for oacc
19498 implicit firstprivate clause.
19500 2016-04-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19503 * config/arm/thumb2.md (tst + branch-> lsls + branch
19504 peephole below *orsi_not_shiftsi_si): Require that condition
19505 register is dead after the peephole.
19506 (second peephole after the above): Likewise.
19508 2016-04-08 Alan Modra <amodra@gmail.com>
19511 * builtins.c (fold_builtin_classify): For IBM extended precision,
19512 look at just the high-order double to test for NaN.
19513 (fold_builtin_interclass_mathfn): Similarly for Inf. For isnormal
19514 test just the high double for Inf but both doubles for subnormal
19517 2016-04-07 Jakub Jelinek <jakub@redhat.com>
19519 * cgraph.h (struct cgraph_simd_clone): Add mask_mode field.
19520 * omp-low.c (simd_clone_init_simd_arrays, simd_clone_adjust): Handle
19521 node->simdclone->mask_mode != VOIDmode masks.
19522 (simd_clone_adjust_argument_types): Likewise. Move sc var definition
19523 earlier, use it instead of node->simdclone.
19524 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
19525 Set clonei->mask_mode.
19527 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
19530 * parser.c (cp_parser_iteration_statement): New parameter IF_P.
19531 Pass it through to cp_parser_already_scoped_statement.
19532 (cp_parser_already_scoped_statement): New parameter IF_P. Pass
19533 it through to cp_parser_statement.
19534 (cp_parser_statement): Pass IF_P through to
19535 cp_parser_iteration_statement.
19536 (cp_parser_pragma): Adjust call to
19537 cp_parser_iteration_statement.
19539 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
19542 * gimplify.c (gimplify_omp_ordered): Add explicit braces to
19543 resolve a future -Wparentheses warning.
19544 * omp-low.c (scan_sharing_clauses): Likewise.
19545 * tree-parloops.c (eliminate_local_variables): Likewise.
19547 2016-04-06 Vladimir Makarov <vmakarov@redhat.com>
19549 PR rtl-optimization/70398
19550 * lra-constraints.c (process_address_1): Check zero scale and code
19551 for reloading with zero scale.
19553 2016-04-06 Uros Bizjak <ubizjak@gmail.com>
19555 * config/i386/sse.md (shuffletype): Add V32HI and V4TI modes.
19556 (ssescalarsize): Add V8SF, V4SF, V4DF and V2DF modes.
19558 2016-04-06 Jakub Jelinek <jakub@redhat.com>
19560 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
19561 Add support for AVX512F clones, include them by default for
19562 exported OpenMP declare simd functions. For AVX2 allow simdlen 32
19563 and use it if charasteric type is 8-bit, for AVX512F allow simdlen
19566 PR middle-end/70550
19567 * tree.h (OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT): Define.
19568 * gimplify.c (gimplify_adjust_omp_clauses_1): Set it for implicit
19569 firstprivate clauses.
19570 * omp-low.c (lower_send_clauses): Set TREE_NO_WARNING for
19571 OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT !by_ref vars in task contexts.
19572 (lower_omp_target): Set TREE_NO_WARNING for
19573 non-addressable possibly uninitialized vars which are copied into
19574 addressable temporaries or copied for GOMP_MAP_FIRSTPRIVATE_INT.
19576 2016-04-05 John David Anglin <danglin@gcc.gnu.org>
19578 * config/pa/predicates.md (integer_store_memory_operand): Accept
19579 REG+D operands with a large offset when reload_in_progress is true.
19580 (floating_point_store_memory_operand): Likewise.
19582 2016-04-05 Jakub Jelinek <jakub@redhat.com>
19585 * match.pd (nested int casts): Limit to GIMPLE.
19587 2016-04-05 Jan Hubicka <hubicka@ucw.cz>
19590 * ipa-devirt.c (maybe_record_node): Fix comment; use
19591 SANITIZE_UNREACHABLE instead of SANITIZE_UNDEFINED.
19593 2016-04-05 Jakub Jelinek <jakub@redhat.com>
19595 PR rtl-optimization/70542
19596 * ree.c (add_removable_extension): For VECTOR_MODE_P punt
19597 if there are any uses other than insn or debug insns.
19599 2016-04-05 Marc Glisse <marc.glisse@inria.fr>
19600 Jakub Jelinek <jakub@redhat.com>
19602 PR tree-optimization/70509
19603 * simplify-rtx.c (simplify_binary_operation_1) <case VEC_SELECT>:
19604 Shift HOST_WIDE_INT_1U instead of 1.
19606 2016-04-05 Zdenek Sojka <zsojka@seznam.cz>
19608 PR tree-optimization/70509
19609 * tree-ssa-forwprop.c (simplify_bitfield_ref): Use bitsize_int instead
19610 of the vector base type for index.
19612 2016-04-05 Uros Bizjak <ubizjak@gmail.com>
19615 * config/i386/sse.md (iptr): Add V64QI, V32HI, V16SI and V8DI modes.
19617 2016-04-05 Richard Biener <rguenther@suse.de>
19619 PR tree-optimization/70526
19620 * tree-sra.c (build_ref_for_offset): Use prev_base to
19621 extract the alias pointer type.
19623 2016-04-05 Richard Biener <rguenther@suse.de>
19625 * dse.c (struct store_info): Remove alias_set member.
19626 (struct read_info_type): Likewise.
19627 (clear_alias_group, clear_alias_mode_table, clear_alias_mode_holder,
19628 spill_deleted, clear_alias_set_lookup): Remove.
19629 (get_group_info): Remove dead base == NULL_RTX case.
19630 (dse_step0): Remove initialization of removed variables.
19631 (delete_dead_store_insn): Reomve alias set dumping.
19632 (free_read_records): Remove alias_set handling.
19633 (canon_address): Remove alias_set_out parameter.
19634 (record_store): Remove spill_alias_set, it's always zero.
19635 (check_mem_read_rtx): Likewise.
19636 (dse_step2): Rename from ...
19637 (dse_step2_nospill): ... this. Adjust.
19638 (scan_stores): Rename from ...
19639 (scan_stores_nospill): ... this.
19640 (scan_reads): Rename from ...
19641 (scan_reads_nospill): ... this.
19642 (scan_stores_spill, scan_reads_spill): Remove.
19643 (dse_step3_scan): Remove for_spills argument which is always false.
19644 (dse_step3): Likewise.
19645 (dse_step5): Rename from ...
19646 (dse_step5_nospill): ... this. Remove alias_set handling.
19647 (rest_of_handle_dse): Adjust.
19649 2016-04-05 Jakub Jelinek <jakub@redhat.com>
19652 * config/i386/sse.md (*andnot<mode>3): Simplify assertions.
19653 Use vpandn<ssemodesuffix> for V16SI/V8DImode, vpandnq for
19654 V32HI/V64QImode, don't use <mask_operand3_1>, fix up formatting.
19655 (*andnot<mode>3_mask): Remove insn with VI12_AVX512VL iterator.
19657 2016-04-05 Richard Biener <rguenther@suse.de>
19659 PR middle-end/70499
19660 * gimplify-me.c (gimple_regimplify_operands): Do not rewrite
19661 non-register type temporaries into SSA.
19663 2016-04-04 Jan Hubicka <hubicka@ucw.cz>
19666 * ipa-devirt.c (maybe_record_node): Do not optimize cxa_pure_virtual
19667 calls when sanitizing.
19668 (possible_polymorphic_call_target_p): Fix formatting.
19670 2016-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
19671 Jakub Jelinek <jakub@redhat.com>
19673 PR middle-end/70457
19674 * tree-inline.c (estimate_num_insn): Use gimple_call_builtin_p
19675 to ensure a call statement is compatible with a built-in's
19677 * tree-ssa-math-opts.c (pass_optimize_windening_mul::execute):
19680 2016-04-04 Richard Biener <rguenther@suse.de>
19682 PR rtl-optimization/70484
19683 * rtl.h (canon_output_dependence): Declare.
19684 * alias.c (canon_output_dependence): New function.
19685 * dse.c (record_store): Use canon_output_dependence rather
19686 than canon_true_dependence.
19688 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
19691 * cgraph.h (symtab_node::copy_visibility_from): New function.
19692 * symtab.c (symtab_node::copy_visibility_from): New function.
19693 * ipa-visibility.c (optimize_weakref): New function.
19694 (function_and_variable_visibility): Use it.
19696 2016-04-04 Martin Liska <mliska@suse.cz>
19699 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Guard index
19700 value that is really in range handled by SBR instruction.
19701 * hsa-brig.c (emit_switch_insn): Do not emit unconditional jump.
19702 * hsa-dump.c (dump_hsa_insn_1): Do not dump default BB.
19703 * hsa.h (hsa_insn_sbr::m_default_bb): Remove field.
19705 2016-04-03 Oleg Endo <olegendo@gcc.gnu.org>
19709 * config/sh/sh.md (*addsi3): Allow pattern when reload_in_progress is
19710 set, but not for SP_REG operands.
19712 2016-04-02 Martin Sebor <msebor@redhat.com>
19715 * fold-const.c (maybe_nonzero_address): New function.
19716 (fold_comparison): Call it. Fold equality and relational
19717 expressions involving null pointers.
19718 (tree_single_nonzero_warnv_p): Call maybe_nonzero_address.
19720 2016-03-31 Evandro Menezes <e.menezes@samsung.com>
19722 Fix the predicate "aarch64_simd_reg_or_zero" to correctly validate
19723 the "Y" constraint (scalar FP 0.0 immediate).
19725 * config/aarch64/predicates.md (aarch64_simd_reg_or_zero):
19726 Add the "const_double" to the list of operand constraints.
19728 2016-04-01 Jakub Jelinek <jakub@redhat.com>
19730 PR rtl-optimization/70467
19731 * config/i386/i386.md (*add<dwi>3_doubleword, *sub<dwi>3_doubleword):
19732 If low word of the last operand is 0, just emit addition/subtraction
19735 2016-04-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
19738 * config/s390/s390.c (s390_expand_insv): Check for everything
19739 constant instead of just VOIDmode stuff.
19741 2016-04-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19744 * config/arm/arm.h (ASM_APP_OFF): Handle TARGET_ARM and TARGET_THUMB.
19746 2016-04-01 Nathan Sidwell <nathan@acm.org>
19748 * tree.def (TRY_CATCH_EXPR): Correct documentation.
19750 2016-03-31 Vladimir Makarov <vmakarov@redhat.com>
19752 PR rtl-optimization/70461
19753 * ira-color.c (allocno_copy_cost_saving): Use allocno class if it
19756 2016-03-31 Martin Liska <mliska@suse.cz>
19759 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Emit either
19760 a tree value or an immediate integer value to a buffer
19761 that is eventually copied to a BRIG section.
19762 (emit_immediate_operand): Call the function here.
19763 * hsa-dump.c (dump_hsa_immed): Remove checking assert.
19764 * hsa-gen.c (hsa_op_immed::hsa_op_immed): Remove initialization
19765 of class' fields that are removed.
19766 (hsa_op_immed::~hsa_op_immed): Remove deinitialization.
19767 * hsa.h (class hsa_op_immed): Remove m_brig_repr and
19768 m_brig_repr_size fields.
19770 2016-03-31 Martin Liska <mliska@suse.cz>
19773 * hsa-gen.c (hsa_function_representation::update_dominance): New
19775 (convert_addr_to_flat_segment): Likewise.
19776 (gen_hsa_memory_set): New alignment argument.
19777 (gen_hsa_ctor_assignment): Likewise.
19778 (gen_hsa_insns_for_single_assignment): Provide alignment
19779 to gen_hsa_ctor_assignment.
19780 (gen_hsa_insns_for_direct_call): Add new argument.
19781 (expand_lhs_of_string_op): New function.
19782 (expand_string_operation_builtin): Likewise.
19783 (expand_memory_copy): New function.
19784 (expand_memory_set): New function.
19785 (gen_hsa_insns_for_call): Use HOST_WIDE_INT.
19786 (convert_switch_statements): Change signature.
19787 (generate_hsa): Use a return value of the function.
19788 (pass_gen_hsail::execute): Do not call
19789 convert_switch_statements here.
19790 * hsa-regalloc.c (hsa_regalloc): Call update_dominance.
19791 * hsa.h (hsa_function_representation::m_modified_cfg): New flag.
19792 (hsa_function_representation::update_dominance): New function.
19794 2016-03-31 Martin Liska <mliska@suse.cz>
19797 * hsa-brig.c (emit_directive_variable): Emit alignment
19798 according to hsa_symbol::m_align.
19799 * hsa-dump.c (hsa_byte_alignment): Move the function to another file.
19800 (dump_hsa_symbol): Dump alignment of HSA symbols.
19801 * hsa-gen.c (get_symbol_for_decl): Set-up alignment of a symbol.
19802 (gen_hsa_addr_with_align): New function.
19803 (hsa_bitmemref_alignment): Use newly added function.
19804 (gen_hsa_insns_for_load): Likewise.
19805 (gen_hsa_insns_for_store): Likewise.
19806 (gen_hsa_memory_copy): New argument added.
19807 (gen_hsa_insns_for_single_assignment): Respect
19808 alignment for assignments processed via gen_hsa_memory_copy.
19809 (gen_hsa_insns_for_direct_call): Likewise.
19810 (gen_hsa_insns_for_return): Likewise.
19811 (gen_function_def_parameters): Set default alignment.
19812 * hsa.c (hsa_object_alignment): New function.
19813 (hsa_byte_alignment): Pasted function.
19814 * hsa.h (hsa_symbol::m_align): New field.
19816 2016-03-31 Bin Cheng <bin.cheng@arm.com>
19818 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Initialize
19819 scratch field for goto case.
19821 2016-03-31 James Greenhalgh <james.greenhalgh@arm.com>
19823 * config/arm/linux-elf.h (ASM_OUTPUT_DEF): Delete.
19825 2016-03-31 Ilya Enkovich <enkovich.gnu@gmail.com>
19828 * config/i386/i386.c (scalar_chain::convert_op): Fix description.
19829 (scalar_chain::convert_insn): Call convert_op for reg
19830 moves to handle undefined registers.
19832 2016-03-31 Nathan Sidwell <nathan@acm.org>
19835 * varasm.c (output_constructor_regular_field): Flush bitfield earlier.
19836 Assert we don't want to move backwards.
19838 2016-03-31 Kirill Yukhin <kirill.yukhin@intel.com>
19841 * config/i386/sse.md (define_mode_attr shuffletype): Fix typo.
19843 2016-03-31 Jakub Jelinek <jakub@redhat.com>
19845 PR rtl-optimization/70460
19846 * ira.c (indirect_jump_optimize): Don't substitute LABEL_REF
19847 with operand from REG_LABEL_OPERAND, instead substitute
19848 SET_SRC or REG_EQUAL note content if it is a LABEL_REF.
19849 Don't do anything for REG_NON_LOCAL_GOTO jumps.
19851 2016-03-31 Martin Liska <mliska@suse.cz>
19853 * passes.c (execute_one_pass): Do not call
19854 todo_after for a discarded function.
19856 2016-03-31 Bin Cheng <bin.cheng@arm.com>
19858 * tree-ssa-loop-ivopts.c (struct comp_cost): New scrach field.
19859 (no_cost, infinite_cost): Initialize the new field.
19860 (get_computation_cost_at): Record setup cost.
19861 (determine_use_iv_cost_address): Skip cost computation for sub
19862 uses if we can estimate it without losing accuracy.
19864 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
19866 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
19868 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
19869 max_loop_iterations_int.
19870 (tree_unswitch_outer_loop): Likewise.
19871 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
19872 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
19874 2016-03-30 Richard Biener <rguenther@suse.de>
19876 PR middle-end/70450
19877 * fold-const.c (extract_muldiv_1): Fix thinko in wide_int::from usage.
19879 2016-03-30 Jakub Jelinek <jakub@redhat.com>
19882 * config/i386/i386.c (ix86_expand_vector_set): Fix up argument order
19883 in gen_blendm expander.
19885 2016-03-30 Nick Clifton <nickc@redhat.com>
19888 * config/arm/arm.c (arm_reload_out_hi): Add code to handle the
19889 case where we are already provided with an SImode SUBREG.
19891 2016-03-30 H.J. Lu <hongjiu.lu@intel.com>
19894 * config/i386/i386.c (ix86_expand_epilogue): Properly check
19895 conflict between DRAP register and __builtin_eh_return.
19897 2016-03-30 Michael Matz <matz@suse.de>
19898 Richard Biener <rguenther@suse.de>
19901 * ipa-polymorphic-call.c (struct type_change_info): Change
19902 speculative to an unsigned allowing to limit the work we do.
19903 (csftc_abort_walking_p): New inline function..
19904 (check_stmt_for_type_change): Limit the number of may-defs
19905 skipped for speculative devirtualization to
19906 max-speculative-devirt-maydefs.
19907 * params.def (max-speculative-devirt-maydefs): New param.
19908 * doc/invoke.texi (--param max-speculative-devirt-maydefs): Document.
19910 2016-03-30 Mike Stump <mrs@gcc.gnu.org>
19913 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use when profiling
19916 2016-03-30 Patrick Palka <ppalka@gcc.gnu.org>
19918 PR tree-optimization/59124
19919 * tree-vrp.c (register_edge_assert_for_2): For NAME != CST1
19920 where NAME = A +- CST2 add the assertion A != (CST1 -+ CST2).
19922 2016-03-29 Jeff Law <law@redhat.com>
19924 * tree-ssa-coalesce.c (struct ssa_conflicts): Fix typo in comment.
19926 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
19928 * tree-ssa-loop-ivcanon.c (try_peel_loop): Change type of peel
19931 2016-03-29 Thomas Schwinge <thomas@codesourcery.com>
19933 * config/gnu.h (CPP_SPEC, LIB_SPEC): Don't override.
19934 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt1.o instead of
19935 gcrt0.o if linking dynamically.
19937 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
19940 * ipa-devirt.c (methods_equal_p): New function.
19941 (compare_virtual_tables): Use it.
19942 * cgraph.h (symbol_table::symbol_suffix_separator): Declare.
19943 * cgraphclones.c (clone_function_name_1): Use
19944 symbol_table::symbol_suffix_separator.
19945 * coverage.c (build_var): Likewise.
19946 * symtab.c (symbol_table::symbol_suffix_separator): New.
19948 2016-03-29 Jakub Jelinek <jakub@redhat.com>
19950 PR rtl-optimization/70429
19951 * combine.c (simplify_shift_const_1): For ASHIFTRT don't optimize
19952 (cst1 >> count) >> cst2 into (cst1 >> cst2) >> count if
19953 mode != result_mode.
19956 * tree-inline.c (remap_decls): Don't add_local_decl if cfun is null.
19958 PR tree-optimization/70405
19959 * ssa-iterators.h (num_imm_uses): Add missing braces.
19961 2016-03-29 Vladimir Makarov <vmakarov@redhat.com>
19963 PR rtl-optimization/68695
19964 * ira-color.c (allocno_copy_cost_saving): New.
19965 (improve_allocation): Use it.
19967 2016-03-29 Richard Henderson <rth@redhat.com>
19969 PR middle-end/70355
19970 * lower-subreg.c (simplify_subreg_concatn): Reject paradoxical subregs.
19972 2016-03-29 Richard Biener <rguenther@suse.de>
19974 PR middle-end/70424
19975 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Always
19976 use alignment returned by get_pointer_alignment_1 if it is
19977 bigger than BITS_PER_UNIT.
19978 * builtins.c (get_pointer_alignment_1): Do not return true
19979 for alignment extracted from SSA info.
19981 2016-03-28 James Bowman <james.bowman@ftdichip.com>
19983 * config/ft32/ft32.opt (mnodiv): New.
19984 * config/ft32/ft32.md (*divsi3, *modsi3): Qualify with TARGET_NODIV.
19985 * doc/invoke.texi (FT32 Options -mnodiv): New.
19987 2016-03-28 Kirill Yukhin <kirill.yukhin@intel.com>
19990 * config/i386/i386.md (define_split, andn): Fix modes.
19992 2016-03-26 Richard Biener <rguenther@suse.de>
19993 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
19996 * ipa-inline-transform.c (inline_call): Pass opts_for_fn (to->decl)
19998 TREE_OPTIMIZATION (DECL_FUNCTION_SPECIFIC_OPTIMIZATION (to->decl))
19999 as 2nd argument to cl_optimization_restore().
20001 2016-03-25 Richard Henderson <rth@redhat.com>
20004 * config/aarch64/aarch64.c (aarch64_asm_output_pool_epilogue): New.
20005 * config/aarch64/aarch64-protos.h: Declare it.
20006 * config/aarch64/aarch64.h (ASM_OUTPUT_POOL_EPILOGUE): New.
20008 2016-03-25 Alan Modra <amodra@gmail.com>
20011 * config/rs6000/constraints.md (j): Simplify.
20012 * config/rs6000/predicates.md (easy_fp_constant): Exclude
20014 * config/rs6000/rs6000.md (zero_fp): New mode_attr.
20015 (mov<mode>_hardfloat, mov<mode>_hardfloat32, mov<mode>_hardfloat64,
20016 mov<mode>_64bit_dm, mov<mode>_32bit): Use zero_fp in place of j
20017 in all constraint alternatives.
20018 (movtd_64bit_nodm): Delete "j" constraint alternative.
20020 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
20022 * tree-ssa-propagate.c: Enhance docs for
20023 SSA_PROP_NOT_INTERESTING.
20025 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
20027 * doc/extend.texi: Fix typo in documentation to pure attribute.
20029 2016-03-24 John David Anglin <danglin@gcc.gnu.org>
20032 * config/pa/pa.md (bswapdi2): Use a scratch register.
20034 2016-03-24 Richard Henderson <rth@redhat.com>
20036 PR middle-end/69845
20037 * fold-const.c (extract_muldiv_1): Correct test for multiplication
20040 2016-03-24 Uros Bizjak <ubizjak@gmail.com>
20042 * config/i386/i386.md (*anddi3_doubleword): Generate AND insn
20043 using ix86_expand_binary_operator instead of gen_andsi3.
20045 2016-03-24 Richard Biener <rguenther@suse.de>
20047 PR tree-optimization/70396
20048 * tree-vect-stmts.c (vectorizable_comparison): Use
20049 get_vectype_for_scalar_type.
20051 2016-03-24 Richard Biener <rguenther@suse.de>
20053 PR middle-end/70370
20054 * gimplify.c (gimplify_asm_expr): Handle !allows_mem outputs
20055 with register bases.
20057 2016-03-24 Richard Biener <rguenther@suse.de>
20059 PR tree-optimization/70372
20060 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Use
20061 build_all_ones_cst to also handle vector types correctly.
20063 2016-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
20066 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Do not set
20069 2016-03-23 Marek Polacek <polacek@redhat.com>
20072 * doc/invoke.texi: Document -Wignored-attributes.
20074 2016-03-23 Bin Cheng <bin.cheng@arm.com>
20076 PR tree-optimization/69042
20077 * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND): Increase the
20078 parameter from 30 to 40.
20080 2016-03-23 Bin Cheng <bin.cheng@arm.com>
20082 PR tree-optimization/69042
20083 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Add IV cand
20084 for use with constant offset stripped in base.
20086 2016-03-23 Richard Biener <rguenther@suse.de>
20088 PR middle-end/70251
20089 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Adjust
20090 mode compatibility check.
20091 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
20093 2016-03-23 Jeff Law <law@redhat.com>
20095 PR tree-optimization/64058
20096 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field
20098 (struct ssa_conflicts): Move up earlier in the file.
20099 (conflicts_, var_map_): New static variables.
20100 (initialize_conflict_count): New function to initialize the
20101 CONFLICT_COUNT field for each conflict pair.
20102 (compare_pairs): Lazily initialize the conflict count and use it
20103 as the first tie-breaker.
20104 (sort_coalesce_list): Add new arguments conflicts, map. Initialize
20105 and wipe conflicts_ and map_ around the call to qsort. Remove
20106 special case for 2 coalesce pairs.
20107 * bitmap.c (bitmap_count_unique_bits): New function.
20108 (bitmap_count_bits_in_word): New function, extracted from
20110 (bitmap_count_bits): Use bitmap_count_bits_in_word.
20111 * bitmap.h (bitmap_count_unique_bits): Declare it.
20113 2016-03-23 Ilya Enkovich <enkovich.gnu@gmail.com>
20116 * config/i386/sol2.h (ASM_OUTPUT_DEF_FROM_DECLS): Follow
20117 transparent alias chain for decl assembler name.
20118 * config/sol2.c (solaris_assemble_visibility): Likewise.
20120 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20122 * config/arm/arm1020e.md (1020call_op): Reduce reservation
20124 (v10_fdivs): Likewise.
20125 (v10_fdivd): Likewise.
20127 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20130 * config/arm/driver-arm.c (host_detect_local_cpu): Reorder exit logic
20131 to not call fclose twice on file.
20133 2016-03-23 Jakub Jelinek <jakub@redhat.com>
20135 PR tree-optimization/70354
20136 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
20137 oprnd0 is wider than oprnd1 and there is a cast from the wider
20138 type to oprnd1, mask it with the mask of the narrower type.
20141 * config/i386/i386.md (*anddi3_doubleword, *<code>di3_doubleword):
20142 Optimize TARGET_STV splitters, if high or low word of last argument
20145 2016-03-22 Jeff Law <law@redhat.com>
20148 tree-ssa-threadbackward.c
20149 (fsm_find_control_statement_thread_paths): Correctly distinguish
20150 between old style jump threads vs FSM jump threads.
20152 2016-03-22 Ilya Enkovich <enkovich.gnu@gmail.com>
20155 * config/i386/i386.c (scalar_chain::convert_op): Support
20156 uninitialized register usage case.
20158 2016-03-22 Richard Biener <rguenther@suse.de>
20160 PR middle-end/70251
20161 * genmatch.c (gen_transform): Adjust last parameter to a three-state
20163 (capture::gen_transform): ... to change behavior when substituting
20164 a condition into cond or not-cond expr context.
20165 (dt_simplify::gen_1): Adjust.
20166 * gimple-match-head.c: Include gimplify.h for unshare_expr.
20167 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Revert
20168 last change and instead change to
20169 A + (B vcmp C ? 1 : 0) -> A - (B vcmp C ? -1 : 0).
20170 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
20172 2016-03-22 Anthony Green <green@moxielogic.com>
20174 * config/moxie/moxiebox.h (CC1_SPEC): Define. Fix endianness
20175 issue for moxiebox targets.
20176 (CC1PLUS_SPEC): Ditto.
20178 2016-03-22 Richard Biener <rguenther@suse.de>
20180 PR middle-end/70333
20181 * fold-const.c (extract_muldiv_1): Properly perform multiplication
20184 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
20186 * config/i386/i386.c (def_builtin): Remove duplicated functionality.
20188 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
20191 * config/i386/i386.c (def_builtin): Handle
20192 OPTION_MASK_ISA_AVX512VL to be and-ed with other
20194 (const struct builtin_description bdesc_special_args[]):
20195 Remove duplicate ISA bits.
20197 2016-03-22 Jakub Jelinek <jakub@redhat.com>
20200 * config/i386/i386.c (ix86_expand_vecop_qihi): Don't bother computing
20201 d.perm[i] for i >= d.nelt. If not full_interleave, compute d.perm[i]
20202 in a way that works also for AVX512BW.
20205 * config/i386/i386.md (cvtsd2ss splitter): Unpack in destination
20206 instead of source if operands[1] is xmm16 and above and
20207 !TARGET_AVX512VL. Use avx512f_vec_dupv16sf_1 instead of
20208 vec_interleave_lowv4sf if we need to unpack xmm16 and above.
20211 * gimplify.c (gimplify_modify_expr): Call gimple_set_no_warning
20212 on assign if (*from_p) is a comparison, set it to
20213 TREE_NO_WARNING (*from_p).
20215 2016-03-21 Jakub Jelinek <jakub@redhat.com>
20217 PR middle-end/70326
20218 * lra.c (restore_scratches): Ignore deleted insns.
20220 2016-03-21 Marc Glisse <marc.glisse@inria.fr>
20221 Jakub Jelinek <jakub@redhat.com>
20223 PR tree-optimization/70317
20224 * match.pd (cmp @0 @0): Pass @0 instead of TYPE_MODE (TREE_TYPE (@0))
20227 2016-03-21 Uros Bizjak <ubizjak@gmail.com>
20230 * config/i386/i386.md (movxi): Use ix86_expand_vector_move instead
20231 of ix86_expand_move.
20233 (movti): Use general_operand for operand 1 predicate.
20235 2016-03-21 Martin Liska <mliska@suse.cz>
20237 * hsa-dump.c (dump_hsa_insn_1): dump default branch of SBR
20239 (dump_hsa_symbol): Dump BRIG offset of hsa_symbols.
20241 2016-03-21 Martin Liska <mliska@suse.cz>
20244 * ipa-icf.c (sem_function::parse): Skip static
20245 constructors and destructors.
20247 2016-03-21 Jakub Jelinek <jakub@redhat.com>
20250 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If IDENT is
20251 function-like macro, peek following token(s) if it is followed
20252 by CPP_OPEN_PAREN token with optional padding in between, and
20253 if not, don't treat it like a macro.
20255 2016-03-21 Thomas Schwinge <thomas@codesourcery.com>
20256 Alexander Monakov <amonakov@ispras.ru>
20258 * config/nvptx/nvptx.c (nvptx_option_override): Don't emit sorry
20259 for the stabs debug format.
20261 2016-03-21 Richard Biener <rguenther@suse.de>
20263 PR tree-optimization/70310
20264 * tree-vect-generic.c (expand_vector_condition): Fold the built
20267 2016-03-21 Kirill Yukhin <kirill.yukhin@intel.com>
20270 * config/i386/sse.md: (define_insn "*vec_dup<mode>"/AVX2):
20271 Block third alternative for AVX-512VL target,
20273 2016-03-21 Martin Liska <mliska@suse.cz>
20276 * hsa-brig.c (emit_function_directives): Mark unemitted
20277 global variables for emission.
20278 * hsa-gen.c (hsa_symbol::hsa_symbol): Initialize a new flag.
20279 (get_symbol_for_decl): Likewise.
20280 * hsa.h (struct hsa_symbol): New flag.
20282 2016-03-21 Richard Biener <rguenther@suse.de>
20284 PR tree-optimization/70288
20285 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Make sure
20286 we do not estimate unsimplified all-constant conditionals or
20287 switches as optimized away.
20289 2016-03-21 Andrey Belevantsev <abel@ispras.ru>
20291 PR rtl-optimization/69102
20292 * sched-deps.c (sched_analyze_insn): Do not set last_args_size field
20293 when we have a readonly dependency context.
20295 2016-03-18 Jeff Law <law@redhat.com>
20297 PR rtl-optimization/70263
20298 * ira.c (memref_used_between_p): Assert we found END in the insn chain.
20299 (update_equiv_regs): When trying to move a store to after the insn
20300 that sets the source of the store, make sure the store occurs after
20301 the insn that sets the source of the store. When successful note
20302 the REG_EQUIV note created in the dump file.
20304 2016-03-16 David Wohlferd <dw@LimeGreenSocks.com>
20305 Bernd Schmidt <bschmidt@redhat.com>
20307 * doc/extend.texi: Document more potential problems with basic asms.
20309 2016-03-18 Bernd Schmidt <bschmidt@redhat.com>
20311 PR rtl-optimization/70278
20312 * lra-constraints.c (split_reg): Handle the case where biggest_mode is
20315 2016-03-18 Jason Merrill <jason@redhat.com>
20317 * calls.c (load_register_parameters): Fix zero size sibcall logic.
20319 2016-03-18 Kirill Yukhin <kirill.yukhin@intel.com>
20321 * config/i386/sse.md: Use vpbroadcastq for broadcasting DF
20322 values to 128b regs.
20324 2016-03-18 Ilya Enkovich <enkovich.gnu@gmail.com>
20326 PR tree-optimization/70252
20327 * tree-vect-stmts.c (supportable_widening_operation): Check resulting
20328 boolean vector has a proper number of elements.
20329 (supportable_narrowing_operation): Likewise.
20331 2016-03-18 Tom de Vries <tom@codesourcery.com>
20334 * cgraph.c (cgraph_node::get_body): Set dump_file to NULL after save.
