1 2016-10-17 Bernd Edlinger <bernd.edlinger@hotmail.de>
4 * config/arm/arm.c (arm_emit_coreregs_64bit_shift): Clear the result
6 * config/arm/arm.md (ashldi3, ashrdi3, lshrdi3): Don't FAIL if
9 2016-10-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11 * config/aarch64/aarch64.c: Delete inclusion of
12 cortex-a57-fma-steering.h.
13 (aarch64_override_options): Delete call
14 to aarch64_register_fma_steering.
15 * config/aarch64/aarch64-protos.h (make_pass_fma_steering): Declare.
16 * config/aarch64/cortex-a57-fma-steering.h: Delete.
17 * config/aarch64/aarch64-passes.def: New file.
18 * config/aarch64/cortex-a57-fma-steering.c
19 (aarch64_register_fma_steering): Delete definition.
20 (make_pass_fma_steering): Remove static qualifier.
21 * config/aarch64/t-aarch64 (PASSES_EXTRA): New directive.
22 (cortex-a57-fma-steering.o): Remove dependency on
23 cortex-a57-fma-steering.h.
25 2016-10-17 Eric Botcazou <ebotcazou@adacore.com>
27 * explow.c (validize_mem): Do not modify the argument in-place.
29 2016-10-17 Thomas Schwinge <thomas@codesourcery.com>
31 * tree-streamer.c (record_common_node): Explicitly list expected
34 2016-10-17 Richard Biener <rguenther@suse.de>
36 PR tree-optimization/77988
37 * tree-vrp.c (remove_range_assertions): Use replace_uses_by.
39 2016-10-17 Marek Polacek <polacek@redhat.com>
41 * Makefile.in (C_COMMON_OBJS): Add c-family/c-attribs.o.
43 2016-10-17 Richard Biener <rguenther@suse.de>
45 * bb-reorder.c (reorder_basic_blocks_simple): Clear BB_VISITED
48 2016-10-17 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
50 PR tree-optimization/71636
51 * match.pd (x & ((1 << b) - 1) -> x & ~(~0 << b)): New pattern.
53 2016-10-17 Richard Biener <rguenther@suse.de>
55 * gimplify.c (gimplify_function_tree): Do not move the outer
58 2016-10-17 Jakub Jelinek <jakub@redhat.com>
60 * langhooks.h (struct lang_hooks_for_decls): Remove
61 function_decl_explicit_p, function_decl_deleted_p and
62 function_decl_defaulted hooks. Add decl_dwarf_attribute hook.
63 * langhooks-def.h (lhd_decl_dwarf_attribute): Declare.
64 (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P,
65 LANG_HOOKS_FUNCTION_DECL_DELETED_P,
66 LANG_HOOKS_FUNCTION_DECL_DEFAULTED): Remove.
67 (LANG_HOOKS_DECL_DWARF_ATTRIBUTE): Define.
68 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P,
69 LANG_HOOKS_FUNCTION_DECL_DELETED_P and
70 LANG_HOOKS_FUNCTION_DECL_DEFAULTED. Add
71 LANG_HOOKS_DECL_DWARF_ATTRIBUTE.
72 * langhooks.c (lhd_decl_dwarf_attribute): New function.
73 * dwarf2out.c (gen_subprogram_die): Use
74 lang_hooks.decls.decl_dwarf_attribute instead of
75 lang_hooks.decls.function_decl_*.
77 2016-10-16 Eric Botcazou <ebotcazou@adacore.com>
81 * common.opt (-ftrampolines): New option.
82 * doc/invoke.texi (Code Gen Options): Document it.
83 * doc/tm.texi.in (Trampolines): Add TARGET_CUSTOM_FUNCTION_DESCRIPTORS.
84 * doc/tm.texi: Regenerate.
85 * builtins.def: Add init_descriptor and adjust_descriptor.
86 * builtins.c (expand_builtin_init_trampoline): Do not issue a warning
87 on platforms with descriptors.
88 (expand_builtin_init_descriptor): New function.
89 (expand_builtin_adjust_descriptor): Likewise.
90 (expand_builtin) <BUILT_IN_INIT_DESCRIPTOR>: New case.
91 <BUILT_IN_ADJUST_DESCRIPTOR>: Likewise.
92 * calls.c (prepare_call_address): Remove SIBCALLP parameter and add
93 FLAGS parameter. Deal with indirect calls by descriptor and adjust.
94 Set STATIC_CHAIN_REG_P on the static chain register, if any.
95 (call_expr_flags): Set ECF_BY_DESCRIPTOR for calls by descriptor.
96 (expand_call): Likewise. Move around call to prepare_call_address
97 and pass all flags to it.
98 * cfgexpand.c (expand_call_stmt): Reinstate CALL_EXPR_BY_DESCRIPTOR.
99 * gimple.h (enum gf_mask): New GF_CALL_BY_DESCRIPTOR value.
100 (gimple_call_set_by_descriptor): New setter.
101 (gimple_call_by_descriptor_p): New getter.
102 * gimple.c (gimple_build_call_from_tree): SetCALL_EXPR_BY_DESCRIPTOR.
103 (gimple_call_flags): Deal with GF_CALL_BY_DESCRIPTOR.
104 * langhooks.h (struct lang_hooks): Add custom_function_descriptors.
105 * langhooks-def.h (LANG_HOOKS_CUSTOM_FUNCTION_DESCRIPTORS): Define.
106 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_CUSTOM_FUNCTION_DESCRIPTORS.
107 * rtl.h (STATIC_CHAIN_REG_P): New macro.
108 * rtlanal.c (find_first_parameter_load): Skip static chain registers.
109 * target.def (custom_function_descriptors): New POD hook.
110 * tree.h (FUNC_ADDR_BY_DESCRIPTOR): New flag on ADDR_EXPR.
111 (CALL_EXPR_BY_DESCRIPTOR): New flag on CALL_EXPR.
112 * tree-core.h (ECF_BY_DESCRIPTOR): New mask.
113 Document FUNC_ADDR_BY_DESCRIPTOR and CALL_EXPR_BY_DESCRIPTOR.
114 * tree.c (make_node_stat) <tcc_declaration>: Use FUNCTION_ALIGNMENT.
115 (build_common_builtin_nodes): Initialize init_descriptor and
117 * tree-nested.c: Include target.h.
118 (struct nesting_info): Add 'any_descr_created' field.
119 (get_descriptor_type): New function.
120 (lookup_element_for_decl): New function extracted from...
121 (create_field_for_decl): Likewise.
122 (lookup_tramp_for_decl): ...here. Adjust.
123 (lookup_descr_for_decl): New function.
124 (convert_tramp_reference_op): Deal with descriptors.
125 (build_init_call_stmt): New function extracted from...
126 (finalize_nesting_tree_1): ...here. Adjust and deal with descriptors.
127 * defaults.h (FUNCTION_ALIGNMENT): Define.
128 (TRAMPOLINE_ALIGNMENT): Set to above instead of FUNCTION_BOUNDARY.
129 * config/i386/i386.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Define.
130 * config/ia64/ia64.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Likewise.
131 * config/rs6000/rs6000.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS):Likewise.
132 * config/sparc/sparc.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Likewise.
134 2016-10-16 Eric Botcazou <ebotcazou@adacore.com>
136 * config/sparc/sparc.c (sparc_expand_vector_init): Only accept literal
137 constants in CONST_VECTORs.
139 2016-10-15 Eric Botcazou <ebotcazou@adacore.com>
141 * config/sparc/sparc.c (sparc_expand_vec_perm_bmask): Use a scratch
142 register as destination of bmask.
143 (vector_init_bshuffle): Likewise.
144 * config/sparc/sparc.md (vec_perm_constv8qi): Likewise.
145 (bmaskdi_vis): Enable only in 64-bit mode.
147 2016-10-15 Segher Boessenkool <segher@kernel.crashing.org>
149 * config/rs6000/rs6000.c (rs6000_get_separate_components): Do not
150 make LR a separately shrink-wrapped component unless savres_strategy
151 contains all of {SAVE,REST}_INLINE_{GPRS,FPRS,VRS}. Do not wrap
152 GPRs unless both {SAVE,REST}_INLINE_GPRS. Do not disallow all
153 wrapping when not both {SAVE,REST}_INLINE_GPRS.
155 2016-10-15 Eric Botcazou <ebotcazou@adacore.com>
157 * optabs.c (expand_parity): Fix mode mismatch, add final conversion
158 and keep looping on failure.
160 2016-10-14 David Malcolm <dmalcolm@redhat.com>
162 * print-rtl-function.c (print_edge): Omit "(flags)" when none are
164 (print_rtx_function): Update example in comment for...
165 * print-rtl.c (print_rtx_operand_code_r): In compact mode, print
166 non-virtual pseudos with a '%' sigil followed by the regno, offset
167 by (LAST_VIRTUAL_REGISTER + 1), so that the first non-virtual
168 pseudo is dumped as "%0".
170 2016-10-14 Jakub Jelinek <jakub@redhat.com>
173 * expr.c (expand_expr_real_1) <case CONST_DECL>: For EXPAND_WRITE
176 2016-10-14 Eric Botcazou <ebotcazou@adacore.com>
178 * config/sparc/sparc-passes.def: New file.
179 * config/sparc/t-sparc (PASSES_EXTRA): Add sparc-passes.def.
180 * config/sparc/sparc-protos.h (make_pass_work_around_errata): New.
181 * config/sparc/sparc.c (sparc_option_override): Don't register passes.
183 2016-10-14 Pat Haugen <pthaugen@us.ibm.com>
185 * loop-unroll.c (unroll_loop_runtime_iterations): Condition initial
186 loop peel to loops with exit test at the beginning.
188 2016-10-14 Pat Haugen <pthaugen@us.ibm.com>
190 PR rtl-optimization/68212
191 * cfgloopmanip.c (duplicate_loop_to_header_edge): Use preheader edge
192 frequency when computing scale factor for peeled copies.
193 * loop-unroll.c (unroll_loop_runtime_iterations): Fix freq/count
194 values for switch/peel blocks/edges.
196 2016-10-14 Pedro Alves <palves@redhat.com>
198 * coretypes.h (OVERRIDE, FINAL): Delete, moved to include/ansidecl.h.
200 2016-10-14 Catherine Moore <clm@codesourcery.com>
202 * gcc/config/mips/mips.c (mips_prepare_pch_save): Initialize
203 micromips_globals to zero.
205 2016-10-14 Richard Biener <rguenther@suse.de>
207 PR tree-optimization/77979
208 * tree-vrp.c (compare_name_with_value): Handle released SSA names
209 in the equivalency sets.
210 (compare_names): Likewise.
212 2016-10-14 Martin Liska <mliska@suse.cz>
214 * builtins.h(target_char_cst_p): Declare the function.
215 * builtins.c (fold_builtin_memchr): Remove.
216 (target_char_cst_p): Move the function from gimple-fold.c.
217 (fold_builtin_3): Do not call the function.
218 * gimple-fold.c (gimple_fold_builtin_memchr): New function.
219 (gimple_fold_builtin): Call the function.
220 * fold-const-call.c (fold_const_call_1): Handle CFN_BUILT_IN_MEMCHR.
222 2016-10-14 Martin Liska <mliska@suse.cz>
224 * builtins.c (fold_builtin_strcmp): Remove function.
225 (fold_builtin_strncmp): Likewise.
226 (fold_builtin_2): Remove call of the function.
227 (fold_builtin_3): Likewise.
228 * fold-const-call.c (fold_const_call): Add constant folding
229 for CFN_BUILT_IN_STRCASECMP and CFN_BUILT_IN_STRNCASECMP.
230 * fold-const-call.h (build_cmp_result): Declare the function.
231 * gimple-fold.c (gimple_load_first_char): New function.
232 (gimple_fold_builtin_string_compare): Likewise.
233 (gimple_fold_builtin): Call the function.
235 2016-10-14 Nathan Sidwell <nathan@acm.org>
237 * gcov-io.c (gcov_open): Deconstify 'mode'.
239 2016-10-14 Martin Liska <mliska@suse.cz>
241 * fold-const.c (c_getstr): Support of properly \0-terminated
242 string constants. New argument is added.
243 * fold-const.h: New argument is added.
245 2016-10-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
247 * config/aarch64/aarch64.c (aarch64_print_hint_for_core_or_arch):
249 (aarch64_print_hint_for_core): Likewise.
250 (aarch64_print_hint_for_arch): Likewise.
251 (aarch64_validate_march): Use it. Fix indentation in type signature.
252 (aarch64_validate_mcpu): Use aarch64_print_hint_for_core_or_arch.
253 (aarch64_validate_mtune): Likewise.
254 (aarch64_handle_attr_arch): Likewise.
255 (aarch64_handle_attr_cpu): Likewise.
256 (aarch64_handle_attr_tune): Likewise.
258 2016-10-14 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
260 * optabs.def: Remove optab function gen_int_libfunc for sdivmod_optab
263 2016-10-13 Andreas Schwab <schwab@linux-m68k.org>
265 * config/m68k/m68k.c (m68k_option_override): Check
266 opt_fstack_limit_symbol_arg and opt_fstack_limit_register_no
267 instead of stack_limit_rtx.
269 2016-10-13 Jakub Jelinek <jakub@redhat.com>
271 * dwarf2out.c (gen_member_die): Handle inline static data member
274 2016-10-13 Nathan Sidwell <nathan@acm.org>
276 * gcov-io.c (gcov_open): Fix documentation. Simplify setting
277 gcov_var.mode. Remove unnecessary fstat.
279 2016-10-13 Segher Boessenkool <segher@kernel.crashing.org>
282 * function.c (thread_prologue_and_epilogue_insns): Call all
283 make_*logue_seq in the same order as traditional. Call them
284 all a second time if shrink_wrapped_separate.
286 2016-10-13 Marek Polacek <polacek@redhat.com>
288 * Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn,
289 insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Don't
292 2016-10-13 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
294 PR tree-optimization/77937
295 * gimple-ssa-strength-reduction.c (analyze_increments): Set cost
296 to infinite when we have a pointer with an increment of -1.
298 2016-10-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
300 * coretypes.h: Move MEMMODEL_* macros and enum memmodel definition
302 * memmodel.h: This file.
303 * alias.c, asan.c, auto-inc-dec.c, bb-reorder.c, bt-load.c,
304 caller-save.c, calls.c, ccmp.c, cfgbuild.c, cfgcleanup.c,
305 cfgexpand.c, cfgloopanal.c, cfgrtl.c, cilk-common.c, combine.c,
306 combine-stack-adj.c, common/config/aarch64/aarch64-common.c,
307 common/config/arm/arm-common.c, common/config/bfin/bfin-common.c,
308 common/config/c6x/c6x-common.c, common/config/i386/i386-common.c,
309 common/config/ia64/ia64-common.c, common/config/nvptx/nvptx-common.c,
310 compare-elim.c, config/aarch64/aarch64-builtins.c,
311 config/aarch64/aarch64-c.c, config/aarch64/cortex-a57-fma-steering.c,
312 config/arc/arc.c, config/arc/arc-c.c, config/arm/arm-builtins.c,
313 config/arm/arm-c.c, config/avr/avr.c, config/avr/avr-c.c,
314 config/avr/avr-log.c, config/bfin/bfin.c, config/c6x/c6x.c,
315 config/cr16/cr16.c, config/cris/cris.c, config/darwin-c.c,
316 config/darwin.c, config/epiphany/epiphany.c,
317 config/epiphany/mode-switch-use.c,
318 config/epiphany/resolve-sw-modes.c, config/fr30/fr30.c,
319 config/frv/frv.c, config/ft32/ft32.c, config/h8300/h8300.c,
320 config/i386/i386-c.c, config/i386/winnt.c, config/iq2000/iq2000.c,
321 config/lm32/lm32.c, config/m32c/m32c.c, config/m32r/m32r.c,
322 config/m68k/m68k.c, config/mcore/mcore.c,
323 config/microblaze/microblaze.c, config/mmix/mmix.c,
324 config/mn10300/mn10300.c, config/moxie/moxie.c,
325 config/msp430/msp430.c, config/nds32/nds32-cost.c,
326 config/nds32/nds32-intrinsic.c, config/nds32/nds32-md-auxiliary.c,
327 config/nds32/nds32-memory-manipulation.c,
328 config/nds32/nds32-predicates.c, config/nds32/nds32.c,
329 config/nios2/nios2.c, config/nvptx/nvptx.c, config/pa/pa.c,
330 config/pdp11/pdp11.c, config/rl78/rl78.c, config/rs6000/rs6000-c.c,
331 config/rx/rx.c, config/s390/s390-c.c, config/s390/s390.c,
332 config/sh/sh.c, config/sh/sh-c.c, config/sh/sh-mem.cc,
333 config/sh/sh_treg_combine.cc, config/sol2.c, config/spu/spu.c,
334 config/stormy16/stormy16.c, config/tilegx/tilegx.c,
335 config/tilepro/tilepro.c, config/v850/v850.c, config/vax/vax.c,
336 config/visium/visium.c, config/vms/vms-c.c, config/xtensa/xtensa.c,
337 coverage.c, cppbuiltin.c, cprop.c, cse.c, cselib.c, dbxout.c, dce.c,
338 df-core.c, df-problems.c, df-scan.c, dojump.c, dse.c, dwarf2asm.c,
339 dwarf2cfi.c, dwarf2out.c, emit-rtl.c, except.c, explow.c, expmed.c,
340 expr.c, final.c, fold-const.c, function.c, fwprop.c, gcse.c,
341 ggc-page.c, haifa-sched.c, hsa-brig.c, hsa-gen.c, hw-doloop.c,
342 ifcvt.c, init-regs.c, internal-fn.c, ira-build.c, ira-color.c,
343 ira-conflicts.c, ira-costs.c, ira-emit.c, ira-lives.c, ira.c, jump.c,
344 loop-doloop.c, loop-invariant.c, loop-iv.c, loop-unroll.c,
345 lower-subreg.c, lra.c, lra-assigns.c, lra-coalesce.c,
346 lra-constraints.c, lra-eliminations.c, lra-lives.c, lra-remat.c,
347 lra-spills.c, mode-switching.c, modulo-sched.c, omp-low.c, passes.c,
348 postreload-gcse.c, postreload.c, predict.c, print-rtl-function.c,
349 recog.c, ree.c, reg-stack.c, regcprop.c, reginfo.c, regrename.c,
350 reload.c, reload1.c, reorg.c, resource.c, rtl-chkp.c, rtl-tests.c,
351 rtlanal.c, rtlhooks.c, sched-deps.c, sched-rgn.c, sdbout.c,
352 sel-sched-ir.c, sel-sched.c, shrink-wrap.c, simplify-rtx.c,
353 stack-ptr-mod.c, stmt.c, stor-layout.c, target-globals.c,
354 targhooks.c, toplev.c, tree-nested.c, tree-outof-ssa.c,
355 tree-profile.c, tree-ssa-coalesce.c, tree-ssa-ifcombine.c,
356 tree-ssa-loop-ivopts.c, tree-ssa-loop.c, tree-ssa-reassoc.c,
357 tree-ssa-sccvn.c, tree-vect-data-refs.c, ubsan.c, valtrack.c,
358 var-tracking.c, varasm.c: Include memmodel.h.
359 * genattrtab.c (write_header): Include memmodel.h in generated file.
360 * genautomata.c (main): Likewise.
361 * gengtype.c (open_base_files): Likewise.
362 * genopinit.c (main): Likewise.
363 * genconditions.c (write_header): Include memmodel.h earlier in
365 * genemit.c (main): Likewise.
366 * genoutput.c (output_prologue): Likewise.
367 * genpeep.c (main): Likewise.
368 * genpreds.c (write_insn_preds_c): Likewise.
369 * genrecog.c (write_header): Likewise.
370 * Makefile.in (PLUGIN_HEADERS): Include memmodel.h
372 2016-10-13 David Malcolm <dmalcolm@redhat.com>
374 * function-tests.c (selftest::test_expansion_to_rtl): Add "true"
375 for new "compact" param of print_rtx_function. Check for "cinsn"
377 * print-rtl-function.c (flag_compact): New decl.
378 (print_rtx_function): Add param "compact" and use it to set
379 flag_compact, adding a description of the effect to the leading
380 comment, and updating the example output.
381 * print-rtl.c (flag_compact): New variable.
382 (print_rtx_operand_code_0): Omit the JUMP_LABEL reference in compact
384 (print_rtx_operand_code_i): When printing source locations, wrap
385 xloc.file in quotes. Don't print INSN_CODEs in compact mode.
386 (print_rtx_operand_code_r): Don't print regnos for hard regs and
387 virtuals in compact mode.
388 (print_rtx_operand_code_u): Don't print insn UIDs in compact mode,
389 apart from in LABEL_REFs.
390 (print_rtx_operand): In case 'w', don't print in hex in compact mode.
391 Don't print basic block ids in compact mode.
392 (print_rtx): In compact mode, prefix the code of insns with "c",
393 only print the INSN_UID of CODE_LABELs, and omit their LABEL_NUSES.
394 * print-rtl.h (print_rtx_function): Add "compact" param.
396 2016-10-13 Richard Earnshaw <rearnsha@arm.com>
398 * arm.h (TARGET_VFP): Delete.
399 (TARGET_VFPD32): Remove references to TARGET_VFP.
400 (TARGET_VFP3, TARGET_VFP5): Likewise.
401 (TARGET_VFP_SINGLE, TARGET_VFP_DOUBLE): Likewise.
402 (TARGET_NEON_FP16): Likewise.
403 (TARGET_FMA): Likewise.
404 (TARGET_CRYPTO): Likewise.
405 (TARGET_NEON): Likewise.
406 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
407 (FUNCTION_ARG_REGNO_P): Likewise.
408 * arm.c (arm_option_check_internal): Likewise.
409 (arm_option_override): Likewise.
410 (use_return_insn): Likewise.
411 (arm_function_value_regno_p): Likewise.
412 (arm_apply_result_size): Likewise.
413 (use_vfp_abi): Likewise.
414 (arm_legitimate_address_outer_p): Likewise.
415 (thumb2_legitimate_address_p): Likewise.
416 (arm_legitimate_index_p): Likewise.
417 (thumb2_legitimate_index_p): Likewise.
418 (arm_legitimate_address): Likewise.
419 (arm_get_vfp_saved_size): Likewise.
420 (arm_emit_vfp_multi_reg_pop): Likewise.
421 (arm_get_frame_offsets): Likewise.
422 (arm_save_coproc_regs): Likewise.
423 (arm_hard_regno_mode_ok): Likewise.
424 (arm_expand_epilogue_apcs_frame): Likewise.
425 (arm_expand_epilogue): Likewise.
426 (arm_file_start): Likewise.
427 (arm_conditional_register_usage): Likewise.
428 (arm_validize_comparison): Use vfp_compare_operand directly.
429 * arm-builtins.c (arm_init_builtins): Remove references to TARGET_VFP.
430 (arm_expand_vfp_builtin): Use TARGET_HARD_FLOAT for detecting
432 (arm_atomic_assign_expand_fenv): Likewise.
433 * arm.md (divsf3): Likewise.
434 (arm_negsi2): Likewise.
436 (arm_movdi): Likewise.
437 (arm_movt): Likewise.
438 (cbranchsf4): Change predicate to vfp_compare_operand.
439 (cbranchdf4): Change predicate to vfp_compare_operand.
440 (cstorehf4): Change predicate to vfp_compare_operand.
441 (cstoresf4): Change predicate to vfp_compare_operand.
442 (cstoredf4): Change predicate to vfp_compare_operand.
443 (vfp_pop_multiple_with_writeback): Remove references to TARGET_VFP.
444 (movhi_insn_arch4, movhi_bytes): Likewise.
445 * constraints.md (Dt): Likewise.
447 * iterators.md (SDF): Likewise.
448 * predicates.md (arm_float_compare_operand): Delete.
449 (const_double_vcvt_power_of_two_reciprocal): Remove references to
451 (const_double_vcvt_power_of_two): Likewise.
452 * thumb2.md thumb2_movsi_insn): Likewise.
453 * vfp.md (arm_movhi_vfp, thumb2_movhi_vfp): Likewise.
454 (movhf_vfp): Likewise.
455 (arm_movsi_vfp, thumb2_movsi_vfp): Likewise.
456 (movdi_vfp, movdi_vfp_cortexa8): Likewise.
457 (movsf_vfp, thumb2_movsf_vfp): Likewise.
458 (movdf_vfp, thumb2_movdf_vfp): Likewise.
459 (movsfcc_vfp, abssf2_vfp, negsf2_vfp, addsf3_vfp): Likewise.
460 (subsf3_vfp, divsf3_vfp): Likewise.
461 (mulsf3_vfp, mulsf3negsf_vfp, negmulsf3_vfp): Likewise.
462 (mulsf3addsf_vfp, (mulsf3subsf_vfp, mulsf3negsfaddsf_vfp): Likewise.
463 (mulsf3negsfsubsf_vfp): Likewise.
464 (truncsisf2_vfp, fixuns_truncsfsi2, floatsisf2_vfp): Likewise.
465 (floatunssisf2, sqrtsf2_vfp): Likewise.
466 (movcc_vfp): Likewise.
467 (cmpsf_split_vfp, cmpsf_trap_split_vfp): Likewise.
468 (cmpsf_vfp, cmpsf_trap_vfp): Likewise.
469 (push_multi_vfp): Likewise.
470 (set_fpscr, get_fpscr): Likewise.
471 * arm-c.c (arm_cpu_builtins): Unconditionally define __VFP_FP__.
473 2016-10-13 Richard Earnshaw <rearnsha@arm.com>
475 * arm.h (TARGET_VFP): Unconditionally define to 1.
476 (arm_fpu_desc): Remove 'model' field.
477 (TARGET_FPU_MODEL): Delete.
478 * arm.c (all_fpus): Don't initialize the model field.
479 (arm_can_inline_p): Don't check the FPU model.
480 * arm-fpus.def: Remove redundant model field from all FPU
483 2016-10-13 Richard Biener <rguenther@suse.de>
486 * genmatch.c (struct capture): Add value_match member.
487 (commutate): Preserve value_match.
488 (lower_opt_convert): Likewise.
489 (lower_cond): Likewise.
490 (replace_id): Likewise.
491 (struct dt_operand): Add value_match member.
492 (decision_tree::cmp_node): Compare it.
493 (decision_tree::insert_operand): Honor it when finding and
494 when appending a DT_MATCH.
495 (dt_operand::gen_match_op): Generate a type check after
496 operand_equal_p if ! value_match for both GENERIC and GIMPLE.
497 (parser::get_internal_capture_id): New helper.
498 (parser::finish_match_operand): New function lowering @@<id>.
499 (parser::parse_capture): Parse @@<id> as value-match.
500 (parser::parse_expr): Use get_internal_capture_id.
501 (parser::parse_simplify): Call finish_match_operand.
502 (walk_captures): New helper.
503 * match.pd (X - (X / Y) * Y -> X % Y): Use value-matching instead
505 ((X /[ex] A) * A -> X): Likewise.
506 ((X | Y) ^ X -> Y & ~ X): Handle constants properly by using
507 convert[12] and value-matching.
508 ((A | B) & (A | C) -> A | (B & C)): Likewise.
509 ((X | Y) | Y -> X | Y): Likewise.
510 ((X ^ Y) ^ Y -> X): Likewise.
511 (A - (A & B) -> ~B & A): Likewise.
512 ((T)(P + A) - (T)P -> (T) A): Likewise.
513 ((T)P - (T)(P + A) -> -(T) A): Likewise.
514 ((T)(P + A) - (T)(P + B) -> (T)A - (T)B): Likewise.
515 * doc/match-and-simplify.texi: Amend capture section.
517 2016-10-13 Claudiu Zissulescu <claziss@synopsys.com>
519 * config/arc/arc.md (umul_600): Remove predicated variant.
520 (umul64_600): Likewise.
522 2016-10-13 Claudiu Zissulescu <claziss@synopsys.com>
524 * config/arc/arc.h (INSN_LENGTH_ALIGNMENT): Change.
526 2016-10-13 Bin Cheng <bin.cheng@arm.com>
528 * tree-vect-loop.c (loop_niters_no_overflow): New func.
529 (vect_transform_loop): Call loop_niters_no_overflow. Pass the
530 no-overflow information to vect_do_peeling_for_loop_bound and
531 vect_gen_vector_loop_niters.
533 2016-10-13 Bin Cheng <bin.cheng@arm.com>
535 * tree-predcom.c (tree_predictive_commoning_loop): Skip loop that only
538 2016-10-13 Bin Cheng <bin.cheng@arm.com>
540 * tree-vect-loop-manip.c (adjust_vec_debug_stmts): Don't release
541 adjust_vec automatically.
542 (slpeel_add_loop_guard): Remove param cond_expr_stmt_list. Rename
543 param exit_bb to guard_to.
544 (slpeel_checking_verify_cfg_after_peeling):
545 (set_prologue_iterations):
546 (create_lcssa_for_virtual_phi): New func which is factored out from
547 slpeel_tree_peel_loop_to_edge.
548 (slpeel_tree_peel_loop_to_edge):
549 (iv_phi_p): New func.
550 (vect_can_advance_ivs_p): Call iv_phi_p.
551 (vect_update_ivs_after_vectorizer): Call iv_phi_p. Directly insert
552 new gimple stmts in basic block.
553 (vect_do_peeling_for_loop_bound):
554 (vect_do_peeling_for_alignment):
555 (vect_gen_niters_for_prolog_loop): Rename to...
556 (vect_gen_prolog_loop_niters): ...Rename from. Change parameters and
557 adjust implementation.
558 (vect_update_inits_of_drs): Fix code style issue. Convert niters to
559 sizetype if necessary.
560 (vect_build_loop_niters): Move to here from tree-vect-loop.c. Change
561 it to external function.
562 (vect_gen_scalar_loop_niters, vect_gen_vector_loop_niters): New.
563 (vect_gen_vector_loop_niters_mult_vf): New.
564 (slpeel_update_phi_nodes_for_loops): New.
565 (slpeel_update_phi_nodes_for_guard1): Reimplement.
566 (find_guard_arg, slpeel_update_phi_nodes_for_guard2): Reimplement.
567 (slpeel_update_phi_nodes_for_lcssa, vect_do_peeling): New.
568 * tree-vect-loop.c (vect_build_loop_niters): Move to file
569 tree-vect-loop-manip.c
570 (vect_generate_tmps_on_preheader): Delete.
571 (vect_transform_loop): Rename vectorization_factor to vf. Call
572 vect_do_peeling instead of vect_do_peeling-* functions.
573 * tree-vectorizer.h (vect_do_peeling): New decl.
574 (vect_build_loop_niters, vect_gen_vector_loop_niters): New decls.
575 (vect_do_peeling_for_loop_bound): Delete.
576 (vect_do_peeling_for_alignment): Delete.
578 2016-10-13 Bin Cheng <bin.cheng@arm.com>
580 * tree-vect-loop-manip.c (slpeel_tree_duplicate_loop_to_edge_cfg): Put
581 duplicated loop after its preheader and after the original loop.
583 2016-10-13 Bin Cheng <bin.cheng@arm.com>
585 * tree-vect-loop.c (vect_analyze_loop_2): Check and skip loop if it
586 has no enough iterations for LOOP_VINFO_PEELING_FOR_GAPS.
588 2016-10-13 Bin Cheng <bin.cheng@arm.com>
590 * tree-vect-loop.c (vectorizable_live_operation): Support handling
591 for live variable outside loop but not in lcssa form.
593 2016-10-13 Bin Cheng <bin.cheng@arm.com>
595 * cfg.c (reset_original_copy_tables): New func.
596 * cfg.h (reset_original_copy_tables): New decl.
598 2016-10-13 Jakub Jelinek <jakub@redhat.com>
601 * tree.h (FALLTHROUGH_LABEL_P): Use private_flag instead of
603 * varasm.c (default_binds_local_p_3): Formatting fix.
605 2016-10-13 Bin Cheng <bin.cheng@arm.com>
607 * tree-vect-loop-manip.c (slpeel_can_duplicate_loop_p): Fix code
609 (vect_do_peeling_for_loop_bound, vect_do_peeling_for_alignment):
612 2016-10-13 Martin Liska <mliska@suse.cz>
614 PR tree-optimization/77943
615 * tree-ssa-tail-merge.c (merge_stmts_p): Do not merge BBs with
616 a different EH landing pads.
618 2016-10-13 Jakub Jelinek <jakub@redhat.com>
621 * hooks.h (hook_tree_void_null): Declare.
622 * hooks.c (hook_tree_void_null): New function.
623 * langhooks.c (lhd_return_null_tree_v): Remove.
624 * langhooks-def.h (lhd_return_null_tree_v): Remove.
625 * cfgexpand.c (stack_protect_prologue): If guard_decl is NULL,
627 * function.c (stack_protect_epilogue): Likewise.
628 * config/tilepro/tilepro.c (TARGET_STACK_PROTECT_GUARD): Redefine
629 if TARGET_THREAD_SSP_OFFSET is defined.
630 * config/s390/s390.c (TARGET_STACK_PROTECT_GUARD): Likewise.
631 * config/sparc/sparc.c (TARGET_STACK_PROTECT_GUARD): Likewise.
632 * config/tilegx/tilegx.c (TARGET_STACK_PROTECT_GUARD): Likewise.
633 * config/rs6000/rs6000.c (TARGET_STACK_PROTECT_GUARD): Likewise.
634 * config/i386/i386.c (TARGET_STACK_PROTECT_GUARD): Likewise.
635 (ix86_stack_protect_guard): New function.
637 2016-10-13 Richard Biener <rguenther@suse.de>
639 * dwarf2out.c (tree_add_const_value_attribute): Do not try
640 rtl_for_decl_init during early phase.
641 (gen_variable_die): Do not create locations during early phase.
642 (gen_label_die): Likewise.
643 (decls_for_scope): Do not waste time handling BLOCK_NONLOCALIZED_VARs
646 2016-10-12 Richard Biener <rguenther@suse.de>
648 * tree-vrp.c (evrp_dom_walker::try_find_new_range): Renamed from
649 try_add_new_range and made to eturn new range.
650 (evrp_dom_walker::before_dom_children): Push op1 value range before
651 pushing op0 value range.
653 2016-10-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
655 PR tree-optimization/77937
656 * gimple-ssa-strength-reduction.c (analyze_increments): Use
657 POINTER_TYPE_P on the candidate type to determine whether
658 candidates in this chain require pointer arithmetic.
660 2016-10-12 Eric Botcazou <ebotcazou@adacore.com>
662 * config/visium/visium.c (visium_gimplify_va_arg): Emit a big-endian
663 correction if the type is smaller than a word.
664 (visium_select_cc_mode): Add ... fall through ... comment.
666 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
668 * config/rs6000/rs6000.c (machine_function): Add new fields
669 gpr_is_wrapped_separately and lr_is_wrapped_separately.
670 (TARGET_SHRINK_WRAP_GET_SEPARATE_COMPONENTS,
671 TARGET_SHRINK_WRAP_COMPONENTS_FOR_BB,
672 TARGET_SHRINK_WRAP_DISQUALIFY_COMPONENTS,
673 TARGET_SHRINK_WRAP_EMIT_PROLOGUE_COMPONENTS,
674 TARGET_SHRINK_WRAP_EMIT_EPILOGUE_COMPONENTS,
675 TARGET_SHRINK_WRAP_SET_HANDLED_COMPONENTS): Define.
676 (rs6000_get_separate_components): New function.
677 (rs6000_components_for_bb): New function.
678 (rs6000_disqualify_components): New function.
679 (rs6000_emit_prologue_components): New function.
680 (rs6000_emit_epilogue_components): New function.
681 (rs6000_set_handled_components): New function.
682 (rs6000_emit_prologue): Don't emit LR save if lr_is_wrapped_separately.
683 Don't emit GPR saves if gpr_is_wrapped_separately for that register.
684 (restore_saved_lr): Don't restore LR if lr_is_wrapped_separately.
685 (rs6000_emit_epilogue): Don't emit GPR restores if
686 gpr_is_wrapped_separately for that register. Don't make a
687 REG_CFA_RESTORE note for registers we did not restore, either.
689 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
691 * function.c (thread_prologue_and_epilogue_insns): Call
692 try_shrink_wrapping_separate. Compute the prologue_seq afterwards,
693 if it has possibly changed. Compute the split_prologue_seq and
694 epilogue_seq later, too.
695 * shrink-wrap.c: #include cfgbuild.h and insn-config.h.
696 (dump_components): New function.
697 (struct sw): New struct.
699 (init_separate_shrink_wrap): New function.
700 (fini_separate_shrink_wrap): New function.
701 (place_prologue_for_one_component): New function.
702 (spread_components): New function.
703 (disqualify_problematic_components): New function.
704 (emit_common_heads_for_components): New function.
705 (emit_common_tails_for_components): New function.
706 (insert_prologue_epilogue_for_components): New function.
707 (try_shrink_wrapping_separate): New function.
708 * shrink-wrap.h: Declare try_shrink_wrapping_separate.
710 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
712 * regrename.c (build_def_use): Invalidate chains that have a
713 REG_CFA_RESTORE on some instruction.
715 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
717 * dce.c (delete_unmarked_insns): Don't delete instructions with
718 a REG_CFA_RESTORE note.
720 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
722 * common.opt (-fshrink-wrap-separate): New flag.
723 * doc/invoke.texi: Document it.
724 * doc/tm.texi.in (Shrink-wrapping separate components): New subsection.
725 * doc/tm.texi: Regenerate.
726 * emit-rtl.h (struct rtl_data): New field shrink_wrapped_separate.
727 * target.def (shrink_wrap): New hook vector.
728 (get_separate_components, components_for_bb, disqualify_components,
729 emit_prologue_components, emit_epilogue_components,
730 set_handled_components): New hooks.
732 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
734 * config/rs6000/rs6000.c (rs6000_return_in_memory): Warn for
735 vector return by reference only if -Wpsabi.
736 (rs6000_pass_by_reference): Similarly, for argument passing.
738 2016-10-12 David Malcolm <dmalcolm@redhat.com>
740 * function-tests.c: Include "print-rtl.h".
741 (selftest::test_expansion_to_rtl): Call print_rtx_function on the
742 function, and verify what is dumped.
743 * print-rtl-function.c (print_edge): New function.
744 (begin_any_block): New function.
745 (end_any_block): New function.
746 (can_have_basic_block_p): New function.
747 (print_rtx_function): Track the basic blocks of insns in the
748 chain, wrapping those that are within blocks within "(block)"
749 directives. Remove the "(cfg)" directive.
751 2016-10-12 David Malcolm <dmalcolm@redhat.com>
753 * selftest.c (selftest::read_file): New function.
754 (selftest::test_read_file): New function.
755 (selftest::selftest_c_tests): Call test_read_file.
756 * selftest.h (selftest::read_file): New decl.
758 2016-10-12 Richard Biener <rguenther@suse.de>
761 * cgraphunit.c (analyze_functions): Preserve cgraph nodes
764 2016-10-12 Thomas Schwinge <thomas@codesourcery.com>
766 * lto-streamer.c: Fix LTO_STREAMER_DEBUG build.
768 * dwarf2out.c (dwarf2_lineno_debug_hooks): Use
769 dwarf2out_assembly_start.
771 * Makefile.in (SELFTEST_FLAGS): Add -nostdinc.
773 * Makefile.in (SELFTEST_FLAGS): New variable.
774 (s-selftest, selftest-gdb, selftest-valgrind): Use it.
776 * vmsdbgout.c (vmsdbg_debug_hooks): Add filename parameter to
779 2016-10-12 Georg-Johann Lay <avr@gjlay.de>
781 * rtl.h (struct rtx_def): Comment how RTX_FLAGS will be
784 2016-10-12 Martin Liska <mliska@suse.cz>
786 * gimple-fold.c (create_tmp_reg_or_ssa_name): New function.
787 (gimple_fold_builtin_memory_op): Use the function.
788 (gimple_fold_builtin_strchr): Likewise.
789 (gimple_fold_builtin_strcat): Likewise.
790 (gimple_build): Likewise.
792 2016-10-12 Nathan Sidwell <nathan@acm.org>
794 * diagnostic.c (diagnostc_report_diagnostic): Fix formatting.
796 2016-10-12 Pierre-Marie de Rodat <derodat@adacore.com>
798 * dwarf2out.c (int_loc_descriptor): Generate opcodes for another
799 equivalent 32-bit constant (modulo 2**32) when that yields
800 smaller instructions.
801 (size_of_int_loc_descriptor): Update accordingly.
803 2016-10-12 Pierre-Marie de Rodat <derodat@adacore.com>
805 * dwarf2out.c (dwarf2out_early_global_decl): For nested
806 functions, call dwarf2out_decl on the parent function first.
808 2016-10-12 Richard Biener <rguenther@suse.de>
810 * match.pd ((X /[ex] A) * A -> X): Remove unnecessary constraint
813 2016-10-12 Richard Biener <rguenther@suse.de>
815 * tree-ssa-propagate.c
816 (substitute_and_fold_dom_walker::before_dom_children): Do not
817 ignore ASSERT_EXPRs but only preserve them.
818 * tree-vrp.c (remove_range_assertions): Deal with ASSERT_EXPRs
819 that have been propagated into.
820 (vrp_finalize): Enable DCE for substitute_and_fold.
822 2016-10-12 Richard Biener <rguenther@suse.de>
824 PR tree-optimization/77920
825 * tree-vrp.c (simplify_div_or_mod_using_ranges): Simplify.
826 (simplify_min_or_max_using_ranges): Pass in gsi and use it.
827 (simplify_abs_using_ranges): Likewise.
828 (simplify_conversion_using_ranges): Likewise.
829 (simplify_stmt_using_ranges): Adjust.
831 2016-10-12 Jakub Jelinek <jakub@redhat.com>
833 PR tree-optimization/77929
834 * tree-ssa-reassoc.c (optimize_range_tests_var_bound): Handle
835 (*ops)[ranges[i].idx]->op != ranges[i].exp case.
837 2016-10-12 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
840 * config/rs6000/vmx.md (vsx_concat_<mode>): The mtvsrdd instruction
841 needs a base register for arg 1.
843 2016-10-12 Jakub Jelinek <jakub@redhat.com>
845 * common.opt (Wimplicit-fallthrough) Turn into alias to
846 -Wimplicit-fallthrough=3. Remove EnabledBy.
847 (Wimplicit-fallthrough=): New option.
848 * gimplify.c (warn_implicit_fallthrough_r): Use
849 OPT_Wimplicit_fallthrough_ instead of OPT_Wimplicit_fallthrough.
850 * doc/invoke.texi (-Wimplicit-fallthrough): Document as alias
851 to -Wimplicit-fallthrough=3.
852 (-Wimplicit-fallthrough=): Document.
854 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
856 * config/sparc/sparc.c (emit_scc_insn): Remove direct support for EQ
857 and GEU in DImode if TARGET_SUBXC.
858 * config/sparc/sparc.md (seqdi<W:mode>_zero): Remove TARGET_SUBXC.
859 (seqdi<W:mode>_zero_subxc): Delete.
860 (neg_seqdi<W:mode>_zero): Remove TARGET_VIS3.
861 (neg_seqdi<W:mode>_zero_vis3): Delete.
862 (plus_seqdi<W:mode>_zero): Likewise.
863 (minus_seqdi<W:mode>_zero): Likewise.
864 (plus_plus_sltu<W:mode>): Accept only register.
865 (addx<W:mode>): Likewise.
866 (plus_sltu<W:mode>_vis3): Likewise.
867 (plus_plus_sltu<W:mode>_vis3): Likewise.
868 (neg_sgeu<W:mode>_vis3): Delete.
869 (minus_sgeu<W:mode>_vis3): Likewise.
870 (addxc<W:mode>): Accept only registers.
871 (neg_sltu<W:mode>_subxc): Write %%g0 instead of 0.
872 (minus_neg_sltu<W:mode>_subxc): Accept only register.
873 (neg_plus_sltu<W:mode>_subxc): Likewise.
874 (minus_sltu<W:mode>_subxc): Write %%g0 instead of 0.
875 (minus_minus_sltu<W:mode>_subxc): Accept only register.
876 (sgeu<W:mode>_insn_subxc): Delete.
877 (plus_sgeu<W:mode>_subxc): Likewise.
878 (subxc<W:mode>): Accept only register.
879 (scc splitter): Split always GEU again.
881 2016-10-11 Jeff Law <law@redhat.com>
883 PR tree-optimization/77424
884 * tree-ssa-threadupdate.c (thread_through_all_blocks): Remove
885 dead conditionals. Assert that all e->aux fields are NULL.
887 2016-10-11 David Malcolm <dmalcolm@redhat.com>
889 * print-rtl.c (print_rtx): Rename "i" to "idx". Split out the
890 operand-printing "switch" statement into...
891 (print_rtx_operand_code_0): ...this new function, ...
892 (print_rtx_operand_code_e): ...this new function, ...
893 (print_rtx_operand_codes_E_and_V): ...this new function, ...
894 (print_rtx_operand_code_i): ...this new function, ...
895 (print_rtx_operand_code_r): ...this new function, ...
896 (print_rtx_operand_code_u): ...this new function, ...
897 (print_rtx_operand): ...and this new function.
899 2016-10-11 Uros Bizjak <ubizjak@gmail.com>
901 * config/alpha/alpha-passes.def: New file.
902 * config/alpha/t-alpha: New file.
903 * config/alpha/alpha-protos.h (gcc::context, rtl_opt_pass): Declare.
904 (make_pass_handle_trap_shadows): New prototype.
905 (make_pass_align_insns): Ditto.
906 * config/alpha/alpha.c (alpha_option_override): Don't register
908 * config.gcc (alpha*-*-*) Add alpha/t-alpha to tmake_file.
910 2016-10-11 Michael Meissner <meissner@linux.vnet.ibm.com>
913 * config/rs6000/rs6000.c (rs6000_init_builtins): Only create the
914 distinct __ibm128 IBM extended double type if long doubles are
915 128-bits and the default format for long double is IEEE 128-bit.
917 2016-10-11 Richard Biener <rguenther@suse.de>
919 * dwarf2out.c (DEBUG_STR_OFFSETS_SECTION): Remove conditional.
920 (init_sections_and_labels): Use DEBUG_DWO_STR_OFFSETS_SECTION.
921 (verify_die): New function.
922 (dwarf2out_finish): Call it.
923 (output_line_info): Handle case of -gsplit-dwarf without
924 DWARF2_ASM_LINE_DEBUG_INFO.
926 2016-10-11 Richard Biener <rguenther@suse.de>
929 * gimple-low.c (lower_gimple_bind): Handle arbitrary common
930 sub-chains of BLOCK_VARS and gimple_bind_vars.
932 2016-10-11 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
934 * config/i386/znver1.md : Fix imov/imovx load type reservations.
936 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
938 * config/sparc/sparc.opt (msubxc): New option.
939 * doc/invoke.texi (SPARC options): Document it and tidy up.
940 * doc/tm.texi.in (Condition Codes): Adjust SPARC example.
941 * doc/tm.texi: Regenerate.
942 * config/sparc/sparc-modes.def (CC_NOOV): Rename into...
944 (CCX_NOOV): Rename into...
948 * config/sparc/predicates.m (fcc_register_operand): Simplify.
949 (fcc0_register_operand): Likewise.
950 (icc_register_operand): New.
951 (icc_or_fcc_register_operand): Simplify.
952 (nz_comparison_operator): New.
953 (c_comparison_operator): Likewise.
954 (noov_compare_operator): Rename into...
955 (icc_comparison_operator): ...this. Use above predicates.
956 (noov_compare64_operator): Rename into...
957 (v9_comparison_operator): ...this and tidy up.
958 (fcc_comparison_operator): New.
959 (icc_or_fcc_comparison_operator): Likewise.
960 (v9_register_compare_operator): Rename info...
961 (v9_register_comparison_operator): ...this.
962 * config/sparc/sparc.c (TARGET_FIXED_CONDITION_CODE_REGS): Define.
963 (sparc_option_override): Remove redundant VIS masks and add MASK_SUBXC
965 (sparc_fixed_condition_code_regs): New function.
966 (select_cc_mode): Remove ATTRIBUTE_UNUSED. Adjust for CCNZ/CCXNZ
967 renaming and add support for CCC/CCXC.
968 (output_cbranch): Likewise.
969 (sparc_print_operand): Likewise.
970 (gen_v9_scc): Remove obsolete assertion.
971 (emit_scc_insn): Emit RTL directly for EQ and NE. Add direct support
972 for EQ in DImode if TARGET_SUBXC. Remove test on TARGET_VIS3 for GEU.
973 (output_cbcond): Remove bogus handling of CC modes.
974 (sparc_register_move_cost): Return 100 for NO_REGS.
975 * config/sparc/sparc.md (W): New mode iterator.
976 (length): Adjust for noov_compare64_operator renaming.
977 (cmpsi_sne): New instruction.
978 (cmpdi_sne): Likewise.
979 (seqdi_special): Delete.
980 (seqdi_special): Likewise.
981 (snesi<P:mode>_special): Likewise.
982 (snedi_special): Likewise.
983 (snedi_special_vis3): Likewise.
984 (snesi patterns): Use W iterator.
985 (snedi patterns): Likewise. Add TARGET_SUBXC patterns.
986 (sltu patterns): Likewise.
987 (sgeu patterns): Likewise.
988 (scc splitter): Do not split GEU in DImode if TARGET_SUBXC.
989 (normal_branch): Use icc_comparison_operator predicate.
990 (inverted_branch): Likewise.
991 (cbcond_sp32): Use comparison_operator predicate.
992 (cbcond_sp64): Likewise.
993 (normal_int_branch_sp64): Adjust for renaming
994 (inverted_int_branch_sp64): Likewise.
995 (mov<I:mode>_cc_reg_sp64): Likewise.
996 (movsf_cc_reg_sp6): Likewise.
997 (movdf_cc_reg_sp64): Likewise.
998 (movtf_cc_reg_hq_sp64): Likewise.
999 (movtf_cc_reg_sp64): Likewise.
1000 (mov<I:mode>_cc_v9): Use icc_or_fcc_comparison_operator predicate.
1001 (movsf_cc_v9): Likewise.
1002 (movdf_cc_v9): Likewise.
1003 (movtf_cc_hq_v9): Likewise.
1004 (movtf_cc_v9): Likewise.
1005 (adddi3): Call gen_adddi3_sp32.
1006 (adddi3_insn_sp32): Rename to...
1007 (adddi3_sp32): ...this. Accept only register_operand as operand #1
1008 and use CCCmode for the carry.
1009 (addx_extend_sp32): Use CCCmode for the carry.
1010 (addx_extend_sp64): Delete.
1011 (adddi3_extend_sp32): Use CCCmode for the carry.
1012 (cmp_plus patterns): Use CCNZ/CCXNZ mode and add C variants.
1013 (subdi3): Call gen_subdi3_sp32.
1014 (subdi3_insn_sp32): Rename to...
1015 (subdi3_sp32): ...this and use CCmode for the carry.
1016 (subx_extend_sp32): Use CCCmode for the carry.
1017 (subx_extend_sp64): Delete.
1018 (subdi3_extend_sp32): Use CCmode for the carry.
1019 (cmp_minus patterns): Use CCNZ/CCXNZ mode and add C variants.
1020 (negdi3): Call gen_negdi3_sp32.
1021 (negdi3_sp32): Use CCCmode for the carry.
1022 (cmp_neg patterns): Use CCNZ/CCXNZ mode and add C variants.
1023 (cmp_nz_ashift_1): Use CCNZ mode.
1024 (cmp_nz_set_ashift_1): Likewise.
1025 (ctrapsi4): Use comparison_operator predicate.
1026 (ctrapdi4): Likewise.
1027 (trapsi_insn): Use icc_comparison_operator predicate.
1028 (trapdi_insn): Likewise.
1029 (edge8 patterns): Use CCNZmode.
1030 (edge16 patterns): Likewise.
1031 (edge32 patterns): Likewise.
1033 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
1035 * config/visium/visium-modes.def (CC_NOOV): Rename into...
1037 (CC_BTST): Rename into...
1039 * config/visium/predicates.md (real_add_operand): New.
1040 (visium_btst_operator): Rename into...
1041 (visium_equality_comparison_operator): ...this.
1042 (visium_noov_operator): Rename into...
1043 (visium_nz_comparison_operator): ...this.
1044 (visium_c_comparison_operator): New.
1045 (visium_branch_operator): Adjust and deal with all CC modes.
1046 * config/visium/visium.c (visium_adjust_cost): Adjust.
1047 (visium_split_double_add): Use the *_set_carry patterns.
1048 (visium_select_cc_mode): Add support for CCC mode and adjust.
1049 (output_cbranch): Adjust and use the carry-based operators for
1050 floating-point comparisons.
1051 * config/visium/visium.md (flags_subst_arith): Adjust.
1052 (addsi3_insn_set_carry): New instruction.
1053 (subsi3_insn_set_carry): Likewise.
1054 (negsi2_insn_set_carry): Likewise.
1056 (cmp<mode>_sne): Likewise.
1057 (cbranch<mode>4): Use ordered_comparison_operator.
1058 (cbranch<mode>4_insn): Likewise.
1059 (cbranchsi4_btst_insn): Adjust.
1061 2016-10-11 Tom de Vries <tom@codesourcery.com>
1064 * builtins.c (std_canonical_va_list_type): Remove RECORD_TYPE
1067 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
1069 * tree.h (build_complex_type): Add second parameter with default.
1070 * tree.c (build_complex_type): Add NAMED second parameter and adjust
1071 recursive call. Create a TYPE_DECL only if NAMED is true.
1072 (build_common_tree_nodes): Pass true in calls to build_complex_type.
1074 2016-10-11 Georg-Johann Lay <avr@gjlay.de>
1076 New avr-passes.def to register AVR specific passes.
1078 * config/avr/avr-passes.def: New file.
1079 * config/avr/t-avr (PASSES_EXTRA): Add avr-passes.def.
1080 * config/avr/avr-protos.h (gcc::context, rtl_opt_pass): Declare.
1081 (make_avr_pass_recompute_note): New proto.
1082 * config/avr/avr.c (make_avr_pass_recompute_notes): New function.
1083 (avr_pass_recompute_notes): Use anonymous namespace.
1084 (avr_register_passes): Remove function...
1085 (avr_option_override): ...and its call.
1087 2016-10-11 Robert Suchanek <robert.suchanek@imgtec.com>
1089 * config/mips/mips-cpus.def: Replace PTF_AVOID_BRANCHLIKELY with
1090 PTF_AVOID_BRANCHLIKELY_ALWAYS for generic architecture and with
1091 PTF_AVOID_BRANCHLIKELY_SPEED for others.
1092 (mips2, mips3, mips4): Add PTF_AVOID_BRANCHLIKELY_SIZE to tune
1094 * config/mips/mips.c (mips_option_override): Enable the branch
1095 likely depending on the tune flags and optimization level.
1096 * config/mips/mips.h (PTF_AVOID_BRANCHLIKELY): Remove.
1097 (PTF_AVOID_BRANCHLIKELY_SPEED): Define.
1098 (PTF_AVOID_BRANCHLIKELY_SIZE): Likewise.
1099 (PTF_AVOID_BRANCHLIKELY_ALWAYS): Likewise.
1101 2016-10-11 Richard Biener <rguenther@suse.de>
1103 * lto-streamer-out.c (collect_block_tree_leafs): New helper.
1104 (output_function): Properly stream the whole block tree.
1105 * lto-streamer-in.c (input_function): Likewise.
1107 2016-10-11 Marek Polacek <polacek@redhat.com>
1109 * Makefile.in (C_COMMON_OBJS): Add c-family/c-warn.o.
1111 2016-10-11 Kugan Vivekanandarajah <kuganv@linaro.org>
1113 * tree-vrp.c (evrp_dom_walker::try_add_new_range): New.
1114 (evrp_dom_walker::before_dom_children): Infer and push new value
1115 ranges for x in y < x.
1117 2016-10-10 Joseph Myers <joseph@codesourcery.com>
1120 * config/ia64/ia64.c (ia64_libgcc_floating_mode_supported_p)
1121 (TARGET_LIBGCC_FLOATING_MODE_SUPPORTED_P): Remove.
1122 * config/ia64/elf.h (IA64_NO_LIBGCC_TFMODE): Likewise.
1123 * config/ia64/freebsd.h (IA64_NO_LIBGCC_TFMODE): Likewise.
1124 * config/ia64/vms.h (IA64_NO_LIBGCC_XFMODE)
1125 (IA64_NO_LIBGCC_TFMODE): Likewise.
1127 2016-10-11 Kugan Vivekanandarajah <kuganv@linaro.org>
1129 * tree-vrp.c (vrp_intersect_ranges_1): Allocate bitmap before
1132 2016-10-10 Andreas Tobler <andreast@gcc.gnu.org>
1134 * config.gcc: Add aarch64-*-freebsd* support.
1135 * config.host: Likewise.
1136 * config/aarch64/aarch64-freebsd.h: New file.
1137 * config/aarch64/t-aarch64-freebsd: Ditto.
1139 2016-10-10 Jeff Law <law@redhat.com>
1141 PR tree-optimization/71947
1142 * tree-ssa-dom.c (cprop_into_stmt): Avoid replacing A with B, then
1143 B with A within a single statement.
1145 2016-10-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1147 PR tree-optimization/77824
1148 * gimple-ssa-strength-reduction.c (stmt_cost): Explicitly return
1149 zero cost for copies.
1150 (find_candidates_dom_walker::before_dom_children): Replace
1151 MODIFY_EXPR with SSA_NAME.
1152 (replace_mult_candidate): Likewise.
1153 (replace_profitable_candidates): Likewise.
1155 2016-10-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1157 * config/s390/s390.h: Wrap more macros args in brackets and fix
1159 2016-10-10 Georg-Johann Lay <avr@gjlay.de>
1161 * config/avr/gen-avr-mmcu-texi.c (string.h): Include.
1163 2016-10-10 Andreas Schwab <schwab@suse.de>
1166 * config/ia64/ia64.md ("doloop_end"): Reject if mode of loop
1167 pseudo is not DImode.
1169 2016-10-10 Claudiu Zissulescu <claziss@synopsys.com>
1171 * common/config/arc/arc-common.c (arc_option_optimization_table):
1172 Remove compact casesi option.
1173 * config/arc/arc.c (arc_override_options): Use compact casesi
1174 option only for pre-ARCv2 cores.
1175 * doc/invoke.texi (mcompact-casesi): Update text.
1177 2016-10-09 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
1179 * config/rs6000/rs6000.h (TARGET_EFFICIENT_OVERLAPPING_UNALIGNED):
1180 Add macro to say we can efficiently handle overlapping unaligned
1182 * config/rs6000/rs6000.c (expand_block_compare): Avoid generating
1183 poor code for processors older than p8.
1185 2016-10-09 Eric Botcazou <ebotcazou@adacore.com>
1187 * gen-pass-instances.awk: Remove GNUism.
1189 2016-10-09 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
1191 * ipa-prop.c (ipcp_transform_function): Set fields m_vr and bits to
1192 NULL of (*ipcp_transformations)][node->uid].
1194 2016-10-09 John David Anglin <danglin@gcc.gnu.org>
1196 * config/pa/pa.h (BIGGEST_ALIGNMENT): Adjust comment.
1197 (MALLOC_ABI_ALIGNMENT): Define.
1199 2016-10-09 Jakub Jelinek <jakub@redhat.com>
1201 * tree-ssa.c (target_for_debug_bind, verify_phi_args,
1202 ssa_undefined_value_p, maybe_optimize_var): Use VAR_P and/or
1203 VAR_OR_FUNCTION_DECL_P macros.
1204 * tree-chkp.c (chkp_register_var_initializer, chkp_make_static_bounds,
1205 chkp_get_bounds_for_decl_addr, chkp_parse_array_and_component_ref,
1206 chkp_find_bounds_1): Likewise.
1207 * ipa-polymorphic-call.c (decl_maybe_in_construction_p): Likewise.
1208 * hsa-gen.c (get_symbol_for_decl): Likewise.
1209 * cgraphunit.c (check_global_declaration, analyze_functions,
1210 handle_alias_pairs, thunk_adjust, cgraph_node::expand_thunk):
1212 * gimple-fold.c (can_refer_decl_in_current_unit_p,
1213 canonicalize_constructor_val, gimple_get_virt_method_for_vtable):
1215 * tree.c (set_decl_section_name, copy_node_stat,
1216 need_assembler_name_p, free_lang_data_in_decl, find_decls_types_r,
1217 merge_dllimport_decl_attributes, handle_dll_attribute,
1218 decl_init_priority_insert, auto_var_in_fn_p, array_at_struct_end_p,
1219 verify_type): Likewise.
1220 * gimple-ssa-isolate-paths.c (find_implicit_erroneous_behavior,
1221 find_explicit_erroneous_behavior): Likewise.
1222 * sdbout.c (sdbout_toplevel_data, sdbout_late_global_decl): Likewise.
1223 * ipa.c (process_references): Likewise.
1224 * tree-chkp-opt.c (chkp_get_check_result): Likewise.
1225 * varasm.c (get_block_for_decl, use_blocks_for_decl_p, make_decl_rtl,
1226 notice_global_symbol, assemble_variable, mark_decl_referenced,
1227 build_constant_desc, output_constant_def_contents, do_assemble_alias,
1228 make_decl_one_only, default_section_type_flags,
1229 categorize_decl_for_section, default_encode_section_info): Likewise.
1230 * trans-mem.c (requires_barrier): Likewise.
1231 * gimple-expr.c (mark_addressable): Likewise.
1232 * cfgexpand.c (add_scope_conflicts_1, expand_one_var,
1233 expand_used_vars_for_block, clear_tree_used, stack_protect_decl_p,
1234 expand_debug_expr): Likewise.
1235 * tree-dump.c (dequeue_and_dump): Likewise.
1236 * ubsan.c (instrument_bool_enum_load): Likewise.
1237 * tree-pretty-print.c (print_declaration): Likewise.
1238 * simplify-rtx.c (delegitimize_mem_from_attrs): Likewise.
1239 * tree-ssa-uninit.c (warn_uninitialized_vars): Likewise.
1240 * asan.c (asan_protect_global, instrument_derefs): Likewise.
1241 * tree-into-ssa.c (rewrite_stmt, maybe_register_def,
1242 pass_build_ssa::execute): Likewise.
1243 * var-tracking.c (var_debug_decl, track_expr_p): Likewise.
1244 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost, split_address_cost):
1246 * ipa-split.c (test_nonssa_use, consider_split, mark_nonssa_use):
1248 * tree-inline.c (insert_debug_decl_map, remap_ssa_name,
1249 can_be_nonlocal, remap_decls, copy_debug_stmt,
1250 initialize_inlined_parameters, add_local_variables,
1251 reset_debug_binding, replace_locals_op): Likewise.
1252 * dse.c (can_escape): Likewise.
1253 * ipa-devirt.c (compare_virtual_tables, referenced_from_vtable_p):
1255 * tree-diagnostic.c (default_tree_printer): Likewise.
1256 * tree-streamer-in.c (unpack_ts_decl_common_value_fields,
1257 unpack_ts_decl_with_vis_value_fields,
1258 lto_input_ts_decl_common_tree_pointers): Likewise.
1259 * builtins.c (builtin_save_expr, fold_builtin_expect,
1260 readonly_data_expr): Likewise.
1261 * tree-ssa-structalias.c (new_var_info, get_constraint_for_ssa_var,
1262 create_variable_info_for, set_uids_in_ptset, visit_loadstore):
1264 * gimple-streamer-out.c (output_gimple_stmt): Likewise.
1265 * gimplify.c (force_constant_size, gimplify_bind_expr,
1266 gimplify_decl_expr, gimplify_var_or_parm_decl,
1267 gimplify_compound_lval, gimplify_init_constructor,
1268 gimplify_modify_expr, gimplify_asm_expr, gimplify_oacc_declare,
1269 gimplify_type_sizes): Likewise.
1270 * cgraphbuild.c (record_reference, record_type_list, mark_address,
1271 mark_load, mark_store, pass_build_cgraph_edges::execute): Likewise.
1272 * tree-ssa-live.c (mark_all_vars_used_1, remove_unused_scope_block_p,
1273 remove_unused_locals): Likewise.
1274 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p, ptrs_compare_unequal,
1275 ref_maybe_used_by_call_p_1, call_may_clobber_ref_p_1): Likewise.
1276 * function.c (instantiate_expr, instantiate_decls_1,
1277 setjmp_vars_warning, add_local_decl): Likewise.
1278 * alias.c (ao_ref_from_mem, get_alias_set, compare_base_symbol_refs):
1280 * tree-stdarg.c (find_va_list_reference, va_list_counter_struct_op,
1281 va_list_ptr_read, va_list_ptr_write, check_all_va_list_escapes,
1282 optimize_va_list_gpr_fpr_size): Likewise.
1283 * tree-nrv.c (pass_nrv::execute): Likewise.
1284 * tsan.c (instrument_expr): Likewise.
1285 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
1286 * vtable-verify.c (verify_bb_vtables): Likewise.
1287 * tree-dfa.c (ssa_default_def, set_ssa_default_def,
1288 get_ref_base_and_extent): Likewise.
1289 * toplev.c (wrapup_global_declaration_1, wrapup_global_declaration_2):
1291 * tree-sra.c (static bool constant_decl_p, find_var_candidates,
1292 analyze_all_variable_accesses): Likewise.
1293 * tree-nested.c (get_nonlocal_debug_decl,
1294 convert_nonlocal_omp_clauses, note_nonlocal_vla_type,
1295 note_nonlocal_block_vlas, convert_nonlocal_reference_stmt,
1296 get_local_debug_decl, convert_local_omp_clauses,
1297 convert_local_reference_stmt, nesting_copy_decl, remap_vla_decls):
1299 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Likewise.
1300 * stmt.c (decl_overlaps_hard_reg_set_p): Likewise.
1301 * dbxout.c (dbxout_late_global_decl, dbxout_type_fields,
1302 dbxout_symbol, dbxout_common_check): Likewise.
1303 * expr.c (expand_assignment, expand_expr_real_2, expand_expr_real_1,
1304 string_constant): Likewise.
1305 * hsa.c (hsa_get_declaration_name): Likewise.
1306 * passes.c (rest_of_decl_compilation): Likewise.
1307 * tree-ssanames.c (make_ssa_name_fn): Likewise.
1308 * tree-streamer-out.c (pack_ts_decl_common_value_fields,
1309 pack_ts_decl_with_vis_value_fields,
1310 write_ts_decl_common_tree_pointers): Likewise.
1311 * stor-layout.c (place_field): Likewise.
1312 * symtab.c (symtab_node::maybe_create_reference,
1313 symtab_node::verify_base, symtab_node::make_decl_local,
1314 symtab_node::copy_visibility_from,
1315 symtab_node::can_increase_alignment_p): Likewise.
1316 * dwarf2out.c (add_var_loc_to_decl, tls_mem_loc_descriptor,
1317 decl_by_reference_p, reference_to_unused, rtl_for_decl_location,
1318 fortran_common, add_location_or_const_value_attribute,
1319 add_scalar_info, add_linkage_name, set_block_abstract_flags,
1320 local_function_static, gen_variable_die, dwarf2out_late_global_decl,
1321 optimize_one_addr_into_implicit_ptr,
1322 optimize_location_into_implicit_ptr): Likewise.
1323 * gimple-low.c (record_vars_into): Likewise.
1324 * ipa-visibility.c (update_vtable_references): Likewise.
1325 * tree-ssa-address.c (fixed_address_object_p, copy_ref_info):
1327 * lto-streamer-out.c (tree_is_indexable, get_symbol_initial_value,
1328 DFS::DFS_write_tree_body, write_symbol): Likewise.
1329 * langhooks.c (lhd_warn_unused_global_decl,
1330 lhd_set_decl_assembler_name): Likewise.
1331 * attribs.c (decl_attributes): Likewise.
1332 * except.c (output_ttype): Likewise.
1333 * varpool.c (varpool_node::get_create, ctor_for_folding,
1334 varpool_node::assemble_decl, varpool_node::create_alias): Likewise.
1335 * fold-const.c (fold_unary_loc): Likewise.
1336 * ipa-prop.c (ipa_compute_jump_functions_for_edge,
1337 ipa_find_agg_cst_from_init): Likewise.
1338 * omp-low.c (expand_omp_regimplify_p, expand_omp_taskreg,
1339 expand_omp_target, lower_omp_regimplify_p,
1340 grid_reg_assignment_to_local_var_p, grid_remap_prebody_decls,
1341 find_link_var_op): Likewise.
1342 * tree-chrec.c (chrec_contains_symbols): Likewise.
1343 * tree-cfg.c (verify_address, verify_expr, verify_expr_location_1,
1344 gimple_duplicate_bb, move_stmt_op, replace_block_vars_by_duplicates,
1345 execute_fixup_cfg): Likewise.
1347 PR tree-optimization/77901
1348 * tree-ssa-reassoc.c (optimize_range_tests_var_bound): Only optimize
1349 if ranges[i].exp is SSA_NAME when looking for >= and only when
1350 ranges[i].exp is NULL or SSA_NAME when looking for the other
1353 2016-10-09 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
1355 * ipa-cp.c (ipcp_alignment_lattice): Remove.
1356 (ipcp_param_lattices): Remove field alignment.
1357 (print_all_lattices): Remove call to ipcp_alignment_lattice::print.
1358 (set_all_contains_variable): Remove call to
1359 ipcp_alignment_lattice::set_to_bottom.
1360 (initialize_node_lattices): Likewise.
1361 (propagate_alignment_accross_jump_function): Remove.
1362 (propagate_constants_accross_call): Remove call to
1363 propagate_alignment_accross_jump_function.
1364 (ipcp_store_alignment_results): Remove.
1365 (ipcp_driver): Remove call to ipcp_store_alignment_results.
1366 (propagate_bits_accross_jump_function): Handle ancestor jump function.
1367 * ipa-prop.c (ipa_print_node_jump_functions_for_edge): Remove
1368 pretty-printing of alignment jump function.
1369 (ipa_set_jf_unknown): Remove assignment to jfunc->alignment.known.
1370 (ipa_compute_jump_functions_for_edge): Adjust ipa_bits jump function for
1371 alignments and remove computing ipa_alignment jump function.
1372 (ipa_node_params_t::duplicate): Remove copying of src_trans->alignments.
1373 (ipa_write_jump_functions): Remove streaming for ipa_alignment.
1374 (ipa_read_jump_function): Remove reading of ipa_alignment.
1375 (write_ipcp_transformation_info): Remove streaming for alignment
1376 propagation summary.
1377 (read_ipcp_transformation_info): Remove reading of alignment
1378 propagation summary.
1379 (ipcp_update_alignments): Remove.
1380 (ipcp_update_bits): Adjust to set alignment for parameters of pointer
1382 (ipcp_transform_function): Remove call to ipcp_update_alignments()
1383 and remove assignment to (*ipcp_transformations)[node->uid].alignments.
1384 * ipa-prop.h (ipa_alignment): Remove.
1385 (ipa_jump_func): Remove field alignment.
1386 (ipcp_transformation_summary): Remove field alignments.
1387 * doc/invoke.texi: Mark fipa-cp-alignment as obsolete.
1388 * opts.c (default_options_table): Remove entry for fipa-cp-alignment.
1389 (enable_fdo_optimizations): Remove checking for fipa-cp-alignment.
1391 2016-10-08 Eric Botcazou <ebotcazou@adacore.com>
1393 * config/sparc/sparc.h (FIXED_REGISTERS): Add %icc.
1395 * config/visium/visium.c (visium_expand_int_cstore): Revert latest
1397 (visium_expand_fp_cstore): Likewise.
1399 2016-10-08 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
1401 * diagnostic-core.h (warning_at_rich_loc_n): Declare.
1402 * diagnostic.c (warning_at_rich_loc_n): New function.
1403 (diagnostic_n_impl_richloc): Likewise.
1404 (diagnostic_n_impl): Move most of the function to
1405 diagnostic_n_impl_richloc and call it.
1407 2016-10-08 Jakub Jelinek <jakub@redhat.com>
1409 * gen-pass-instances.awk: Rewritten.
1410 * Makefile.in (pass-instances.def): Depend on $(PASSES_EXTRA), pass
1411 $(PASSES_EXTRA) after passes.def to the script.
1412 * config/i386/t-i386 (PASSES_EXTRA): Add i386-passes.def.
1413 * config/i386/i386-passes.def: New file.
1414 * config/i386/i386-protos.h (make_pass_insert_vzeroupper,
1415 make_pass_stv): Declare.
1416 * config/i386/i386.c (pass_stv::pass_stv): Initialize timode_p to
1418 (pass_stv::gate): Depending on timode_p member require TARGET_64BIT
1420 (pass_stv::clone, pass_stv::set_pass_param): New methods.
1421 (pass_stv::timode_p): New non-static data member.
1422 (ix86_option_override): Don't register passes here.
1424 * doc/invoke.texi: Document accepting Else, fallthrough.
1426 * doc/invoke.texi (-Wimplicit-fallthrough): Document FALLTHRU comment
1429 * doc/invoke.texi (-Wimplicit-fallthrough): Document the accepted
1430 FALLTHRU comment styles.
1432 2016-10-07 Andrew Pinski <apinski@cavium.com>
1434 * config/aarch64/aarch64-arches.def (AARCH64_ARCH): #undef at the end.
1435 * config/aarch64/aarch64-cores.def (AARCH64_CORE): Likewise.
1436 * config/aarch64/aarch64-fusion-pairs.def (AARCH64_FUSION_PAIR):
1438 * config/aarch64/aarch64-option-extensions.def (AARCH64_OPT_EXTENSION):
1440 * config/aarch64/aarch64-tuning-flags.def (AARCH64_EXTRA_TUNING_OPTION):
1442 * config/aarch64/aarch64-opts.h (AARCH64_CORE): Don't #undef here.
1443 (AARCH64_ARCH): Likewise.
1444 * common/config/aarch64/aarch64-common.c (AARCH64_OPT_EXTENSION):
1446 (AARCH64_CORE): Likewise.
1447 (AARCH64_ARCH): Likewise.
1448 * config/aarch64/aarch64-protos.h (AARCH64_FUSION_PAIR): Likewise.
1449 (AARCH64_EXTRA_TUNING_OPTION): Likewise.
1450 * config/aarch64/aarch64.c (AARCH64_FUION_PAIR): Likewise.
1451 (AARCH64_EXTRA_TUNING_OPTION): Likewise.
1452 (AARCH64_ARCH): Likewise.
1453 (AARCH64_CORE): Likewise.
1454 * config/aarch64/aarch64.h (AARCH64_CORE): Likewise.
1455 * config/aarch64/driver-aarch64.c (AARCH64_OPT_EXTENSION): Likewise.
1456 (AARCH64_CORE): Likewise.
1457 (AARCH64_ARCH): Likewise.
1459 2016-10-06 Michael Meissner <meissner@linux.vnet.ibm.com>
1461 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Split
1462 -mfloat128 into -mfloat128-type that enables the IEEE 128-bit
1463 floating point type infrastructre, and -mfloat128 that enables the
1464 keyword. Define __FLOAT128__ if -mfloat128, and __FLOAT128_TYPE__
1465 if -mfloat128-type. Define __ibm128 to be long double by default.
1466 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Print whether
1467 the IEEE 128-bit floating point type infrastructure should
1468 automatically be enabled.
1469 (rs6000_init_hard_regno_mode_ok): Switch to use -mfloat128-type
1470 instead of -mfloat128 to enable KFmode.
1471 (rs6000_option_override_internal): Split the option -mfloat128
1472 into -mfloat128-type and -mfloat128. On Linux PowerPC 64-bit
1473 systems, automatically set -mfloat128-type, but don't enable it on
1474 other operating systems. Move setting the long double size and
1475 IEEE quad support before the IEEE 128-bit floating point changes.
1476 (rs6000_init_builtins): Do not create a unique type for __ibm128
1477 if long double is IBM extended double, instead rely on __ibm128
1478 being defined as 'long double'. If -mfloat128-type and not
1479 -mfloat128, create the KFmode type with an undocumented __ieee128
1481 (rs6000_init_libfuncs): Use -mfloat128-type instead of
1482 -mfloat128 for tests about the types, but keep tests for
1483 -mfloat128 to enable the keyword support.
1484 (rs6000_complex_function_value): Likewise.
1485 (rs6000_scalar_mode_supported_p): Likewise.
1486 (rs6000_floatn_mode): Likewise.
1487 (rs6000_c_mode_for_suffix): Likewise.
1488 (rs6000_opt_masks): Add -mfloat128-type.
1489 * config/rs6000/rs6000-cpus.def (POWERPC_MASKS): Add support for
1490 -mfloat128-type being split from -mfloat128. Add
1491 -mfloat128-hardware, which was missing.
1492 * config/rs6000/rs6000.opt (-mfloat128): Split -mfloat128 into
1493 -mfloat128 and -mfloat128-type:
1494 (-mfloat128-type): Likewise.
1495 * config/rs6000/linux64.h (TARGET_FLOAT128_ENABLE_TYPE): Define so
1496 that 64-bit Linux systems with enable -mfloat128-type by default
1498 * config/rs6000/rs6000.h (TARGET_FLOAT128_ENABLE_TYPE): Likewise.
1499 (FLOAT128_VECTOR_P): Switch IEEE 128-bit floating points to use
1500 -mfloat128-type instead of -mfloat128.
1501 (FLOAT128_2REG_P): Likewise.
1502 (MASK_FLOAT128_TYPE): Likewise.
1503 (ALTIVEC_ARG_MAX_RETURN): Likewise.
1504 (RS6000_BTM_FLOAT128): Likewise.
1505 (TARGET_FLOAT128): Poison old identifiers.
1506 (OPTION_MASK_FLOAT128): Likewise.
1507 (MASK_FLOAT128): Likewise.
1508 * config/rs6000/rs6000.md (FP): Likewise.
1509 (FLOAT128): Likewise.
1510 (fix_trunc<mode>di2): Likewise.
1511 (fixuns_trunc<IEEE128:mode><SDI:mode>2): Likewise.
1512 (floatdi<mode>2): Likewise.
1513 (floatuns<SDI:mode><IEEE128:mode>2): Likewise.
1514 (neg<mode>2, FLOAT128 iterator): Likewise.
1515 (abs<mode>2, FLOAT128 iterator): Likewise.
1516 (ieee_128bit_negative_zero): Likewise.
1517 (ieee_128bit_vsx_neg<mode>2): Likewise.
1518 (ieee_128bit_vsx_neg<mode>2_internal): Likewise.
1519 (ieee_128bit_vsx_abs<mode>2): Likewise.
1520 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
1521 (ieee_128bit_vsx_nabs<mode>2): Likewise.
1522 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
1523 (extendiftf2): Likewise.
1524 (extendifkf2): Likewise.
1525 (extendtfkf2): Likewise.
1526 (trunciftf2): Likewise.
1527 (truncifkf2): Likewise.
1528 (trunckftf2): Likewise.
1529 (trunctfif2): Likewise.
1530 (extendkftf2): Likewise.
1531 (trunctfkf2): Likewise.
1533 2016-10-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1535 * simplify-rtx.c (simplify_immed_subreg): Zero-initialize tmp array
1536 before merging in bytes to pass down to real_from_target.
1538 2016-10-07 Richard Biener <rguenther@suse.de>
1540 * tree-ssa-propagate.c (replace_phi_args_in): Remove no longer
1542 (substitute_and_fold_dom_walker::before_dom_children):
1543 Substitute and fold before pass specific folding to avoid
1544 feeding that with SSA names that will be later released.
1545 * tree-ssa-ccp.c (get_value_for_expr): Guard for new SSA names
1546 introduced by folding and visited by evaluate_stmt called during
1548 (likely_value): Likewise.
1549 (evaluate_stmt): Likewise.
1550 * tree-vrp.c (simplify_truth_ops_using_ranges): Fold modified stmt.
1551 (simplify_div_or_mod_using_ranges): Likewise.
1552 (simplify_min_or_max_using_ranges): Likewise.
1553 (simplify_abs_using_ranges): Likewise.
1554 (simplify_conversion_using_ranges): Likewise.
1555 (simplify_float_conversion_using_ranges): Likewise.
1556 (simplify_stmt_using_ranges): Likewise.
1558 2016-10-07 Marek Polacek <polacek@redhat.com>
1560 * gimplify.c (should_warn_for_implicit_fallthrough): Check for
1561 FALLTHROUGH_LABEL_P here...
1562 (warn_implicit_fallthrough_r): ...not here.
1564 2016-10-07 Bernd Schmidt <bschmidt@redhat.com>
1566 PR tree-optimization/77880
1567 * expr.c (by_pieces_ninsns): Use unsigned HOST_WIDE_INT where
1570 2016-10-07 Marek Polacek <polacek@redhat.com>
1573 * gimplify.c (last_stmt_in_scope): Add check for FALLTHROUGH ().
1575 2016-10-07 Richard Biener <rguenther@suse.de>
1577 * bitmap.h: Document constraints on bitmap modification while
1580 2016-10-07 Richard Biener <rguenther@suse.de>
1582 * bitmap.c (bitmap_elem_to_freelist): Set indx to -1.
1583 * bitmap.h (bmp_iter_set): When advancing to the next element
1584 check that we didn't remove the current one.
1585 (bmp_iter_and): Likewise.
1586 (bmp_iter_and_compl): Likewise.
1587 * tree-ssa.c (release_defs_bitset): Do not remove worklist bit
1588 we currently iterate on but keep a one-level queue.
1589 * sched-deps.c (remove_from_deps): Do not clear current bit
1590 but keep a one-level queue.
1592 2016-10-07 Jakub Jelinek <jakub@redhat.com>
1594 PR tree-optimization/77664
1595 * tree-ssa-reassoc.c (update_range_test): Also clear low and high
1596 for the other ranges.
1597 (optimize_range_tests_diff): Fix up formatting.
1598 (optimize_range_tests_var_bound): New function.
1599 (optimize_range_tests): Use it.
1601 2016-10-07 Martin Liska <mliska@suse.cz>
1603 * coverage.c (build_gcov_exit_decl): Fix priority what
1604 should be really 99.
1606 2016-10-07 Richard Biener <rguenther@suse.de>
1608 * gimple-low.c (lower_gimple_bind): Clear DECL_CHAIN of
1609 vars in gimple_bind_vars but not in BLOCK_VARS.
1611 2016-10-07 Richard Biener <rguenther@suse.de>
1613 PR tree-optimization/77879
1614 * tree-ssa-structalias.c (handle_const_call): Properly handle
1616 (handle_pure_call): Likewise.
1618 2016-10-06 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
1620 * config/rs6000/rs6000.c (rs6000_elf_asm_out_constructor)
1621 (rs6000_elf_asm_out_destructor): increase size of buf to avoid
1624 2016-10-06 Andrew Pinski <apinski@cavium.com>
1626 * config/aarch64/aarch64-cores.def: Add a comment before each
1629 2016-10-06 Kugan Vivekanandarajah <kuganv@linaro.org>
1631 PR tree-optimization/77862
1632 * tree-vrp.c (add_equivalence): Use get_value_range so that
1633 num_vr_values is checked before accessing vr_values.
1635 2016-10-06 Kugan Vivekanandarajah <kuganv@linaro.org>
1637 * tree-vrp.c (evrp_dom_walker::before_dom_children): Handle
1640 2016-10-05 Jeff Law <law@redhat.com>
1642 PR tree-optimization/71661
1643 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Handle case when
1644 removal of a forwarder exposes a new natural loop.
1646 2016-10-06 Uros Bizjak <ubizjak@gmail.com>
1648 * config/i386/sse.md (andnot<mode>3): Add FALLTHRU comments.
1649 Introduce ssesuffix variable.
1650 (<mask_codefor><code><mode>3<mask_name>): Ditto.
1651 (*<code><mode>3): Ditto.
1653 2016-10-06 Jan Hubicka <hubicka@ucw.cz>
1655 * postreload.c (reload_cse_simplify): Skip also USE when detecting
1658 2016-10-06 Richard Biener <rguenther@suse.de>
1660 PR tree-optimization/77855
1661 * tree-ssa-pre.c (prune_clobbered_mems): Queue exprs to remove
1662 instead of removing the current item while iterating over the set
1665 2016-10-06 James Clarke <jrtc27@jrtc27.com>
1666 Eric Botcazou <ebotcazou@adacore.com>
1669 * config/sparc/sparc.c (classify_data_t): Remove int_regs field.
1670 (classify_registers): Don't set it
1671 (function_arg_slotno): Don't initialize and test it. Tidy up.
1673 2016-10-06 Richard Biener <rguenther@suse.de>
1675 PR tree-optimization/77839
1676 * tree-ssa-sccvn.c (set_ssa_val_to): Forbid value -> constant value
1679 2016-10-06 Martin Liska <mliska@suse.cz>
1681 * gcc.c: Set -fprofile-update=atomic when profiling is
1682 enabled and -pthread is set. Warn when one combines
1683 -pthread and -fprofile-update=single for an app using
1686 2016-10-06 Martin Liska <mliska@suse.cz>
1689 * expmed.h (mul_highpart_cost_ptr): Add an gcc_assert.
1690 * gimple-ssa-strength-reduction.c (slsr_process_cast):
1691 Initialize a pointer to NULL.
1692 (slsr_process_copy): Likewise.
1693 * input.c (location_get_source_line): Likewise.
1694 * tree-ssa-ccp.c (optimize_atomic_bit_test_and): Likewise.
1696 2016-10-05 Andrew Senkevich <andrew.senkevich@intel.com>
1698 * common/config/i386/i386-common.c (OPTION_MASK_ISA_PCOMMIT_UNSET,
1699 OPTION_MASK_ISA_PCOMMIT_SET): Deleted definitions.
1700 (ix86_handle_option): Deleted handle of OPT_mpcommit.
1701 * config.gcc: Deleted pcommitintrin.h
1702 * config/i386/pcommitintrin.h: Deleted file.
1703 * config/i386/cpuid.h (bit_PCOMMIT): Deleted.
1704 * config/i386/driver-i386.c (host_detect_local_cpu): Deleted pcommit
1706 * config/i386/i386-c.c (ix86_target_macros_internal): Deleted define
1708 * config/i386/i386.c (ix86_target_string): Deleted -mpcommit.
1709 (PTA_PCOMMIT): Deleted define.
1710 (ix86_option_override_internal): Deleted handle of option.
1711 (ix86_valid_target_attribute_inner_p): Deleted pcommit.
1712 * config/i386/i386-builtin.def (IX86_BUILTIN_PCOMMIT,
1713 __builtin_ia32_pcommit): Deleted.
1714 * config/i386/i386.h (TARGET_PCOMMIT, TARGET_PCOMMIT_P): Deleted.
1715 * config/i386/i386.md (unspecv): Deleted UNSPECV_PCOMMIT.
1716 (pcommit): Deleted instruction.
1717 * config/i386/i386.opt: Mention -mpcommit deprecation.
1718 * config/i386/x86intrin.h: Deleted inclusion of pcommitintrin.h.
1720 2016-10-05 Uros Bizjak <ubizjak@gmail.com>
1723 * config/i386/sse.md (<mask_codefor><code><mode>3<mask_name>):
1724 Remove wrong assert.
1725 (<floatsuffix>float<sseintvecmodelower><mode>2<mask_name><round_name>:
1726 Use <round_constraint> as operand 1 constraint.
1728 2016-10-05 Jakub Jelinek <jakub@redhat.com>
1731 * ubsan.c (ubsan_create_data): Call initialize_sanitizer_builtins here.
1732 (ubsan_instrument_float_cast): And not here.
1735 * ubsan.c (ubsan_ids): New GTY(()) array.
1736 (ubsan_type_descriptor, ubsan_create_data): Use ubsan_ids
1737 instead of static local counters.
1739 2016-10-05 Martin Sebor <msebor@redhat.com>
1742 * config/linux.h (TARGET_PRINTF_POINTER_FORMAT): Define macro.
1743 * config/linux.c (gnu_libc_printf_pointer_format): Remove.
1744 * targhooks.c [DEFAULT_LIBC == LIBC_UCLIBC) && SINGLE_LIBC]
1745 (default_printf_pointer_format): Define function.
1746 * targhooks.c (linux_printf_pointer_format): Define new function.
1747 * targhooks.h (linux_printf_pointer_format): Declare.
1748 (gnu_libc_printf_pointer_format): Remove declaration.
1750 2016-10-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1752 * fold-const.c (native_encode_real): Fix logic for selecting offset
1753 to write to when BYTES_BIG_ENDIAN.
1755 2016-10-05 Wilco Dijkstra <wdijkstr@arm.com>
1757 * builtins.c (fold_builtin_strchr): Remove function.
1758 (fold_builtin_strrchr): Likewise.
1759 (fold_builtin2): Remove strchr, index, strrchr, rindex cases.
1760 * gimple-fold.c (target_char_cst_p): New function.
1761 (gimple_fold_builtin_strchr) Add more foldings.
1762 (gimple_fold_builtin): Add index, strrchr, rindex cases.
1764 2016-10-05 Richard Biener <rguenther@suse.de>
1767 * genmatch.c (capture_info::walk_c_expr): Diagnose unknown
1768 capture ids in c-exprs.
1770 2016-10-05 Richard Biener <rguenther@suse.de>
1773 * genmatch.c (dt_operand::gen_match_op): Amend operand_equal_p
1774 with types_match for GIMPLE code gen to handle type mismatched
1776 (dt_operand::gen): Adjust.
1777 * match.pd ((X /[ex] A) * A -> X): Properly handle converted
1780 2016-10-05 Richard Biener <rguenther@suse.de>
1782 * match.pd (copysign(x, CST) -> [-]abs (x)): New pattern.
1784 2016-10-05 Richard Biener <rguenther@suse.de>
1787 * genmatch.c (parser::parse_c_expr): Handle premature EOF.
1789 2016-10-05 Pierre-Marie de Rodat <derodat@adacore.com>
1791 * dwarf2out.c (dwarf2out_imported_module_or_decl): Move DWARF
1792 version check to protect only DW_TAG_imported_module generation.
1794 2016-10-05 Richard Biener <rguenther@suse.de>
1797 * match.pd (min(a,-a) -> -abs(a)): New pattern.
1799 2016-10-04 Ian Lance Taylor <iant@golang.org>
1801 * explow.c (allocate_dynamic_stack_space): Call
1802 do_pending_stack_adjust before handling flag_split_stack.
1804 2016-10-04 David Malcolm <dmalcolm@redhat.com>
1806 * genattrtab.c (make_internal_attr): Supply dummy column number to
1809 * genoutput.c (init_insn_for_nothing): Likewise.
1810 * gensupport.c (add_define_attr): Likewise.
1811 * read-md.c (message_at_1): Print column number.
1812 (fatal_with_file_and_line): Likewise.
1813 (rtx_reader::read_char): Track column numbers.
1814 (rtx_reader::unread_char): Likewise.
1815 (rtx_reader::rtx_reader): Initialize m_read_md_colno.
1816 (rtx_reader::handle_include): Stash and restore m_read_md_colno.
1817 (rtx_reader::handle_file): Initialize m_read_md_colno.
1818 (rtx_reader::get_current_location): Supply column number to
1820 * read-md.h (struct file_location): Add field "colno".
1821 (file_location::file_location): Likewise.
1822 (rtx_reader::get_colno): New accessor.
1823 (rtx_reader::m_read_md_colno): New field.
1824 (rtx_reader::m_last_line_colno): New field.
1826 2016-10-04 Jakub Jelinek <jakub@redhat.com>
1828 * doc/extend.texi (Java Exceptions): Remove.
1829 (java_interface): Remove.
1831 2016-10-04 Doug Gilmore <doug.gilmore@imgtec.com>
1833 PR tree-optimization/77808
1834 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Check base_addr
1835 and addr are different before copying points-to information.
1837 2016-10-04 Uros Bizjak <ubizjak@gmail.com>
1839 * config/i386/x86-tune.def (X86_TUNE_VECTORIZE_DOUBLE): Remove.
1840 * config/i386/i386.h (TARGET_VECTORIZE_DOUBLE): Remove.
1841 * config/i386/i386.c (ix86_add_stmt_cost): Use TARGET_BONNEL instead
1842 of !TARGET_VECTORIZE_DOUBLE when penalizing DFmode vector ops.
1844 2016-10-04 Richard Biener <rguenther@suse.de>
1846 PR tree-optimization/77399
1847 * tree-ssa-forwprop.c (simplify_vector_constructor): Properly
1848 verify the target can convert.
1850 2016-10-04 Richard Biener <rguenther@suse.de>
1853 * explow.c (plus_constant): Verify the mode of the constant
1854 pool offset before calling plus_constant.
1856 2016-10-04 Richard Biener <rguenther@suse.de>
1859 * match.pd (X / abs (X) -> X < 0 ? -1 : 1): Drop vector
1860 type support, mark with :C.
1861 (X / -X -> -1): Mark with :C.
1863 2016-10-04 Jakub Jelinek <jakub@redhat.com>
1865 * defaults.h (JCR_SECTION_NAME, TARGET_USE_JCR_SECTION): Remove.
1866 * system.h (JCR_SECTION_NAME, TARGET_USE_JCR_SECTION): Poison.
1867 * doc/tm.texi.in (TARGET_USE_JCR_SECTION): Remove.
1868 * doc/tm.texi: Regenerated.
1869 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Remove.
1870 * config/i386/cygming.h (TARGET_USE_JCR_SECTION): Remove.
1871 * config/darwin.h (JCR_SECTION_NAME): Remove.
1872 * config/pa/pa64-hpux.h (JCR_SECTION_NAME): Remove.
1873 * config/rs6000/aix71.h (TARGET_USE_JCR_SECTION): Remove.
1874 * config/rs6000/aix51.h (TARGET_USE_JCR_SECTION): Remove.
1875 * config/rs6000/aix52.h (TARGET_USE_JCR_SECTION): Remove.
1876 * config/rs6000/aix53.h (TARGET_USE_JCR_SECTION): Remove.
1877 * config/rs6000/aix61.h (TARGET_USE_JCR_SECTION): Remove.
1879 2016-10-03 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
1881 * ipa-cp.c (propagate_bits_accross_jump_function): Introduce space
1882 between "because" and "param" in dump message in call to fprintf.
1884 2016-10-03 Jeff Law <law@redhat.com>
1886 PR tree-optimization/71550
1887 PR tree-optimization/71403
1888 * tree-ssa-threadbackward.c: Include tree-vectorizer.h
1889 (profitable_jump_thread_path): Also return boolean indicating if
1890 the realized path will create an irreducible loop.
1891 Remove loop depth tests from 71403.
1892 (fsm_find_control_statement_thread_paths): Remove loop depth tests
1893 from 71403. If threading will create an irreducible loop, then
1894 throw away loop iteration and related information.
1896 2016-10-03 Uros Bizjak <ubizjak@gmail.com>
1898 * configure.ac (strict_warn): Merge -Wmissing-format-attribute and
1899 -Woverloaded-virtual checks for warning options.
1900 * configure: Regenerate.
1902 2016-10-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
1904 PR preprocessor/77699
1905 * input.c (maybe_grow): Don't allocate one byte extra headroom.
1906 (get_next_line): Return false on error.
1907 (read_next_line): Removed, use get_next_line instead.
1908 (read_line_num): Don't copy the line.
1909 (location_get_source_line): Don't use static data.
1910 (selftest::test_reading_source_line): Add more test cases.
1912 2016-10-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1915 2016-09-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1917 * ifcvt.c (noce_try_avoid_const_materialization): New function.
1918 (noce_process_if_block): Use it.
1920 2016-10-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
1922 * doc/invoke.texi: Update -Wint-in-bool-context.
1924 2016-10-02 Jakub Jelinek <jakub@redhat.com>
1926 * dwarf2out.c (output_fde, output_call_frame_info,
1927 dwarf2out_do_cfi_startproc, set_indirect_string,
1928 gen_internal_sym, output_die, output_line_info): Use
1929 MAX_ARTIFICIAL_LABEL_BYTES as char array sizes for
1930 ASM_GENERATE_INTERNAL_LABEL output.
1932 2016-10-01 Richard Biener <rguenther@suse.de>
1935 * genmatch.c (get_operand_type): Add operand position arg
1936 and handle COND_EXPR comparison operand with fixed boolean_type_node.
1937 (expr::gen_transform): Adjust.
1938 (dt_simplify::gen_1): Likewise.
1940 2016-10-01 Jakub Jelinek <jakub@redhat.com>
1942 * config/i386/sse.md (<mask_codefor><code><mode>): Add FALLTHRU
1943 comments. Simplify asserts, remove unnecessary conditions.
1945 (*<code><mode>3): Likewise.
1947 2016-09-30 Jakub Jelinek <jakub@redhat.com>
1949 * doc/invoke.texi (-Wregister): Document.
1951 2016-09-30 Bernd Edlinger <bernd.edlinger@hotmail.de>
1953 * configure.ac: Split CHECKING_P into CHECKING_P and
1954 ENABLE_EXTRA_CHECKING.
1955 * configure: Regenerated.
1956 * config.in: Adjust commment of CHECKING_P. Add ENABLE_EXTRA_CHECKING.
1957 * common.opt (flag_checking): Use CHECKING_P and ENABLE_EXTRA_CHECKING.
1959 2016-09-30 Prasad Ghangal <prasad.ghangal@gmail.com>
1962 * gcc.c (process_command): For @filename handling, output
1963 the correct name if the file does not exist.
1965 2016-09-30 Marek Polacek <polacek@redhat.com>
1967 * config/aarch64/aarch64-simd.md: Adjust fall through comments.
1968 * config/alpha/predicates.md: Likewise.
1970 2016-09-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1972 * ifcvt.c (noce_try_avoid_const_materialization): New function.
1973 (noce_process_if_block): Use it.
1975 2016-09-30 Martin Liska <mliska@suse.cz>
1977 * doc/invoke.texi: Document asan-use-after-return that
1978 it's disabled by default in runtime.
1980 2016-09-30 Richard Biener <rguenther@suse.de>
1982 * tree-vrp.c (intersect_ranges): If we failed to handle
1983 the intersection choose a constant singleton range if available.
1985 2016-09-30 Richard Biener <rguenther@suse.de>
1987 PR tree-optimization/77399
1988 * tree-ssa-forwprop.c (simplify_vector_constructor): Handle
1989 float <-> int conversions.
1991 2016-09-30 Alan Modra <amodra@gmail.com>
1993 * config/rs6000/rs6000.c (rs6000_opt_vars): Revert last change.
1995 2016-09-29 Uros Bizjak <ubizjak@gmail.com>
1997 * config/i386/driver-i386.c (host_detect_local_cpu): Check maximum
1998 ext_level before calling CPUID with 0x80000008.
1999 Simplify xgetbv checks.
2001 2016-09-29 David Malcolm <dmalcolm@redhat.com>
2003 * Makefile.in (OBJS): Add print-rtl-function.o.
2004 * print-rtl-function.c: New file.
2005 * print-rtl.h (print_rtx_function): New decl.
2007 2016-09-29 Uros Bizjak <ubizjak@gmail.com>
2010 * config/i386/cpuid.h (__get_cpuid_count): New.
2011 (__get_cpuid): Rename __level to __leaf.
2013 2016-09-29 Marek Polacek <polacek@redhat.com>
2015 * genattrtab.c (write_attr_case): Also emit FALLTHRU marker.
2017 2016-09-29 Bernd Schmidt <bschmidt@redhat.com>
2019 * builtins.c (expand_builtin_memcmp): don't swap args unless
2020 result is only being compared with zero.
2022 2016-09-29 Marek Polacek <polacek@redhat.com>
2024 * dwarf2out.c (loc_descriptor): Add fall through comment.
2025 (add_const_value_attribute): Likewise.
2027 2016-09-29 Matthew Wahab <matthew.wahab@arm.com>
2029 * config/arm/arm.md (*arm_movsi_insn): Replace "t2" arch attribute
2030 with "v6t2". Move "arch" attribute above "pool_range".
2031 * config/arm/vfp.md (*arm_movhi_vfp): Replace "t2" arch attribute
2033 (*thumb2_movhi_vfp): Likewise.
2034 (*arm_movhi_fp16): Likewise.
2035 (*thumb2_movhi_fp16): Likewise.
2036 (*arm_movsi_vfp): Remove "arch" attribute.
2037 (*thumb2_movsi_vfp): Likewise.
2039 2016-09-29 Martin Liska <mliska@suse.cz>
2041 * doc/extend.texi: Remove limitation of Objective C for
2042 __attribute__((constructor)) and __attribute__((destructor)).
2044 2016-09-29 Richard Biener <rguenther@suse.de>
2046 PR tree-optimization/77768
2047 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
2048 Handle stores to readonly memory when removing redundant stores.
2050 2016-09-29 Richard Biener <rguenther@suse.de>
2053 * match.pd: Add X / abs (X) -> X < 0 ? -1 : 1 and
2054 X / -X -> -1 simplifications.
2056 2016-09-29 Richard Biener <rguenther@suse.de>
2059 * match.pd: Add max(a,-a) -> abs(a) pattern.
2060 * tree-ssa-phiopt.c (minmax_replacement): Disable for
2061 HONOR_SIGNED_ZEROS types.
2063 2016-09-29 James Greenhalgh <james.greenhalgh@arm.com>
2065 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Remove.
2066 * system.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Poison.
2068 2016-09-29 Richard Biener <rguenther@suse.de>
2070 * tree-vrp.c (set_defs_to_varying): New helper avoiding
2071 writing to vr_const_varying.
2072 (vrp_initialize): Call it.
2073 (vrp_visit_stmt): Likewise.
2074 (evrp_dom_walker::before_dom_children): Likewise.
2076 2016-09-29 Richard Biener <rguenther@suse.de>
2078 * tree-vect-stmts.c (vectorizable_load): Avoid emitting vector
2079 constructors with vector elements.
2081 2016-09-29 Richard Biener <rguenther@suse.de>
2083 PR tree-optimization/77768
2084 * tree-ssa-sccvn.c (visit_reference_op_store): Properly deal
2085 with stores to a place we know has a constant value.
2087 2016-09-29 Alan Modra <amodra@gmail.com>
2089 * config/rs6000/sysv4.opt (mgnu-attribute): New option.
2090 * doc/invoke.texi: Document it.
2091 * config/rs6000/rs6000.c (HAVE_LD_PPC_GNU_ATTR_LONG_DOUBLE): Define.
2092 (rs6000_passes_float): Comment.
2093 (rs6000_passes_long_double): New static var.
2094 (call_ABI_of_interest): Return false unless rs6000_gnu_attr is set.
2095 (init_cumulative_args): Set up to emit fp .gnu_attribute for
2096 ELF 64-bit ABIs as well as 32-bit ELF. Correct rs6000_passes_float
2097 to include fp values returned in vectors.
2098 Set rs6000_passes_long_double.
2099 (rs6000_function_arg_advance_1): Likewise for function args.
2100 (rs6000_elf_file_end): Emit fp .gnu_attribute for ELF 64-bit ABIs,
2101 and SPE. Emit long double tag value too.
2102 (rs6000_opt_vars): Add gnu-attr.
2103 * configure.ac (HAVE_LD_PPC_GNU_ATTR_LONG_DOUBLE): New ppc32 test.
2104 * configure: Regenerate.
2105 * config.in: Regenerate.
2107 2016-09-28 Jakub Jelinek <jakub@redhat.com>
2109 * gimple-ssa-sprintf.c (pass_sprintf_length::gate): Use x > 0 instead
2111 (format_floating, format_string, format_directive,
2112 get_destination_size, pass_sprintf_length::handle_gimple_call):
2115 2016-09-28 Jakub Jelinek <jakub@redhat.com>
2117 * gimple-ssa-sprintf.c: Fix comment formatting.
2118 (format_integer): Use is_gimple_assign.
2119 (pass_sprintf_length::handle_gimple_call): Use gimple_call_builtin_p
2120 and gimple_call_fndecl. Reorder case BUILT_IN_SPRINTF_CHK. Fix up
2121 BUILT_IN_SNPRINTF_CHK comment. Replace "to to" with "to" in comment.
2122 (pass_sprintf_length::execute): Use is_gimple_call.
2124 2016-09-28 Wilco Dijkstra <wdijkstr@arm.com>
2126 * gimple-fold.c (gimple_fold_builtin): After failing to fold
2127 strchr, also try the generic folding.
2129 2016-09-28 Martin Sebor <msebor@redhat.com>
2132 * gimple-ssa-sprintf.c (pass_sprintf_length::handle_gimple_call):
2135 2016-09-28 Martin Sebor <msebor@redhat.com>
2138 * gimple-ssa-sprintf.c (format_integer): Fail gracefully when
2139 length modifier is not expected.
2140 (format_floating): Ignore l length modifier and fail gracefuly
2141 when it isn't one of the other expected ones.
2143 2016-09-28 Martin Sebor <msebor@redhat.com>
2146 * varasm.c (assemble_addr_to_section): Increase local buffer size.
2148 2016-09-27 Richard Biener <rguenther@suse.de>
2150 * dwarf2out.c (cu_die_list): New global.
2151 (dwarf2out_finish): Walk cu_die_list instead of limbo DIEs. Add
2152 main_comp_unit_die to cu_die_list if we created it.
2153 Move break_out_includes ...
2154 (dwarf2out_early_finish): ... here. Push created CU DIEs onto
2157 2016-09-28 Richard Biener <rguenther@suse.de>
2159 * dwarf2out.c (struct die_struct): Add removed flag.
2160 (lookup_type_die): If the DIE is marked as removed, clear
2161 TYPE_SYMTAB_DIE and return NULL.
2162 (lookup_decl_die): If the DIE is marked as removed, remove it
2163 from the hash and return NULL.
2164 (mark_removed): New helper.
2165 (prune_unused_types_prune): Call it for removed DIEs.
2166 (gen_subprogram_die): Move the premark_used_types call to after
2167 DIEs for the functions scopes are generated.
2168 (process_scope_var): Do not re-create pruned types or type decls.
2169 Make sure to also re-parent type decls.
2170 (dwarf2out_finish): Move unused type pruning and debug_types
2172 (dwarf2out_early_finish): ... here.
2174 2016-09-29 Claudiu Zissulescu <claziss@synopsys.com>
2176 * config/arc/arc-c.c: New file.
2177 * config/arc/arc-c.def: Likewise.
2178 * config/arc/t-arc: Likewise.
2179 * config.gcc: Include arc-c.o as c and cpp object.
2180 * config/arc/arc-protos.h (arc_cpu_cpp_builtins): Add prototype.
2181 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Use
2182 arc_cpu_cpp_builtins.
2184 2016-09-29 Claudiu Zissulescu <claziss@synopsys.com>
2186 * config/arc/arc.md (*rotrsi3_cnt1): New pattern.
2187 (*ashlsi2_cnt1, *lshrsi3_cnt1, *ashrsi3_cnt1): Likewise.
2189 2016-09-28 Nathan Sidwell <nathan@acm.org>
2191 * gimple-pretty-print.c (dump_gimple_call_args): Simplify "' "
2194 2016-09-28 Wilco Dijkstra <wdijkstr@arm.com>
2196 PR tree-optimization/61056
2197 * gimple-fold.c (gimple_fold_builtin_strchr):
2198 New function to optimize strchr (s, 0) to strlen.
2199 (gimple_fold_builtin): Add BUILT_IN_STRCHR case.
2201 2016-09-27 Robin Dapp <rdapp@linux.vnet.ibm.com>
2203 PR tree-optimization/77724
2204 * tree-vect-loop-manip.c (create_intersect_range_checks_index):
2205 Add tree_fits_shwi_p check.
2207 2016-09-27 Jakub Jelinek <jakub@redhat.com>
2209 * auto-inc-dec.c (try_merge): Remove break after return.
2210 * cselib.c (autoinc_split): Likewise.
2211 * explow.c (promote_mode): Likewise.
2212 * fixed-value.c (fixed_arithmetic): Likewise.
2213 * hsa.c (hsa_internal_fn::get_arity): Likewise.
2214 * rtlanal.c (modified_between_p, modified_in_p): Likewise.
2215 * trans-mem.c (get_attrs_for): Likewise.
2216 * tree-if-conv.c (if_convertible_stmt_p): Likewise.
2217 * tree-vrp.c (simplify_stmt_using_ranges): Likewise.
2218 * config/aarch64/aarch64-builtins.c (aarch64_fold_builtin): Likewise.
2219 * config/aarch64/aarch64.c (aarch64_get_condition_code_1): Likewise.
2220 * config/c6x/c6x.c (c6x_get_unit_specifier): Likewise.
2221 * config/cr16/cr16.c (legitimate_pic_operand_p): Likewise.
2222 * config/cris/cris.c (cris_op_str): Likewise.
2223 * config/mn10300/mn10300.c (cc_flags_for_code): Likewise.
2224 * config/tilepro/tilepro.c (tilepro_emit_setcc_internal_di): Likewise.
2226 2016-09-27 Nathan Sidwell <nathan@codesourcery.com>
2228 * internal-fn.h (IFN_UNIQUE_CODES, IFN_GOACC_LOOP_CODES,
2229 IFN_GOACC_REDUCTION_CODES): New.
2230 (enum ifn_unique_kind, enum ifn_goacc_loop_kind, enum
2231 ifn_goacc_reduction_kind): Use them.
2232 * gimple-pretty-print.c (dump_gimple_call_args): Decode first arg
2233 of internal functions, when applicable.
2235 2016-09-27 Maciej W. Rozycki <macro@imgtec.com>
2237 * config/mips/constraints.md (d): Fix documentation.
2238 * doc/md.texi (Machine Constraints): Update accordingly.
2240 2016-09-27 Richard Biener <rguenther@suse.de>
2242 * dwarf2out.c (dwarf2out_init): Move text_section_line_info,
2243 cur_line_info_table initialization ...
2244 (dwarf2out_assembly_start): ... here.
2246 2016-09-27 Matthew Wahab <matthew.wahab@arm.com>
2248 * config/arm/arm.md (*arm_movsi_insn): Add "arch" attribute.
2249 * config/arm/vfp.md (*arm_movhi_vfp): Likewise.
2250 (*thumb2_movhi_vfp): Likewise.
2251 (*arm_movhi_fp16): Remove predication operand from VMOV.F16
2252 template. Expand predicable attribute to mark VMOV.F16 as not
2253 predicable. Add "arch" attribute.
2254 (*thumb2_movhi_fp16): Likewise.
2255 (*arm_movsi_vfp): Break a long line. Add "arch" attribute.
2256 (*thumb2_movsi_vfp): Add "arch" attribute.
2258 2016-09-27 David Edelsohn <dje.gcc@gmail.com>
2260 * config/rs6000/rs6000.c (rs6000_output_symbol): Don't modify
2263 2016-09-27 Marek Polacek <polacek@redhat.com>
2265 * config/ia64/ia64.c (ia64_print_operand): Adjust fall through
2268 * config/c6x/c6x.h: Adjust fall through comment.
2269 * config/sh/sh.c (final_prescan_insn): Likewise.
2270 * config/visium/visium.c (visium_expand_int_cstore): Likewise.
2271 (visium_expand_fp_cstore): Likewise.
2273 2016-09-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2275 * config/arm/arm.c (const_ok_for_op): Use "Fall through" comment form
2276 expected by -Wimplicit-fallthrough.
2277 (thumb1_size_rtx_costs): Likewise.
2278 (thumb2_reorg): Likewise.
2279 (tls_mentioned_p): Add "Fall through" comment.
2280 (thumb2_reorg): Likewise.
2281 * config/arm/arm-builtins.c (arm_expand_neon_args): Use "Fall through"
2282 comment form expected by -Wimplicit-fallthrough.