20336 2016-03-18 Jakub Jelinek <jakub@redhat.com>
20338 * reload1.c (emit_input_reload_insns): Use simplify_replace_rtx
20339 instead of replace_rtx for DEBUG_INSNs.
20341 2016-03-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
20343 * config/i386/znver1.md : Fix latencies of FP/SSE/AVX
20344 load type reservations.
20346 2016-03-17 John David Anglin <danglin@gcc.gnu.org>
20349 * config/pa/constraints.md: Revert 2015-02-13 change. Use
20350 define_constraint for "Q" and "T" constraints.
20352 2016-03-17 Evandro Menezes <e.menezes@samsung.com>
20354 Tweak the pipeline model for Exynos M1
20356 * config/aarch64/aarch64.c (exynosm1_tunings): Enable weak prefetching
20359 2016-03-17 David Malcolm <dmalcolm@redhat.com>
20362 * diagnostic-show-locus.c (compatible_locations_p): Handle the case
20363 where one or both locations aren't within a line_map.
20365 2016-03-17 H.J. Lu <hongjiu.lu@intel.com>
20368 * opts.c (finish_options): Don't set flag_pie to the default if
20369 -fpic, -fPIC, -fno-pic or -fno-PIC is used. Set flag_pic to 0
20372 2016-03-17 Joern Rennecke <joern.rennecke@embecosm.com>
20374 * config/i386/i386.md (*movv4qicc_insn+1..36): Pass
20375 true as ALL_REGS argument to replace_rtx.
20377 2016-03-17 Richard Biener <rguenther@suse.de>
20380 * dwarf2out.c (dwarf2out_early_finish): Process deferred_asm_name
20383 2016-03-17 Jakub Jelinek <jakub@redhat.com>
20386 * rtl.h (replace_rtx): Add ALL_REGS argument.
20387 * rtlanal.c (replace_rtx): Likewise. If true, use REGNO
20388 equality and assert mode is the same, instead of just rtx pointer
20390 * config/i386/i386.md (mov + arithmetics with load peephole): Pass
20391 true as ALL_REGS argument to replace_rtx.
20393 2016-03-17 Ilya Enkovich <enkovich.gnu@gmail.com>
20395 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Apply
20396 for boolean vector with vector mode only.
20397 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
20399 2016-03-17 Nick Clifton <nickc@redhat.com>
20402 * config/rx/rx.c (rx_print_integer): Print negative constants in
20405 2016-03-17 Jakub Jelinek <jakub@redhat.com>
20408 * rtlanal.c (replace_rtx): Revert 2016-03-16 change.
20410 2016-03-16 Richard Henderson <rth@redhat.com>
20411 Richard Biener <rguenth@suse.de>
20413 PR middle-end/70240
20414 PR middle-end/68215
20416 * gimplify.c (gimplify_expr) [VEC_COND_EXPR]: Gimplify the
20417 first operand as is_gimple_condexpr.
20419 PR middle-end/70240
20420 PR middle-end/68215
20422 2015-12-11 Eric Botcazou <ebotcazou@adacore.com>
20423 * tree-vect-generic.c (tree_vec_extract): Remove GSI parameter.
20424 Do not gimplify the result.
20425 (do_unop): Adjust call to tree_vec_extract.
20426 (do_binop): Likewise.
20427 (do_compare): Likewise.
20428 (do_plus_minus): Likewise.
20429 (do_negate): Likewise.
20430 (expand_vector_condition): Likewise.
20431 (do_cond): Likewise.
20433 2016-03-16 Richard Henderson <rth@redhat.com>
20436 * config/aarch64/aarch64.c (virt_or_elim_regno_p): New.
20437 (aarch64_classify_address): Use it.
20438 (aarch64_legitimize_address): Force all subexpressions of PLUS
20439 into registers. Simplify as (sfp+const)+reg or (reg+reg)+const.
20441 2016-03-16 Jakub Jelinek <jakub@redhat.com>
20442 Richard Biener <rguenth@suse.de>
20445 * rtlanal.c (replace_rtx): For REG, if from is a REG,
20446 return to even if only REGNO is equal, and assert
20449 2016-03-11 Jeff Law <law@redhat.com>
20451 PR rtl-optimization/70224
20452 * reorg.c (relax_delay_slots): Pass right argument to CROSSING_JUMP_P.
20454 2016-03-16 Richard Henderson <rth@redhat.com>
20456 PR middle-end/70199
20457 * function.h (struct function): Add has_forced_label_in_static.
20458 * gimplify.c (force_labels_r): Set it.
20459 * lto-streamer-in.c (input_struct_function_base): Read it.
20460 * lto-streamer-out.c (output_struct_function_base): Write it.
20461 * tree-inline.c (has_label_address_in_static_1): Remove.
20462 (copy_forbidden): Remove fndecl parameter; test
20463 has_forced_label_in_static.
20464 (inline_forbidden_p): Update call to copy_forbidden.
20465 (tree_versionable_function_p): Likewise.
20466 * ipa-chkp.c (chkp_instrumentable_p): Likewise.
20467 (chkp_versioning): Likewise.
20468 * tree-inline.h (copy_forbidden): Update decl.
20470 2016-03-16 Marek Polacek <polacek@redhat.com>
20473 * cgraphunit.c (cgraph_node::expand_thunk): Also build call to the
20474 function being thunked if the result type doesn't have fixed size.
20475 * gimplify.c (gimplify_modify_expr): Also set LHS if the result type
20476 doesn't have fixed size.
20478 2016-03-16 Bin Cheng <bin.cheng@arm.com>
20480 * tree-vect-loop.c (vect_analyze_loop_2): Fix wrong dump info by
20481 reporting malformed loop nest.
20483 2016-03-16 Tom de Vries <tom@codesourcery.com>
20486 * ipa-devirt.c (possible_polymorphic_call_targets): Move
20487 nodes.length () == 1 test to before first nodes[0] access.
20489 2016-03-16 Tom de Vries <tom@codesourcery.com>
20491 PR tree-optimization/68715
20492 * graphite-scop-detection.c (scop_detection::merge_sese): Add missing
20493 single_pred_p test.
20495 2016-03-16 Tom de Vries <tom@codesourcery.com>
20497 PR tree-optimization/68809
20498 * graphite-scop-detection.c (same_close_phi_node): Test if result types
20501 2016-03-16 Carlos O'Donell <carlos@redhat.com>
20502 Sandra Loosemore <sandra@codesourcery.com>
20504 * doc/extend.texi (Common Function Attributes): Describe ifunc impact
20505 on leaf attribute. Mention ELF interposition problems.
20507 2016-03-16 Alan Modra <amodra@gmail.com>
20509 PR rtl-optimization/69195
20510 PR rtl-optimization/47992
20511 * ira.c (indirect_jump_optimize): Ignore artificial defs.
20514 2016-03-15 Eric Botcazou <ebotcazou@adacore.com>
20517 * dwarf2out.c (flush_limbo_die_list): Really flush the limbo list.
20519 2016-03-15 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
20521 * config/avr/avr.md (rotl<mode>3): Set mode for operand 2.
20523 2016-03-15 Jakub Jelinek <jakub@redhat.com>
20525 PR rtl-optimization/70222
20526 * combine.c (simplify_shift_const_1): For A >> B >> C LSHIFTRT
20527 optimization if mode is different from result_mode, queue up masking
20528 of the result in outer_op. Formatting fix.
20530 PR middle-end/70239
20531 * tree-ssa-sccvn.c (VN_INFO_GET): Use safe_grow_cleared instead
20534 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
20536 PR rtl-optimization/69032
20537 * sel-sched-ir.c (get_seqno_by_preds): Include both insn and head when
20538 looping backwards over basic block insns.
20540 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
20543 * sel-sched-ir.c (merge_expr): Avoid changing the speculative pattern
20544 to non-speculative when propagating trap bits.
20546 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
20548 PR rtl-optimization/63384
20549 * sel-sched.c (invoke_aftermath_hooks): Do not decrease issue_more on
20550 DEBUG_INSN_P insns.
20552 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
20555 * sched-deps.c (get_implicit_reg_pending_clobbers): New function,
20556 factored out from ...
20557 (sched_analyze_insn): ... here.
20558 * sched-int.h (get_implicit_reg_pending_clobbers): Declare it.
20559 * sel-sched-ir.c (setup_id_implicit_regs): New function, use
20560 get_implicit_reg_pending_clobbers in it.
20561 (setup_id_reg_sets): Use setup_id_implicit_regs.
20562 (deps_init_id): Ditto.
20564 2016-03-15 Tom de Vries <tom@codesourcery.com>
20567 * cgraph.c (cgraph_node::get_body): Save, reset and restore
20569 * passes.c (execute_one_ipa_transform_pass): Add missing argument to
20570 execute_function_dump.
20571 (execute_one_pass): Don't dump function if it will be dumped after ipa
20574 2016-03-15 Segher Boessenkool <segher@kernel.crashing.org>
20576 * genrecog.c (match_pattern_2): If pred is NULL don't call
20577 safe_predicate_mode on it.
20579 2016-03-14 Jakub Jelinek <jakub@redhat.com>
20581 PR middle-end/70219
20582 * lra-constraints.c (delete_move_and_clobber): Change assertion
20583 to also allow dregno == 0.
20585 2016-03-14 Richard Henderson <rth@redhat.com>
20588 * tree-ssa-reassoc.c (ovce_extract_ops, optimize_vec_cond_expr): New.
20589 (can_reassociate_p): Allow ANY_INTEGRAL_TYPE_P.
20590 (reassociate_bb): Use optimize_vec_cond_expr; avoid
20591 optimize_range_tests, attempt_builtin_copysign and attempt_builtin_powi
20594 2016-03-14 Bernd Schmidt <bschmidt@redhat.com>
20597 * lra-lives.c (process_bb_lives): Also update biggest mode for hard
20599 (lra_create_live_ranges_1): initialize hard register biggest_mode to
20601 * lra-constraints.c (split_reg): For hard regs, try to find the
20602 biggest single-register mode used in the function.
20604 2016-03-14 Richard Biener <rguenther@suse.de>
20606 PR tree-optimization/56365
20607 * tree-ssa-phiopt.c (minmax_replacement): Handle alternate
20608 constants to compare against.
20610 2016-03-14 Segher Boessenkool <segher@kernel.crashing.org>
20613 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
20614 *ctr<mode>_internal5, *ctr<mode>_internal6): Also allow "d" as output.
20615 (define_split for the GPR case): Use int_reg_operand instead of
20616 gpc_reg_operand for the output.
20618 2016-03-14 Tom de Vries <tom@codesourcery.com>
20620 PR tree-optimization/70045
20621 * graphite-isl-ast-to-gimple.c (graphite_create_new_loop_guard): Unshare
20622 create_empty_if_region_on_edge argument.
20624 2016-03-13 Eric Botcazou <ebotcazou@adacore.com>
20626 * config/arm/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Define.
20627 (STACK_CHECK_PROTECT): Likewise.
20628 * config/i386/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
20629 (STACK_CHECK_PROTECT): Likewise.
20630 * config/rs6000/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
20631 (STACK_CHECK_PROTECT): Likewise.
20632 * config/rs6000/vxworksae.h (STACK_CHECK_PROTECT): Likewise.
20633 * config/sparc/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
20634 (STACK_CHECK_PROTECT): Likewise.
20636 2016-03-12 Andrey Belevantsev <abel@ispras.ru>
20638 PR rtl-optimization/69307
20639 * sel-sched.c (choose_best_pseudo_reg): Properly check for hard
20640 registers in modes that span more than one register.
20642 2016-03-12 Vladimir Makarov <vmakarov@redhat.com>
20645 * lra-constraints.c (delete_move_and_clobber): New.
20646 (remove_inheritance_pseudos): Use it.
20648 2016-03-12 Eric Botcazou <ebotcazou@adacore.com>
20651 * calls.c (emit_library_call_value_1): Clear the ECF_NOTHROW flag if
20652 the libcall is LCT_THROW.
20653 * explow.c (probe_stack_range): Pass LCT_THROW to emit_library_call
20654 for the checking routine.
20656 2016-03-11 Michael Meissner <meissner@linux.vnet.ibm.com>
20659 * config/rs6000/rs6000.md (round32<mode>2_fprs): Do not do the
20660 optimization if we have direct move.
20661 (roundu32<mode>2_fprs): Likewise.
20663 2016-03-11 Bernd Schmidt <bschmidt@redhat.com>
20666 * lra-remat.c (operand_to_remat): Disallow hard regs in the value t
20668 (reg_overlap_for_remat_p): Renamed from input_regno_present_p.
20669 Arguments swapped. All callers changed. Take reg_renumber into
20670 account, and Calculate and compare register ranges for hard regs.
20672 2016-03-11 Jeff Law <law@redhat.com>
20674 PR tree-optimization/70190
20675 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
20676 Handle cases where we can not extract the taken edge, even though we
20677 found a constant value.
20679 PR tree-optimization/64058
20680 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field INDEX.
20681 (num_coalesce_pairs): Move up earlier in file.
20682 (find_coalesce_pair): Initialize the INDEX field for each pair
20684 (compare_pairs): No longer sort on the elements in each pair.
20685 Instead break ties with the index of the coalesce pair.
20687 2016-03-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20690 * config/aarch64/aarch64-protos.h
20691 (aarch64_save_restore_target_globals): New prototype.
20692 * config/aarch64/aarch64-c.c (aarch64_pragma_target_parse):
20693 Call the above when popping pragma.
20694 * config/aarch64/aarch64.c (aarch64_save_restore_target_globals):
20696 (aarch64_set_current_function): Rewrite using the above.
20698 2016-03-11 Jakub Jelinek <jakub@redhat.com>
20700 PR tree-optimization/70177
20701 * gimple-expr.h (extract_ops_from_tree_1): Renamed to ...
20702 (extract_ops_from_tree): ... this. In the 2 argument
20703 overload remove _1 suffix.
20704 * gimple-expr.c (extract_ops_from_tree_1): Renamed to ...
20705 (extract_ops_from_tree): ... this.
20706 * gimple.c (gimple_build_assign, gimple_assign_set_rhs_from_tree):
20708 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
20709 * tree-ssa-forwprop.c (defcodefor_name): Call 3 operand
20710 extract_ops_from_tree instead of 2 operand one.
20712 2016-03-11 Alan Lawrence <alan.lawrence@arm.com>
20714 PR tree-optimization/70013
20715 * tree-sra.c (analyze_access_subtree): Also set grp_unscalarized_data
20716 for constant-pool entries.
20718 2016-03-11 Jakub Jelinek <jakub@redhat.com>
20720 PR rtl-optimization/70174
20721 * expmed.c (store_bit_field_using_insv): Use gen_lowpart_if_possible
20722 followed by gen_lowpart on force_reg instead of just gen_lowpart.
20724 PR tree-optimization/70169
20725 * tree-ssa-loop.c (gen_lsm_tmp_name): Handle FUNCTION_DECL and
20726 LABEL_DECL like VAR_DECL. Emit nothing instead of gcc_unreachable
20729 2016-03-11 Ilya Enkovich <enkovich.gnu@gmail.com>
20730 Jakub Jelinek <jakub@redhat.com>
20733 * config/i386/i386.c (scalar_chain::convert_reg): Skip uses
20734 of uninitialized values.
20736 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
20738 * config/s390/s390.md ("trunctddd2"): Turn former define_insn into
20740 ("*trunctddd2"): New pattern definition.
20741 ("trunctdsd2"): Set prep_for_short_prec rounding mode for the
20744 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
20746 * config/s390/s390.md (BFP_RND_*, DFP_RND_*): Add new constant
20747 definitions for BFP and DFP rounding modes.
20748 ("fixuns_truncdddi2", "fixuns_trunctddi2")
20749 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2")
20750 ("fix_trunc<DSF:mode><GPR:mode>2", "fix_trunc<mode>di2")
20751 ("fix_trunctf<mode>2"): Use the new constants instead of magic
20754 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
20756 * config/s390/constraints.md: Adjust comment.
20757 ("Y"): Adjust comment. Rename s390_decompose_shift_count to
20758 s390_decompose_addrstyle_without_index.
20759 * config/s390/predicates.md (shift_count_or_setmem_operand):
20760 Rename to setmem_operand.
20761 * config/s390/s390-protos.h
20762 (s390_decompose_shift_count): Rename to
20763 s390_decompose_addrstyle_without_index.
20764 * config/s390/s390.c (s390_decompose_shift_count)
20765 (s390_mem_constraint, print_shift_count_operand)
20766 (print_operand_address, print_operand): Rename
20767 s390_decompose_shift_count to
20768 s390_decompose_addrstyle_without_index and rename
20769 print_shift_count_operand to print_addrstyle_operand troughout the
20771 * config/s390/s390.md ("setmem_long_<P:mode>", "*setmem_long")
20772 ("*setmem_long_and", "*setmem_long_31z", "*setmem_long_and_31z"):
20773 Rename shift_count_or_setmem_operand to setmem_operand.
20774 * config/s390/vx-builtins.md ("vec_insert<mode>")
20775 ("vec_promote<mode>"): Replace shift_count_or_setmem_operand with
20778 2016-03-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
20781 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
20782 Handle overlapping retval and newval.
20784 2016-03-10 Nick Clifton <nickc@redhat.com>
20787 * config/aarch64/aarch64.c
20788 (aarch64_override_options_after_change_1): When forcing
20789 flag_omit_frame_pointer to be true, use a special value that can
20790 be detected if this function is called again, thus preventing
20791 flag_omit_leaf_frame_pointer from being forced to be false.
20793 2016-03-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20795 * common/config/aarch64/aarch64-common.c (aarch64_handle_option):
20796 Set x_flag_omit_leaf_frame_pointer when handling
20797 -momit-leaf-frame-pointer.
20799 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
20802 * cgraph.c (cgraph_node::dump): Dump split_part and
20803 indirect_call_target.
20804 * cgraph.h (cgraph_node): Add indirect_call_target flag.
20805 * ipa.c (has_addr_references_p): Cleanup.
20806 (is_indirect_call_target_p): New.
20807 (walk_polymorphic_call_targets): Do not mark virtuals that may be
20808 called indirectly as local.
20809 (symbol_table::remove_unreachable_nodes): Compute indirect_call_target.
20811 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
20814 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
20815 on cxa_pure_virtual.
20817 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
20820 * tree.c (free_lang_data_in_decl): Clear visibility of TYPE_DECL.
20822 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
20825 * tree.c (need_assembler_name_p): Only record main variant type names.
20827 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
20830 * config/aarch64/aarch64.h (TARGET_FIX_ERR_A53_843419_DEFAULT):
20831 Always define to 0 or 1.
20832 (TARGET_FIX_ERR_A53_843419): New macro.
20833 * config/aarch64/aarch64-elf-raw.h
20834 (TARGET_FIX_ERR_A53_843419_DEFAULT): Update for above changes.
20835 * config/aarch64/aarch64-linux.h: Likewise.
20836 * config/aarch64/aarch64.c
20837 (aarch64_override_options_after_change_1): Do not default
20838 aarch64_nopcrelative_literal_loads to true if Cortex-A53 erratum
20840 (aarch64_attributes): Handle fix-cortex-a53-843419.
20841 (aarch64_can_inline_p): Likewise.
20842 * config/aarch64/aarch64.opt (aarch64_fix_a53_err843419): Save.
20844 2016-03-10 Alan Lawrence <alan.lawrence@arm.com>
20845 Jakub Jelinek <jakub@redhat.com>
20847 * common.opt (funconstrained-commons, flag_unconstrained_commons): New.
20848 * tree.c (array_at_struct_end_p): Do not limit to size of decl for
20849 DECL_COMMONS if flag_unconstrained_commons is set.
20850 * tree-dfa.c (get_ref_base_and_extent): Likewise.
20851 * doc/invoke.texi (Optimize Options): Add -funconstrained-commons.
20852 (funconstrained-commons): Document.
20854 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
20856 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add
20857 aarch64-fusion-pairs.def and aarch64-tuning-flags.def
20859 2016-03-10 Ilya Enkovich <enkovich.gnu@gmail.com>
20861 * tree-vect-stmts.c (vectorizable_mask_load_store): Check mask
20862 has a proper number of elements.
20864 2016-03-10 Alan Modra <amodra@gmail.com>
20866 PR rtl-optimization/69195
20867 PR rtl-optimization/47992
20868 * ira.c (recorded_label_ref): Delete.
20869 (update_equiv_regs): Return void.
20870 (indirect_jump_optimize): New function.
20871 (ira): Call indirect_jump_optimize and delete_trivially_dead_insns
20872 before regstat_compute_ri. Don't rebuild_jump_labels here.
20873 Delete update_regstat.
20875 2016-03-10 Richard Biener <rguenther@suse.de>
20877 PR tree-optimization/70128
20878 * tree-ssa-structalias.c (set_uids_in_ptset): Set
20879 vars_contains_nonlocal for any FUNCTION_DECL or LABEL_DECL.
20881 2016-03-09 Jakub Jelinek <jakub@redhat.com>
20883 PR tree-optimization/70152
20884 * tree-sra.c (replace_removed_params_ssa_names): Copy over
20885 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from old_name to new_name.
20888 * config/i386/i386.md (truncdfsf2 splitter): Use gen_vec_concatv2df
20889 instead of gen_sse2_loadlpd.
20890 * config/i386/sse.md (*vec_concatv2df): Rename to...
20891 (vec_concatv2df): ... this.
20893 PR tree-optimization/70127
20894 * fold-const.c (operand_equal_p): Revert the 2015-10-28 change.
20896 2016-03-09 David Malcolm <dmalcolm@redhat.com>
20900 * diagnostic-show-locus.c (compatible_locations_p): New function.
20901 (layout::layout): Sanitize ranges using compatible_locations_p.
20903 2016-03-09 David Malcolm <dmalcolm@redhat.com>
20907 * diagnostic-show-locus.c (layout_range::layout_range): Replace
20908 location_range param with three const expanded_locations * and a
20910 (layout::layout): Replace call to
20911 rich_location::lazily_expand_location with get_expanded_location.
20912 Extract the range and perform location expansion here, passing
20913 the results to the layout_range ctor.
20914 * diagnostic.c (source_range::debug): Delete.
20915 * diagnostic.h (diagnostic_expand_location): Reimplement in terms
20916 of rich_location::get_expanded_location.
20917 * gcc-rich-location.c (get_range_for_expr): Delete.
20918 (gcc_rich_location::add_expr): Reimplement to avoid the
20919 rich_location::add_range overload that took a location_range,
20920 passing a location_t instead.
20922 2016-03-09 Richard Biener <rguenther@suse.de>
20923 Jakub Jelinek <jakub@redhat.com>
20925 PR tree-optimization/70138
20926 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
20927 Also skip vect_double_reduction_def.
20929 2016-03-09 Jakub Jelinek <jakub@redhat.com>
20932 * config/i386/sse.md (*vec_extract<mode>): Use %0 instead of %k0
20933 if the operand is "m".
20935 2016-03-09 Nathan Sidwell <nathan@acm.org>
20937 * config/nvptx/nvptx.c (nvptx_option_override): Don't kill debug level.
20939 2016-03-09 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
20941 * config/i386/i386.c (processor_target_table): Fix cost table
20942 intialization order for znver1.
20944 2016-03-08 Jakub Jelinek <jakub@redhat.com>
20946 * ipa-polymorphic-call.c (walk_ssa_copies): Fix spelling
20947 - becuase -> because.
20948 * ipa-reference.c (ignore_module_statics): Likewise.
20949 * cgraph.c (cgraph_node::get_body): Likewise.
20950 * ipa-inline.c (early_inliner): Likewise.
20951 * ipa-devirt.c (types_same_for_odr): Likewise.
20952 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
20953 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Likewise.
20955 2016-03-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20957 * tree-ssa-math-opts.c: Fix typo in comment.
20959 2016-03-08 Jakub Jelinek <jakub@redhat.com>
20962 * config/i386/i386.c (scalar_chain::make_vector_copies,
20963 scalar_chain::convert_reg): Call end_sequence in between
20964 get_insns and emit_conversion_insns rather than after both
20967 2016-03-07 Uros Bizjak <ubizjak@gmail.com>
20970 * config/i386/i386.h (machine_function): Add
20971 pc_thunk_call_expanded flag.
20972 (ix86_pc_thunk_call_expanded): New define.
20973 * config/i386/i386.md (set_got, set_got_labelled): New expanders.
20974 (*set_got): Rename insn pattern from set_got.
20975 (*set_got_labelled): Rename inst pattern from set_got_labelled.
20976 * config/i386/i386.c (ix86_compute_frame_layout): Use
20977 ix86_pc_thunk_call_expanded to prevent red-zone.
20979 2016-03-07 Martin Jambor <mjambor@suse.cz>
20981 * hsa.h (hsa_get_ctor_statements): Declare.
20982 (hsa_get_dtor_statements): Likewise.
20983 (hsa_get_kernel_dispatch_type): Likewise.
20984 * hsa.c (hsa_get_ctor_statements): New function.
20985 (hsa_get_dtor_statements): Likewise.
20986 (hsa_get_kernel_dispatch_type): Likewise.
20987 * hsa-brig.c (hsa_cdtor_statements): Removed.
20988 (hsa_output_libgomp_mapping): Use hsa_get_ctor_statements and
20989 hsa_get_dtor_statements.
20990 * hsa-gen.c (hsa_kernel_dispatch_type): Removed.
20991 (get_hsa_kernel_dispatch_offset): Use hsa_get_kernel_dispatch_type.
20993 2016-03-07 Andre Vieira <andre.simoesdiasvieira@arm.com>
20995 * config/arm/arm-cores.def (cortex-r8): New.
20996 * config/arm/arm-tables.opt (cortex-r8): Regenerate.
20997 * config/arm/arm-tune.md: Likewise.
20998 * doc/invoke.texi: Add cortex-r8 to list of cpu values.
21000 2016-03-07 Martin Sebor <msebor@redhat.com>
21002 PR rtl-optimization/19705
21003 * doc/invoke.texi (Options That Control Optimization): Clarify
21004 -fno-branch-count-reg.
21006 2016-02-26 Richard Biener <rguenther@suse.de>
21007 Jeff Law <law@redhat.com>
21009 PR tree-optimization/69740
21010 * cfghooks.c (remove_edge): Request loop fixups if we delete
21011 an edge that might turn an irreducible loop into a natural
21013 * cfgloop.h (check_verify_loop_structure): Clear LOOPS_NEED_FIXUP.
21014 Move after definition of loops_state_clear.
21016 2016-03-07 Bin Cheng <bin.cheng@arm.com>
21018 PR rtl-optimization/69052
21019 * rtlanal.c (commutative_operand_precedence): Set higher precedence
21022 2016-03-07 Tom de Vries <tom@codesourcery.com>
21024 PR tree-optimization/70116
21025 * tree-ssa-tail-merge.c (merge_stmts_p): New function, handling
21026 is_tm_ending stmts and ubsan/asan internal functions.
21027 (find_duplicate): Use it. Don't test is_tm_ending here.
21029 2016-03-07 Richard Biener <rguenther@suse.de>
21031 PR tree-optimization/70115
21032 * tree-ssa-loop-ivcanon.c (propagate_into_all_uses): Remove.
21033 (propagate_constants_for_unrolling): Use replace_uses_by.
21035 2016-03-07 Nathan Sidwell <nathan@codesourcery.com>
21037 PR middle-end/69916
21038 * omp-low.c (struct oacc_loop): Add ifns.
21039 (new_oacc_loop_raw): Initialize it.
21040 (finish_oacc_loop): Clear mask & flags if no ifns.
21041 (oacc_loop_discover_walk): Count IFN_GOACC_LOOP calls.
21042 (oacc_loop_xform_loop): Add ifns arg & adjust.
21043 (oacc_loop_process): Adjust oacc_loop_xform_loop call.
21045 2016-03-07 Richard Henderson <rth@redhat.com>
21048 * tree-outofssa.c (emit_partition_copy): Flush pending stack adjust.
21049 (insert_value_copy_on_edge): Likewise.
21051 2016-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21053 * config/arm/arm_neon.h: Show error if using with soft-float ABI.
21055 2016-03-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
21058 * config/i386/sol2.h (STACK_REALIGN_DEFAULT): Define.
21060 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
21062 * config/i386/i386.c (znver1_cost): Fix Multiply cost.
21064 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
21066 Fix sseimul type attribute.
21067 * config/i386/znver1.md
21068 (znver1_sseimul, znver1_sseimul_avx256, znver1_sseimul_load,
21069 znver1_sseimul_avx256_load) : Fix the type attribute.
21070 (znver1_sseimul_di, znver1_sseimul_load_di): Fix type attribute,
21071 pipe usage and latency.
21073 2016-03-05 Jakub Jelinek <jakub@redhat.com>
21076 * tree-inline.c (copy_tree_body_r): When cancelling ADDR_EXPR
21077 of INDIRECT_REF and ADDR_EXPR changed type, fold_convert it
21080 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
21083 * targhooks.c (default_vector_alignment): Limit to MAX_OFILE_ALIGNMENT.
21085 PR rtl-optimization/69941
21086 * postreload.c (reload_combine_recognize_pattern): Ensure all uses of
21087 the reg share its mode.
21089 2016-03-04 Jeff Law <law@redhat.com>
21091 PR tree-optimization/69196
21092 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
21093 If the both SSA_NAMEs are anonymous, then consider them unassociated
21094 and include the PHI in the statement count.
21096 2016-03-05 Tom de Vries <tom@codesourcery.com>
21098 * omp-low.c (check_omp_nesting_restrictions): Check for non-oacc
21099 construct in oacc routine. Check for oacc region in oacc routine.
21101 2016-03-04 Jakub Jelinek <jakub@redhat.com>
21104 * config/i386/i386.c (decide_alg): Add RECUR argument. Revert
21105 2016-02-22 changes, instead don't recurse if RECUR is already true.
21106 Don't change *dynamic_check if RECUR. Adjust recursive caller
21107 to pass true to the new argument.
21108 (ix86_expand_set_or_movmem): Adjust decide_alg caller.
21111 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
21112 <extract_type_2>_vinsert<shuffletype><extract_suf_2>_mask): Formatting
21114 (vec_set_hi_<mode><mask_name>): Likewise. Swap VEC_CONCAT operands.
21116 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
21118 PR rtl-optimization/57676
21119 * lra-assigns.c (lra_assign): Guard test for maximum iterations
21120 with flag_checking.
21122 2016-03-04 Ilya Enkovich <enkovich.gnu@gmail.com>
21124 * tree-vect-patterns.c (search_type_for_mask): Handle
21125 comparison of booleans.
21127 2016-03-04 Jakub Jelinek <jakub@redhat.com>
21129 * doc/extend.texi (__builtin_alloca, __builtin_alloca_with_align):
21133 * dwarf2out.c (prune_unused_types_walk_loc_descr): Handle
21134 all other ops that have dw_val_class_die_ref operands,
21135 and DW_OP_GNU_entry_value.
21137 2016-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21139 PR rtl-optimization/69904
21140 * config/arm/arm.c (arm_cannot_copy_insn_p):
21141 Return true for load-exclusive instructions.
21143 2016-03-03 Jakub Jelinek <jakub@redhat.com>
21146 * tree-vect-stmts.c (vect_mark_relevant): Remove USED_IN_PATTERN
21147 argument, if STMT_VINFO_IN_PATTERN_P (stmt_info), always mark
21148 the pattern no matter if it is used just by non-pattern, pattern
21150 (process_use, vect_mark_stmts_to_be_vectorized): Adjust callers.
21151 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
21152 oprnd1 def_stmt is in pattern, don't look through it.
21154 2016-03-03 Marek Polacek <polacek@redhat.com>
21156 PR middle-end/70050
21157 * match.pd (X % -Y): Add INTEGRAL_TYPE_P check.
21159 2016-03-03 Martin Liska <mliska@suse.cz>
21161 PR tree-optimization/70043
21162 * tree-vect-loop.c (optimize_mask_stores): Move iterator to
21163 previous statement if we see a debug statement.
21165 2016-03-03 Richard Biener <rguenther@suse.de>
21167 PR tree-optimization/55936
21168 * tree-vrp.c (compare_name_with_value): Add use_equiv_p
21169 parameter and guard unsafe equivalence use.