2284 2016-09-27 Martin Liska <mliska@suse.cz>
2286 PR gcov-profile/46266
2287 * input.h (RESERVED_LOCATION_P): New macro.
2288 * profile.c (branch_prob): Use RESERVED_LOCATION_P and
2289 instread of comparison with UNKNOWN_LOCATION.
2291 2016-09-27 Richard Biener <rguenther@suse.de>
2293 PR tree-optimization/77745
2294 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
2295 When removing redundant stores make sure to check compatibility
2296 of the TBAA state for downstream accesses.
2297 * tree-ssa-sccvn.c (visit_reference_op_store): Likewise for when
2298 value-numbering virtual operands for store matches.
2300 2016-09-27 Oleg Endo <olegendo@gcc.gnu.org>
2303 * config/sh/sh.c (sh_rtx_costs): Fix return value of SET of movt and
2304 movrt patterns. Match them before anything else in the SET case.
2306 2016-09-27 Martin Liska <mliska@suse.cz>
2308 PR gcov-profile/7970
2309 PR gcov-profile/16855
2310 PR gcov-profile/44779
2311 * coverage.c (build_gcov_exit_decl): New function.
2312 (coverage_obj_init): Call the function and generate __gcov_exit
2314 * doc/gcov.texi: Document when __gcov_exit function is called.
2316 2016-09-27 Marek Polacek <polacek@redhat.com>
2319 * Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn,
2320 insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Use
2321 -Wno-error instead of -Wno-implicit-fallthrough.
2323 2016-09-27 Martin Liska <mliska@suse.cz>
2326 * gcov-counter.def: Remove GCOV_COUNTER_V_DELTA.
2328 2016-09-27 Jakub Jelinek <jakub@redhat.com>
2330 * combine.c (simplify_comparison): Add canonical FALLTHROUGH comments.
2331 * config/i386/i386.c (ix86_dep_by_shift_count_body): Add FALLTHROUGH
2332 comments. Remove break after return.
2333 (ix86_fp_compare_code_to_integer, has_dispatch,
2334 ix86_simd_clone_usable): Remove break after return.
2336 2016-09-27 Bernd Edlinger <bernd.edlinger@hotmail.de>
2338 PR rlt-optimization/77714
2339 * lra-eliminations.c (eliminate_regs_in_insn): Avoid alias on
2342 2016-09-27 Kugan Vivekanandarajah <kuganv@linaro.org>
2345 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Use
2346 extract_range_from_unary_expr to convert value_range.
2347 * tree-vrp.c (extract_range_from_unary_expr_1): Rename to.
2348 (extract_range_from_unary_expr): This.
2349 * tree-vrp.h (extract_range_from_unary_expr): Declare.
2351 2016-09-27 Segher Boessenkool <segher@kernel.crashing.org>
2353 * config/rs6000/rs6000.md (movcc_internal1): Disparage using CTR or LR.
2355 2016-09-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2357 * config/i386/i386.c (ix86_print_operand)
2358 [HAVE_AS_IX86_CMOV_SUN_SYNTAX]: Add gcc_fallthrough.
2359 * config/sparc/sparc.c (check_pic): Add fallthrough comment.
2360 (epilogue_renumber): Likewise.
2362 2016-09-26 Kugan Vivekanandarajah <kuganv@linaro.org>
2365 * tree-ssa-reassoc.c (make_new_ssa_for_def): Use gimple_get_lhs
2366 to get lhs instead of gimple_assign_lhs as stmt can be builtins too.
2368 2016-09-26 Thomas Preud'homme <thomas.preudhomme@arm.com>
2370 * tree.h (memmodel_from_int, memmodel_base, is_mm_relaxed,
2371 is_mm_consume, is_mm_acquire, is_mm_release, is_mm_acq_rel,
2372 is_mm_seq_cst, is_mm_sync): Move to ...
2373 * memmodel.h: This. New file.
2374 * builtins.c: Include memmodel.h.
2375 * optabs.c: Likewise.
2377 * config/aarch64/aarch64.c: Likewise.
2378 * config/alpha/alpha.c: Likewise.
2379 * config/arm/arm.c: Likewise.
2380 * config/i386/i386.c: Likewise.
2381 * config/ia64/ia64.c: Likewise.
2382 * config/mips/mips.c: Likewise.
2383 * config/rs6000/rs6000.c: Likewise.
2384 * config/sparc/sparc.c: Likewise.
2385 * genconditions.c: Include memmodel.h in generated file.
2386 * genemit.c: Likewise.
2387 * genoutput.c: Likewise.
2388 * genpeep.c: Likewise.
2389 * genpreds.c: Likewise.
2390 * genrecog.c: Likewise.
2392 2016-09-26 David Malcolm <dmalcolm@redhat.com>
2394 * read-rtl.c (read_rtx_code): Rename local "i" to "idx", and use
2395 "c" instead when parsing characters. Move operand parsing into...
2396 (read_rtx_operand): ...this new function, renaming "i" to "idx",
2397 and tightening the scope of various locals.
2399 2016-09-26 Liu Hao <lh_mouse@126.com>
2401 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Fix typo.
2403 2016-09-26 Marek Polacek <polacek@redhat.com>
2405 * system.h: Use __has_attribute to check whether the fallthrough
2406 attribute is supported.
2408 2016-09-26 Marek Polacek <polacek@redhat.com>
2410 * ipa-inline-analysis.c (find_foldable_builtin_expect): Use
2411 gimple_call_internal_p.
2412 * ipa-split.c (find_return_bb): Likewise.
2413 (execute_split_functions): Likewise.
2414 * omp-low.c (dump_oacc_loop_part): Likewise.
2415 (oacc_loop_xform_head_tail): Likewise.
2416 * predict.c (predict_loops): Likewise.
2417 * sanopt.c (pass_sanopt::execute): Likewise.
2418 * tree-cfg.c (get_abnormal_succ_dispatcher): Likewise.
2419 * tree-parloops.c (oacc_entry_exit_ok_1): Likewise.
2420 * tree-stdarg.c (gimple_call_ifn_va_arg_p): Remove function.
2421 (expand_ifn_va_arg_1): Use gimple_call_internal_p.
2422 (expand_ifn_va_arg): Likewise.
2423 * tree-vect-loop.c (vect_determine_vectorization_factor): Likewise.
2424 (optimize_mask_stores): Likewise.
2425 * tree-vect-stmts.c (vect_simd_lane_linear): Likewise.
2426 (vect_transform_stmt): Likewise.
2427 * tree-vectorizer.c (vect_loop_vectorized_call): Likewise.
2428 * tsan.c (instrument_memory_accesses): Likewise.
2430 2016-09-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2431 Alexander Monakov <amonakov@ispras.ru>
2433 * regrename.c (rename_chains): Check
2434 HARD_FRAME_POINTER_IS_FRAME_POINTER rather than
2435 HARD_FRAME_POINTER_REGNUM when picking unavailable registers.
2436 * sel-sched.c (mark_unavailable_hard_regs): Likewise.
2438 2016-09-26 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2440 * config/s390/s390.c (s390_rtx_costs): Add /* fallthrough */.
2441 (s390_sched_score): Likewise.
2443 2016-09-26 Martin Liska <mliska@suse.cz>
2445 * doc/gcov.texi: Update program output of gcov tool.
2447 2016-09-26 Martin Liska <mliska@suse.cz>
2449 PR gcov-profile/23332
2450 * profile.c (instrument_values): Do not handle HIST_TYPE_CONST_DELTA.
2451 * tree-profile.c (gimple_gen_const_delta_profiler): Remove.
2452 * value-prof.c (dump_histogram_value): Do not handle
2453 HIST_TYPE_CONST_DELTA.
2454 (stream_in_histogram_value): Likewise.
2455 (gimple_find_values_to_profile): Likewise.
2456 * value-prof.h (enum hist_type): Likewise.
2458 2016-09-26 Martin Liska <mliska@suse.cz>
2460 * common.opt: Exclude SANITIZE_UNREACHABLE and SANITIZE_RETURN
2461 from default sanitize recover values.
2462 * doc/invoke.texi: Fix documentation related to -fsanitize=leak,
2463 -fsanitize=address, -fsanitize=thread and -fsanitize-recover.
2464 * flag-types.h: Replace couple of 1 << x to 1UL << x, make it
2466 * opts.c (finish_options): Do a generic loop over options
2467 that can be recovered.
2468 (parse_sanitizer_options): Exclude SANITIZE_UNREACHABLE and
2470 (common_handle_option): Likewise.
2471 * opts.h: Declare can_recover to sanitizer_opts_s.
2473 2016-09-26 Andre Vieira <andre.simoesdiasvieira@arm.com>
2475 * target.def(elf_flags_numeric): Change documentation to present tense.
2476 * doc/tm.texi: Regenerate.
2478 2016-09-26 Marek Polacek <polacek@redhat.com>
2481 * Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn,
2482 insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Add
2483 -Wno-switch-fallthrough.
2484 * builtins.c (expand_builtin_int_roundingfn_2): Add gcc_fallthrough.
2485 (expand_builtin): Likewise.
2486 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_libmass): Likewise.
2487 * convert.c (convert_to_real_1): Likewise.
2488 (convert_to_integer_1): Likewise.
2489 * final.c (output_alternate_entry_point): Likewise.
2490 * genattrtab.c (make_canonical): Likewise.
2491 (write_test_expr): Likewise.
2492 * genpreds.c (validate_exp): Likewise.
2493 * gimple-ssa-strength-reduction.c
2494 (find_candidates_dom_walker::before_dom_children): Likewise.
2495 * godump.c (go_format_type): Likewise.
2496 * reload1.c (elimination_effects): Likewise.
2497 * resource.c (mark_referenced_resources): Likewise.
2498 (mark_set_resources): Likewise.
2499 * tree-ssa-loop-ivopts.c (find_deriving_biv_for_expr): Likewise.
2500 * varasm.c (output_addressed_constants): Likewise.
2502 2016-09-26 Marek Polacek <polacek@redhat.com>
2505 * common.opt (Wimplicit-fallthrough): New option.
2506 * doc/extend.texi: Document statement attributes and the fallthrough
2508 * doc/invoke.texi: Document -Wimplicit-fallthrough.
2509 * gimple.h (gimple_call_internal_p): New function.
2510 * gimplify.c (struct gimplify_ctx): Add in_switch_expr.
2511 (struct label_entry): New struct.
2512 (find_label_entry): New function.
2513 (case_label_p): New function.
2514 (collect_fallthrough_labels): New function.
2515 (last_stmt_in_scope): New function.
2516 (should_warn_for_implicit_fallthrough): New function.
2517 (warn_implicit_fallthrough_r): New function.
2518 (maybe_warn_implicit_fallthrough): New function.
2519 (expand_FALLTHROUGH_r): New function.
2520 (expand_FALLTHROUGH): New function.
2521 (gimplify_switch_expr): Call maybe_warn_implicit_fallthrough and
2522 expand_FALLTHROUGH for the innermost GIMPLE_SWITCH.
2523 (gimplify_label_expr): New function.
2524 (gimplify_case_label_expr): Set location.
2525 (gimplify_expr): Call gimplify_label_expr.
2526 * internal-fn.c (expand_FALLTHROUGH): New function.
2527 * internal-fn.def (FALLTHROUGH): New internal function.
2528 * langhooks.c (lang_GNU_OBJC): New function.
2529 * langhooks.h (lang_GNU_OBJC): Declare.
2530 * system.h (gcc_fallthrough): Define.
2531 * tree-core.h: Add FALLTHROUGH_LABEL_P comment.
2532 * tree.h (FALLTHROUGH_LABEL_P): Define.
2534 2016-09-26 Richard Biener <rguenther@suse.de>
2536 * dwarf2out.c (stripattributes): Remove unused function.
2537 (DEBUG_NORM_MACINFO_SECTION): Rename to DEBUG_MACINFO_SECTION.
2538 Push dwarf_split_debug_info handling into init_sections_and_labels.
2539 (DEBUG_NORM_MACRO_SECTION): Likewise to DEBUG_MACRO_SECTION.
2540 (DEBUG_MACRO_SECTION_FLAGS): Remove.
2541 (debug_macinfo_section_name): New global.
2542 (output_macinfo): Use debug_macinfo_section_name.
2543 (init_sections_and_labels): Split out section and label generation
2544 from dwarf2out_init. Set debug_macinfo_section_name.
2545 (dwarf2out_init): Move text section label generation and emission
2547 (dwarf2out_assembly_start): ... here.
2548 (dwarf2out_finish): Call init_sections_and_labels before DWARF
2551 2016-09-26 Richard Biener <rguenther@suse.de>
2554 * cgraphunit.c (analyze_functions): Before early removing
2555 global vars calls the late_global_decl debug handler mark
2556 the variable as readonly.
2558 2016-09-25 Oleg Endo <olegendo@gcc.gnu.org>
2561 * config/sh/sh.c (sh_movt_set_dest, sh_movrt_set_dest): Add overloads.
2562 (sh_rtx_costs): Handle SET of movt and movrt patterns.
2563 * cnofig/sh/sh-protos.h (sh_movt_set_dest, sh_movrt_set_dest): Forward
2564 declare new overloads.
2565 * config/sh/sh.md (*cset_zero): Add variant that takes a treg_set_expr
2568 2016-09-24 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
2570 * config/rs6000/rs6000.c (expand_block_compare, do_load_for_compare):
2571 Change TARGET_LITTLE_ENDIAN to !BYTES_BIG_ENDIAN.
2573 2016-09-24 David Edelsohn <dje.gcc@gmail.com>
2575 * configure.ac (gcc_cv_as_aix_dwloc): Fix typo in assembly fragment.
2576 * configure: Regenerate.
2578 2016-09-24 Marek Polacek <polacek@redhat.com>
2581 * doc/invoke.texi: Document -Wbool-operation.
2583 2016-09-23 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
2585 * config/rs6000/rs6000.md (cmpmemsi): New define_expand.
2586 * config/rs6000/rs6000.c (expand_block_compare): New function used by
2587 cmpmemsi pattern to do builtin expansion of memcmp ().
2588 (compute_current_alignment): Add helper function for
2589 expand_block_compare used to compute alignment as the compare proceeds.
2590 (select_block_compare_mode): Used by expand_block_compare to select
2591 the mode used for reading the next chunk of bytes in the compare.
2592 (do_load_for_compare): Used by expand_block_compare to emit the load
2593 insns for the compare.
2594 (rs6000_emit_dot_insn): Moved this function to avoid a forward
2595 reference from expand_block_compare ().
2596 * config/rs6000/rs6000-protos.h (expand_block_compare): Add a
2597 prototype for this function.
2598 * config/rs6000/rs6000.opt (mblock-compare-inline-limit): Add a new
2599 target option for controlling how much code inline expansion of
2600 memcmp() will be allowed to generate.
2602 2016-09-23 Jakub Jelinek <jakub@redhat.com>
2604 * hooks.c (hook_bool_bool_false, hook_bool_bool_gcc_optionsp_false,
2605 hook_bool_mode_false, hook_bool_mode_true,
2606 hook_bool_mode_const_rtx_false, hook_bool_mode_const_rtx_true,
2607 hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
2608 hook_bool_const_rtx_insn_const_rtx_insn_true,
2609 hook_bool_mode_uhwi_false, hook_void_FILEptr_constcharptr,
2610 hook_bool_FILEptr_rtx_false, hook_bool_gsiptr_false,
2611 hook_bool_const_tree_hwi_hwi_const_tree_false,
2612 hook_bool_const_tree_hwi_hwi_const_tree_true,
2613 default_can_output_mi_thunk_no_vcall, hook_int_uint_mode_1,
2614 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
2615 hook_int_rtx_0, hook_int_rtx_bool_0, hook_void_tree,
2616 hook_void_constcharptr, hook_void_tree_treeptr, hook_void_int_int,
2617 hook_bool_tree_false, hook_bool_const_tree_false, hook_bool_tree_true,
2618 hook_bool_const_tree_true, hook_bool_tree_tree_false,
2619 hook_bool_tree_tree_true, hook_bool_tree_bool_false,
2620 hook_bool_rtx_insn_true, hook_bool_rtx_false,
2621 hook_bool_uintp_uintp_false,
2622 hook_bool_rtx_mode_int_int_intp_bool_false, hook_rtx_rtx_null,
2623 hook_rtx_tree_int_null, hook_uint_mode_0,
2624 hook_constcharptr_const_tree_null, hook_tree_tree_int_treep_bool_null,
2625 hook_tree_tree_tree_null, hook_tree_tree_tree_tree_null,
2626 hook_constcharptr_const_rtx_insn_null,
2627 hook_constcharptr_const_tree_const_tree_null,
2628 hook_constcharptr_int_const_tree_null,
2629 hook_constcharptr_int_const_tree_const_tree_null,
2630 hook_tree_const_tree_null, hook_bool_rtx_insn_int_false,
2631 hook_void_rtx_insn_int, hook_void_gcc_optionsp): For arguments with
2632 ATTRIBUTE_UNUSED, remove parameter name as well as ATTRIBUTE_UNUSED.
2634 * vec.h (vNULL): Extend comment to say = vNULL initialization
2635 isn't needed for static vars.
2637 * sel-sched-ir.c (sel_global_bb_info, sel_region_bb_info,
2638 loop_nests, s_i_d, last_added_blocks): Remove unnecessary
2639 = vNULL initialization of file scope vec.
2640 * passes.c (pass_tab, enabled_pass_uid_range_tab,
2641 disabled_pass_uid_range_tab): Likewise.
2642 * haifa-sched.c (sched_luids, h_i_d): Likewise.
2643 * tree-chkp-opt.c (check_infos): Likewise.
2644 * sel-sched.c (vec_av_set, vec_temp_moveop_nops): Likewise.
2646 * vec.h (vnull::operator vec): Add constexpr keyword for
2649 2016-09-23 Doug Gilmore <doug.gilmore@imgtec.com>
2651 PR tree-optimization/77654
2652 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Add call
2653 to duplicate_ssa_name_ptr_info.
2655 2016-09-23 David Malcolm <dmalcolm@redhat.com>
2657 PR preprocessor/77672
2658 * input.c (selftest::test_lexer_string_locations_simple): Update
2659 test to expect location information of the terminator character
2660 at the location of the final closing quote.
2661 (selftest::test_lexer_string_locations_hex): Likewise.
2662 (selftest::test_lexer_string_locations_oct): Likewise.
2663 (selftest::test_lexer_string_locations_letter_escape_1): Likewise.
2664 (selftest::test_lexer_string_locations_letter_escape_2): Likewise.
2665 (selftest::test_lexer_string_locations_ucn4): Likewise.
2666 (selftest::test_lexer_string_locations_ucn8): Likewise.
2667 (selftest::test_lexer_string_locations_u8): Likewise.
2668 (selftest::test_lexer_string_locations_utf8_source): Likewise.
2669 (selftest::test_lexer_string_locations_concatenation_1): Likewise.
2670 (selftest::test_lexer_string_locations_concatenation_2): Likewise.
2671 (selftest::test_lexer_string_locations_concatenation_3): Likewise.
2672 (selftest::test_lexer_string_locations_macro): Likewise.
2673 (selftest::test_lexer_string_locations_long_line): Likewise.
2675 2016-09-23 Richard Biener <rguenther@suse.de>
2677 * tree-ssa-sccvn.c (visit_reference_op_call): Value number
2678 virtual definition to virtual use if the call devirtualizes
2679 to a const or pure function.
2680 (visit_use): Also visit calls we can devirtualize to a
2681 const or pure function.
2683 2016-09-23 Richard Biener <rguenther@suse.de>
2685 PR tree-optimization/77697
2686 * tree-ssa-forwprop.c (defcodefor_name): Remove bogus code,
2687 signal error if we have sth ternary or unhandled.
2689 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
2691 * config/arm/arm_neon.h (vabd_f16): New.
2725 (vcvt_f16_s16): New.
2726 (vcvt_f16_u16): New.
2727 (vcvt_s16_f16): New.
2728 (vcvt_u16_f16): New.
2729 (vcvtq_f16_s16): New.
2730 (vcvtq_f16_u16): New.
2731 (vcvtq_s16_f16): New.
2732 (vcvtq_u16_f16): New.
2733 (vcvta_s16_f16): New.
2734 (vcvta_u16_f16): New.
2735 (vcvtaq_s16_f16): New.
2736 (vcvtaq_u16_f16): New.
2737 (vcvtm_s16_f16): New.
2738 (vcvtm_u16_f16): New.
2739 (vcvtmq_s16_f16): New.
2740 (vcvtmq_u16_f16): New.
2741 (vcvtn_s16_f16): New.
2742 (vcvtn_u16_f16): New.
2743 (vcvtnq_s16_f16): New.
2744 (vcvtnq_u16_f16): New.
2745 (vcvtp_s16_f16): New.
2746 (vcvtp_u16_f16): New.
2747 (vcvtpq_s16_f16): New.
2748 (vcvtpq_u16_f16): New.
2749 (vcvt_n_f16_s16): New.
2750 (vcvt_n_f16_u16): New.
2751 (vcvtq_n_f16_s16): New.
2752 (vcvtq_n_f16_u16): New.
2753 (vcvt_n_s16_f16): New.
2754 (vcvt_n_u16_f16): New.
2755 (vcvtq_n_s16_f16): New.
2756 (vcvtq_n_u16_f16): New.
2770 (vmul_lane_f16): New.
2773 (vmulq_lane_f16): New.
2795 (vrsqrteq_f16): New.
2799 (vrsqrtsq_f16): New.
2803 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
2805 * config.gcc (extra_headers): Add arm_fp16.h
2806 * config/arm/arm_fp16.h: New.
2807 * config/arm/arm_neon.h: Include "arm_fp16.h".
2809 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
2811 * config/arm/arm_neon_builtins.def (vadd): New (v8hf, v4hf
2813 (vmulf): New (v8hf, v4hf variants).
2814 (vfma): New (v8hf, v4hf variants).
2815 (vfms): New (v8hf, v4hf variants).
2816 (vsub): New (v8hf, v4hf variants).
2817 (vcage): New (v8hf, v4hf variants).
2818 (vcagt): New (v8hf, v4hf variants).
2819 (vcale): New (v8hf, v4hf variants).
2820 (vcalt): New (v8hf, v4hf variants).
2821 (vceq): New (v8hf, v4hf variants).
2822 (vcgt): New (v8hf, v4hf variants).
2823 (vcge): New (v8hf, v4hf variants).
2824 (vcle): New (v8hf, v4hf variants).
2825 (vclt): New (v8hf, v4hf variants).
2826 (vceqz): New (v8hf, v4hf variants).
2827 (vcgez): New (v8hf, v4hf variants).
2828 (vcgtz): New (v8hf, v4hf variants).
2829 (vcltz): New (v8hf, v4hf variants).
2830 (vclez): New (v8hf, v4hf variants).
2831 (vabd): New (v8hf, v4hf variants).
2832 (vmaxf): New (v8hf, v4hf variants).
2833 (vmaxnm): New (v8hf, v4hf variants).
2834 (vminf): New (v8hf, v4hf variants).
2835 (vminnm): New (v8hf, v4hf variants).
2836 (vpmaxf): New (v4hf variant).
2837 (vpminf): New (v4hf variant).
2838 (vpadd): New (v4hf variant).
2839 (vrecps): New (v8hf, v4hf variants).
2840 (vrsqrts): New (v8hf, v4hf variants).
2841 (vabs): New (v8hf, v4hf variants).
2842 (vneg): New (v8hf, v4hf variants).
2843 (vrecpe): New (v8hf, v4hf variants).
2844 (vrnd): New (v8hf, v4hf variants).
2845 (vrnda): New (v8hf, v4hf variants).
2846 (vrndm): New (v8hf, v4hf variants).
2847 (vrndn): New (v8hf, v4hf variants).
2848 (vrndp): New (v8hf, v4hf variants).
2849 (vrndx): New (v8hf, v4hf variants).
2850 (vrsqrte): New (v8hf, v4hf variants).
2851 (vmul_lane): Add v4hf and v8hf variants.
2852 (vmul_n): Add v4hf and v8hf variants.
2853 (vext): New (v8hf, v4hf variants).
2854 (vcvts): New (v8hi, v4hi variants).
2855 (vcvts): New (v8hf, v4hf variants).
2856 (vcvtu): New (v8hi, v4hi variants).
2857 (vcvtu): New (v8hf, v4hf variants).
2858 (vcvts_n): New (v8hf, v4hf variants).
2859 (vcvtu_n): New (v8hi, v4hi variants).
2860 (vcvts_n): New (v8hi, v4hi variants).
2861 (vcvtu_n): New (v8hf, v4hf variants).
2862 (vbsl): New (v8hf, v4hf variants).
2863 (vcvtas): New (v8hf, v4hf variants).
2864 (vcvtau): New (v8hf, v4hf variants).
2865 (vcvtms): New (v8hf, v4hf variants).
2866 (vcvtmu): New (v8hf, v4hf variants).
2867 (vcvtns): New (v8hf, v4hf variants).
2868 (vcvtnu): New (v8hf, v4hf variants).
2869 (vcvtps): New (v8hf, v4hf variants).
2870 (vcvtpu): New (v8hf, v4hf variants).
2872 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
2874 * config/arm/arm-builtins.c (hf_UP): New.
2876 (vfp_builtin_data): New. Update comment.
2877 (enum arm_builtins): Include "arm_vfp_builtins.def".
2878 (ARM_BUILTIN_VFP_PATTERN_START): New.
2879 (arm_init_vfp_builtins): New.
2880 (arm_init_builtins): Add arm_init_vfp_builtins.
2881 (arm_expand_vfp_builtin): New.
2882 (arm_expand_builtins): Update for arm_expand_vfp_builtin. Fix
2884 * config/arm/arm_vfp_builtins.def: New file.
2885 * config/arm/t-arm (arm.o): Add arm_vfp_builtins.def.
2886 (arm-builtins.o): Likewise.
2888 2016-09-23 Kugan Vivekanandarajah <kuganv@linaro.org>
2891 * ipa-cp.c (propagate_vr_accross_jump_function): Drop TREE_OVERFLOW
2892 from constant while creating value range.
2894 2016-09-23 Renlin Li <renlin.li@arm.com>
2896 * ira.c (ira): Move ira_use_lra_p initialization code to ...
2897 (ira_init_once): Here.
2899 2016-09-23 Uros Bizjak <ubizjak@gmail.com>
2900 Jakub Jelinek <jakub@redhat.com>
2902 * hooks.h (hook_uint_uintp_false): Rename to...
2903 (hook_bool_uint_uintp_false): ... this.
2904 * hooks.c (hook_uint_uintp_false): Rename to...
2905 (hook_bool_uint_uintp_false): ... this.
2906 * target.def (elf_flags_numeric): Use hook_bool_uint_uintp_false
2907 instead of hook_uint_uintp_false.
2909 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
2911 * config/arm/arm-builtins.c (arm_init_neon_builtin): New.
2912 (arm_init_builtins): Move body of a loop to the standalone
2913 function arm_init_neon_builtin.
2914 (arm_expand_neon_builtin_1): New. Update comment. Function body
2915 moved from arm_neon_builtin with some white-space fixes.
2916 (arm_expand_neon_builtin): Move code into the standalone function
2917 arm_expand_neon_builtin_1.
2919 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
2921 * config/arm/iterators.md (VCVTHI): New.
2922 (NEON_VCMP): Add UNSPEC_VCLT and UNSPEC_VCLE. Fix a long line.
2926 (V_reg): Add HF, V4HF and V8HF. Fix white-space.
2927 (V_HALF): Add V4HF. Fix white-space.
2928 (V_if_elem): Add HF, V4HF and V8HF. Fix white-space.
2929 (V_s_elem): Likewise.
2930 (V_sz_elem): Fix white-space.
2931 (V_elem_ch): Likewise.
2933 (scalar_mul_constraint): Add V8HF and V4HF.
2934 (Is_float_mode): Fix white-space.
2935 (Is_d_reg): Add V4HF and V8HF. Fix white-space.
2936 (q): Add HF. Fix white-space.
2939 (cmp_op_unsp): Add UNSPEC_VCALE and UNSPEC_VCALT.
2940 (neon_vfm_lane_as): New.
2941 * config/arm/neon.md (add<mode>3_fp16): New.
2942 (sub<mode>3_fp16): New.
2943 (mul<mode>3add<mode>_neon): New.
2944 (fma<VH:mode>4_intrinsic): New.
2945 (fmsub<VCVTF:mode>4_intrinsic): Fix white-space.
2946 (fmsub<VH:mode>4_intrinsic): New.
2947 (<absneg_str><mode>2): New.
2948 (neon_v<absneg_str><mode>): New.
2949 (neon_v<fp16_rnd_str><mode>): New.
2950 (neon_vrsqrte<mode>): New.
2951 (neon_vpaddv4hf): New.
2952 (neon_vadd<mode>): New.
2953 (neon_vsub<mode>): New.
2954 (neon_vmulf<mode>): New.
2955 (neon_vfma<VH:mode>): New.
2956 (neon_vfms<VH:mode>): New.
2957 (neon_vc<cmp_op><mode>): New.
2958 (neon_vc<cmp_op><mode>_fp16insn): New
2959 (neon_vc<cmp_op_unsp><mode>_fp16insn_unspec): New.
2960 (neon_vca<cmp_op><mode>): New.
2961 (neon_vca<cmp_op><mode>_fp16insn): New.
2962 (neon_vca<cmp_op_unsp><mode>_fp16insn_unspec): New.
2963 (neon_vc<cmp_op>z<mode>): New.
2964 (neon_vabd<mode>): New.
2965 (neon_v<maxmin>f<mode>): New.
2966 (neon_vp<maxmin>fv4hf: New.
2967 (neon_<fmaxmin_op><mode>): New.
2968 (neon_vrecps<mode>): New.
2969 (neon_vrsqrts<mode>): New.
2970 (neon_vrecpe<mode>): New (VH variant).
2971 (neon_vdup_lane<mode>_internal): New.
2972 (neon_vdup_lane<mode>): New.
2973 (neon_vcvt<sup><mode>): New (VCVTHI variant).
2974 (neon_vcvt<sup><mode>): New (VH variant).
2975 (neon_vcvt<sup>_n<mode>): New (VH variant).
2976 (neon_vcvt<sup>_n<mode>): New (VCVTHI variant).
2977 (neon_vcvt<vcvth_op><sup><mode>): New.
2978 (neon_vmul_lane<mode>): New.
2979 (neon_vmul_n<mode>): New.
2980 * config/arm/unspecs.md (UNSPEC_VCALE): New
2981 (UNSPEC_VCALT): New.
2982 (UNSPEC_VFMA_LANE): New.
2983 (UNSPECS_VFMS_LANE): New.
2985 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
2987 * config/s390/s390.md ("*extzv<mode>_zEC12", "*extzv<mode>_z10")
2988 ("*extzv<mode><clobbercc_or_nocc>"):
2989 Correct a typo in a comment.
2991 ("*insv<mode>_zEC12", "*insv<mode>_z10")
2992 ("*insv<mode><clobbercc_or_nocc>"): Ditto.
2993 ("*insv<mode>_zEC12_appendbitsleft")
2994 ("*insv<mode><clobbercc_or_nocc>_appendbitsleft")
2995 ("*insv<mode>_z10_appendbitsleft"): Ditto.
2996 ("*insv<mode>_zEC12_noshift", "*insv<mode>_z10_noshift")
2997 ("*insv<mode><clobbercc_or_nocc>_noshift"): Ditto.
2998 Provide pattern with operands switched.
2999 ("*pre_z10_extv<mode>"):
3000 Use new subst patterns.
3001 ("*extzvdi<clobbercc_or_nocc>_lshiftrt", "*<risbg_n>_ior_and_sr_ze")
3002 ("*extvsidi<clobbercc_or_nocc>", "*<risbg_n>_and_subregdi_rotr")
3003 ("*<risbg_n>_and_subregdi_rotl", "*<risbg_n>_di_and_rot")
3004 ("*insv_z10_noshift_cc", "*insv_z10_noshift_cconly")
3005 ("*<risbg_n>_<mode>_ior_and_lshiftrt")
3006 ("*<risbg_n>_sidi_ior_and_lshiftrt")
3007 ("*trunc_sidi_and_subreg_lshrt<clobbercc_or_nocc>"):
3009 ("*extzv_<mode>_sll", "*extzv_<mode>_srl")
3010 ("*extzv_<mode>_srl<clobbercc_or_nocc>")
3011 ("*extzv_<mode>_sll<clobbercc_or_nocc>"): Renamed patterns, use risbgn
3013 ("SINT"): New mode_iterator with SI, HI, QI.
3014 * config/s390/subst.md ("clobbercc_or_nocc_subst", "z10_or_zEC12_cond")
3015 ("clobbercc_or_nocc", "risbg_n"): New constructs for risbg pattern
3018 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
3020 * config/s390/predicates.md ("contiguous_bitmask_operand"): Adapt to
3021 new interface of s390_contiguous_bitmask_p.
3022 ("contiguous_bitmask_nowrap_operand"): New predicate.
3023 ("*anddi3_cc", "*anddi3_cconly", "*anddi3"): Replace NxxDq with NxxDw.
3024 * config/s390/constraints.md ("NxxDw", "NxxSq"): Adapt to new interface
3025 of s390_contiguous_bitmask_p.
3026 ("NxxDw"): Rename NxxDq constraint to NxxDw.
3027 ("NxxSw"): New constraint.
3028 * config/s390/s390.md ("*andsi3_zarch"): Enable bitmask wraparound.
3029 * config/s390/s390-protos.h (s390_contiguous_bitmask_p): Updated
3031 (s390_contiguous_bitmask_nowrap_p): Export.
3032 * config/s390/s390.c (s390_contiguous_bitmask_nowrap_p): New name of
3033 former s390_contiguous_bitmask_p.
3034 (s390_contiguous_bitmask_p): Use s390_contiguous_bitmask_nowrap_p to
3035 detect contiguous bit ranges with wraparound. Change signature to
3036 return START and END position instead of POS and LENGTH.
3037 (s390_contiguous_bitmask_vector_p): Remove extra code for continous bit
3038 ranges with wraparound.
3039 (s390_extzv_shift_ok): Use s390_contiguous_bitmask_nowrap_p.
3040 (s390_contiguous_bitmask_vector_p,s390_extzv_shift_ok,print_operand):
3041 Adapt to new signature of s390_contiguous_bitmask_p.
3043 2016-09-23 Bin Cheng <bin.cheng@arm.com>
3045 * tree-vect-loop-manip.c (create_intersect_range_checks_index): New.
3046 (create_intersect_range_checks): New.
3047 (vect_create_cond_for_alias_checks): Call above function.
3049 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
3051 * config/arm/iterators.md (Code iterators): Fix some white-space
3055 (FCVT): Moved from vfp.md.
3056 (VCVT_HF_US_N): New.
3057 (VCVT_SI_US_N): New.
3062 (FCVTI32typename): Moved from vfp.md.
3063 (sup): Add UNSPEC_VCVTA_S, UNSPEC_VCVTA_U, UNSPEC_VCVTM_S,
3064 UNSPEC_VCVTM_U, UNSPEC_VCVTN_S, UNSPEC_VCVTN_U, UNSPEC_VCVTP_S,
3065 UNSPEC_VCVTP_U, UNSPEC_VCVT_HF_S_N, UNSPEC_VCVT_HF_U_N,
3066 UNSPEC_VCVT_SI_S_N, UNSPEC_VCVT_SI_U_N, UNSPEC_VCVTH_S_N,
3067 UNSPEC_VCVTH_U_N, UNSPEC_VCVTH_S and UNSPEC_VCVTH_U.
3069 (fp16_rnd_str): New.
3070 (fp16_rnd_insn): New.
3071 * config/arm/unspecs.md (UNSPEC_VCVT_HF_S_N): New.
3072 (UNSPEC_VCVT_HF_U_N): New.
3073 (UNSPEC_VCVT_SI_S_N): New.
3074 (UNSPEC_VCVT_SI_U_N): New.
3075 (UNSPEC_VCVTH_S): New.
3076 (UNSPEC_VCVTH_U): New.
3077 (UNSPEC_VCVTA_S): New.
3078 (UNSPEC_VCVTA_U): New.
3079 (UNSPEC_VCVTM_S): New.
3080 (UNSPEC_VCVTM_U): New.
3081 (UNSPEC_VCVTN_S): New.
3082 (UNSPEC_VCVTN_U): New.
3083 (UNSPEC_VCVTP_S): New.
3084 (UNSPEC_VCVTP_U): New.
3085 (UNSPEC_VCVTP_S): New.
3086 (UNSPEC_VCVTP_U): New.
3088 (UNSPEC_VRNDA): New.
3089 (UNSPEC_VRNDI): New.
3090 (UNSPEC_VRNDM): New.
3091 (UNSPEC_VRNDN): New.
3092 (UNSPEC_VRNDP): New.
3093 (UNSPEC_VRNDX): New.
3094 * config/arm/vfp.md (<absneg_str>hf2): New.
3096 (neon_v<fp16_rnd_str>hf): New.
3097 (neon_vrndihf): New.
3102 (*mulsf3neghf_vfp): New.
3103 (*negmulhf3_vfp): New.
3104 (*mulsf3addhf_vfp): New.
3105 (*mulhf3subhf_vfp): New.
3106 (*mulhf3neghfaddhf_vfp): New.
3107 (*mulhf3neghfsubhf_vfp): New.
3110 (fmsubhf4_fp16): New.
3114 (neon_vsqrthf): New.
3115 (neon_vrsqrtshf): New.
3116 (FCVT): Move to iterators.md.
3117 (FCVTI32typename): Likewise.
3118 (neon_vcvth<sup>hf): New.
3119 (neon_vcvth<sup>si): New.
3120 (neon_vcvth<sup>_nhf_unspec): New.
3121 (neon_vcvth<sup>_nhf): New.
3122 (neon_vcvth<sup>_nsi_unspec): New.
3123 (neon_vcvth<sup>_nsi): New.
3124 (neon_vcvt<vcvth_op>h<sup>si): New.
3125 (neon_<fmaxmin_op>hf): New.
3127 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
3129 * config/s390/s390.md (bitoff, bitoff_plus): Neq mode attributes.
3130 ("*extzv<mode>_zEC12", "*insv<mode>_zEC12", "*insv<mode>_z10")
3131 ("*insv<mode>_zEC12_appendbitsleft")
3132 ("*insv<mode>_z10_appendbitsleft", "*r<noxa>sbg_<mode>_sll")
3133 ("*r<noxa>sbg_<mode>_srl"): Use new attributes.
3135 2016-09-23 Jakub Jelinek <jakub@redhat.com>
3137 * ipa-cp.c (ipcp_store_vr_results): Avoid static local var zero.
3138 * sreal.h (sreal::min, sreal::max): Avoid static local vars,
3139 construct values without normalization.
3140 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't initialize
3141 static local lhs_ops to vNULL.
3143 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
3144 Jiong Wang <jiong.wang@arm.com>
3146 * config/arm/arm.c (coproc_secondary_reload_class): Make HFmode
3147 available when FP16 instructions are available.
3148 (output_move_vfp): Add support for 16-bit data moves.
3149 (arm_validize_comparison): Fix some white-space. Support HFmode
3150 by conversion to SFmode.
3151 * config/arm/arm.md (truncdfhf2): Fix a comment.
3152 (extendhfdf2): Likewise.
3154 (movsicc): Fix some white-space.
3156 (movsfcc): Fix some white-space.
3158 * config/arm/vfp.md (*arm_movhi_vfp): Disable when VFP FP16
3159 instructions are available.
3160 (*thumb2_movhi_vfp): Likewise.
3161 (*arm_movhi_fp16): New.
3162 (*thumb2_movhi_fp16): New.
3163 (*movhf_vfp_fp16): New.
3164 (*movhf_vfp_neon): Disable when VFP FP16 instructions are available.
3165 (*movhf_vfp): Likewise.
3166 (extendhfsf2): Enable when VFP FP16 instructions are available.
3167 (truncsfhf2): Enable when VFP FP16 instructions are available.
3169 2016-09-23 Martin Liska <mliska@suse.cz>
3171 * config/s390/vx-builtins.md: Replace 'adress' with 'address'.
3173 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
3175 * config/arm/arm.c (arm_evpc_neon_vuzp): Add support for V8HF and
3177 (arm_evpc_neon_vtrn): Likewise.
3178 (arm_evpc_neon_vrev): Likewise.
3179 (arm_evpc_neon_vext): Likewise.
3180 * config/arm/arm_neon.h (vbsl_f16): New.
3184 (vdup_lane_f16): New.
3185 (vdupq_lane_f16): New.
3198 * config/arm/arm_neon_buillins.def (vdup_n): New (v8hf, v4hf variants).
3199 (vdup_lane): New (v8hf, v4hf variants).
3200 (vext): New (v8hf, v4hf variants).
3201 (vbsl): New (v8hf, v4hf variants).
3202 * config/arm/iterators.md (VDQWH): New.
3204 (V_double_vector_mode): Add V8HF and V4HF. Fix white-space.
3205 (Scalar_mul_8_16): Fix white-space.
3206 (Is_d_reg): Add V4HF and V8HF.
3207 * config/arm/neon.md (neon_vdup_lane<mode>_internal): New.
3208 (neon_vdup_lane<mode>): New.
3209 (neon_vtrn<mode>_internal): Replace VDQW with VDQWH.
3210 (*neon_vtrn<mode>_insn): Likewise.
3211 (neon_vzip<mode>_internal): Likewise. Also fix white-space.
3212 (*neon_vzip<mode>_insn): Likewise
3213 (neon_vuzp<mode>_internal): Likewise.
3214 (*neon_vuzp<mode>_insn): Likewise
3215 * config/arm/vec-common.md (vec_perm_const<mode>): New.
3217 2016-09-23 Jiong Wang <jiong.wang@arm.com>
3218 Matthew Wahab <matthew.wahab@arm.com>
3220 * config/arm/arm.c (output_move_vfp): Weaken assert to allow HImode.
3221 (arm_hard_regno_mode_ok): Allow HImode values in VFP registers.
3222 * config/arm/arm.md (*movhi_bytes): Disable when VFP registers are
3223 available. Also fix some white-space.
3224 * config/arm/vfp.md (*arm_movhi_vfp): New.
3225 (*thumb2_movhi_vfp): New.
3227 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
3229 * config/arm/arm-c.c (arm_cpu_builtins): Define
3230 "__ARM_FEATURE_FP16_SCALAR_ARITHMETIC" and
3231 "__ARM_FEATURE_FP16_VECTOR_ARITHMETIC".
3233 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
3235 * doc/sourcebuild.texi (ARM-specific attributes): Add anchor for
3236 arm_v8_1a_neon_ok. Add entries for arm_v8_2a_fp16_scalar_ok,
3237 arm_v8_2a_fp16_scalar_hw, arm_v8_2a_fp16_neon_ok and
3238 arm_v8_2a_fp16_neon_hw.
3239 (Add options): Add entries for arm_v8_1a_neon, arm_v8_2a_scalar,
3242 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
3244 * doc/sourcebuild.texi (ARM-specific attributes): Add entries for
3245 arm_fp16_alternative_ok and arm_fp16_none_ok.
3247 2016-09-23 Martin Liska <mliska@suse.cz>
3249 * ipa-icf.c (sem_variable::merge): Replace adress with address.
3251 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
3253 * config/arm/arm-arches.def ("armv8.1-a"): Add FL_CRC32.
3255 ("armv8.2-a+fp16"): New.
3256 * config/arm/arm-protos.h (FL2_ARCH8_2): New.
3257 (FL2_FP16INST): New.
3258 (FL2_FOR_ARCH8_2A): New.
3259 * config/arm/arm-tables.opt: Regenerate.
3260 * config/arm/arm.c (arm_arch8_2): New.
3261 (arm_fp16_inst): New.
3262 (arm_option_override): Set arm_arch8_2 and arm_fp16_inst. Check
3263 for incompatible fp16-format settings.
3264 * config/arm/arm.h (TARGET_VFP_FP16INST): New.
3265 (TARGET_NEON_FP16INST): New.
3266 (arm_arch8_2): Declare.
3267 (arm_fp16_inst): Declare.
3268 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for
3269 march=armv8.2-a and march=armv8.2-a+fp16.
3270 * config/arm/t-aprofile (Arch Matches): Add entries for armv8.2-a
3272 * doc/invoke.texi (ARM Options): Add "-march=armv8.1-a",
3273 "-march=armv8.2-a" and "-march=armv8.2-a+fp16".
3275 2016-09-23 Martin Liska <mliska@suse.cz>
3277 * doc/extend.texi: Remove fused-madd from i386 target options.
3279 2016-09-23 Martin Liska <mliska@suse.cz>
3281 * config/i386/i386.c (ix86_valid_target_attribute_inner_p):
3284 2016-09-23 Martin Liska <mliska@suse.cz>
3286 * config/i386/i386.c (ix86_valid_target_attribute_inner_p):
3289 2016-09-23 Martin Liska <mliska@suse.cz>
3292 * config/i386/i386.c (ix86_option_override_internal): Change
3293 signature and return false when there's an error related to
3295 (release_options_strings): New function.
3296 (ix86_valid_target_attribute_tree): Call the function.
3298 2016-09-23 Jakub Jelinek <jakub@redhat.com>
3300 * hsa-gen.c (hsa_op_immed::hsa_op_immed Use CONSTRUCTOR_NELTS (...)
3301 instead of vec_safe_length (CONSTRUCTOR_ELTS (...)).
3302 (gen_hsa_ctor_assignment): Likewise.
3303 * print-tree.c (print_node): Likewise.
3304 * tree-dump.c (dequeue_and_dump): Likewise.
3305 * tree-sra.c (sra_modify_constructor_assign): Likewise.
3306 * expr.c (store_constructor): Likewise.
3307 * fold-const.c (operand_equal_p): Likewise.
3308 * tree-pretty-print.c (dump_generic_node): Likewise.
3309 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Likewise.
3310 * ipa-icf-gimple.c (func_checker::compare_operand): Likewise.
3312 2016-09-23 Richard Biener <rguenther@suse.de>
3314 * hooks.h (hook_uint_uintp_false): Declare.
3316 2016-09-22 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
3318 * config/avr/avr.c (avr_rtx_costs_1): Handle DImode MULT.
3319 (avr_address_cost): Replace 61 with MAX_LD_OFFSET(mode).
3321 2016-09-22 Martin Sebor <msebor@redhat.com>
3324 * gimple-ssa-sprintf.c (target_int_min, target_int_max): Use
3325 HOST_BITS_PER_WIDE_INT, make a static local variable auto.
3326 (target_int_min): Correct computation.
3327 (format_integer): Use long long as the argument for the ll length
3329 (format_floating): Use target_int_max().
3330 (get_string_length): Same.
3331 (format_string): Avoid setting the bounded flag for strings
3333 (try_substitute_return_value): Avoid setting range info when
3334 the result isn't bounded.
3335 * varasm.c (assemble_name): Increase buffer size.
3337 2016-09-22 Andre Vieira <andre.simoesdiasvieira@arm.com>
3338 Terry Guo <terry.guo@arm.com>
3340 * target.def (elf_flags_numeric): New target hook.
3341 * targhooks.h (default_asm_elf_flags_numeric): New.
3342 * varasm.c (default_asm_elf_flags_numeric): New.
3343 (default_elf_asm_named_section): Use new target hook.
3344 * config/arm/arm.opt (mpure-code): New.
3345 * config/arm/arm.h (SECTION_ARM_PURECODE): New.
3346 * config/arm/arm.c (arm_asm_init_sections): Add section
3347 attribute to default text section if -mpure-code.
3348 (arm_option_check_internal): Diagnose use of option with
3349 non supported targets and/or options.
3350 (arm_asm_elf_flags_numeric): New.
3351 (arm_function_section): New.
3352 (arm_elf_section_type_flags): New.
3353 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Disable
3355 * gcc/doc/texi (TARGET_ASM_ELF_FLAGS_NUMERIC): New.
3356 * gcc/doc/texi.in (TARGET_ASM_ELF_FLAGS_NUMERIC): Likewise.
3358 2016-09-22 Jan Hubicka <hubicka@ucw.cz>
3360 * regcprop.c (copyprop_hardreg_forward_1): Remove noop moves.
3362 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3364 * emit-rtl.c (next_cc0_user): Make argument type rtx_insn *.
3365 * rtl.h: Adjust prototype.
3367 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3369 * emit-rtl.c (next_active_insn): Change argument type to rtx_insn *.
3370 (prev_active_insn): Likewise.
3371 (active_insn_p): Likewise.
3372 * rtl.h: Adjust prototypes.
3373 * cfgcleanup.c (merge_blocks_move_successor_nojumps): Adjust.
3374 * config/arc/arc.md: Likewise.
3375 * config/pa/pa.c (branch_to_delay_slot_p): Likewise.
3376 (branch_needs_nop_p): Likewise.
3377 (use_skip_p): Likewise.
3378 * config/sh/sh.c (gen_block_redirect): Likewise.
3379 (split_branches): Likewise.
3380 * reorg.c (optimize_skip): Likewise.
3381 (fill_simple_delay_slots): Likewise.
3382 (fill_slots_from_thread): Likewise.
3383 (relax_delay_slots): Likewise.
3384 * resource.c (mark_target_live_regs): Likewise.
3386 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3388 * config/cris/cris.c (cris_asm_output_case_end): Change argument
3390 * emit-rtl.c (next_nonnote_nondebug_insn): Likewise.
3391 (prev_nonnote_nondebug_insn): Likewise.
3392 * config/cris/cris-protos.h: Adjust prototype.
3394 * jump.c (rtx_renumbered_equal_p): Adjust.
3396 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3398 * emit-rtl.c (prev_real_insn): Change argument type to rtx_insn *.
3399 * rtl.h: Adjust prototype.
3400 * config/sh/sh.md: Adjust.
3401 * dwarf2out.c (add_var_loc_to_decl): Likewise.
3403 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3405 * emit-rtl.c (next_nondebug_insn): Change argument type to rtx_insn *.
3406 (prev_nondebug_insn): Likewise.
3407 * loop-doloop.c (doloop_condition_get): Likewise.
3408 * rtl.h: Adjust prototype.
3409 * cfgloop.h: Likewise.
3411 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3413 * emit-rtl.c (next_nonnote_insn): Change argument type to rtx_insn *.
3414 (prev_nonnote_insn): Likewise.
3415 * jump.c (reversed_comparison_code_parts): Likewise.
3416 (reversed_comparison): Likewise.
3417 * rtl.h: Adjust prototypes.
3418 * config/arc/arc.md: Adjust.
3419 * cse.c (find_comparison_args): Likewise.
3420 * reorg.c (redundant_insn): Change return type to rtx_insn *.
3421 (fix_reg_dead_note): Change argument type to rtx_insn *.
3422 (delete_prior_computation): Likewise.
3423 (delete_computation): Likewise.
3424 (fill_slots_from_thread): Adjust.
3425 (relax_delay_slots): Likewise.
3426 * simplify-rtx.c (simplify_unary_operation_1): Likewise.
3427 (simplify_relational_operation_1): Likewise.
3428 (simplify_ternary_operation): Likewise.
3430 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3432 * config/arc/arc-protos.h (arc_label_align): Change type of
3433 variables from rtx to rtx_insn *.
3434 * config/arc/arc.c (arc_label_align): Likewise.
3435 * config/arm/arm.c (any_sibcall_could_use_r3): Likewise.
3436 * config/bfin/bfin.c (workaround_speculation): Likewise.
3437 * config/c6x/c6x.c (find_next_cycle_insn): Likewise.
3438 (find_last_same_clock): Likewise.
3439 (reorg_split_calls): Likewise.
3440 * config/cris/cris-protos.h (cris_cc0_user_requires_cmp): Likewise.
3441 * config/cris/cris.c (cris_cc0_user_requires_cmp): Likewise.
3442 * config/h8300/h8300-protos.h (same_cmp_preceding_p): Likewise.
3443 (same_cmp_following_p): Likewise.
3444 * config/h8300/h8300.c (same_cmp_preceding_p): Likewise.
3445 (same_cmp_following_p): Likwise.
3446 * config/m32r/m32r.c (m32r_expand_epilogue): Likewise.
3447 * config/nds32/nds32-protos.h (nds32_target_alignment): Likewise.
3448 * config/nds32/nds32.c (nds32_target_alignment): Likewise.
3449 * config/rl78/rl78.c (rl78_alloc_physical_registers_op2): Likewise.
3450 (rl78_alloc_physical_registers_cmp): Likewise.
3451 (rl78_alloc_physical_registers_umul): Likewise.
3452 (rl78_calculate_death_notes): Likewise.
3453 * config/s390/s390-protos.h (s390_label_align): Likewise.
3454 * config/s390/s390.c (s390_label_align): Likewise.
3455 * config/sh/sh.c (barrier_align): Likewise.
3456 * config/sparc/sparc-protos.h (emit_cbcond_nop): Likewise.
3457 * config/sparc/sparc.c (sparc_asm_function_epilogue): Likewise.
3458 (emit_cbcond_nop): Likewise.
3460 2016-09-22 Martin Liska <mliska@suse.cz>
3463 * ipa-icf.c (sem_variable::merge): Yield merge operation if
3464 alias address matters, not necessarily address of original.
3466 2016-09-22 Richard Biener <rguenther@suse.de>
3469 * gimple-fold.c (fold_array_ctor_reference): Turn asserts into
3472 2016-09-22 Richard Biener <rguenther@suse.de>
3475 * gimple-match-head.c (gimple_resimplify1): Drop TREE_OVERFLOW
3476 from constant folding results.
3477 (gimple_resimplify2): Likewise.
3478 (gimple_resimplify3): Likewise.
3480 2016-09-22 Richard Biener <rguenther@suse.de>
3483 * expr.c (expand_expr_real_1): Guard array access against negative
3486 2016-09-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3488 * gimple-ssa-sprintf.c (format_floating_max): Use GMP_RNDN instead
3490 (format_floating): Likewise.
3492 2016-09-22 Jakub Jelinek <jakub@redhat.com>
3495 * tree-inline.c (remap_gimple_stmt): Set has_simduid_loops
3496 for all IFN_GOMP_SIMD_* internal fns, not just for
3497 IFN_GOMP_SIMD_ORDERED_*.
3499 2016-09-21 Michael Meissner <meissner@linux.vnet.ibm.com>
3502 * config/rs6000/predicates.md (invert_fpmask_comparison_operator):
3503 New predicate that matches the ISA 3.0 XSCMP{EQ,GT,GE}DP
3504 instructions when you want to invert the test.
3505 * config/rs6000/rs6000.md (fpmask<mode>): Use the arguments in the
3506 correct order for XXSEL.
3507 (mov<SFDF:mode><SFDF2:mode>cc_invert_p9): Define the inverted test
3508 for using XSCMP{EQ,GT,GE}DP.
3510 2016-09-21 David Malcolm <dmalcolm@redhat.com>
3512 * genconstants.c (main): Introduce noop_reader and convert call
3513 to read_md_files to a method call.
3514 * genenums.c (main): Likewise.
3515 * genmddeps.c (main): Likewise.
3516 * genpreds.c (write_tm_constrs_h): Replace use of "in_fname" with
3517 rtx_reader_ptr->get_top_level_filename ().
3518 (write_tm_preds_h): Likewise.
3519 (write_insn_preds_c): Likewise.
3520 * gensupport.c (class gen_reader): New subclass of rtx_reader.
3521 (rtx_handle_directive): Convert to...
3522 (gen_reader::handle_unknown_directive): ...this.
3523 (init_rtx_reader_args_cb): Convert return type from bool to
3524 rtx_reader *. Create a gen_reader instance, using it for the
3525 call to read_md_files. Return it if no errors occur.
3526 (init_rtx_reader_args): Convert return type from bool to
3528 * gensupport.h (init_rtx_reader_args_cb): Likewise.
3529 (init_rtx_reader_args_cb): Likewise.
3530 * read-md.c (struct file_name_list): Move to class rtx_reader.
3531 (read_md_file): Delete in favor of rtx_reader::m_read_md_file.
3532 (read_md_filename): Delete in favor of
3533 rtx_reader::m_read_md_filename.
3534 (read_md_lineno): Delete in favor of rtx_reader::m_read_md_lineno.
3535 (in_fname): Delete in favor of rtx_reader::m_toplevel_fname.
3536 (base_dir): Delete in favor of rtx_reader::m_base_dir.
3537 (first_dir_md_include): Delete in favor of
3538 rtx_reader::m_first_dir_md_include.
3539 (last_dir_md_include_ptr): Delete in favor of
3540 rtx_reader::m_last_dir_md_include_ptr.
3541 (max_include_len): Delete.
3542 (rtx_reader_ptr): New.
3543 (fatal_with_file_and_line): Use get_filename and get_lineno
3544 accessors of rtx_reader_ptr.
3545 (require_char_ws): Likewise.
3546 (rtx_reader::read_char): New method, based on ::read_char.
3547 (rtx_reader::unread_char): New method, based on ::unread_char.
3548 (read_escape): Use get_filename and get_lineno accessors of
3550 (read_braced_string): Use get_lineno accessor of rtx_reader_ptr.
3551 (read_string): Use get_filename and get_lineno accessors of
3553 (rtx_reader::rtx_reader): New ctor.
3554 (rtx_reader::~rtx_reader): New dtor.
3555 (handle_include): Convert from a function to...
3556 (rtx_reader::handle_include): ...this method, converting
3557 handle_directive from a callback to a virtual function.
3558 (handle_file): Likewise, converting to...
3559 (rtx_reader::handle_file): ...this method.
3560 (handle_toplevel_file): Likewise, converting to...
3561 (rtx_reader::handle_toplevel_file): ...this method.
3562 (rtx_reader::get_current_location): New method.
3563 (parse_include): Convert from a function to...
3564 (rtx_reader::add_include_path): ...this method, dropping redundant
3565 update to unused max_include_len.
3566 (read_md_files): Convert from a function to...
3567 (rtx_reader::read_md_files): ...this method, converting
3568 handle_directive from a callback to a virtual function.
3569 (noop_reader::handle_unknown_directive): New method.
3570 * read-md.h (directive_handler_t): Delete this typedef.
3572 (read_md_file): Delete.
3573 (read_md_lineno): Delete.
3574 (read_md_filename): Delete.
3575 (class rtx_reader): New class.
3576 (rtx_reader_ptr): New decl.
3577 (class noop_reader): New subclass of rtx_reader.
3578 (read_char): Reimplement in terms of rtx_reader::read_char.
3579 (unread_char): Reimplement in terms of rtx_reader::unread_char.
3580 (read_md_files): Delete.
3581 * read-rtl.c (read_rtx_code): Update for deletion of globals
3582 read_md_filename and read_md_lineno.
3584 2016-09-21 Jason Merrill <jason@redhat.com>
3586 * input.h (from_macro_definition_at): New.
3588 2016-09-21 Segher Boessenkool <segher@kernel.crashing.org>
3590 * doc/rtl.texi (JUMP_LABEL): Document RETURN and SIMPLE_RETURN values.
3592 2016-09-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
3594 PR tree-optimization/77550
3595 * tree-vect-stmts.c (create_array_ref): Change parameters.
3596 (get_group_alias_ptr_type): New function.
3597 (vectorizable_store, vectorizable_load): Use get_group_alias_ptr_type.
3599 2016-09-21 Marek Polacek <polacek@redhat.com>
3601 * gimple-ssa-sprintf.c (pass_sprintf_length::compute_format_length):
3602 Add falls through comment.
3604 2016-09-21 Richard Biener <rguenther@suse.de>
3606 * dwarf2out.c (remove_child_with_prev): Clear child->die_sib.
3607 (replace_child): Likewise.
3608 (remove_child_TAG): Adjust.
3609 (move_marked_base_types): Likewise.
3610 (prune_unused_types_prune): Clear die_sib of removed children.
3612 2016-09-21 Georg-Johann Lay <avr@gjlay.de>
3615 * config/avr/avr.c (avr_notice_update_cc) [CC_NONE]: If insn
3616 touches some regs mentioned in cc_status, do CC_STATUS_INIT.
3618 2016-09-21 Richard Biener <rguenther@suse.de>
3620 PR tree-optimization/77648
3621 * tree-ssa-structalias.c (process_constraint): Handle all DEREF
3623 (make_transitive_closure_constraints): Adjust comment.
3624 (make_any_offset_constraints): New function.
3625 (handle_rhs_call): Make sure to first expand a pointer to all
3626 subfields before transitively closing it.
3627 (handle_const_call): Likewise. Properly expand returned
3629 (handle_pure_call): Likewise.
3631 2016-09-21 Richard Biener <rguenther@suse.de>
3632 Jakub Jelinek <jakub@redhat.com>
3634 PR tree-optimization/77621
3635 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Split
3636 group at non-vectorizable stmts.
3638 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
3640 PR tree-optimization/72835
3641 * tree-ssa-reassoc.c (make_new_ssa_for_def): New.
3642 (make_new_ssa_for_all_defs): Likewise.
3643 (zero_one_operation): Replace all SSA_NAMEs defined in the chain.
3645 2016-09-20 Martin Sebor <msebor@redhat.com>
3648 * Makefile.in (OBJS): Add gimple-ssa-sprintf.o.
3649 * config/linux.h (TARGET_PRINTF_POINTER_FORMAT): Redefine.
3650 * config/linux.c (gnu_libc_printf_pointer_format): New function.
3651 * config/sol2.h (TARGET_PRINTF_POINTER_FORMAT): Same.
3652 * config/sol2.c (solaris_printf_pointer_format): New function.
3653 * doc/invoke.texi (-Wformat-length, -fprintf-return-value): New
3655 * doc/tm.texi.in (TARGET_PRINTF_POINTER_FORMAT): Document.
3656 * doc/tm.texi: Regenerate.
3657 * gimple-fold.h (get_range_strlen): New function.
3658 (get_maxval_strlen): Declare existing function.
3659 * gimple-fold.c (get_range_strlen): Add arguments and compute both
3660 maximum and minimum.
3661 (get_range_strlen): Define overload.
3662 (get_maxval_strlen): Adjust.
3663 * gimple-ssa-sprintf.c: New file and pass.
3664 * passes.def (pass_sprintf_length): Add new pass.
3665 * targhooks.h (default_printf_pointer_format): Declare new function.
3666 (gnu_libc_printf_pointer_format): Same.
3667 (solaris_libc_printf_pointer_format): Same.
3668 * targhooks.c (default_printf_pointer_format): Define new function.
3669 * tree-pass.h (make_pass_sprintf_length): Declare new function.
3670 * print-tree.c: Increase buffer size.
3672 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
3674 * tree-vrp.c (get_value_range): Teach PARM_DECL to use ipa-vrp results.
3676 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
3678 * common.opt: New option -fipa-vrp.
3679 * ipa-cp.c (ipa_get_vr_lat): New.
3680 (ipcp_vr_lattice::print): Likewise.
3681 (print_all_lattices): Call ipcp_vr_lattice::print.
3682 (ipcp_vr_lattice::meet_with): New.
3683 (ipcp_vr_lattice::meet_with_1): Likewise.
3684 (ipcp_vr_lattice::top_p): Likewise.
3685 (ipcp_vr_lattice::bottom_p): Likewsie.
3686 (ipcp_vr_lattice::set_to_bottom): Likewise.
3687 (set_all_contains_variable): Call VR set_to_bottom.
3688 (initialize_node_lattices): Init VR lattices.
3689 (propagate_vr_accross_jump_function): New.
3690 (propagate_constants_accross_call): Call
3691 propagate_vr_accross_jump_function.
3692 (ipcp_store_vr_results): New.
3693 (ipcp_driver): Handle VR.
3694 * ipa-prop.c (ipa_print_node_jump_functions_for_edge): Handle VR.
3695 (ipa_set_jf_unknown): Likewise.
3696 (ipa_compute_jump_functions_for_edge): Likewise.
3697 (ipa_node_params_t::duplicate): Likewise.
3698 (ipa_write_jump_function): Likewise.
3699 (ipa_read_jump_function): Likewise.
3700 (write_ipcp_transformation_info): Likewise.
3701 (read_ipcp_transformation_info): Likewise.
3702 (ipcp_update_vr): New.
3703 (ipcp_transform_function): Handle VR.
3704 * ipa-prop.h (struct ipa_vr): New.
3705 * cgraph.c: Include tree-vrp.h.
3706 * cgraphunit.c: Likewise.
3707 * ipa-utils.c: Likewise.
3710 * toplev.c: Likewise.
3711 * ipa-devirt.c: Likewise.
3712 * ipa-inline-transform.c: Likewise.
3713 * ipa-inline.c: Likewise.
3714 * ipa-profile.c: Likewise.
3716 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
3718 * doc/invoke.texi: Document -fdump-tree-evrp.
3719 * passes.def: Define new pass_early_vrp.
3720 * timevar.def: Define new TV_TREE_EARLY_VRP.
3721 * tree-pass.h (make_pass_early_vrp): New.
3722 * tree-ssa-propagate.c: Make replace_uses_in non static.
3723 * tree-ssa-propagate.h: Export replace_uses_in.
3724 * tree-vrp.c (extract_range_for_var_from_comparison_expr): New.
3725 (extract_range_from_assert): Factor out
3726 extract_range_for_var_from_comparison_expr.
3727 (vrp_initialize_lattice): New.
3728 (vrp_initialize): Factor out vrp_initialize_lattice.
3729 (vrp_valueize): Fix it to reject complex value ranges.
3730 (vrp_free_lattice): New.
3731 (evrp_dom_walker::before_dom_children): Likewise.
3732 (evrp_dom_walker::after_dom_children): Likewise.
3733 (evrp_dom_walker::push_value_range): Likewise.
3734 (evrp_dom_walker::pop_value_range): Likewise.
3735 (execute_early_vrp): Likewise.
3736 (execute_vrp): Call vrp_initialize_lattice and vrp_free_lattice.
3737 (make_pass_early_vrp): New.
3739 2016-09-20 Uros Bizjak <ubizjak@gmail.com>
3741 * config/i386/i386.md (mult->ashift peephole2s): Use pow2p_hwi
3742 instead of exact_log2.
3744 2016-09-20 Uros Bizjak <ubizjak@gmail.com>
3747 * config/i386/i386.c (ix86_preferred_simd_mode) <case DFmode>:
3748 Don't return word_mode for !TARGET_VECTORIZE_DOUBLE.
3749 (ix86_add_stmt_cost): Penalize DFmode vector operations
3750 for !TARGET_VECTORIZE_DOUBLE.
3752 2016-09-20 Gerald Pfeifer <gerald@pfeifer.com>
3754 * doc/invoke.texi (Warning Options): Simplify language.
3755 (Optimize Options): Complete sentence.
3757 2016-09-20 David Edelsohn <dje.gcc@gmail.com>
3759 * dbxout.c (xcoff_debug_hooks): Add filename parameter to
3762 2016-09-20 Michael Meissner <meissner@linux.vnet.ibm.com>
3765 * config/rs6000/rs6000.c (rs6000_expand_vector_init): For V4SF
3766 inits on power8 and above, use the VMRGEW instruction instead of a
3769 * config/rs6000/altivec.md (UNSPEC_VMRGEW_DIRECT): New unspec.
3770 (p8_vmrgew_v4sf_direct): New VMRGEW insn for V4SF floating
3773 2016-09-20 Tamar Christina <tamar.christina@arm.com>
3775 * config/aarch64/arm_neon.h
3776 (vst2_s64, vst2_u64, vst2_f64, vst2_s8): Add missing attributes.
3777 (vst3_s64, vst3_u64, vst3_f64, vst3_s8): Likewise.
3778 (vst4_s64, vst4_u64, vst4_f64, vst4_s8): Likewise.
3780 2016-09-20 Bernd Edlinger <bernd.edlinger@hotmail.de>
3782 * config/var/vax.h (ELIMINABLE_REGS): Define.
3783 (INITIAL_ELIMINATION_OFFSET): Define.
3785 2016-09-20 Jakub Jelinek <jakub@redhat.com>
3788 * builtins.c (fold_builtin_atomic_always_lock_free): Only look through
3789 cast to void * if the cast is from some other pointer type.
3791 2016-09-20 Richard Biener <rguenther@suse.de>
3793 PR tree-optimization/77646
3794 * tree-ssa-sccvn.c (visit_reference_op_call): Always value-number
3797 2016-09-20 Tamar Christina <tamar.christina@arm.com>
3799 * config/aarch64/arm_neon.h: Add gnu_inline and artificial
3800 attributes to all inlined functions and make them extern.
3802 2016-09-20 Richard Biener <rguenther@suse.de>
3804 * debug.h (gcc_debug_hooks): Add filename parameter to early_finish
3806 * debug.c (do_nothing_debug_hooks): Adjust.
3807 * dbxout.c (dbx_debug_hooks): Likewise.
3808 * sdbout.c (sdb_debug_hooks): Likewise.
3809 * dwarf2out.c (dwarf2_lineno_debug_hooks): Likewise.
3810 (dwarf2out_finish): Move producer, filename and
3812 (dwarf2out_early_finish): ... here. Remove in_lto_p special-casing.
3813 * cgraphunit.c (symbol_table::finalize_compilation_unit): Adjust.
3815 2016-09-19 Bernd Edlinger <bernd.edlinger@hotmail.de>
3818 * doc/invoke.texi: Document -Wint-in-bool-context.
3821 * dwarf2out.c (output_loc_operands): Fix an assertion.
3823 2016-09-19 Joseph Myers <joseph@codesourcery.com>
3825 * ginclude/float.h [__STDC_WANT_IEC_60559_BFP_EXT__]
3826 (CR_DECIMAL_DIG): New macro.
3828 2016-09-19 Joseph Myers <joseph@codesourcery.com>
3830 * ginclude/stddef.h (max_align_t) [__i386__]: Add __float128
3833 2016-09-19 Vladimir Makarov <vmakarov@redhat.com>
3835 PR rtl-optimization/77416
3836 * lra-remat.c (operand_to_remat): Process hard coded insn
3839 2016-09-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3841 * simplify-rtx.c (simplify_relational_operation_1): Add transformation
3842 (GTU (PLUS a C) (C - 1)) --> (LTU a -C).
3844 2016-09-19 Segher Boessenkool <segher@kernel.crashing.org>
3846 * target.def (lra_p): Wordsmithing.
3847 * doc/tm.texi: Regenerate.
3849 2016-09-19 Jakub Jelinek <jakub@redhat.com>
3850 Jan Hubicka <jh@suse.cz>
3853 * cgraph.c (cgraph_node::rtl_info): Pass &avail to
3854 ultimate_alias_target call, return NULL if avail < AVAIL_AVAILABLE.
3855 Call ultimate_alias_target just once, not up to 4 times.
3857 2016-09-19 Richard Biener <rguenther@suse.de>
3859 * dwarf2out.c (early_dwarf_finished): New global.
3860 (set_early_dwarf::set_early_dwarf): Assert early_dwarf_finished
3862 (dwarf2out_early_finish): Set early_dwarf_finished at the end,
3863 if called from LTO exit early.
3864 (dwarf2out_late_global_decl): When being during the early
3865 debug phase do not add locations but only const value attributes.
3866 Adjust the way we generate early DIEs for LTO.
3868 2016-09-19 Richard Biener <rguenther@suse.de>
3871 * tree-data-ref.c (analyze_subscript_affine_affine): Use the
3872 proper niter to bound the loops.
3874 2016-09-19 Richard Biener <rguenther@suse.de>
3876 PR tree-optimization/77514
3877 * tree-ssa-pre.c (create_expression_by_pieces): Optimize
3878 search for folded stmt.
3880 2016-09-17 Jan Hubicka <hubicka@ucw.cz>
3882 * passes.def (pass_early_thread_jumps): Schedule after forwprop.
3883 * tree-pass.h (make_pass_early_thread_jumps): Declare.
3884 * tree-ssa-threadbackward.c (fsm_find_thread_path,
3885 fsm_find_thread_path, profitable_jump_thread_path,
3886 fsm_find_control_statement_thread_paths,
3887 find_jump_threads_backwards): Add speed_p parameter.
3888 (pass_data_early_thread_jumps): New pass.
3889 (make_pass_early_thread_jumps): New function.
3891 2016-09-17 Andreas Schwab <schwab@suse.de>
3893 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Add cast.
3894 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
3896 2016-09-16 Eric Botcazou <ebotcazou@adacore.com>
3898 * recog.c (rest_of_handle_split_after_reload): Delete.
3899 (pass_split_after_reload::gate): New method.
3900 (pass_split_after_reload::execute): Call split_all_insns directly.
3902 2016-09-16 Jonathan Wakely <jwakely@redhat.com>
3904 * doc/extend.texi (Integer Overflow Builtins): Fix type of out
3905 parameters for functions taking long long arguments.
3907 2016-09-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3910 * config/rs6000/rs6000.c (rtx_is_swappable_p): Add support for
3911 splat with truncate.
3913 2016-09-16 Jason Merrill <jason@redhat.com>
3915 * hwint.h (least_bit_hwi, pow2_or_zerop, pow2p_hwi, ctz_or_zero):
3917 * hwint.c (exact_log2): Use pow2p_hwi.
3918 (ctz_hwi, ffs_hwi): Use least_bit_hwi.
3919 * alias.c (memrefs_conflict_p): Use pow2_or_zerop.
3920 * builtins.c (get_object_alignment_2, get_object_alignment)
3921 (get_pointer_alignment, fold_builtin_atomic_always_lock_free): Use
3923 * calls.c (compute_argument_addresses, store_one_arg): Use
3925 * cfgexpand.c (expand_one_stack_var_at): Use least_bit_hwi.
3926 * combine.c (force_to_mode): Use least_bit_hwi.
3927 (contains_muldiv, find_split_point, combine_simplify_rtx)
3928 (simplify_if_then_else, simplify_set, force_to_mode)
3929 (if_then_else_cond, simplify_and_const_int_1)
3930 (simplify_compare_const): Use pow2p_hwi.
3931 * cse.c (fold_rtx): Use pow2p_hwi.
3932 * emit-rtl.c (set_mem_attributes_minus_bitpos, adjust_address_1):
3934 * expmed.c (synth_mult, expand_divmod): Use ctz_or_zero, ctz_hwi.
3935 (init_expmed_one_conv): Use pow2p_hwi.
3936 * expr.c (is_aligning_offset): Use pow2p_hwi.
3937 * fold-const.c (round_up_loc, round_down_loc): Use pow2_or_zerop.
3938 (fold_binary_loc): Use pow2p_hwi.
3939 * function.c (assign_parm_find_stack_rtl): Use least_bit_hwi.
3940 * gimple-fold.c (gimple_fold_builtin_memory_op): Use pow2p_hwi.
3941 * gimple-ssa-strength-reduction.c (replace_ref): Use least_bit_hwi.
3942 * hsa-gen.c (gen_hsa_addr_with_align, hsa_bitmemref_alignment):
3944 * ifcvt.c (noce_try_store_flag_constants): Use pow2p_hwi.
3945 * ipa-cp.c (ipcp_alignment_lattice::meet_with_1): Use least_bit_hwi.
3946 * ipa-prop.c (ipa_modify_call_arguments): Use least_bit_hwi.
3947 * omp-low.c (oacc_loop_fixed_partitions)
3948 (oacc_loop_auto_partitions): Use least_bit_hwi.
3949 * rtlanal.c (nonzero_bits1): Use ctz_or_zero.
3950 * stor-layout.c (place_field): Use least_bit_hwi.
3951 * tree-pretty-print.c (dump_generic_node): Use pow2p_hwi.
3952 * tree-sra.c (build_ref_for_offset): Use least_bit_hwi.
3953 * tree-ssa-ccp.c (ccp_finalize): Use least_bit_hwi.
3954 * tree-ssa-math-opts.c (bswap_replace): Use least_bit_hwi.
3955 * tree-ssa-strlen.c (handle_builtin_memcmp): Use pow2p_hwi.
3956 * tree-vect-data-refs.c (vect_analyze_group_access_1)
3957 (vect_grouped_store_supported, vect_grouped_load_supported)
3958 (vect_permute_load_chain, vect_shift_permute_load_chain)
3959 (vect_transform_grouped_load): Use pow2p_hwi.
3960 * tree-vect-generic.c (expand_vector_divmod): Use ctz_or_zero.
3961 * tree-vect-patterns.c (vect_recog_divmod_pattern): Use ctz_or_zero.
3962 * tree-vect-stmts.c (vectorizable_mask_load_store): Use
3964 * tsan.c (instrument_expr): Use least_bit_hwi.
3965 * var-tracking.c (negative_power_of_two_p): Use pow2_or_zerop.
3967 2016-09-16 Andreas Schwab <schwab@suse.de>
3969 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Use parameter
3971 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
3973 2016-09-16 Jakub Jelinek <jakub@redhat.com>
3976 * combine.c (rest_of_handle_combine): If any edges have been purged,
3977 free dominators if available.
3979 2016-09-16 Jakub Jelinek <jakub@redhat.com>
3980 Eric Botcazou <ebotcazou@adacore.com>
3983 * internal-fn.c (expand_arith_overflow) <case MINUS_EXPR>: Don't fall
3984 through into expand_addsub_overflow after expand_neg_overflow.
3986 2016-09-15 David Malcolm <dmalcolm@redhat.com>
3988 * diagnostic-show-locus.c
3989 (selftest::test_fixit_insert_containing_newline): New function.
3990 (selftest::test_fixit_replace_containing_newline): New function.
3991 (selftest::diagnostic_show_locus_c_tests): Call the above.
3993 2016-09-15 Bin Cheng <bin.cheng@arm.com>
3995 PR tree-optimization/77503
3996 * tree-vect-loop.c (vectorizable_reduction): Record reduction
3997 code for CONST_COND_REDUCTION at analysis stage and use it at
3999 * tree-vectorizer.h (struct _stmt_vec_info): New field.
4000 (STMT_VINFO_VEC_CONST_COND_REDUC_CODE): New macro.
4001 * tree-vect-stmts.c (new_stmt_vec_info): Initialize above new
4004 2016-09-15 Richard Biener <rguenther@suse.de>
4007 * fold-const.c (split_tree): Do not split constant ~X.
4009 2016-09-15 Jakub Jelinek <jakub@redhat.com>
4011 PR rtl-optimization/77425
4012 * sched-int.h (sd_iterator_cond): Don't update it_ptr->linkp if list
4016 * config/i386/i386.c (ix86_parse_stringop_strategy_string): Simplify,
4017 use %qs instead of %s where desirable, use argument instead of arg in
4018 the diagnostic wording, add list of supported strategies and
4020 (ix86_option_override_internal): Emit target("m...") instead of
4021 option("m...") in the diagnostic. Use %qs instead of %s in invalid
4022 -march/-mtune option diagnostic. Add list of supported arches/tunings
4023 and spellcheck hint. Remove prefix, suffix and sw variables, use
4024 main_args_p ? "..." : "..." in diagnostics to make translation
4027 2016-09-15 Richard Biener <rguenther@suse.de>
4029 * dwarf2asm.h (dw2_asm_output_offset): Add overload with
4030 extra offset argument.
4031 * dwarf2asm.c (dw2_asm_output_offset): Implement that.
4032 * doc/tm.texi.in (ASM_OUTPUT_DWARF_OFFSET): Adjust documentation
4033 to reflect new offset parameter.
4034 * doc/tm.texi: Regenerate.
4035 * config/darwin.h (ASM_OUTPUT_DWARF_OFFSET): Adjust.
4036 * config/darwin-protos.h (darwin_asm_output_dwarf_delta): Add
4038 (darwin_asm_output_dwarf_offset): Likewise.
4039 * config/darwin.c (darwin_asm_output_dwarf_delta): Add offset
4041 (darwin_asm_output_dwarf_offset): Pass offset argument through.
4042 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Adjust.
4043 * config/i386/cygmin.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
4045 2016-09-15 Chung-Lin Tang <cltang@codesourcery.com>
4048 * ipa-icf.c (set_alias_uids): New function.
4049 (sem_variable::merge): Use set_alias_uids to set DECL_PT_UID of
4050 all the merged variable's referring aliases.
4052 2016-09-15 Richard Biener <rguenther@suse.de>
4054 PR tree-optimization/77514
4055 * tree-ssa-pre.c (create_expression_by_pieces): Handle garbage
4056 only forced_stmts sequence.
4058 2016-09-15 Kugan Vivekanandarajah <kuganv@linaro.org>
4060 * tree-ssanames.h (FOR_EACH_SSA_NAME): New.
4061 * cfgexpand.c (update_alias_info_with_stack_vars): Use
4062 FOR_EACH_SSA_NAME to iterate over SSA variables.
4063 (pass_expand::execute): Likewise.
4064 * omp-simd-clone.c (ipa_simd_modify_function_body): Likewise.
4065 * tree-cfg.c (dump_function_to_file): Likewise.
4066 * tree-into-ssa.c (pass_build_ssa::execute): Likewise.
4067 (update_ssa): Likewise.
4068 * tree-ssa-alias.c (dump_alias_info): Likewise.
4069 * tree-ssa-ccp.c (ccp_finalize): Likewise.
4070 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Likewise.
4071 (create_outofssa_var_map): Likewise.
4072 (coalesce_ssa_name): Likewise.
4073 * tree-ssa-operands.c (dump_immediate_uses): Likewise.
4074 * tree-ssa-pre.c (compute_avail): Likewise.
4075 * tree-ssa-sccvn.c (init_scc_vn): Likewise.
4076 (scc_vn_restore_ssa_info): Likewise.
4077 (free_scc_vn): Likwise.
4078 (run_scc_vn): Likewise.
4079 * tree-ssa-structalias.c (compute_points_to_sets): Likewise.
4080 * tree-ssa-ter.c (new_temp_expr_table): Likewise.
4081 * tree-ssa-copy.c (fini_copy_prop): Likewise.
4082 * tree-ssa.c (verify_ssa): Likewise.
4084 2016-09-14 Matthew Fortune <matthew.fortune@imgtec.com>
4086 * config.gcc (mips*-mti-elf*, mips*-mti-linux*): Set mips32r2
4087 and mips64r2 as default 32-bit and 64-bit architectures.
4088 (mips*-img-elf*, mips*-img-linux*): Set mips32r6 and mips64r6
4089 as default 32-bit and 64-bit architectures.
4091 2016-09-14 Pat Haugen <pthaugen@us.ibm.com>
4093 * loop-unroll.c (unroll_loop_runtime_iterations): Set probability
4096 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
4098 * target.def (lra_p): Change commentary (for the manual) for the
4100 * doc/tm.texi: Regenerate.
4102 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
4104 * config/aarch64/aarch64.c (TARGET_LRA_P): Delete macro.
4105 * config/arm/arm.c (TARGET_LRA_P): Delete macro.
4106 * config/i386/i386.c (TARGET_LRA_P): Delete macro.
4107 * config/nds32/nds32.c (TARGET_LRA_P): Delete macro.
4109 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
4111 * targhooks.c (default_lra_p): Return true instead of false.
4113 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
4115 * config/alpha/alpha.c (TARGET_LRA_P): New macro, defined to
4116 hook_bool_void_false.
4117 * config/avr/avr.c: Ditto.
4118 * config/bfin/bfin.c: Ditto.
4119 * config/c6x/c6x.c: Ditto.
4120 * config/cr16/cr16.c: Ditto.
4121 * config/cris/cris.c: Ditto.
4122 * config/epiphany/epiphany.c: Ditto.
4123 * config/fr30/fr30.c: Ditto.
4124 * config/frv/frv.c: Ditto.
4125 * config/h8300/h8300.c: Ditto.
4126 * config/ia64/ia64.c: Ditto.
4127 * config/iq2000/iq2000.c: Ditto.
4128 * config/lm32/lm32.c: Ditto.
4129 * config/m32c/m32c.c: Ditto.
4130 * config/m32r/m32r.c: Ditto.
4131 * config/m68k/m68k.c: Ditto.
4132 * config/mcore/mcore.c: Ditto.
4133 * config/microblaze/microblaze.c: Ditto.
4134 * config/mmix/mmix.c: Ditto.
4135 * config/mn10300/mn10300.c: Ditto.
4136 * config/moxie/moxie.c: Ditto.
4137 * config/msp430/msp430.c: Ditto.
4138 * config/nios2/nios2.c: Ditto.
4139 * config/nvptx/nvptx.c: Ditto.
4140 * config/pa/pa.c: Ditto.
4141 * config/pdp11/pdp11.c: Ditto.
4142 * config/rl78/rl78.c: Ditto.
4143 * config/sparc/sparc.c: Ditto.
4144 * config/spu/spu.c: Ditto.
4145 * config/stormy16/stormy16.c: Ditto.
4146 * config/tilegx/tilegx.c: Ditto.
4147 * config/tilepro/tilepro.c: Ditto.
4148 * config/v850/v850.c: Ditto.
4149 * config/vax/vax.c: Ditto.
4150 * config/visium/visium.c: Ditto.
4151 * config/xtensa/xtensa.c: Ditto.
4153 2016-09-14 Jakub Jelinek <jakub@redhat.com>
4156 * tsan.c: Include target.h.
4157 (enum tsan_atomic_action): Add bool_clear and bool_test_and_set.
4158 (BOOL_CLEAR, BOOL_TEST_AND_SET): Define.
4159 (tsan_atomic_table): Add BUILT_IN_ATOMIC_CLEAR and
4160 BUILT_IN_ATOMIC_TEST_AND_SET entries.
4161 (instrument_builtin_call): Handle bool_clear and bool_test_and_set.
4163 2016-09-14 Bernd Edlinger <bernd.edlinger@hotmail.de>
4164 Martin Liska <mliska@suse.cz>
4167 * predict.c (force_edge_cold): Add braces to a condition.
4169 2016-09-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
4171 PR rtl-optimization/77289
4172 * lra-constraints.c (get_final_hard_regno): Removed.
4173 (get_hard_regno): Add new parameter final_p.
4174 (get_reg_class): Directly call lra_get_elimination_hard_regno.
4175 (operands_match_p): Adjust call to get_hard_regno.
4176 (uses_hard_regs_p): Likewise.
4177 (process_alt_operands): Likewise.
4179 2016-09-13 Joe Seymour <joe.s@somniumtech.com>
4182 * config/msp430/msp430.c (msp430_start_function): Emit an error
4183 if a function is both weak and specifies an interrupt number.
4185 2016-09-13 Jakub Jelinek <jakub@redhat.com>
4187 PR tree-optimization/77454
4188 * tree-ssa-dom.c (optimize_stmt): Set modified flag on stmt after
4189 changing GIMPLE_COND. Move update_stmt_if_modified call after this.
4192 2016-09-13 Tamar Christina <tamar.christina@arm.com>
4194 * config/aarch64/aarch64-builtins.c
4195 (aarch64_init_simd_builtins): Fix builtin type signature printing.
4197 2016-09-13 Uros Bizjak <ubizjak@gmail.com>
4199 * config/alpha/alpha.c (alpha_pass_by_reference): Pass un-named
4200 SFmode and SCmode arguments by reference.
4202 2016-09-13 David Malcolm <dmalcolm@redhat.com>
4204 * diagnostic-show-locus.c (selftest::test_one_liner_fixit_insert):
4206 (selftest::test_one_liner_fixit_insert_before): ...this, and update
4207 for renaming of add_fixit_insert to add_fixit_insert_before.
4208 (selftest::test_one_liner_fixit_insert_after): New function.
4209 (selftest::test_one_liner_fixit_validation_adhoc_locations):
4210 Update for renaming of add_fixit_insert to add_fixit_insert_before.
4211 (selftest::test_one_liner_many_fixits): Likewise.
4212 (selftest::test_diagnostic_show_locus_one_liner): Update for
4213 renaming, call new test function.
4214 (selftest::test_diagnostic_show_locus_fixit_lines): Update for
4215 renaming of add_fixit_insert to add_fixit_insert_before.
4216 (selftest::test_fixit_consolidation): Likewise.
4217 * diagnostic.c (selftest::test_print_parseable_fixits_insert):
4219 * edit-context.c (selftest::test_applying_fixits_insert): Rename to...
4220 (selftest::test_applying_fixits_insert_before): ...this.
4221 (selftest::test_applying_fixits_insert): Update for renaming of
4222 add_fixit_insert to add_fixit_insert_before.
4223 (selftest::test_applying_fixits_insert_after): New function.
4224 (selftest::test_applying_fixits_insert_after_at_line_end): New
4226 (selftest::test_applying_fixits_insert_after_failure): New function.
4227 (selftest::test_applying_fixits_multiple): Update for renaming of
4228 add_fixit_insert to add_fixit_insert_before.
4229 (selftest::change_line): Likewise.
4230 (selftest::test_applying_fixits_unreadable_file): Likewise.
4231 (selftest::test_applying_fixits_line_out_of_range): Likewise.
4232 (selftest::test_applying_fixits_column_validation): Likewise.
4233 (selftest::test_applying_fixits_column_validation): Likewise.
4234 (selftest::edit_context_c_tests): Update for renamed test function;
4235 call new test functions.
4237 2016-09-13 Pat Haugen <pthaugen@us.ibm.com>
4239 PR tree-optimization/77536
4240 PR rtl-optimization/68212
4241 * config/rs6000/rs6000.md (div->recip splitter): Remove
4242 optimize_insn_for_speed_p condition.
4244 2016-09-13 Maciej W. Rozycki <macro@imgtec.com>
4246 * optabs.c (prepare_cmp_insn): Update documentation comment.
4248 2016-09-13 Jakub Jelinek <jakub@redhat.com>
4249 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4252 * opts.h (candidates_list_and_hint): Declare.
4253 * opts-common.c (candidates_list_and_hint): New function.
4254 (cmdline_handle_error): Use it.
4256 2016-09-12 David Malcolm <dmalcolm@redhat.com>
4258 * edit-context.c (edited_line::get_len): New accessor.
4259 (edited_file::print_diff): Split out hunk-printing into...
4260 (edited_file::print_diff_hunk): New method.
4261 (edited_file::print_diff_line): New method.
4263 2016-09-12 Andrew Pinski <apinski@cavium.com>
4265 * config/aarch64/aarch64-tuning-flags.def (SLOW_UNALIGNED_LDPW):
4267 * config/aarch64/aarch64.c (thunderx_tunings): Enable
4268 AARCH64_EXTRA_TUNE_SLOW_UNALIGNED_LDPW.
4269 (aarch64_operands_ok_for_ldpstp): Return false if
4270 AARCH64_EXTRA_TUNE_SLOW_UNALIGNED_LDPW and the mode
4271 was SImode and the alignment is less than 8 byte.
4272 (aarch64_operands_adjust_ok_for_ldpstp): Likewise.
4274 2016-09-12 Orlando Arias <oarias@knights.ucf.edu>
4277 * config/msp430/msp430.md (delay_cycles_32x): Fix pushm/popm.
4279 2016-09-12 Marek Polacek <polacek@redhat.com>
4281 * doc/extend.texi: Use lowercase "boolean".
4282 * doc/invoke.texi: Likewise.
4283 * doc/md.texi: Likewise.
4284 * target.def: Likewise.
4285 * doc/tm.texi: Regenerated.
4287 2016-09-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4290 * expmed.c (synth_mult): Delete duplicate mode check.
4292 2016-09-10 Tom de Vries <tom@codesourcery.com>
4295 * builtins.c (std_canonical_va_list_type): Strictly return non-null for
4297 * config/i386/i386.c (ix86_canonical_va_list_type): Same.
4298 * gimplify.c (gimplify_va_arg_expr): Handle &va_list.
4300 2016-09-09 Peter Bergner <bergner@vnet.ibm.com>
4302 PR rtl-optimization/77289
4303 * lra-constraints.c (get_final_hard_regno): Add support for non hard
4304 register numbers. Remove support for subregs.
4305 (get_hard_regno): Use SUBREG_P. Don't call get_final_hard_regno().
4306 (get_reg_class): Delete removed get_final_hard_regno() argument.
4307 (uses_hard_regs_p): Call get_final_hard_regno().
4309 2016-09-09 Martin Sebor <msebor@redhat.com>
4313 * pretty-print.c (pp_quoted_string): New function.
4314 (pp_format): Call it for %c and %s directives.
4316 2016-09-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
4318 * doc/tm.texi.in (INITIAL_FRAME_POINTER_OFFSET): Remove.
4319 (ELIMINABLE_REGS, TARGET_CAN_ELIMINATE,
4320 INITIAL_ELIMINATION_OFFSET) : Update documentation.
4321 * target.def (frame_pointer_required, can_eliminate): Likewise.
4322 * doc/tm.texi: Regenerated.
4323 * builtins.c (expand_builtin_setjmp_receiver): Remove #ifdef
4325 * df-scan.c (df_hard_reg_init): Likewise.
4326 * ira.c (ira_setup_eliminable_regset): Likewise.
4327 * lra-eliminations.c (reg_eliminate_1, (update_reg_eliminate,
4328 init_elim_table): Likewise.
4329 * reload1.c (reg_eliminate_1, verify_initial_elim_offsets,
4330 set_initial_elim_offsets, update_eliminables,
4331 init_elim_table): Likewise.
4332 * rtlanal.c (get_initial_register_offset): Likewise.
4333 * config/ft32/ft32.h (INITIAL_FRAME_POINTER_OFFSET): Remove.
4334 * config/m32r/m32r.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
4335 * config/moxie/moxie.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
4336 * config/vax/vax.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
4337 * config/fr30/fr30.h: Fix comment.
4338 * config/frv/frv.c: Likewise.
4339 * config/frv/frv.h: Likewise.
4340 * config/ft32/ft32.h: Likewise.
4341 * config/visium/visium.h: Likewise.
4342 * config/pa/pa64-linux.h: Likewise.
4343 * config/v850/v850.h: Likewise.
4344 * config/cris/cris.c: Likewise.
4345 * config/ia64/ia64.h: Likewise.
4346 * config/moxie/moxie.h: Likewise.
4347 * config/m32r/m32r.h: Likewise.
4349 2016-09-10 Alexander Ivchenko <alexander.ivchenko@intel.com>
4352 * config.in: Regenerate.
4353 * config/i386/linux-common.h (MPX_LD_AS_NEEDED_GUARD_PUSH):
4355 (MPX_LD_AS_NEEDED_GUARD_PUSH): Ditto.
4356 (LIBMPXWRAPPERS_SPEC): Remove "--no-whole-archive" from
4357 static-libmpxwrappers case.
4358 (LIBMPX_SPEC): Add guards with MPX_LD_AS_NEEDED_GUARD_PUSH and
4359 MPX_LD_AS_NEEDED_GUARD_POP.
4360 * configure: Regenerate.
4361 * configure.ac (HAVE_LD_PUSHPOPSTATE_SUPPORT): New variable.
4362 defined if linker support "--push-state"/"--pop-state".
4364 2016-09-09 Bernd Edlinger <bernd.edlinger@hotmail.de>
4366 * doc/cpp.texi (__*_WIDTH__): Small wording fixes.
4368 2016-09-09 Joseph Myers <joseph@codesourcery.com>
4370 * doc/cpp.texi (__SCHAR_WIDTH__, __SHRT_WIDTH__, __INT_WIDTH__)
4371 (__LONG_WIDTH__, __LONG_LONG_WIDTH__, __PTRDIFF_WIDTH__)
4372 (__SIG_ATOMIC_WIDTH__, __SIZE_WIDTH__, __WCHAR_WIDTH__)
4373 (__WINT_WIDTH__, __INT_LEAST8_WIDTH__, __INT_LEAST16_WIDTH__)
4374 (__INT_LEAST32_WIDTH__, __INT_LEAST64_WIDTH__)
4375 (__INT_FAST8_WIDTH__, __INT_FAST16_WIDTH__, __INT_FAST32_WIDTH__)
4376 (__INT_FAST64_WIDTH__, __INTPTR_WIDTH__, __INTMAX_WIDTH__):
4378 * ginclude/stdint-gcc.h [__STDC_WANT_IEC_60559_BFP_EXT__]: Define
4379 width macros from TS 18661-1.
4380 * glimits.h [__STDC_WANT_IEC_60559_BFP_EXT__]: Likewise.
4382 2016-09-08 Jakub Jelinek <jakub@redhat.com>
4385 * omp-low.c (lower_rec_simd_input_clauses): Use max_vf for non-positive
4386 OMP_CLAUSE_SAFELEN_EXPR.
4388 2016-09-07 David Malcolm <dmalcolm@redhat.com>
4390 * Makefile.in (OBJS): Add substring-locations.o.
4391 * langhooks-def.h (class substring_loc): New forward decl.
4392 (lhd_get_substring_location): New decl.
4393 (LANG_HOOKS_GET_SUBSTRING_LOCATION): New macro.
4394 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_GET_SUBSTRING_LOCATION.
4395 * langhooks.c (lhd_get_substring_location): New function.
4396 * langhooks.h (class substring_loc): New forward decl.
4397 (struct lang_hooks): Add field get_substring_location.
4398 * substring-locations.c: New file, taking definition of
4399 format_warning_va and format_warning_at_substring from
4400 c-family/c-format.c, making them non-static.
4401 * substring-locations.h (class substring_loc): Move class here
4402 from c-family/c-common.h. Add and rewrite comments.
4403 (format_warning_va): New decl.
4404 (format_warning_at_substring): New decl.
4405 (get_source_location_for_substring): Add comment.
4407 2016-09-07 Eric Gallager <egall@gwmail.gwu.edu>
4409 * config/i386/i386.c: Add 'U' suffix to processor feature bits
4410 to avoid -Wnarrowing warning.
4411 * config/i386/x86-tune.def: Likewise for DEF_TUNE selector bitmasks.
4412 * opts.c: Likewise for SANITIZER_OPT bitmasks.
4414 2016-09-07 Wilco Dijkstra <wdijkstr@arm.com>
4416 * config/aarch64/aarch64.c (aarch64_legitimize_address):
4417 Avoid use of base_offset if offset already in range.
4419 2016-09-07 Kaz Kojima <kkojima@gcc.gnu.org>
4421 * config/sh/sh-protos.h (struct sh_atomic_model,
4422 selected_atomic_model, TARGET_ATOMIC_ANY, TARGET_ATOMIC_STRICT,
4423 TARGET_ATOMIC_SOFT_GUSA, TARGET_ATOMIC_HARD_LLCS,
4424 TARGET_ATOMIC_SOFT_TCB, TARGET_ATOMIC_SOFT_IMASK): Move to...
4425 * config/sh/sh.h (struct sh_atomic_model,
4426 selected_atomic_model, TARGET_ATOMIC_ANY, TARGET_ATOMIC_STRICT,
4427 TARGET_ATOMIC_SOFT_GUSA, TARGET_ATOMIC_HARD_LLCS,
4428 TARGET_ATOMIC_SOFT_TCB, TARGET_ATOMIC_SOFT_IMASK): ...here.
4429 Guard with __cplusplus.
4431 2016-09-06 Jakub Jelinek <jakub@redhat.com>
4434 * config/i386/i386.c (ix86_expand_builtin): For builtin with
4435 unsupported or unknown ISA, use expand_call.
4437 2016-09-06 Martin Liska <mliska@suse.cz>
4439 PR gcov-profile/77378
4440 PR gcov-profile/77466
4441 * tree-profile.c (tree_profiling): Detect whether target can use
4442 -fprofile-update=atomic.
4444 2016-09-06 Richard Biener <rguenther@suse.de>
4446 PR tree-optimization/77479
4447 * tree-vrp.c (update_value_range): Extend overflow handling to
4450 2016-09-05 Jakub Jelinek <jakub@redhat.com>
4453 * config/i386/i386.md (isa): Add x64_avx512bw.
4454 (*zero_extendsidi2): For alternative 11 use x64_avx512bw isa.
4455 (kmov_isa): New mode attr.
4456 (zero_extend<mode>di2): Use <kmov_isa> isa for the last alternative.
4457 (*zero_extend<mode>si2): Likewise.
4458 (*zero_extendqihi2): Use avx512dq isa for the last alternative.
4460 2016-09-05 Gerald Pfeifer <gerald@pfeifer.com>
4462 * doc/invoke.texi (SPU Options): nops -> NOPs.
4463 (x86 Options): Ditto.
4465 2016-09-05 Jakub Jelinek <jakub@redhat.com>
4468 * toplev.c (process_options): Temporarily set input_location
4469 to UNKNOWN_LOCATION around targetm.target_option.override () call.
4471 2016-09-05 Uros Bizjak <ubizjak@gmail.com>
4473 PR rtl-optimization/77452
4474 * explow.c (plus_constant) <case MEM>: Extract scalar constant from
4475 inner-mode reference to a CONST_VECTOR constant in the constant pool.
4477 2016-09-05 Marek Polacek <polacek@redhat.com>
4480 * doc/invoke.texi: Update -Wlogical-not-parentheses documentation.
4482 2016-09-05 Jakub Jelinek <jakub@redhat.com>
4485 * gensupport.c (alter_output_for_subst_insn): Remove redundant
4486 *insn_out == '*' test. Don't copy unnecessary to yet another
4487 memory buffer, and don't leak it.
4489 PR rtl-optimization/77425
4490 * ipa-devirt.c (get_odr_type): Set val->id unconditionally.
4492 2016-09-03 Kirill Yukhin <kirill.yukhin@intel.com>
4494 * ubsan.c (ubsan_use_new_style_p): Fix check for empty string.
4496 2016-09-02 David Malcolm <dmalcolm@redhat.com>
4498 * common.opt (fdiagnostics-generate-patch): New option.
4499 * diagnostic.c: Include "edit-context.h".
4500 (diagnostic_initialize): Initialize context->edit_context_ptr.
4501 (diagnostic_finish): Delete context->edit_context_ptr.
4502 (diagnostic_report_diagnostic): Add fix-it hints from the
4503 diagnostic to context->edit_context_ptr, if any.
4504 * diagnostic.h (class edit_context): Add forward decl.
4505 (struct diagnostic_context): Add field "edit_context_ptr".
4506 * doc/invoke.texi (Diagnostic Message Formatting Options): Add
4507 -fdiagnostics-generate-patch.
4508 (-fdiagnostics-generate-patch): New item.
4509 * toplev.c: Include "edit-context.h".
4510 (process_options): Set global_dc->edit_context_ptr to a new
4511 edit_context if the options need one.
4512 (toplev::main): Handle -fdiagnostics-generate-patch by using
4513 global_dc->edit_context_ptr.
4515 2016-09-02 Jakub Jelinek <jakub@redhat.com>
4518 * gimplify.c (gimplify_adjust_omp_clauses_1): Diagnose implicit
4519 map and firstprivate clauses on target construct for _Atomic
4521 (gimplify_adjust_omp_clauses): Diagnose explicit firstprivate clauses
4522 on target construct for _Atomic qualified decls.
4523 * omp-low.c (use_pointer_for_field): Return true for _Atomic qualified
4525 * omp-simd-clone.c (simd_clone_clauses_extract): Warn and give up for
4526 _Atomic qualified arguments not mentioned in uniform clause.
4528 2016-09-02 David Malcolm <dmalcolm@redhat.com>
4530 * Makefile.in (OBJS-libcommon): Add edit-context.o.
4531 * diagnostic-color.c (color_dict): Add "diff-filename",
4532 "diff-hunk", "diff-delete", and "diff-insert".
4533 (parse_gcc_colors): Update default value of GCC_COLORS in comment
4534 to reflect above changes.
4535 * doc/invoke.texi (-fdiagnostics-color): Update description of
4536 default GCC_COLORS, and of the supported capabilities.
4537 * edit-context.c: New file.
4538 * edit-context.h: New file.
4539 * input.c (struct fcache): Add field "missing_trailing_newline".
4540 (diagnostics_file_cache_forcibly_evict_file): Initialize it to
4542 (add_file_to_cache_tab): Likewise.
4543 (fcache::fcache): Likewise.
4544 (get_next_line): Update c->missing_trailing_newline.
4545 (location_missing_trailing_newline): New function.
4546 * input.h (location_missing_trailing_newline): New decl.
4547 * selftest-run-tests.c (selftest::run_tests): Call
4548 edit_context_c_tests.
4549 * selftest.h (edit_context_c_tests): New decl.
4551 2016-09-02 Jakub Jelinek <jakub@redhat.com>
4552 Richard Biener <rguenth@suse.de>
4554 PR tree-optimization/77444
4555 * tree-ssa-loop-ivopts.c (cand_value_at): For pointers use sizetype
4556 as steptype, remove redundant initialization.
4558 2016-09-02 Jakub Jelinek <jakub@redhat.com>
4561 * sanopt.c: Include gimple-ssa.h, tree-phinodes.h and ssa-iterators.h.
4562 (sanopt_optimize_walker): Optimize away
4563 __asan_before_dynamic_init (...) followed by
4564 __asan_after_dynamic_init () without intervening memory loads/stores.
4565 * ipa-pure-const.c (special_builtin_state): Handle
4566 BUILT_IN_ASAN_BEFORE_DYNAMIC_INIT and
4567 BUILT_IN_ASAN_AFTER_DYNAMIC_INIT.
4569 2016-09-02 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
4571 * cfg.c (free_original_copy_tables): Replace second assignment of
4572 bb_copy = NULL by bb_original = NULL.
4574 2016-09-02 Jakub Jelinek <jakub@redhat.com>
4577 * config/i386/i386.c (ix86_expanded_args_builtin): Remove redundant
4578 assignment added in r216794.
4580 2016-09-02 David Malcolm <dmalcolm@redhat.com>
4582 * Makefile.in (OBJS): Add typed-splay-tree.o.
4583 * selftest-run-tests.c (selftest::run_tests): Call
4584 typed_splay_tree_c_tests.
4585 * selftest.h (typed_splay_tree_c_tests): New decl.
4586 * typed-splay-tree.c: New file.
4587 * typed-splay-tree.h (typed_splay_tree::foreach_fn): New typedef.
4588 (typed_splay_tree::max): New method.
4589 (typed_splay_tree::min): New method.
4590 (typed_splay_tree::foreach): New method.
4591 (typed_splay_tree::closure): New struct.
4592 (typed_splay_tree::inner_foreach_fn): New function.
4594 2016-09-02 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
4596 * ipa-cp.c (ipcp_store_bits_results): Change option name from
4597 -fipa-cp-bit to -fipa-bit-cp.
4599 2016-09-01 Martin Sebor <msebor@redhat.com>
4601 PR tree-optimization/71831
4602 * tree-object-size.h: Return bool instead of the size and add
4603 argument for the size.
4604 * tree-object-size.c (compute_object_offset): Update signature.
4605 (addr_object_size): Same.
4606 (compute_builtin_object_size): Return bool instead of the size
4607 and add argument for the size. Handle POINTER_PLUS_EXPR when
4608 optimization is disabled.
4609 (expr_object_size): Adjust.
4610 (plus_stmt_object_size): Adjust.
4611 (pass_object_sizes::execute): Adjust.
4612 * builtins.c (fold_builtin_object_size): Adjust.
4613 * doc/extend.texi (Object Size Checking): Update.
4614 * ubsan.c (instrument_object_size): Adjust.
4616 2016-09-01 Martin Sebor <msebor@redhat.com>
4618 * genmatch.c (parser::parse_expr): Increase buffer size to guarantee
4619 it fits the output of the formatted function regardless of its
4621 * gcc/genmodes.c (parser::parse_expr): Same.
4622 * gimplify.c (gimplify_asm_expr): Same.
4623 * passes.c (pass_manager::register_one_dump_file): Same.
4624 * print-tree.c (print_node): Same.
4626 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
4628 * config/rs6000/altivec.md: Use VSCR_REGNO instead of 110 throughout.
4630 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
4632 * config/rs6000/altivec.md: Use VRSAVE_REGNO instead of 109 throughout.
4634 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
4636 * config/rs6000/altivec.md: Use CR6_REGNO instead of 74 throughout.
4637 * config/rs6000/vector.md: Ditto.
4638 * config/rs6000/vsx.md: Ditto.
4640 2016-09-01 Eric Botcazou <ebotcazou@adacore.com>
4642 * ipa-inline-analysis.c (param_change_prob): Get to the base object
4645 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
4647 * config/rs6000/rs6000.md (*restore_gpregs_<mode>_r11,
4648 *restore_gpregs_<mode>_r12, *restore_gpregs_<mode>_r1,
4649 *return_and_restore_gpregs_<mode>_r11,
4650 *return_and_restore_gpregs_<mode>_r12,
4651 *return_and_restore_gpregs_<mode>_r1,
4652 *return_and_restore_fpregs_<mode>_r11,
4653 *return_and_restore_fpregs_<mode>_r12,
4654 *return_and_restore_fpregs_<mode>_r1): Use the hard register LR_REGNO
4655 directly instead of via the "l" constraint. Renumber operands.
4658 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
4660 * config/rs6000/altivec.md (*save_world, *save_vregs_<mode>_r11,
4661 save_vregs_<mode>_r12, *restore_vregs_<mode>_r11,
4662 *restore_vregs_<mode>_r12): Use LR_REGNO instead of 65.
4663 * config/rs6000/darwin.md (load_macho_picbase, load_macho_picbase_si,
4664 load_macho_picbase_di, *call_indirect_nonlocal_darwin64,
4665 *call_nonlocal_darwin64, *call_value_indirect_nonlocal_darwin64,
4666 *call_value_nonlocal_darwin64, reload_macho_picbase,
4667 reload_macho_picbase_si, reload_macho_picbase_di): Ditto.
4668 * config/rs6000/rs6000.h (RETURN_ADDR_IN_PREVIOUS_FRAME): Ditto.
4669 * config/rs6000/rs6000.md (*save_gpregs_<mode>_r11,
4670 *save_gpregs_<mode>_r12, *save_gpregs_<mode>_r1,
4671 *save_fpregs_<mode>_r11, *save_fpregs_<mode>_r12,
4672 *save_fpregs_<mode>_r1): Ditto.
4673 * config/rs6000/spe.md (*save_gpregs_spe, *restore_gpregs_spe,
4674 *return_and_restore_gpregs_spe): Ditto.
4676 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
4678 * config/rs6000/rs6000.md
4679 (define_insn "*return_and_restore_fpregs_aix_<mode>_r11"): Delete
4680 the use of the link register.
4681 (define_insn "*return_and_restore_fpregs_aix_<mode>_r1"): Ditto.
4683 2016-09-01 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4684 Michael Meissner <meissner@linux.vnet.ibm.com>
4687 * config/rs6000/rs6000.c (rs6000_legitimize_address): Avoid
4688 reg+reg addressing for TImode.
4689 (rs6000_legitimate_address_p): Only allow register indirect
4690 addressing for TImode, even without TARGET_QUAD_MEMORY.
4692 2016-09-01 Richard Biener <rguenther@suse.de>
4695 * tree-chrec.c (tree_fold_binomial): Use widest_int, properly
4696 check whether the result fits the desired result type.
4698 2016-09-01 Nathan Sidwell <nathan@acm.org>
4700 * config/nvptx/nvptx.md (cbranch<mode>4): Op 2 can be const.
4702 2016-09-01 Wilco Dijkstra <wdijkstr@arm.com>
4704 * config/aarch64/aarch64.c (aarch64_legitimize_address_displacement):
4706 (TARGET_LEGITIMIZE_ADDRESS_DISPLACEMENT): Define.
4708 2016-09-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4710 * config/aarch64/aarch64.md (*ands<mode>_compare0): New pattern.
4711 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Return CC_NZmode
4712 for comparisons of integer ZERO_EXTEND against zero.
4714 2016-09-01 Eric Botcazou <ebotcazou@adacore.com>
4716 * config/i386/i386.c (ix86_option_override_internal): Also disable the
4717 STV pass if -mstackrealign is enabled.
4719 2016-08-31 Ilya Verbin <iverbin@gmail.com>
4721 * config/i386/driver-i386.c (host_detect_local_cpu): Fix detection of
4724 2016-08-31 David Malcolm <dmalcolm@redhat.com>
4726 * diagnostic-show-locus.c (class layout): Add field m_fixit_hints.