21170 (vrp_evaluate_conditional_warnv_with_ops): Always use
21171 safe equivalences but not via the quadratic compare_names
21174 2016-03-03 Michael Collison <michael.collison@linaro.org>
21177 * config/arm/arm.md (*subsi3_carryin_const): Change predicate
21178 for operand 1 to s_register_operand. Change predicate for operand
21179 2 to arm_not_immediate_operand.
21181 2016-03-02 H.J. Lu <hongjiu.lu@intel.com>
21183 * doc/tm.texi: Regenerated.
21185 2016-03-02 Richard Henderson <rth@redhat.com>
21188 * simplify-rtx.c (simplify_plus_minus): Allow reassoc without
21189 simplification when all args are positive non-fixed registers.
21191 2016-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21193 * target.def (lra_p): Specify that new ports should use LRA.
21195 2016-03-02 Jakub Jelinek <jakub@redhat.com>
21198 * gimplify.c (gimplify_decl_expr): For decls with REFERENCE_TYPE, also
21199 gimplify_type_sizes the type they refer to.
21200 (omp_notice_variable): Handle reference vars to VLAs.
21201 * omp-low.c (lower_omp_target): Emit setup of OMP_CLAUSE_PRIVATE
21202 reference to VLA decls in the second pass instead of first pass.
21204 2016-03-02 Tom de Vries <tom@codesourcery.com>
21206 PR tree-optimization/68659
21207 * graphite-isl-ast-to-gimple.c (collect_all_ssa_names): Handle
21208 new_expr == NULL_TREE.
21209 (get_new_name): Handle ADDR_EXPR.
21211 2016-03-02 Bin Cheng <bin.cheng@arm.com>
21213 PR rtl-optimization/69052
21214 * loop-invariant.c (canonicalize_address): New function.
21215 (inv_can_prop_to_addr_use): Check validity of address expression
21216 which is canonicalized by above function.
21218 2016-03-02 Alan Modra <amodra@gmail.com>
21221 * ipa-icf.c (sem_variable::merge): Do not merge an alias with
21224 2016-03-02 Jakub Jelinek <jakub@redhat.com>
21227 * config/i386/i386.md (kmovw): Move m constraint to 2nd alternative.
21228 (*movhi_internal): Put mask moves from and to memory separately
21229 from moves from/to GPRs.
21231 2016-03-02 Richard Biener <rguenther@suse.de>
21233 * genmatch.c (dt_node::gen_kids): Fix match code-gen for embedded
21234 GENERIC expressions in GIMPLE.
21236 2016-03-02 Richard Biener <rguenther@suse.de>
21238 * config/i386/i386.c (type_natural_mode): Fix typo.
21240 2016-03-02 Nick Clifton <nickc@redhat.com>
21242 * config.gcc (mep-*-elf): Add newlib-stdint.h to tm_file.
21244 2016-03-02 Richard Biener <rguenther@suse.de>
21245 Uros Bizjak <ubizjak@gmail.com>
21248 * config/i386/i386.c (type_natural_mode): Handle XFmode vectors.
21250 2016-03-02 Richard Biener <rguenther@suse.de>
21252 PR middle-end/67278
21253 * tree-cfg.c (verify_expr): Adjust BIT_FIELD_REF case.
21255 2016-03-02 Marek Polacek <polacek@redhat.com>
21258 * gimplify.c (gimplify_va_arg_expr): Use expanded location for the
21259 "is promoted to" warning.
21261 2016-03-01 DJ Delorie <dj@redhat.com>
21263 * config.gcc: Deprecate mep-*.
21265 2016-03-01 Vladimir Makarov <vmakarov@redhat.com>
21267 PR middle-end/70025
21268 * lra-constraints.c (regno_val_use_in): New.
21269 (match_reload): Use it instead of regno_use_in.
21271 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
21273 PR rtl-optimization/70007
21274 * gcse.c (compute_ld_motion_mems): Tidy up and also invalidate memory
21275 references present in REG_EQUAL notes attached to non-SET patterns.
21277 2016-03-01 Jeff Law <law@redhat.com>
21279 PR tree-optimization/69196
21280 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
21281 Appropriately clamp the number of statements to copy when the
21282 thread path does not traverse a loop backedge.
21284 PR tree-optimization/69196
21285 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
21286 Do count some PHIs in the thread path against the insn count. Decrease
21287 final statement count by one as the control statement in the last
21288 block will get removed. Remove special cased code for handling PHIs
21291 2016-03-01 Uros Bizjak <ubizjak@gmail.com>
21294 * config/i386/i386.c (ix86_output_call_insn): Add -masm=intel
21295 asm dialect alternatives to explicit GOTPCREL calls.
21297 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
21300 * ira.c (do_reload): Issue warning for generic stack checking here...
21301 * reload1.c (reload): ...instead of here and streamline it.
21303 2016-03-01 Nick Clifton <nickc@redhat.com>
21305 * config.gcc (cr16-*-elf): Add newlib-stdint.h to tm_file.
21307 2016-03-01 Richard Biener <rguenther@suse.de>
21309 PR tree-optimization/69983
21310 * tree-chrec.c (eq_evolutions_p): Handle conversions, compare
21311 types and fall back to operand_equal_p.
21313 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21316 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21318 * config/s390/constraints.md ("jm8"): New constraint.
21319 * config/s390/predicates.md ("const_int_8bitset_operand"): New
21321 * config/s390/s390.md ("*setmem_long", "*setmem_long_and"): Merge
21323 ("*setmem_long<setmem_and>"): New pattern.
21324 ("*setmem_long_31z", "*setmem_long_and_31z"): Merge
21326 ("*setmem_long_31z<setmem_and>"): New pattern.
21327 * config/s390/subst.md ("setmem_31z_subst", "setmem_and_subst"):
21328 New substitution rules with the required attributes.
21331 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21334 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21336 * gensupport.c (process_substs_on_one_elem): Split loop to
21337 complete mark_operands_used_in_match_dup on all expressions in the
21339 (adjust_operands_numbers): Inline into process_substs_on_one_elem
21340 and remove function.
21342 2016-03-01 Richard Biener <rguenther@suse.de>
21344 PR middle-end/70022
21345 * fold-const.c (fold_indirect_ref_1): Fix range checking for
21346 vector BIT_FIELD_REF extract.
21348 2016-03-01 Richard Biener <rguenther@suse.de>
21350 PR tree-optimization/69994
21351 * tree-ssa-reassoc.c (ops_equal_values_p): Handle missing case.
21353 2016-03-01 Ilya Enkovich <enkovich.gnu@gmail.com>
21355 PR tree-optimization/69956
21356 * tree-vect-stmts.c (supportable_widening_operation): Support
21357 multi-step conversion of boolean vectors.
21358 (supportable_narrowing_operation): Likewise.
21360 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21362 * config/s390/s390.c (s390_decompose_address): Don't accept SImode
21365 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21367 * config/s390/subst.md (DSI_VI): New mode iterator.
21368 ("addr_style_op_subst"): Use DSI_VI instead of DSI.
21369 * config/s390/vector.md ("vec_set<mode>"): Move expander before
21370 the insn definition.
21371 ("*vec_set<mode>"): Change predicate and add alternative to
21372 support only either register or const_int operands as element
21374 ("*vec_set<mode>_plus"): New pattern to support reg + const_int
21376 ("vec_extract<mode>"): New expander.
21377 ("*vec_extract<mode>"): New insn definition supporting reg and
21378 const_int element selectors.
21379 ("*vec_extract<mode>_plus"): New insn definition supporting
21380 reg+const_int element selectors.
21381 ("rotl<mode>3", "ashl<mode>3", "ashr<mode>3"): Merge into the
21382 following expander+insn definition.
21383 ("<vec_shifts_name><mode>3"): New expander.
21384 ("*<vec_shifts_name><mode>3<addr_style_op>"): New insn definition.
21386 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21388 * config/s390/s390.md ("*tabort_1"): Change predicate to
21389 nonmemory_operand. Add a second alternative to cover
21390 register as well as const int operands.
21391 ("*tabort_1_plus"): New pattern definition.
21393 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21395 * config/s390/s390.md ("*ashrdi3_cc_31")
21396 ("*ashrdi3_cconly_31""*ashrdi3_cc_31_and")
21397 ("*ashrdi3_cconly_31_and", "*ashrdi3_31_and", "*ashrdi3_31"):
21398 Merge insn definitions into ...
21399 ("*ashrdi3_31<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
21400 New pattern definition.
21401 ("*ashr<mode>3_cc", "*ashr<mode>3_cconly", "ashr<mode>3", )
21402 ("*ashr<mode>3_cc_and", "*ashr<mode>3_cconly_and")
21403 ("*ashr<mode>3_and"): Merge insn definitions into ...
21404 ("*ashr<mode>3<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
21405 New pattern definition.
21406 * config/s390/subst.md ("addr_style_op_cc_subst")
21407 ("masked_op_cc_subst", "setcc_subst", "cconly_subst"): New
21408 substitutions patterns plus attributes.
21409 Add ashiftrt to SUBST iterator.
21411 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21413 * config/s390/s390.md ("<shift><mode>3"): Change predicate of
21414 op2 to nonmemory_operand.
21415 ("*<shift>di3_31", "*<shift>di3_31_and"):
21416 Merge into single pattern definition ...
21417 ("*<shift>di3_31<addr_style_op><masked_op>"): New pattern.
21418 ("*<shift><mode>3", "*<shift><mode>3_and"): Merge into single
21419 pattern definition ...
21420 ("*<shift><mode>3<addr_style_op><masked_op>"): New pattern.
21421 * config/s390/subst.md: Add ashift and lshiftrt to SUBST
21424 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21426 * config/s390/predicates.md (const_int_6bitset_operand): New
21428 * config/s390/s390.md: Include subst.md.
21429 ("rotl<mode>3"): New expander.
21430 ("rotl<mode>3", "*rotl<mode>3_and"): Merge insn definitions into
21432 ("*rotl<mode>3<addr_style_op><masked_op>"): New insn definition.
21433 * config/s390/subst.md: New file.
21435 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21437 * config/s390/s390.md ("op_type", "atype", "length" attributes):
21438 Remove RRR type. It doesn't really exist.
21439 ("RRer", "f0", "v0", "vf", "vd", "op1", "Rf"): Remove mode
21441 ("BFP", "DFP", "nDSF", "nDFDI"): Add mode attributes.
21442 ("*cmp<mode>_ccs", "floatdi<mode>2", "add<mode>3")
21443 ("*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3")
21444 ("*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3")
21445 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2")
21446 ("*abs<mode>2", "*negabs<mode>2", "sqrt<mode>2"): Override
21447 `enabled' attribute.
21449 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21451 * gensupport.c (process_substs_on_one_elem): Split loop to
21452 complete mark_operands_used_in_match_dup on all expressions in the
21454 (adjust_operands_numbers): Inline into process_substs_on_one_elem
21455 and remove function.
21457 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
21460 * config/sparc/sparc.c (NWORDS_UP): Rename to...
21461 (CEIL_NWORDS): ...this. Use CEIL macro.
21462 (compute_fp_layout): Adjust to above renaming.
21463 (function_arg_union_value): Likewise.
21464 (sparc_arg_partial_bytes): Likewise.
21465 (sparc_function_arg_advance): Likewise.
21467 2016-02-29 Jeff Law <law@redhat.com>
21469 PR tree-optimization/70005
21470 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Handle case
21471 where an object with a boolean range is compared against a value
21474 PR tree-optimization/69999
21475 * gimple-ssa-split-paths.c (split_paths): When duplicating a block
21476 with an outgoing edge marked with EDGE_IRREDUCIBLE_LOOP, schedule
21479 2016-02-29 Richard Biener <rguenther@suse.de>
21481 PR tree-optimization/69994
21482 * tree-ssa-reassoc.c (gimple_nop_conversion_p): New function.
21483 (get_unary_op): Look through nop conversions.
21484 (ops_equal_values_p): New function, look for equality diregarding
21486 (eliminate_plus_minus_pair): Use ops_equal_values_p
21487 (repropagate_negates): Do not use get_unary_op here.
21489 2016-02-29 Martin Liska <mliska@suse.cz>
21491 * system.h: Poison ENABLE_CHECKING macro.
21493 2016-02-29 Martin Liska <mliska@suse.cz>
21495 * hsa-gen.c (gen_body_from_gimple): Dump only if TDF_DETAILS
21496 is presented in dump flags.
21497 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
21498 (hsa_regalloc): Likewise.
21500 2016-02-19 Richard Biener <rguenther@suse.de>
21502 PR tree-optimization/69980
21503 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Update
21504 permutation of those we need to keep.
21506 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
21509 * config/sparc/sparc.c (ROUND_ADVANCE): Rename to...
21510 (NWORDS_UP): ...this
21511 (init_cumulative_args): Minor tweaks.
21512 (sparc_promote_function_mode): Likewise.
21513 (scan_record_type): Delete.
21514 (traverse_record_type): New function template.
21515 (classify_data_t): New structure type.
21516 (classify_registers): New inline function.
21517 (function_arg_slotno): In 64-bit mode, bail out early if FP slots are
21518 exhausted. Instantiate traverse_record_type on classify_registers and
21519 deal with the case of a structure passed in slot #15 with no FP field
21521 (assign_data_t): New structure type.
21522 (compute_int_layout): New static function.
21523 (compute_fp_layout): Likewise.
21524 (count_registers): New inline function.
21525 (assign_int_registers): New static function.
21526 (assign_fp_registers): Likewise.
21527 (assign_registers): New inline function.
21528 (function_arg_record_value_1): Delete.
21529 (function_arg_record_value_2): Likewise.
21530 (function_arg_record_value_3): Likewise.
21531 (function_arg_record_value): Adjust to above changes. Instantiate
21532 traverse_record_type on count_registers to first count the number of
21533 registers to be used and then on assign_registers to assign them.
21534 (function_arg_union_value): Adjust to above renaming.
21535 (sparc_function_arg_1); Minor tweaks. Remove commented out code.
21536 (sparc_arg_partial_bytes): Adjust to above renaming. Deal with the
21537 case of a structure passed in slot #15
21538 (sparc_function_arg_advance): Likewise.
21539 (function_arg_padding): Minor tweak.
21541 2016-02-29 Richard Biener <rguenther@suse.de>
21543 PR tree-optimization/69720
21544 * tree-vect-loop.c (get_initial_def_for_reduction): Avoid
21545 the adjustment_def path for possibly vectorized defs.
21546 (vect_create_epilog_for_reduction): Handle vectorized initial
21549 2016-02-28 Eric Botcazou <ebotcazou@adacore.com>
21551 * config/i386/cygming.h (STACK_REALIGN_DEFAULT): Define.
21553 2016-02-27 Jeff Law <law@redhat.com>
21556 2016-02-26 Richard Biener <rguenther@suse.de>
21557 Jeff Law <law@redhat.com>
21559 PR tree-optimization/69740
21560 * cfghooks.c (remove_edge): Request loop fixups if we delete
21561 an edge that might turn an irreducible loop into a natural
21564 2016-02-27 Jakub Jelinek <jakub@redhat.com>
21566 PR rtl-optimization/69896
21567 * tree-vect-generic.c (get_compute_type): Avoid single element
21570 2016-02-26 Evandro Menezes <e.menezes@samsung.com>
21572 Rename the AArch64 tuning option and related functions to enable the
21573 Newton series for the reciprocal square root to reflect its
21574 approximative characteristic.
21576 * config/aarch64/aarch64-protos.h (aarch64_emit_swrsqrt): Rename
21577 function to "aarch64_emit_approx_rsqrt".
21578 * config/aarch64/aarch64-tuning-flags.def: Rename tuning flag to
21579 AARCH64_EXTRA_TUNE_APPROX_RSQRT.
21580 * config/aarch64/aarch64.c (exynosm1_tunigs): Use new flag name.
21581 (xgene1_tunings): Likewise.
21582 (use_rsqrt_p): Likewise.
21583 (aarch64_emit_swrsqrt): Use new function name.
21584 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_*): Likewise.
21585 * config/aarch64/aarch64.opt (mlow-precision-recip-sqrt): Reword the
21586 text explaining this option.
21587 * doc/invoke.texi (-mlow-precision-recip-sqrt): Likewise.
21589 2016-02-26 Jakub Jelinek <jakub@redhat.com>
21592 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
21593 complain about -mallow-movmisalign without -mvsx if
21594 TARGET_ALLOW_MOVMISALIGN was not set explicitly.
21596 2016-02-26 Joel Sherrill <joel@rtems.org>
21598 * config.gcc: Add x86_64-*-rtems*.
21599 * config/i386/rtems-64.h: New file.
21601 2016-02-26 Joel Sherrill <joel@rtems.org>
21603 * config.gcc: Add aarch64-*-rtems*.
21604 * config/aarch64/rtems.h: New file.
21606 2016-02-26 Segher Boessenkool <segher@kernel.crashing.org>
21609 * config/rs6000/rs6000.c (rs6000_insn_for_shift_mask): Print rlwinm
21610 shift amount using %h. Add comment.
21612 2016-02-26 Richard Biener <rguenther@suse.de>
21613 Jeff Law <law@redhat.com>
21615 PR tree-optimization/69740
21616 * cfghooks.c (remove_edge): Request loop fixups if we delete
21617 an edge that might turn an irreducible loop into a natural
21620 2016-02-26 Martin Jambor <mjambor@suse.cz>
21622 PR middle-end/69920
21623 * tree-sra.c (sra_modify_assign): Do not remove loads of
21624 uninitialized aggregates to SSA_NAMEs.
21626 2016-02-26 Richard Henderson <rth@redhat.com>
21629 * config/s390/s390.md (risbg and risbgn splitters): Allocate new
21630 pseudo in case the target rtx matches the source of the left
21633 2016-02-26 Martin Jambor <mjambor@suse.cz>
21636 * hsa.h (hsa_type_packed_p): Declare.
21637 * hsa.c (hsa_type_packed_p): New function.
21638 * hsa-gen.c (mem_type_for_type): Use unsigned type for packed
21640 (gen_hsa_insns_for_store): Use hsa_type_packed_p.
21641 * hsa-brig.c (emit_basic_insn): Likewise.
21643 2016-02-26 Martin Jambor <mjambor@suse.cz>
21646 * hsa-gen.c (gen_hsa_phi_from_gimple_phi): Use proper hsa type for
21648 (gen_hsa_addr): Allow integer constants in TMR_INDEX2.
21650 2016-02-26 Martin Jambor <mjambor@suse.cz>
21652 * hsa.h (is_a_helper): New overload for hsa_op_immed for
21653 hsa_op_with_type operands.
21654 (hsa_unsigned_type_for_type): Declare.
21655 * hsa.c (hsa_unsigned_type_for_type): New function.
21656 * hsa-gen.c (gen_hsa_binary_operation): Use hsa_unsigned_type_for_type.
21657 (gen_hsa_insns_for_operation_assignment): Satisfy constrains of
21658 the finalizer. Do not emit extra move.
21660 2016-02-26 Martin Jambor <mjambor@suse.cz>
21662 * hsa-gen.c (gen_hsa_ternary_atomic_for_builtin): Fail in presence of
21663 atomic operations in private segment.
21665 2016-02-26 Martin Jambor <mjambor@suse.cz>
21667 * omp-low.c (grid_find_ungridifiable_statement): Store problematic
21668 statements to wi->info. Also disallow omp simd constructs.
21669 (grid_target_follows_gridifiable_pattern): Use wi.info to dump reason
21670 for not gridifying. Dump special string for omp_for.
21672 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21675 * config/aarch64/aarch64.c (aarch64_set_current_function):
21676 Save/restore target globals when switching to
21677 target_option_default_node.
21679 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21682 * config/aarch64/aarch64.c (aarch64_shift_truncation_mask):
21683 Return 0 if !SHIFT_COUNT_TRUNCATED.
21685 2016-02-26 Jakub Jelinek <jakub@redhat.com>
21686 Eric Botcazou <ebotcazou@adacore.com>
21688 PR rtl-optimization/69891
21689 * dse.c (scan_insn): If we can't figure out memset arguments
21690 or they are non-constant, call clear_rhs_from_active_local_stores.
21692 2016-02-26 Martin Liska <mliska@suse.cz>
21694 * doc/extend.texi: Mention clog10, clog10f an clog10l
21695 in Builtins section.
21697 2016-02-26 Martin Liska <mliska@suse.cz>
21699 * dwarf2out.c (new_loc_descr): Replace ENABLE_CHECKING with
21701 (resolve_args_picking_1): Likewise.
21702 * dwarf2out.h (struct GTY): Likewise.
21704 2016-02-26 Martin Liska <mliska@suse.cz>
21706 * hsa-gen.c (generate_hsa): Replace ENABLE_CHECKING macro
21707 with flag_checking.
21708 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
21710 2016-02-26 Markus Trippelsdorf <markus@trippelsdorf.de>
21711 Martin Liska <mliska@suse.cz>
21713 * doc/install.texi: Mention --enable-valgrind-annotations.
21715 2016-02-26 Richard Biener <rguenther@suse.de>
21717 PR tree-optimization/69551
21718 * tree-ssa-structalias.c (get_constraint_for_ssa_var): When
21719 looking through aliases adjust DECL_PT_UID to refer to the
21720 ultimate alias target.
21722 2016-02-25 Martin Liska <mliska@suse.cz>
21724 PR middle-end/69919
21725 * alloc-pool.c (after_memory_report): New variable.
21726 * alloc-pool.h (base_pool_allocator ::release): Do not use
21727 the infrastructure if after_memory_report.
21728 * toplev.c (toplev::main): Mark after memory report.
21730 2016-02-25 Richard Biener <rguenther@suse.de>
21732 PR tree-optimization/48795
21733 * tree-vrp.c (check_array_ref): Use array_at_struct_end_p.
21735 2016-02-25 Ilya Verbin <ilya.verbin@intel.com>
21738 * config/gnu-user.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o if
21739 offloading is enabled and -fopenacc or -fopenmp is specified.
21740 (CRTOFFLOADEND): Likewise.
21741 (GNU_USER_TARGET_STARTFILE_SPEC): Add CRTOFFLOADBEGIN.
21742 (GNU_USER_TARGET_ENDFILE_SPEC): Add CRTOFFLOADEND.
21743 * lto-wrapper.c (offloadbegin, offloadend): Remove static vars.
21744 (offload_objects_file_name): New static var.
21745 (tool_cleanup): Remove offload_objects_file_name file.
21746 (find_offloadbeginend): Replace with ...
21747 (find_crtoffloadtable): ... this.
21748 (run_gcc): Remove offload_argc and offload_argv.
21749 Get offload_objects_file_name from -foffload-objects=... option.
21750 Read names of object files with offload from this file, pass them to
21751 compile_images_for_offload_targets. Don't call find_offloadbeginend and
21752 don't pass offloadbegin and offloadend to the linker. Don't pass
21753 offload non-LTO files to the linker, because now they're not claimed.
21755 2016-02-25 Jan Hubicka <hubicka@ucw.cz>
21758 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
21759 on builtin_unreachable.
21761 2016-02-25 Jakub Jelinek <jakub@redhat.com>
21763 PR rtl-optimization/69896
21764 * regcprop.c: Include cfgrtl.h.
21765 (copyprop_hardreg_forward_1): If noop_p insn uses narrower
21766 than remembered mode, either delete it (if noop_move_p), or
21767 treat like copy_p but not noop_p instruction.
21769 2016-02-24 Jakub Jelinek <jakub@redhat.com>
21772 * dwarf2out.c (gen_variable_die): Work around buggy LTO
21773 - allow NULL decl for Fortran DW_TAG_common_block variables.
21775 2016-02-24 Jason Merrill <jason@redhat.com>
21777 * common.opt (flifetime-dse): Add -flifetime-dse=1.
21779 2016-02-24 Richard Biener <rguenther@suse.de>
21780 Jakub Jelinek <jakub@redhat.com>
21782 PR middle-end/69760
21783 * tree-scalar-evolution.c (interpret_rhs_expr): Re-write
21784 conditionally executed ops to well-defined overflow behavior.
21786 2016-02-24 Jakub Jelinek <jakub@redhat.com>
21788 PR middle-end/69915
21789 * tree.c (build_vector_from_ctor): Fix handling of VECTOR_CST
21792 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21794 PR rtl-optimization/69886
21795 * gcse.c (can_assign_to_reg_without_clobbers_p): Accept mode
21796 argument. Use it when checking validity of set instructions.
21797 (want_to_gcse_p): Pass mode to can_assign_to_reg_without_clobbers_p.
21798 (compute_ld_motion_mems): Update can_assign_to_reg_without_clobbers_p
21800 * rtl.h (can_assign_to_reg_without_clobbers_p): Update prototype.
21801 * store-motion.c (find_moveable_store): Update
21802 can_assign_to_reg_without_clobbers_p callsite.
21804 2016-02-24 Richard Biener <rguenther@suse.de>
21806 PR middle-end/68963
21807 * tree-ssa-loop-niter.c (derive_constant_upper_bound_ops): Fix
21809 (record_nonwrapping_iv): Do not fall back to the low/high bound
21810 for non-constant IV bases if the stmt is not always executed.
21812 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21814 * config/arm/arm-cores.def (cortex-a32): New entry.
21815 * config/arm/arm-tables.opt: Regenerate.
21816 * config/arm/arm-tune.md: Regenerate.
21817 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a32.
21818 * config/arm/t-aprofile: Handle mcpu=cortex-a32.
21819 * doc/invoke.texi (ARM Options): Document cortex-a32 as value
21820 for -mcpu and -mtune.
21822 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21825 * config/arm/arm.h (TARGET_HAVE_LPAE): Define.
21826 * config/arm/unspecs.md (VUNSPEC_LDRD_ATOMIC): New value.
21827 * config/arm/sync.md (arm_atomic_loaddi2_ldrd): New pattern.
21828 (atomic_loaddi_1): Delete.
21829 (atomic_loaddi): Rewrite expander using the above changes.
21831 2016-02-24 Jakub Jelinek <jakub@redhat.com>
21834 * params.def (PARAM_MAX_SSA_NAME_QUERY_DEPTH): Bump default from
21837 2016-02-24 Jakub Jelinek <jakub@redhat.com>
21838 Richard Biener <rguenth@suse.de>
21840 PR middle-end/69909
21841 * expr.c (expand_expr_real_1) <normal_inner_ref>: Avoid
21842 set_mem_attributes if tem is SSA_NAME which got expanded
21845 2016-02-24 Richard Biener <rguenther@suse.de>
21847 PR tree-optimization/69907
21848 * tree-vect-stmts.c (vectorizable_load): Check for gaps at the
21849 end of permutations for BB vectorization.
21851 2016-02-24 Christian Bruel <christian.bruel@st.com>
21853 * config/arm/arm-c.c (arm_option_override): Initialize
21854 target_option_current_node.
21855 * config/arm/arm.c (arm_pragma_target_parse): Replace
21856 build_target_option_node call by target_option_current_node.
21857 Set target_option_current_node.
21860 2016-02-23 David Edelsohn <dje.gcc@gmail.com>
21863 * config/rs6000/rs6000.md (zero_extendqi<mode>2_dot): Convert from
21864 define_insn_and_split to define_insn.
21865 (zero_extendqi<mode>2_dot2): Same.
21866 (extendqi<mode>2_dot): Same.
21867 (extendqi<mode>2_dot2): Same.
21869 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
21871 * config/arm/exynos-m1.md: Change cost of STP, fix bypass for stores
21872 and add bypass for AES{D,E} and AESMC pairs.
21873 * config/aarch64/aarch64.c (exynosm1_tunings): Enable fusion of AES{D,E}
21876 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
21878 * config/aarch64/aarch64.c (exynosm1_tunings): Enable the Newton
21879 series for reciprocal square root in Exynos M1.
21881 2016-02-23 Martin Sebor <msebor@redhat.com>
21884 * doc/extend.texi (Other Builtins): Document __builtin_alloca and
21885 __builtin_alloca_with_align.
21887 2016-02-23 Richard Henderson <rth@redhat.com>
21889 * config/i386/i386-c.c (ix86_target_macros): Remove __SEG_TLS.
21890 (ix86_register_pragmas): Remove __seg_tls.
21891 * config/i386/i386-protos.h (ADDR_SPACE_SEG_TLS): Remove.
21892 * config/i386/i386.c (ix86_print_operand_address_as): Don't handle it.
21893 (ix86_addr_space_subset_p, TARGET_ADDR_SPACE_SUBSET_P): Remove.
21894 (ix86_addr_space_convert, TARGET_ADDR_SPACE_CONVERT): Remove.
21895 (ix86_addr_space_debug, TARGET_ADDR_SPACE_DEBUG): Remove.
21896 * doc/extend.texi (__seg_tls): Remove item.
21898 2016-02-23 Richard Biener <rguenther@suse.de>
21900 * alloc-pool.h (struct allocation_object): Make id member
21901 conditional on CHECKING_P again.
21902 (get_instance): Adjust.
21903 (base_pool_allocator): Likewise.
21905 2016-02-23 Thomas Schwinge <thomas@codesourcery.com>
21907 * tree-parloops.c (create_parallel_loop, gen_parallel_loop)
21908 (parallelize_loops): In OpenACC kernels mode, set n_threads to
21910 (pass_parallelize_loops::gate): In OpenACC kernels mode, gate on
21912 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
21914 2016-02-23 Richard Biener <rguenther@suse.de>
21916 * mem-stats.h (struct mem_usage): Use PRIu64 for printing size_t.
21917 * bitmap.h (struct bitmap_usage): Likewise.
21918 (bitmap_move): Declare.
21919 * bitmap.c (register_overhead): Take size_t argument.
21920 (bitmap_move): New function.
21921 * df-problems.c (df_rd_transfer_function): Use bitmap_move
21922 to properly account overhead.
21923 * tree.c (free_node): Use tree_size.
21925 2016-02-23 Jakub Jelinek <jakub@redhat.com>
21928 * fold-const.c (fold_truth_not_expr): Propagate TREE_NO_WARNING
21929 when inverting comparison.
21932 * common.opt (Wunreachable-code): Add Warning flag.
21934 2016-02-23 Mark Wielaard <mjw@redhat.com>
21935 Jakub Jelinek <jakub@redhat.com>
21938 * cgraphunit.c (check_global_declaration): Check main_input_filename
21939 and DECL_SOURCE_FILE are not NULL.
21941 2016-02-23 Martin Jambor <mjambor@suse.cz>
21943 PR tree-optimization/69666
21944 * tree-sra.c (sra_modify_assign): Do not attempt to create
21945 default_def replacements for unscalarizable regions.
21947 2016-02-20 Mark Wielaard <mjw@redhat.com>
21950 * cgraphunit.c (check_global_declaration): Check level of
21951 warn_unused_const_variable and main_input_filename.
21952 * doc/invoke.texi (Warning Options): Add -Wunused-const-variable=.
21953 (-Wunused-variable): For C implies -Wunused-const-variable=1.
21954 (-Wunused-const-variable): Explain levels 1 and 2.
21956 2016-02-22 Jakub Jelinek <jakub@redhat.com>
21959 * config/i386/i386.c (decide_alg): Ensure we don't recurse with
21960 identical arguments. Formatting and spelling fixes.
21963 * doc/md.texi (ashl@var{m}3): Document that mode of operand 2 must
21968 * config/m68k/t-opts (OPTIONS_H_EXTRA): Add m68k-microarchs.def
21969 and m68k-devices.def.
21970 * config/c6x/t-c6x (OPTIONS_H_EXTRA): Add c6x-isas.def.
21971 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add aarch64-arches.def.
21973 2016-02-22 Cesar Philippidis <cesar@codesourcery.com>
21975 * config/nvptx/nvptx.c (nvptx_gen_shuffle): Add support for QImode
21976 and HImode registers.
21978 2016-02-22 Richard Biener <rguenther@suse.de>
21980 PR tree-optimization/69882
21981 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Properly
21982 preserve permutations present because of gaps.
21983 (vect_supported_load_permutation_p): Always continue checking
21984 permutations after vect_attempt_slp_rearrange_stmts.
21986 2016-02-22 Bin Cheng <bin.cheng@arm.com>
21988 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Dump
21989 min_profitable_estimate, rather than min_profitable_iters.
21991 2016-02-22 Jakub Jelinek <jakub@redhat.com>
21994 * config/m68k/m68k.md (ashldi3, ashrdi3, lshrdi3): Use
21995 SImode for last match_operand.
21997 2016-02-22 Martin Liska <mliska@suse.cz>
21999 * hsa-gen.c (gen_hsa_clrsb): In case of zero value,
22000 return bitsize - 1 as the return value.
22002 2016-02-22 Oleg Endo <olegendo@gcc.gnu.org>
22006 * config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p):
22007 Handle negative shift counts.
22008 * config/sh/sh.md (ashlsi3, lshrsi3_n, lshrsi3_n_clobbers_t): Don't use
22009 force_reg on the shift constant.
22010 (lshrsi3): Likewise. Expand into lshrsi3_n* instead of lshrsi3_d.
22011 (lshrsi3_d): Handle negative shift counts.
22013 2016-02-22 Richard Biener <rguenther@suse.de>
22014 Tom de Vries <tom@codesourcery.com>
22016 * graph.c: Include dumpfile.h.
22017 (print_graph_cfg): Split into three overloads.
22018 * gdbhooks.py (class DotFn): Add and instantiate, adding command dot-fn.
22020 2016-02-22 Tom de Vries <tom@codesourcery.com>
22022 * gdbhooks.py (class DumpFn): Add and instantiate, adding command
22025 2016-02-22 Richard Biener <rguenther@suse.de>
22028 * ipa-inline-transform.c (inline_call): When not updating
22029 overall summaries adjust self size by the growth estimate.
22030 * ipa-inline.c (inline_to_all_callers_1): Add to the callers
22031 hash-set, do not update overall summaries here. Renamed from ...
22032 (inline_to_all_callers): ... this which is now wrapping the
22033 above and performing delayed overall summary update.
22034 (early_inline_small_functions): Delay updating of the overall
22037 2016-02-21 Markus Trippelsdorf <markus@trippelsdorf.de>
22039 * tree-chkp.c (chkp_mark_invalid_bounds_walker): Initialize
22042 2016-02-19 Jakub Jelinek <jakub@redhat.com>
22045 * gcc.c (LINK_COMMAND_SPEC, GOMP_SELF_SPECS): Use
22046 :%* in %:gt() argument.
22047 (greater_than_spec_func): Adjust for expecting only numbers,
22048 if there are more than two numbers, compare the last two.
22050 2016-02-19 Jonathan Wakely <jwakely@redhat.com>
22052 * doc/invoke.texi (C++ Dialect Options): Clarify interaction of
22053 -Wnarrowing with -std.
22055 2016-02-19 Jakub Jelinek <jakub@redhat.com>
22058 * expr.c (store_field): Don't use bit-field path if exp is
22059 COMPONENT_REF with TREE_ADDRESSABLE type, where TYPE_SIZE is
22060 different from bitsize, but DECL_SIZE of FIELD_DECL is bitsize
22061 and the assignment can be performed by bitwise copy. Formatting
22064 PR middle-end/69838
22065 * lra.c (lra_process_new_insns): If non-call exceptions are enabled,
22066 call copy_reg_eh_region_note_forward on before and/or after sequences
22067 and remove note from insn if it no longer can throw.
22070 * config/i386/sse.md (VI_512): Only include V64QImode and V32HImode
22071 if TARGET_AVX512BW.
22073 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
22075 * config/s390/vector.md: Add missing commutative operand markers
22076 to the patterns which qualify for one.
22077 * config/s390/vx-builtins.md: Likewise.
22079 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
22081 * config/s390/vector.md (VI, VI_QHS): Add single element vector
22082 types to mode iterators.
22083 (vec_double): ... and mode attribute.
22084 * config/s390/vx-builtins.md (non_vec_int): Likewise.
22086 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
22088 * config/s390/vector.md ("<ti*>add<mode>3", "<ti*>sub<mode>3"):
22089 Change the predicate of op2 from nonimmediate to general and let
22090 reload fix it if necessary.
22092 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
22094 * config/s390/vecintrin.h (vec_sub_u128): Define missing macro.
22096 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
22098 * config/s390/s390.c (s390_expand_vcond): Use the compare operand
22101 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
22103 * config/s390/s390-protos.h: Add s390_expand_vec_movstr prototype.
22104 * config/s390/s390.c (s390_expand_vec_movstr): New function.
22105 * config/s390/s390.md ("movstr<P:mode>"): Call
22106 s390_expand_vec_movstr.
22108 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
22110 * config/s390/s390.md: Add missing output modifier for operand 1
22111 to print it as address properly.
22113 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
22115 * config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*.
22116 * config/s390/2964.md: New file.
22117 * config/s390/s390.c (s390_get_sched_attrmask): Use the right set
22118 of insn grouping attributes depending on the CPU level.
22119 (s390_get_unit_mask): New function.
22120 (s390_sched_score): Remove the OOO from the scheduling macros.
22121 Add loop to calculate a score for the instruction mix.
22122 (s390_sched_reorder): Likewise plus improve debug output.
22123 (s390_sched_variable_issue): Rename macros as above. Calculate
22124 the unit distances after actually scheduling an insn. Improve
22126 (s390_sched_init): Clear last_scheduled_unit_distance array.
22127 * config/s390/s390.md: Include 2964.md.
22129 2016-02-18 Jakub Jelinek <jakub@redhat.com>
22132 * config/i386/sse.md (*<floatsuffix>floatv2div2sf2_mask_1,
22133 *avx512vl_<code>v2div2qi2_mask_1, *avx512vl_<code><mode>v4qi2_mask_1,
22134 *avx512vl_<code><mode>v8qi2_mask_1, *avx512vl_<code><mode>v4hi2_mask_1,
22135 *avx512vl_<code>v2div2hi2_mask_1, *avx512vl_<code>v2div2si2_mask_1,
22136 *avx512f_<code>v8div16qi2_mask_1): New insns.
22138 2016-02-18 Michael Meissner <meissner@linux.vnet.ibm.com>
22141 * config/rs6000/predicates.md (fusion_gpr_addis): Revert
22144 * config/rs6000/rs6000.md (fusion_gpr_load_<mode>): Remove
22145 earlyclobber from target. Use wF constraint for fused memory
22147 (fusion_gpr_<P:mode>_<GPR_FUSION:mode>_load): Likewise.
22149 2016-02-18 Jakub Jelinek <jakub@redhat.com>
22150 Martin Liska <mliska@suse.cz>
22153 * cfgexpand.c (asan_sanitize_stack_p): New function.
22154 (partition_stack_vars): Use the function.
22155 (expand_stack_vars): Likewise.
22156 (defer_stack_allocation): Likewise.
22157 (expand_used_vars): Likewise.
22159 2016-02-18 Richard Biener <rguenther@suse.de>
22161 PR middle-end/69553
22162 * fold-const.c (operand_equal_p): Properly compare offsets for
22163 IMAGPART_EXPR and ARRAY_REF.
22165 2016-02-18 Nick Clifton <nickc@redhat.com>
22169 * config/arm/arm.c (arm_option_override_internal): Disable
22170 interworking if the target does not support thumb instructions.
22171 (arm_reload_in_hi): Handle the case where a register to register
22172 move needs reloading because there is no simple pattern to handle
22174 (arm_reload_out_hi): Likewise.
22176 2016-02-18 Richard Biener <rguenther@suse.de>
22178 PR middle-end/69854
22179 * match.pd: Don't use fold_binary or fold_unary for folding
22182 2016-02-17 Jakub Jelinek <jakub@redhat.com>
22185 * gimplify.c (gimplify_cond_expr): Call gimple_set_no_warning
22186 on the cond_stmt from TREE_NO_WARNING on COND_EXPR_COND.
22187 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Don't
22188 warn on gimple_no_warning_p statements.
22190 2016-02-17 Jonathan Wakely <jwakely@redhat.com>
22192 * doc/extend.texi (C++ Attributes): Correct description of
22193 warn_unused type attribute.
22195 2016-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
22197 * config/rs6000/altivec.md (*altivec_lvxl_<mode>_internal): Output
22198 correct instruction.
22200 2016-02-17 Richard Biener <rguenther@suse.de>
22202 PR rtl-optimization/69609
22203 * bb-reorder.c (struct bbro_basic_block_data): Add priority member.
22204 (find_traces_1_round): When ending a trace update cached priority
22206 (bb_to_key): Use cached priority when available.
22207 (copy_bb): Initialize cached priority.
22208 (reorder_basic_blocks_software_trace_cache): Likewise.
22210 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22213 * config/aarch64/predicates.md (aarch64_comparison_operator_mode):
22215 (aarch64_comparison_operator): Break overly long line into two.
22216 (aarch64_comparison_operation): Likewise.
22217 * config/aarch64/aarch64.md (cstorecc4): Use
22218 aarch64_comparison_operator_mode instead of
22219 aarch64_comparison_operator.
22220 (cstore<mode>4): Likewise.
22221 (aarch64_cstore<mode>): Likewise.
22222 (*cstoresi_insn_uxtw): Likewise.
22223 (cstore<mode>_neg): Likewise.
22224 (*cstoresi_neg_uxtw): Likewise.
22226 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22229 * config/arm/predicates.md (arm_comparison_operator_mode):
22231 * config/arm/arm.md (*mov_scc): Use arm_comparison_operator_mode
22232 instead of arm_comparison_operator.
22233 (*mov_negscc): Likewise.
22234 (*mov_notscc): Likewise.
22235 * config/arm/thumb2.md (*thumb2_mov_scc): Likewise.
22236 (*thumb2_mov_negscc): Likewise.
22237 (*thumb2_mov_negscc_strict_it): Likewise.
22238 (*thumb2_mov_notscc): Likewise.
22239 (*thumb2_mov_notscc_strict_it): Likewise.
22241 2016-02-17 Wilco Dijkstra <wdijkstr@arm.com>
22243 * config/aarch64/aarch64.c (aarch64_internal_mov_immediate):
22244 Add missing return.
22246 2016-02-17 Eric Botcazou <ebotcazou@adacore.com>
22248 * config/visium/visium.c (machine_libfunc_index): New enum.
22249 (machine_libfuncs): New structure.
22250 (visium_libfuncs): New static variable.
22251 (TARGET_INIT_LIBFUNCS): Define to...
22252 (visium_init_libfuncs): ...this. New function.
22253 (expand_block_move_4): Use the appropriate libfunc.
22254 (expand_block_move_2): Likewise.
22255 (expand_block_move_1): Likewise.
22256 (expand_block_set_4): Likewise.
22257 (expand_block_set_2): Likewise.
22258 (expand_block_set_1): Likewise.
22259 (visium_trampoline_init): Likewise.
22261 2016-02-17 Nick Clifton <nickc@redhat.com>
22263 * config/msp430/msp430.c (msp430_mcu_data): Sync with data from
22264 TI's devices.csv file as of March 2016.
22266 2016-02-16 Kelvin Nilsen <kelvin@gcc.gnu.org>
22269 * opts-global.c (handle_common_deferred_options): Introduce and
22270 initialize two global variables to remember command-line options
22271 specifying a stack-limiting register.
22272 * opts.h: Add extern declarations of the two new global variables.
22273 * emit-rtl.c (init_emit_once): Initialize the stack_limit_rtx
22274 variable based on the values of the two new global variables.
22276 2016-02-16 Jakub Jelinek <jakub@redhat.com>
22279 * common.opt (Wnonnull-compare): New warning.
22280 * doc/invoke.texi (-Wnonnull): Remove text about comparison
22281 of arguments against NULL.
22282 (-Wnonnull-compare): Document.
22283 * Makefile.in (OBJS): Add gimple-ssa-nonnull-compare.o.
22284 * tree-pass.h (make_pass_warn_nonnull_compare): Declare.
22285 * passes.def (pass_warn_nonnull_compare): Add.
22286 * gimple-ssa-nonnull-compare.c: New file.
22288 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
22290 * config/aarch64/aarch64.c (cortexa57_tunings): Remove
22291 AARCH64_EXTRA_TUNE_RECIP_SQRT.
22293 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
22295 * config/aarch64/aarch64.c (use_rsqrt_p): Always use software
22296 reciprocal sqrt for -mlow-precision-recip-sqrt.
22298 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
22299 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
22301 * config/aarch64/aarch64.c (aarch64_expand_vector_init): Refactor,
22302 always use lane loads to construct non-constant vectors.
22304 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
22306 * config/aarch64/aarch64.md
22307 (arch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Fix register
22308 constraints for operand 3.
22309 (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise.
22311 2016-02-16 Jakub Jelinek <jakub@redhat.com>
22312 Richard Biener <rguenther@suse.de>
22314 PR tree-optimization/69820
22315 * tree-vect-patterns.c (type_conversion_p): Return false if
22316 *orig_type is unsigned single precision or boolean.
22317 (vect_recog_dot_prod_pattern, vect_recog_widen_mult_pattern):
22320 2016-02-16 Jakub Jelinek <jakub@redhat.com>
22322 PR rtl-optimization/69764
22323 PR rtl-optimization/69771
22324 * optabs.c (expand_binop): Ensure for shift optabs invalid CONST_INT
22325 op1 is valid for GET_MODE_INNER (mode) and force it into a reg.
22327 2016-02-16 Richard Biener <rguenther@suse.de>
22329 PR tree-optimization/69776
22330 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Get alias
22332 (indirect_refs_may_alias_p): Likewise.
22333 (refs_may_alias_p_1): Pass alias sets as from ao_ref.
22334 * tree-ssa-sccvn.c (vn_reference_lookup): Also adjust vr alias-set
22335 according to tbaa_p.
22336 * tree-ssa-dom.c (lookup_avail_expr): Add tbaa_p flag.
22337 (optimize_stmt): For redundant store discovery do not allow tbaa.
22339 2016-02-16 Bernd Schmidt <bschmidt@redhat.com>
22341 PR tree-optimization/69714
22342 * tree-ssa-math-opts.c (find_bswap_or_nop): Revert previous change.
22343 Return NULL if we have irrelevant high bytes on BIG_ENDIAN.
22345 2016-02-16 Claudiu Zissulescu <claziss@synopsys.com>
22347 * config/arc/arc-modes.def (CC_FPU, CC_FPU_UNEQ): New modes.
22348 * config/arc/arc-opts.h (FPU_SP, FPU_SF, FPU_SC, FPU_SD, FPU_DP)
22349 (FPU_DF, FPU_DC, FPU_DD, FXP_DP): Define.
22350 * config/arc/arc.c (arc_init): Check FPU options.
22351 (get_arc_condition_code): Handle new CC_FPU* modes.
22352 (arc_select_cc_mode): Likewise.
22353 (arc_conditional_register_usage): Allow 64 bit datum into even-odd
22354 register pair only. Allow access for ARCv2 accumulator.
22355 (gen_compare_reg): Whenever we have FPU support use FPU compare
22357 (arc_reorg): Don't generate brcc insns when FPU compare
22358 instructions are involved.
22359 * config/arc/arc.h (TARGET_DPFP): Add TARGET_FP_DPAX condition.
22360 (TARGET_OPTFPE): Add condition when ARC EM can use optimized
22361 floating point emulation.
22362 (ACC_REG_FIRST, ACC_REG_LAST, ACCL_REGNO, ACCH_REGNO): Define.
22363 (REVERSE_CONDITION): Add new CC_FPU* modes.
22364 (TARGET_FP_SP_BASE): Define.
22365 (TARGET_FP_DP_BASE): Likewise.
22366 (TARGET_FP_SP_FUSED): Likewise.
22367 (TARGET_FP_DP_FUSED): Likewise.
22368 (TARGET_FP_SP_CONV): Likewise.
22369 (TARGET_FP_DP_CONV): Likewise.
22370 (TARGET_FP_SP_SQRT): Likewise.
22371 (TARGET_FP_DP_SQRT): Likewise.
22372 (TARGET_FP_DP_AX): Likewise.
22373 * config/arc/arc.md (ARCV2_ACC): New constant.
22374 (type): New fpu type attribute.
22375 (SDF): Conditional iterator.
22376 (cstore<mode>, cbranch<mode>): Change expand condition.
22377 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3): New expands,
22378 handles FPU/FPX cases as well.
22379 * config/arc/arc.opt (mfpu): New option.
22380 * config/arc/fpx.md (addsf3_fpx, subsf3_fpx, mulsf3_fpx):
22382 (adddf3, muldf3, subdf3): Removed.
22383 * config/arc/predicates.md (proper_comparison_operator): Recognize
22385 * config/arc/fpu.md: New file.
22386 * doc/invoke.texi (ARC Options): Document mfpu option.
22388 2016-02-16 Richard Biener <rguenther@suse.de>
22390 PR rtl-optimization/69291
22391 * ifcvt.c (noce_try_store_flag_constants): Re-instantiate
22392 noce_operand_ok check.
22394 2016-02-16 Tom de Vries <tom@codesourcery.com>
22397 * omp-low.c (simd_clone_create): Remove call to
22398 symtab->call_cgraph_insertion_hooks.
22400 2016-02-16 Jakub Jelinek <jakub@redhat.com>
22402 PR tree-optimization/69802
22403 * tree-ssa-reassoc.c (update_range_test): If op is
22404 SSA_NAME_IS_DEFAULT_DEF, give up unless tem is a positive
22405 op == 1 test of precision 1 integral op, otherwise handle
22406 that case as op itself. Fix up formatting.
22407 (optimize_range_tests_to_bit_test, optimize_range_tests): Fix
22410 2016-02-16 Richard Biener <rguenther@suse.de>
22412 PR tree-optimization/69586
22413 * tree-vrp.c (register_edge_assert_for_2): Handle all integral
22414 types for conversion sources.
22416 2016-02-16 Richard Biener <rguenther@suse.de>
22418 PR middle-end/69801
22419 * fold-const.c (operand_equal_p): For COND_EXPR zero operand
22420 mask OEP_ADDRESS_OF.
22422 2016-02-16 Alan Modra <amodra@gmail.com>
22425 * config/rs6000/rs6000.md (reload_vsx_from_gprsf): Rewrite splitter.
22426 (p8_mtvsrd_df, p8_mtvsrd_sf): New.
22427 (p8_mtvsrd_1, p8_mtvsrd_2): Delete.
22429 (p8_mtvsrwz_1, p8_mtvsrwz_2): Delete.
22430 (p8_xxpermdi_<mode>): Take two DF inputs rather than one TF.
22431 (p8_fmrgow_<mode>): Likewise.
22432 (reload_vsx_from_gpr<mode>): Make clobber IF. Adjust for above
22434 (reload_fpr_from_gpr<mode>): Similarly. Use "d" for op0 constraint.
22435 (reload_vsx_from_gprsf): Use p8_mtvsrd_sf rather than attempting
22436 to use movdi_internal64. Remove op0_di.
22437 * config/rs6000/vsx.md (vsx_xscvspdpn_directmove): Make op1 SFmode.
22439 2016-02-15 Evandro Menezes <e.menezes@samsung.com>
22441 Add support for the FCCMP insn types
22443 * config/aarch64/aarch64.md (fccmp): Change insn type.
22444 (fccmpe): Likewise.
22445 * config/aarch64/thunderx.md (thunderx_fcmp): Add "fccmp{s,d}" types.
22446 * config/arm/cortex-a53.md (cortex_a53_fpalu): Likewise.
22447 * config/arm/cortex-a57.md (cortex_a57_fp_cmp): Likewise.
22448 * config/arm/xgene1.md (xgene1_fcmp): Likewise.
22449 * config/arm/exynos-m1.md (exynos_m1_fp_ccmp): New insn reservation.
22450 * config/arm/types.md (fccmps): Add new insn type.
22451 (fccmpd): Likewise.
22453 2016-02-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
22455 * alias.c (get_alias_set): Fix a typo in comment.
22457 2016-02-15 Richard Biener <rguenther@suse.de>
22459 PR tree-optimization/69595
22460 * match.pd: Complete range test simplification to true.
22462 2016-02-15 Bernd Schmidt <bschmidt@redhat.com>
22464 PR rtl-optimization/69648
22465 * lra-constraints.c (update_ebb_live_info): Don't remove sets of
22466 pic_offset_table_rtx.
22468 PR rtl-optimization/69752
22469 * ira.c (update_equiv_regs): When looking for more than a single SET,
22470 also take other side effects into account.
22472 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
22474 * config/s390/s390.c (s390_function_profiler): Add a new sequence
22475 for z900+ CPUs in 31-bit mode.
22477 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
22479 * common/config/s390/s390-common.c (s390_supports_split_stack):
22481 (TARGET_SUPPORTS_SPLIT_STACK): New macro.
22482 * config/s390/s390-protos.h: Add s390_expand_split_stack_prologue.
22483 * config/s390/s390.c (struct machine_function): New field
22484 split_stack_varargs_pointer.
22485 (s390_register_info): Mark r12 as clobbered if it'll be used as temp
22486 in s390_emit_prologue.
22487 (s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack
22489 (morestack_ref): New global.
22490 (SPLIT_STACK_AVAILABLE): New macro.
22491 (s390_expand_split_stack_prologue): New function.
22492 (s390_live_on_entry): New function.
22493 (s390_va_start): Use split-stack vararg pointer if appropriate.
22494 (s390_asm_file_end): Emit the split-stack note sections.
22495 (TARGET_EXTRA_LIVE_ON_ENTRY): New macro.
22496 * config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec.
22497 (UNSPECV_SPLIT_STACK_CALL): New unspec.
22498 (UNSPECV_SPLIT_STACK_DATA): New unspec.
22499 (split_stack_prologue): New expand.
22500 (split_stack_space_check): New expand.
22501 (split_stack_data): New insn.
22502 (split_stack_call): New expand.
22503 (split_stack_call_*): New insn.
22504 (split_stack_cond_call): New expand.
22505 (split_stack_cond_call_*): New insn.
22507 2016-02-15 Richard Biener <rguenther@suse.de>
22509 PR tree-optimization/69783
22510 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
22511 Add trivially correct cases.
22513 2016-02-15 Tom de Vries <tom@codesourcery.com>
22516 * lto-cgraph.c (input_offload_tables): Add and handle bool parameter
22518 * lto-streamer.h (input_offload_tables): Add and handle bool parameter.
22520 2016-02-15 Richard Biener <rguenther@suse.de>
22522 PR tree-optimization/69776
22523 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
22524 * tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to
22525 indicate whether we can use TBAA to disambiguate against stores.
22526 Use alias-set zero if not.
22527 (visit_reference_op_store): Do not use TBAA when looking up
22529 * tree-ssa-pre.c (compute_avail): Use TBAA here.
22530 (eliminate_dom_walker::before_dom_children): But not when looking
22531 up redundant stores.
22533 2016-02-14 John David Anglin <danglin@gcc.gnu.org>
22535 * config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New.
22537 2016-02-14 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
22539 * config/i386/znver1.md
22540 (znver1_pop, znver1_pop_mem,
22541 znver1_load_imov_double_store,
22542 znver1_load_imov_direct_store,
22543 znver1_load_imov_direct_load,
22544 znver1_load_imov_double_load): Add new.
22545 (znver1_insn, znver1_insn_load): Add icmov type.
22546 (znver1_sseavx_fma,
22547 znver1_sseavx_fma_load,
22549 znver1_avx256_fma_load): Fix pipe usage.
22551 2016-02-14 Alan Modra <amodra@gmail.com>
22554 * reload.c (find_reloads_address_1): For pre/post-inc/dec
22555 with an invalid hard reg, reload just the reg not the entire
22556 pre/post-inc/dec address expression.
22558 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
22561 * config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with
22562 fixed R1_REG scratch reg.
22563 (sibcall_value_pcrel_fdpic): Likewise.
22565 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
22569 * config/sh/sh.md (*zero_extract_3): New insn_and_split pattern.
22571 2016-02-12 Walter Lee <walt@tilera.com>
22573 * config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD.
22574 * config/tilegx/t-tilegx: Likewise.
22576 2016-02-12 David Malcolm <dmalcolm@redhat.com>
22579 * diagnostic-show-locus.c (struct line_span): New struct.
22580 (layout::get_first_line): Delete.
22581 (layout::get_last_line): Delete.
22582 (layout::get_num_line_spans): New member function.
22583 (layout::get_line_span): Likewise.
22584 (layout::print_heading_for_line_span_index_p): Likewise.
22585 (layout::get_expanded_location): Likewise.
22586 (layout::calculate_line_spans): Likewise.
22587 (layout::m_first_line): Delete.
22588 (layout::m_last_line): Delete.
22589 (layout::m_line_spans): New field.
22590 (layout::layout): Update comment. Replace m_first_line and
22591 m_last_line with m_line_spans, replacing their initialization
22592 with a call to calculate_line_spans.
22593 (diagnostic_show_locus): When printing source lines and
22594 annotations, rather than looping over a single span
22595 of lines, instead loop over each line_span within
22596 the layout, with an inner loop over the lines within them.
22597 Call the context's start_span callback when changing line spans.
22598 * diagnostic.c (diagnostic_initialize): Initialize start_span.
22599 (diagnostic_build_prefix): Break out the building of the location
22600 part of the string into...
22601 (diagnostic_get_location_text): ...this new function, rewriting
22602 it from nested ternary expressions to a sequence of "if"
22604 (default_diagnostic_start_span_fn): New function.
22605 * diagnostic.h (diagnostic_start_span_fn): New typedef.
22606 (diagnostic_context::start_span): New field.
22607 (default_diagnostic_start_span_fn): New prototype.
22609 2016-02-12 David Malcolm <dmalcolm@redhat.com>
22612 * gcc.c (driver::finalize): Fix cleanup of "specs".
22614 2016-02-12 David Malcolm <dmalcolm@redhat.com>
22618 * gcc.c (driver::driver): Initialize m_option_suggestions.
22619 (driver::~driver): Clean up m_option_suggestions.
22620 (suggest_option): Convert to...
22621 (driver::suggest_option): ...this, and split out into
22622 driver::build_option_suggestions and find_closest_string.
22623 (driver::build_option_suggestions): New function, from
22624 first half of suggest_option. Special-case
22625 OPT_fsanitize_ and OPT_fsanitize_recover_, making use of
22626 the sanitizer_opts array. For options of enum types, add the
22627 various enum values to the candidate strings.
22628 (driver::handle_unrecognized_options): Remove "const".
22629 * gcc.h (driver::handle_unrecognized_options): Likewise.
22630 (driver::build_option_suggestions): New decl.
22631 (driver::suggest_option): New decl.
22632 (driver::m_option_suggestions): New field.
22633 * opts-common.c (add_misspelling_candidates): New function.
22634 * opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s
22635 and make non-static.
22636 * opts.h (sanitizer_opts): New array decl.
22637 (add_misspelling_candidates): New function decl.
22638 * spellcheck.c (find_closest_string): New function.
22639 * spellcheck.h (find_closest_string): New function decl.
22641 2016-02-12 Jakub Jelinek <jakub@redhat.com>
22643 PR rtl-optimization/69764
22644 PR rtl-optimization/69771
22645 * optabs.c (expand_binop_directly): For shift_optab_p, force
22646 convert_modes with VOIDmode if xop1 has VOIDmode.
22648 2016-02-12 Ilya Enkovich <enkovich.gnu@gmail.com>
22651 * lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args
22652 to correctly determine instrumentation thunks.
22654 2016-02-12 Jakub Jelinek <jakub@redhat.com>
22657 * ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE
22658 type by reference, force lhs on the call.
22661 * ipa-split.c (split_function): Don't compute/use main_part_return_p.
22662 Compute retval and retbnd early in all cases if split_part_return_p
22663 and return_bb is not EXIT. Remove all clobber stmts and reset
22664 all debug stmts that refer to SSA_NAMEs defined in split part,
22665 except if it is retval, in that case replace the old retval with the
22666 lhs of the call to the split part.
22668 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
22671 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
22673 PR middle-end/66726
22674 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
22675 whose result is used in PHI.
22676 (maybe_optimize_range_tests): Likewise.
22677 (final_range_test_p): Likweise.
22679 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
22681 PR middle-end/66726
22682 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
22683 whose result is used in PHI.
22684 (maybe_optimize_range_tests): Likewise.
22685 (final_range_test_p): Likweise.
22687 2016-02-12 Jakub Jelinek <jakub@redhat.com>
22689 * cgraph.c: Spelling fixes - behaviour -> behavior and
22690 neighbour -> neighbor.
22691 * target.def: Likewise.
22692 * sel-sched.c: Likewise.
22693 * config/mips/mips.c: Likewise.
22694 * config/arc/arc.md: Likewise.
22695 * config/arm/cortex-a57.md: Likewise.
22696 * config/arm/arm.c: Likewise.
22697 * config/arm/neon.md: Likewise.
22698 * config/arm/arm-c.c: Likewise.
22699 * config/vms/vms-c.c: Likewise.
22700 * config/s390/s390.c: Likewise.
22701 * config/i386/znver1.md: Likewise.
22702 * config/i386/i386.c: Likewise.
22703 * config/ia64/hpux-unix2003.h: Likewise.
22704 * config/msp430/msp430.md: Likewise.
22705 * config/rx/rx.c: Likewise.
22706 * config/rx/rx.md: Likewise.
22707 * config/aarch64/aarch64-simd.md: Likewise.
22708 * config/aarch64/aarch64.c: Likewise.
22709 * config/nvptx/nvptx.c: Likewise.
22710 * config/bfin/bfin.c: Likewise.
22711 * config/cris/cris.opt: Likewise.
22712 * config/rs6000/rs6000.c: Likewise.
22713 * target.h: Likewise.
22714 * spellcheck.c: Likewise.
22715 * ira-build.c: Likewise.
22716 * tree-inline.c: Likewise.
22717 * builtins.c: Likewise.
22718 * lra-constraints.c: Likewise.
22719 * explow.c: Likewise.
22720 * hwint.h: Likewise.
22721 * targhooks.c: Likewise.
22722 * tree-vect-data-refs.c: Likewise.
22723 * expr.c: Likewise.
22724 * doc/tm.texi: Likewise.
22725 * doc/extend.texi: Likewise.
22726 * doc/install.texi: Likewise.
22727 * doc/md.texi: Likewise.
22728 * tree-ssa-tail-merge.c: Likewise.
22729 * sched-int.h: Likewise.
22730 * match.pd: Likewise.
22731 * sched-ebb.c: Likewise.
22732 * target.def (omit_struct_return_reg): Likewise.
22733 * gimple-ssa-isolate-paths.c: Likewise.
22734 (find_implicit_erroneous_behaviour): Renamed to...
22735 (find_implicit_erroneous_behavior): ... this.
22736 (find_explicit_erroneous_behaviour): Renamed to...
22737 (find_explicit_erroneous_behavior): ... this.
22738 (gimple_ssa_isolate_erroneous_paths): Adjust caller.
22740 2016-02-11 Segher Boessenkool <segher@kernel.crashing.org>
22742 PR rtl-optimization/64682
22743 PR rtl-optimization/69567
22744 PR rtl-optimization/69737
22745 * combine.c (distribute_notes) <REG_DEAD>: If the register is set
22746 in I2 as well, just lose it.
22748 2016-02-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22750 * config/aarch64/aarch64.c (aarch64_last_printed_arch_string):
22752 (aarch64_last_printed_tune_string): Likewise.
22753 (aarch64_declare_function_name): Only output .arch assembler
22754 directive if it will be different from the previously output
22755 directive. Same for .tune comment but only if -dA is set.
22756 (aarch64_start_file): New function.
22757 (TARGET_ASM_FILE_START): Define.
22759 2016-02-11 David Malcolm <dmalcolm@redhat.com>
22762 * Makefile.in (PLUGIN_HEADERS): Add params.list.
22764 2016-02-11 Jakub Jelinek <jakub@redhat.com>
22767 * tree-vect-slp.c (vect_schedule_slp_instance): Avoid
22768 -Wmaybe-uninitialized warning.
22770 2016-02-11 Oleg Endo <olegendo@gcc.gnu.org>
22773 * config/sh/sh.md (casesi_worker_0): Add T_REG use.
22775 2016-02-11 Richard Biener <rguenther@suse.de>
22777 PR rtl-optimization/69291
22778 * ifcvt.c (noce_try_store_flag_constants): Do not allow
22779 subexpressions affected by changing the result.