4727 (layout_range::intersects_line_p): New method.
4728 (test_range_contains_point_for_single_point): Rename to...
4729 (test_layout_range_for_single_point): ...this, and add testing
4730 for layout_range::intersects_line_p.
4731 (test_range_contains_point_for_single_line): Rename to...
4732 (test_layout_range_for_single_line): ...this, and add testing
4733 for layout_range::intersects_line_p.
4734 (test_range_contains_point_for_multiple_lines): Rename to...
4735 (test_layout_range_for_multiple_lines): ...this, and add testing
4736 for layout_range::intersects_line_p.
4737 (layout::layout): Populate m_fixit_hints.
4738 (layout::get_expanded_location): Handle the case of a line-span
4740 (layout::validate_fixit_hint_p): New method.
4741 (get_line_span_for_fixit_hint): New function.
4742 (layout::calculate_line_spans): Add spans for fixit-hints.
4743 (layout::should_print_annotation_line_p): New method.
4744 (layout::print_any_fixits): Drop param "richloc", instead using
4745 validated fixits in m_fixit_hints. Add "const" to hint pointers.
4746 (diagnostic_show_locus): Avoid printing blank annotation lines.
4747 (selftest::test_diagnostic_context::test_diagnostic_context):
4748 Initialize show_column and start_span.
4749 (selftest::test_diagnostic_context::start_span_cb): New static
4751 (selftest::test_diagnostic_show_locus_fixit_lines): New function.
4752 (selftest::diagnostic_show_locus_c_tests): Update for function
4753 renamings. Call test_diagnostic_show_locus_fixit_lines.
4755 2016-08-31 Marc Glisse <marc.glisse@inria.fr>
4757 PR tree-optimization/73714
4758 * match.pd (a * (1 << b)): Revert change from 2016-05-23.
4760 2016-08-31 David Malcolm <dmalcolm@redhat.com>
4762 * selftest.c: Move "namespace selftest {" to top of file,
4763 removing explicit "selftest::" qualifiers throughout.
4765 2016-08-31 Marc Glisse <marc.glisse@inria.fr>
4767 * config/i386/avx512fintrin.h (__m512_u, __m512i_u, __m512d_u):
4769 (_mm512_loadu_pd, _mm512_storeu_pd, _mm512_loadu_ps,
4770 _mm512_storeu_ps, _mm512_loadu_si512, _mm512_storeu_si512):
4771 Replace builtin with vector extension.
4772 * config/i386/avxintrin.h (__m256_u, __m256i_u, __m256d_u):
4774 (_mm256_loadu_pd, _mm256_storeu_pd, _mm256_loadu_ps,
4775 _mm256_storeu_ps, _mm256_loadu_si256, _mm256_storeu_si256):
4776 Replace builtin with vector extension.
4777 * config/i386/emmintrin.h (__m128i_u, __m128d_u): New types.
4778 (_mm_loadu_pd, _mm_storeu_pd, _mm_loadu_si128, _mm_storeu_si128):
4779 Replace builtin with vector extension.
4780 * config/i386/xmmintrin.h (__m128_u): New type.
4781 (_mm_loadu_ps, _mm_storeu_ps): Replace builtin with vector extension.
4782 (_mm_load_ps, _mm_store_ps): Simplify.
4784 2016-08-31 Eric Botcazou <ebotcazou@adacore.com>
4786 * config/arm/arm.c (thumb1_size_rtx_costs) <SET>: Add missing guard.
4788 2016-08-30 David Malcolm <dmalcolm@redhat.com>
4790 * diagnostic-show-locus.c (colorizer::begin_state): Support more
4791 than 3 ranges per diagnostic by alternating between color 1 and
4793 (layout::layout): Replace use of rich_location::MAX_RANGES
4794 with richloc->get_num_locations ().
4795 (layout::calculate_line_spans): Replace use of
4796 rich_location::MAX_RANGES with m_layout_ranges.length ().
4797 (layout::print_annotation_line): Handle arbitrary numbers of
4798 ranges in caret-printing by defaulting to '^'.
4799 (selftest::test_one_liner_many_fixits): New function.
4800 (test_diagnostic_show_locus_one_liner): Call it.
4801 * diagnostic.c (diagnostic_initialize): Update for renaming
4802 of rich_location::MAX_RANGES to
4803 rich_location::STATICALLY_ALLOCATED_RANGES.
4804 * diagnostic.h (struct diagnostic_context): Likewise.
4806 2016-08-30 David Malcolm <dmalcolm@redhat.com>
4808 * selftest.c (selftest::named_temp_file::named_temp_file): New
4810 (selftest::temp_source_file::~temp_source_file): Move to...
4811 (selftest::named_temp_file::~named_temp_file): ...here.
4812 (selftest::test_named_temp_file): New function.
4813 (selftest::selftest_c_tests): Call test_named_temp_file.
4814 * selftest.h (class named_temp_file): New class.
4815 (class temp_source_file): Convert to a subclass of named_temp_file.
4817 2016-08-30 Segher Boessenkool <segher@kernel.crashing.org>
4819 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Do not emit
4820 USEs of LR_REGNO in returns and sibcalls.
4821 (rs6000_output_mi_thunk): Similar.
4822 (rs6000_sibcall_aix): Similar.
4823 * config/rs6000/rs6000.md (sibcall, sibcall_value, sibcall_local32,
4824 sibcall_local64, sibcall_value_local32, sibcall_value_local64,
4825 sibcall_nonlocal_sysv<mode>, sibcall_value_nonlocal_sysv<mode>):
4826 Remove the USE of LR_REGNO from the patterns as well. Delete an
4828 (return_internal_<mode>): Delete.
4830 2016-08-30 Tamar Christina <tamar.christina@arm.com>
4832 * gcc/config/aarch64/aarch64-simd.md
4833 (aarch64_ld2<mode>_dreg_le): New.
4834 (aarch64_ld2<mode>_dreg_be): New.
4835 (aarch64_ld2<mode>_dreg): Removed.
4836 (aarch64_ld3<mode>_dreg_le): New.
4837 (aarch64_ld3<mode>_dreg_be): New.
4838 (aarch64_ld3<mode>_dreg): Removed.
4839 (aarch64_ld4<mode>_dreg_le): New.
4840 (aarch64_ld4<mode>_dreg_be): New.
4841 (aarch64_ld4<mode>_dreg): Removed.
4842 (aarch64_ld<VSTRUCT:nregs><VDC:mode>): Wrapper around _le, _be.
4844 2016-08-30 David Malcolm <dmalcolm@redhat.com>
4846 * diagnostic-show-locus.c (test_one_liner_fixit_insert): Remove
4847 redundant location param.
4848 (test_one_liner_fixit_remove): Likewise.
4849 (test_one_liner_fixit_replace): Likewise.
4850 (test_one_liner_fixit_replace_equal_secondary_range): Likewise.
4851 * gcc-rich-location.c
4852 (gcc_rich_location::add_fixit_misspelled_id): Eliminate call to
4853 get_range_from_loc. Drop overload taking a const char *.
4854 * gcc-rich-location.h
4855 (gcc_rich_location::add_fixit_misspelled_id): Drop overload taking
4858 2016-08-30 Szabolcs Nagy <szabolcs.nagy@arm.com>
4860 * config/linux.c (linux_libc_has_function): Return true on musl.
4862 2016-08-30 Szabolcs Nagy <szabolcs.nagy@arm.com>
4864 * config.gcc (*-*-*musl*): Disable gnu-indirect-function.
4866 2016-08-30 Eric Botcazou <ebotcazou@adacore.com>
4868 * postreload-gcse.c (bb_has_well_behaved_predecessors): Tweak criterion
4869 used for abnormal egdes.
4871 2016-08-30 Jakub Jelinek <jakub@redhat.com>
4873 PR tree-optimization/72866
4874 * tree-vect-patterns.c (search_type_for_mask): Turn into
4875 a small wrapper, move all code to ...
4876 (search_type_for_mask_1): ... this new function. Add caching
4877 and adjust recursive calls.
4880 * dwarf2out.c (modified_type_die): Use lookup_type_die (type)
4881 instead of lookup_type_die (type_main_variant (type)) even for array
4885 * simplify-rtx.c (avoid_constant_pool_reference): For out of bounds
4886 constant pool reference return x instead of c.
4888 2016-08-29 Segher Boessenkool <segher@kernel.crashing.org>
4890 * config/rs6000/rs6000.h (CALL_REALLY_USED_REGISTERS): Do not
4893 2016-08-29 David Malcolm <dmalcolm@redhat.com>
4896 (selftest::test_make_location_nonpure_range_endpoints): Fix
4899 2016-08-29 David Malcolm <dmalcolm@redhat.com>
4901 * diagnostic-show-locus.c
4902 (selftest::test_one_liner_fixit_validation_adhoc_locations): New
4904 (selftest::test_diagnostic_show_locus_one_liner): Call it.
4905 * input.c (get_pure_location): Move to libcpp/line-map.c.
4906 * input.h (get_pure_location): Convert decl to an inline function
4907 calling implementation in libcpp.
4909 2016-08-29 Uros Bizjak <ubizjak@gmail.com>
4912 * config/i386/sse.md (vec_set_lo_<mode><mask_name>): Fix assembler
4913 template for intel asm dialect.
4914 (vec_set_hi_<mode><mask_name>): Ditto.
4916 2016-08-29 David Malcolm <dmalcolm@redhat.com>
4918 * selftest.h (selftest::fail): Add ATTRIBUTE_NORETURN.
4919 (selftest::fail_formatted): Likewise.
4921 2016-08-29 David Malcolm <dmalcolm@redhat.com>
4923 * input.c (make_location): Call get_start and get_finish
4924 on the endpoints to avoid storing packed ranges or ad-hoc
4926 (selftest::test_make_location_nonpure_range_endpoints): New function.
4927 (selftest::input_c_tests): Call it.
4928 * input.h (get_start): New inline function.
4930 2016-08-29 Tom de Vries <tom@codesourcery.com>
4933 * gimplify.c (gimplify_va_arg_expr): Replace first argument type error
4936 2016-08-29 Eric Botcazou <ebotcazou@adacore.com>
4938 * Makefile.in (gcov-iov.h): Add dummy recipe.
4940 2016-08-29 Nathan Sidwell <nathan@acm.org>
4942 * config/nvptx/nvptx.c: #include tree-vrp.h.
4944 2016-08-28 Eric Botcazou <ebotcazou@adacore.com>
4947 * config/sparc/sparc.c (sparc_legitimate_address_p): Accept special
4948 HIGH+LO construct during reload.
4950 2016-08-28 Tom de Vries <tom@codesourcery.com>
4953 * config/i386/i386.c (ix86_build_builtin_va_list_64): Tag type with
4954 'sysv_abi va_list' attribute.
4955 (ix86_build_builtin_va_list): Tag type with 'ms_abi va_list' attribute.
4956 (ix86_canonical_va_list_type): Handle 'sysv_abi/ms_abi va_list'
4959 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4961 * emit-rtl.h (struct rtl_data): Make stack_slot_list a vector.
4962 * emit-rtl.c (unshare_all_rtl_1): Adjust.
4963 (unshare_all_rtl_again): Likewise.
4964 * function.c (assign_stack_local_1): Likewise.
4965 (assign_stack_temp_for_type): Likewise.
4967 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4969 * cfgbuild.c (make_edges): Adjust.
4970 * cfgrtl.c (can_delete_label_p): Likewise.
4971 * dwarf2cfi.c (create_trace_edges): Likewise.
4972 * except.c (sjlj_emit_dispatch_table): Likewise.
4973 * function.h (struct expr_status): make x_forced_labels a vector.
4974 * jump.c (rebuild_jump_labels_1): Adjust.
4975 * reload1.c (set_initial_label_offsets): Likewise.
4976 * stmt.c (force_label_rtx): Likewise.
4977 (expand_label): Likewise.
4979 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4981 * haifa-sched.c (fix_recovery_deps): Make ready_list a vector.
4983 2016-08-27 Patrick Palka <ppalka@gcc.gnu.org>
4985 PR tree-optimization/71077
4986 PR tree-optimization/68542
4987 * fold-const.c (fold_relational_const): Fix folding of
4988 VECTOR_CST comparisons that have a scalar boolean result type.
4989 (selftest::test_vector_folding): New static function.
4990 (selftest::fold_const_c_tests): Call it.
4992 2016-08-27 Gerald Pfeifer <gerald@pfeifer.com>
4994 * doc/extend.texi (SPU Built-in Functions): Remove stale
4995 references to material formerly at IBM and Sony.
4997 2016-08-26 David Edelsohn <dje.gcc@gmail.com>
5000 * config/rs6000/xcoff.h (DWARF_OFFSET_SIZE): Define as PTR_SIZE.
5002 2016-08-26 David Malcolm <dmalcolm@redhat.com>
5004 * diagnostic-show-locus.c
5005 (selftest::test_fixit_consolidation): New function.
5006 (selftest::diagnostic_show_locus_c_tests): Call it.
5007 * gcc-rich-location.h (gcc_rich_location): Eliminate unused
5008 constructor based on source_range.
5010 2016-08-26 David Malcolm <dmalcolm@redhat.com>
5012 * diagnostic-color.c (color_dict): Add "fixit-insert" and
5014 (parse_gcc_colors): Update description of default GCC_COLORS.
5015 * diagnostic-show-locus.c (colorizer::set_fixit_hint): Delete.
5016 (colorizer::set_fixit_insert): New method.
5017 (colorizer::set_fixit_delete): New method.
5018 (colorizer::get_color_by_name): New method.
5019 (colorizer::STATE_FIXIT_INSERT): New constant.
5020 (colorizer::STATE_FIXIT_DELETE): New constant.
5021 (class colorizer): Drop "_cs" suffix from fields. Delete "_ce"
5022 fields in favor of new field "m_stop_color". Add fields
5023 "m_fixit_insert" and "m_fixit_delete".
5024 (colorizer::colorizer): Update for above changes. Replace
5025 colorize_start calls with calls to get_color_by_name.
5026 (colorizer::begin_state): Handle STATE_FIXIT_INSERT and
5027 STATE_FIXIT_DELETE. Update for field renamings.
5028 (colorizer::finish_state): Simplify by using m_stop_color,
5029 rather than multiple identical "*_ce" fields.
5030 (colorizer::get_color_by_name): New method.
5031 (layout::print_any_fixits): Print insertions and replacements
5032 using the "fixit-insert" color, and deletions using the
5033 "fixit-delete" color.
5034 * doc/invoke.texi (-fdiagnostics-color): Update description of
5035 default GCC_COLORS, and of the supported capabilities.
5037 2016-08-26 Max Filippov <jcmvbkbc@gmail.com>
5039 * config/xtensa/xtensa.c (xtensa_expand_prologue): Update
5040 current_function_static_stack_size variable with the static
5041 stack frame size of the current function when
5042 flag_stack_usage_info is enabled.
5044 2016-08-26 Nathan Sidwell <nathan@acm.org>
5046 * ipa-inline-analysis.c (inline_write_summary): Remove unnecessary
5047 assignment inside if condition.
5049 2016-08-26 Richard Biener <rguenther@suse.de>
5051 PR tree-optimization/69047
5052 * tree-ssa.c (maybe_rewrite_mem_ref_base): Handle general bitfield
5053 extracts similar to what FRE does.
5054 (non_rewritable_mem_ref_base): Likewise.
5056 2016-08-26 Joseph Myers <joseph@codesourcery.com>
5058 * config/i386/i386.c (ix86_libgcc_floating_mode_supported_p)
5059 (TARGET_LIBGCC_FLOATING_MODE_SUPPORTED_P): Remove.
5060 * config/i386/i386elf.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
5061 * config/i386/lynx.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
5062 * config/i386/netbsd-elf.h (IX86_MAYBE_NO_LIBGCC_TFMODE):
5064 * config/i386/netbsd64.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
5065 * config/i386/nto.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
5066 * config/i386/openbsd.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
5067 * config/i386/rtemself.h (IX86_NO_LIBGCC_TFMODE): Likewise.
5068 * config/i386/vxworks.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
5070 2016-08-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5073 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_muld): Reduce
5074 reservation duration to 15 cycles.
5075 (cortex_a8_vfp_macs): Likewise.
5076 (cortex_a8_vfp_macd): Likewise.
5077 (cortex_a8_vfp_divs): Likewise.
5078 (cortex_a8_vfp_divd): Likewise.
5080 2016-08-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5082 * config/arm/arm.c (arm_sets_movw_movt_fusible_p): New function.
5083 (aarch_macro_fusion_pair_p): Use above to avoid early return.
5085 2016-08-26 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
5086 Martin Jambhor <mjambor@suse.cz>
5088 * common.opt: New option -fipa-bit-cp.
5089 * doc/invoke.texi: Document -fipa-bit-cp.
5090 * opts.c (default_options_table): Add entry for -fipa-bit-cp.
5091 (enable_fdo_optimizations): Check for flag_ipa_bit_cp.
5092 * tree-ssa-ccp.h: New header file.
5093 * tree-ssa-ccp.c: Include tree-ssa-ccp.h
5094 (bit_value_binop_1): Change to bit_value_binop_1 and export it.
5095 Replace all occurences of tree parameter by two new params: signop, int.
5096 (bit_value_unop_1): Change to bit_value_unop and export it.
5097 Replace all occurences of tree parameter by two new params: signop,
5099 (bit_value_binop): Change call from bit_value_binop_1 to
5101 (bit_value_assume_aligned): Likewise.
5102 (bit_value_unop): Change call from bit_value_unop_1 to bit_value_unop.
5103 (do_ssa_ccp): Pass nonzero_p || flag_ipa_cp_bit instead of nonzero_p
5105 (ccp_finalize): Skip processing if val->mask == 0.
5106 * ipa-cp.c: Include tree-ssa-ccp.h
5107 (ipcp_bits_lattice): New class.
5108 (ipcp_param_lattice (bits_lattice): New member.
5109 (print_all_lattices): Call ipcp_bits_lattice::print.
5110 (set_all_contains_variable): Call ipcp_bits_lattice::set_to_bottom.
5111 (initialize_node_lattices): Likewise.
5112 (propagate_bits_accross_jump_function): New function.
5113 (propagate_constants_accross_call): Call
5114 propagate_bits_accross_jump_function.
5115 (ipcp_propagate_stage): Store parameter types when in_lto_p is true.
5116 (ipcp_store_bits_results): New function.
5117 (ipcp_driver): Call ipcp_store_bits_results.
5118 * ipa-prop.h (ipa_bits): New struct.
5119 (ipa_jump_func): Add new member bits of type ipa_bits.
5120 (ipa_param_descriptor): Change decl to decl_or_type.
5121 (ipa_get_param): Change decl to decl_or_type and assert on
5123 (ipa_get_type): New function.
5124 (ipcp_transformation_summary): New member bits.
5125 * ipa-prop.c (ipa_get_param_decl_index_1): s/decl/decl_or_type.
5126 (ipa_populate_param_decls): Likewise.
5127 (ipa_dump_param): Likewise.
5128 (ipa_print_node_jump_functions_for_edge): Pretty-print ipa_bits jump
5130 (ipa_set_jf_unknown): Set ipa_bits::known to false.
5131 (ipa_compute_jump_functions_for_edge): Compute jump function for bits
5133 (ipa_node_params_t::duplicate): Copy src->bits into dst->bits.
5134 (ipa_write_jump_function): Add streaming for ipa_bits.
5135 (ipa_read_jump_function): Add support for reading streamed ipa_bits.
5136 (write_ipcp_transformation_info): Add streaming for ipa_bits
5138 (read_ipcp_transfomration_info): Add support for reading streamed
5140 (ipcp_update_bits): New function.
5141 (ipcp_transform_function): Call ipcp_update_bits.
5143 2016-08-25 Szabolcs Nagy <szabolcs.nagy@arm.com>
5145 * config/mips/linux.h (MUSL_DYNAMIC_LINKER32): Update.
5146 (MUSL_DYNAMIC_LINKER64, MUSL_DYNAMIC_LINKERN32): Update.
5148 2016-08-25 David Edelsohn <dje.gcc@gmail.com>
5150 * multiple_target.c (pass_data_dispatcher_calls): Fix typo.
5152 2016-08-25 Richard Biener <rguenther@suse.de>
5154 * dwarf2out.c (gen_remaining_tmpl_value_param_die_attributes):
5155 Only add locations in late dwarf.
5156 (gen_scheduled_generic_parms_dies): Do not set early dwarf here.
5157 (dwarf2out_early_finish): But do it here.
5159 2016-08-24 Michael Collison <michael.collison@linaro.org>
5160 Michael Collison <michael.collison@arm.com>
5162 * config/arm/arm-modes.def: Add new condition code mode CC_V
5163 to represent the overflow bit.
5164 * config/arm/arm.c (maybe_get_arm_condition_code):
5165 Add support for CC_Vmode.
5166 (arm_gen_unlikely_cbranch): New function to generate common
5167 rtl conditional branches for overflow patterns.
5168 * config/arm/arm-protos.h: Add prototype for
5169 arm_gen_unlikely_cbranch.
5170 * config/arm/arm.md (addv<mode>4, add<mode>3_compareV,
5171 addsi3_compareV_upper): New patterns to support signed
5172 builtin overflow add operations.
5173 (uaddv<mode>4, add<mode>3_compareC, addsi3_compareV_upper):
5174 New patterns to support unsigned builtin add overflow operations.
5175 (subv<mode>4, sub<mode>3_compare1): New patterns to support signed
5176 builtin overflow subtract operations,
5177 (usubv<mode>4): New patterns to support unsigned builtin subtract
5178 overflow operations.
5179 (negvsi3, negvdi3, negdi2_compare, negsi2_carryin_compare): New patterns
5180 to support builtin overflow negate operations.
5182 2016-08-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5185 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
5187 * explow.c (get_dynamic_stack_size): Take known alignment of stack
5188 pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
5191 2016-08-24 Thomas Preud'homme <thomas.preudhomme@arm.com>
5193 * doc/fragments.texi (MULTILIB_REUSE): Mention that only options in
5194 MULTILIB_OPTIONS should be used. Small wording fixes.
5195 * genmultilib: Memorize set of all option combinations in
5196 combination_space. Detect if RHS of MULTILIB_REUSE uses an option not
5197 found in MULTILIB_OPTIONS by checking if option set is listed in
5198 combination_space. Output new and existing error message to stderr.
5200 2016-08-24 Thomas Preud'homme <thomas.preudhomme@arm.com>
5202 * config/arm/t-aprofile (MULTILIB_MATCHES): Add mapping for
5203 -mcpu=cortex-a7, -mfpu=neon-fp16, -mfpu=fpv5-d16 and -mfpu=fp-armv8.
5204 Fix typo in -mfpu=vfpv3-d16-fp16 mapping.
5205 (MULTILIB_REUSE): Remove reuse rules for option set including
5206 -mfpu=fp-armv8 and -mfpu=vfpv4
5208 2016-08-24 Sebastian Huber <sebastian.huber@embedded-brains.de>
5210 * config/arm/t-rtems: Add vfp multilib.
5212 2016-08-23 Ian Lance Taylor <iant@golang.org>
5214 * config/s390/s390.c (s390_asm_file_start): Call
5217 2016-08-23 Michael Meissner <meissner@linux.vnet.ibm.com>
5219 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Set
5220 initialization of all 0's to the 0 constant, instead of directly
5221 generating XOR. Add support for V4SImode vector initialization on
5222 64-bit systems with direct move, and rework the ISA 3.0 V4SImode
5223 initialization. Change variables used in V4SFmode vector
5224 intialization. For V4SFmode vector splat on ISA 3.0, make sure
5225 any memory addresses are in index form. Add support for using
5226 VSPLTH/VSPLTB to initialize vector short and vector char vectors
5227 with all of the same element.
5228 (regno_or_subregno): New helper function to return a register
5229 number for either REG or SUBREG.
5230 (rs6000_adjust_vec_address): Do not generate ADDI <reg>,R0,<num>.
5231 Use regno_or_subregno where possible.
5232 (rs6000_split_v4si_init_di_reg): New helper function to build up a
5233 DImode value from two SImode values in order to generate V4SImode
5234 vector initialization on 64-bit systems with direct move.
5235 (rs6000_split_v4si_init): Split up the insns for a V4SImode vector
5237 (rtx_is_swappable_p): V4SImode vector initialization insn is not
5239 * config/rs6000/rs6000-protos.h (rs6000_split_v4si_init): Add
5241 * config/rs6000/vsx.md (VSX_SPLAT_I): New mode iterators and
5242 attributes to initialize V8HImode and V16QImode vectors with the
5244 (VSX_SPLAT_COUNT): Likewise.
5245 (VSX_SPLAT_SUFFIX): Likewise.
5246 (UNSPEC_VSX_VEC_INIT): New unspec.
5247 (vsx_concat_v2sf): Eliminate using 'preferred' register classes.
5248 Allow SFmode values to come from Altivec registers.
5249 (vsx_init_v4si): New insn/split for V4SImode vector initialization
5250 on 64-bit systems with direct move.
5251 (vsx_splat_<mode>, VSX_W iterator): Rework V4SImode and V4SFmode
5252 vector initializations, to allow V4SImode vector initializations
5253 on 64-bit systems with direct move.
5254 (vsx_splat_v4si): Likewise.
5255 (vsx_splat_v4si_di): Likewise.
5256 (vsx_splat_v4sf): Likewise.
5257 (vsx_splat_v4sf_internal): Likewise.
5258 (vsx_xxspltw_<mode>, VSX_W iterator): Eliminate using 'preferred'
5260 (vsx_xxspltw_<mode>_direct, VSX_W iterator): Likewise.
5261 (vsx_vsplt<VSX_SPLAT_SUFFIX>_di): New insns to support
5262 initializing V8HImode and V16QImode vectors with the same
5264 * config/rs6000/rs6000.h (TARGET_DIRECT_MOVE_64BIT): Disallow
5265 optimization if -maltivec=be.
5267 2016-08-23 Christophe Lyon <christophe.lyon@linaro.org>
5269 * config/arm/arm.md (arm_movqi_insn): Swap predicable_short_it
5270 attribute for alternatives 3 and 4.
5272 2016-08-23 David Malcolm <dmalcolm@redhat.com>
5274 * selftest.c (selftest::assert_str_contains): New function.
5275 (selftest::test_assertions): Verify ASSERT_STR_CONTAINS.
5276 * selftest.h (selftest::assert_str_contains): New decl.
5277 (ASSERT_STR_CONTAINS): New macro.
5279 2016-08-23 Richard Biener <rguenther@suse.de>
5281 PR tree-optimization/77286
5282 * tree-vect-loop.c (vect_analyze_loop_form_1): Do not modify
5284 (vect_transform_loop): Split exit edges of loop and scalar
5285 loop if required and at the appropriate time.
5287 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
5289 * explow.c (get_dynamic_stack_size): Take known alignment of stack
5290 pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
5292 Correct a typo in a comment.
5294 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
5296 * config/s390/s390.md ("*andc_split"): New splitter for and with
5299 2016-08-23 Richard Biener <rguenther@suse.de>
5301 PR tree-optimization/27336
5302 * tree-vrp.c (infer_value_range): Handle stmts that can throw
5303 by looking for a non-EH edge.
5304 (process_assert_insertions_for): Likewise.
5306 2016-08-23 Richard Biener <rguenther@suse.de>
5309 * statistics.c (statistics_counter_event): Robustify against
5312 2016-08-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
5314 * config/i386/i386.c (processor_alias_table): Enable PTA_PRFCHW
5315 for targets amdfam10 and barcelona.
5317 2016-08-22 Uros Bizjak <ubizjak@gmail.com>
5319 * config/i386/i386.md (*zero_extendsidi2): Add (*r,*k) alternative.
5320 (zero_extend<mode>di2): Ditto.
5321 (*zero_extend<mode>si2): Ditto.
5322 (*zero_extendqihi2): Ditto.
5324 2016-08-22 Joseph Myers <joseph@codesourcery.com>
5327 * builtins.c (fold_builtin_classify): Use builtin_decl_explicit
5328 (BUILT_IN_SIGNBIT) to expand __builtin_isinf_sign.
5330 2016-08-22 Patrick Palka <ppalka@gcc.gnu.org>
5332 * print-tree.c (print_node) [VECTOR_CST]: Coalesce the output of
5333 identical consecutive elements.
5334 [SSA_NAME]: Print the name's def stmt on its own line. When printing
5335 the node's def stmt, avoid printing an unwanted trailing newline by
5336 replacing the call to print_gimple_stmt() with its inlined body and
5337 adjusting it to not set pp_needs_newline and to call pp_flush()
5338 instead of pp_newline_and_flush().
5340 2016-08-22 Joseph Myers <joseph@codesourcery.com>
5342 * tree.h (CASE_FLT_FN_FLOATN_NX, float16_type_node)
5343 (float32_type_node, float64_type_node, float32x_type_node)
5344 (float128x_type_node): New macros.
5345 * builtin-types.def (BT_FLOAT16, BT_FLOAT32, BT_FLOAT64)
5346 (BT_FLOAT128, BT_FLOAT32X, BT_FLOAT64X, BT_FLOAT128X)
5347 (BT_FN_FLOAT16, BT_FN_FLOAT32, BT_FN_FLOAT64, BT_FN_FLOAT128)
5348 (BT_FN_FLOAT32X, BT_FN_FLOAT64X, BT_FN_FLOAT128X)
5349 (BT_FN_FLOAT16_FLOAT16, BT_FN_FLOAT32_FLOAT32)
5350 (BT_FN_FLOAT64_FLOAT64, BT_FN_FLOAT128_FLOAT128)
5351 (BT_FN_FLOAT32X_FLOAT32X, BT_FN_FLOAT64X_FLOAT64X)
5352 (BT_FN_FLOAT128X_FLOAT128X, BT_FN_FLOAT16_CONST_STRING)
5353 (BT_FN_FLOAT32_CONST_STRING, BT_FN_FLOAT64_CONST_STRING)
5354 (BT_FN_FLOAT128_CONST_STRING, BT_FN_FLOAT32X_CONST_STRING)
5355 (BT_FN_FLOAT64X_CONST_STRING, BT_FN_FLOAT128X_CONST_STRING)
5356 (BT_FN_FLOAT16_FLOAT16_FLOAT16, BT_FN_FLOAT32_FLOAT32_FLOAT32)
5357 (BT_FN_FLOAT64_FLOAT64_FLOAT64, BT_FN_FLOAT128_FLOAT128_FLOAT128)
5358 (BT_FN_FLOAT32X_FLOAT32X_FLOAT32X)
5359 (BT_FN_FLOAT64X_FLOAT64X_FLOAT64X)
5360 (BT_FN_FLOAT128X_FLOAT128X_FLOAT128X): New type definitions.
5361 * builtins.def (DEF_GCC_FLOATN_NX_BUILTINS): New macro.
5362 (copysign, fabs, huge_val, inf, nan, nans): Use it.
5363 * builtins.c (expand_builtin): Use CASE_FLT_FN_FLOATN_NX for fabs
5365 (fold_builtin_0): Use CASE_FLT_FN_FLOATN_NX for inf and huge_val.
5366 (fold_builtin_1): Use CASE_FLT_FN_FLOATN_NX for fabs.
5367 * doc/extend.texi (Other Builtins): Document these built-in
5369 * fold-const-call.c (fold_const_call): Use CASE_FLT_FN_FLOATN_NX
5372 2016-08-22 Gerald Pfeifer <gerald@pfeifer.com>
5374 * doc/install.texi (Binaries): www.opencsw.org now uses https.
5376 2016-08-22 Richard Biener <rguenther@suse.de>
5378 * tree-ssa-forwprop.c (pass_forwprop::execute): Use RPO order.
5380 2016-08-21 Uros Bizjak <ubizjak@gmail.com>
5383 * config/i386/i386.md (prefetch): When TARGET_PRFCHW or
5384 TARGET_PREFETCHWT1 are disabled, emit 3dNOW! write prefetches for
5385 non-SSE2 athlons only, otherwise prefer SSE prefetches.
5387 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
5389 * tree-vrp.c (vrp_visit_assignment_or_call): Changed to Return VR.
5390 (vrp_visit_cond_stmt): Just sets TAKEN_EDGE_P.
5391 (vrp_visit_switch_stmt): Likewise.
5392 (extract_range_from_stmt): Factored out from vrp_visit_stmt.
5393 (extract_range_from_phi_node): Factored out from vrp_visit_phi_stmt.
5394 (vrp_visit_stmt): Use extract_range_from_stmt.
5395 (vrp_visit_phi_node): Use extract_range_from_phi_node.
5397 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
5399 * Makefile.in: Add tree-vrp.h to GTFILES.
5400 * gengtype.c (open_base_files): Add tree-vrp.h.
5401 * asan.c: Add tree-vrp.h which now has the definition value_range_type.
5402 * builtins.c: Likewise.
5403 * fold-const.c: Likewise.
5404 * gimple-builder.c: Likewise.
5405 * gimple-laddress.c: Likewise.
5406 * hsa-gen.c: Likewise.
5407 * internal-fn.c: Likewise.
5409 * targhooks.c: Liewise,
5410 * tree-ssa-address.c: Likewise.
5411 * tree-ssanames.h (value_range_type: Move to tree-vrp.h.
5412 * tree-vrp.c (struct value_range): Move to tree-vrp.h
5413 * tree-vrp.h: New file.
5415 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
5417 PR tree-optimization/61839
5418 * tree-vrp.c (two_valued_val_range_p): New.
5419 (simplify_stmt_using_ranges): Convert CST BINOP VAR where VAR is
5420 two-valued to VAR == VAL1 ? (CST BINOP VAL1) : (CST BINOP VAL2).
5421 Also Convert VAR BINOP CST where VAR is two-valued to
5422 VAR == VAL1 ? (VAL1 BINOP CST) : (VAL2 BINOP CST).
5424 2016-08-19 David Malcolm <dmalcolm@redhat.com>
5426 * diagnostic-show-locus.c
5427 (layout::annotation_line_showed_range_p): New method.
5428 (layout::print_any_fixits): Remove case fixit_hint::REMOVE.
5429 Reimplement case fixit_hint::REPLACE to cover removals, and
5430 replacements where the range of the replacement isn't one
5431 of the ranges in the rich_location.
5432 (test_one_liner_fixit_replace): Likewise.
5433 (selftest::test_one_liner_fixit_replace_non_equal_range): New
5435 (selftest::test_one_liner_fixit_replace_equal_secondary_range):
5437 (selftest::test_diagnostic_show_locus_one_liner): Call the new
5439 * diagnostic.c (print_parseable_fixits): Remove case
5442 2016-08-19 Uros Bizjak <ubizjak@gmail.com>
5445 * config/i386/i386.c (ix86_option_override_internal): Remove
5446 PTA_PRFCHW from entries that also have PTA_3DNOW flag.
5447 Enable SSE prefetch also for TARGET_PREFETCHWT1.
5448 Do not try to enable TARGET_PRFCHW ISA flag here.
5449 * config/i386/i386.md (prefetch): Enable also for TARGET_3DNOW.
5450 Rewrite expander function body.
5451 (*prefetch_3dnow): Enable for TARGET_3DNOW and TARGET_PREFETCHWT1.
5453 2016-08-19 Joseph Myers <joseph@codesourcery.com>
5456 * tree-core.h (TI_COMPLEX_FLOAT16_TYPE)
5457 (TI_COMPLEX_FLOATN_NX_TYPE_FIRST, TI_COMPLEX_FLOAT32_TYPE)
5458 (TI_COMPLEX_FLOAT64_TYPE, TI_COMPLEX_FLOAT128_TYPE)
5459 (TI_COMPLEX_FLOAT32X_TYPE, TI_COMPLEX_FLOAT64X_TYPE)
5460 (TI_COMPLEX_FLOAT128X_TYPE, TI_FLOAT16_TYPE, TI_FLOATN_TYPE_FIRST)
5461 (TI_FLOATN_NX_TYPE_FIRST, TI_FLOAT32_TYPE, TI_FLOAT64_TYPE)
5462 (TI_FLOAT128_TYPE, TI_FLOATN_TYPE_LAST, TI_FLOAT32X_TYPE)
5463 (TI_FLOATNX_TYPE_FIRST, TI_FLOAT64X_TYPE, TI_FLOAT128X_TYPE)
5464 (TI_FLOATNX_TYPE_LAST, TI_FLOATN_NX_TYPE_LAST): New enum
5466 (NUM_FLOATN_TYPES, NUM_FLOATNX_TYPES, NUM_FLOATN_NX_TYPES): New
5468 (struct floatn_type_info): New structure type.
5469 (floatn_nx_types): New variable declaration.
5470 * tree.h (FLOATN_TYPE_NODE, FLOATN_NX_TYPE_NODE)
5471 (FLOATNX_TYPE_NODE, float128_type_node, float64x_type_node)
5472 (COMPLEX_FLOATN_NX_TYPE_NODE): New macros.
5473 * tree.c (floatn_nx_types): New variable.
5474 (build_common_tree_nodes): Initialize _FloatN, _FloatNx and
5475 corresponding complex types.
5476 * target.def (floatn_mode): New hook.
5477 * targhooks.c: Include "real.h".
5478 (default_floatn_mode): New function.
5479 * targhooks.h (default_floatn_mode): New prototype.
5480 * doc/extend.texi (Floating Types): Document _FloatN and _FloatNx
5482 * doc/sourcebuild.texi (float@var{n}, float@var{n}x): Document new
5483 effective-target and dg-add-options keywords.
5484 (float@var{n}_runtime, float@var{n}x_runtime, floatn_nx_runtime):
5485 Document new effective-target keywords.
5486 * doc/tm.texi.in (TARGET_FLOATN_MODE): New @hook.
5487 * doc/tm.texi: Regenerate.
5488 * ginclude/float.h (LDBL_DECIMAL_DIG): Define to
5489 __LDBL_DECIMAL_DIG__, not __DECIMAL_DIG__.
5490 [__STDC_WANT_IEC_60559_TYPES_EXT__]: Define macros from TS
5492 * real.h (struct real_format): Add field ieee_bits.
5493 * real.c (ieee_single_format, mips_single_format)
5494 (motorola_single_format, spu_single_format, ieee_double_format)
5495 (mips_double_format, motorola_double_format)
5496 (ieee_extended_motorola_format, ieee_extended_intel_96_format)
5497 (ieee_extended_intel_128_format)
5498 (ieee_extended_intel_96_round_53_format, ibm_extended_format)
5499 (mips_extended_format, ieee_quad_format, mips_quad_format)
5500 (vax_f_format, vax_d_format, vax_g_format, decimal_single_format)
5501 (decimal_double_format, decimal_quad_format, ieee_half_format)
5502 (arm_half_format, real_internal_format: Initialize ieee_bits
5504 * config/i386/i386.c (ix86_init_builtin_types): Do not initialize
5505 float128_type_node. Set float80_type_node to float64x_type_node
5506 if appropriate and long_double_type_node not appropriate.
5507 * config/ia64/ia64.c (ia64_init_builtins): Likewise.
5508 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format):
5509 Initialize ieee_bits field.
5510 * config/rs6000/rs6000.c (TARGET_FLOATN_MODE): New macro.
5511 (rs6000_init_builtins): Set ieee128_float_type_node to
5513 (rs6000_floatn_mode): New function.
5515 2016-08-19 Jakub Jelinek <jakub@redhat.com>
5517 * config/i386/rdseedintrin.h (_rdseed16_step, _rdseed32_step,
5518 _rdseed64_step): Uglify argument names and/or local variable names
5519 in inline functions.
5520 * config/i386/rtmintrin.h (_xabort): Likewise.
5521 * config/i386/avx512vlintrin.h (_mm256_ternarylogic_epi64,
5522 _mm256_mask_ternarylogic_epi64, _mm256_maskz_ternarylogic_epi64,
5523 _mm256_ternarylogic_epi32, _mm256_mask_ternarylogic_epi32,
5524 _mm256_maskz_ternarylogic_epi32, _mm_ternarylogic_epi64,
5525 _mm_mask_ternarylogic_epi64, _mm_maskz_ternarylogic_epi64,
5526 _mm_ternarylogic_epi32, _mm_mask_ternarylogic_epi32,
5527 _mm_maskz_ternarylogic_epi32): Likewise.
5528 * config/i386/lwpintrin.h (__llwpcb, __lwpval32, __lwpval64,
5529 __lwpins32, __lwpins64): Likewise.
5530 * config/i386/avx2intrin.h (_mm_i32gather_pd, _mm_mask_i32gather_pd,
5531 _mm256_i32gather_pd, _mm256_mask_i32gather_pd, _mm_i64gather_pd,
5532 _mm_mask_i64gather_pd, _mm256_i64gather_pd, _mm256_mask_i64gather_pd,
5533 _mm_i32gather_ps, _mm_mask_i32gather_ps, _mm256_i32gather_ps,
5534 _mm256_mask_i32gather_ps, _mm_i64gather_ps, _mm_mask_i64gather_ps,
5535 _mm256_i64gather_ps, _mm256_mask_i64gather_ps, _mm_i32gather_epi64,
5536 _mm_mask_i32gather_epi64, _mm256_i32gather_epi64,
5537 _mm256_mask_i32gather_epi64, _mm_i64gather_epi64,
5538 _mm_mask_i64gather_epi64, _mm256_i64gather_epi64,
5539 _mm256_mask_i64gather_epi64, _mm_i32gather_epi32,
5540 _mm_mask_i32gather_epi32, _mm256_i32gather_epi32,
5541 _mm256_mask_i32gather_epi32, _mm_i64gather_epi32,
5542 _mm_mask_i64gather_epi32, _mm256_i64gather_epi32,
5543 _mm256_mask_i64gather_epi32): Likewise.
5544 * config/i386/pmm_malloc.h (_mm_malloc, _mm_free): Likewise.
5545 * config/i386/ia32intrin.h (__writeeflags): Likewise.
5546 * config/i386/pkuintrin.h (_wrpkru): Likewise.
5547 * config/i386/avx512pfintrin.h (_mm512_mask_prefetch_i32gather_pd,
5548 _mm512_mask_prefetch_i32gather_ps, _mm512_mask_prefetch_i64gather_pd,
5549 _mm512_mask_prefetch_i64gather_ps, _mm512_prefetch_i32scatter_pd,
5550 _mm512_prefetch_i32scatter_ps, _mm512_mask_prefetch_i32scatter_pd,
5551 _mm512_mask_prefetch_i32scatter_ps, _mm512_prefetch_i64scatter_pd,
5552 _mm512_prefetch_i64scatter_ps, _mm512_mask_prefetch_i64scatter_pd,
5553 _mm512_mask_prefetch_i64scatter_ps): Likewise.
5554 * config/i386/gmm_malloc.h (_mm_malloc, _mm_free): Likewise.
5555 * config/i386/avx512fintrin.h (_mm512_ternarylogic_epi64,
5556 _mm512_mask_ternarylogic_epi64, _mm512_maskz_ternarylogic_epi64,
5557 _mm512_ternarylogic_epi32, _mm512_mask_ternarylogic_epi32,
5558 _mm512_maskz_ternarylogic_epi32, _mm512_i32gather_ps,
5559 _mm512_mask_i32gather_ps, _mm512_i32gather_pd, _mm512_i64gather_ps,
5560 _mm512_i64gather_pd, _mm512_i32gather_epi32, _mm512_i32gather_epi64,
5561 _mm512_i64gather_epi32, _mm512_i64gather_epi64): Likewise.
5563 * config/i386/fxsrintrin.h (_fxsave): Remove return keyword in inlines
5565 (_fxrstor, _fxsave64, _fxrstor64): Likewise.
5566 * config/i386/xsaveintrin.h (_xsave, _xrstor, _xsave64, _xrstor64):
5568 * config/i386/xsaveoptintrin.h (_xsaveopt, _xsaveopt64): Likewise.
5569 * config/i386/pkuintrin.h (_wrpkru): Likewise. Add space after
5571 (_rdpkru_u32): Add space after function name.
5573 * config/i386/t-i386 (i386-c.o): Don't depend on
5574 i386-builtin-types.inc.
5575 (i386.o): Depend on i386-builtin-types.inc.
5577 2016-08-19 Matthew Wahab <matthew.wahab@arm.com>
5580 * config/arm/arm.c (neon_valid_immediate): Delete declaration.
5581 Use const_vec_duplicate to check for duplicated elements.
5583 2016-08-19 Richard Biener <rguenther@suse.de>
5585 PR tree-optimization/77290
5586 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
5587 Fix flag_tree_parallelize_loops check.
5589 2016-08-19 Richard Biener <rguenther@suse.de>
5591 * match.pd (x | 0 -> x): Add.
5593 2016-08-19 Richard Biener <rguenther@suse.de>
5595 PR tree-optimization/77286
5596 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
5597 Deal with virtual PHIs being out-of-order.
5599 2016-08-18 David Malcolm <dmalcolm@redhat.com>
5601 * doc/invoke.texi (fverbose-asm): Note that source code lines
5602 are emitted, and provide an example.
5603 * final.c (asm_show_source): New function.
5604 (final_scan_insn): Call asm_show_source.
5606 2016-08-18 David Malcolm <dmalcolm@redhat.com>
5608 * diagnostic-show-locus.c (colorizer::colorizer): Replace diagnostic
5609 param with diagnostic_kind.
5610 (class colorizer): Similarly replace field m_diagnostic with
5612 (colorizer::colorizer): Replace diagnostic
5613 param with diagnostic_kind.
5614 (colorizer::begin_state): Update for above field change.
5615 (layout::layout): Replace diagnostic param with rich_location *
5616 and diagnostic_kind.
5617 (diagnostic_show_locus): Replace diagnostic param with richloc
5618 and diagnostic_kind.
5619 (class selftest::test_diagnostic_context): New class.
5620 (selftest::test_diagnostic_show_locus_unknown_location): New
5622 (selftest::test_one_liner_simple_caret): New function.
5623 (selftest::test_one_liner_caret_and_range): New function.
5624 (selftest::test_one_liner_multiple_carets_and_ranges): New
5626 (selftest::test_one_liner_fixit_remove): New function.
5627 (selftest::test_one_liner_fixit_replace): New function.
5628 (selftest::test_diagnostic_show_locus_one_liner): New function.
5629 (selftest::diagnostic_show_locus_c_tests): Call the new test
5631 * diagnostic.c (diagnostic_initialize): Initialize
5632 colorize_source_p, show_ruler_p and parseable_fixits_p.
5633 (default_diagnostic_finalizer): Update for change to
5634 diagnostic_show_locus.
5635 (diagnostic_append_note): Likewise.
5636 * diagnostic.h (diagnostic_show_locus): Replace
5637 const diagnostic_info * param with location * and diagnostic_t.
5639 2016-08-18 David Malcolm <dmalcolm@redhat.com>
5641 * input.c (saved_line_table): New global.
5642 (class selftest::temp_line_table): Rename to line_table_test and
5643 move declaration to selftest.h, and drop field m_old_line_table.
5644 (selftest::temp_line_table::temp_line_table): Rename ctor to...
5645 (selftest::line_table_test::line_table_test): ...this. Add a
5646 default ctor. Store current value of line_table within
5648 (selftest::temp_line_table::~temp_line_table): Rename dtor to...
5649 (selftest::line_table_test::~line_table_test): ...this, and
5650 restore line_table from the saved_line_table, rather than
5652 (selftest::test_accessing_ordinary_linemaps): Update for above
5654 (selftest::test_lexer): Likewise.
5655 (struct selftest::lexer_test): Likewise.
5656 (selftest::lexer_test::lexer_test): Likewise.
5657 (selftest::input_c_tests): Move the looping over test cases from
5659 (selftest::for_each_line_table_case): New function.
5660 * input.h (saved_line_table): New decl.
5661 * selftest.h (struct selftest::line_table_case): New forward decl.
5662 (class selftest::line_table_test): New class, moved here from
5663 selftest::temp_line_table in input.c, and renamed.
5664 (selftest::for_each_line_table_case): New decl.
5666 2015-08-18 H.J. Lu <hongjiu.lu@intel.com>
5669 * config/i386/i386.c (lakemont_cost): Set MOVE_RATIO to 17.
5671 2016-08-18 Chung-Lin Tang <cltang@codesourcery.com>
5674 * gimplify.c (omp_add_variable): Adjust/add variable mapping on
5675 enclosing parallel construct for reduction variables on OpenACC loop
5678 2016-08-18 Pierre-Marie de Rodat <derodat@adacore.com>
5680 * dwarf2out.c (copy_dwarf_procedure): Remove obsolete comment.
5681 (new_dwarf_proc_die): Emit DW_TAG_dwarf_procedure DIEs even for
5683 (function_to_dwarf_procedure): Update comment.
5685 2016-08-18 David Malcolm <dmalcolm@redhat.com>
5687 * input.c (diagnostics_file_cache_forcibly_evict_file): New
5689 * input.h (diagnostics_file_cache_forcibly_evict_file): New
5691 * selftest.c (selftest::temp_source_file::~temp_source_file):
5692 Evict m_filename from the diagnostic file cache.
5694 2016-08-18 Richard Biener <rguenther@suse.de>
5696 * tree-pass.h (make_pass_materialize_all_clones): Declare.
5697 * ipa.c (pass_data_materialize_all_clones, pass_materialize_all_clones,
5698 make_pass_materialize_all_clones): New simple IPA pass encapsulating
5699 clone materialization.
5700 * passes.def (all_late_ipa_passes): Start with
5701 pass_materialize_all_clones.
5702 * cgraphunit.c (symbol_table::compile): Remove call to
5703 materialize_all_clones.
5704 * tree-into-ssa.c: Include statistics.h.
5705 (update_ssa): Count number of times we do incremental/rewrite
5708 2016-08-18 Richard Biener <rguenther@suse.de>
5710 PR tree-optimization/77282
5711 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
5712 When doing auto-parallelizing also prevent use of PHIs that
5713 carry dependences across loop backedges.
5715 2016-08-18 Tamar Christina <tamar.christina@arm.com>
5716 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5718 * varasm.c (default_use_anchors_for_symbol_p): Reject too large decls.
5720 2016-08-18 Richard Biener <rguenther@suse.de>
5722 * ssa-iterators.h (ssa_vuse_operand): New inline.
5723 * tree-if-conv.c (ifc_temp_var): Update virtual operand.
5724 (predicate_all_scalar_phis): Use remove_phi_node to remove
5725 phi nodes predicated. Delay removing virtual PHIs.
5726 (predicate_mem_writes): Update virtual operands.
5727 (combine_blocks): Likewise. Propagate out remaining virtual PHIs.
5728 (tree_if_conversion): Do not rewrite virtual SSA form.
5729 * tree-phinodes.c (release_phi_node): Make static.
5730 * tree-phinodes.h (release_phi_node): Remove.
5732 2016-08-18 Jakub Jelinek <jakub@redhat.com>
5734 * config/i386/i386.c (enum ix86_builtins): Remove IX86_BUILTIN_*
5735 codes that appear in bdesc_* arrays, instead include i386-builtin.def
5736 twice to define those.
5737 (bdesc_comi, bdesc_pcmpestr, bdesc_pcmpistr, bdesc_special_args,
5738 bdesc_args, bdesc_round_args, bdesc_mpx, bdesc_mpx_const,
5739 bdesc_multi_arg): Define by including i386-builtin.def the third time.
5740 * config/i386/i386-builtin.def: New file.
5742 2016-08-17 David Malcolm <dmalcolm@redhat.com>
5744 * input.c (get_source_range_for_char): Rename to...
5745 (selftest::get_source_range_for_char): ...this, and move within
5746 the #if CHECKING_P guard.
5747 (get_num_source_ranges_for_substring): Rename to...
5748 (selftest::get_num_source_ranges_for_substring): ...this, move
5749 within the #if CHECKING_P guard, and make static.
5750 (selftest::assert_num_substring_ranges): Initialize
5753 2016-08-18 Alan Modra <amodra@gmail.com>
5755 PR rtl-optimization/72771
5756 * reload.c (find_reloads): Don't assume that a subreg mem is OK
5757 when find_reloads_toplev returns address_reloaded==-1.
5758 (alternative_allows_const_pool_ref): Update comment.
5760 2015-08-17 Alan Hayward <alan.hayward@arm.com>
5762 PR tree-optimization/71752
5763 * tree-vect-loop.c (vectorizable_reduction): Keep SLP operand ordering.
5764 * tree-vect-slp.c (vect_get_slp_defs): Handle null operands.
5766 2016-08-17 Jakub Jelinek <jakub@redhat.com>
5768 * gimple-fold.c (gimple_fold_call): Use gimple_call_noreturn_p
5769 instead of testing ECF_NORETURN bit in gimple_call_flags.
5770 * tree-cfg.c (make_edges_bb, execute_fixup_cfg): Likewise.
5771 * predict.c (tree_bb_level_predictions): Likewise.
5772 * gimple-low.c (gimple_stmt_may_fallthru): Likewise.
5775 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children): If
5776 turning a call into __builtin_unreachable-like noreturn call, adjust
5777 gimple_call_set_fntype.
5778 * tree-cfgcleanup.c (fixup_noreturn_call): Remove lhs also if
5779 gimple_call_fntype has void return type.
5781 2016-08-17 Chung-Lin Tang <cltang@codesourcery.com>
5783 * omp-low.c (lower_oacc_reductions): Adjust variable lookup to use
5784 maybe_lookup_decl, to handle nested acc loop directives.
5786 2016-08-17 Richard Biener <rguenther@suse.de>
5788 PR tree-optimization/76490
5789 * tree-vrp.c (update_value_range): Preserve overflow infinities
5790 when intersecting with ranges from get_range_info.
5791 (operand_less_p): Handle overflow infinities correctly.
5792 (value_range_constant_singleton): Use vrp_operand_equal_p
5793 to handle overflow max/min correctly.
5794 (vrp_valueize): Likewise.
5795 (union_ranges): Likewise.
5796 (intersect_ranges): Likewise.
5797 (vrp_visit_phi_node): Improve iteration limitation to only
5798 apply when we'll possibly re-visit the PHI via a changed argument
5801 2016-08-17 Thomas Preud'homme <thomas.preudhomme@arm.com>
5803 * config/arm/t-aprofile (MULTILIB_EXCEPTIONS): Rewrite into ...
5804 (MULTILIB_REQUIRED): This by specifying multilib needing to be built
5805 rather than those that should not be built.
5807 2016-08-17 Stanislaw Halik <sthalik@misaki.pl>
5810 * config/i386/xm-mingw32.h (HOST_BITS_PER_PTR): Define if __x86_64__.
5812 2016-08-17 Richard Biener <rguenther@suse.de>
5814 * tree-ssa.c: Include tree-cfg.h and tree-dfa.h.
5815 (verify_vssa): New function verifying virtual SSA form.
5816 (verify_ssa): Call it.
5817 * tree-ssa-loop-manip.c (slpeel_update_phi_nodes_for_guard2):
5818 Do not apply loop-closed SSA handling to virtuals.
5819 * ssa-iterators.h (op_iter_init): Handle GIMPLE_TRANSACTION.
5820 * tree-into-ssa.c (prepare_use_sites_for): Skip virtual SSA names
5821 when rewriting their symbol.
5822 (prepare_def_site_for): Likewise.
5823 * tree-chkp-opt.c (chkp_reduce_bounds_lifetime): Clear virtual
5824 operands of moved stmts.
5826 2016-08-17 Richard Biener <rguenther@suse.de>
5828 PR tree-optimization/23855
5829 * tree-ssa-loop-unswitch.c: Include tree-ssa-loop-manip.h.
5830 (tree_unswitch_outer_loop): Iterate find_loop_guard as long as we
5831 find guards to hoist. Do not update SSA form but rewrite virtuals
5832 into loop closed SSA.