22781 2016-02-10 Vladimir Makarov <vmakarov@redhat.com>
22784 * lra-constraints.c (curr_insn_transform): Find in/out operands
22785 for secondary memory moves. Update dups.
22787 2016-02-10 Yuri Rumyantsev <ysrumyan@gmail.com>
22789 PR tree-optimization/69652
22790 * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1
22791 to nested loop, did source re-formatting, skip debug statements,
22792 add check on statement with volatile operand, remove dead scalar
22795 2016-02-10 Jakub Jelinek <jakub@redhat.com>
22796 Patrick Palka <ppalka@gcc.gnu.org>
22800 * gimplify.c (gimplify_modify_expr): Set lhs even for noreturn
22801 calls if the return type is TREE_ADDRESSABLE.
22802 * cgraphunit.c (cgraph_node::expand_thunk): Likewise.
22803 * ipa-split.c (split_function): Fix doubled "we" in comment.
22804 Use void return type for the split part even if
22805 !split_point->split_part_set_retval.
22807 2016-02-10 Bin Cheng <bin.cheng@arm.com>
22809 PR tree-optimization/68021
22810 * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if
22811 when computing the value of biv cand by itself.
22813 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
22815 * config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion.
22816 (cortexa57_tunings): Likewise.
22817 (cortexa72_tunings): Likewise.
22818 (arch_macro_fusion_pair_p): Add support for AES fusion.
22819 * config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry.
22820 * config/arm/aarch-common.c (aarch_crypto_can_dual_issue):
22821 Allow virtual registers before reload so early scheduling works.
22822 * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use
22823 correct latency and pipeline.
22824 (cortex_a57_crypto_complex): Likewise.
22825 (cortex_a57_crypto_xor): Likewise.
22826 (define_bypass): Add AES bypass.
22828 2016-02-10 Richard Biener <rguenther@suse.de>
22830 PR tree-optimization/69726
22831 * passes.def: Add DCE pass before late uninit.
22832 * match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to
22833 really fixup if-conversions job.
22835 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
22837 * config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion.
22838 (arm_cortex_a57_tune): Likewise.
22839 (aarch_macro_fusion_pair_p): Add support for AES fusion.
22840 * config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC.
22842 2016-02-10 Eric Botcazou <ebotcazou@adacore.com>
22844 * timevar.def (TV_PHASE_DBGINFO): Delete.
22845 (TV_PHASE_CHECK_DBGINFO): Likewise.
22846 * varpool.c (varpool_node::assemble_decl): Do not change timevar.
22848 2016-02-10 Richard Biener <rguenther@suse.de>
22850 PR tree-optimization/69719
22851 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
22852 Adjust previous fix by ensuring that dr_a1 is left of dr_a2.
22854 2016-02-09 Andrew Pinski <apinski@cavium.com>
22857 * optabs-tree.c (expand_vec_cond_expr_p): Don't early return if
22858 get_vcond_mask_icode returns false.
22860 2016-02-09 Michael Meissner <meissner@linux.vnet.ibm.com>
22863 * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing
22864 an ADDIS that adds a pointer to a large constant that sets the
22865 upper16 bits with a load operation.
22867 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
22870 * config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane
22872 * config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big
22874 (vzipq_s16): Likewise.
22875 (vzipq_s32): Likewise.
22876 (vzipq_f32): Likewise.
22877 (vzipq_u8): Likewise.
22878 (vzipq_u16): Likewise.
22879 (vzipq_u32): Likewise.
22880 (vzipq_p8): Likewise.
22881 (vzipq_p16): Likewise.
22883 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
22886 * config/arm/arm.c (neon_endian_lane_map): New function.
22887 (neon_vector_pair_endian_lane_map): New function.
22888 (arm_evpc_neon_vuzp): Allow for big endian lane order.
22889 * config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big
22891 (vuzpq_s16): Likewise.
22892 (vuzpq_s32): Likewise.
22893 (vuzpq_f32): Likewise.
22894 (vuzpq_u8): Likewise.
22895 (vuzpq_u16): Likewise.
22896 (vuzpq_u32): Likewise.
22897 (vuzpq_p8): Likewise.
22898 (vuzpq_p16): Likewise.
22900 2016-02-11 Alexandre Oliva <aoliva@redhat.com>
22903 * regstat.c (regstat_bb_compute_calls_crossed): Disregard
22906 2016-02-09 Uros Bizjak <ubizjak@gmail.com>
22908 * config/i386/i386.md (insv<mode>_1): Use gen_int_mode to
22909 truncate const_int operand 1 to QImode.
22911 2016-02-09 Eric Botcazou <ebotcazou@adacore.com>
22913 * gimple-ssa-backprop.c (optimize_phi): Do not replace an argument
22914 corresponding to an abnormal edge.
22916 2016-02-09 Tom de Vries <tom@codesourcery.com>
22918 PR tree-optimization/69599
22919 * tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New
22921 (find_func_aliases_for_builtin_call, find_func_clobbers)
22922 (ipa_pta_execute): Handle case that foo and foo._0 are not in same lto
22925 2016-02-09 Richard Biener <rguenther@suse.de>
22927 PR tree-optimization/69715
22928 * tree-ssa.c (execute_update_addresses_taken): Mark non-decl
22929 LHS on calls as non-rewritable.
22931 2016-02-09 Tom de Vries <tom@codesourcery.com>
22934 * lto-wrapper.c (append_diag_options): New function.
22935 (compile_offload_image): Call append_diag_options.
22937 2016-02-08 Sandra Loosemore <sandra@codesourcery.com>
22940 * doc/extend.texi (Flag Output Operands): Correct sectioning.
22941 Minor copy-edit to fix verb tenses.
22943 2016-02-08 Jakub Jelinek <jakub@redhat.com>
22945 PR tree-optimization/69209
22946 * ipa-split.c (split_function): If split part is not
22947 returning retval, retval has gimple type but is not
22948 gimple value, force it into a SSA_NAME first.
22950 2016-02-08 Nicklas Bo Jensen <nbjensen@gmail.com>
22952 * doc/tree-ssa.texi (Preserving the virtual SSA form): Remove
22955 2016-02-08 Jason Merrill <jason@redhat.com>
22958 * convert.c (convert_to_integer_1): Check dofold on truncation
22960 (convert_to_pointer_maybe_fold, convert_to_real_maybe_fold)
22961 (convert_to_integer_maybe_fold, convert_to_complex_maybe_fold):
22962 Rename from *_nofold.
22963 * convert.h (convert_to_pointer_nofold, convert_to_integer_nofold)
22964 (convert_to_real_nofold, convert_to_complex_nofold): New inlines.
22966 2016-02-08 Bernd Schmidt <bschmidt@redhat.com>
22969 * tree.c (build_common_tree_nodes): Remove short_double argument.
22970 All callers changed.
22971 * tree.h (build_common_tree_nodes): Adjust declaration.
22972 * doc/invoke.texi (-fshort-double): Remove documentation.
22973 * config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
22974 MULTILIB_EXCEPTIONS): Remove -fshort-double variant.
22975 * lto-wrapper.c (merge_and_complain, append_compiler_options)
22976 (append_linker_options): Don't handle OPT_fshort_double.
22978 PR rtl-optimization/68730
22979 * lra-remat.c (insn_to_cand_activation): New static variable.
22980 (lra_remat): Allocate and free it.
22981 (create_cand): New arg activation. Initialize a field in
22982 insn_to_cand_activation if it is nonnull.
22983 (create_cands): Pass the activation insn to create_cand when making
22984 a candidate involving an output reload. Reorganize code a little.
22985 (do_remat): Keep track of active status of candidates in a separate
22988 2016-02-08 Richard Biener <rguenther@suse.de>
22990 PR tree-optimization/69719
22991 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
22992 Properly use absolute of the difference of the two offsets to
22993 compare or adjust the segment length.
22995 2016-02-08 Richard Biener <rguenther@suse.de>
22996 Jeff Law <law@redhat.com>
22999 * tree-ssanames.c (make_ssa_name_fn): Always use unqualified
23000 types for anonymous SSA names.
23002 2016-02-08 Richard Biener <rguenther@suse.de>
23004 PR rtl-optimization/69274
23005 * ira.c (ira_setup_alts): Do not change recog_data.operand order.
23007 2016-02-08 Jeff Law <law@redhat.com>
23009 PR tree-optimization/65917
23010 * tree-ssa-dom.c (record_temporary_equivalences): Record both
23011 equivalences from if (x == y) style conditionals.
23012 (loop_depth_of_name): Remove.
23013 (record_equality): Remove loop depth check.
23014 * tree-ssa-scopedtables.h (const_and_copies): Refine comments.
23015 (const_and_copies::record_const_or_copy_raw): New member function.
23016 * tree-ssa-scopedtables.c
23017 (const_and_copies::record_const_or_copy_raw): New, factored out of
23018 (const_and_copies::record_const_or_copy): Call new member function.
23020 2016-02-05 Jeff Law <law@redhat.com>
23022 PR tree-optimization/68541
23023 * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h.
23024 (count_stmts_in_block): New function.
23025 (poor_ifcvt_candidate_code): Likewise.
23026 (is_feasible_trace): Add some heuristics to determine when path
23027 splitting is profitable.
23028 (find_block_to_duplicate_for_splitting_paths): Make sure the graph
23029 is a diamond with a single exit.
23031 2016-02-05 Martin Sebor <msebor@redhat.com>
23034 * doc/invoke.texi: Update -Wplacement-new to take an optional
23037 2016-02-06 Richard Henderson <rth@redhat.com>
23040 * tree.c (tree_nop_conversion_p): Do not strip casts into or
23041 out of non-standard address spaces.
23043 2016-02-05 Jakub Jelinek <jakub@redhat.com>
23045 PR rtl-optimization/69691
23046 * lra-eliminations.c (move_plus_up): Don't add the addend twice.
23048 2016-02-05 Pat Haugen <pthaugen@us.ibm.com>
23050 * config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
23051 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
23052 (*ieee128_mfvsrd_64bit): Likewise.
23053 (*ieee128_mfvsrd_32bit): Likewise.
23055 2016-02-05 Ilya Enkovich <enkovich.gnu@gmail.com>
23059 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
23061 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
23062 instrumented_version.
23064 2016-01-05 Jeremy Bennett <jeremy.bennett@embecosm.com>
23066 * doc/invoke.texi (Optimize Options): In table of --param options
23067 rename second occurrence of tracer-min-branch-ratio to
23068 tracer-min-branch-probability, rename
23069 tracer-min-branch-ratio-feedback to
23070 tracer-min-branch-probability-feedback and clarify description,
23071 rename sched-spec-state-edge-prob-cutoff to
23072 sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename
23073 to selsched-insns-to-rename, rename lto-minpartition to
23074 lto-min-partition, delete reorder-blocks-duplicate and
23075 reorder-blocks-duplicate-feedback.
23077 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
23079 * config/s390/s390.c (s390_register_info_set_ranges): Remove
23082 2016-02-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
23084 * doc/extend.texi: S/390: Correct some typos.
23086 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
23088 * config/s390/s390.c (s390_emit_call): Add missing 64 bit check.
23090 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
23093 * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines.
23094 (s390_register_info_gprtofpr): Use new macros above.
23095 (s390_register_info_stdarg_fpr): Adjust max_fpr to better match
23097 (s390_register_info_stdarg_gpr): Adjust max_gpr to better match
23098 its name. Adjust restore and save gpr ranges.
23099 (s390_register_info_set_ranges): New function.
23100 (s390_register_info): Use new macros above. Call
23101 s390_register_info_set_ranges.
23102 (s390_optimize_register_info): Likewise.
23103 (s390_hard_regno_rename_ok): Use new macros.
23104 (s390_hard_regno_scratch_ok): Likewise.
23105 (s390_emit_epilogue): Likewise.
23106 (s390_can_use_return_insn): Likewise.
23107 (s390_optimize_prologue): Likewise.
23108 * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants.
23110 2016-02-05 Jakub Jelinek <jakub@redhat.com>
23113 * config/i386/i386.c (convert_scalars_to_vector): Readd stack
23115 (ix86_option_override_internal): Disable TARGET_STV even for
23116 -m{incoming,preferred}-stack-boundary=3.
23118 2016-02-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
23120 * config.gcc: Mark deprecated rtems targets as obsolete.
23122 2016-02-04 Segher Boessenkool <segher@kernel.crashing.org>
23124 PR rtl-optimization/64682
23125 PR rtl-optimization/69567
23126 * combine.c (distribute_notes) <REG_DEAD>: Place the death note
23127 before I2 only if the register is both used and set in I2.
23129 2016-02-04 DJ Delorie <dj@redhat.com>
23131 * config/msp430/msp430.c (msp430_start_function): Add function type.
23133 2016-02-04 Jakub Jelinek <jakub@redhat.com>
23136 * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.
23138 2016-02-04 Uros Bizjak <ubizjak@gmail.com>
23140 PR rtl-optimization/69577
23142 2015-10-29 Richard Henderson <rth@redhat.com>
23146 * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten
23147 sse check to the exact conditions of PR 67609.
23149 2016-02-04 Michael Meissner <meissner@linux.vnet.ibm.com>
23152 * config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint
23153 instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are
23154 not allowed into the traditional Altivec registers.
23155 (movtd_64bit_nodm): Likewise.
23156 (mov<mode>_32bit, FMOVE128_FPR iterator): Likewise.
23158 2016-02-04 David Malcolm <dmalcolm@redhat.com>
23160 * config/aarch64/cortex-a57-fma-steering.c
23161 (aarch64_register_fma_steering): Remove "static" from arguments
23164 2016-02-04 Wilco Dijkstra <wdijkstr@arm.com>
23167 * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
23168 twice when complex.
23170 2016-02-04 Mike Frysinger <vapier@gentoo.org>
23172 * doc/invoke.texi: Delete -mno-fma4.
23174 2016-02-04 Richard Sandiford <richard.sandiford@arm.com>
23176 PR rtl-optimization/69577
23177 * reginfo.c (record_subregs_of_mode): Add a partial_def parameter.
23178 (find_subregs_of_mode): Update accordingly. Iterate over partial
23181 2016-02-04 Alan Lawrence <alan.lawrence@arm.com>
23183 * config/arm/arm-protos.h (neon_reinterpret): Remove.
23184 * config/arm/arm.c (neon_reinterpret): Remove.
23185 * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi,
23186 vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi,
23187 vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di,
23188 vreinterpretti): Remove.
23189 * config/arm/neon.md (neon_vreinterpretv8qi<mode>,
23190 neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
23191 neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
23192 neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
23193 neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
23194 neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove.
23195 * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32,
23196 vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64,
23197 vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32,
23198 vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32,
23199 vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64,
23200 vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8,
23201 vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8,
23202 vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8,
23203 vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64,
23204 vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16,
23205 vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16,
23206 vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16,
23207 vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64,
23208 vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32,
23209 vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32,
23210 vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32,
23211 vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8,
23212 vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8,
23213 vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8,
23214 vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64,
23215 vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16,
23216 vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16,
23217 vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16,
23218 vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64,
23219 vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32,
23220 vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32,
23221 vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32,
23222 vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64,
23223 vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8,
23224 vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8,
23225 vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64,
23226 vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8,
23227 vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16,
23228 vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16,
23229 vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64,
23230 vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16,
23231 vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32,
23232 vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32,
23233 vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64,
23234 vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32,
23235 vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8,
23236 vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64,
23237 vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8,
23238 vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8,
23239 vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32,
23240 vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64,
23241 vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16,
23242 vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16,
23243 vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32,
23244 vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64,
23245 vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16,
23246 vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16,
23247 vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16,
23248 vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64,
23249 vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16,
23250 vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16,
23251 vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16,
23252 vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64,
23253 vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16,
23254 vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16,
23255 vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16,
23256 vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64,
23257 vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16,
23258 vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16,
23259 vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16,
23260 vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128,
23261 vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16,
23262 vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16,
23263 vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16,
23264 vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128,
23265 vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16,
23266 vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16,
23267 vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16,
23268 vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128,
23269 vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16,
23270 vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16,
23271 vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16,
23272 vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128,
23273 vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8,
23274 vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16,
23275 vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16,
23276 vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64,
23277 vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64,
23278 vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8,
23279 vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8,
23280 vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64,
23281 vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64,
23282 vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32,
23283 vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8,
23284 vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64,
23285 vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64,
23286 vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32,
23287 vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8,
23288 vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64,
23289 vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64,
23290 vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32,
23291 vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts.
23293 2016-02-04 Martin Liska <mliska@suse.cz>
23296 * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls
23297 that are gimple_store_p.
23298 (maybe_instrument_call): Likewise.
23300 2016-02-04 Bin Cheng <bin.cheng@arm.com>
23302 * config/aarch64/aarch64.c (aarch64_legitimize_address): Force
23303 register scaling out of memory reference and comment why.
23305 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
23309 * cse.c (cse_insn): Pass NULL to fold_rtx when initially
23310 folding the source of a SET.
23312 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
23316 * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract
23317 the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx.
23319 2016-02-04 Jim Wilson <jim.wilson@linaro.org>
23323 * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and
23326 2016-02-04 Christian Bruel <christian.bruel@st.com>
23328 * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo.
23329 * config/arm/arm.c (arm_set_current_function): Likewise.
23331 2016-02-04 Jakub Jelinek <jakub@redhat.com>
23332 Ilya Enkovich <enkovich.gnu@gmail.com>
23333 H.J. Lu <hongjiu.lu@intel.com>
23336 * config/i386/i386.c (convert_scalars_to_vector): Remove
23337 stack alignment fixes.
23338 (ix86_option_override_internal): Disable TARGET_STV if stack
23339 might not be aligned enough.
23340 (ix86_minimum_alignment): Assert that TARGET_STV is false.
23342 2016-02-04 Victoria Stepanyan <victoria.stepanyan@amd.com>
23344 * config/i386/x86-tune.def: Disable default prefetching
23347 2016-02-03 Michael Meissner <meissner@linux.vnet.ibm.com>
23348 Vladimir Makarov <vmakarov@redhat.com>
23351 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
23352 in validating fused toc addresses.
23354 2016-02-03 Jakub Jelinek <jakub@redhat.com>
23357 * diagnostic-show-locus.c (layout::get_state_at_point): Don't read
23358 range->m_caret fields if range->m_show_caret_p is false.
23361 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
23362 Force oldval into register if it does not satisfy reg_or_short_operand
23363 predicate. Fix up formatting.
23365 2016-02-03 Vladimir Makarov <vmakarov@redhat.com>
23366 Alexandre Oliva <aoliva@redhat.com>
23369 * lra-constraints.c (simplify_operand_subreg): Check additionally
23370 address validity after potential reloading.
23371 (process_address_1): Check insns validity. In case of failure do
23374 2016-02-03 Kirill Yukhin <kirill.yukhin@intel.com>
23377 * config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
23380 2016-02-02 Jakub Jelinek <jakub@redhat.com>
23382 * wide-int.cc (canonize_uhwi): New function.
23383 (wi::divmod_internal): Use it.
23385 2016-02-02 James Norris <jnorris@codesourcery.com>
23387 * gimplify.c (omp_notice_variable): Add usage check.
23389 2016-02-02 Alexander Monakov <amonakov@ispras.ru>
23391 * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU
23392 like LE, GE, LT, GT when emitting relational operator.
23394 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
23396 * ira-costs.c (find_costs_and_classes): Add extra argument.
23397 * target.def (ira_change_pseudo_allocno_class): Add parameter.
23398 * targhooks.h (ira_change_pseudo_allocno_class): Likewise.
23399 * targhooks.c (ira_change_pseudo_allocno_class): Likewise.
23400 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class)
23401 Add best_class parameter, and return it if not ALL_REGS.
23402 * config/mips/mips.c (mips_ira_change_pseudo_allocno_class):
23404 * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS):
23405 Update target hook.
23407 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
23409 * config/aarch64/aarch64.c
23410 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define.
23411 (aarch64_ira_change_pseudo_allocno_class): New function.
23413 2016-02-02 Uros Bizjak <ubizjak@gmail.com>
23416 * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.
23418 2016-02-02 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
23420 * config/avr/avr.c (avr_option_override): Set
23421 PARAM_ALLOW_STORE_DATA_RACES to 1.
23423 2016-02-02 Richard Biener <rguenther@suse.de>
23425 PR tree-optimization/69595
23426 * match.pd: Add range test simplifications to true/false.
23428 2016-02-02 Thomas Schwinge <thomas@codesourcery.com>
23430 * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
23431 * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
23434 2016-02-02 Richard Biener <rguenther@suse.de>
23436 PR tree-optimization/69606
23437 * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
23438 info on the result before moving a stmt.
23440 2016-02-02 Yuri Rumyantsev <ysrumyan@gmail.com>
23442 PR middle-end/68542
23443 * config/i386/i386.c (ix86_expand_branch): Add support for conditional
23444 branch with vector comparison.
23445 * config/i386/sse.md (VI48_AVX): New mode iterator.
23446 (define_expand "cbranch<mode>4): Add support for conditional branch
23447 with vector comparison.
23448 * tree-vect-loop.c (optimize_mask_stores): New function.
23449 * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize
23450 has_mask_store field of vect_info.
23451 * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for
23452 vectorized loops having masked stores after vec_info destroy.
23453 * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and
23454 correspondent macros.
23455 (optimize_mask_stores): Add prototype.
23457 2016-02-02 Alan Modra <amodra@gmail.com>
23460 * config/rs6000/predicates.md (quad_int_reg_operand): Don't
23463 2016-02-02 Alan Modra <amodra@gmail.com>
23466 * config/rs6000/rs6000.c (need_toc_init): New var, set it
23467 whenever toc_label_name used.
23468 (rs6000_file_start): Don't set up toc section here,
23469 (rs6000_output_function_epilogue): do so here instead,
23470 (rs6000_xcoff_file_start): and here.
23471 * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
23472 (load_toc_aix_di): Likewise.
23474 2016-02-01 Jakub Jelinek <jakub@redhat.com>
23476 PR rtl-optimization/69592
23477 * rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
23478 (cached_nonzero_bits): Use it instead of ARITHMETIC_P.
23479 (num_sign_bit_copies_binary_arith_p): New inline function.
23480 (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
23482 2016-02-01 Jeff Law <law@redhat.com>
23484 PR tree-optimization/69580
23485 * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
23486 * tree-ssa-threadbackward.c
23487 (fsm_find_control_statement_thread_paths): Do not try to walk
23488 through large PHI nodes.
23490 2016-02-01 Jakub Jelinek <jakub@redhat.com>
23492 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false
23493 when count is incremented above limit, don't analyze further
23496 * omp-low.c (oacc_parse_default_dims): Avoid
23497 -Wsign-compare warning, make sure value fits into int
23498 rather than just unsigned int.
23500 2016-02-01 Bin Cheng <bin.cheng@arm.com>
23502 PR tree-optimization/67921
23503 * fold-const.c (split_tree): New parameters. Convert pointer
23504 type variable part to proper type before negating.
23505 (fold_binary_loc): Pass new arguments to split_tree.
23507 2016-02-01 Nathan Sidwell <nathan@codesourcery.com>
23509 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New.
23510 (nvptx_goacc_validate_dims): Extend to handle global defaults.
23511 * target.def (OACC_VALIDATE_DIMS): Extend documentation.
23512 * doc/tm.texti: Rebuilt.
23513 * doc/invoke.texi (fopenacc-dim): Document.
23514 * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case.
23515 (append_compiler_options): Likewise.
23516 * omp-low.c (oacc_default_dims, oacc_min_dims): New.
23517 (oacc_parse_default_dims): New.
23518 (oacc_validate_dims): Add USED arg. Select non-unity default when
23520 (oacc_loop_fixed_partitions): Return mask of used partitions.
23521 (oacc_loop_auto_partitions): Emit dump info.
23522 (oacc_loop_partition): Return mask of used partitions.
23523 (execute_oacc_device_lower): Parse default dimension arg. Adjust
23524 loop partitioning and validation calls.
23526 2016-02-01 Richard Biener <rguenther@suse.de>
23528 PR middle-end/69556
23529 * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.
23531 2016-02-01 Richard Biener <rguenther@suse.de>
23533 PR tree-optimization/69574
23534 * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead
23535 of asserting return chrec_dont_know.
23537 2016-02-01 Martin Liska <mliska@suse.cz>
23539 * mem-stats-traits.h: Add copyright header.
23540 * mem-stats.h: Likewise.
23542 2016-02-01 Richard Biener <rguenther@suse.de>
23544 PR tree-optimization/69579
23545 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
23546 Do not propagate through abnormal PHI results.
23548 2016-02-01 Eric Botcazou <ebotcazou@adacore.com>
23550 * postreload.c (reload_cse_simplify): Remove dead code.
23552 2016-02-01 Jakub Jelinek <jakub@redhat.com>
23554 PR rtl-optimization/69570
23555 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
23556 if there is more than one set, not if there is a single set.
23558 2016-02-01 Richard Henderson <rth@redhat.com>
23561 * combine.c (make_compound_operation): When looking through a
23562 subreg, make sure to re-extend to the width of the outer mode.
23564 2016-01-30 Jakub Jelinek <jakub@redhat.com>
23566 PR tree-optimization/69546
23567 * wide-int.cc (wi::divmod_internal): For unsigned division
23568 where both operands fit into uhwi, if o1 is 1 and o0 has
23569 msb set, if divident_prec is larger than bits per hwi,
23570 clear another quotient word and return 2 instead of 1.
23571 Similarly for remainder with msb in HWI set, if dividend_prec
23572 is larger than bits per hwi.
23574 2016-01-29 Martin Jambor <mjambor@suse.cz>
23576 * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
23577 Use short lowercase names.
23578 (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support
23579 MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
23580 acq_rel one. Protect warning agains segfaults if
23581 get_memory_order_name returns NULL.
23582 (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
23583 with release semantics. Do not warn if get_memory_order already did.
23584 (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
23585 semantics. Fix check for relaxed or acquire semantics. Do not warn
23586 if get_memory_order already did.
23588 2016-01-29 Sebastian Pop <s.pop@samsung.com>
23590 * doc/install.texi: Document that isl-0.16 is supported.
23592 2016-01-29 Vladimir Makarov <vmakarov@redhat.com>
23595 * config/i386/constraints.md (Bm): Describe as special memory
23597 * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
23598 * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
23599 * genpreds.c (struct constraint_data): Add is_special_memory.
23600 (have_special_memory_constraints, special_memory_start): New
23602 (special_memory_end): Ditto.
23603 (add_constraint): Add new arg is_special_memory. Add code to
23604 process its true value. Update have_special_memory_constraints.
23605 (process_define_constraint): Pass the new arg.
23606 (process_define_register_constraint): Ditto.
23607 (choose_enum_order): Process special memory.
23608 (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
23609 function insn_extra_special_memory_constraint.
23610 (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
23611 * gensupport.c (process_rtx): Process
23612 DEFINE_SPECIAL_MEMORY_CONSTRAINT.
23613 * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
23614 * ira-lives.c (single_reg_class): Use
23615 insn_extra_special_memory_constraint.
23616 * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
23617 * lra-constraints.c (process_alt_operands): Ditto.
23618 (curr_insn_transform): Use insn_extra_special_memory_constraint.
23619 * recog.c (asm_operand_ok, preprocess_constraints): Process
23621 * reload.c (find_reloads): Ditto.
23622 * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
23623 * stmt.c (parse_input_constraint): Use
23624 insn_extra_special_memory_constraint.
23626 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
23629 * lra-splill.c (lra_final_code_change): Revert r229087 by
23630 removing all sub-registers.
23632 2016-01-29 Steve Ellcey <sellcey@imgtec.com>
23635 * config/mips/mips.c (mips_output_division): Check flag_delayed_branch.
23637 2016-01-29 Jakub Jelinek <jakub@redhat.com>
23640 * config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
23641 SSE1, copy target into the temporary reg first before recursing
23644 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
23646 * config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
23649 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
23651 * ginclude/stdarg.h: Test __cplusplus instead of
23652 __GXX_EXPERIMENTAL_CXX0X__.
23654 2016-01-29 Richard Biener <rguenther@suse.de>
23656 PR tree-optimization/69547
23657 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
23658 Do not mark clobbers necessary.
23659 (mark_all_reaching_defs_necessary_1): Likewise.
23661 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
23663 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
23664 declaration name with %qs and print it in both error messages.
23665 Also fix indentation.
23667 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
23670 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
23671 trailing blank line from error message.
23673 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
23676 * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
23679 2016-01-29 Richard Biener <rguenther@suse.de>
23681 PR middle-end/69537
23682 * match.pd: Allow all integral types when simplifying a
23683 widening or sign-changing conversion.
23685 2016-01-28 Sebastian Pop <s.pop@samsung.com>
23687 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
23688 back to setting codegen_error to fail codegen.
23690 2016-01-28 Uros Bizjak <ubizjak@gmail.com>
23693 * config/i386/constraints.md (C): Only accept constant zero operand.
23694 (BC): New constraint.
23695 * config/i386/sse.md (*mov<mode>_internal): Use BC constraint
23696 instead of C constraint.
23697 * doc/md.texi (Machine Constraints): Update description
23700 2016-01-28 Steve Ellcey <sellcey@imgtec.com>
23703 * config/mips/mips.c (and_operands_ok): Add MIPS16 check.
23705 2016-01-28 Jakub Jelinek <jakub@redhat.com>
23707 PR middle-end/69542
23708 * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
23711 2016-01-28 Pat Haugen <pthaugen@us.ibm.com>
23713 * config/rs6000/rs6000.c (output_cbranch): Don't statically predict
23714 branches if using guessed profile.
23716 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
23718 * graphite-optimize-isl.c (optimize_isl): Fix dump.
23720 2016-01-28 Richard Henderson <rth@redhat.com>
23723 * config/aarch64/aarch64-modes.def (CC_Cmode): New
23724 * config/aarch64/aarch64-protos.h: Update.
23725 * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
23726 (aarch64_select_cc_mode): Add check for use of CC_Cmode.
23727 (aarch64_get_condition_code_1): Handle CC_Cmode.
23728 * config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
23729 (*add<mode>3_compareC_cconly_imm): New.
23730 (*add<mode>3_compareC_cconly): New.
23731 (*add<mode>3_compareC_imm): New.
23732 (add<mode>3_compareC): New.
23733 (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
23734 to be first. Use aarch64_carry_operation.
23735 (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
23736 (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
23737 (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
23738 (subti3): Use subdi3_compare1.
23739 (*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
23740 (sub<mode>3_compare1): New.
23741 (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
23742 (*sub<mode>3_carryin): Use aarch64_borrow_operation.
23743 (*subsi3_carryin_uxtw): Likewise.
23744 (*ngc<mode>, *ngcsi_uxtw): Likewise.
23745 (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
23746 * config/aarch64/iterators.md (DWI): New.
23747 * config/aarch64/predicates.md (aarch64_carry_operation): New.
23748 (aarch64_borrow_operation): New.
23750 2016-01-28 Abderrazek Zaafrani <a.zaafrani@samsung.com>
23752 * graphite-optimize-isl.c (optimize_isl): Print a different debug
23753 message when isl does not return a valid schedule.
23755 2016-01-28 Sebastian Pop <s.pop@samsung.com>
23757 * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
23758 Remove comments from class declarations: they are already in the code
23761 2016-01-28 Sebastian Pop <s.pop@samsung.com>
23763 * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
23765 (ternary_op_to_tree): Same.
23766 (unary_op_to_tree): Same.
23767 (nary_op_to_tree): Same.
23768 (gcc_expression_from_isl_expr_op): Same.
23769 (gcc_expression_from_isl_expression): Same.
23770 (graphite_create_new_loop): Same.
23771 (graphite_create_new_loop_guard): Same.
23772 (build_iv_mapping): Same.
23773 (graphite_create_new_guard): Same.
23774 (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
23775 (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.
23777 2016-01-28 Sebastian Pop <s.pop@samsung.com>
23779 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
23780 instead of setting codegen_error to fail codegen.
23782 2016-01-28 Jason Merrill <jason@redhat.com>
23784 * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.
23786 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
23788 * config/aarch64/aarch64.c (aarch64_if_then_else_costs):
23789 Remove CONST_INT_P check in CCMP cost calculation.
23791 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
23793 * config/aarch64/aarch64.c (generic_vector_cost):
23794 Set vec_permute_cost.
23795 (cortexa57_vector_cost): Likewise.
23796 (exynosm1_vector_cost): Likewise.
23797 (xgene1_vector_cost): Likewise.
23798 (aarch64_builtin_vectorization_cost): Use vec_permute_cost.
23799 * config/aarch64/aarch64-protos.h (cpu_vector_cost):
23800 Add vec_permute_cost entry.
23802 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
23804 * config/aarch64/aarch64.md (ccmp<mode>): Disassemble
23806 (add<mode>3_compare0): Likewise.
23807 (addsi3_compare0_uxtw): Likewise.
23808 (add<mode>3nr_compare0): Likewise.
23809 (compare_neg<mode>): Likewise.
23810 (<optab><mode>3): Likewise.
23812 2016-01-28 Ilya Enkovich <enkovich.gnu@gmail.com>
23814 * tree-vect-stmts.c (vectorizable_comparison): Add
23815 NULL check for vectype.
23817 2016-01-28 Richard Biener <rguenther@suse.de>
23819 PR tree-optimization/69466
23820 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
23821 Account for PHIs we couldn't duplicate.
23823 2016-01-28 Martin Liska <mliska@suse.cz>
23826 * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
23827 instead of ENABLE_VALGRIND_CHECKING.
23829 2016-01-27 Richard Henderson <rth@redhat.com>
23832 * lra-remat.c (subreg_regs): New.
23833 (dump_candidates_and_remat_bb_data): Dump it.
23834 (operand_to_remat): Reject if operand in subreg_regs.
23835 (set_bb_regs): Collect subreg_regs.
23836 (lra_remat): Init and free subreg_regs. Compute
23837 calculate_local_reg_remat_bb_data before create_cands.
23839 2016-01-27 H.J. Lu <hongjiu.lu@intel.com>
23842 * config/i386/i386.c (ix86_update_stack_boundary): Don't
23843 change stack_alignment_needed for __tls_get_addr call.
23845 2016-01-27 Segher Boessenkool <segher@kernel.crashing.org>
23847 * config/rs6000/rs6000.c (print_operand): Rollback 's' removal.
23849 2016-01-27 Jeff Law <law@redhat.com>
23851 PR tree-optimization/68398
23852 PR tree-optimization/69196
23853 * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
23854 (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
23855 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
23856 Only count PHIs in the last block in the path. The others will
23857 const/copy propagate away. Add heuristic to allow more irreducible
23858 subloops to be created when it is likely profitable to do so.
23860 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
23861 Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL
23862 check from within the loop. Use gsi_next_nondebug rather than gsi_next.
23864 2016-01-27 Jakub Jelinek <jakub@redhat.com>
23867 * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
23868 END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
23869 * asan.c (DEF_BUILTIN_STUB): Temporarily define.
23870 * tree-streamer-in.c: Include asan.h.
23871 (streamer_get_builtin_tree): For builtins in sanitizer
23872 range call initialize_sanitizer_builtins and retry.
23874 2016-01-27 Ian Lance Taylor <iant@google.com>
23876 * common.opt (fkeep-gc-roots-live): New undocumented option.
23877 * tree-ssa-loop-ivopts.c (add_candidate_1): If
23878 -fkeep-gc-roots-live, skip pointers.
23879 (add_iv_candidate_for_biv): Handle add_candidate_1 returning
23882 2016-01-27 Uros Bizjak <ubizjak@gmail.com>
23885 * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
23886 (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.
23888 2016-01-27 Thomas Klausner <wiz@NetBSD.org>
23891 * configure.ac: NetBSD provides SSP in its C library.
23892 * configure: Updated.
23894 2016-01-27 Richard Biener <rguenther@suse.de>
23896 PR tree-optimization/69166
23897 * tree-vect-loop.c (vect_is_simple_reduction): Always check
23898 reduction code for commutativity / associativity.
23900 2016-01-27 Martin Jambor <mjambor@suse.cz>
23902 PR tree-optimization/69355
23903 * tree-sra.c (analyze_access_subtree): Correct hole detection when
23904 total_scalarization fails.
23906 2016-01-27 David Edelsohn <dje.gcc@gmail.com>
23908 * config/rs6000/driver-rs6000.c (detect_processor_aix): Add
23911 2016-01-27 Christian Bruel <christian.bruel@st.com>
23914 * config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
23915 Move arm_reset_previous_fndecl and set_target_option_current_node in
23916 the conditional part. Call save_restore_target_globals.
23917 * config/arm/arm.c (arm_set_current_function):
23918 Refactor to better support #pragma target and attribute mix.
23919 Call save_restore_target_globals.
23920 * config/arm/arm-protos.h (save_restore_target_globals): New function.
23922 2016-01-27 Martin Liska <mliska@suse.cz>
23924 * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
23925 reference for an HSA kernel and its host function.
23927 2016-01-27 Jakub Jelinek <jakub@redhat.com>
23929 PR tree-optimization/69399
23930 * wide-int.h (wi::lrshift): For larger precisions, only
23931 use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.
23933 2016-01-27 Claudiu Zissulescu <claziss@synopsys.com>
23935 * config/arc/predicates.md (proper_comparison_operator): Reject
23936 constant-constant comparison.
23938 2016-01-26 Tom de Vries <tom@codesourcery.com>
23940 PR tree-optimization/69110
23941 * tree-data-ref.c (initialize_data_dependence_relation): Handle
23942 DR_NUM_DIMENSIONS == 0.
23944 2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com>
23945 Sebastian Pop <s.pop@samsung.com>
23947 * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
23948 isl_ast_op_cond and isl_ast_op_select.
23949 (gcc_expression_from_isl_expr_op): Same.
23951 2016-01-26 Jason Merrill <jason@redhat.com>
23954 * tree.c (recompute_constructor_flags): Split out from
23956 (verify_constructor_flags): New.
23957 * tree.h: Declare them.
23959 2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
23961 PR rtl-optimization/69217
23962 * var-tracking.c (tracked_record_parameter_p): Don't segfault if there
23963 are no TYPE_FIELDS set for the record type.
23965 2016-01-26 Jakub Jelinek <jakub@redhat.com>
23968 * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
23969 toc_label_name unconditionally.
23970 (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
23971 SYMBOL_REF string. Use toc_label_name instead of constructing
23973 (rs6000_elf_declare_function_name): Use toc_label_name instead of
23974 constructing LCTOC1.
23976 2016-01-26 Martin Sebor <msebor@redhat.com>
23979 * doc/extend.texi (Common Type Attributes): Move text that talks about
23980 attribute packed from attribute aligned to the section discussing
23981 the former attribute for clarity.
23983 2016-01-26 Richard Henderson <rth@redhat.com>
23985 PR middle-end/60908
23986 * trans-mem.c (tm_region_init): Mark entry block as visited.
23988 2016-01-26 David Malcolm <dmalcolm@redhat.com>
23991 * diagnostic-show-locus.c (layout::print_source_line): Replace
23992 call to pp_newline with call to layout::print_newline.
23993 (layout::print_annotation_line): Likewise.
23994 (layout::move_to_column): Likewise.
23995 (layout::print_any_fixits): After printing any fixits, print a
23996 trailing newline, if necessary.
23997 (layout::print_newline): New method, resetting any colorization
23999 (diagnostic_show_locus): Move the pp_newline to before the
24000 early bailout. Remove dummy block enclosing the layout instance.
24001 * diagnostic.c (default_diagnostic_finalizer): Replace invocation
24002 of pp_newline_and_flush with pp_flush.
24003 (diagnostic_append_note): Delete use of pp_newline.
24004 (diagnostic_append_note_at_rich_loc): Delete.
24005 * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
24006 * pretty-print.h (output_buffer_append_r): Reset buff->line_length
24007 when newline characters are added to the buffer.
24009 2016-01-26 Michael Matz <matz@suse.de>
24011 * configure.ac (ac_cv_std_swap_in_utility): New test.
24012 * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
24013 * configure: Regenerate.
24014 * config.in: Regenerate.
24016 2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
24018 * config/arc/arc.md (cstoresi4): Force operand into register.
24019 (arcset<code>): Fix predicate.
24020 (arcsetltu): Likewise.
24021 (arcsetgeu): Likewise.
24022 (arcsethi): Likewise.
24023 (arcsetls): Likewise.
24025 2016-01-26 Jakub Jelinek <jakub@redhat.com>
24027 PR tree-optimization/69483
24028 * gimple-fold.c (canonicalize_constructor_val): Return NULL
24029 if base has error_mark_node type.
24031 2016-01-26 Christophe Lyon <christophe.lyon@linaro.org>
24034 * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
24035 * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
24037 (vget_lane_f16): Handle big-endian.
24038 (vgetq_lane_f16): Likewise.
24039 (vset_lane_f16): Likewise.
24040 (vsetq_lane_f16): Likewise.
24041 * config/arm/iterators.md (VQXMOV): Add V8HF.
24042 (VDQ): Add V4HF and V8HF.
24043 (V_reg): Handle V4HF and V8HF.
24044 (Is_float_mode): Likewise.
24045 * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
24046 neon_vdup_nv8hf): New patterns.
24047 (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
24048 Use VD_LANE iterator.
24049 (neon_vld1_dup<mode>): Use VQ2 iterator.
24051 2016-01-26 Nathan Sidwell <nathan@acm.org>
24053 * omp-low.h (oacc_fn_attrib_kernels_p): Declare.
24054 (set_oacc_fn_attrib): Add IS_KERNEL arg.
24055 * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
24056 (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
24057 (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
24058 (oacc_validate_dims): Add LEVEL arg, don't return level.
24059 (new_oacc_loop_routine): Use oacc_fn_attrib_level, not
24060 oacc_validate_dims.
24061 (execute_oacc_device_lower): Adjust, add more dump output.
24062 * tree-ssa-loop.c (gate_oacc_kernels): Use
24063 oacc_fn_attrib_kernels_p.
24064 * tree-parloops.c (create_parallel_loop): Adjust
24065 set_oacc_fn_attrib call.
24067 2016-01-26 Jakub Jelinek <jakub@redhat.com>
24070 * lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
24071 (append_compiler_options): Handle -fcilkplus.
24072 (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
24074 2016-01-26 Nick Clifton <nickc@redhat.com>
24077 * config/i386/winnt.c (i386_pe_binds_local_p): If a function has
24078 been marked as DECL_ONE_ONLY but we do not the means to make it
24079 so, then do not allow it to bind locally.
24081 2016-01-26 Jakub Jelinek <jakub@redhat.com>
24084 * opts.h (parse_sanitizer_options): New prototype.
24085 * opts.c (sanitizer_opts): New array.
24086 (parse_sanitizer_options): New function.
24087 (common_handle_option): Use parse_sanitizer_options.
24089 2016-01-26 H.J. Lu <hongjiu.lu@intel.com>
24092 * config/i386/i386.c (ix86_compute_frame_layout): Move stack
24093 alignment adjustment to ...
24094 (ix86_update_stack_boundary): Here. Don't over-align stack for
24096 (ix86_finalize_stack_realign_flags): Use stack_alignment_needed
24097 if __tls_get_addr is called.
24099 2016-01-26 Christian Bruel <christian.bruel@st.com>
24101 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
24103 2016-01-26 Eric Botcazou <ebotcazou@adacore.com>
24105 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
24107 2016-01-26 Richard Biener <rguenther@suse.de>
24109 PR middle-end/69467
24110 * match.pd: Guard X * CST CMP 0 pattern with single_use.
24112 2016-01-26 Richard Biener <rguenther@suse.de>
24114 PR tree-optimization/69452
24115 * tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
24116 (move_computations_dom_walker::before_dom_children): Rename
24118 (move_computations_worker): This.
24119 (move_computations): Perform an RPO rather than a DOM walk.
24121 2016-01-26 Jakub Jelinek <jakub@redhat.com>
24124 * combine.c (combine_instructions): For REG_EQUAL note with
24125 SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
24126 to the underlying register.
24127 * doc/rtl.texi (REG_EQUAL): Document the behavior of
24128 REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
24130 2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com>
24133 * config/aarch64/aarch64-builtins.c
24134 (aarch64_init_simd_builtin_types): Do not set structural
24135 equality to __Poly{8,16,64,128}_t types.
24137 2016-01-26 Richard Sandiford <richard.sandiford@arm.com>
24139 PR tree-optimization/69400
24140 * wide-int.cc (wi_pack): Take the precision as argument and
24141 perform canonicalization here rather than in the callers.
24142 Use the main loop to handle all full-width HWIs. Add a
24143 zero HWI if in_len isn't a full result.
24144 (wi::divmod_internal): Update accordingly.
24145 (wi::mul_internal): Likewise. Simplify.
24147 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
24148 Sebastian Pop <s.pop@samsung.com>
24150 * graphite-poly.c (apply_poly_transforms): Simplify.
24151 (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
24152 (print_isl_map): Same.
24153 (print_isl_union_map): Same.
24154 (print_isl_schedule): New.
24155 (debug_isl_schedule): New.
24156 * graphite-dependences.c (scop_get_reads): Do not call
24157 isl_union_map_add_map that is undocumented isl functionality.
24158 (scop_get_must_writes): Same.
24159 (scop_get_may_writes): Same.
24160 (scop_get_original_schedule): Remove.
24161 (scop_get_dependences): Do not call isl_union_map_compute_flow that
24162 is deprecated in isl 0.15. Instead, use isl_union_access_* interface.
24163 (compute_deps): Remove.
24164 * graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
24165 (debug_schedule_ast): New.
24166 (translate_isl_ast_to_gimple::scop_to_isl_ast): Call
24167 set_separate_option.
24168 (graphite_regenerate_ast_isl): Add dump.
24169 (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
24170 from scop->transformed_schedule.
24171 (graphite_regenerate_ast_isl): Add more dump.
24172 * graphite-optimize-isl.c (optimize_isl): Set
24173 scop->transformed_schedule. Check whether schedules are equal.
24174 (apply_poly_transforms): Move here.
24175 * graphite-poly.c (apply_poly_transforms): ... from here.
24176 (free_poly_bb): Static.
24177 (free_scop): Static.
24178 (pbb_number_of_iterations_at_time): Remove.
24179 (print_isl_ast): New.
24180 (debug_isl_ast): New.
24181 (debug_scop_pbb): New.
24182 * graphite-scop-detection.c (print_edge): Move.
24183 (print_sese): Move.
24184 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
24185 (build_scop_scattering): Remove.
24186 (create_pw_aff_from_tree): Assert instead of bailing out.
24187 (add_condition_to_pbb): Remove unused code, do not fail.
24188 (add_conditions_to_domain): Same.
24189 (add_conditions_to_constraints): Remove.
24190 (build_scop_context): New.
24191 (add_iter_domain_dimension): New.
24192 (build_iteration_domains): Initialize pbb->iterators.
24193 Call add_conditions_to_domain.
24196 (index_outermost_in_loop): New.
24197 (index_pbb_in_loop): New.
24198 (outermost_pbb_in): New.
24199 (add_in_sequence): New.
24200 (add_outer_projection): New.
24201 (outer_projection_mupa): New.
24202 (add_loop_schedule): New.
24203 (build_schedule_pbb): New.
24204 (build_schedule_loop): New.
24205 (embed_in_surrounding_loops): New.
24206 (build_schedule_loop_nest): New.
24207 (build_original_schedule): New.
24208 (build_poly_scop): Call build_original_schedule.
24209 * graphite.h: Declare print_isl_schedule and debug_isl_schedule.
24210 (free_poly_dr): Remove.
24211 (struct poly_bb): Add iterators. Remove schedule, transformed, saved.
24212 (free_poly_bb): Remove.
24213 (debug_loop_vec): Remove.
24214 (print_isl_ast): Declare.
24215 (debug_isl_ast): Declare.
24216 (scop_do_interchange): Remove.
24217 (scop_do_strip_mine): Remove.
24218 (scop_do_block): Remove.
24219 (flatten_all_loops): Remove.
24220 (optimize_isl): Remove.
24221 (pbb_number_of_iterations_at_time): Remove.
24222 (debug_scop_pbb): Declare.
24223 (print_schedule_ast): Declare.
24224 (debug_schedule_ast): Declare.
24225 (struct scop): Remove schedule. Add original_schedule,
24226 transformed_schedule.
24227 (free_gimple_poly_bb): Remove.
24228 (print_generated_program): Remove.
24229 (debug_generated_program): Remove.
24230 (unify_scattering_dimensions): Remove.
24231 * sese.c (print_edge): ... here.
24232 (print_sese): ... here.
24233 (debug_edge): ... here.
24234 (debug_sese): ... here.
24235 * sese.h (print_edge): Declare.
24236 (print_sese): Declare.
24237 (dump_edge): Declare.
24238 (dump_sese): Declare.
24240 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
24241 Sebastian Pop <s.pop@samsung.com>
24243 * Makefile.in: Set ISLVER in site.exp.
24245 2016-01-25 Jakub Jelinek <jakub@redhat.com>
24247 * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
24248 DECL_VALUE_EXPR of new_var even for the non-array case. Look
24249 through DECL_VALUE_EXPR for expansion.
24251 2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
24253 * config/mips/mips.c (mips_compute_frame_info): Skip re-computing
24254 the frame info after reload completed.
24256 2016-01-25 Jeff Law <law@redhat.com>
24258 PR tree-optimization/69196
24259 PR tree-optimization/68398
24260 * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
24261 tree-ssa-threadupdate.c.
24262 (determine_bb_domination_status): Prototype
24263 * tree-ssa-threadupdate.c (enum bb_dom_status): Remove
24264 (determine_bb_domination_status): No longer static.
24265 (valid_jump_thread_path): Remove code to detect characteristics
24266 of the jump thread path not associated with correctness.
24267 * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
24268 Correct test for thread path length. Count PHIs for real operands as
24269 statements that need to be copied. Do not count ASSERT_EXPRs.
24270 Look at all the blocks in the thread path. Compute and selectively
24271 filter thread paths based on threading through the latch, threading
24272 a multiway branch or crossing a multiway branch.
24274 2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
24276 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add
24277 decl with __attribute__ ((unused)) annotation.
24279 2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
24282 * tree-vect-stmts.c (vectorizable_condition): Check vectype
24283 of operands is compatible with a statement vectype.
24285 2016-01-25 Eric Botcazou <ebotcazou@adacore.com>
24287 * doc/extend.texi (scalar_storage_order type attribute): Fix typo and
24288 improve wording for mixed storage order support.
24290 2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com>
24292 * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
24293 (vcvt_u64_f64): Likewise.
24294 (vcvta_s64_f64): Likewise.
24295 (vcvta_u64_f64): Likewise.
24296 (vcvtm_s64_f64): Likewise.
24297 (vcvtm_u64_f64): Likewise.
24298 (vcvtn_s64_f64): Likewise.
24299 (vcvtn_u64_f64): Likewise.
24300 (vcvtp_s64_f64): Likewise.
24301 (vcvtp_u64_f64): Likewise.
24303 2016-01-25 Claudiu Zissulescu <claziss@synopsys.com>
24305 * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
24306 (arc_init): Check validity mll64 option.
24307 (arc_save_restore): Use double load/store instruction.
24308 (arc_expand_movmem): Likewise.
24309 (arc_split_move): Don't split if we have double load/store
24310 instructions. Returns a boolean.
24311 (arc_process_double_reg_moves): Change function to return boolean
24312 instead of a sequence of instructions.
24313 (arc_dwarf_register_span): New function.
24314 * config/arc/arc-protos.h (arc_split_move): Change prototype.
24315 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
24316 * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
24317 (*movdf_insn): Likewise.
24318 * config/arc/arc.opt (mll64): New option.
24319 * config/arc/predicates.md (even_register_operand): New predicate.
24320 * doc/invoke.texi (ARC Options): Add mll64 documentation.
24322 2016-01-25 Richard Biener <rguenther@suse.de>
24325 * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
24326 * tree-streamer-out.c (pack_ts_base_value_fields): Stream
24328 * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
24330 2016-01-25 Richard Biener <rguenther@suse.de>
24332 PR tree-optimization/69376
24333 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
24335 (VN_INFO_ANTI_RANGE_P): New inline.
24336 (VN_INFO_RANGE_TYPE): Likewise.
24337 * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
24338 SSA_NAME_ANTI_RANGE_P.
24339 (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
24340 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
24341 Properly query VN_INFO_RANGE_TYPE.
24343 2016-01-25 Nick Clifton <nickc@redhat.com>
24346 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
24348 2016-01-23 Tom de Vries <tom@codesourcery.com>
24350 PR tree-optimization/69426
24351 * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
24354 2016-01-23 Jakub Jelinek <jakub@redhat.com>
24356 * tree-ssanames.c (release_free_names_and_compact_live_names): Replace
24357 "the the" with "the" in the comments.
24358 * ipa-devirt.c (build_type_inheritance_graph,
24359 update_type_inheritance_graph): Likewise.
24360 * tree.c (build_function_type_list_1): Likewise.
24361 * cfgloopmanip.c (scale_loop_profile): Likewise.
24362 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
24363 * gimple-ssa-split-paths.c
24364 (find_block_to_duplicate_for_splitting_paths): Likewise.
24365 * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
24366 * expr.c (convert_move): Likewise.
24367 * var-tracking.c (vt_stack_adjustments): Likewise.
24368 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
24369 * tree-vrp.c (test_for_singularity): Likewise.
24371 * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
24372 directly instead of building a temporary tree.
24375 * genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
24376 remove <algorithm> include.
24378 2016-01-22 Jakub Jelinek <jakub@redhat.com>
24381 * config/i386/i386.c: Include dojump.h.
24382 (expand_small_movmem_or_setmem,
24383 expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
24385 (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
24386 if dynamic_check != -1.
24388 2016-01-21 Jeff Law <law@redhat.com>
24390 PR middle-end/69347
24391 * tree-ssa-dom.c (back_propagate_equivalences): Factored out of
24392 record_temporary_equivalences. Rewritten to avoid unnecessary calls
24393 into dominated_by_p.
24394 (cprop_into_successor_phis): Avoid unnecessary tests.
24396 2016-01-22 Richard Henderson <rth@redhat.com>
24399 * config/aarch64/aarch64.md (UNSPEC_NZCV): New.
24400 (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
24402 2016-01-22 Michael Matz <matz@suse.de>
24404 * system.h (string, algorithm): Include only conditionally.
24405 (new): Include always under C++.
24406 * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
24407 * final.c (toplevel): Ditto.
24408 * ipa-chkp.c (toplevel): Define INCLUDE_STRING.
24409 * genconditions.c (write_header): Make gencondmd.c define
24411 * mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
24413 * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
24414 * common/config/aarch64/aarch64-common.c (toplevel): Ditto.
24416 2016-01-22 Christian Bruel <christian.bruel@st.com>
24419 * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
24421 2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
24424 * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
24425 define_insn_and_split. Ensure operands[1] and operands[0] do not
24426 get assigned the same register.
24428 2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org>
24430 * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
24432 2016-01-22 Christian Bruel <christian.bruel@st.com>
24434 * config/arm/arm-c.c (arm_pragma_target_parse):
24435 Remove warn_builtin_macro_redefined overwrite.
24437 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
24439 * ipa-inline.c (can_inline_edge_p): Back out overzealous check on
24440 flag_non_call_exceptions compatibility.
24442 2016-01-22 Jakub Jelinek <jakub@redhat.com>
24445 * dwarf2out.c (add_child_die_after): New function.
24446 (dwarf_qual_info_t): New type.
24447 (dwarf_qual_info): New variable.
24448 (qualified_die_p): New function.
24449 (modified_type_die): For -fdebug-types-section, ensure
24450 canonical order of qualifiers. Put qualified DIEs adjacent
24451 to the corresponding non-qualified type DIE and search there
24452 for existing qualified DIEs.
24454 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
24456 * doc/extend.texi (scalar_storage_order type attribute): Document
24457 restriction on type punning and aliasing, and remove future tense.
24459 2016-01-21 Roman Zhuykov <zhroma@ispras.ru>
24462 * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new
24465 2016-01-21 Jeff Law <law@redhat.com>
24467 PR middle-end/69347
24468 * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
24469 useless call to record_temporary_equivalences.
24470 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
24471 allocate 10 slots in the bb_path vector and let it grow as needed.
24472 (fsm_find_control_statement_thread_paths): Similarly for the next_path
24475 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
24477 * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
24479 * configure: Regenerate.
24481 2016-01-21 Pat Haugen <pthaugen@us.ibm.com>
24483 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
24484 * config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
24486 2016-01-21 Bernd Schmidt <bschmidt@redhat.com>
24488 PR middle-end/66178
24489 * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
24490 drop EXPAND_INITIALIZER.
24491 * rtl.h (contains_symbolic_reference_p): Declare.
24492 * rtlanal.c (contains_symbolic_reference_p): New function.
24493 * simplify-rtx.c (simplify_binary_operation_1): Don't turn
24494 a subtraction into a NOT if symbolic constants are involved.
24496 2016-01-21 Anton Blanchard <anton@samba.org>
24497 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
24500 * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
24502 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
24505 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
24507 * config/microblaze/microblaze.c
24508 (get_branch_target): New.
24509 (insert_wic_for_ilb_runout): New.
24511 (microblaze_machine_dependent_reorg): New.
24512 (TARGET_MACHINE_DEPENDENT_REORG): Define macro.
24513 * config/microblaze/microblaze.md
24514 (UNSPEC_IPREFETCH): Define.
24515 (iprefetch): New pattern
24516 * config/microblaze/microblaze.opt
24517 (mxl-prefetch): New flag.
24519 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
24521 * config/microblaze/microblaze.h
24522 (FIXED_REGISTERS): Update in macro.
24523 (CALL_USED_REGISTERS): Update in macro.
24525 2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com>
24527 PR rtl-optimization/68920
24528 * ifcvt.c (cond_move_process_if_block): Limit number of conditional
24531 2016-01-21 Vladimir Makarov <vmakarov@redhat.com>
24533 PR rtl-optimization/68990
24534 * lra-coalesce.c (lra_coalesce): Invalidate value for the result
24535 pseudo instead of inheritance ones.
24537 2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
24538 Nick Clifton <nickc@redhat.com>
24542 * config/mips/mips.c (mips_compute_frame_info): Initialise
24543 args_size and hard_frame_pointer_offset fields of the frame
24544 structure before calling mips_global_pointer.
24546 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
24548 * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
24550 * configure: Regenerate.
24552 2016-01-21 Richard Biener <rguenther@suse.de>
24554 * graphite-optimize-isl.c (get_schedule_map): Fix typo.
24556 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
24558 * config/s390/s390.c (s390_asm_declare_function_size): Add code
24559 to actually emit the .size directive.
24561 2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com>
24562 Jakub Jelinek <jakub@redhat.com>
24566 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
24567 args array size by one to avoid buffer overflow.
24569 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
24571 * config/s390/s390.md (pool_section_start): Use switch_to_section
24572 to select proper read-only data section instead of hardcoding
24574 (pool_section_end): Use switch_to_section to match the above.
24576 2016-01-21 Richard Biener <rguenther@suse.de>
24578 PR tree-optimization/69378
24579 * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
24580 (set_ssa_val_to): Use it for dominance checks taking into
24581 account not executable edges.
24583 2016-01-21 Jakub Jelinek <jakub@redhat.com>
24586 * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
24587 for bitsize instead of GET_MODE_PRECISION (mode).
24589 2016-01-20 Martin Sebor <msebor@redhat.com>
24592 * extend.texi (__sync Builtins): Clarify the semantics of
24593 __sync_fetch_and_OP built-ins on pointers.
24594 (__atomic Builtins): Same.
24596 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
24597 Sebastian Pop <s.pop@samsung.com>
24599 * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
24600 (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
24601 (is_valid_rename): Same.
24602 (translate_isl_ast_to_gimple::get_rename): Same.
24603 (translate_isl_ast_to_gimple::rename_all_uses): Same.
24604 (translate_isl_ast_to_gimple::rename_uses): Same.
24605 (get_new_name): Check for close_phi nodes.
24606 (copy_loop_phi_args): Use phi_node_kind.
24607 (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
24608 (translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
24610 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
24611 Sebastian Pop <s.pop@samsung.com>
24613 Revert commit r229783.
24614 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
24615 Remove use of parameter_rename_map.
24616 (copy_def): Remove.
24617 (copy_internal_parameters): Remove.
24618 (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
24619 * sese.c (new_sese_info): Do not initialize parameter_rename_map.
24620 (free_sese_info): Do not free parameter_rename_map.
24621 (set_rename): Do not use parameter_rename_map.
24622 (rename_uses): Update call to set_rename.
24623 (graphite_copy_stmts_from_block): Do not use parameter_rename_map.
24624 * sese.h (parameter_rename_map_t): Remove.
24625 (struct sese_info_t): Remove field parameter_rename_map.
24627 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
24628 Sebastian Pop <s.pop@samsung.com>
24630 * graphite-isl-ast-to-gimple.c: Fix comment.
24631 * graphite-scop-detection.c (defined_in_loop_p): New.
24632 (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
24633 names defined in loop.
24635 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
24636 Sebastian Pop <s.pop@samsung.com>
24638 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
24639 Discard unstructured if-then-else regions.
24641 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
24642 Sebastian Pop <s.pop@samsung.com>
24644 * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
24645 (cleanup_loop_iter_dom): Remove.
24646 (build_loop_iteration_domains): Remove.
24647 (build_scop_context): Remove.
24648 (build_scop_iteration_domain): Remove.
24649 (add_loop_constraints): New.
24650 (build_iteration_domains): New.
24651 (build_poly_scop): Call build_iteration_domains.
24653 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
24654 Sebastian Pop <s.pop@samsung.com>
24656 * graphite-scop-detection.c
24657 (scop_detection::harmful_loop_in_region): Free dom and loops.
24658 (scop_detection::loop_body_is_valid_scop): Free bbs.
24660 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
24661 Sebastian Pop <s.pop@samsung.com>
24663 * graphite-scop-detection.c (record_loop_in_sese): New.
24664 (gather_bbs::before_dom_children): Call record_loop_in_sese.
24665 (build_scops): Remove call to build_sese_loop_nests.
24666 * sese.c (sese_record_loop): Remove.
24667 (build_sese_loop_nests): Remove.
24668 (new_sese_info): Remove region->loops.
24669 (free_sese_info): Same.
24670 * sese.h (sese_contains_loop): Same.
24671 (build_sese_loop_nests): Remove.
24672 (sese_contains_loop): Remove.
24674 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
24675 Sebastian Pop <s.pop@samsung.com>
24677 * graphite-scop-detection.c (loop_is_valid_scop): Renamed
24678 loop_is_valid_in_scop.
24679 (scop_detection::harmful_stmt_in_region): Renamed
24680 harmful_loop_in_region.
24681 Call loop_is_valid_in_scop.
24683 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
24684 Sebastian Pop <s.pop@samsung.com>
24686 * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
24689 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
24690 Sebastian Pop <s.pop@samsung.com>
24692 * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
24693 * graphite.h (struct poly_bb): Remove field is_reduction.
24694 (PBB_IS_REDUCTION): Remove.
24696 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
24697 Sebastian Pop <s.pop@samsung.com>
24699 * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
24700 (add_pdr_constraints): Same.
24701 (scop_get_reads): Same.
24702 (scop_get_must_writes): Same.
24703 (scop_get_may_writes): Same.
24704 (scop_get_original_schedule): Same.
24705 (extend_schedule): Same.
24706 (apply_schedule_on_deps): Same.
24707 (carries_deps): Same.
24708 (compute_deps): Same.
24709 (scop_get_dependences): Same.
24710 * graphite-isl-ast-to-gimple.c
24711 (translate_isl_ast_to_gimple::generate_isl_schedule): Same.
24712 * graphite-optimize-isl.c (get_schedule_for_band): Same.
24713 (get_schedule_for_band_list): Same.
24714 (get_schedule_map): Same.
24715 (apply_schedule_map_to_scop): Same.
24716 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
24717 (build_loop_iteration_domains): Same.
24718 (add_condition_to_pbb): Same.
24719 (add_param_constraints): Same.
24720 (pdr_add_memory_accesses): Same.
24721 (pdr_add_data_dimensions): Same.
24723 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
24725 * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
24728 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
24730 * common.opt (feliminate-dwarf2-dups): Replace references to
24731 "DWARF 2" with just "DWARF".