5833 (find_loop_guard): Adjust to skip already hoisted guards. Do
5834 not mark virtuals for renaming or update SSA form.
5836 2016-08-17 Martin Liska <mliska@suse.cz>
5838 * coverage.c (get_gcov_type): Replace GCOV_TYPE_SIZE with
5839 a LONG_LONG_TYPE_SIZE comparison.
5840 * gcov-io.h: Remove macro definitions.
5841 * tree-profile.c (gimple_gen_edge_profiler): Replace usage
5842 of GCOV_TYPE_ATOMIC_FETCH_ADD with a LONG_LONG_TYPE_SIZE
5845 2016-08-16 Jakub Jelinek <jakub@redhat.com>
5847 * config/i386/i386.c (enum ix86_builtins): Reorder enumerators, so
5848 that builtins not mentioned in bdesc_* arrays come first, then
5849 the ones mentioned in bdesc_* arrays in the order they appear in
5850 the arrays in between IX86_BUILTIN__BDESC_*_FIRST and
5851 IX86_BUILTIN__BDESC_*_LAST enumerator.
5852 (bdesc_mpx): Fix up a comment typo.
5853 (bdesc_multi_arg): Remove __builtin_ia32_vpcomne[bwdq] and
5854 __builtin_ia32_vpcomneu[bwdq] builtins.
5855 (BDESC_VERIFY, BDESC_VERIFYS): Define.
5856 (ix86_init_mmx_sse_builtins, ix86_init_mpx_builtins): Verify
5857 enum ix86_builtins ordering.
5858 (ix86_expand_builtin): Use enum ix86_builtins ordering assumption
5859 for direct bdesc_* array member access instead of searching all the
5860 arrays until an fcode match is found.
5862 2016-08-16 Uros Bizjak <ubizjak@gmail.com>
5864 * config/i386/i386.md (*ashl<mode>3_mask): Rewrite define_insn
5865 pattern as define_insn_and_split. Split insn before reload to
5867 (*<shift_insn><mode>3_mask): Ditto. Split insn before reload to
5868 <shift_insn><mode>3_1.
5869 (*<rotate_insn><mode>3_mask): Ditto. Split insn before reload to
5870 <rotate_insn><mode>3_1.
5872 2016-08-16 David Malcolm <dmalcolm@redhat.com>
5875 * input.c (get_source_range_for_substring): Rename to...
5876 (get_source_location_for_substring): ...this, adding param
5877 "caret_idx", and converting output param from source_range * to
5879 (get_source_range_for_char): New function.
5880 (get_num_source_ranges_for_substring): Update comment to reflect
5882 (assert_char_at_range): Update to use get_source_range_for_char
5883 rather than get_source_range_for_substring.
5884 (test_lexer_string_locations_concatenation_2): Likewise.
5885 * substring-locations.h (get_source_range_for_substring): Rename
5887 (get_source_location_for_substring): ...this, and adding param
5888 "caret_idx", and converting output param from source_range * to
5891 2016-08-16 David Malcolm <dmalcolm@redhat.com>
5893 * input.c (class selftest::temp_source_file): Move to
5895 (selftest::temp_source_file::temp_source_file): Move to
5897 (selftest::temp_source_file::~temp_source_file): Likewise.
5898 * selftest.c (selftest::temp_source_file::temp_source_file): Move
5900 (selftest::temp_source_file::~temp_source_file): Likewise.
5901 * selftest.h (class selftest::temp_source_file): Move here from
5904 2016-08-16 Jakub Jelinek <jakub@redhat.com>
5907 * tree-cfg.c (execute_fixup_cfg): Add node variable, use it. Before
5908 inlining, add cgraph edge for the added __builtin_unreachable call.
5911 * expmed.c (expand_mult_const): Change val_so_far's type to UHWI,
5912 only cast it to SHWI for the final comparison.
5914 2016-08-16 Martin Liska <mliska@suse.cz>
5916 PR gcov-profile/36412
5917 * doc/gcov.texi: Document --hash-filenames(-x).
5918 * gcov.c (print_usage): Add the option.
5919 (process_args): Process the option, sort options alphabetically.
5920 (md5sum_to_hex): New function.
5921 (make_gcov_file_name): Do the md5sum and append it to a
5924 2016-08-16 Bin Cheng <bin.cheng@arm.com>
5926 PR tree-optimization/69848
5927 * config/aarch64/aarch64-simd.md (vcond<mode><mode>): Invert NE
5928 and swtich operands to avoid additional NOT instruction.
5929 (vcond<v_cmp_mixed><mode>): Ditto.
5930 (vcondu<mode><mode>, vcondu<mode><v_cmp_mixed>): Ditto.
5932 2016-08-16 Eric Botcazou <ebotcazou@adacore.com>
5934 * doc/install.texi (*-*-solaris2*): Adjust latest change.
5936 2016-08-16 Richard Biener <rguenther@suse.de>
5938 PR tree-optimization/76783
5939 * tree-ssa-propagate.c (ssa_prop_init): Use RPO order. Clear
5940 BB visited flags at start.
5942 2016-08-16 Bin Cheng <bin.cheng@arm.com>
5944 PR tree-optimization/72817
5945 PR tree-optimization/73450
5946 * tree-ssa-loop-niter.c (number_of_iterations_ne): Check
5947 multiple_of_p for adjusted IV.base.
5949 2016-08-15 Uros Bizjak <ubizjak@gmail.com>
5952 * config/i386/sse.md (<code><mode>3<mask_name><round_saeonly_name>):
5953 Emit ieee_<ieee_maxmin><mode>3<mask_name><round_saeonly_name>
5954 for !flag_finite_math_only or flag_signed_zeros.
5955 (*<code><mode>3<mask_name><round_saeonly_name>): Rename from
5956 *<code><mode>3_finite<mask_name><round_saeonly_name>. Do not
5957 depend on flag_finite_math_only.
5958 (ieee_<ieee_maxmin><mode>3<mask_name><round_saeonly_name>):
5960 (*<code><mode>3<mask_name><round_saeonly_name>): Remove.
5961 (*ieee_smin<mode>3): Ditto.
5962 (*ieee_smax<mode>3): Ditto.
5963 * config/i386/mmx.md (mmx_<code>v2sf3): Emit
5964 mmx_ieee_<ieee_maxmin>v2sf3 for !flag_finite_math_only or
5966 (*mmx_<code>v2sf3): Rename from *mmx_<code>v2sf3_finite. Do not
5967 depend on flag_finite_math_only.
5968 (mmx_ieee_<ieee_maxmin>v2sf3): New insn pattern.
5969 (*mmx_<code>v2sf3): Remove.
5970 * config/i386/subst.md (round_saeonly_mask_arg3): New subst attribute.
5971 * config/i386/i386.c (ix86_expand_sse_fp_mimnax): Check
5972 flag_signed_zeros instead of !flag_unsafe_math_optimizations.
5974 2016-08-15 Segher Boessenkool <segher@kernel.crashing.org>
5976 PR rtl-optimization/73650
5977 * lra-constraints.c (simple_move_p): If the insn is multiple_sets
5978 it is not a simple move.
5980 2016-08-15 Martin Liska <mliska@suse.cz>
5983 * gcc.c (do_spec_1): Call save_string with the right size.
5984 (save_string): Do an assert about string we copy.
5986 2016-08-15 Richard Biener <rguenther@suse.de>
5988 * ree.c (rest_of_handle_ree): Remove redundant timevar push/pop.
5989 * config/i386/i386.c (pass_data_insert_vzeroupper): Account to
5991 (pass_data_stv): Likewise.
5993 2016-08-15 Richard Biener <rguenther@suse.de>
5995 PR tree-optimization/73434
5996 * tree-ssa-sccvn.c (vn_reference_maybe_forwprop_address): Preserve
5997 TBAA info on the base when forwarding a non-invariant address.
5999 2016-08-15 Jakub Jelinek <jakub@redhat.com>
6001 * dwarf2out.c (struct checksum_attributes): Add
6002 at_string_length_bit_size and at_string_length_byte_size fields.
6003 (collect_checksum_attributes): Handle DW_AT_string_length_bit_size
6004 and DW_AT_string_length_byte_size.
6005 (die_checksum_ordered): Handle at_string_length_bit_size and
6006 at_string_length_byte_size.
6007 (gen_array_type_die): For dwarf_version >= 5 emit
6008 DW_AT_string_length_byte_size instead of DW_AT_byte_size.
6009 (adjust_string_types): For dwarf_version >= 5 remove
6010 DW_AT_string_length_byte_size instead of DW_AT_byte_size.
6011 (resolve_addr): Likewise.
6014 * dwarf2out.c (string_types): New variable.
6015 (gen_array_type_die): Change early_dwarf handling of
6016 DW_AT_string_length, create DW_OP_call4 referencing the
6017 length var temporarily. Handle parameters that are pointers
6019 (adjust_string_types): New function.
6020 (gen_subprogram_die): Temporarily set string_types to local var,
6021 call adjust_string_types if needed.
6022 (non_dwarf_expression, copy_deref_exprloc, optimize_string_length):
6024 (resolve_addr): Adjust DW_AT_string_length if it is DW_OP_call4.
6026 2016-08-15 Eric Botcazou <ebotcazou@adacore.com>
6028 * doc/install.texi (*-*-solaris2*): Fix version number and document
6029 requirement on GNU make for building libjava with the Solaris linker.
6031 2016-08-15 Martin Liska <mliska@suse.cz>
6032 Jakub Jelinek <jakub@redhat.com>
6034 PR tree-optimization/72824
6035 * tree-loop-distribution.c (const_with_all_bytes_same)
6036 <case VECTOR_CST>: Fix a typo.
6038 2016-08-14 Uros Bizjak <ubizjak@gmail.com>
6041 * config/i386/avx512fintrin.h (_mm512_undefined_epi32):
6042 Renamed from _mm512_undefined_si512.
6043 (_mm_undefined_si512): New definition.
6045 2016-08-13 Richard Biener <rguenther@suse.de>
6047 * tree-ssa-forwprop.c (pass_forwprop::execute): Propagate
6048 into PHIs and update the lattice for its def.
6050 2016-08-12 Jakub Jelinek <jakub@redhat.com>
6053 * ubsan.c (instrument_si_overflow): Pass true instead of false
6055 (pass_ubsan::execute): Call gimple_purge_dead_eh_edges at the end
6056 of bbs. Return TODO_cleanup_cfg if any returned true.
6058 2016-08-12 Michael Meissner <meissner@linux.vnet.ibm.com>
6060 * config/rs6000/vsx.md (vsx_concat_<mode>): Add support for the
6061 ISA 3.0 MTVSRDD instruction.
6062 (vsx_splat_<mode>): Change cpu type of MTVSRDD instruction to
6065 2016-08-12 Bernd Edlinger <bernd.edlinger@hotmail.de>
6067 PR tree-optimization/71083
6068 * tree-predcom.c (ref_at_iteration): Use a COMPONENT_REF for the
6069 bitfield access when possible.
6071 2016-08-12 Patrick Palka <ppalka@gcc.gnu.org>
6074 * match.pd ((T)A CMP (T)B -> A CMP B): Allow (T)A to be a
6075 sign-changing cast from a shorter unsigned type to a wider
6078 2016-08-12 Jakub Jelinek <jakub@redhat.com>
6080 * config/i386/sse.md (avx512dq_vextract<shuffletype>64x2_1_maskm,
6081 vec_extract_hi_<mode>_mask, vec_extract_lo_<mode>_mask,
6082 vec_extract_hi_<mode>_mask): Use Yk constraint instead of k.
6084 2016-08-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6086 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost):
6087 Correct costs for vec_construct.
6089 2016-08-12 Bin Cheng <bin.cheng@arm.com>
6091 PR tree-optimization/69848
6092 * tree-vectorizer.h (enum vect_def_type): New condition reduction
6093 type CONST_COND_REDUCTION.
6094 * tree-vect-loop.c (vectorizable_reduction): Support new condition
6095 reudction type CONST_COND_REDUCTION.
6097 2016-08-12 Richard Biener <rguenther@suse.de>
6099 PR tree-optimization/57326
6100 * tree-ssa-pre.c (fully_constant_expression): Handle simplification
6101 returning an SSA name.
6102 (phi_translate_1): When fully_constant_expression returns a NAME
6103 make sure we have a leader for it.
6105 2016-08-12 Martin Liska <mliska@suse.cz>
6106 Adam Fineman <afineman@afineman.com>
6108 * gcov.c (process_file): Create .gcov file when .gcda
6111 2016-08-12 Marek Polacek <polacek@redhat.com>
6114 * alias.c (find_base_value): Adjust fall through comment.
6115 * cfgexpand.c (expand_debug_expr): Likewise.
6116 * combine.c (find_split_point): Likewise.
6117 (expand_compound_operation): Likewise. Add FALLTHRU.
6118 (make_compound_operation): Adjust fall through comment.
6119 (canon_reg_for_combine): Add FALLTHRU.
6120 (force_to_mode): Adjust fall through comment.
6121 (simplify_shift_const_1): Likewise.
6122 (simplify_comparison): Likewise.
6123 * config/aarch64/aarch64-builtins.c (aarch64_simd_expand_args): Add
6125 * config/aarch64/predicates.md: Likewise.
6126 * config/i386/i386.c (function_arg_advance_32): Likewise.
6127 (ix86_gimplify_va_arg): Likewise.
6128 (print_reg): Likewise.
6129 (ix86_print_operand): Likewise.
6130 (ix86_build_const_vector): Likewise.
6131 (ix86_expand_branch): Likewise.
6132 (ix86_sched_init_global): Adjust fall through comment.
6133 (ix86_expand_args_builtin): Add FALLTHRU.
6134 (ix86_expand_builtin): Likewise.
6135 (ix86_expand_vector_init_one_var): Likewise.
6136 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
6137 (rs6000_adjust_cost): Likewise.
6138 (insn_must_be_first_in_group): Likewise.
6139 * config/rs6000/rs6000.md: Likewise. Adjust fall through comment.
6140 * dbxout.c (dbxout_symbol): Adjust fall through comment.
6141 * df-scan.c (df_uses_record): Likewise.
6142 * dojump.c (do_jump): Add FALLTHRU.
6143 * dwarf2out.c (mem_loc_descriptor): Likewise. Adjust fall through
6145 (resolve_args_picking_1): Adjust fall through comment.
6146 (loc_list_from_tree_1): Likewise.
6147 * expmed.c (make_tree): Likewise.
6148 * expr.c (expand_expr_real_2): Add FALLTHRU.
6149 (expand_expr_real_1): Likewise. Adjust fall through comment.
6150 * fold-const.c (const_binop): Adjust fall through comment.
6151 (fold_truth_not_expr): Likewise.
6152 (fold_cond_expr_with_comparison): Add FALLTHRU.
6153 (fold_binary_loc): Likewise.
6154 (contains_label_1): Adjust fall through comment.
6155 (multiple_of_p): Likewise.
6156 * gcov-tool.c (process_args): Add FALLTHRU.
6157 * genattrtab.c (check_attr_test): Likewise.
6158 (write_test_expr): Likewise.
6159 * genconfig.c (walk_insn_part): Likewise.
6160 * genpreds.c (validate_exp): Adjust fall through comment.
6161 (needs_variable): Likewise.
6162 * gensupport.c (get_alternatives_number): Add FALLTHRU.
6163 (subst_dup): Likewise.
6164 * gimple-pretty-print.c (dump_gimple_assign): Likewise.
6165 * gimplify.c (gimplify_addr_expr): Adjust fall through comment.
6166 (gimplify_scan_omp_clauses): Add FALLTHRU.
6167 (goa_stabilize_expr): Likewise.
6168 * graphite-isl-ast-to-gimple.c (substitute_ssa_name): Adjust fall
6170 * hsa-gen.c (get_address_from_value): Likewise.
6171 * ipa-icf.c (sem_function::hash_stmt): Likewise.
6172 * ira.c (ira_setup_alts): Add FALLTHRU.
6173 * lra-eliminations.c (lra_eliminate_regs_1): Adjust fall through
6175 * lto-streamer-out.c (lto_output_tree_ref): Add FALLTHRU.
6176 * opts.c (common_handle_option): Likewise.
6177 * read-rtl.c (read_rtx_code): Likewise.
6178 * real.c (round_for_format): Likewise.
6179 * recog.c (asm_operand_ok): Likewise.
6180 * reginfo.c (reg_scan_mark_refs): Adjust fall through comment.
6181 * reload1.c (set_label_offsets): Likewise.
6182 (eliminate_regs_1): Likewise.
6183 (reload_reg_reaches_end_p): Likewise.
6184 * rtlanal.c (commutative_operand_precedence): Add FALLTHRU.
6185 (rtx_cost): Likewise.
6186 * sched-rgn.c (is_exception_free): Likewise.
6187 * simplify-rtx.c (simplify_rtx): Adjust fall through comment.
6188 * stor-layout.c (int_mode_for_mode): Likewise.
6189 * toplev.c (print_to_asm_out_file): Likewise.
6190 (print_to_stderr): Likewise.
6191 * tree-cfg.c (gimple_verify_flow_info): Likewise.
6192 * tree-chrec.c (chrec_fold_plus_1): Add FALLTHRU.
6193 (chrec_fold_multiply): Likewise.
6194 (evolution_function_is_invariant_rec_p): Likewise.
6195 (for_each_scev_op): Likewise.
6196 * tree-data-ref.c (siv_subscript_p): Likewise.
6197 (get_references_in_stmt): Likewise.
6198 * tree.c (find_placeholder_in_expr): Adjust fall through comment.
6199 (substitute_in_expr): Likewise.
6200 (type_cache_hasher::equal): Likewise.
6201 (walk_type_fields): Likewise.
6202 * var-tracking.c (adjust_mems): Add FALLTHRU.
6203 (set_dv_changed): Adjust fall through comment.
6204 * varasm.c (default_function_section): Add FALLTHRU.
6206 2016-08-12 Marek Polacek <polacek@redhat.com>
6209 * tree-complex.c (expand_complex_division): Add missing break.
6211 2016-08-12 Richard Biener <rguenther@suse.de>
6213 * passes.c (execute_todo): Do not push/pop TV_TODO.
6214 (execute_one_ipa_transform_pass): Move timevar push/pop TODO execution.
6215 (execute_one_pass): Likewise.
6216 * common.opt (ftime-report-details): New switch.
6217 * doc/invoke.texi (ftime-report-details): Document.
6218 * timevar.h (timer::print_row): Adjust signature.
6219 (timer::all_zero): New static helper.
6220 (timer::child_map_t): New typedef.
6221 (timer::time_var_def): Add children field.
6222 * timevar.c (timer::named_items::print): Adjust.
6223 (timer::~timer): Free timevar recorded children.
6224 (timer::pop_internal): When -ftime-report-details record
6225 time spent in sub-timevars.
6226 (timer::print_row): Adjust.
6227 (timer::print): Print sub-timevar stats, use all_zero.
6228 * timevar.def (TV_TODO): Remove.
6230 2016-08-12 Richard Biener <rguenther@suse.de>
6232 PR tree-optimization/72851
6233 * tree-ssa-propagate.c: Include cfganal.h. Rewrite block and stmt
6234 worklists to use bitmaps indexed in execution order.
6235 (executable_blocks, cfg_blocks_num, cfg_blocks_tail, cfg_blocks_head,
6236 bb_in_list, interesting_ssa_edges, varying_ssa_edges): Remove.
6237 (cfg_blocks): Make a bitmap.
6238 (bb_to_cfg_order, cfg_order_to_bb, ssa_edge_worklist, uid_to_stmt):
6240 (cfg_blocks_empty_p): Adjust.
6241 (cfg_blocks_add): Likewise.
6242 (cfg_blocks_get): Likewise.
6243 (add_ssa_edge): Likewise.
6244 (add_control_edge): Likewise.
6245 (simulate_stmt): Likewise.
6246 (process_ssa_edge_worklist): Likewise.
6247 (simulate_block): Likewise.
6248 (ssa_prop_init): Compute PRE order and stmt UIDs.
6249 (ssa_prop_fini): Adjust.
6250 (ssa_propagate): Adjust.
6252 2016-08-12 Richard Biener <rguenther@suse.de>
6254 * tree-vrp.c (vrp_visit_phi_node): Allow a last iteration if
6255 the currently executable edges have fixed ranges. Always
6256 go through update_value_range.
6258 2016-08-12 Alexandre Oliva <aoliva@redhat.com>
6262 (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Const_tree-ify.
6263 (LANG_HOOKS_FUNCTION_DECL_DELETED_P): Likewise.
6264 (LANG_HOOKS_FUNCTION_DECL_DEFAULTED): Set default.
6265 (LANG_HOOKS_DECLS): Add it.
6266 * langhooks.h (struct lang_hooks_for_decls): Add
6267 function_decl_defaulted. Const_tree-ify
6268 function_decl_explicit_p and function_decl_deleted_p.
6269 * dwarf2out.c (gen_subprogram_die): Add DW_AT_defaulted
6270 attribute. Add DW_AT_deleted instead of DW_AT_GNU_deleted,
6271 also at strict DWARF v5.
6274 * dwarf2out.c (decl_quals): Don't map TREE_READONLY to
6275 TYPE_QUAL_CONST in reference-typed decls.
6278 * dwarf2out.c (loc_list_from_tree_1): Expand some CONSTRUCTORs
6279 in DW_OP_pieces, just enough to handle pointers to member
6281 (gen_remaining_tmpl_value_param_die_attribute): Use a location
6282 expression on DWARFv5 if a constant value doesn't work.
6284 2016-08-11 David Malcolm <dmalcolm@redhat.com>
6286 * selftest-run-tests.c (selftest::run_tests): Call selftest_c_tests.
6287 * selftest.c (selftest::test_assertions): New function.
6288 (selftest::selftest_c_tests): New function.
6289 * selftest.h (selftest::selftest_c_tests): New declaration.
6291 2016-08-11 Richard Biener <rguenther@suse.de>
6292 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6294 PR rtl-optimization/72855
6295 * df-core.c (df_verify): Turn off DF_VERIFY_SCHEDULED at end.
6297 2016-08-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6300 * vsx.md (vsx_load_<mode>): For P8LE, emit swaps at expand time.
6301 (vsx_store_<mode>): Likewise.
6303 2015-08-11 H.J. Lu <hongjiu.lu@intel.com>
6305 * config/i386/i386.c (timode_scalar_to_vector_candidate_p): Allow
6306 TImode CONST_WIDE_INT store.
6307 (timode_scalar_chain::convert_insn): Handle CONST_WIDE_INT store.
6309 2015-08-11 H.J. Lu <hongjiu.lu@intel.com>
6311 * config/i386/i386.h (MOVE_MAX_PIECES): Use TImode in 64-bit
6312 mode if unaligned SSE load and store are optimal.
6314 2016-08-11 Bernd Edlinger <bernd.edlinger@hotmail.de>
6316 PR tree-optimization/71083
6317 * tree-predcom.c (ref_at_iteration): Correctly align the
6320 2016-08-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6322 * config/s390/s390-builtin-types.def: Add INT128 types.
6323 * config/s390/s390-builtins.def: Add INT128 variants for the add
6324 sub low-level builtins dealing with TImode.
6325 * config/s390/s390.c (s390_expand_builtin): Allow mode conversions
6326 via subreg when expanding a builtin.
6327 * config/s390/s390.md: Remove UNSPEC_VEC_ADDC_U128,
6328 UNSPEC_VEC_SUB_U128, and UNSPEC_VEC_SUBC_U128 constants.
6330 * config/s390/vecintrin.h: Adjust builtin names accordingly.
6331 * config/s390/vx-builtins.md ("vec_add_u128"): Remove expander.
6332 ("vec_addc<mode>", "vec_addc_u128"): Merge to
6333 "vacc<bhfgq>_<mode>".
6334 ("vec_adde_u128"): Rename to "vacq". Change mode to TImode.
6335 ("vec_addec_u128"): Rename to "vacccq". Change mode to TImode.
6336 ("vec_subc<mode>", "vec_subc_u128"): Merge to
6337 "vscbi<bhfgq>_<mode>".
6338 ("vec_sube_u128"): Rename to "vsbiq". Change mode to TImode.
6339 ("vec_subec_u128"): Rename to "vsbcbiq". Change mode to TImode.
6341 2016-08-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6343 * config/s390/s390-builtins.def: Mark last operand of s390_vlvg*
6345 2016-08-11 Bin Cheng <bin.cheng@arm.com>
6347 * config/aarch64/aarch64-simd.md (vcond<mode><mode>): Delete
6349 (vcond<v_cmp_mixed><mode>): Ditto.
6350 (vcondu<mode><mode>, vcondu<mode><v_cmp_mixed>): Ditto.
6352 2016-08-11 Bin Cheng <bin.cheng@arm.com>
6354 * config/aarch64/aarch64-simd.md (vec_cmp<mode><v_cmp_result>): Init
6355 variable explicitly, also assert on it before use.
6357 2016-08-11 Richard Biener <rguenther@suse.de>
6359 PR tree-optimization/72772
6360 * cfgloopmanip.c (create_preheader): Use split_edge if there
6361 is a single loop entry, avoiding degenerate PHIs.
6363 2016-08-11 Richard Biener <rguenther@suse.de>
6365 * tree-ssa-threadbackward.c (pass_data_thread_jumps): Remove
6366 unconditional TODO_cleanup_cfg.
6367 (pass_thread_jumps::execute): Initialize loops, perform a CFG
6368 cleanup only if we threaded a jump.
6370 2016-08-11 Alan Modra <amodra@gmail.com>
6373 * lra-constraints.c (simplify_operand_subreg): Allow subreg
6374 mode for mem when SLOW_UNALIGNED_ACCESS if inner mode is also
6375 slow. Emit two reloads for slow mem case, first loading in
6376 fast innermode, then converting to required mode.
6378 2016-08-10 Kelvin Nilsen <kelvin@gcc.gnu.org>
6380 * config/rs6000/altivec.h (vec_extract_exp): New macro.
6381 (vec_extract_sig): New macro.
6382 (vec_insert_exp): New macro.
6383 (vec_test_data_class): New macro.
6384 (scalar_extract_exp): New macro.
6385 (scalar_extract_sig): New macro.
6386 (scalar_insert_exp): New macro.
6387 (scalar_test_data_class): New macro.
6388 (scalar_test_neg): New macro.
6389 (scalar_cmp_exp_gt): New macro.
6390 (scalar_cmp_exp_lt): New macro.
6391 (scalar_cmp_exp_eq): New macro.
6392 (scalar_cmp_exp_unordered): New macro.
6393 * config/rs6000/predicates.md (u7bit_cint_operand): New predicate
6394 to enforce constraint that operand is a 7-bit unsigned literal.
6395 * config/rs6000/rs6000-builtin.def (BU_P9V_64BIT_VSX_1): New macro
6396 for power9 built-ins.
6397 (BU_P9V_VSX_2): Likewise.
6398 (BU_P9V_64BIT_VSX_2): Likewise.
6399 (VSEEDP): Add scalar extract exponent support.
6400 (VSEESP): Add scalar extract signature support.
6401 (VSTDCNDP): Add scalar test negative support.
6402 (VSTDCNSP): Likewise.
6403 (VSIEDP): Add scalar insert exponent support.
6404 (VSCEDPGT): Add scalar compare exponent greater than support.
6405 (VSCEDPLT): Add scalar compare exponent less than support.
6406 (VSCEDPEQ): Add scalar compare exponent test-for-equality support.
6407 (VSCEDPUO): Add scalar compare exponent test-for-unordered support.
6408 (VSTDCDP): Add scalar test data class support.
6409 (VSTDCSP): Likewise.
6410 (VSEEDP): Add overload support for scalar extract exponent
6412 (VSESDP): Add overload support for scalar extract signature
6414 (VSTDCN): Add overload support for scalar test negative
6416 (VSTDCNDP): Add overload support for scalar test negative
6418 (VSTDCNSP): Add overload support for scalar test negative
6420 (VSIEDP): Add overload support for scalar insert exponent
6422 (VSTDC): Add overload support for scalar test data class
6424 (VSTDCDP): Add overload support for scalar test data class
6426 (VSTDCSP): Add overload support for scalar test data class
6428 (VSCEDPGT): Add overload support for scalar compare exponent
6429 greater than operation.
6430 (VSCEDPLT): Add overload support for scalar compare exponent
6431 less than operation.
6432 (VSCEDPEQ): Add overload support for scalar compare exponent
6433 test-for-equality operation.
6434 (VSCEDPUO): Add overload support for scalar compare exponent
6435 test-for-unordered operation.
6436 (VEEDP): Add vector extract exponent support.
6438 (VESDP): Add vector extract significand support.
6440 (VIEDP): Add vector insert exponent support.
6442 (VTDCDP): Add vector test data class support.
6444 (VES): Add overload support for vector extract significand operation.
6447 (VEE): Add overload support for vector extract exponent operation.
6450 (VTDC): Add overload support for vector test data class operation.
6453 (VIE): Add overload support for vector insert exponent operation.
6456 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
6457 overloaded binary floating point functions.
6458 (altivec_resolve_overloaded_builtin): Improve error messages to
6459 distinguish between functions not supported in the current
6460 compiler configuration and functions that were invoked with an
6461 invalid parameter combination, and include the built-in function
6462 name in both error messages.
6463 * config/rs6000/rs6000-protos.h (rs6000_overloaded_builtin_name):
6465 * config/rs6000/rs6000.c (rs6000_overloaded_builtin_name): New
6467 (rs6000_expand_binop_builtin): Add check to enforce that argument
6468 2 of the test data class operations is a 7-bit unsigned literal.
6469 (rs6000_invalid_builtin): Add code to issue an error message if a
6470 built-in function that requires the power9_vector and -m32
6471 command-line options is compiled without these options.
6472 * config/rs6000/vsx.md (UNSPEC_VSX_SXEXPDP): New value.
6473 (UNSPEC_VSX_SXSIGDP): New value.
6474 (UNSPEC_VSX_SXSIGPDP): New value.
6475 (UNSPEC_VSX_SIEXPDP): New value.
6476 (UNSPEC_VSX_SCMPEXPDP): New value.
6477 (UNSPEC_VSX_STSTDC): New value.
6478 (UNSPEC_VSX_VXEXP): New value.
6479 (UNSPEC_VSX_VXSIG): New value.
6480 (UNSPEC_VSX_VIEXP): New value.
6481 (UNSPEC_VSX_VTSTDC): New value.
6482 (xsxexpdp): New insn for scalar extract exponent.
6483 (xsxsigdp): New insn for scalar extract significand.
6484 (xsiexpdp): New insn for scalar insert exponent.
6485 (xscmpexpdp_<code>): New expansion for scalar compare exponents.
6486 (*xscmpexpdp): New insn for scalar compare exponents.
6487 (xststdc<Fvsx): New expansion for both single- and
6488 double-precision scalar test data class operations.
6489 (xststdcneg<Fvsx>): New expansion for both single- and
6490 double-precision scalar test for negative value operations.
6491 (*xststdc<Fvsx>): New insn for scalar test data class
6493 (xvxexp<VSs>): New insn for single- and double-precision
6494 vector extract exponent operation.
6495 (xvxsig<VSs>): New insn for single- and double-precision
6496 vector extract significand operation.
6497 (xviexp<VSs>): New insn for single- and double-precision
6498 vector insert exponent operation.
6499 (xvtstdc<VSs>): New insn for single- and double-precision
6500 vector test data class operation.
6501 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
6502 built-in functions to represent the Power9 binary floating-point
6503 support instructions.
6505 2016-08-10 bin cheng <bin.cheng@arm.com>
6507 * doc/sourcebuild.texi (@item vect_cond_mixed): New item.
6509 2016-08-10 Alan Lawrence <alan.lawrence@arm.com>
6510 Renlin Li <renlin.li@arm.com>
6511 Bin Cheng <bin.cheng@arm.com>
6513 * config/aarch64/iterators.md (V_cmp_mixed, v_cmp_mixed): New.
6514 * config/aarch64/aarch64-simd.md (<su><maxmin>v2di3): Call
6515 gen_vcondv2div2di instead of gen_aarch64_vcond_internalv2div2di.
6516 (aarch64_vcond_internal<mode><mode>): Delete pattern.
6517 (aarch64_vcond_internal<VDQF_COND:mode><VDQF:mode>): Ditto.
6518 (vcond<v_cmp_result><mode>): Ditto.
6519 (vcond<mode><mode>): Re-implement using vec_cmp and vcond_mask.
6520 (vcondu<mode><mode>): Ditto.
6521 (vcond<v_cmp_mixed><mode>): New pattern.
6522 (vcondu<mode><v_cmp_mixed>): New pattern.
6523 (aarch64_cmtst<mode>): Revise comment using aarch64_vcond instead
6524 of aarch64_vcond_internal.
6526 2016-08-10 Alan Lawrence <alan.lawrence@arm.com>
6527 Renlin Li <renlin.li@arm.com>
6528 Bin Cheng <bin.cheng@arm.com>
6530 * config/aarch64/aarch64-simd.md (vec_cmp<mode><mode>): New pattern.
6531 (vec_cmp<mode><v_cmp_result>): New pattern.
6532 (vec_cmpu<mode><mode>): New pattern.
6533 (vcond_mask_<mode><v_cmp_result>): New pattern.
6535 2016-08-10 Yuri Rumyantsev <ysrumyan@gmail.com>
6537 PR tree-optimization/71734
6538 * tree-ssa-loop-im.c (ref_indep_loop_p): Add new argument
6539 REF_LOOP, invoke ref_indep_loop_p_1.
6540 (outermost_indep_loop): Pass LOOP argumnet where REF was defined
6541 to ref_indep_loop_p.
6542 (ref_indep_loop_p_1): Fix commentary, add argument REF_LOOP,
6543 combine it with ref_indep_lopp_p_2, update SAFELEN if only REF
6544 is inside LOOP, do not cache dpendence value for loops with
6546 (ref_indep_loop_p_2): Delete function.
6547 (can_sm_ref_p): Pass LOOP as additional argument to
6550 2016-08-10 Michael Meissner <meissner@linux.vnet.ibm.com>
6553 * config/rs6000/rs6000.c (mem_operand_ds_form): Add check for op
6554 being an offsettable address.
6556 2016-08-10 Martin Liska <mliska@suse.cz>
6558 PR gcov-profile/58306
6559 * tree-profile.c (gimple_init_edge_profiler): Create conditionally
6560 atomic variants of profile update functions.
6562 2016-08-10 Martin Liska <mliska@suse.cz>
6564 Cherry picked (and modified) from google-4_7 branch
6565 2012-12-26 Rong Xu <xur@google.com>
6566 * common.opt (fprofile-update): Add new flag.
6567 * coretypes.h: Define enum profile_update.
6568 * doc/invoke.texi: Document -fprofile-update.
6569 * gcov-io.h: Declare GCOV_TYPE_ATOMIC_FETCH_ADD and
6570 GCOV_TYPE_ATOMIC_FETCH_ADD_FN.
6571 * tree-profile.c (gimple_init_edge_profiler): Generate
6572 also atomic profiler update.
6573 (gimple_gen_edge_profiler): Likewise.
6575 2016-08-10 David Malcolm <dmalcolm@redhat.com>
6577 * toplev.c (finalize): Set aux_info_file, asm_out_file, and
6578 stack_usage_file to NULL after fclose calls.
6580 2016-08-10 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
6583 * reload.c (push_reload): Compute subreg_in_class for
6584 subregs of constants and plus expressions. Remove special
6585 handling of SYMBOL_REFs.
6587 2016-08-10 Alan Modra <amodra@gmail.com>
6590 * config/rs6000/rs6000.h (HARD_REGNO_CALLER_SAVE_MODE): Return
6591 SImode for TARGET_E500_DOUBLE when given SImode.
6593 2016-08-09 David Wohlferd <dw@LimeGreenSocks.com>
6595 * config/i3836/avx512fintrin.h (_mm512_cvtsepi64_epi32): Remove
6596 unused variable __O.
6598 2016-08-09 Martin Liska <mliska@suse.cz>
6600 * doc/gcov.texi: Change _gcov_dump to __gcov_dump and
6601 _gcov_reset to __gcov_reset.
6602 * doc/gcov-tool.texi: Fix typo.
6604 2016-08-09 Martin Liska <mliska@suse.cz>
6606 * value-prof.c (gimple_divmod_values_to_profile): Do not
6607 instrument MOD histogram if a value is not a SSA name.
6609 2016-08-09 Martin Liska <mliska@suse.cz>
6611 * value-prof.c (dump_histogram_value): Swap pow2 and non-pow2
6614 2016-08-09 Renlin Li <renlin.li@arm.com>
6617 * calls.c (prepare_call_address): Convert funexp to Pmode when
6619 * config/aarch64/aarch64.md (sibcall): Remove fix for PR 64971.
6620 (sibcall_value): Likewise.
6622 2016-08-09 Marek Polacek <polacek@redhat.com>
6625 * cselib.c (cselib_expand_value_rtx_1): Add return.
6626 * gengtype.c (dbgprint_count_type_at): Likewise.
6627 * hsa-gen.c (gen_hsa_insn_for_internal_fn_call): Likewise.
6628 * reg-stack.c (get_true_reg): Restructure to avoid fallthrough warning.
6630 2016-08-09 Martin Jambor <mjambor@suse.cz>
6633 * ipa-polymorphic-call.c (get_dynamic_type): Bail out gracefully
6634 if instance is a MEM_REF.
6636 2016-08-09 Uros Bizjak <ubizjak@gmail.com>
6639 * config/i386/i386.md (*movtf_internal): Use
6640 lra_in_progress || reload_completed instead of !can_create_pseudo_p
6641 in the insn constraint.
6642 (*movxf_internal): Ditto.
6643 (*movdf_internal): Ditto.
6644 (*movsf_internal): Ditto.
6646 2016-08-09 Bin Cheng <bin.cheng@arm.com>
6648 PR tree-optimization/72772
6649 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
6652 2016-08-09 Bin Cheng <bin.cheng@arm.com>
6654 PR tree-optimization/72772
6655 * tree-ssa-loop-niter.h (simplify_using_initial_conditions): Delete
6657 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Delete
6658 parameter STOP and update calls. Move expand_simple_operations
6659 function call from here...
6660 (simplify_using_initial_conditions): ...to here. Delete parameter
6662 (tree_simplify_using_condition): Delete parameter STOP.
6663 * tree-scalar-evolution.c (simple_iv_with_niters): Update call to
6664 simplify_using_initial_conditions.
6666 2016-08-09 Matthew Fortune <matthew.fortune@imgtec.com>
6669 * config/mips/mips.c (mips_atomic_assign_expand_fenv):
6670 Use create_tmp_var_raw instead of create_tmp_var.
6672 2016-08-09 Richard Biener <rguenther@suse.de>
6674 * tree-ssa-threadbackward.c (profitable_jump_thread_path):
6675 Treat same SSA names related.
6677 2016-08-09 Jakub Jelinek <jakub@redhat.com>
6679 PR tree-optimization/72824
6680 * tree-loop-distribution.c (const_with_all_bytes_same): Verify
6681 real_zerop is not negative.
6683 2016-08-09 Richard Biener <rguenther@suse.de>
6685 PR tree-optimization/71802
6686 * tree-cfgcleanup.c (cleanup_tree_cfg_bb): Make sure to catch
6687 all merge opportunities with the predecessor.
6689 2016-08-09 Richard Biener <rguenther@suse.de>
6692 * ipa-prop.c (ipa_modify_formal_parameters): Build
6693 parameter types with natural alignment also for the
6696 2016-08-08 Andi Kleen <ak@linux.intel.com>
6698 * tree-vrp.c (get_single_symbol): Always initialize inv and neg.
6700 2016-08-08 David Malcolm <dmalcolm@redhat.com>
6703 * langhooks-def.h (LANG_HOOKS_RUN_LANG_SELFTESTS): New default
6704 do-nothing langhook.
6705 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_RUN_LANG_SELFTESTS.
6706 * langhooks.h (struct lang_hooks): Add run_lang_selftests.
6707 * selftest-run-tests.c: Include "tree.h" and "langhooks.h".
6708 (selftest::run_tests): Call lang_hooks.run_lang_selftests.
6710 2016-08-08 David Malcolm <dmalcolm@redhat.com>
6713 * input.c: Ensure that HAVE_ICONV is defined.
6715 2016-08-08 Jakub Jelinek <jakub@redhat.com>
6718 * omp-low.c (lower_lastprivate_clauses): Set TREE_NO_WARNING on the
6719 private vars for lastprivate and for linear iterator.
6722 * omp-simd-clone.c: Include varasm.h.
6723 (simd_clone_create): Copy over DECL_COMDAT, DECL_WEAK, DECL_EXTERNAL,
6724 DECL_VISIBILITY, DECL_VISIBILITY_SPECIFIED, DECL_DLLIMPORT_P and for
6725 DECL_ONE_ONLY call make_decl_one_only. Fix up spelling in comment and
6726 update function name.
6728 2016-07-29 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
6730 * config/avr/driver-avr.c (specfiles_doc_url): Remove.
6731 (avr_diagnose_devicespecs_error): Remove.
6732 (avr_devicespecs_file): Remove composing absolute path for specfile
6733 and its verbose info. Remove conditions to check specs-file,
6735 2016-08-08 Jakub Jelinek <jakub@redhat.com>
6737 PR rtl-optimization/72821
6738 * lra-spills.c (regno_in_use_p): Don't use BLOCK_FOR_INSN on barriers,
6739 just return false for them.
6741 2016-08-08 Alan Modra <amodra@gmail.com>
6744 * config/rs6000/rs6000.c (toc_relative_expr_p): Allow (lo_sum (high))
6745 toc refs created during reload. Update function comment.
6747 2016-08-08 Alan Modra <amodra@gmail.com>
6750 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Sort
6751 alternatives. Put loads first, then stores, and reg/reg moves
6752 within same class later. Delete attr length.
6754 2016-08-08 Alan Modra <amodra@gmail.com>
6757 * config/rs6000/rs6000.c (mem_operand_gpr): Remove vsx dform test.
6758 (mem_operand_ds_form): New predicate.
6759 * config/rs6000/rs6000-protos.h (mem_operand_ds_form): Declare.
6760 * config/rs6000/constraints.md (wY): Use mem_operand_df_form.
6761 * config/rs6000/predicates.md (offsettable_mem_14bit_operand): Delete.
6762 * config/rs6000/rs6000.md (f32_lm2, f32_sm2): Use wY for SF.
6763 (extendsfdf2_fpr): Replace o constraint with wY.
6765 2016-08-07 Jan Hubicka <hubicka@ucw.cz>
6767 * tree-ssa-threadbackward.c: Include tree-inline.h
6768 (profitable_jump_thread_path): Use estimate_num_insns to estimate
6769 size of copied block; for cold paths reduce duplication.
6770 (find_jump_threads_backwards): Remove redundant tests.
6771 (pass_thread_jumps::gate): Enable for -Os.
6773 2016-08-07 Jakub Jelinek <jakub@redhat.com>
6776 * stor-layout.c (layout_decl): Fix up formatting.
6777 (relayout_decl): Allow DECL to be FIELD_DECL.
6779 2016-08-07 Alan Modra <amodra@gmail.com>
6781 * config/rs6000/rs6000.md (fix_trunc<mode>si2): Fix mode of reg.
6783 2016-08-07 Kugan Vivekanandarajah <kuganv@linaro.org>
6785 * data-streamer-in.c (streamer_read_wide_int): New.
6786 (streamer_read_widest_int): Renamed function.
6787 * data-streamer-out.c (streamer_write_wide_int): New
6788 (streamer_write_widest_int): Renamed function.
6789 * lto-streamer-in.c (streamer_read_wi): Renamed and moved to
6791 (input_cfg): Call renamed function.
6792 * lto-streamer-out.c (streamer_write_wi): Renamed and moved to
6794 (output_cfg): Call renamed function.
6795 * data-streamer.h: Add declarations.
6797 2016-08-08 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
6799 * tree-ssa-ccp.c (extend_mask): New param sgn.
6800 Remove ORing with wi::mask.
6801 (get_default_value): Adjust call to extend_mask to pass sign.
6802 (evaluate_stmt): Likewise.
6804 2016-08-06 Jakub Jelinek <jakub@redhat.com>
6806 * gcov.c (handle_cycle): Use INTTYPE_MAXIMUM (int64_t) instead of
6809 2016-08-06 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
6811 * match.pd ((intptr_t) x eq/ne CST to x eq/ne (typeof x) cst): Disable
6812 transform if operand's type is pointer to function or method.
6814 2016-08-05 Patrick Palka <ppalka@gcc.gnu.org>
6816 PR tree-optimization/18046
6817 * tree-ssa-threadedge.c: Include cfganal.h.
6818 (simplify_control_statement_condition): If simplifying a
6819 GIMPLE_SWITCH, replace the index operand of the GIMPLE_SWITCH
6820 with the dominating ASSERT_EXPR before handing it off to VRP.
6821 Mention that a CASE_LABEL_EXPR may be returned.
6822 (thread_around_empty_blocks): Adjust to handle
6823 simplify_control_statement_condition() returning a
6825 (thread_through_normal_block): Likewise.
6826 * tree-vrp.c (simplify_stmt_for_jump_threading): Simplify
6827 a switch statement by trying to determine which case label
6830 2016-08-05 Vladimir Makarov <vmakarov@redhat.com>
6832 PR rtl-optimization/69847
6833 * lra-constraints.c (process_invariant_for_inheritance): Save
6834 pattern instead of src.
6835 (remove_inheritance_pseudos): Use the pattern. Add assert.
6837 2016-08-05 David Malcolm <dmalcolm@redhat.com>
6839 * input.c (string_concat::string_concat): New constructor.
6840 (string_concat_db::string_concat_db): New constructor.
6841 (string_concat_db::record_string_concatenation): New method.
6842 (string_concat_db::get_string_concatenation): New method.
6843 (string_concat_db::get_key_loc): New method.
6844 (class auto_cpp_string_vec): New class.
6845 (get_substring_ranges_for_loc): New function.
6846 (get_source_range_for_substring): New function.
6847 (get_num_source_ranges_for_substring): New function.
6848 (class selftest::lexer_test_options): New class.
6849 (struct selftest::lexer_test): New struct.
6850 (class selftest::ebcdic_execution_charset): New class.
6851 (selftest::ebcdic_execution_charset::s_singleton): New variable.
6852 (selftest::lexer_test::lexer_test): New constructor.
6853 (selftest::lexer_test::~lexer_test): New destructor.
6854 (selftest::lexer_test::get_token): New method.
6855 (selftest::assert_char_at_range): New function.
6856 (ASSERT_CHAR_AT_RANGE): New macro.
6857 (selftest::assert_num_substring_ranges): New function.
6858 (ASSERT_NUM_SUBSTRING_RANGES): New macro.
6859 (selftest::assert_has_no_substring_ranges): New function.
6860 (ASSERT_HAS_NO_SUBSTRING_RANGES): New macro.
6861 (selftest::test_lexer_string_locations_simple): New function.
6862 (selftest::test_lexer_string_locations_ebcdic): New function.
6863 (selftest::test_lexer_string_locations_hex): New function.
6864 (selftest::test_lexer_string_locations_oct): New function.
6865 (selftest::test_lexer_string_locations_letter_escape_1): New function.
6866 (selftest::test_lexer_string_locations_letter_escape_2): New function.
6867 (selftest::test_lexer_string_locations_ucn4): New function.
6868 (selftest::test_lexer_string_locations_ucn8): New function.
6869 (selftest::uint32_from_big_endian): New function.
6870 (selftest::test_lexer_string_locations_wide_string): New function.
6871 (selftest::uint16_from_big_endian): New function.
6872 (selftest::test_lexer_string_locations_string16): New function.
6873 (selftest::test_lexer_string_locations_string32): New function.
6874 (selftest::test_lexer_string_locations_u8): New function.
6875 (selftest::test_lexer_string_locations_utf8_source): New function.
6876 (selftest::test_lexer_string_locations_concatenation_1): New
6878 (selftest::test_lexer_string_locations_concatenation_2): New
6880 (selftest::test_lexer_string_locations_concatenation_3): New
6882 (selftest::test_lexer_string_locations_macro): New function.
6883 (selftest::test_lexer_string_locations_stringified_macro_argument):
6885 (selftest::test_lexer_string_locations_non_string): New function.
6886 (selftest::test_lexer_string_locations_long_line): New function.
6887 (selftest::test_lexer_char_constants): New function.
6888 (selftest::input_c_tests): Call the new test functions once per
6889 case within the line_table test matrix.
6890 * input.h (struct string_concat): New struct.
6891 (struct location_hash): New struct.
6892 (class string_concat_db): New class.
6893 * substring-locations.h: New header.
6895 2016-08-05 Patrick Palka <ppalka@gcc.gnu.org>
6897 PR tree-optimization/72810
6898 * tree-vrp.c (simplify_switch_using_ranges): Avoid changing
6899 the type of the case labels when truncating.
6901 2016-08-05 James Greenhalgh <james.greenhalgh@arm.com>
6904 * config/aarch64/aarch64.h (aarch64_fp16_type_node): Declare.
6905 (aarch64_fp16_ptr_type_node): Likewise.
6906 * config/aarch64/aarch64-simd-builtins.c
6907 (aarch64_fp16_ptr_type_node): Define.
6908 (aarch64_init_fp16_types): New, refactored out of...
6909 (aarch64_init_builtins): ...here, update to call
6910 aarch64_init_fp16_types.
6911 * config/aarch64/aarch64.c (aarch64_gimplify_va_arg_expr): Handle
6913 (aapcs_vfp_sub_candidate): Likewise.
6915 2016-08-05 Martin Liska <mliska@suse.cz>
6916 Joshua Cranmer <Pidgeot18@gmail.com>
6918 * gcov.c (line_t::has_block): New function.
6919 (enum loop_type): New enum.
6920 (handle_cycle): New function.
6921 (unblock): Likewise.
6922 (circuit): Likewise.
6923 (get_cycles_count): Likewise.
6924 (accumulate_line_counts): Use new loop detection algorithm.
6926 2016-08-05 Martin Liska <mliska@suse.cz>
6928 * gcov.c (output_intermediate_file): Rename
6929 function_info::line_next to next_file_fn.
6930 (process_file): Likewise.
6931 (read_graph_file): Likewise.
6932 (accumulate_line_counts): Likewise.
6933 (output_lines): Likewise.
6935 2016-08-05 Richard Biener <rguenther@suse.de>
6937 * tree-ssa-threadupdate.c (thread_block_1): Remove unnecessary
6938 restriction on threading to a loop header.
6940 2016-08-05 Richard Biener <rguenther@suse.de>
6942 * tree-cfgcleanup.c (tree_forwarder_block_p): Use bb_loop_header_p.
6943 * cfghooks.c (force_nonfallthru): If we ended up splitting a latch
6944 adjust loop info accordingly.
6946 2016-08-05 Kugan Vivekanandarajah <kuganv@linaro.org>
6948 * tree-vrp.c (extract_range_basic): Check cfun->after_inlining
6949 before folding call to __builtin_constant_p with parameters to false.
6951 2016-08-05 Alan Modra <amodra@gmail.com>
6953 * config/rs6000/rs6000.c (rs6000_preferred_reload_class): Delete
6954 code accidentally committed 2016-05-02 providing class when given
6957 2016-08-04 Patrick Palka <ppalka@gcc.gnu.org>
6959 * tree-vrp.c (simplify_switch_using_ranges): Try to truncate
6960 the case label ranges that partially overlap with OP's value
6963 2016-08-04 Uros Bizjak <ubizjak@gmail.com>
6966 * config/i386/avx512fintrin.h (_mm512_cmp_epi32_mask) [!__OPTIMIZE__]:
6967 Cast builtin function result to __mmask16 instead of __mmask8.
6968 (_mm512_cmp_epu32_mask) [!__OPTIMIZE__]: Ditto.
6969 (_mm512_mask_cmp_epi32_mask) [!__OPTIMIZE__]: Ditto.
6970 (_mm512_mask_cmp_epu32_mask) [!__OPTIMIZE__]: Ditto.
6972 2016-08-04 David Malcolm <dmalcolm@redhat.com>
6974 * selftest.h (ASSERT_TRUE): Reimplement in terms of...
6975 (ASSERT_TRUE_AT): New macro.
6976 (ASSERT_FALSE): Reimplement in terms of...
6977 (ASSERT_FALSE_AT): New macro.
6978 (ASSERT_STREQ_AT): Fix typo in comment.
6980 2016-08-04 Patrick Palka <ppalka@gcc.gnu.org>
6982 * gimple.c (preprocess_case_label_vec_for_gimple): When the case
6983 labels are exhaustive, designate the label with the widest
6984 range to be the default label.
6986 2016-08-04 Andrew Pinski <apinski@cavium.com>
6988 * config/aarch64/aarch64.c (thunderx_vector_cost): New variable.
6989 (thunderx_tunings): Use thunderx_vector_cost instead of
6990 generic_vector_cost.
6992 2016-08-04 Martin Liska <mliska@suse.cz>
6994 * gcov.c (main): Fix GNU coding style.
6995 (output_intermediate_file): Likewise.
6996 (process_file): Likewise.
6997 (generate_results): Likewise.
6998 (release_structures): Likewise.
6999 (create_file_names): Likewise.
7000 (find_source): Likewise.
7001 (read_graph_file): Likewise.
7002 (find_exception_blocks): Likewise.
7003 (canonicalize_name): Likewise.
7004 (make_gcov_file_name): Likewise.
7005 (mangle_name): Likewise.
7006 (accumulate_line_counts): Likewise.
7007 (output_branch_count): Likewise.
7008 (read_line): Likewise.
7010 2016-08-04 Bernd Edlinger <bernd.edlinger@hotmail.de>
7012 PR rtl-optimization/71779
7013 * emit-rtl.c (set_reg_attrs_from_value): Only propagate REG_POINTER,
7014 if the value was sign-extended according to POINTERS_EXTEND_UNSIGNED
7015 or if it was truncated.
7017 PR rtl-optimization/70903
7018 * cse.c (cse_insn): If DEST is a paradoxical SUBREG, don't record DEST.
7020 2016-08-04 Kugan Vivekanandarajah <kuganv@linaro.org>
7022 * tree-inline.c (remap_ssa_name): Check for POINTER_TYPE_P before
7023 accessing SSA_NAME_PTR_INFO.
7025 2016-08-04 Georg-Johann Lay <avr@gjlay.de>
7028 * common/config/avr/avr-common.c (avr_option_optimization_table)
7029 [OPT_LEVELS_ALL]: Turn off -fcaller-saves.
7031 2016-08-04 Georg-Johann Lay <avr@gjlay.de>
7034 * config/avr/avr.md: New pattern to work around do_store_flag
7035 generating shift instructions for bit extractions.
7037 2016-08-04 Kugan Vivekanandarajah <kuganv@linaro.org>
7039 * tree-vrp.c (set_value_range): Use vrp_equiv_obstack with
7041 (add_equivalence): Likewise.
7042 (get_value_range): Allocate value range with vrp_value_range_pool.
7043 (vrp_initialize): Initialize vrp_equiv_obstack for equiv allocation.
7044 (vrp_finalize): Relase vrp_equiv_obstack and vrp_value_range_pool.
7046 2016-08-03 Peter Bergner <bergner@vnet.ibm.com>
7048 * config/rs6000/rs6000.c (rs6000_option_override_internal): Make LRA
7049 the default for the rs6000 port.
7051 2016-08-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
7054 * calls.c (special_function_p): Remove special handling of
7055 "setjmp_syscall", "qsetjmp", "longjmp", "siglongjmp" and the
7056 prefix "__x". Recognize "savectx", "vfork" and "getcontext" only
7057 without prefix. Remove potentially unsafe ECF_LEAF and ECF_NORETURN.
7059 2016-08-03 Vladimir Makarov <vmakarov@redhat.com>
7062 * lra-spills.c (regno_in_use_p): Check bb and regno modification.