24732 * config/ia64/ia64.opt (mdwarf2-asm): Likewise.
24733 * doc/extend.texi: Likewise.
24734 * doc/cpp.texi: Likewise.
24735 * doc/invoke.texi: Likewise.
24736 (Option Summary): Add -gdwarf to list of Debugging Options.
24737 (Debugging Options): Document -gdwarf.
24738 * doc/contrib.texi: Spell "DWARF" like that.
24740 2016-01-21 Jakub Jelinek <jakub@redhat.com>
24742 * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
24743 warning. Fix up formatting.
24745 PR middle-end/67653
24746 * gimplify.c (gimplify_asm_expr): Warn if it is too late to
24747 attempt to mark memory input operand addressable and
24748 call prepare_gimple_addressable in that case. Don't adjust
24749 input_location for diagnostics, use error_at instead.
24751 2016-01-20 Peter Bergner <bergner@vnet.ibm.com>
24753 * config/rs6000/ppc-auxv.h: New file.
24754 * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
24755 (cpu_is): Likewise.
24756 (cpu_supports): Likewise.
24757 * config/rs6000/rs6000.c: include "ppc-auxv.h".
24758 (cpu_is_info): New variable.
24759 (cpu_supports_info): Likewise.
24760 (tcb_verification_symbol): Likewise.
24761 (cpu_builtin_p): Likewise.
24762 (cpu_expand_builtin): New function.
24763 (rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
24764 (rs6000_init_builtins): Likewise.
24765 (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
24766 * config/rs6000/rs6000.h (TLS_REGNUM): New define.
24767 * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
24768 * configure: Regenerate.
24769 * config.in: Likewise.
24770 * doc/extend.texi (PowerPC Built-in Functions): Document
24771 __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
24773 2016-01-20 David Edelsohn <dje.gcc@gmail.com>
24776 * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
24778 * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
24781 2016-01-20 Richard Henderson <rth@redhat.com>
24787 * tree.c (tm_define_builtin): New.
24788 (find_tm_vector_type): New.
24789 (build_tm_vector_builtins): New.
24790 (build_common_builtin_nodes): Call it.
24792 2016-01-20 Christophe Lyon <christophe.lyon@linaro.org>
24794 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
24795 (arm_fp_ok): Likewise.
24796 (arm_fp): Likewise.
24797 (arm_crypto): Likewise.
24799 2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com>
24800 Richard Biener <rguenther@suse.de>
24802 PR tree-optimization/69328
24803 * tree-vect-stmts.c (vect_is_simple_cond): Check compared
24804 vectors have same number of elements.
24805 (vectorizable_condition): Fix masked version recognition.
24807 2016-01-20 Richard Biener <rguenther@suse.de>
24809 PR tree-optimization/69345
24810 * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
24811 (VN_INFO_PTR_INFO): Likewise.
24812 * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
24813 info when it is equal between non-dominating SSA names.
24814 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
24815 Make sure to look at original SSA infos.
24817 2016-01-20 Jeff Law <law@redhat.com>
24820 * config/m68k/predicates.md (pow2_m1_operand): New predicate
24822 (reg_or_pow2_m1_operand): Call pow2_m1_operand.
24823 (pc_or_label_operand): New predicate.
24824 * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
24825 tests for small integers that are 2^n - 1.
24827 2016-01-20 Jonathan Wakely <jwakely@redhat.com>
24829 * doc/invoke.texi (Options Summary): Add '.' after @xref.
24831 2016-01-19 Jeff Law <law@redhat.com>
24833 PR middle-end/69347
24834 * tree-ssa-threadbackwards.c
24835 (fsm_find_control_statement_thread_paths): Do not try to lookup
24836 FSM paths for SSA_NAMEs appearing in abnormal PHIs.
24838 2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org>
24840 * doc/lto.texi: Remove text that says only Gold has linker plugin
24843 2016-01-19 Eric Botcazou <ebotcazou@adacore.com>
24845 * dwarf2out.c (need_endianity_attribute_p): New inline predicate.
24846 (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
24847 the DIE accordingly.
24848 (modified_type_die): Add REVERSE parameter and pass it recursively,
24849 as well as to base_type_die. Adjust presence check accordingly.
24850 (base_type_for_mode): Adjust call to modified_type_die.
24851 (add_type_attribute): Add REVERSE parameter and pass it to
24853 (generic_parameter_die): Adjust call to add_type_attribute.
24854 (add_scalar_info): Likewise.
24855 (add_subscript_info): Likewise.
24856 (gen_array_type_die): Likewise.
24857 (gen_descr_array_type_die): Likewise.
24858 (gen_entry_point_die): Likewise.
24859 (gen_enumeration_type_die): Likewise.
24860 (gen_formal_parameter_die): Likewise.
24861 (gen_subprogram_die): Likewise.
24862 (gen_variable_die ): Likewise.
24863 (gen_const_die): Likewise.
24864 (gen_field_die): Likewise.
24865 (gen_pointer_type_die): Likewise.
24866 (gen_reference_type_die): Likewise.
24867 (gen_ptr_to_mbr_type_die): Likewise.
24868 (gen_inheritance_die): Likewise.
24869 (gen_subroutine_type_die): Likewise.
24870 (gen_typedef_die): Likewise.
24871 (force_type_die): Adjust call to modified_type_die.
24873 2016-01-19 Sandra Loosemore <sandra@codesourcery.com>
24875 * doc/standards.texi: Copy-editing for grammar, markup, and sentence
24876 flow throughout the file. Fix broken link to Objective-C 2.0
24878 * doc/invoke.texi: More copy-editing; fix numerous typos and spelling
24881 2016-01-19 Wilco Dijkstra <wdijkstr@arm.com>
24883 * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
24885 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
24888 * ipa-devirt.c (is_cxa_pure_virtual_p): New function.
24889 (maybe_record_node): Record cxa_pure_virtual as the only possible
24890 target if there are not ohter candidates.
24891 (possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
24893 2016-01-19 Richard Biener <rguenther@suse.de>
24895 * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
24896 (get_memory_order): Likewise.
24898 2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com>
24900 * tree-vect-stmts.c (vectorizable_store): Check
24903 2016-01-19 David Malcolm <dmalcolm@redhat.com>
24906 * gcc.c (driver::decode_argv): Add call to
24907 init_opts_obstack before init_options_struct.
24908 * opts.c (init_opts_obstack): Remove idempotency.
24909 (init_options_struct): Replace call to init_opts_obstack
24910 with a gcc_assert to verify that it has already been called.
24911 * toplev.c (toplev::main): Add call to init_opts_obstack before
24912 calls to init_options_struct.
24913 (toplev::finalize): Move cleanup of opts_obstack next to
24914 cleanup of save_decoded_options, clearing the latter, and
24915 save_decoded_options_count.
24917 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
24920 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
24921 attribute to unconditional. Remove %? from output template.
24923 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
24924 Jiong Wang <jiong.wang@arm.com>
24926 * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
24927 generated from different expand order.
24929 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
24931 * /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
24932 Add support for CCMP costing.
24934 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
24936 * ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
24937 * config/aarch64/aarch64.md (fccmp<mode>): New pattern.
24938 (fccmpe<mode>): Likewise.
24939 (fcmp): Rename to fcmp and globalize pattern.
24941 * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
24942 (aarch64_gen_ccmp_next): Add FP support.
24944 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
24946 * target.def (gen_ccmp_first): Update documentation.
24947 (gen_ccmp_next): Likewise.
24948 * doc/tm.texi (gen_ccmp_first): Update documentation.
24949 (gen_ccmp_next): Likewise.
24950 * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
24951 expand_ccmp_expr_1. Improve comments.
24952 * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
24953 (ccmp_ior<mode>): Remove pattern.
24954 (cmp<mode>): Remove expand.
24955 (cmp): Globalize pattern.
24956 (cstorecc4): Use cc_register.
24957 (mov<mode>cc): Remove ccmp_cc_register check.
24958 * config/aarch64/aarch64.c (aarch64_get_condition_code_1):
24959 Simplify after removal of CC_DNE/* modes.
24960 (aarch64_ccmp_mode_to_code): Remove.
24961 (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases.
24962 In 'k' case use integer as condition.
24963 (aarch64_nzcv_codes): Remove inverted cases.
24964 (aarch64_code_to_ccmode): Remove.
24965 (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct
24966 comparison with CC register to be used in folowing CCMP/branch/CSEL.
24967 (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
24968 pattern. Return the comparison with CC register. Invert conditions
24969 when bitcode is OR.
24970 * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
24971 * config/aarch64/predicates.md (ccmp_cc_register): Remove.
24973 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
24975 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
24976 instrumented_version.
24978 2016-01-19 Richard Biener <rguenther@suse.de>
24980 PR tree-optimization/69336
24981 * tree-ssa-scopedtables.c (avail_expr_hash): Handle all
24982 handled components with get_ref_base_and_extent.
24983 (equal_mem_array_ref_p): Adjust.
24985 2016-01-19 Jakub Jelinek <jakub@redhat.com>
24988 * shrink-wrap.c: Include valtrack.h.
24989 (move_insn_for_shrink_wrap): Add DEBUG argument. If
24990 MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
24991 in between insn and where it will be moved to. Call
24992 dead_debug_insert_temp.
24993 (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init
24994 first and dead_debug_local_finish at the end.
24995 For uses and defs bitmap, handle all regs in between REGNO and
24996 END_REGNO, not just the first one.
24998 2016-01-19 Richard Biener <rguenther@suse.de>
25000 PR tree-optimization/69352
25001 * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
25002 (equal_mem_array_ref_p): Constrain size and max size properly.
25003 Compare the reverse flag.
25005 2016-01-19 Bernd Schmidt <bschmidt@redhat.com>
25007 * ira.c (ira): Update regstat data if we deleted insns.
25009 2016-01-19 Jakub Jelinek <jakub@redhat.com>
25011 PR rtl-optimization/68955
25012 PR rtl-optimization/64557
25013 * dse.c (record_store, check_mem_read_rtx): Don't call get_addr
25014 here. Fix up formatting.
25015 * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
25017 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
25020 * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
25021 assume that the node has body.
25022 * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
25025 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
25027 * lto-streamer-out.c (lto_output): Do not stream instrumentation
25030 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
25032 * symtab.c (symtab_node::asm_name): Do not call printable name directly.
25033 (symtab_node::name): Report name as unnamed if DECL_NAME is not set.
25035 2016-01-19 Martin Jambor <mjambor@suse.cz>
25036 Martin Liska <mliska@suse.cz>
25037 Michael Matz <matz@suse.de>
25039 * Makefile.in (OBJS): Add new source files.
25040 (GTFILES): Add hsa.c.
25041 * common.opt (disable_hsa): New variable.
25042 (-Whsa): New warning.
25043 * config.in (ENABLE_HSA): New.
25044 * configure.ac: Treat hsa differently from other accelerators.
25045 (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
25046 $enable_offloading.
25047 (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
25048 * doc/install.texi (Configuration): Document --with-hsa-runtime,
25049 --with-hsa-runtime-include, --with-hsa-runtime-lib and
25050 --with-hsa-kmt-lib.
25051 * doc/invoke.texi (-Whsa): Document.
25052 (hsa-gen-debug-stores): Likewise.
25053 * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
25054 to invoke offload compiler for hsa acclerator.
25055 * opts.c (common_handle_option): Determine whether HSA offloading
25056 should be performed.
25057 * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
25058 * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
25059 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
25060 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
25061 * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
25062 * gimple-pretty-print.c (dump_gimple_omp_for): Also handle
25063 GF_OMP_FOR_KIND_GRID_LOOP.
25064 (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
25065 (pp_gimple_stmt_1): Likewise.
25066 * gimple-walk.c (walk_gimple_stmt): Likewise.
25067 * gimple.c (gimple_build_omp_grid_body): New function.
25068 (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
25069 * gimple.def (GIMPLE_OMP_GRID_BODY): New.
25070 * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
25071 GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
25072 GF_OMP_TEAMS_GRID_PHONY.
25073 (gimple_statement_omp_single_layout): Updated comments.
25074 (gimple_build_omp_grid_body): New function.
25075 (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
25076 (gimple_omp_for_grid_phony): New function.
25077 (gimple_omp_for_set_grid_phony): Likewise.
25078 (gimple_omp_parallel_grid_phony): Likewise.
25079 (gimple_omp_parallel_set_grid_phony): Likewise.
25080 (gimple_omp_teams_grid_phony): Likewise.
25081 (gimple_omp_teams_set_grid_phony): Likewise.
25082 (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
25083 * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
25084 (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
25085 (BUILT_IN_GOMP_TARGET): Updated type.
25086 * omp-low.c: Include symbol-summary.h, hsa.h and params.h.
25087 (adjust_for_condition): New function.
25088 (get_omp_for_step_from_incr): Likewise.
25089 (extract_omp_for_data): Moved parts to adjust_for_condition and
25090 get_omp_for_step_from_incr.
25091 (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
25092 (fixup_child_record_type): Bail out if receiver_decl is NULL.
25093 (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
25094 (scan_omp_parallel): Do not create child functions for phony
25096 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
25097 (scan_omp_1_op): Checking assert we are not remapping to
25098 ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY.
25099 (parallel_needs_hsa_kernel_p): New function.
25100 (expand_parallel_call): Register apprpriate parallel child
25101 functions as HSA kernels.
25102 (grid_launch_attributes_trees): New type.
25103 (grid_attr_trees): New variable.
25104 (grid_create_kernel_launch_attr_types): New function.
25105 (grid_insert_store_range_dim): Likewise.
25106 (grid_get_kernel_launch_attributes): Likewise.
25107 (get_target_argument_identifier_1): Likewise.
25108 (get_target_argument_identifier): Likewise.
25109 (get_target_argument_value): Likewise.
25110 (push_target_argument_according_to_value): Likewise.
25111 (get_target_arguments): Likewise.
25112 (expand_omp_target): Call get_target_arguments instead of looking
25113 up for teams and thread limit.
25114 (grid_expand_omp_for_loop): New function.
25115 (grid_arg_decl_map): New type.
25116 (grid_remap_kernel_arg_accesses): New function.
25117 (grid_expand_target_kernel_body): New function.
25118 (expand_omp): Call it.
25119 (lower_omp_for): Do not emit phony constructs.
25120 (lower_omp_taskreg): Do not emit phony constructs but create for them
25121 a temporary variable receiver_decl.
25122 (lower_omp_taskreg): Do not emit phony constructs.
25123 (lower_omp_teams): Likewise.
25124 (lower_omp_grid_body): New function.
25125 (lower_omp_1): Call it.
25126 (grid_reg_assignment_to_local_var_p): New function.
25127 (grid_seq_only_contains_local_assignments): Likewise.
25128 (grid_find_single_omp_among_assignments_1): Likewise.
25129 (grid_find_single_omp_among_assignments): Likewise.
25130 (grid_find_ungridifiable_statement): Likewise.
25131 (grid_target_follows_gridifiable_pattern): Likewise.
25132 (grid_remap_prebody_decls): Likewise.
25133 (grid_copy_leading_local_assignments): Likewise.
25134 (grid_process_kernel_body_copy): Likewise.
25135 (grid_attempt_target_gridification): Likewise.
25136 (grid_gridify_all_targets_stmt): Likewise.
25137 (grid_gridify_all_targets): Likewise.
25138 (execute_lower_omp): Call grid_gridify_all_targets.
25139 (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
25140 * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
25141 (tree_omp_clause): Added union field dimension.
25142 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
25143 * tree.c (omp_clause_num_ops): Added number of arguments of
25144 OMP_CLAUSE__GRIDDIM_.
25145 (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
25146 (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
25147 * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
25148 (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
25149 (OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
25150 (OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
25151 * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
25152 * tree-pass.h (make_pass_gen_hsail): Declare.
25153 (make_pass_ipa_hsa): Likewise.
25154 * ipa-hsa.c: New file.
25155 * lto-section-in.c (lto_section_name): Add hsa section name.
25156 * lto-streamer.h (lto_section_type): Add hsa section.
25157 * timevar.def (TV_IPA_HSA): New.
25158 * hsa-brig-format.h: New file.
25159 * hsa-brig.c: New file.
25160 * hsa-dump.c: Likewise.
25161 * hsa-gen.c: Likewise.
25164 * toplev.c (compile_file): Call hsa_output_brig.
25165 * hsa-regalloc.c: New file.
25167 2016-01-18 Jeff Law <law@redhat.com>
25169 PR tree-optimization/69320
25170 * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
25171 ranged object, do nothing if the RHS constant is not [0..1].
25172 (optimize_stmt): Comparing a boolean ranged object against a
25173 constant outside [0..1] results in a compile-time constant.
25175 * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
25178 2016-01-18 Sandra Loosemore <sandra@codesourcery.com>
25180 * doc/invoke.texi (Invoking GCC): Add new section to menu.
25181 (Option Summary): Update to reflect new section and moved options.
25182 (C++ Dialect Options): Move -fstats to new section.
25183 (Debugging Options): Move all dump, statistics, and other GCC
25184 developer options to new section. Rewrite section introduction
25185 and re-order remaining options to put the more basic ones first.
25186 (Optimization Options): Move -fira-verbose and -flto-report* to
25188 (Developer Options): New section incorporating moved options.
25189 * doc/cppopts.texi (-dM): Update cross-reference.
25191 2016-01-18 Richard Henderson <rth@redhat.com>
25194 * config/aarch64/aarch64.md (add<GPI>3): Move long immediate
25195 operands to pseudo only if CSE is expected. Split long immediate
25196 operands only after reload, and for the stack pointer.
25197 (*add<GPI>3_pluslong): Remove.
25198 (*addsi3_aarch64, *adddi3_aarch64): Merge into...
25199 (*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative.
25200 (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
25201 (*add<GPI>3 peepholes): New.
25202 (*add<GPI>3 splitters): New.
25203 * config/aarch64/constraints.md (Upl): New.
25204 * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
25206 2016-01-18 Richard Biener <rguenther@suse.de>
25208 PR tree-optimization/69297
25209 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
25211 (vect_bb_vectorization_profitable_p): Clear visited flag again.
25213 2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com>
25215 PR middle-end/68542
25216 * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
25217 of mixind vector and scalar types.
25218 (fold_relational_const): Add handling of vector
25219 comparison with boolean result.
25220 * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
25221 comparison of vector operands with boolean result for EQ/NE only.
25222 (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
25223 (verify_gimple_cond): Likewise.
25224 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
25227 2016-01-18 Joseph Myers <joseph@codesourcery.com>
25229 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
25232 2016-01-18 Richard Biener <rguenther@suse.de>
25234 PR middle-end/69308
25235 * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
25237 2016-01-18 Tom de Vries <tom@codesourcery.com>
25239 * passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
25241 2016-01-18 Tom de Vries <tom@codesourcery.com>
25243 * omp-low.c (set_oacc_fn_attrib): Make extern.
25244 * omp-low.h (set_oacc_fn_attrib): Declare.
25245 * tree-parloops.c (struct reduction_info): Add reduc_addr field.
25246 (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
25247 (create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
25248 Add and handle function parameter oacc_kernels_p.
25249 (find_reduc_addr, get_omp_data_i_param): New function.
25250 (ref_conflicts_with_region, oacc_entry_exit_ok_1)
25251 (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
25252 (parallelize_loops): Add and handle function parameter oacc_kernels_p.
25253 Calculate dominance info. Skip loops that are not in a kernels region
25254 in oacc_kernels_p mode. Skip inner loops of parallelized loops.
25255 (pass_parallelize_loops::execute): Call parallelize_loops with
25256 oacc_kernels_p argument.
25257 (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
25258 New member function.
25259 (pass_parallelize_loops::bool oacc_kernels_p): New member var.
25260 * passes.def: Add argument to pass_parallelize_loops instantation.
25262 2016-01-18 Tom de Vries <tom@codesourcery.com>
25264 * tree-parloops.c (pass_parallelize_loops::execute): Allow
25265 pass_parallelize_loops to be run outside the loop pipeline.
25267 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
25269 * tree-scalar-evolution.c (follow_copies_to_constant): New.
25270 (analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
25272 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
25275 * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
25276 using get_ref_base_and_extent.
25277 (equal_mem_array_ref_p): New.
25278 (hashable_expr_equal_p): Add call to previous.
25280 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
25283 * tree-sra.c (disqualified_constants, constant_decl_p): New.
25284 (sra_initialize): Allocate disqualified_constants.
25285 (sra_deinitialize): Free disqualified_constants.
25286 (disqualify_candidate): Update disqualified_constants when appropriate.
25287 (create_access): Scan for constant-pool entries as we go along.
25288 (scalarizable_type_p): Add check against type_contains_placeholder_p.
25289 (maybe_add_sra_candidate): Allow constant-pool entries.
25290 (load_assign_lhs_subreplacements): Bind debug for constant pool vars.
25291 (initialize_constant_pool_replacements): New.
25292 (sra_modify_assign): Avoid mangling assignments created by previous,
25293 and don't generate writes into constant pool.
25294 (sra_modify_function_body): Call initialize_constant_pool_replacements.
25296 2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com>
25298 * config/i386/i386.c (scalar_to_vector_candidate_p): Support
25299 andnot instruction.
25300 (scalar_chain::convert_op): Likewise.
25301 * config/i386/i386.md (*andndi3_doubleword): New.
25303 2016-01-18 Richard Biener <rguenther@suse.de>
25305 PR tree-optimization/69170
25306 * tree-vect-slp.c (vect_build_slp_tree): Verify we are not
25307 building a vector from scalar results of a pattern stmt.
25309 2016-01-18 Jakub Jelinek <jakub@redhat.com>
25311 * haifa-sched.c (autopref_multipass_init): Work around
25312 -Wmaybe-uninitialized warning.
25314 2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
25316 * config/arm/arm.c (thumb1_reorg): Check that the comparison is
25317 against the constant 0.
25319 2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
25321 PR tree-optimization/68799
25322 * gimple-ssa-strength-reduction.c (create_phi_basis): Directly
25323 look up phi candidates in the statement-candidate map.
25324 (phi_add_costs): Likewise.
25325 (record_phi_increments): Likewise.
25326 (phi_incr_cost): Likewise.
25327 (ncd_with_phi): Likewise.
25328 (all_phi_incrs_profitable): Likewise.
25330 2016-01-17 Jakub Jelinek <jakub@redhat.com>
25332 * omp-low.c (mark_loops_in_oacc_kernels_region): Work around
25333 -Wmaybe-uninitialized warning.
25335 2016-01-16 Sandra Loosemore <sandra@codesourcery.com>
25337 * doc/invoke.texi (Invoking GCC): Add new section to menu.
25338 (Option Summary): Update to reflect new section and moved options.
25339 (C++ Dialect Options): Move -fvtable-verify and related options.
25340 (Debugging Options): Move Sanitizer, Pointer Bounds Checker,
25341 and profiling-related options.
25342 (Optimization Options): Move profile generation options and
25343 -fstack-protector and related options.
25344 (Instrumentation Options): New section incorporating moved options.
25345 (Code Generation Options): Move -finstrument-functions and
25346 related options, -fstack-check, -fstack-limit*, and -fbounds-check.
25348 2016-01-16 Tom de Vries <tom@codesourcery.com>
25350 * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
25352 2016-01-16 Tom de Vries <tom@codesourcery.com>
25354 * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt.
25356 2016-01-16 Richard Sandiford <richard.sandiford@arm.com>
25358 * hash-table.h (hash_table::empty): Turn into an inline wrapper
25359 that checks whether the table is already empty. Rename the
25360 original implementation to...
25361 (hash_table::empty_slot): ...this new private function.
25363 2016-01-15 David Malcolm <dmalcolm@redhat.com>
25365 PR diagnostic/68899
25366 * diagnostic-show-locus.c (layout::print_source_line): Move x
25367 offset of line until after call to
25368 get_line_width_without_trailing_whitespace.
25370 2016-01-15 Jeff Law <law@redhat.com>
25372 PR tree-optimization/69270
25373 * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
25374 tree-ssa-dom.c. Improve test for [0..1] ranve from VRP.
25375 * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
25376 * tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
25377 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
25378 ssa_name_has_boolean_range and constant_boolean_node.
25380 2016-01-15 Vladimir Makarov <vmakarov@redhat.com>
25382 PR rtl-optimization/69030
25383 * lra-spills.c (remove_pseudos): Check nrefs and make the function
25385 (spill_pseudos): Delete debug insn for dead pseudo.
25386 (lra_spill): Initiate spill_hard_reg and slots memory separately.
25388 2016-01-15 Jiong Wang <jiong.wang@arm.com>
25390 * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
25392 (TYPES_UNOPUS): Likewise.
25393 * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
25394 builtin type, from UNOP to UNOPUS.
25395 (lbtruncuv4sf): Likewise.
25396 (lbtruncuv2df): Likewise.
25397 (lrounduv2sf): Likewise.
25398 (lrounduv4sf): Likewise.
25399 (lrounduv2df): Likewise.
25400 (lroundusf): Likewise.
25401 (lroundusf): Likewise.
25402 (lceiluv2sf): Likewise.
25403 (lceiluv4sf): Likewise.
25404 (lceiluv2df): Likewise.
25405 (lceilusf): Likewise.
25406 (lceiludf): Likewise.
25407 (lflooruv2sf): Likewise.
25408 (lflooruv4sf): Likewise.
25409 (lflooruv2df): Likewise.
25410 (lfloorusf): Likewise.
25411 (lfloorudf): Likewise.
25412 (lfrintnuv2sf): Likewise.
25413 (lfrintnuv4sf): Likewise.
25414 (lfrintnuv2df): Likewise.
25415 (lfrintnusf): Likewise.
25416 (lfrintnudf): Likewise.
25417 * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
25419 (vcvtq_u32_f32): Likewise.
25420 (vcvtq_u64_f64): Likewise.
25421 (vcvta_u32_f32): Likewise.
25422 (vcvtaq_u32_f32): Likewise.
25423 (vcvtaq_u64_f64): Likewise.
25424 (vcvtm_u32_f32): Likewise.
25425 (vcvtmq_u32_f32): Likewise.
25426 (vcvtmq_u64_f64): Likewise.
25427 (vcvtn_u32_f32): Likwise.
25428 (vcvtnq_u32_f32): Likewise.
25429 (vcvtnq_u64_f64): Likewise.
25430 (vcvtp_u32_f32): Likewise.
25431 (vcvtpq_u32_f32): Likewise.
25432 (vcvtpq_u64_f64): Likewise.
25433 (vcvtmd_u64_f64): Likewise.
25434 (vcvtms_u32_f32): Likewise.
25435 (vcvtad_u64_f64): Likewise.
25436 (vcvtas_u32_f32): Likewise.
25437 (vcvtnd_u64_f64): Likewise.
25438 (vcvtns_u32_f32): Likewise.
25439 (vcvtpd_u64_f64): Likewise.
25440 (vcvtps_u32_f32): Likewise.
25442 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
25444 * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
25445 CSEL of zero_extended registers.
25447 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
25449 * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
25450 Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
25452 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
25454 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
25455 false when argument string is not found in the attributes table
25458 2016-01-15 David Edelsohn <dje.gcc@gmail.com>
25461 * config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
25462 (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
25463 * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
25464 precision estimate.
25466 2016-01-15 Richard Biener <rguenther@suse.de>
25468 PR tree-optimization/66856
25469 * tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
25470 * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
25471 (vect_create_new_slp_node): Increment stmt reference count.
25472 (vect_get_and_check_slp_defs): Make sure stmts are nor already in
25473 an SLP tree before swapping operands.
25474 (vect_build_slp_tree): Likewise.
25475 (destroy_bb_vec_info): Free stmt info after SLP instances.
25476 * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
25477 * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
25478 (STMT_VINFO_NUM_SLP_USES): New macro.
25480 2016-01-15 Richard Biener <rguenther@suse.de>
25483 * dwarf2out.c (add_linkage_name_raw): New function split out from ...
25484 (add_linkage_name): ... here.
25485 (gen_typedef_die): Use add_linkage_name_raw instead of
25486 add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
25489 2016-01-15 Cesar Philippidis <cesar@codesourcery.com>
25491 * gimplify.c (oacc_default_clause): Decode reference and pointer
25492 types for both kernels and parallel regions.
25494 2016-01-15 Richard Sandiford <richard.sandiford@arm.com>
25496 PR middle-end/69246
25497 * calls.c (emit_call_1): Force n_popped to zero for sibcalls.
25499 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
25501 * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
25502 (convert_scalars_to_vector): Likewise.
25504 2016-01-15 Jonathan Wakely <jwakely@redhat.com>
25506 * doc/extend.texi (Type Traits): Fix grammar.
25508 2016-01-15 Martin Jambor <mjambor@suse.cz>
25510 * tree-inline.c (remap_decl): Use existing dclarations if
25511 remapping a type and prevent_decl_creation_for_types.
25512 (replace_locals_stmt): Do an initial remapping of non-VLA typed
25513 decls first. Do real remapping with
25514 prevent_decl_creation_for_types set.
25515 * tree-inline.h (copy_body_data): New field
25516 prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
25519 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
25521 * config/s390/s390.opt (mmvcle): More verbose help text.
25523 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
25525 * config/s390/s390.opt: Add period to -mzvector option text.
25527 2016-01-15 Richard Biener <rguenther@suse.de>
25529 PR tree-optimization/68961
25530 * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
25531 of invariants in stores again.
25533 2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
25535 * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
25537 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
25539 * config/i386/i386.c (ix86_expand_branch): Don't split
25540 DI mode xor instruction to SI mode.
25542 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
25545 * ipa-icf.c (sem_function::merge): Virtual functions may become
25546 reachable even if they address is not taken and there are no
25549 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
25551 * lto-streamer-out.c (subtract_estimated_size): New function.
25552 (get_symbol_initial_value): Use it.
25554 2016-01-15 Christian Bruel <christian.bruel@st.com>
25557 * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
25558 (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
25559 (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
25560 use add_builtin_function_ext_scope instead of add_builtin_function.
25561 (neon_set_p, neon_crypto_set_p): Remove.
25562 (arm_init_builtins): Always call arm_init_neon_builtins and
25563 arm_init_crypto_builtins.
25564 (arm_expand_builtin): Check that builtins are allowed for the arch.
25565 * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
25566 * config/arm/arm.c (arm_valid_target_attribute_tree): Remove
25567 arm_init_neon_builtins call.
25569 2016-01-15 Richard Biener <rguenther@suse.de>
25571 PR tree-optimization/69117
25572 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
25573 * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
25574 of the leader conservatively.
25575 (free_scc_vn): Restore original SSA name infos.
25577 2016-01-14 Jeff Law <law@redhat.com>
25579 PR tree-optimization/69270
25580 * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
25581 single bit of precision, verify it's also unsigned.
25582 (record_edge_info): Use constant_boolean_node rather than fold_convert
25583 to convert boolean_true/boolean_false to the right type.
25585 2016-01-14 Richard Henderson <rth@redhat.com>
25588 * loop-doloop.c (record_reg_sets): New.
25589 (doloop_optimize): Reject the transform if the sequence
25590 clobbers registers live at the end of the loop block.
25591 (doloop_optimize_loops): Enable df_live if needed.
25593 2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
25595 * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
25596 * config/rs6000/rs6000.c: Likewise.
25597 * config/rs6000/rs6000.h: Likewise.
25598 * config/rs6000/rs6000.md: Likewise.
25599 * doc/extend.texi: Likewsie.
25601 2016-01-14 Jeff Law <law@redhat.com>
25603 * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
25606 2016-01-14 Richard Henderson <rth@redhat.com>
25610 * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
25611 * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
25612 instead of builtin_decl_declared_p to test for declaration.
25614 2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com>
25616 * doc/loop.texi (Loop Analysis and Representation): Document
25617 loop_depth function.
25619 2016-01-14 Tom de Vries <tom@codesourcery.com>
25621 PR tree-optimization/68773
25622 * omp-low.c (expand_omp_target): Don't set force_output.
25623 * varpool.c (varpool_node::get_create): Same.
25624 * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
25625 offload_funcs with force_output.
25627 2016-01-14 Jakub Jelinek <jakub@redhat.com>
25630 * lra-eliminations.c (move_plus_up): Don't change anything if either
25631 the outer or inner subreg mode is not MODE_INT.