7063 Don't stop on regular insns.
7065 2016-08-03 Nathan Sidwell <nathan@codesourcery.com>
7067 * config/nvptx/nvptx.c (nvptx_declare_function_name): Round frame
7068 size to DImode boundary.
7069 (nvptx_propagate): Likewise.
7071 2016-08-03 Alan Modra <amodra@gmail.com>
7073 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Make scalar
7074 float access depend on TARGET_EFFICIENT_UNALIGNED_VSX.
7075 * config/rs6000/rs6000.opt (-mefficient-unaligned-vsx): Renamed
7076 from -mefficient-unaligned-vector. Note that this affects fp too.
7078 2016-08-03 Alan Modra <amodra@gmail.com>
7080 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make unaligned mem
7083 2016-08-03 Alan Modra <amodra@gmail.com>
7085 * config/rs6000/rs6000.md (fix_trunc<mode>si2): Force source operand
7086 to a reg. Localize vars.
7088 2016-08-03 Alan Modra <amodra@gmail.com>
7090 * config/rs6000/rs6000.opt: Remove negatives from help strings
7093 2016-08-03 Alan Modra <amodra@gmail.com>
7095 * config/rs6000/rs6000.c (rs6000_secondary_reload_direct_move):
7096 Delete duplicated code.
7098 2016-08-02 Vladimir Makarov <vmakarov@redhat.com>
7101 * lra-spills.c (regno_in_use_p): New.
7102 (lra_final_code_change): Use it.
7104 2016-08-02 Vladimir Makarov <vmakarov@redhat.com>
7106 PR rtl-optimization/69847
7107 * lra-int.h (struct lra-reg): Use restore_rtx instead of
7109 (lra_rtx_hash): New.
7110 * lra.c (initialize_lra_reg_info_element): Use restore_rtx instead
7112 (lra_rtx_hash): Rename and move lra-remat.c::rtx_hash.
7113 * lra-remat.c (rtx_hash): Rename and Move to lra.c.
7114 * lra-spills.c (lra_final_code_change): Don't delete insn when the
7115 next insn is USE with the same reg as the current insn source.
7116 * lra-constraints.c (curr_insn_transform): Use restore_rtx instead
7118 (lra_constraints_init): Call initiate_invariants.
7119 (lra_constraints_finish): Call finish_invariants.
7120 (struct invariant, invariant_t, invariant_ptr_t): New.
7121 (const_invariant_ptr_t, invariants, invariants_pool): New.
7122 (invariant_table, invariant_hash, invariant_eq_p): New.
7123 (insert_invariant, initiate_invariants, finish_invariants): New.
7124 (clear_invariants, invalid_invariant_regs): New.
7125 (inherit_reload_reg, split_reg, fix_bb_live_info): Use restore_rtx
7126 instead of restore_regno.
7127 (invariant_p, process_invariant_for_inheritance): New.
7128 (inherit_in_ebb): Implement invariant inheritance.
7129 (lra_inheritance): Initialize and finalize invalid_invariant_regs.
7130 (remove_inheritance_pseudos): Implement undoing invariant
7132 (undo_optional_reloads, lra_undo_inheritance): Use restore_rtx
7133 instead of restore_regno.
7134 * lra-assigns.c (regno_live_length): New.
7135 (reload_pseudo_compare_func): Use regno_live_length.
7136 (assign_by_spills): Use restore_rtx instead of restore_regno.
7137 (lra_assign): Ditto. Initiate regno_live_length.
7139 2016-02-08 James Greenhalgh <james.greenhalgh@arm.com>
7141 * config/aarch64/arm_neon.h (vminnm_f64): Add back missing 'f' from
7142 __builtin_aarch64_fmindf.
7144 2016-08-02 Bin Cheng <bin.cheng@arm.com>
7146 PR tree-optimization/34114
7147 * tree-ssa-loop-niter.c (number_of_iterations_ne): Prove no-overflow
7148 information for more control IVs.
7150 2016-08-02 Bin Cheng <bin.cheng@arm.com>
7152 PR tree-optimization/34114
7153 * fold-const.c (multiple_of_p): Improve MULT_EXPR, PLUS_EXPR,
7154 PLUS_EXPR case. Handle SSA_NAME case.
7156 2016-08-02 Tamar Christina <tamar.christina@arm.com>
7158 * config/aarch64/aarch64-simd-builtins.def
7159 (__builtin_aarch64_fmindf): Change BUILTIN_VDQF to BUILTIN_VDQF_DF.
7160 (__builtin_aarch64_fmaxdf): Likewise.
7161 (__builtin_aarch64_smin_nandf): Likewise.
7162 (__builtin_aarch64_smax_nandf): Likewise.
7163 * config/aarch64/aarch64-simd.md (<fmaxmin><mode>3): Remove.
7164 * config/aarch64/aarch64.md (<fmaxmin><mode>3): Rename to...
7165 (<fmaxmin><mode>3): ...this.
7166 * config/aarch64/arm_neon.h (vmaxnm_f64): New.
7167 (vminnm_f64): Likewise.
7168 (vmin_f64): Likewise.
7169 (vmax_f64): Likewise.
7170 * config/aarch64/iterators.md (FMAXMIN): Merge with...
7171 (FMAXMIN_UNS): ...this.
7172 (fmaxmin): Merged with
7173 (fmaxmin_op): ...this...
7174 (maxmin_uns_op): ...in to this.
7176 2016-08-01 Michael Meissner <meissner@linux.vnet.ibm.com>
7178 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
7179 Add support for vec_extract on vector float, vector int, vector
7180 short, and vector char vector types.
7181 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
7182 vector float, vector int, vector short, and vector char
7183 optimizations on 64-bit ISA 2.07 systems for both constant and
7184 variable element numbers.
7185 (rs6000_split_vec_extract_var): Likewise.
7186 * config/rs6000/vsx.md (vsx_xscvspdp_scalar2): Allow SFmode to be
7187 Altivec registers on ISA 2.07 and above.
7188 (vsx_extract_v4sf): Delete alternative that hard coded element 0,
7189 which never was matched due to the split occuring before register
7190 allocation (and the code would not have worked on little endian
7191 systems if it did match). Allow extracts to go to the Altivec
7192 registers if ISA 2.07 (power8). Change from using "" around the
7193 C++ code to using {}'s.
7194 (vsx_extract_v4sf_<mode>_load): New insn to optimize vector float
7195 vec_extracts when the vector is in memory.
7196 (vsx_extract_v4sf_var): New insn to optimize vector float
7197 vec_extracts when the element number is variable on 64-bit ISA
7199 (vsx_extract_<mode>, VSX_EXTRACT_I iterator): Add optimizations
7200 for 64-bit ISA 2.07 as well as ISA 3.0.
7201 (vsx_extract_<mode>_p9, VSX_EXTRACT_I iterator): Likewise.
7202 (vsx_extract_<mode>_p8, VSX_EXTRACT_I iterator): Likewise.
7203 (vsx_extract_<mode>_load, VSX_EXTRACT_I iterator): New insn to
7204 optimize vector int, vector short, and vector char vec_extracts
7205 when the vector is in memory.
7206 (vsx_extract_<mode>_var, VSX_EXTRACT_I iterator): New insn to
7207 optimize vector int, vector short, and vector char vec_extracts
7208 when the element number is variable.
7210 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
7213 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_PM): Use a value that
7214 does not overlap with other symbol flags.
7216 2016-08-01 Wilco Dijkstra <wdijkstr@arm.com>
7218 * config/aarch64/aarch64.h (aarch64_frame):
7219 Remove padding0 and hardfp_offset. Add locals_offset,
7220 initial_adjust, callee_adjust, callee_offset and final_adjust.
7221 * config/aarch64/aarch64.c (aarch64_layout_frame):
7222 Remove unused padding0 and hardfp_offset initializations.
7223 Choose frame layout and set frame variables accordingly.
7224 Use INVALID_REGNUM instead of FIRST_PSEUDO_REGISTER.
7225 (aarch64_push_regs): Use INVALID_REGNUM, not FIRST_PSEUDO_REGISTER.
7226 (aarch64_pop_regs): Likewise.
7227 (aarch64_expand_prologue): Remove all decision code, just emit
7228 prolog according to frame variables.
7229 (aarch64_expand_epilogue): Remove all decision code, just emit
7230 epilog according to frame variables.
7231 (aarch64_initial_elimination_offset): Use offset to local/arg area.
7233 2015-08-01 H.J. Lu <hongjiu.lu@intel.com>
7236 * config/i386/i386.c (timode_scalar_chain::convert_insn): Call
7237 fix_debug_reg_uses after changing source register mode to
7238 V1TImode if source register is undefined.
7240 2015-08-01 Alan Hayward <alan.hayward@arm.com>
7242 PR tree-optimization/71818
7243 * tree-vect-loop-manip.c (vect_can_advance_ivs_p): Don't advance IVs
7244 with non invariant evolutions
7246 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
7249 * config/avr/avr.md (length) [branch]: Correct insn length
7250 attribute for forward branches.
7252 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
7254 * doc/extend.texi (AVR Built-in Functions): Document
7256 * config/avr/builtins.def (NOPS): New.
7257 * config/avr/avr.c (avr_expand_nops): New static function.
7258 (avr_expand_builtin): Use it to handle AVR_BUILTIN_NOPS.
7260 2016-08-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7262 * config/aarch64/aarch64.c (aarch64_classify_address): Use DImode when
7263 performing aarch64_offset_7bit_signed_scaled_p check for TImode LDP/STP
7266 2016-08-01 Virendra Pathak <virendra.pathak@broadcom.com>
7268 * config/aarch64/aarch64.c (vulcan_tunings): Update
7269 vulcan L1 cache_line_size.
7271 2016-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
7273 * config/rs6000/rs6000-protos.h (rs6000_adjust_vec_address): New
7274 function that takes a vector memory address, a hard register, an
7275 element number and a temporary base register, and recreates an
7276 address that points to the appropriate element within the vector.
7277 * config/rs6000/rs6000.c (rs6000_adjust_vec_address): Likewise.
7278 (rs6000_split_vec_extract_var): Add support for the target of a
7279 vec_extract with variable element number being a scalar memory
7281 (rtx_is_swappable_p): VLSO insns (UNSPEC_VSX_VSLOW) are not
7283 * config/rs6000/vsx.md (vsx_extract_<mode>_load): Replace
7284 vsx_extract_<mode>_load insn with a new insn that optimizes
7285 storing either element to a memory location, using scratch
7286 registers to pick apart the vector and reconstruct the address.
7287 (vsx_extract_<P:mode>_<VSX_D:mode>_load): Likewise.
7288 (vsx_extract_<mode>_store): Rework alternatives to more correctly
7289 support Altivec registers. Add support for ISA 3.0 Altivec d-form
7291 (vsx_extract_<mode>_var): Add support for extracting a variable
7292 element number from memory.
7294 2016-07-29 Georg-Johann Lay <avr@gjlay.de>
7296 * config/avr/avr.c (avr_out_compare): Use const0_rtx instead of 0
7297 when testing for compares against constants of the form 0xabab.
7299 2016-07-29 Bin Cheng <bin.cheng@arm.com>
7301 PR tree-optimization/57558
7302 * tree-vect-loop-manip.c (vect_create_cond_for_niters_checks): New
7304 (vect_loop_versioning): Support versioning with niter assumptions.
7305 * tree-vect-loop.c (tree-ssa-loop.h): Include header file.
7306 (vect_get_loop_niters): New parameter. Reimplement to support
7307 assumptions in loop niter info.
7308 (vect_analyze_loop_form_1, vect_analyze_loop_form): Ditto.
7309 (new_loop_vec_info): Init LOOP_VINFO_NITERS_ASSUMPTIONS.
7310 (vect_estimate_min_profitable_iters): Use LOOP_REQUIRES_VERSIONING.
7311 Support loop versioning for niters.
7312 * tree-vectorizer.c (tree-ssa-loop-niter.h): Include header file.
7313 (vect_free_loop_info_assumptions): New function.
7314 (vectorize_loops): Free loop niter info for loops with flag
7315 LOOP_F_ASSUMPTIONS set if vectorization failed.
7316 * tree-vectorizer.h (struct _loop_vec_info): New field
7317 num_iters_assumptions.
7318 (LOOP_VINFO_NITERS_ASSUMPTIONS): New macro.
7319 (LOOP_REQUIRES_VERSIONING_FOR_NITERS): New macro.
7320 (LOOP_REQUIRES_VERSIONING): New macro.
7321 (vect_free_loop_info_assumptions): New decl.
7323 2016-07-29 Bin Cheng <bin.cheng@arm.com>
7325 * cfgloop.h (struct loop): New field constraints.
7326 (LOOP_C_INFINITE, LOOP_C_FINITE): New macros.
7327 (loop_constraint_set, loop_constraint_clr, loop_constraint_set_p): New
7329 * cfgloop.c (alloc_loop): Initialize new field.
7330 * cfgloopmanip.c (copy_loop_info): Copy constraints.
7331 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions):
7332 Adjust niter analysis wrto loop constraints.
7333 * doc/loop.texi (@node Number of iterations): Add description for loop
7336 2016-07-29 Marek Polacek <polacek@redhat.com>
7339 * config/i386/i386.c (ix86_expand_args_builtin): Add break.
7340 (ix86_expand_round_builtin): Likewise.
7342 2016-07-29 Segher Boessenkool <segher@kernel.crashing.org>
7343 Georg-Johann Lay <avr@gjlay.de>
7345 PR rtl-optimization/71976
7346 * combine.c (get_last_value): Return 0 if the argument for which
7347 the function is called has a wider mode than the recorded value.
7349 2016-07-29 Marek Polacek <polacek@redhat.com>
7352 * config/rs6000/rs6000.c (altivec_expand_ld_builtin): Add break.
7353 (altivec_expand_st_builtin): Likewise.
7355 2016-07-29 Georg-Johann Lay <avr@gjlay.de>
7357 * config/avr/avr.md (addqi3) [cc]: Revert glitch in insn attribute
7358 introduced in r238381.
7360 2016-07-29 Kugan Vivekanandarajah <kuganv@linaro.org>
7363 * tree-vrp.c (extract_range_from_binary_expr_1): In case of signed
7364 & sign-bit-CST, generate [-INF, 0] instead of [-INF, INF].
7366 2016-07-28 Michael Meissner <meissner@linux.vnet.ibm.com>
7368 * config/rs6000/rs6000-protos.h (rs6000_split_vec_extract_var):
7370 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
7371 Add support for vec_extract of vector double or vector long having
7372 a variable element number on 64-bit ISA 2.07 systems or newer.
7373 * config/rs6000/rs6000.c (rs6000_expand_vector_extract):
7375 (rs6000_split_vec_extract_var): New function to split a
7376 vec_extract built-in function with variable element number.
7377 (rtx_is_swappable_p): Variable vec_extracts and shifts are not
7379 * config/rs6000/vsx.md (UNSPEC_VSX_VSLO): New unspec.
7380 (UNSPEC_VSX_EXTRACT): Likewise.
7381 (vsx_extract_<mode>, VSX_D iterator): Fix constraints to allow
7382 direct move instructions to be generated on 64-bit ISA 2.07
7383 systems and newer, and to take advantage of the ISA 3.0 MFVSRLD
7385 (vsx_vslo_<mode>): New insn to do VSLO on V2DFmode and V2DImode
7386 arguments for vec_extract variable element.
7387 (vsx_extract_<mode>_var, VSX_D iterator): New insn to support
7388 vec_extract with variable element on V2DFmode and V2DImode
7390 * config/rs6000/rs6000.h (TARGET_VEXTRACTUB): Remove
7391 -mupper-regs-df requirement, since it isn't needed.
7392 (TARGET_DIRECT_MOVE_64BIT): New macro to say whether we can
7393 do direct moves on 64-bit systems, which allows optimization of
7394 vec_extract on 64-bit ISA 2.07 systems and newer.
7396 2016-07-28 Kristina Martsenko <kristina.martsenko@arm.com>
7397 2016-07-28 Wilco Dijkstra <wdijkstr@arm.com>
7399 * config/aarch64/aarch64.md
7400 (zero_extend<SHORT:mode><GPI:mode>2_aarch64): Change output
7402 (<optab>qihi2_aarch64): Likewise, and split into two.
7403 (extendqihi2_aarch64): New.
7404 (zero_extendqihi2_aarch64): New.
7405 * config/aarch64/iterators.md (ldrxt): Remove.
7406 * config/aarch64/aarch64.c (aarch64_rtx_costs): Change cost of
7409 2016-07-28 Kristina Martsenko <kristina.martsenko@arm.com>
7411 * config/aarch64/aarch64.c (aarch64_rtx_costs): Fix cost of zero extend.
7413 2016-07-28 Wilco Dijkstra <wdijkstr@arm.com>
7415 * config/aarch64/aarch64.c (aarch64_pushwb_pair_reg): Rename.
7416 (aarch64_push_reg): New function to push 1 or 2 registers.
7417 (aarch64_pop_reg): New function to pop 1 or 2 registers.
7418 (aarch64_expand_prologue): Use aarch64_push_regs.
7419 (aarch64_expand_epilogue): Use aarch64_pop_regs.
7421 2016-07-28 Yuri Rumyantsev <ysrumyan@gmail.com>
7423 PR tree-optimization/71734
7424 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Pass value of safelen
7425 attribute instead of REF_LOOP and use it.
7426 (ref_indep_loop_p_2): Use SAFELEN argument instead of REF_LOOP and
7427 set it for Loops having non-zero safelen attribute.
7428 (ref_indep_loop_p): Pass zero as initial value for safelen.
7430 2016-07-28 Ilya Enkovich <ilya.enkovich@intel.com>
7434 * tree-chkp.c (chkp_retbnd_call_by_val): Check for instrumentation
7435 call using chkp_gimple_call_builtin_p.
7436 (chkp_copy_bounds_for_assign): Likewise.
7438 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7440 * config/alpha/alpha.c (alpha_adjust_cost): Adjust.
7441 * config/arm/arm-protos.h (struct tune_params): Likewise.
7442 * config/arm/arm.c (xscale_sched_adjust_cost): Likewise.
7443 (cortex_a9_sched_adjust_cost): Likewise.
7444 (fa726te_sched_adjust_cost): Likewise.
7445 (arm_adjust_cost): Likewise.
7446 * config/bfin/bfin.c (bfin_adjust_cost): Likewise.
7447 * config/c6x/c6x.c (c6x_adjust_cost): Likewise.
7448 * config/epiphany/epiphany.c (epiphany_adjust_cost): Likewise.
7449 * config/i386/i386.c (ix86_adjust_cost): Likewise.
7450 * config/ia64/ia64.c: Likewise.
7451 * config/m68k/m68k.c: Likewise.
7452 * config/mep/mep.c (mep_adjust_cost): Likewise.
7453 * config/microblaze/microblaze.c (microblaze_adjust_cost):
7455 * config/mips/mips.c (mips_adjust_cost): Likewise.
7456 * config/mn10300/mn10300.c (mn10300_adjust_sched_cost):
7458 * config/pa/pa.c (pa_adjust_cost): Likewise.
7459 * config/rs6000/rs6000.c (rs6000_adjust_cost): Likewise.
7460 (rs6000_debug_adjust_cost): Likewise.
7461 * config/sh/sh.c (sh_adjust_cost): Likewise.
7462 * config/sparc/sparc.c (supersparc_adjust_cost): Likewise.
7463 (hypersparc_adjust_cost): Likewise.
7464 (sparc_adjust_cost): Likewise.
7465 * config/spu/spu.c (spu_sched_adjust_cost): Likewise.
7466 * config/tilegx/tilegx.c (tilegx_sched_adjust_cost): Likewise.
7467 * config/tilepro/tilepro.c (tilepro_sched_adjust_cost):
7469 * config/visium/visium.c (visium_adjust_cost): Likewise.
7470 * doc/tm.texi: Regenerate.
7471 * haifa-sched.c (dep_cost_1): Adjust.
7472 * target.def: Merge adjust_cost and adjust_cost_2.
7474 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7476 * haifa-sched.c (add_to_speculative_block): Make twins a vector.
7478 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7480 * store-motion.c (struct st_expr): Make pattern_regs a vector.
7481 (extract_mentioned_regs): Append to a vector instead of
7482 returning a rtx_expr_list.
7483 (st_expr_entry): Adjust.
7484 (free_st_expr_entry): Likewise.
7485 (store_ops_ok): Likewise.
7486 (store_killed_in_insn): Likewise.
7487 (find_moveable_store): Likewise.
7489 2016-07-28 Martin Liska <mliska@suse.cz>
7491 PR gcov-profile/68025
7492 * tree-profile.c (tree_profiling): Respect
7493 no_profile_instrument_function attribute.
7494 * doc/extend.texi: Document no_profile_instrument_function
7497 2016-07-28 Martin Liska <mliska@suse.cz>
7499 PR rtl-optimization/70944
7500 * combine.c (make_compound_operation):
7501 Do not allow make_compound_operation for vector mode
7503 2016-07-28 Kugan Vivekanandarajah <kuganv@linaro.org>
7506 * tree-ssa-reassoc.c (maybe_optimize_range_tests): Check tcc_comparison
7507 before calling get_ops.
7509 2016-07-27 Bernd Edlinger <bernd.edlinger@hotmail.de>
7511 * defaults.h (LOG2_BITS_PER_UNIT): Move from here...
7512 * tree.h (LOG2_BITS_PER_UNIT): ...to here.
7513 (BITS_PER_UNIT_LOG): Remove.
7514 (int_bit_position): Use LOG2_BITS_PER_UNIT instead of BITS_PER_UNIT_LOG.
7515 * expr.c (expand_assignment): Likewise.
7516 * stor-layout.c (initialize_sizetypes): Likewise.
7518 2016-07-27 Michael Meissner <meissner@linux.vnet.ibm.com>
7520 * config/rs6000/vector.md (vec_extract<mode>): Change the calling
7521 signature of rs6000_expand_vector_extract so that the element
7522 number is a RTX instead of a constant integer.
7523 * config/rs6000/rs6000-protos.h (rs6000_expand_vector_extract):
7525 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Likewise.
7526 (altivec_expand_vec_ext_builtin): Likewise.
7527 * config/rs6000/altivec.md (reduc_plus_scal_<mode>): Likewise.
7528 * config/rs6000/vsx.md (vsx_extract_<mode>): Fix spelling of the
7529 MFVSRLD instruction.
7531 2016-07-27 David Malcolm <dmalcolm@redhat.com>
7533 * input.c (get_pure_location): Move here from tree.c.
7534 (make_location): Likewise. Add header comment.
7535 (selftest::test_accessing_ordinary_linemaps): Verify
7536 pure_location_p, make_location, get_location_from_adhoc_loc and
7538 * input.h (get_pure_location): Move declaration here from tree.h.
7539 (get_finish): Likewise for inline function.
7540 (make_location): Likewise for declaration.
7541 * tree.c (get_pure_location): Move to input.c.
7542 (make_location): Likewise.
7543 * tree.h (get_pure_location): Move declaration to tree.h.
7544 (get_finish): Likewise for inline function.
7545 (make_location): Likewise for declaration.
7547 2016-07-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
7550 * match.pd (x / abs(x) -> copysign(1.0, x)): New pattern.
7552 2016-07-27 David Malcolm <dmalcolm@redhat.com>
7554 * system.h (STATIC_ASSERT): Use static_assert if building
7557 2016-07-27 Richard Biener <rguenther@suse.de>
7559 PR tree-optimization/72517
7560 * tree-vect-data-refs.c (vect_analyze_data_ref_dependences):
7561 Revert change to not compute read-read dependences.
7563 2016-07-27 Richard Biener <rguenther@suse.de>
7565 * predict.c (set_even_probabilities): Make nedges unsigned.
7567 2016-07-27 Martin Liska <mliska@suse.cz>
7569 * predict.c (set_even_probabilities): Handle unlikely edges.
7570 (combine_predictions_for_bb): Likewise.
7572 2016-07-26 Michael Meissner <meissner@linux.vnet.ibm.com>
7575 * config/rs6000/rs6000.c (rs6000_generate_compare): Rework
7576 __float128 support when we don't have hardware support, so that
7577 the IEEE built-in functions like isgreater, first call __unordkf3
7578 to make sure neither operand is a NaN, and if both operands are
7579 ordered, do the normal comparison.
7581 2016-07-26 Patrick Palka <ppalka@gcc.gnu.org>
7583 * tree-vrp.c (dump_asserts_for): Print loc->expr instead of
7585 (extract_code_and_val_from_cond_with_ops): Verify that name is
7586 either cond_op0 or cond_op1.
7588 2016-07-26 Patrick Palka <ppalka@gcc.gnu.org>
7590 PR tree-optimization/18046
7591 * genmodes.c (emit_mode_size_inline): Emit an assert that
7592 verifies that mode is a valid array index.
7593 (emit_mode_nuinits_inline): Likewise.
7594 (emit_mode_inner_inline): Likewise.
7595 (emit_mode_unit_size_inline): Likewise.
7596 (emit_mode_unit_precision_inline): Likewise.
7597 * tree-vrp.c: Include params.h.
7598 (find_switch_asserts): Register edge assertions for the default
7599 label which correspond to the anti-ranges of each case label.
7600 * params.def (PARAM_MAX_VRP_SWITCH_ASSERTIONS): New.
7601 * doc/invoke.texi: Document it.
7603 2016-07-26 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7605 * gimple-ssa-strength-reduction.c (slsr_process_phi): Remove dead
7606 and unnecessary call to gimple_bb.
7608 2016-07-26 Richard Biener <rguenther@suse.de>
7610 PR rtl-optimization/71984
7611 * simplify-rtx.c (simplify_subreg): Use GET_MODE_SIZE and prepare
7614 2016-07-26 Richard Biener <rguenther@suse.de>
7617 * expmed.c (extract_bit_field_1): Constrain the vector mode
7618 with element size matching the extraction mode size when
7619 choosing a better vector mode to do the extraction from.
7621 2016-07-26 Richard Biener <rguenther@suse.de>
7622 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
7625 * match.pd ((intptr)x eq/ne CST to x eq/ne (typeof x) CST): New
7628 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7630 * tree-ssa-structalias.c (struct scc_info): Change types of
7631 members to auto_sbitmap and auto_vec.
7632 (scc_info::scc_info): New constructor.
7633 (scc_info::~scc_info): New destructor.
7634 (init_scc_info): Remove.
7635 (free_scc_info): Remove.
7636 (find_indirect_cycles): Adjust.
7637 (perform_var_substitution): Likewise.
7638 (free_var_substitution_info): Likewise.
7640 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7642 * tree-outof-ssa.c (struct elim_graph): Change type of members
7643 to auto_vec and auto_sbitmap.
7644 (elim_graph::elim_graph): New constructor.
7645 (delete_elim_graph): Remove.
7646 (expand_phi_nodes): Adjust.
7648 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7650 * tree-outof-ssa.c (struct elim_graph): Remove typedef.
7651 (new_elim_graph): Adjust.
7652 (clear_elim_graph): Likewise.
7653 (delete_elim_graph): Likewise.
7654 (elim_graph_size): Likewise.
7655 (elim_graph_add_node): Likewise.
7656 (elim_graph_add_edge): Likewise.
7657 (elim_graph_remove_succ_edge): Likewise.
7658 (eliminate_name): Likewise.
7659 (eliminate_build): Likewise.
7660 (elim_forward): Likewise.
7661 (elim_unvisited_predecessor): Likewise.
7662 (elim_backward): Likewise.
7663 (elim_create): Likewise.
7664 (eliminate_phi): Likewise.
7665 (expand_phi_nodes): Likewise.
7667 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7669 * bt-load.c (compute_out): Use auto_sbitmap class.
7670 (link_btr_uses): Likewise.
7671 * cfganal.c (mark_dfs_back_edges): Likewise.
7672 (post_order_compute): Likewise.
7673 (inverted_post_order_compute): Likewise.
7674 (pre_and_rev_post_order_compute_fn): Likewise.
7675 (single_pred_before_succ_order): Likewise.
7676 * cfgexpand.c (pass_expand::execute): Likewise.
7677 * cfgloop.c (verify_loop_structure): Likewise.
7678 * cfgloopmanip.c (fix_bb_placements): Likewise.
7679 (remove_path): Likewise.
7680 (update_dominators_in_loop): Likewise.
7681 * cfgrtl.c (break_superblocks): Likewise.
7682 * ddg.c (check_sccs): Likewise.
7683 (create_ddg_all_sccs): Likewise.
7684 * df-core.c (df_worklist_dataflow): Likewise.
7685 * dse.c (dse_step3): Likewise.
7686 * except.c (eh_region_outermost): Likewise.
7687 * function.c (thread_prologue_and_epilogue_insns): Likewise.
7688 * gcse.c (prune_expressions): Likewise.
7689 (prune_insertions_deletions): Likewise.
7690 * gimple-ssa-backprop.c (backprop::~backprop): Likewise.
7691 * graph.c (draw_cfg_nodes_no_loops): Likewise.
7692 * ira-lives.c (remove_some_program_points_and_update_live_ranges): Likewise.
7693 * lcm.c (compute_earliest): Likewise.
7694 (compute_farthest): Likewise.
7695 * loop-unroll.c (unroll_loop_constant_iterations): Likewise.
7696 (unroll_loop_runtime_iterations): Likewise.
7697 (unroll_loop_stupid): Likewise.
7698 * lower-subreg.c (decompose_multiword_subregs): Likewise.
7699 * lra-lives.c: Likewise.
7700 * lra.c (lra): Likewise.
7701 * modulo-sched.c (schedule_reg_moves): Likewise.
7702 (optimize_sc): Likewise.
7703 (get_sched_window): Likewise.
7704 (sms_schedule_by_order): Likewise.
7705 (check_nodes_order): Likewise.
7706 (order_nodes_of_sccs): Likewise.
7707 (order_nodes_in_scc): Likewise.
7708 * recog.c (split_all_insns): Likewise.
7709 * regcprop.c (pass_cprop_hardreg::execute): Likewise.
7710 * reload1.c (reload): Likewise.
7711 * sched-rgn.c (haifa_find_rgns): Likewise.
7712 (split_edges): Likewise.
7713 (compute_trg_info): Likewise.
7714 * sel-sched.c (init_seqno): Likewise.
7715 * store-motion.c (remove_reachable_equiv_notes): Likewise.
7716 * tree-into-ssa.c (update_ssa): Likewise.
7717 * tree-ssa-live.c (live_worklist): Likewise.
7718 * tree-ssa-loop-im.c (fill_always_executed_in): Likewise.
7719 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
7721 (try_peel_loop): Likewise.
7722 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
7724 * tree-ssa-pre.c (compute_antic): Likewise.
7725 * tree-ssa-reassoc.c (undistribute_ops_list): Likewise.
7726 * tree-stdarg.c (reachable_at_most_once): Likewise.
7727 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Likewise.
7728 * var-tracking.c (vt_find_locations): Likewise.
7730 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7732 * sbitmap.h (auto_sbitmap): New class.
7734 2016-07-26 Alan Modra <amodra@gmail.com>
7737 * config/rs6000/rs6000.c (rs6000_secondary_reload): Initialize
7740 2016-07-25 David Malcolm <dmalcolm@redhat.com>
7742 * input.c (selftest::temp_source_file::temp_source_file): Fix
7743 missing "%s" in fprintf.
7745 2016-07-25 John David Anglin <danglin@gcc.gnu.org>
7748 * cselib.c (cselib_process_insn): Invalidate argument slots for
7751 2016-07-25 Jiong Wang <jiong.wang@arm.com>
7753 * config/aarch64/arm_neon.h (vfmah_lane_f16, vfmah_laneq_f16,
7754 vfmsh_lane_f16, vfmsh_laneq_f16, vmulh_lane_f16, vmulh_laneq_f16,
7755 vmulxh_lane_f16, vmulxh_laneq_f16): New.
7757 2016-07-25 Jiong Wang <jiong.wang@arm.com>
7759 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
7760 * config/aarch64/aarch64.md (fma, fnma): Support HF.
7761 * config/aarch64/arm_fp16.h (vfmah_f16, vfmsh_f16): New.
7763 2016-07-25 Jiong Wang <jiong.wang@arm.com>
7765 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
7766 * config/aarch64/aarch64.md (<FCVT_F2FIXED:fcvt_fixed_insn>hf<mode>3):
7768 (<FCVT_FIXED2F:fcvt_fixed_insn><mode>hf3): Likewise.
7769 (add<mode>3): Likewise.
7770 (sub<mode>3): Likewise.
7771 (mul<mode>3): Likewise.
7772 (div<mode>3): Likewise.
7773 (*div<mode>3): Likewise.
7774 (<fmaxmin><mode>3): Extend to HF.
7775 * config/aarch64/aarch64-simd.md (aarch64_rsqrts<mode>): Likewise.
7776 (fabd<mode>3): Likewise.
7777 (<FCVT_F2FIXED:fcvt_fixed_insn><VHSDF_HSDF:mode>3): Likewise.
7778 (<FCVT_FIXED2F:fcvt_fixed_insn><VHSDI_HSDI:mode>3): Likewise.
7779 (aarch64_fmulx<mode>): Likewise.
7780 (aarch64_fac<optab><mode>): Likewise.
7781 (aarch64_frecps<mode>): Likewise.
7782 (<FCVT_F2FIXED:fcvt_fixed_insn>hfhi3): New.
7783 (<FCVT_FIXED2F:fcvt_fixed_insn>hihf3): Likewise.
7784 * config/aarch64/iterators.md (VHSDF_SDF): Delete.
7785 (VSDQ_HSDI): Support HI.
7786 (fcvt_target, FCVT_TARGET): Likewise.
7787 * config/aarch64/arm_fp16.h (vaddh_f16, vsubh_f16, vabdh_f16,
7788 vcageh_f16, vcagth_f16, vcaleh_f16, vcalth_f16, vceqh_f16, vcgeh_f16,
7789 vcgth_f16, vcleh_f16, vclth_f16, vcvth_n_f16_s16, vcvth_n_f16_s32,
7790 vcvth_n_f16_s64, vcvth_n_f16_u16, vcvth_n_f16_u32, vcvth_n_f16_u64,
7791 vcvth_n_s16_f16, vcvth_n_s32_f16, vcvth_n_s64_f16, vcvth_n_u16_f16,
7792 vcvth_n_u32_f16, vcvth_n_u64_f16, vdivh_f16, vmaxh_f16, vmaxnmh_f16,
7793 vminh_f16, vminnmh_f16, vmulh_f16, vmulxh_f16, vrecpsh_f16,
7796 2016-07-25 Jiong Wang <jiong.wang@arm.com>
7798 * config.gcc (aarch64*-*-*): Install arm_fp16.h.
7799 * config/aarch64/aarch64-builtins.c (hi_UP): New.
7800 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
7801 * config/aarch64/aarch64-simd.md (aarch64_frsqrte<mode>): Extend to HF
7803 (aarch64_frecp<FRECP:frecp_suffix><mode>): Likewise.
7804 (aarch64_cm<optab><mode>): Likewise.
7805 * config/aarch64/aarch64.md (<frint_pattern><mode>2): Likewise.
7806 (l<fcvt_pattern><su_optab><GPF:mode><GPI:mode>2): Likewise.
7807 (fix_trunc<GPF:mode><GPI:mode>2): Likewise.
7808 (sqrt<mode>2): Likewise.
7809 (*sqrt<mode>2): Likewise.
7810 (abs<mode>2): Likewise.
7811 (<optab><mode>hf2): New pattern for HF mode.
7812 (<optab>hihf2): Likewise.
7813 * config/aarch64/arm_neon.h: Include arm_fp16.h.
7814 * config/aarch64/iterators.md (GPF_F16, GPI_F16, VHSDF_HSDF): New.
7815 (w1, w2, v, s, q, Vmtype, V_cmp_result, fcvt_iesize, FCVT_IESIZE):
7817 * config/aarch64/arm_fp16.h: New file.
7818 (vabsh_f16, vceqzh_f16, vcgezh_f16, vcgtzh_f16, vclezh_f16, vcltzh_f16,
7819 vcvth_f16_s16, vcvth_f16_s32, vcvth_f16_s64, vcvth_f16_u16,
7820 vcvth_f16_u32, vcvth_f16_u64, vcvth_s16_f16, vcvth_s32_f16,
7821 vcvth_s64_f16, vcvth_u16_f16, vcvth_u32_f16, vcvth_u64_f16,
7822 vcvtah_s16_f16, vcvtah_s32_f16, vcvtah_s64_f16, vcvtah_u16_f16,
7823 vcvtah_u32_f16, vcvtah_u64_f16, vcvtmh_s16_f16, vcvtmh_s32_f16,
7824 vcvtmh_s64_f16, vcvtmh_u16_f16, vcvtmh_u32_f16, vcvtmh_u64_f16,
7825 vcvtnh_s16_f16, vcvtnh_s32_f16, vcvtnh_s64_f16, vcvtnh_u16_f16,
7826 vcvtnh_u32_f16, vcvtnh_u64_f16, vcvtph_s16_f16, vcvtph_s32_f16,
7827 vcvtph_s64_f16, vcvtph_u16_f16, vcvtph_u32_f16, vcvtph_u64_f16,
7828 vnegh_f16, vrecpeh_f16, vrecpxh_f16, vrndh_f16, vrndah_f16, vrndih_f16,
7829 vrndmh_f16, vrndnh_f16, vrndph_f16, vrndxh_f16, vrsqrteh_f16,
7832 2016-07-25 Jiong Wang <jiong.wang@arm.com>
7834 * config/aarch64/aarch64-simd-builtins.def (reduc_smax_scal_,
7835 reduc_smin_scal_): Use VDQIF_F16.
7836 (reduc_smax_nan_scal_, reduc_smin_nan_scal_): Use VHSDF.
7837 * config/aarch64/aarch64-simd.md (reduc_<maxmin_uns>_scal_<mode>):
7839 (aarch64_reduc_<maxmin_uns>_internal<mode>): Likewise.
7840 * config/aarch64/iterators.md (VDQIF_F16): New.
7841 (vp): Support HF modes.
7842 * config/aarch64/arm_neon.h (vmaxv_f16, vmaxvq_f16, vminv_f16,
7843 vminvq_f16, vmaxnmv_f16, vmaxnmvq_f16, vminnmv_f16, vminnmvq_f16): New.
7845 2016-07-25 Jiong Wang <jiong.wang@arm.com>
7847 * config/aarch64/aarch64-simd.md (*aarch64_mulx_elt_to_64v2df): Rename to
7848 "*aarch64_mulx_elt_from_dup<mode>".
7849 (*aarch64_mul3_elt<mode>): Update schedule type.
7850 (*aarch64_mul3_elt_from_dup<mode>): Likewise.
7851 (*aarch64_fma4_elt_from_dup<mode>): Likewise.
7852 (*aarch64_fnma4_elt_from_dup<mode>): Likewise.
7853 * config/aarch64/iterators.md (VMUL): Supprt half precision float modes.
7854 (f, fp): Support HF modes.
7855 * config/aarch64/arm_neon.h (vfma_lane_f16, vfmaq_lane_f16,
7856 vfma_laneq_f16, vfmaq_laneq_f16, vfma_n_f16, vfmaq_n_f16, vfms_lane_f16,
7857 vfmsq_lane_f16, vfms_laneq_f16, vfmsq_laneq_f16, vfms_n_f16,
7858 vfmsq_n_f16, vmul_lane_f16, vmulq_lane_f16, vmul_laneq_f16,
7859 vmulq_laneq_f16, vmul_n_f16, vmulq_n_f16, vmulx_lane_f16,
7860 vmulxq_lane_f16, vmulx_laneq_f16, vmulxq_laneq_f16): New.
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 (fma<mode>4, fnma<mode>4): Extend to HF
7867 * config/aarch64/arm_neon.h (vfma_f16, vfmaq_f16, vfms_f16,
7870 2016-07-25 Jiong Wang <jiong.wang@arm.com>
7872 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
7873 * config/aarch64/aarch64-simd.md
7874 (aarch64_rsqrts<mode>): Extend to HF modes.
7875 (fabd<mode>3): Likewise.
7876 (<FCVT_F2FIXED:fcvt_fixed_insn><VHSDF_SDF:mode>3): Likewise.
7877 (<FCVT_FIXED2F:fcvt_fixed_insn><VHSDI_SDI:mode>3): Likewise.
7878 (aarch64_<maxmin_uns>p<mode>): Likewise.
7879 (<su><maxmin><mode>3): Likewise.
7880 (<maxmin_uns><mode>3): Likewise.
7881 (<fmaxmin><mode>3): Likewise.
7882 (aarch64_faddp<mode>): Likewise.
7883 (aarch64_fmulx<mode>): Likewise.
7884 (aarch64_frecps<mode>): Likewise.
7885 (*aarch64_fac<optab><mode>): Rename to aarch64_fac<optab><mode>.
7886 (add<mode>3): Extend to HF modes.
7887 (sub<mode>3): Likewise.
7888 (mul<mode>3): Likewise.
7889 (div<mode>3): Likewise.
7890 (*div<mode>3): Likewise.
7891 * config/aarch64/aarch64.c (aarch64_emit_approx_div): Return false for
7893 * config/aarch64/iterators.md (VDQ_HSDI, VSDQ_HSDI): New mode iterator.
7894 * config/aarch64/arm_neon.h (vadd_f16, vaddq_f16, vabd_f16, vabdq_f16,
7895 vcage_f16, vcageq_f16, vcagt_f16, vcagtq_f16, vcale_f16, vcaleq_f16,
7896 vcalt_f16, vcaltq_f16, vceq_f16, vceqq_f16, vcge_f16, vcgeq_f16,
7897 vcgt_f16, vcgtq_f16, vcle_f16, vcleq_f16, vclt_f16, vcltq_f16,
7898 vcvt_n_f16_s16, vcvtq_n_f16_s16, vcvt_n_f16_u16, vcvtq_n_f16_u16,
7899 vcvt_n_s16_f16, vcvtq_n_s16_f16, vcvt_n_u16_f16, vcvtq_n_u16_f16,
7900 vdiv_f16, vdivq_f16, vdup_lane_f16, vdup_laneq_f16, vdupq_lane_f16,
7901 vdupq_laneq_f16, vdups_lane_f16, vdups_laneq_f16, vmax_f16, vmaxq_f16,
7902 vmaxnm_f16, vmaxnmq_f16, vmin_f16, vminq_f16, vminnm_f16, vminnmq_f16,
7903 vmul_f16, vmulq_f16, vmulx_f16, vmulxq_f16, vpadd_f16, vpaddq_f16,
7904 vpmax_f16, vpmaxq_f16, vpmaxnm_f16, vpmaxnmq_f16, vpmin_f16, vpminq_f16,
7905 vpminnm_f16, vpminnmq_f16, vrecps_f16, vrecpsq_f16, vrsqrts_f16,
7906 vrsqrtsq_f16, vsub_f16, vsubq_f16): New.
7908 2016-07-25 Jiong Wang <jiong.wang@arm.com>
7910 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New.
7911 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
7912 * config/aarch64/aarch64-simd.md (aarch64_rsqrte<mode>): Extend to HF modes.
7913 (neg<mode>2): Likewise.
7914 (abs<mode>2): Likewise.
7915 (<frint_pattern><mode>2): Likewise.
7916 (l<fcvt_pattern><su_optab><VDQF:mode><fcvt_target>2): Likewise.
7917 (<optab><VDQF:mode><fcvt_target>2): Likewise.
7918 (<fix_trunc_optab><VDQF:mode><fcvt_target>2): Likewise.
7919 (ftrunc<VDQF:mode>2): Likewise.
7920 (<optab><fcvt_target><VDQF:mode>2): Likewise.
7921 (sqrt<mode>2): Likewise.
7922 (*sqrt<mode>2): Likewise.
7923 (aarch64_frecpe<mode>): Likewise.
7924 (aarch64_cm<optab><mode>): Likewise.
7925 * config/aarch64/aarch64.c (aarch64_emit_approx_sqrt): Return false for
7927 * config/aarch64/iterators.md (VHSDF, VHSDF_DF, VHSDF_SDF): New.
7928 (VDQF_COND, fcvt_target, FCVT_TARGET, hcon): Extend mode attribute to HF modes.
7930 * config/aarch64/arm_neon.h (vdup_n_f16): New.
7931 (vdupq_n_f16): Likewise.
7932 (vld1_dup_f16): Use vdup_n_f16.
7933 (vld1q_dup_f16): Use vdupq_n_f16.
7934 (vabs_f16, vabsq_f16, vceqz_f16, vceqzq_f16, vcgez_f16, vcgezq_f16,
7935 vcgtz_f16, vcgtzq_f16, vclez_f16, vclezq_f16, vcltz_f16, vcltzq_f16,
7936 vcvt_f16_s16, vcvtq_f16_s16, vcvt_f16_u16, vcvtq_f16_u16, vcvt_s16_f16,
7937 vcvtq_s16_f16, vcvt_u16_f16, vcvtq_u16_f16, vcvta_s16_f16,
7938 vcvtaq_s16_f16, vcvta_u16_f16, vcvtaq_u16_f16, vcvtm_s16_f16,
7939 vcvtmq_s16_f16, vcvtm_u16_f16, vcvtmq_u16_f16, vcvtn_s16_f16,
7940 vcvtnq_s16_f16, vcvtn_u16_f16, vcvtnq_u16_f16, vcvtp_s16_f16,
7941 vcvtpq_s16_f16, vcvtp_u16_f16, vcvtpq_u16_f16, vneg_f16, vnegq_f16,
7942 vrecpe_f16, vrecpeq_f16, vrnd_f16, vrndq_f16, vrnda_f16, vrndaq_f16,
7943 vrndi_f16, vrndiq_f16, vrndm_f16, vrndmq_f16, vrndn_f16, vrndnq_f16,
7944 vrndp_f16, vrndpq_f16, vrndx_f16, vrndxq_f16, vrsqrte_f16, vrsqrteq_f16,
7945 vsqrt_f16, vsqrtq_f16): New.
7947 2016-07-25 Jiong Wang <jiong.wang@arm.com>
7949 * config/aarch64/aarch64-simd.md
7950 (aarch64_<PERMUTE:perm_insn><PERMUTE:perm_hilo><mode>): Use VALL_F16.
7951 (aarch64_ext<mode>): Likewise.
7952 (aarch64_rev<REVERSE:rev_op><mode>): Likewise.
7953 * config/aarch64/aarch64.c (aarch64_evpc_trn, aarch64_evpc_uzp,
7954 aarch64_evpc_zip, aarch64_evpc_ext, aarch64_evpc_rev): Support V4HFmode
7956 * config/aarch64/arm_neon.h (__INTERLEAVE_LIST): Support float16x4_t,
7958 (__aarch64_vdup_lane_f16, __aarch64_vdup_laneq_f16,
7959 __aarch64_vdupq_lane_f16, __aarch64_vdupq_laneq_f16, vbsl_f16,
7960 vbslq_f16, vdup_n_f16, vdupq_n_f16, vdup_lane_f16, vdup_laneq_f16,
7961 vdupq_lane_f16, vdupq_laneq_f16, vduph_lane_f16, vduph_laneq_f16,
7962 vext_f16, vextq_f16, vmov_n_f16, vmovq_n_f16, vrev64_f16, vrev64q_f16,
7963 vtrn1_f16, vtrn1q_f16, vtrn2_f16, vtrn2q_f16, vtrn_f16, vtrnq_f16,
7964 vuzp1_f16, vuzp1q_f16, vuzp2_f16, vuzp2q_f16, vzip1_f16, vzip2q_f16):
7966 (vmov_n_f16): Reimplement using vdup_n_f16.
7967 (vmovq_n_f16): Reimplement using vdupq_n_f16..
7969 2016-07-25 Jiong Wang <jiong.wang@arm.com>
7971 * config/aarch64/aarch64.c (aarch64_add_constant): New parameter
7972 "frame_related_p". Generate CFA annotation when it's necessary.
7973 (aarch64_expand_prologue): Use aarch64_add_constant.
7974 (aarch64_expand_epilogue): Likewise.
7975 (aarch64_output_mi_thunk): Pass "false" when calling
7976 aarch64_add_constant.
7978 2016-07-25 Jiong Wang <jiong.wang@arm.com>
7980 * config/aarch64/aarch64.c (aarch64_add_constant): Optimize instruction
7983 2016-07-25 Jiong Wang <jiong.wang@arm.com>
7985 * config/aarch64/aarch64.c (aarch64_add_constant): New parameter "mode".
7986 Use aarch64_internal_mov_immediate instead of aarch64_build_constant.
7987 (aarch64_output_mi_thunk): Pass Pmode when calling aarch64_add_constant.
7988 (aarch64_build_constant): Delete.
7990 2016-07-25 Alexander Monakov <amonakov@ispras.ru>
7993 2016-07-20 Alexander Monakov <amonakov@ispras.ru>
7995 * config/nvptx/nvptx.c (nvptx_option_override): Do not set
7996 flag_toplevel_reorder.
7998 2016-07-25 Richard Biener <rguenther@suse.de>
8000 * cgraph.c (cgraph_node::verify_node): Compare against builtin
8001 by using DECL_BUILT_IN_CLASS and DECL_FUNCTION_CODE.
8002 * tree-chkp.c (chkp_gimple_call_builtin_p): Likewise.
8003 * tree-streamer.h (streamer_handle_as_builtin_p): Remove.
8004 (streamer_get_builtin_tree): Likewise.
8005 (streamer_write_builtin): Likewise.
8006 * lto-streamer.h (LTO_builtin_decl): Remove.
8007 * lto-streamer-in.c (lto_read_tree_1): Remove assert.
8008 (lto_input_scc): Remove LTO_builtin_decl handling.
8009 (lto_input_tree_1): Liekwise.
8010 * lto-streamer-out.c (lto_output_tree_1): Remove special
8011 handling of builtins.
8012 (DFS::DFS): Likewise.
8013 * tree-streamer-in.c (streamer_get_builtin_tree): Remove.
8014 * tree-streamer-out.c (pack_ts_function_decl_value_fields): Remove
8016 (streamer_write_builtin): Remove.
8018 2016-07-25 Martin Liska <mliska@suse.cz>
8020 * lto-cgraph.c (input_symtab): Don't call get_working_sets
8021 if flag_auto_profile is set to true.
8023 2016-07-25 Martin Liska <mliska@suse.cz>
8025 PR gcov-profile/71868
8026 * cfgloopanal.c (expected_loop_iterations_unbounded): When we
8027 have a function with multiple latches, count them all.
8029 2016-07-25 Martin Liska <mliska@suse.cz>
8031 * tree-ssa-loop-niter.c (loop_only_exit_p): Release body array.
8033 2016-07-25 Martin Liska <mliska@suse.cz>
8035 PR tree-optimization/71987
8036 * tree-ssa-reassoc.c (maybe_optimize_range_tests): Call get_ops
8037 just for SSA_NAMEs. Fix GNU coding style.
8039 2016-07-25 Martin Liska <mliska@suse.cz>
8041 PR gcov-profile/64874
8042 * gcov-io.h: Update command about file format.
8043 * gcov-iov.c (main): Adapt the numbering scheme.
8045 2016-07-24 Kugan Vivekanandarajah <kuganv@linaro.org>
8048 * tree-ssa-reassoc.c (optimize_vec_cond_expr): Handle tcc_compare stmt
8049 whose result is used in PHI.
8050 (final_range_test_p): Likewise.
8051 (maybe_optimize_range_tests): Likewise.
8053 2016-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
8055 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
8056 Reformat two multi-line strings.
8058 2016-07-22 Martin Sebor <msebor@redhat.com>
8060 * doc/extend.texi (Compound Literals): Add '@' missed in last commit.
8062 2016-07-22 Martin Sebor <msebor@redhat.com>
8065 * doc/extend.texi (Compound Literals): Correct and clarify.
8066 (Cast to Union): Same.
8068 2016-07-22 Kelvin Nilsen <kelvin@gcc.gnu.org>
8070 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
8071 comments to explain why certain error messages make mention of
8072 undocumented options.
8073 (rs6000_invalid_builtin): Change error messages to replace mention
8074 of undocumented options with mention of the -mcpu=power9 option
8075 that enables those undocumented options.
8076 * config/rs6000/rs6000.h (MASK_FLOAT128): New macro.
8077 (RS6000_BTM_FLOAT128): Use the new MASK_FLOAT128 macro in the
8078 definition of this macro to correct an existing error.
8079 * config/rs6000/rs6000.opt: Add the Undocumented qualifier to the
8080 mpower9-fusion, mpower9-vector, mpower9-dform, and mmodulo entries.
8081 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Modify
8082 descriptions of built-in functions so that they depend on
8083 -mcpu=power9 instead of on the corresponding undocumented flags.
8084 * doc/invoke.texi (Option Summary): Remove all mention of newly
8086 (IBM RS/6000 and PowerPC Options): Likewise.
8087 * doc/md.texi (Constraints for Particuliar Machines): Remove all
8088 mention of newly undocumented flags.
8090 2016-07-22 Evgeny Stupachenko <evstupac@gmail.com>
8092 * ipa-cp.c (determine_versionability): Do not create constprop clones,
8093 when target_clones attribute is set.
8095 2016-07-22 Bin Cheng <bin.cheng@arm.com>
8097 * common.opt (funsafe-loop-optimizations): Mark ignore.
8098 * doc/invoke.texi (funsafe-loop-optimizations): Remove.
8099 * loop-iv.c (get_simple_loop_desc): Remove unsafe-loop-optimizations
8101 * tree-ssa-loop-niter.c (finite_loop_p): Ditto.
8102 * config/bfin/bfin.c (bfin_can_use_doloop_p): Ditto.
8104 2016-07-22 Bin Cheng <bin.cheng@arm.com>
8106 * tree-ssa-loop-niter.h (number_of_iterations_exit_assumptions): New
8108 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions): New
8110 (number_of_iterations_exit): Warn missed loop optimization for
8111 possible infinite loops.
8113 2016-07-22 Segher Boessenkool <segher@kernel.crashing.org>
8116 * config/rs6000/rs6000.c (rs6000_file_start): Fix condition for
8117 when to emit a ".machine" pseudo-op.
8119 2016-07-22 Martin Liska <mliska@suse.cz>
8121 PR gcov-profile/69028
8122 PR gcov-profile/62047
8123 * coverage.c (coverage_compute_lineno_checksum): Do not
8124 calculate checksum for fns w/o xloc.file.
8125 (coverage_compute_profile_id): Likewise.
8127 2016-07-22 Georg-Johann Lay <avr@gjlay.de>
8129 * config/avr/avr.c (TARGET_SECONDARY_RELOAD): Remove hook define...
8130 (avr_secondary_reload): ...and implementation.
8131 (avr_adjust_insn_length) [ADJUST_LEN_LPM]: Remove handling.
8132 * config/avr/avr.md (reload_in<mode>): Remove insns.
8133 (adjust_len) [lpm]: Remove insn attribute value.
8134 * config/avr/predicates.md (flash_operand): Remove insn predicate.
8136 2016-07-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
8139 * builtin-attrs.def (ATTR_RT_NOTHROW_LEAF_LIST): New return twice
8141 * builtins.def (BUILT_IN_SETJMP): Use ATTR_RT_NOTHROW_LEAF_LIST here.
8142 * calls.c (special_function_p): Remove the special handling of the
8143 "__builtin_" prefix.
8145 2016-07-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
8148 * calls.c (gimple_maybe_alloca_call_p): New function. Return true
8149 if STMT may be an alloca call.
8150 (gimple_alloca_call_p, alloca_call_p): Return only true for the
8151 builtin alloca call.
8152 * calls.h (gimple_maybe_alloca_call_p): New function.
8153 * tree-inline.c (inline_forbidden_p_stmt): Use
8154 gimple_maybe_alloca_call_p here.
8156 2016-07-21 David Malcolm <dmalcolm@redhat.com>
8158 * spellcheck-tree.c (best_macro_match::best_macro_match):
8159 Explictly specify the template arguments when invoking the base
8160 class constructor, to help older C++ compilers.