25632 * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
25633 integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
25635 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
25637 * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
25638 reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
25639 reduc_uplus_@var{m}): Remove.
25640 * expr.c (expand_expr_real_2): Remove expansion path for
25641 reduc_[us](min|max|plus) optabs.
25642 * optabs-tree.c (scalar_reduc_to_vector): Remove.
25643 * optabs-tree.h (scalar_reduc_to_vector): Remove.
25644 * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
25645 reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
25646 * tree-vect-loop.c (vectorizable_reduction): Remove test for
25647 reduc_[us](min|max|plus) optabs.
25649 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
25651 * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
25652 (reduc_plus_scal_v2sf): New.
25653 (reduc_smax_v2sf): Rename to...
25654 (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
25655 (reduc_smin_v2sf): Rename to...
25656 (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
25658 2016-01-14 Jan Hubicka <hubicka@ucw.cz>
25660 * alias.c (compare_base_symbol_refs): New function.
25661 (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
25664 2016-01-14 Jakub Jelinek <jakub@redhat.com>
25666 PR middle-end/68146
25667 PR tree-optimization/69155
25668 * tree-complex.c: Include cfganal.h.
25669 (phis_to_revisit): New variable.
25670 (extract_component): Add phiarg_p argument. Assert that returned
25671 SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
25672 (update_phi_components): Partly rewrite to use loop over real/imag
25673 components instead of code duplication. If extract_component returns
25674 SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
25675 create_tmp_reg into the PHI node instead, and mention the phi triplet
25676 in phis_to_revisit.
25677 (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded
25678 in phis_to_revisit at the end.
25680 2016-01-14 Richard Biener <rguenther@suse.de>
25682 PR tree-optimization/68060
25683 * tree-vect-loop.c (vect_is_simple_reduction): Check the
25684 outer loop reduction is only used in the inner loop before
25685 detecting a double reduction.
25687 2016-01-14 Jakub Jelinek <jakub@redhat.com>
25690 * combine.c (expand_field_assignment): Punt if compute_mode is
25691 unsupported scalar mode.
25693 2016-01-14 Richard Biener <rguenther@suse.de>
25695 PR tree-optimization/66856
25696 * tree-vect-slp.c (vect_build_slp_tree): Refactor to build
25697 SLP node only if it built successfully.
25698 (vect_analyze_slp_instance): Adjust.
25700 2016-01-14 Jeff Law <law@redhat.com>
25702 PR tree-optimization/69270
25703 * tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
25704 (record_edge_info): Use it. Convert boolean_{true,false}_node
25705 to the type of op0.
25707 2016-01-13 Jan Hubicka <hubicka@ucw.cz>
25710 * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
25711 use block_ultimate_origin
25712 (noncall-stmt_may_be_vtbl_ptr_store): Likewise.
25714 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
25716 * doc/invoke.texi (Submodel Options): Rename section to
25717 "Machine-Dependent Options" to better reflect its content.
25718 Rewrite introductory text to remove archaic CPU names.
25721 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
25723 * doc/invoke.texi (Code Gen Options): Move section up in file,
25724 before target-specific options. Update menu and option summary
25725 to reflect the new section ordering.
25727 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
25729 * doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
25730 (C++ Dialect Options): Add cross-reference to -std option.
25731 * doc/standards.texi (C++ Language): Document C++14 support.
25733 2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
25735 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
25736 for pack/unpack functions for __ibm128.
25737 (PACK_IF): Likewise.
25738 (UNPACK_IF): Likewise.
25740 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
25741 support for __ibm128 pack/unpack functions.
25742 (rs6000_invalid_builtin): Likewise.
25743 (rs6000_init_builtins): Likewise.
25744 (rs6000_opt_masks): Likewise.
25746 * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
25747 (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
25749 (RS6000_BTM_COMMON): Likewise.
25751 * config/rs6000/rs6000.md (f128_vsx): New mode attribute.
25752 (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
25753 disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
25754 128-bit floating point. Add support for the double values to be
25755 in Altivec registers for TF/IF packing and unpacking, but restrict
25756 TD packing sub-fields to be FPR registers. Don't allow overlapped
25757 register support for packing. Allow pack inputs to be memory
25758 locations. Don't build generator functions for unpack<mode>_dm
25759 and unpack<mode>_nodm.
25760 (unpack<mode>_dm): Likewise.
25761 (unpack<mode>_nodm): Likewise.
25762 (pack<mode>): Likewise.
25764 * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
25765 built-in functions to pack/unpack explicit __ibm128 values.
25766 (__builtin_unpack_ibm128): Likewise.
25768 * doc/extend.texi (PowerPC Built-in Functions): Document
25769 __builtin_pack_ibm128 and __builtin_unpack_ibm128.
25771 2016-01-13 Bernd Schmidt <bschmidt@redhat.com>
25774 * c-common.c (check_function_nonnull): Remove unnecessary declaration.
25775 Add new arg loc and pass it down as context.
25776 (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
25777 to the location to use for the warning.
25778 (check_function_arguments): New arg loc. All callers changed. Pass
25779 it to check_function_nonnull.
25780 * c-common.h (check_function_arguments): Adjust declaration.
25782 2016-01-13 Jakub Jelinek <jakub@redhat.com>
25784 PR tree-optimization/69156
25785 * gimple.c (validate_type): Removed.
25786 (gimple_builtin_call_types_compatible_p): Use
25787 useless_type_conversion_p instead of validate_type.
25788 * value-prof.c (gimple_stringop_fixed_value): Fold
25789 icall_size to correct type.
25791 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
25793 * doc/extend.texi (__atomic Builtins): Clarify compare_exchange
25796 2016-01-13 Richard Henderson <rth@redhat.com>
25799 * target.def (builtin_tm_load, builtin_tm_store): Remove.
25800 * config/i386/i386.c (ix86_builtin_tm_load): Remove.
25801 (ix86_builtin_tm_store): Remove.
25802 (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
25803 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
25804 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
25805 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
25806 * doc/tm.texi: Rebuild.
25808 * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
25809 (BUILT_IN_TM_MEMCPY_RTWN): New.
25810 * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
25811 fallback from vector to integer helpers.
25812 (build_tm_load): Handle vector types directly, instead of
25814 (build_tm_store): Likewise.
25815 (expand_assign_tm): Prepare for register types not handled by
25816 the above. Copy them to memory and use memcpy.
25817 * tree.c (tm_define_builtin): New.
25818 (find_tm_vector_type): New.
25819 (build_tm_vector_builtins): New.
25820 (build_common_builtin_nodes): Call it.
25822 2016-01-13 Uros Bizjak <ubizjak@gmail.com>
25824 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
25825 TARGET_SSE_MATH without TARGET_SSE2. Rewrite.
25827 2016-01-13 Tom de Vries <tom@codesourcery.com>
25829 PR tree-optimization/69169
25830 * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
25831 handled_struct_type param.
25832 (create_variable_info_for, intra_create_variable_infos): Call
25833 create_variable_info_for_1 with extra arg.
25835 2016-01-13 Yvan Roux <yvan.roux@linaro.org>
25837 * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
25838 and "armv8.1-a+crc" entries.
25840 2016-01-13 Alexander Fomin <alexander.fomin@intel.com>
25843 * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
25844 Change first operand predicate from register_or_constm1_operand
25845 to register_operand.
25846 (define_expand "avx512pf_gatherpf<mode>df"): Likewise.
25847 (define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
25848 (define_expand "avx512pf_scatterpf<mode>df"): Likewise.
25849 (define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
25850 (define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
25851 (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
25852 (define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
25853 * config/i386/i386.c (ix86_expand_builtin): Remove first operand
25854 comparison with constm1_rtx from vec_prefetch_gen part.
25856 2016-01-13 Richard Biener <rguenther@suse.de>
25858 PR tree-optimization/69013
25859 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
25860 Exchange assert for a test.
25862 2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
25865 * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
25867 2016-01-13 Richard Biener <rguenther@suse.de>
25869 PR tree-optimization/69242
25870 * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
25871 assert with a check.
25873 2016-01-13 Richard Biener <rguenther@suse.de>
25875 PR tree-optimization/69186
25876 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
25877 Properly guard vect_update_misalignment_for_peel call.
25879 2016-01-12 Jeff Law <law@redhat.com>
25881 PR tree-optimization/pr67755
25882 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
25883 "need_profile_correction".
25884 (thread_block_1): Initialize new field to false by default. If we
25885 have multiple thread paths through a common joiner to different
25886 final targets, then set new field to true.
25887 (compute_path_counts): Only do count adjustment when it's really
25890 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
25892 * doc/invoke.texi (Spec Files): Move section down in file, past
25893 all command-line option descriptions.
25895 2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
25897 PR middle-end/54809
25898 * doc/gty.texi: Remove documentation of mark_hook.
25899 * gengtype.c (struct write_types_data): Remove code to support
25900 mark_hook attribute.
25901 (walk_type): Likewise.
25902 (write_func_for_structure): Likewise.
25904 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
25906 * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
25907 Directory Options, and -specs= to Overall Options.
25908 (Overall Options): Adjust similarly. Reorder to group related
25909 options together. Make -specs= cross-reference the spec file details.
25910 (Directory Options): Adjust similarly.
25912 2016-01-12 Jeff Law <law@redhat.com>
25914 * tree-ssa-threadupdate.c: Various whitespace and typo fixes.
25916 2016-01-12 Olivier Hainque <hainque@adacore.com>
25918 * gcc.c (spec_undefvar_allowed): New global.
25919 (process_command): Set to true when running for --version or --help,
25921 (getenv_spec_function): When the variable is not defined, use the
25922 variable name as the variable value if we're allowed not to issue
25925 2016-01-12 Bin Cheng <bin.cheng@arm.com>
25927 PR tree-optimization/68911
25928 * tree-vrp.c (adjust_range_with_scev): Check overflow in range
25929 information computed for expression "init + nit * step".
25931 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
25933 * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information
25934 about name of GCC executable. Remove deleted node from menu.
25935 (Directory Options) <-B>: Remove cross-reference to deleted node.
25936 (Target Options): Delete section.
25938 2016-01-12 Christian Bruel <christian.bruel@st.com>
25941 * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
25942 for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
25944 2016-01-12 Jakub Jelinek <jakub@redhat.com>
25947 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
25948 aligned_mem is properly set for AVX512-VL floating point masked
25952 * ifcvt.c (cond_exec_process_if_block): When removing the last
25953 insn from then_bb, remove also any possible barriers that follow it.
25955 2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
25959 * config/i386/iamcu.h (SIZE_TYPE): New macro.
25960 (PTRDIFF_TYPE): Likewise.
25961 (WCHAR_TYPE): Likewise.
25962 (WCHAR_TYPE_SIZE): Likewise.
25963 (STDINT_LONG32): Likewise.
25965 2016-01-12 Richard Biener <rguenther@suse.de>
25967 PR tree-optimization/69053
25968 * tree-vect-loop.c (get_initial_def_for_reduction): Properly
25969 convert initial value for cond reductions.
25971 2016-01-12 Richard Biener <rguenther@suse.de>
25973 PR tree-optimization/69007
25974 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
25975 widen_sum after dot_prod and sad.
25977 2016-01-12 Richard Biener <rguenther@suse.de>
25979 PR tree-optimization/69168
25980 * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
25981 pattern stmt SLP type.
25982 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
25983 end up unused so cope with that case.
25985 2016-01-12 Richard Biener <rguenther@suse.de>
25987 PR tree-optimization/69157
25988 * tree-vect-stmts.c (vectorizable_mask_load_store): Check
25989 stmts def type only during analyze phase.
25990 (vectorizable_call): Likewise.
25991 (vectorizable_simd_clone_call): Likewise.
25992 (vectorizable_conversion): Likewise.
25993 (vectorizable_assignment): Likewise.
25994 (vectorizable_shift): Likewise.
25995 (vectorizable_operation): Likewise.
25996 (vectorizable_store): Likewise.
25997 (vectorizable_load): Likewise.
25999 2016-01-12 Richard Biener <rguenther@suse.de>
26001 PR tree-optimization/69174
26002 * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
26004 (vectorizable_load): Properly compute the number of loads needed
26005 for permuted strided SLP loads and do not spuriously assign
26006 to SLP_TREE_VEC_STMTS.
26008 2016-01-12 Andris Pavenis <andris.pavenis@iki.fi>
26010 * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
26011 (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
26012 (MD_EXEC_PREFIX): Remove.
26013 (MD_STARTFILE_PREFIX) Removee.
26014 (FILE_NAME_ABSOLUTE_P): Remove.
26015 (CPP_SPEC): Do not read macros from sys/version.h.
26016 (LINK_COMMAND_SPEC): Remove.
26017 (LOCAL_INCLUDE_DIR): Remove.
26018 (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
26019 (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
26020 (POST_LINK_SPEC): Define to invoke stubify after linker
26021 (LIBSTDCXX): Remove define
26022 (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
26023 (DEFAULT_PCC_STRUCT_RETURN): Define to 1.
26024 (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
26025 (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
26026 (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
26027 (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
26028 (i386_djgpp_asm_named_section): Add propotype of new procedure
26030 * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
26031 (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
26032 (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
26033 in config/i386/djgpp.h).
26034 (STANDARD_STARTFILE_PREFIX_2): Define identical to
26035 STANDARD_STARTFILE_PREFIX_1.
26036 (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
26037 (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
26038 installation errors.
26039 (MAX_OFILE_ALIGNMENT): Define to 128.
26040 (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
26042 * config/i386/djgpp.c: New file. Add implementation of
26043 i386_djgpp_asm_named_section.
26045 * config/i386/djgpp.opt: Remove obsolete option -mbnu210.
26047 * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
26048 Add rule for building djgpp.o.
26050 2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
26052 * config/rs6000/rs6000.c (v2df_reduction_p): New function.
26053 (rtx_is_swappable_p): Reductions are swappable.
26054 (insn_is_swappable_p): V2DF reductions are swappable.
26056 2016-01-11 John David Anglin <danglin@gcc.gnu.org>
26058 * config/pa/pa.c (pa_emit_move_sequence): Handle floating point
26059 reloads for other unsupported memory operands.
26061 2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org>
26062 Jim Wilson <jim.wilson@linaro.org>
26065 * config/arm/arm-builtins.c (arm_expand_neon_args): Call
26066 copy_to_mode_reg instead of force_reg.
26068 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
26071 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
26072 TARGET_80387 is true.
26074 2016-01-11 Jakub Jelinek <jakub@redhat.com>
26077 * lra-eliminations.c (move_plus_up): Only move plus up
26078 if subreg of the constant can be simplified into constant
26079 and use the simplified subreg of the constant instead of
26080 the original constant.
26082 * fold-const.c (fold_convertible_p): Don't return true
26083 for conversion of VECTOR_TYPE to same sized integral type.
26084 (fold_convert_loc): Fix up formatting. Fold conversion of
26085 VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
26086 instead of NOP_EXPR.
26088 PR tree-optimization/69214
26089 * tree-vrp.c (simplify_cond_using_ranges): Don't propagate
26090 innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
26093 PR tree-optimization/69207
26094 * tree-vect-slp.c (vect_get_constant_vectors): For
26095 VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
26096 fold_convertible_p to vector_type's element type, and always
26097 use VCE for non-VECTOR_BOOLEAN_TYPE_P.
26099 2016-01-11 Richard Biener <rguenther@suse.de>
26101 PR tree-optimization/69173
26102 * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
26103 fixup the cycle if all stmts are in a pattern.
26105 2016-01-11 Uros Bizjak <ubizjak@gmail.com>
26107 PR middle-end/68999
26108 * alias.c (base_alias_check): Move check for addresses with
26109 alignment ANDs before the call for compare_base_decls.
26110 (memrefs_conflict_p): Return -1 for different decls
26111 that went through alignment adjustments.
26113 2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
26115 PR rtl-optimization/68796
26116 * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
26117 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
26118 and QImode comparisons against zero with CC_NZmode.
26119 * config/aarch64/iterators.md (short_mask): New mode_attr.
26121 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
26123 * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
26124 (<avx512>_store<mode>_mask): Likewise.
26126 2016-01-11 Bernd Schmidt <bschmidt@redhat.com>
26127 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
26129 PR rtl-optimization/68841
26130 * ifcvt.c (struct noce_if_info): Add orig_x field.
26131 (bbs_ok_for_cmove_arith): Add to_rename parameter.
26132 Don't record conflicts on to_rename if it's present.
26133 Allow memory destinations in sets.
26134 (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
26135 blocks, passing orig_x to the checks.
26136 (noce_process_if_block): Set if_info->orig_x appropriately.
26138 2016-01-11 Tom de Vries <tom@codesourcery.com>
26140 PR tree-optimization/69069
26141 * tree-parloops.c (create_parallel_loop): Add missing phi args.
26143 2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com>
26145 PR rtl-optimization/68920
26146 * config/i386/i386.c (ix86_option_override_internal): Restrict number
26147 of conditional moves for RTL if-conversion to 1 for
26148 TARGET_ONE_IF_CONV_INSN.
26149 * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
26150 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
26151 * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
26152 parameter to restirct number of conditional moves for
26154 * doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
26155 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
26158 2016-01-11 Alexandre Oliva <aoliva@redhat.com>
26161 * var-tracking.c (drop_overlapping_mem_locs): Operate on all
26162 onepart vars. Fix typo in comment. Fix reversed condition in
26164 (dataflow_set_remove_mem_locs): Operate on all onepart vars.
26167 * var-tracking.c (dump_onepart_variable_differences): New.
26168 (dataflow_set_different): If a detailed dump is requested,
26169 delay early returns and dump differences between onepart
26170 variables present before and after, and added variables.
26172 2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com>
26175 * expr.c (expand_expr_real_1): For boolean vector constants
26176 with a scalar mode use const_scalar_mask_from_tree.
26177 (const_scalar_mask_from_tree): New.
26178 * optabs.c (expand_vec_cond_mask_expr): Use mask mode
26179 assigned to a mask type to handle constants.
26181 2016-01-11 Martin Jambor <mjambor@suse.cz>
26184 * ipa-cp.c (estimate_local_effects): Do not clone for removal of
26185 useless parameters if we cannot change function signature.
26187 2016-01-11 Martin Jambor <mjambor@suse.cz>
26190 * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
26193 2016-01-11 Tom de Vries <tom@codesourcery.com>
26195 PR tree-optimization/69109
26196 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
26199 2016-01-11 Tom de Vries <tom@codesourcery.com>
26201 PR tree-optimization/69108
26202 * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
26203 res is not used in a phi.
26205 2016-01-11 Yury Gribov <y.gribov@samsung.com>
26208 * common.opt (frandom-seed): Fix parameter name.
26209 * doc/invoke.texi (frandom-seed): Ditto and describe parameter.
26211 2016-01-11 Tom de Vries <tom@codesourcery.com>
26213 PR tree-optimization/69058
26214 * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
26217 2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com>
26219 * config/arc/arc.opt (mdiv-rem): Add period to the end.
26220 (mcode-density): Likewise.
26222 2016-01-10 Tom de Vries <tom@codesourcery.com>
26224 PR tree-optimization/69062
26225 * tree-parloops.c (loop_has_phi_with_address_arg): New function.
26226 (parallelize_loops): Don't paralelize loop that has phi with address
26229 2016-01-10 Tom de Vries <tom@codesourcery.com>
26231 PR tree-optimization/69039
26232 * tree-parloops.c (try_create_reduction_list): Only allow single exit
26235 2016-01-09 John David Anglin <danglin@gcc.gnu.org>
26237 PR middle-end/68743
26238 * match.pd: Require target has function_c99_misc before doing
26239 truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
26241 2016-01-09 Gerald Pfeifer <gerald@pfeifer.com>
26243 * configure.ac (isl_options_set_schedule_serialize_sccs): Also
26245 * configure: Regenerate.
26247 2016-01-09 Jakub Jelinek <jakub@redhat.com>
26249 PR middle-end/50865
26250 PR tree-optimization/69097
26251 * fold-const.h (expr_not_equal_to): New prototype.
26252 * fold-const.c: Include stringpool.h and tree-ssanames.h.
26253 (expr_not_equal_to): New function.
26254 * match.pd (X % -Y is the same as X % Y): Don't optimize
26255 unless X is known not to be equal to minimum or Y is known
26256 not to be equal to -1.
26257 * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
26258 fold TRUNC_MOD_EXPR if the second argument is not a power of two.
26259 (simplify_stmt_using_ranges): Adjust caller.
26260 (vrp_finalize): Call set_value_range on SSA_NAMEs before calling
26261 substitute_and_fold.
26263 2016-01-09 Jan Hubicka <hubicka@ucw.cz>
26265 * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
26268 2016-01-08 Jakub Jelinek <jakub@redhat.com>
26270 PR tree-optimization/69167
26271 * gimple-fold.c (replace_stmt_with_simplification): Also punt if
26272 new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
26274 * gimple-match-head.c (maybe_push_res_to_seq): Likewise.
26276 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
26277 Richard Biener <rguenther@suse.de>
26279 PR tree-optimization/68707
26280 * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
26281 instances that can be handled via vect_load_lanes.
26283 2016-01-08 Uros Bizjak <ubizjak@gmail.com>
26285 * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
26286 if we can't determine address equivalence.
26287 * alias.c (compare_base_decl): Update for changed return value of
26288 symtab_node::equal_address_to.
26290 2016-01-08 Jason Merrill <jason@redhat.com>
26294 * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
26295 * expr.c (store_field): Not here.
26296 * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
26297 call with TREE_ADDRESSABLE type.
26298 * tree-cfg.c (verify_gimple_call): Adjust.
26300 2016-01-08 Olivier Hainque <hainque@adacore.com>
26302 * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
26305 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
26307 * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
26308 (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
26309 (reduc_smin_v2sf): Rename to...
26310 (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
26311 (reduc_splus_v2sf): Rename to...
26312 (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
26314 2016-01-08 Jakub Jelinek <jakub@redhat.com>
26316 PR tree-optimization/69162
26317 * gimplify.c (gimplify_va_arg_expr): Encode original type of
26318 valist argument in another argument.
26319 (gimplify_modify_expr): Adjust for the above change. Cleanup.
26320 * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
26321 to determine the va_list type, build a MEM_REF instead of
26322 build_fold_indirect_ref.
26324 PR tree-optimization/69172
26325 * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
26328 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
26330 PR tree-optimization/67781
26331 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
26332 and cmpnop in two steps: first the ones not accessed in original
26333 gimple expression in a endian independent way and then the ones not
26334 accessed in the final result in an endian-specific way.
26336 2016-01-08 Jakub Jelinek <jakub@redhat.com>
26338 PR tree-optimization/69083
26339 * tree-vect-slp.c (vect_get_constant_vectors): For
26340 VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
26341 element type. If op is fold_convertible_p to vector_type's element
26342 type, use NOP_EXPR instead of VCE.
26344 2016-01-08 Segher Boessenkool <segher@kernel.crashing.org>
26346 PR rtl-optimization/67778
26347 PR rtl-optimization/68634
26348 PR rtl-optimization/68909
26349 * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop
26350 block from the stack until done with it. Remove a superfluous
26351 bitmap set. Remove a superfluous bitmap test.
26353 2016-01-07 Martin Sebor <msebor@redhat.com>
26356 * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
26357 constraint on the type of arguments.
26359 2016-01-07 Andreas Tobler <andreast@gcc.gnu.org>
26361 * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
26362 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
26363 unaligned_access on the gcc_options set.
26364 * config/arm/arm.c (arm_option_override_internal): Use
26365 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
26367 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
26370 * config/i386/i386.c (ix86_frame_pointer_required): Enable
26371 frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
26373 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
26376 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
26379 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
26380 depending on frame_pointer_needed before remaining integer and SSE
26381 registers are saved.
26383 2016-01-07 Sandra Loosemore <sandra@codesourcery.com>
26386 * doc/extend.texi (Nvidia PDX Function Attributes): New section.
26388 2016-01-07 H.J. Lu <hongjiu.lu@intel.com>
26391 * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
26392 Use the "xBm" constraint.
26393 (float<sseintvecmodelower><mode>2<mask_name><round_name):
26395 (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
26396 (sse_cvtsi2ssq<round_name>): Likewise.
26397 (sse_cvtss2si<round_name>): Likewise.
26398 (sse_cvtss2siq<round_name>): Likewise.
26399 (sse2_cvtsi2sdq<round_name>): Likewise.
26400 (sse2_cvtsd2si<round_name>): Likewise.
26401 (sse2_cvtsd2siq<round_name>): Likewise.
26402 * config/i386/subst.md (round_nimm_scalar_predicate): New
26405 2015-12-15 Bernd Schmidt <bschmidt@redhat.com>
26407 PR middle-end/67639
26408 * varasm.c (make_decl_rtl): Mark invalid register vars as
26411 PR rtl-optimization/66206
26412 * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
26413 All callers changed.
26415 2016-01-07 Jakub Jelinek <jakub@redhat.com>
26417 PR tree-optimization/69141
26418 * tree-ssa-pre.c: Include langhooks.h.
26419 (eliminate_dom_walker::before_dom_children): Use
26420 lang_hooks.decl_printable_name instead of
26421 cgraph_node::get ()->name ().
26423 PR middle-end/68960
26424 * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
26425 it and DECL_ALIGN too.
26427 2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com>
26429 * config/mips/mips-ftypes.def: Sort to lexicographical order.
26431 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
26434 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
26435 depending on frame_pointer_needed before remaining integer and SSE
26436 registers are saved.
26438 2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
26440 * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
26441 mode iterator with VSX_M2.
26442 (*p9_vecstore_<mode>): Likewise.
26443 (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
26444 (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
26445 (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
26446 (define_split for VSX_LE128 stores): Likewise.
26447 (define_peephole2 for TImode LE swaps): Likewise.
26448 (define_split for VSX_LE128 post-reload stores): Likewise.
26450 2016-01-06 Marek Polacek <polacek@redhat.com>
26453 * convert.c (convert_to_integer_1): Adjust call to
26454 ubsan_instrument_float_cast. Use NULL_TREE instead of NULL.
26455 * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use
26456 EXPR instead of ARG.
26457 * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
26459 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
26462 * doc/extend.texi (RL78 Variable Attributes): New section.
26464 2016-01-05 Marek Polacek <polacek@redhat.com>
26467 * builtins.c (get_memmodel): Use expansion point location rather than
26468 the input location. Call warning_at rather than warning.
26469 (expand_builtin_atomic_compare_exchange): Likewise.
26470 (expand_builtin_atomic_load): Likewise.
26471 (expand_builtin_atomic_store): Likewise.
26472 (expand_builtin_atomic_clear): Likewise.
26474 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
26477 * config/i386/i386.c (ix86_expand_vector_logical_operator):
26478 Replace nonimmediate_operand with vector_operand.
26479 * config/i386/predicates.md (vector_operand): New predicate.
26480 (general_vector_operand): Replace nonimmediate_operand with
26482 * config/i386/sse.md: Replace nonimmediate_operand with
26483 vector_operand and m constraint with Bm constraint on SSE
26484 patterns with 16-byte memory operand.
26485 * config/i386/subst.md (round_nimm_predicate): Replace
26486 nonimmediate_operand with vector_operand.
26487 (round_saeonly_nimm_predicate): Likewise.
26488 (round_saeonly_nimm_scalar_predicate): New.
26490 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
26493 * config/i386/constraints.md (Bm): New constraint.
26494 * config/i386/predicates.md (vector_memory_operand): New
26496 * config/i386/sse.md: Replace xm with xBm in plusminus and
26497 any_logic patterns.
26499 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
26502 * doc/extend.texi (V850 Function Attributes): New section.
26503 (V850 Variable Attributes): New section.
26505 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
26508 * doc/extend.texi (MicroBlaze Function Attributes): Document
26509 interrupt_handler and fast_interrupt attributes.
26511 2016-01-05 Sergei Trofimovich <siarheit@google.com>
26514 * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
26515 for local symbolic operands.
26516 * config/ia64/predicates.md (local_symbolic_operand64): New
26519 2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
26521 PR rtl-optimization/68651
26522 * combine.c (combine_simplify_rtx): Canonicalize x + x into
26525 2016-01-05 Nathan Sidwell <nathan@acm.org>
26527 * alias.c (compare_base_decls): Use symtab_node::get.
26529 2016-01-05 Nick Clifton <nickc@redhat.com>
26532 * ira-costs.c (copy_cost): Initialise the t_icode field of the
26533 secondary_reload_info structure.
26536 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
26537 decls if weak support is available.
26539 2016-01-04 Martin Sebor <msebor@redhat.com>
26541 * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
26543 2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
26545 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
26546 OPTION_MASK_P9_DFORM.
26548 * config/rs6000/constraints.md (wo constraint): New constraint for
26551 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
26553 (rs6000_init_hard_regno_mode_ok): Likewise.
26555 * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
26558 * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
26559 expanders not to have constraints. Add support for ISA 3.0 xxperm
26560 instruction. Add support for fusing xxlor with xxperm.
26561 (altivec_vperm_<mode>_internal): Likewise.
26562 (altivec_vperm_v8hiv16qi): Likewise.
26563 (altivec_vperm_<mode>v16q): Likewise.
26564 (altivec_vperm_<mode>_uns): Likewise.
26565 (vperm_v8hiv4si): Likewise.
26566 (vperm_v16qiv8hi): Likewise.
26568 * doc/md.texi (RS/6000 constraints): Document wo constraint.
26570 2016-01-04 Jakub Jelinek <jakub@redhat.com>
26572 Update copyright years.
26574 * gcc.c (process_command): Update copyright notice dates.
26575 * gcov-dump.c (print_version): Ditto.
26576 * gcov.c (print_version): Ditto.
26577 * gcov-tool.c (print_version): Ditto.
26578 * gengtype.c (create_file): Ditto.
26579 * doc/cpp.texi: Bump @copying's copyright year.
26580 * doc/cppinternals.texi: Ditto.
26581 * doc/gcc.texi: Ditto.
26582 * doc/gccint.texi: Ditto.
26583 * doc/gcov.texi: Ditto.
26584 * doc/install.texi: Ditto.
26585 * doc/invoke.texi: Ditto.
26587 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
26589 * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
26590 modes larger than TImode as TImode if NEON is not enabled.
26592 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
26595 * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
26596 mode for %f0-%f31 only if TARGET_FPU.
26598 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
26601 * config/sparc/sparc.c (scan_record_type): Take into account subfields
26602 to compute the PACKED_P predicate.
26603 (function_arg_record_value): Minor tweaks.
26605 2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
26607 * doc/install.texi (--with-multilib-list): Describe the meaning of the
26608 option for arm*-*-* targets.
26610 2016-01-03 Sandra Loosemore <sandra@codesourcery.com>
26612 * doc/extend.texi (Common Function Attributes): Move docs for
26613 MSP430-specific attributes to....
26614 (MSP430 Function Attributes): ...here. Delete the redundant
26615 entries and copy-edit the remaining text.
26616 (MSP430 Variable Attributes): Use uniform format for index
26617 entries and add a cross-reference to the corresponding function
26620 2016-01-03 Vladimír Čunát <vcunat@gmail.com>
26622 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
26624 (x86 Options): Likewise.
26626 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
26630 * extend.texi (Common Function Attributes) <no_stack_limit>: New.
26631 * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
26632 to corresponding attribute.
26634 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
26636 * doc/extend.texi (Common Function Attributes) <noplt>: Move
26637 to correct alphabetization of table. Copy-edit and correct
26639 <stack_protect>: Likewise.
26640 <target_clones>: Likewise.
26642 * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
26643 Correct punctuation.
26644 (Code Gen Options) <-fno-plt>: Copy-edit.
26646 2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
26649 * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
26650 SI values. Explicitly convert SI to DI and vice-versa.
26652 2016-01-01 Jakub Jelinek <jakub@redhat.com>
26654 PR tree-optimization/69070
26655 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
26656 REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
26659 * ubsan.c (ubsan_instrument_float_cast): Call
26660 initialize_sanitizer_builtins.
26663 * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
26665 Copyright (C) 2016 Free Software Foundation, Inc.
26667 Copying and distribution of this file, with or without modification,
26668 are permitted in any medium without royalty provided the copyright
26669 notice and this notice are preserved.