8162 2016-07-21 Jakub Jelinek <jakub@redhat.com>
8165 * asan.c (asan_dynamic_init_call): Call asan_init_shadow_ptr_types
8166 before builtin_decl_implicit.
8168 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
8170 * optabs.c (emit_condiitonal_move): Short circuit for identical
8173 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
8175 * ifcvt.c (noce_if_info): New fields: speed_p, original_cost,
8176 max_seq_cost. Removed fields: then_cost, else_cost, branch_cost.
8177 (noce_conversion_profitable_p): New.
8178 (noce_try_store_flag_constants): Use it.
8179 (noce_try_addcc): Likewise.
8180 (noce_try_store_flag_mask): Likewise.
8181 (noce_try_cmove): Likewise.
8182 (noce_try_cmove_arith): Likewise.
8183 (bb_valid_for_noce_process_p): Add to the cost parameter rather than
8185 (noce_convert_multiple_sets): Move cost model to here, from...
8186 (bb_ok_for_noce_convert_multiple_sets) ...here.
8187 (noce_process_if_block): Update calls for above changes.
8188 (noce_find_if_block): Record new noce_if_info parameters.
8190 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
8192 * target.def (max_noce_ifcvt_seq_cost): New.
8193 * doc/tm.texi.in (TARGET_MAX_NOCE_IFCVT_SEQ_COST): Document it.
8194 * doc/tm.texi: Regenerate.
8195 * targhooks.h (default_max_noce_ifcvt_seq_cost): New.
8196 * targhooks.c (default_max_noce_ifcvt_seq_cost): New.
8197 * params.def (PARAM_MAX_RTL_IF_CONVERSION_PREDICTABLE_COST): New.
8198 (PARAM_MAX_RTL_IF_CONVERSION_UNPREDICTABLE_COST): Likewise.
8199 * doc/invoke.texi: Document new params.
8201 2016-07-21 Richard Biener <rguenther@suse.de>
8203 PR tree-optimization/71947
8204 * tree-vrp.c (extract_range_from_assert): Singleton symbolic
8205 ranges have useful limit_vr information.
8207 2016-07-21 Richard Biener <rguenther@suse.de>
8209 * function-tests.c (build_trivial_generic_function): Set
8210 BLOCK_SUPERCONTEXT of DECL_INITIAL.
8211 * omp-low.c (create_omp_child_function): Likewise.
8212 (grid_expand_target_grid_body): Likewise.
8213 * cgraphunit.c (init_lowered_empty_function): Likewise.
8214 (cgraph_node::expand_thunk): Likewise.
8215 * tree-parloops.c (create_loop_fn): Likewise.
8216 * ipa.c (cgraph_build_static_cdtor_1): Likewise.
8218 2016-07-21 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
8220 * tree-ssa-strlen.c (strlen_dom_walker::before_dom_children): Fix typo
8223 2016-07-21 Georg-Johann Lay <avr@gjlay.de>
8225 * config/avr/avr.md (any_extract, any_shiftrt): New code iterators.
8226 (*insv.extract, *insv.shiftrt, *insv.not-bit.0, *insv.not-bit.7)
8227 (*insv.xor-extract, *insv.xor1-bit.0): New insns.
8228 (adjust_len) [insv_notbit, insv_notbit_0, insv_notbit_7]: New
8229 values for insn attribute.
8230 * config/avr/avr.c (avr_out_insert_notbit): New function.
8231 (avr_adjust_insn_length): Handle ADJUST_LEN_INSV_NOTBIT,
8232 ADJUST_LEN_INSV_NOTBIT_0/_7.
8233 * config/avr/avr-protos.h (avr_out_insert_notbit): New proto.
8235 2016-07-21 Bin Cheng <bin.cheng@arm.com>
8237 * tree-chrec.c (convert_affine_scev): New parameter. Pass new arg.
8238 (chrec_convert_1, chrec_convert): Ditto.
8239 * tree-chrec.h (chrec_convert, convert_affine_scev): New parameter.
8240 * tree-scalar-evolution.c (interpret_rhs_expr): Pass new arg.
8241 * tree-vrp.c (adjust_range_with_scev): Ditto.
8242 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Ditto.
8243 (scev_var_range_cant_overflow): New function.
8244 (scev_probably_wraps_p): New parameter. Call above function.
8245 * tree-ssa-loop-niter.h (scev_probably_wraps_p): New parameter.
8247 2016-07-21 Bin Cheng <bin.cheng@arm.com>
8249 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Clean up
8250 by removing computation of may_be_zero.
8252 2016-07-21 Jakub Jelinek <jakub@redhat.com>
8254 * tree-object-size.c (unknown): Use HOST_WIDE_INT_M1U instead of -1.
8256 2016-07-21 Andrew Sutton <andrew.n.sutton@gmail.com>
8258 Improving concepts performance and diagnostics.
8259 * timevar.def (TV_CONSTRAINT_SAT, TV_CONSTRAINT_SUB): New time vars
8260 for constraint satisfaction and subsumption.
8261 * timevar.h (auto_timevar): New constructor that matches the push/pop
8262 pattern of usage in pt.c.
8264 2016-07-20 Uros Bizjak <ubizjak@gmail.com>
8266 * hwint.h (HOST_WIDE_INT_0): New define.
8267 (HOST_WIDE_INT_0U): Ditto.
8268 * double-int.c: Use HOST_WIDE_INT_0 instead of (HOST_WIDE_INT) 0.
8269 * dse.c: Use HOST_WIDE_INT_0U instead of (unsigned HOST_WIDE_INT) 0.
8270 * simplify-rtx.c: Ditto.
8271 * tree-object-size.c: Ditto.
8273 2016-07-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8275 * config/s390/s390.c (s390_encode_section_info): Remove mode size
8278 2016-07-20 Uros Bizjak <ubizjak@gmail.com>
8280 * cse.c: Use HOST_WIDE_INT_M1 instead of ~(HOST_WIDE_INT) 0.
8281 * combine.c: Use HOST_WIDE_INT_M1U instead of
8282 ~(unsigned HOST_WIDE_INT) 0.
8283 * double-int.h: Ditto.
8285 * dwarf2asm.c:Ditto.
8287 * genmodes.c: Ditto.
8289 * read-rtl.c: Ditto.
8290 * tree-ssa-loop-ivopts.c: Ditto.
8291 * tree-ssa-loop-prefetch.c: Ditto.
8292 * tree-vect-generic.c: Ditto.
8293 * tree-vect-patterns.c: Ditto.
8296 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
8298 * gcc/config/avr.c (avr_legitimize_address) [AVR_TINY]: Force
8299 constant addresses outside [0,0xc0] into a register.
8300 (avr_out_movhi_r_mr_reg_no_disp_tiny): Pass insn. And handle
8301 cases where the base address register is unused after.
8302 (avr_out_movhi_r_mr_reg_disp_tiny): Same.
8303 (avr_out_movhi_mr_r_reg_disp_tiny): Same.
8304 (avr_out_store_psi_reg_disp_tiny): Same.
8306 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
8308 Implement attribute progmem on reduced Tiny cores by adding
8309 flash offset 0x4000 to respective symbols.
8312 * doc/extend.texi (AVR Variable Attributes) [progmem]: Add
8313 documentation how it works on reduced Tiny cores.
8314 (AVR Named Address Spaces): No support for reduced Tiny.
8315 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_PM): New macro.
8316 (avr_address_tiny_pm_p): New static function.
8317 (avr_print_operand_address) [AVR_TINY]: Add AVR_TINY_PM_OFFSET
8318 if the address is in progmem.
8319 (avr_assemble_integer): Same.
8320 (avr_encode_section_info) [AVR_TINY]: Set AVR_SYMBOL_FLAG_TINY_PM
8321 for symbol_ref in progmem.
8322 * config/avr/avr.h (AVR_TINY_PM_OFFSET): New macro.
8323 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use it instead of
8324 magic 0x4000 when built-in def'ing __AVR_TINY_PM_BASE_ADDRESS__.
8326 2016-07-20 Patrick Palka <ppalka@gcc.gnu.org>
8328 * configure.ac (thin_archive_support): New variable. AC_SUBST it.
8329 * configure: Regenerate.
8330 * Makefile.in (THIN_ARCHIVE_SUPPORT): New variable.
8331 (USE_THIN_ARCHIVES): New variable.
8332 (libbackend.a): If USE_THIN_ARCHIVES then pass T to ar to build
8333 this archive as a thin archive.
8335 2016-07-20 David Malcolm <dmalcolm@redhat.com>
8337 * diagnostic-show-locus.c (diagnostic_show_locus): If this is the
8338 same location as last time, don't skip if we have fix-it hints.
8339 Clarify the skipping logic by converting it from one "if" clause
8340 to repeated "if" clauses.
8341 * spellcheck-tree.c: Include "cpplib.h".
8342 (find_closest_macro_cpp_cb): Move here from c/c-decl.c.
8343 (best_macro_match::best_macro_match): New constructor.
8344 * spellcheck-tree.h (struct edit_distance_traits<cpp_hashnode *>):
8345 Move here from c/c-decl.c.
8346 (class best_macro_match): Move here from c/c-decl.c, converting
8347 from a typedef to a subclass, gaining a ctor.
8349 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
8351 * config/avr/avr-protos.h (avr_addr_space_supported_p): New prototype.
8352 * config/avr/avr.c (TARGET_ADDR_SPACE_DIAGNOSE_USAGE): New hook
8354 (avr_addr_space_diagnose_usage): ...and implementation.
8355 (avr_addr_space_supported_p): New function.
8356 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Only
8357 report bad address space usage if that space is supported.
8358 (avr_insert_attributes): Same. No more complain about unsupported
8360 * config/avr/avr-c.c (tm_p.h): Include it.
8361 (avr_cpu_cpp_builtins): Only define addr-space related built-in
8362 macro if avr_addr_space_supported_p.
8364 2016-07-20 Alexander Monakov <amonakov@ispras.ru>
8366 * config/nvptx/nvptx.c (nvptx_option_override): Do not set
8367 flag_toplevel_reorder.
8369 2016-07-20 David Malcolm <dmalcolm@redhat.com>
8371 * gcc-rich-location.c
8372 (gcc_rich_location::add_fixit_misspelled_id): New overload, taking
8374 * gcc-rich-location.h
8375 (gcc_rich_location::add_fixit_misspelled_id): Likewise.
8377 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
8379 * target.def (addr_space): Add new diagnose_usage to hook vector.
8380 * targhooks.c (default_addr_space_diagnose_usage): Add default
8381 implementation and...
8382 * targhooks.h (default_addr_space_diagnose_usage): ... its prototype.
8383 * c/c-parser.c (c_lex_one_token) [CPP_NAME]: If the token
8384 is some address space, call targetm.addr_space.diagnose_usage.
8385 * doc/tm.texi.in (Named Address Spaces): Add anchor for
8386 TARGET_ADDR_SPACE_DIAGNOSE_USAGE documentation.
8387 * doc/tm.texi: Regenerate.
8389 2016-07-20 Martin Liska <mliska@suse.cz>
8392 * graphite-isl-ast-to-gimple.c (later_of_the_two):
8393 Properly handly PHI stmts.
8395 2016-07-20 Bin Cheng <bin.cheng@arm.com>
8397 PR tree-optimization/71503
8398 PR tree-optimization/71683
8399 * tree-if-conv.c (gen_phi_arg_condition): Record true predicate
8402 2016-07-20 Martin Liska <mliska@suse.cz>
8404 * doc/invoke.texi (-fipa-ra): Document when the option is
8405 disabled. Fix a typo.
8407 2016-07-20 Martin Liska <mliska@suse.cz>
8409 * Makefile.in: Include fibonacci_heap.c
8410 * fibonacci_heap.c: New file.
8411 * fibonacci_heap.h (fibonacci_heap::insert): Use insert_node.
8412 (fibonacci_heap::union_with): Fix deletion of the second heap.
8413 * selftest-run-tests.c (selftest::run_tests): Incorporate
8414 fibonacci heap tests.
8415 * selftest.h: Declare fibonacci_heap_c_tests.
8417 2016-07-20 Martin Liska <mliska@suse.cz>
8419 * selftest-run-tests.c (selftest::run_tests): New function.
8420 * selftest.h (sreal_c_tests): Declare.
8421 * sreal.c (sreal_verify_basics): New function.
8422 (verify_aritmetics): Likewise.
8423 (sreal_verify_arithmetics): Likewise.
8424 (verify_shifting): Likewise.
8425 (sreal_verify_shifting): Likewise.
8426 (void sreal_c_tests): Likewise.
8428 2016-07-19 Jakub Jelinek <jakub@redhat.com>
8430 PR rtl-optimization/71916
8431 * cfgrtl.c (contains_no_active_insn_p): Return false also for
8432 bb which have a single succ fake edge.
8434 2016-07-19 Aldy Hernandez <aldyh@redhat.com>
8437 * dwarf2out.c (gen_subprogram_die): Only call
8438 gen_unspecified_parameters_die while dumping early dwarf.
8440 2016-07-19 Jakub Jelinek <jakub@redhat.com>
8443 * gimple-fold.c (fold_builtin_memory_op): Use
8444 get_addr_base_and_unit_offset instead of get_ref_base_and_extent.
8446 2016-07-19 Uros Bizjak <ubizjak@gmail.com>
8448 * builtins.c: Use HOST_WIDE_INT_1 instead of (HOST_WIDE_INT) 1,
8449 HOST_WIDE_INT_1U instead of (unsigned HOST_WIDE_INT) 1,
8450 HOST_WIDE_INT_M1 instead of (HOST_WIDE_INT) -1 and
8451 HOST_WIDE_INT_M1U instead of (unsigned HOST_WIDE_INT) -1.
8455 * double-int.c: Ditto.
8457 * dwarf2out.c: Ditto.
8460 * fold-const.c: Ditto.
8461 * function.c: Ditto.
8463 * genmodes.c: Ditto.
8467 * loop-doloop.c: Ditto.
8468 * loop-invariant.c: Ditto.
8475 * simplify-rtx.c: Ditto.
8476 * stor-layout.c: Ditto.
8478 * tree-ssa-loop-ivopts.c: Ditto.
8479 * tree-vect-generic.c: Ditto.
8480 * tree-vect-patterns.c: Ditto.
8485 * wide-int-print.cc: Ditto.
8486 * wide-int.cc: Ditto.
8487 * wide-int.h: Ditto.
8489 2016-07-19 David Malcolm <dmalcolm@redhat.com>
8491 * selftest.c (selftest::assert_streq): Handle NULL values of
8492 val_actual and val_expected.
8494 2016-07-19 Martin Jambor <mjambor@suse.cz>
8497 * trans-decl.c (gfc_generate_function_code): Use cgraph_get_create_node
8498 rather than cgraph_create_node to get a call graph node.
8500 2016-07-19 Richard Biener <rguenther@suse.de>
8502 * gimple-fold.c (get_base_constructor): Add VIEW_CONVERT case,
8503 handle all tcc_constant bases and valueize SSA names.
8504 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): Handle
8507 2016-07-19 David Malcolm <dmalcolm@redhat.com>
8509 * function-tests.c (selftest::verify_three_block_rtl_cfg): Verify
8510 the flags of the exit block and bb2, not just the entry block.
8512 2016-07-19 Richard Biener <rguenther@suse.de>
8514 PR tree-optimization/71901
8515 * tree-ssa-sccvn.h (struct vn_reference_op_struct): Add
8516 align member, group stuff with the bitfield.
8517 (vn_ref_op_align_unit): New inline.
8518 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): For ARRAY_REFs
8519 record element alignment and operand 3 unchanged.
8520 (ao_ref_init_from_vn_reference): Adjust.
8521 (valueize_refs_1): Likewise.
8522 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Likewise.
8524 2016-07-19 Richard Biener <rguenther@suse.de>
8526 PR tree-optimization/71908
8527 * tree-ssa-structalias.c (get_constraint_for_component_ref): Handle
8528 symbolic constants in a more reliable way.
8530 2016-07-19 Ilya Enkovich <ilya.enkovich@intel.com>
8532 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Update
8534 (vect_update_inits_of_drs): Likewise.
8535 (vect_create_cond_for_alias_checks): Likewise.
8536 * tree-vect-loop.c (vect_get_known_peeling_cost): Likewise.
8538 2016-07-19 Richard Biener <rguenther@suse.de>
8541 * lto-streamer-out.c (DFS::DFS_write_tree_body): For blocks
8542 with an abstract origin that is not an inlined function outer
8543 scope add a self-reference as abstract origin.
8544 * tree-streamer-out.c (write_ts_block_tree_pointers): Likewise.
8546 2016-07-18 Michael Meissner <meissner@linux.vnet.ibm.com>
8549 * config/rs6000/rs6000.c (rs6000_function_value): Fix
8550 unintentional System V.4 structure return breakage for structures
8551 with a single floating point element.
8553 2016-07-18 Yuri Rumyantsev <ysrumyan@gmail.com>
8555 PR tree-optimization/71734
8556 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Add REF_LOOP argument which
8557 contains REF, use it to check safelen, assume that safelen value
8558 must be greater 1, fix style.
8559 (ref_indep_loop_p_2): Add REF_LOOP argument.
8560 (ref_indep_loop_p): Pass LOOP as additional argument to
8563 2016-07-18 Dominik Vogt <vogt@linux.vnet.ibm.com>
8565 * cfgexpand.c (expand_stack_vars): Implement synamic stack space
8566 allocation in the prologue.
8567 * explow.c (get_dynamic_stack_base): New function to return an address
8568 expression for the dynamic stack base.
8569 (get_dynamic_stack_size): New function to do the required dynamic stack
8570 space size calculations.
8571 (allocate_dynamic_stack_space): Use new functions.
8572 (align_dynamic_address): Move some code from
8573 allocate_dynamic_stack_space to new function.
8574 * explow.h (get_dynamic_stack_base, get_dynamic_stack_size): Export.
8576 2016-07-18 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8578 * config/s390/s390.c (s390_encode_section_info): Always set
8579 notaligned marker if mode size is 0 or no MEM_ALIGN info could be
8582 2016-07-18 Richard Biener <rguenther@suse.de>
8584 PR tree-optimization/71893
8585 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Compensate
8586 for sizetype cast added by array_ref_element_size.
8587 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
8589 2016-07-16 John David Anglin <danglin@gcc.gnu.org>
8591 * config/pa/pa.c (hppa_profile_hook): Allocate stack space for
8592 register parameters. Remove code to initialize argument pointer
8593 on TARGET_64BIT. Optimize call to _mcount when it can be reached
8594 using a pc-relative branch. Cleanup conditional code.
8595 * config/pa/pa.md (call_mcount): New expander.
8596 (call_mcount_nonpic): New insn.
8597 (call_mcount_pic): New insn and split.
8598 (call_mcount_pic_post_reload): New insn.
8599 (call_mcount_64bit): New insn and split.
8600 (call_mcount_64bit_post_reload): New insn.
8602 2016-07-15 Georg-Johann Lay <avr@gjlay.de>
8604 * config/avr/predicates.md (const_m255_to_m1_operand): New.
8605 * config/avr/constraints.md (Cn8, Ca1, Co1, Yx2): New constraints.
8606 * config/avr/avr.md (add<mode>3) <ALL1>: Fix set_vzn for +/-2.
8607 (*cmphi.zero-extend.0, *cmphi.zero-extend.1)
8608 (*usum_widenqihi3, *udiff_widenqihi3)
8609 (*addhi3_zero_extend.const): New combiner insns.
8610 (andqi3, iorqi3): Provide "l" (NO_LD_REGS) alternative if
8611 just 1 bit is affected.
8612 * config/avr/avr.c (avr_out_bitop) <QImode>: Don't access xop[3].
8613 (avr_out_compare) [EQ,NE]: Tweak comparing d-regs against -1.
8615 2016-07-15 Cesar Philippidis <cesar@codesourcery.com>
8617 * omp-low.c (lower_omp_target): Mark data clauses with
8618 GOMP_MAP_FORCE_{PRESENT,TO,FROM,TOFROM} as potentially having
8619 zero-length subarrays.
8621 2016-07-15 Richard Biener <rguenther@suse.de>
8623 PR tree-optimization/71881
8624 * tree-loop-distribution.c (destroy_loop): Remove blocks in
8625 reverse DOM order to make debug temp generation happy.
8627 2016-07-15 Richard Biener <rguenther@suse.de>
8629 PR tree-optimization/71887
8630 * tree-ssa-phiopt.c (absorbing_element_p): Add rhs arg and
8631 verify it is not zero for division / modulo handling.
8632 (value_replacement): Adjust.
8634 2016-07-15 Virendra Pathak <virendra.pathak@broadcom.com>
8635 Julian Brown <julian@codesourcery.com>
8637 * config/aarch64/aarch64-cores.def: Update vulcan COSTS.
8638 * config/aarch64/aarch64-cost-tables.h
8639 (vulcan_extra_costs): New variable.
8640 * config/aarch64/aarch64.c
8641 (vulcan_addrcost_table): Likewise.
8642 (vulcan_regmove_cost): Likewise.
8643 (vulcan_vector_cost): Likewise.
8644 (vulcan_branch_cost): Likewise.
8645 (vulcan_tunings): Likewise.
8647 2016-07-15 Alexander Monakov <amonakov@ispras.ru>
8649 * cgraphunit.c (cgraph_order_sort_kind): New entry ORDER_VAR_UNDEF.
8650 (output_in_order): Loop over undefined variables too. Output them
8651 via assemble_undefined_decl. Skip variables that correspond to hard
8652 registers or have value-exprs.
8653 * varpool.c (symbol_table::output_variables): Handle undefined
8654 variables together with defined ones.
8656 2016-07-15 Richard Biener <rguenther@suse.de>
8658 * tree-ssa-pre.c (get_representative_for): Make sure to return
8659 the value number of SSA names.
8660 (phi_translate_1): get_representative_for cannot return NULL.
8661 (do_pre_regular_insertion): Remove redundant call to
8662 fully_constant_expression.
8663 (do_pre_partial_partial_insertion): Likewise.
8665 2016-07-15 Bin Cheng <bin.cheng@arm.com>
8667 * tree-scalar-evolution.c (simple_iv_with_niters): New funcion.
8668 (derive_simple_iv_with_niters): New function.
8669 (simple_iv): Rewrite using simple_iv_with_niters.
8670 * tree-scalar-evolution.h (simple_iv_with_niters): New decl.
8671 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions): New
8673 (number_of_iterations_exit): Rewrite using above function.
8674 * tree-ssa-loop-niter.h (number_of_iterations_exit_assumptions): New
8677 2016-07-15 Richard Biener <rguenther@suse.de>
8679 * config/i386/i386.c (ix86_builtin_vectorization_cost): Adjust
8682 2016-07-14 Jakub Jelinek <jakub@redhat.com>
8684 PR tree-optimization/71872
8685 * tree-data-ref.c (get_references_in_stmt): Ignore references
8686 with is_gimple_constant get_base_address.
8688 2016-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
8690 * config/arm/arm.h (TARGET_HAVE_LDACQ): Enable for ARMv8-M Mainline.
8691 (TARGET_HAVE_LDACQD): New macro.
8692 * config/arm/sync.md (atomic_loaddi): Use TARGET_HAVE_LDACQD rather
8693 than TARGET_HAVE_LDACQ.
8694 (arm_load_acquire_exclusivedi): Likewise.
8695 (arm_store_release_exclusivedi): Likewise.
8697 2016-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
8699 PR rtl-optimization/71878
8700 * lra-constraints.c (match_reload): Pass information about other
8701 output operands. Create new unique register value if matching input
8702 operand shares same register value as output operand being considered.
8703 (curr_insn_transform): Record output operands already processed.
8705 2016-07-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8708 PR tree-optimization/70923
8709 * tree-vect-patterns.c: Include mult-synthesis.h.
8710 (target_supports_mult_synth_alg): New function.
8711 (synth_lshift_by_additions): Likewise.
8712 (apply_binop_and_append_stmt): Likewise.
8713 (vect_synth_mult_by_constant): Likewise.
8714 (target_has_vecop_for_code): Likewise.
8715 (vect_recog_mult_pattern): Use above functions to synthesize vector
8716 multiplication by integer constants.
8718 2016-07-14 Alan Modra <amodra@gmail.com>
8720 * gcc/config/rs6000/altivec.md (altivec_mov<mode>): Disparage
8721 gpr alternatives. Correct '*' placement on Y,r alternative.
8722 Add '*' on operand 1 of r,r alternative.
8724 2016-07-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8726 * expmed.c (mult_variant, choose_mult_variant): Move declaration to...
8727 * expmed.h: ... Here.
8729 2016-07-14 Jan Hubicka <hubicka@ucw.cz>
8731 * gimple.h (stmt_can_terminate_bb_p): New function.
8732 * tree-cfg.c (need_fake_edge_p): Rename to ...
8733 (stmt_can_terminate_bb_p): ... this; return true if stmt can
8734 throw external; handle const and pure calls.
8735 * tree-ssa-loop-niter.c (loop_only_exit_p): Use it.
8737 2016-07-14 Richard Biener <rguenther@suse.de>
8739 PR tree-optimization/71866
8740 * tree-ssa-pre.c (get_constant_for_value_id): Remove.
8741 (do_hoist_insertion): Avoid endless recursion when we
8742 didn't insert anything because we managed to simplify
8743 things down to a constant or SSA name.
8744 (fully_constant_expression): Re-write in terms of ...
8745 * tree-ssa-sccvn.h (vn_nary_simplify): ... this. Declare.
8746 * tree-ssa-sccvn.c (vn_nary_simplify): New wrapper around
8747 vn_nary_build_or_lookup_1.
8748 (vn_nary_build_or_lookup_1): Added flag and renamed from ...
8749 (vn_nary_build_or_lookup): ... this which now wraps it.
8751 2016-07-14 Alan Modra <amodra@gmail.com>
8754 * config/rs6000/rs6000.c (rs6000_option_override_internal): Deal
8755 with p9_vector override before power9-dform override.
8757 2016-07-13 Andi Kleen <ak@linux.intel.com>
8759 * value-prof.c (gimple_value_profile_transformations): Don't run
8760 when auto_profile is on.
8762 2016-07-13 Andi Kleen <ak@linux.intel.com>
8764 * auto-profile.c (update_inlined_ind_target,
8765 afdo_indirect_call): Print information to dump file.
8767 2016-07-13 Andrew Burgess <andrew.burgess@embecosm.com>
8769 * genrecog.c (special_predicate_operand_p): New function.
8770 (predicate_name): Move function.
8771 (validate_pattern): Don't warn about missing mode for all
8772 define_special_predicate predicates.
8774 2016-07-13 Bin Cheng <bin.cheng@arm.com>
8776 * tree-vect-data-refs.c (vect_no_alias_p): New function.
8777 (vect_prune_runtime_alias_test_list): Call vect_no_alias_p to
8778 resolve alias checks which are known at compilation time.
8779 Truncate vector LOOP_VINFO_MAY_ALIAS_DDRS(loop_vinfo) if all
8780 alias checks are resolved. Move dump info for too many runtime
8781 alias checks to here...
8782 * tree-vect-loop.c (vect_analyze_loop_2): ...From here.
8784 2016-07-13 Richard Biener <rguenther@suse.de>
8786 PR tree-optimization/24574
8787 * tree-ssa-phiopt.c (absorbing_element_p): Pass in argument
8788 position and add shift, rotate, divison and modulo support
8790 (value_replacement): Pass in argument position to absorbing_element_p.
8792 2016-07-13 Ilya Enkovich <ilya.enkovich@intel.com>
8795 * ipa-inline-transform.c (inline_call): Support
8796 instrumented thunks.
8798 2016-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
8800 * config/arm/arm.h (TARGET_HAVE_CBZ): Define.
8801 (TARGET_IDIV): Set for all Thumb targets provided they have hardware
8803 * config/arm/arm.md (divsi3): New unpredicable alternative for ARMv8-M
8804 Baseline. Make initial alternative TARGET_32BIT only.
8805 (udivsi3): Likewise.
8806 * config/arm/thumb1.md (thumb1_cbz): New define_insn.
8807 * doc/sourcebuild.texi (arm_thumb1_cbz_ok): Document new effective
8810 2016-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
8812 * config/arm/arm.h (TARGET_HAVE_MOVT): Include ARMv8-M as having MOVT.
8813 * config/arm/arm.c (arm_arch_name): (const_ok_for_op): Check MOVT/MOVW
8814 availability with TARGET_HAVE_MOVT.
8815 (thumb_legitimate_constant_p): Strip the high part of a label_ref.
8816 (thumb1_rtx_costs): Also return 0 if setting a half word constant and
8817 MOVW is available and replace (unsigned HOST_WIDE_INT) INTVAL by
8819 (thumb1_size_rtx_costs): Make set of half word constant also cost 1
8820 extra instruction if MOVW is available. Use a cost variable
8821 incremented by COSTS_N_INSNS (1) when the condition match rather than
8822 returning an arithmetic expression based on COSTS_N_INSNS. Make
8823 constant with bottom half word zero cost 2 instruction if MOVW is
8825 * config/arm/arm.md (define_attr "arch"): Add v8mb.
8826 (define_attr "arch_enabled"): Set to yes if arch value is v8mb and
8827 target is ARMv8-M Baseline.
8828 (arm_movt): New unpredicable alternative for ARMv8-M Baseline.
8829 (arm_movtas_ze): Likewise.
8830 * config/arm/thumb1.md (thumb1_movdi_insn): Add ARMv8-M Baseline only
8831 alternative for constants satisfying j constraint.
8832 (thumb1_movsi_insn): Likewise.
8833 (movsi splitter for K alternative): Tighten condition to not trigger
8834 if movt is available and j constraint is satisfied.
8835 (Pe immediate splitter): Likewise.
8836 (thumb1_movhi_insn): Add ARMv8-M Baseline only alternative for
8837 constant fitting in an halfword to use MOVW.
8838 * doc/sourcebuild.texi (arm_thumb1_movt_ok): Document new ARM
8841 2016-07-13 Richard Biener <rguenther@suse.de>
8844 * gimplify.c (gimplify_modify_expr): Gimplify the RHS before
8845 gimplifying the LHS. Make sure to gimplify a returning twice
8846 call LHS without using SSA names.
8848 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8850 * tree-data-ref.c (find_data_references_in_stmt): Remove
8851 unnecessary call to vec::release.
8852 (graphite_find_data_references_in_stmt): Likewise.
8853 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p): Likewise.
8854 * tree-vect-stmts.c (vectorizable_condition): Likewise.
8856 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8858 * cfgexpand.c (expand_used_vars): Make the type of a local
8860 * genmatch.c (lower_for): Likewise.
8861 * haifa-sched.c (haifa_sched_init): Likewise.
8862 (add_to_speculative_block): Likewise.
8863 (create_check_block_twin): Likewise.
8864 * predict.c (handle_missing_profiles): Likewise.
8865 * tree-data-ref.c (loop_nest_has_data_refs): Likewise.
8866 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Likewise.
8867 * tree-ssa-loop-niter.c (discover_iteration_bound_by_body_walk):
8869 (maybe_lower_iteration_bound): Likewise.
8870 * tree-ssa-sccvn.c (DFS): Likewise.
8871 * tree-stdarg.c (reachable_at_most_once): Likewise.
8872 * tree-vect-stmts.c (vectorizable_conversion): Likewise.
8873 (vectorizable_store): Likewise.
8875 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8877 * tree-ssa-sccvn.c (sccvn_dom_walker::~sccvn_dom_walker): remove.
8878 (sccvn_dom_walker): make cond_stack an auto_vec.
8880 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8882 * ree.c (struct ext_state): Make type of members auto_vec.
8883 (find_and_remove_re): Adjust.
8885 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8887 * cfgexpand.c (struct stack_vars_data): Make type of fields
8889 (expand_used_vars): Adjust.
8891 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8893 * ipa.c (record_cdtor_fn): Adjust.
8894 (build_cdtor_fns): Likewise.
8895 (ipa_cdtor_merge): Make static_ctors and static_dtors local
8898 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8900 * genextract.c (struct accum_extract): Add constructor and make
8904 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8906 * tree.c (struct free_lang_data_d): Add constructor and change
8907 types of members to ones that automatically manage resources.
8908 (fld_worklist_push): Adjust.
8909 (find_decls_types): Likewise.
8910 (find_decls_types_in_eh_region): Likewise.
8911 (free_lang_data_in_cgraph): Stop manually creating and
8912 destroying members of free_lang_data_d.
8914 2016-07-13 Uros Bizjak <ubizjak@gmail.com>
8916 PR rtl-optimization/68961
8917 * config/i386/sse.md (movsd/movhpd to movupd peephole2s): Add new
8918 peephole variant. Use sse_reg_operand predicates.
8920 2016-07-12 Uros Bizjak <ubizjak@gmail.com>
8922 * config/i386/predicates.md (x86_64_immediate_operand)
8923 <case CONST_INT>: Remove unneeded truncation to DImode.
8924 <case CONST>: Ditto.
8925 (x86_64_zext_immediate_operand) <case CONST>: Ditto.
8927 2016-07-12 Michael Meissner <meissner@linux.vnet.ibm.com>
8930 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal):
8931 The xxperm and xxpermr instructions require that the 2nd input
8932 operand overlap with the output operand, and not the 1st.
8933 (altivec_vperm_v8hiv16qi): Likewise.
8934 (altivec_vperm_<mode>_uns_internal): Likewise.
8935 (altivec_vpermr_<mode>_internal): Likewise.
8936 (vperm_v8hiv4si): Likewise.
8937 (vperm_v16qiv8hi): Likewise.
8939 2016-07-12 Nathan Sidwell <nathan@acm.org>
8941 * config/arm/arm.c (arm_option_override): Set MASK_SINGLE_PIC_BASE
8942 when -mno-pic-data-is-text-relative is in effect, by default.
8943 * doc/invoke.texi (mpic-data-is-text-relative): Document new
8944 behavior and clarify.
8946 2016-07-12 Martin Liska <mliska@suse.cz>
8948 * params.def: Add avg-loop niter.
8949 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use the param.
8950 * cfgloopanal.c (expected_loop_iterations_unbounded): Likewise.
8951 * doc/invoke.texi: Document the new parameter.
8953 2016-07-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8956 * expr.c (store_constructor): Mask sign-extended bits when widening
8957 sub-word constructor element at the start of a word.
8959 2016-07-12 Martin Liska <mliska@suse.cz>
8961 * Makefile.in: Append rule for params-options.h.
8962 * params-options.h: New file.
8964 2016-07-12 Martin Liska <mliska@suse.cz>
8966 * ira-build.c (mark_loops_for_removal): Properly iterate
8969 2016-07-12 Steven Bosscher <steven@gcc.gnu.org>
8970 Richard Biener <rguenther@suse.de>
8972 PR tree-optimization/23286
8973 PR tree-optimization/70159
8974 * doc/invoke.texi: Document -fcode-hoisting.
8975 * common.opt (fcode-hoisting): New flag.
8976 * opts.c (default_options_table): Enable -fcode-hoisting at -O2+.
8977 * tree-ssa-pre.c (pre_stats): Add hoist_insert.
8978 (do_regular_insertion): Rename to ...
8979 (do_pre_regular_insertion): ... this and amend general comments
8980 on insertion strathegy.
8981 (do_partial_partial_insertion): Rename to ...
8982 (do_pre_partial_partial_insertion): ... this.
8983 (do_hoist_insertion): New function.
8984 (insert_aux): Take flags on whether to do PRE and/or hoist insertion
8985 and call do_hoist_insertion properly.
8987 (pass_pre::gate): Enable also if -fcode-hoisting is enabled.
8988 (pass_pre::execute): Register hoist_insert stats.
8990 2016-07-12 Jakub Jelinek <jakub@redhat.com>
8993 * gimple-fold.c (optimize_atomic_compare_exchange_p): Return false
8994 for SCALAR_FLOAT_TYPE_P type of expected var, or if TYPE_PRECISION
8995 is different from mode's bitsize. Small cleanup.
8997 2016-07-12 Richard Biener <rguenther@suse.de>
8999 PR rtl-optimization/68961
9000 * fwprop.c (propagate_rtx): Allow SUBREGs of VEC_CONCAT and CONCAT
9001 to simplify to a non-constant.
9003 2016-07-11 Jakub Jelinek <jakub@redhat.com>
9006 * omp-low.c (expand_omp_target): Gimplify device.
9008 PR tree-optimization/71823
9009 * tree-vect-stmts.c (vectorizable_operation): Use vect_get_vec_defs
9010 to get vec_oprnds2 from op2.
9012 2016-07-11 Uros Bizjak <ubizjak@gmail.com>
9014 * config/i386/predicates.md (x86_64_immediate_operand) <case CONST>:
9015 Hoist common subexpressions.
9016 (x86_64_zext_immediate_operand) <case CONST>: Ditto.
9018 2016-07-11 Pat Haugen <pthaugen@us.ibm.com>
9021 * config/rs6000/rs6000.md (stfiwx): Change constraint to 'wu' to
9022 prevent generation of 'stxsiwx' on pre Power8 hardware.
9024 2016-07-11 David Malcolm <dmalcolm@redhat.com>
9026 * input.c: Include cpplib.h.
9027 (selftest::temp_source_file): New class.
9028 (selftest::temp_source_file::temp_source_file): New ctor.
9029 (selftest::temp_source_file::~temp_source_file): New dtor.
9030 (selftest::should_have_column_data_p): New function.
9031 (selftest::test_should_have_column_data_p): New function.
9032 (selftest::temp_line_table): New class.
9033 (selftest::temp_line_table::temp_line_table): New ctor.
9034 (selftest::temp_line_table::~temp_line_table): New dtor.
9035 (selftest::test_accessing_ordinary_linemaps): Add case_ param; use
9036 it to create a temp_line_table.
9037 (selftest::assert_loceq): Only verify LOCATION_COLUMN for
9038 locations that are known to have column data.
9039 (selftest::line_table_case): New struct.
9040 (selftest::test_reading_source_line): Move tempfile handling
9041 to class temp_source_file.
9042 (ASSERT_TOKEN_AS_TEXT_EQ): New macro.
9043 (selftest::assert_token_loc_eq): New function.
9044 (ASSERT_TOKEN_LOC_EQ): New macro.
9045 (selftest::test_lexer): New function.
9046 (selftest::boundary_locations): New array.
9047 (selftest::input_c_tests): Call test_should_have_column_data_p.
9048 Loop over a test matrix of interesting values of location and
9049 default_range_bits, calling test_lexer on each case in the matrix.
9050 Move call to test_accessing_ordinary_linemaps into the matrix.
9051 * selftest.h (ASSERT_EQ): Reimplement in terms of...
9052 (ASSERT_EQ_AT): New macro.
9054 2016-07-11 H.J. Lu <hongjiu.lu@intel.com>
9057 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
9058 Don't convert TImode in debug insn.
9060 2016-07-11 Bernd Edlinger <bernd.edlinger@hotmail.de>
9062 Convert TYPE_ALIGN_OK to a TYPE_LANG_FLAG.
9063 * tree-core.h (tree_base::nothrow_flag): Adjust comment.
9064 (tree_type_common::lang_flag_7): New.
9065 (tree_type_common::spare): Reduce size.
9066 * tree.h (TYPE_ALIGN_OK): Remove.
9067 (TYPE_LANG_FLAG_7): New.
9068 (get_inner_reference): Adjust header.
9069 * print-tree.c (print_node): Adjust.
9070 * expr.c (get_inner_reference): Remove parameter keep_aligning.
9071 (get_bit_range, expand_assignment, expand_expr_addr_expr_1): Adjust
9072 calls to get_inner_reference.
9073 (expand_expr_real_1): Adjust call to get_inner_reference. Remove
9074 handling of TYPE_ALIGN_OK.
9075 * builtins.c (get_object_alignment_2): Adjust call to
9076 get_inner_reference. Remove handling of VIEW_CONVERT_EXPR.
9077 * emit-rtl.c (set_mem_attributes_minus_bitpos): Remove handling of
9079 * asan.c (instrument_derefs): Adjust calls to get_inner_reference.
9080 * cfgexpand.c (expand_debug_expr): Likewise.
9081 * dbxout.c (dbxout_expand_expr): Likewise.
9082 * dwarf2out.c (loc_list_for_address_of_addr_expr_of_indirect_ref,
9083 loc_list_from_tree, fortran_common): Likewise.
9084 * fold-const.c (optimize_bit_field_compare,
9085 decode_field_reference, fold_unary_loc, fold_comparison,
9086 split_address_to_core_and_offset): Likewise.
9087 * gimple-laddress.c (execute): Likewise.
9088 * gimple-ssa-strength-reduction.c (slsr_process_ref): Likewise.
9089 * gimplify.c (gimplify_scan_omp_clauses): Likewise.
9090 * hsa-gen.c (gen_hsa_addr): Likewise.
9091 * simplifx-rtx.c (delegitimize_mem_from_attrs): Likewise.
9092 * tsan.c (instrument_expr): Likewise.
9093 * ubsan.c (instrument_bool_enum_load, instrument_object_size): Likewise.
9094 * tree.c (verify_type_variant): Remove handling of TYPE_ALIGN_OK.
9095 * tree-affine.c (tree_to_aff_combination,
9096 get_inner_reference_aff): Adjust calls to get_inner_reference.
9097 * tree-data-ref.c (split_constant_offset_1,
9098 dr_analyze_innermost): Likewise.
9099 * tree-scalar-evolution.c (interpret_rhs_expr): Likewise.
9100 * tree-sra.c (ipa_sra_check_caller): Likewise.
9101 * tree-ssa-loop-ivopts.c (split_address_cost): Likewise.
9102 * tree-ssa-math-opts.c (find_bswap_or_nop_load,
9103 bswap_replace): Likewise.
9104 * tree-vect-data-refs.c (vect_check_gather,
9105 vect_analyze_data_refs): Likewise.
9106 * config/mips/mips.c (r10k_safe_mem_expr_p): Likewise.
9107 * config/pa/pa.c (pa_emit_move_sequence): Remove handling of
9110 2016-07-11 David Malcolm <dmalcolm@redhat.com>
9112 * Makefile.in (selftest-valgrind): New phony target.
9113 * function-tests.c (selftest::build_cfg): Delete pass instances
9114 created by the test.
9115 (selftest::convert_to_ssa): Likewise.
9116 (selftest::test_expansion_to_rtl): Likewise.
9117 * tree-cfg.c (selftest::test_linear_chain): Release dominator
9119 (selftest::test_diamond): Likewise.
9121 2016-07-11 Richard Biener <rguenther@suse.de>
9123 PR tree-optimization/71816
9124 * tree-ssa-pre.c (compute_avail): Adjust alignment of ref rather
9125 than replacing all of its operands.
9127 2016-07-11 Alan Modra <amodra@gmail.com>
9129 * config/rs6000/rs6000.md (UNSPEC_DOLOOP): New unspec.
9130 (ctr<mode>): Add unspec.
9131 (ctr<mode>_internal*): Likewise.
9133 2016-07-08 James Bowman <james.bowman@ftdichip.com>
9135 * config/ft32/ft32.c (ft32_elf_encode_section_info): New function.
9136 * config/ft32/ft32.h (ASM_OUTPUT_SYMBOL_REF): New function.
9138 2016-07-08 Vladimir Makarov <vmakarov@redhat.com>
9140 PR rtl-optimization/71621
9141 * lra-constraints.c (process_alt_operands): Check combination of
9144 2016-07-08 Jason Merrill <jason@redhat.com>
9145 Richard Biener <rguenther@suse.de>
9147 P0145: Refining Expression Order for C++.
9148 * gimplify.c (initial_rhs_predicate_for): New.
9149 (gimplfy_modify_expr): Gimplify RHS before LHS.
9151 2016-07-08 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9154 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
9155 Allow standard error handling to take over when a wrong number
9156 of arguments is presented to __builtin_vec_ld () or
9157 __builtin_vec_st ().
9159 2016-07-08 Jiong Wang <jiong.wang@arm.com>
9161 * config/aarch64/aarch64-simd-builtins.def (smax): Remove float
9166 * config/aarch64/arm_neon.h (vmaxnm_f32): Use
9167 __builtin_aarch64_fmaxv2sf.
9168 (vmaxnmq_f32): Likewise.
9169 (vmaxnmq_f64): Likewise.
9170 (vminnm_f32): Likewise.
9171 (vminnmq_f32): Likewise.
9172 (vminnmq_f64): Likewise.
9174 2016-07-08 Michael Meissner <meissner@linux.vnet.ibm.com>
9177 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Do not
9178 enable -mfloat128-hardware by default.
9179 (ISA_3_0_MASKS_IEEE): New macro to give all of the VSX options
9180 that IEEE 128-bit hardware support needs.
9181 * config/rs6000/rs6000.c (rs6000_option_override_internal): If
9182 -mcpu=power9 -mfloat128, enable -mfloat128-hardware by default.
9183 Use ISA_3_0_MASKS_IEEE as the set of options that IEEE 128-bit
9184 floating point requires.
9185 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
9186 -mfloat128 and -mfloat128-hardware changes.
9188 2016-07-08 Alan Hayward <alan.hayward@arm.com>
9190 PR tree-optimization/71667
9191 * tree-vect-loop.c (vectorizable_live_operation): ignore DEBUG stmts
9193 2016-07-08 Martin Liska <mliska@suse.cz>
9196 * fold-const.c (fold_convertible_p): As COMPLEX_TYPE
9197 folding produces SAVE_EXPRs, thus return false for the type.
9199 2016-07-07 Martin Liska <mliska@suse.cz>
9201 * file-find.c (remove_prefix): New function.
9202 * file-find.h (remove_prefix): Declare the function.
9203 * gcc-ar.c (main): Skip a folder of the wrapper if
9204 a wrapped binary would point to the same file.
9206 2016-07-07 Jan Hubicka <jh@suse.cz>
9208 * tree-scalar-evolution.c (iv_can_overflow_p): export.
9209 * tree-scalar-evolution.h (iv_can_overflow_p): Declare.
9210 * tree-ssa-loop-ivopts.c (alloc_iv): Use it.
9212 2016-07-07 Ilya Enkovich <ilya.enkovich@intel.com>
9215 * ipa-inline-analysis.c (compute_inline_parameters): Set
9216 local.can_change_signature to false for intrumentation
9219 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
9221 * config/arm/arm.h (TARGET_USE_MOVT): Check MOVT/MOVW availability
9222 with TARGET_HAVE_MOVT.
9223 (TARGET_HAVE_MOVT): Define.
9224 * config/arm/arm.c (const_ok_for_op): Check MOVT/MOVW
9225 availability with TARGET_HAVE_MOVT.
9226 * config/arm/arm.md (arm_movt): Use TARGET_HAVE_MOVT to check MOVT
9228 (addsi splitter): Use TARGET_THUMB && TARGET_HAVE_MOVT rather than
9230 (symbol_refs movsi splitter): Remove TARGET_32BIT check.
9231 (arm_movtas_ze): Use TARGET_HAVE_MOVT to check MOVT availability.
9232 * config/arm/constraints.md (define_constraint "j"): Use
9233 TARGET_HAVE_MOVT to check MOVT availability.
9235 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
9237 * config/arm/arm-protos.h: Reindent FL_FOR_* macro definitions.
9239 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
9241 * config/arm/arm-arches.def (armv8-m.base): Define new architecture.
9242 (armv8-m.main): Likewise.
9243 (armv8-m.main+dsp): Likewise.
9244 * config/arm/arm-protos.h (FL_FOR_ARCH8M_BASE): Define.
9245 (FL_FOR_ARCH8M_MAIN): Likewise.
9246 * config/arm/arm-tables.opt: Regenerate.
9247 * config/arm/bpabi.h: Add armv8-m.base, armv8-m.main and
9248 armv8-m.main+dsp to BE8_LINK_SPEC.
9249 * config/arm/arm.h (TARGET_HAVE_LDACQ): Exclude ARMv8-M.
9250 (enum base_architecture): Add BASE_ARCH_8M_BASE and BASE_ARCH_8M_MAIN.
9251 * config/arm/arm.c (arm_arch_name): Increase size to work with ARMv8-M
9252 Baseline and Mainline.
9253 (arm_option_override_internal): Also disable arm_restrict_it when
9254 !arm_arch_notm. Update comment for -munaligned-access to also cover
9256 (arm_file_start): Increase buffer size for printing architecture name.
9257 * doc/invoke.texi: Document architectures armv8-m.base, armv8-m.main
9258 and armv8-m.main+dsp.
9259 (mno-unaligned-access): Clarify that this is disabled by default for
9260 ARMv8-M Baseline architectures as well.
9262 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
9264 * config/arm/elf.h: Use __ARM_ARCH_ISA_THUMB and __ARM_ARCH_ISA_ARM to
9265 decide whether to prevent some libgcc routines being included for some
9266 multilibs rather than __ARM_ARCH_6M__ and add comment to indicate the
9267 link between this condition and the one in
9268 libgcc/config/arm/lib1func.S.
9270 2016-07-07 Richard Biener <rguenther@suse.de>
9272 * tree-ssa-pre.c: Include alias.h.
9273 (compute_avail): If we have multiple VN_REFERENCEs with the
9274 same hashtable entry adjust that to make it a valid replacement
9275 for all of them with respect to alignment and aliasing
9276 when doing insertion.
9277 * tree-ssa-sccvn.h (vn_reference_operands_for_lookup): Declare.
9278 * tree-ssa-sccvn.c (vn_reference_operands_for_lookup): New function.
9280 2016-07-06 Segher Boessenkool <segher@kernel.crashing.org>
9284 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
9285 *ctr<mode>_internal5, *ctr<mode>_internal6): Add *wi to the output
9288 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9290 * var-tracking.c (struct adjust_mem_data): Make side_effects a vector.
9291 (adjust_mems): Adjust.
9292 (adjust_insn): Likewise.
9293 (prepare_call_arguments): Likewise.
9295 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9297 * gcse.c (struct ls_expr): Make stores field a vector.
9298 (ldst_entry): Adjust.
9299 (free_ldst_entry): Likewise.
9300 (print_ldst_list): Likewise.
9301 (compute_ld_motion_mems): Likewise.
9302 (update_ld_motion_stores): Likewise.
9304 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9306 * gcse.c (struct ls_expr): Remove loads field.
9307 (ldst_entry): Adjust.
9308 (free_ldst_entry): Likewise.
9309 (print_ldst_list): Likewise.
9310 (compute_ld_motion_mems): Likewise.
9312 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9314 * store-motion.c (struct st_expr): Make antic_stores a vector.
9315 (st_expr_entry): Adjust.
9316 (free_st_expr_entry): Likewise.
9317 (print_store_motion_mems): Likewise.
9318 (find_moveable_store): Likewise.
9319 (compute_store_table): Likewise.
9320 (remove_reachable_equiv_notes): Likewise.
9321 (replace_store_insn): Likewise.
9322 (build_store_vectors): Likewise.
9324 2016-07-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9326 * config/arm/driver-arm.c (arm_cpu_table): Add entries for cortex-a32,
9327 cortex-a35, cortex-a53, cortex-a57, cortex-a72, cortex-a73.
9329 2016-07-06 Yuri Rumyantsev <ysrumyan@gmail.com>
9331 PR tree-optimization/71518
9332 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Adjust
9333 misalign also for outer loops with negative step.
9335 2016-07-06 Wilco Dijkstra <wdijkstr@arm.com>
9337 * config/arm/cortex-a53.md: Use final_presence_set for in-order.
9338 (cortex_a53_shift): Add mov_shift.
9339 (cortex_a53_shift_reg): Add new reservation for register shifts.
9340 (cortex_a53_alu): Remove bfm.
9341 (cortex_a53_alu_shift): Add bfm, remove mov_shift.
9342 (cortex_a53_alu_extr): Add new reservation for EXTR.
9343 (bypasses): Improve bypass modelling.
9345 2016-07-06 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
9348 * config/avr/avr.c (avr_asm_select_section): Strip off
9349 SECTION_DECLARED from flags when calling get_section.
9351 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
9353 * tree-vectorizer.h (vect_memory_access_type): Add
9354 VMAT_INVARIANT, VMAT_CONTIGUOUS_DOWN and VMAT_CONTIGUOUS_REVERSED.
9355 * tree-vect-stmts.c (compare_step_with_zero): New function.
9356 (perm_mask_for_reverse): Move further up file.
9357 (get_group_load_store_type): Stick to VMAT_ELEMENTWISE if the
9359 (get_negative_load_store_type): New function.
9360 (get_load_store_type): Call it. Add an ncopies argument.
9361 (vectorizable_mask_load_store): Update call accordingly and
9362 remove tests for negative steps.
9363 (vectorizable_store, vectorizable_load): Likewise. Handle new
9364 memory_access_types.
9366 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
9368 * tree-vectorizer.h (vect_memory_access_type): New enum.
9369 (_stmt_vec_info): Add a memory_access_type field.
9370 (STMT_VINFO_MEMORY_ACCESS_TYPE): New macro.
9371 (vect_model_store_cost): Take an access type instead of a boolean.
9372 (vect_model_load_cost): Likewise.
9373 * tree-vect-slp.c (vect_analyze_slp_cost_1): Update calls to
9374 vect_model_store_cost and vect_model_load_cost.
9375 * tree-vect-stmts.c (vec_load_store_type): New enum.
9376 (vect_model_store_cost): Take an access type instead of a
9377 store_lanes_p boolean. Simplify tests.
9378 (vect_model_load_cost): Likewise, but for load_lanes_p.
9379 (get_group_load_store_type, get_load_store_type): New functions.
9380 (vectorizable_store): Use get_load_store_type. Record the access
9381 type in STMT_VINFO_MEMORY_ACCESS_TYPE.
9382 (vectorizable_load): Likewise.
9383 (vectorizable_mask_load_store): Likewise. Replace is_store
9384 variable with vls_type.
9386 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
9388 * tree-vectorizer.h (vect_grouped_load_supported): Add a
9389 single_element_p parameter.
9390 * tree-vect-data-refs.c (vect_grouped_load_supported): Likewise.
9391 Check the PR65518 case here rather than in vectorizable_load.
9392 * tree-vect-loop.c (vect_analyze_loop_2): Update call accordignly.
9393 * tree-vect-stmts.c (vectorizable_load): Likewise.
9395 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
9397 * tree-vectorizer.h (gather_scatter_info): New structure.
9398 (vect_check_gather_scatter): Return a bool rather than a decl.
9399 Replace return-by-pointer arguments with a single
9400 gather_scatter_info *.
9401 * tree-vect-data-refs.c (vect_check_gather_scatter): Likewise.
9402 (vect_analyze_data_refs): Update call accordingly.
9403 * tree-vect-stmts.c (vect_mark_stmts_to_be_vectorized): Likewise.
9404 (vectorizable_mask_load_store): Likewise. Also record the
9405 offset dt and vectype in the gather_scatter_info.
9406 (vectorizable_store): Likewise.
9407 (vectorizable_load): Likewise.
9409 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
9411 * tree-vect-stmts.c (vect_model_store_cost): For non-SLP
9412 strided groups, use the cost of N scalar accesses instead
9413 of ncopies vector accesses.
9414 (vect_model_load_cost): Likewise.
9416 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
9418 * tree-vect-stmts.c (vect_cost_group_size): Delete.
9419 (vect_model_store_cost): Avoid calling it. Use first_stmt_p
9420 variable to indicate when once-per-group costs are being used.
9421 (vect_model_load_cost): Likewise. Fix comment and misindented code.
9423 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
9425 * tree-vect-stmts.c (vectorizable_load): Remove unnecessary
9426 peeling-for-gaps condition.
9428 2016-07-06 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9430 * config/s390/s390.c (s390_expand_vec_init): Force initializer
9431 element to register if it doesn't match general_operand.
9433 2016-07-05 Michael Meissner <meissner@linux.vnet.ibm.com>
9434 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9436 * config/rs6000/rs6000-protos.h (rs6000_split_signbit): New
9438 * config/rs6000/rs6000.c (rs6000_split_signbit): New function.
9439 * config/rs6000/rs6000.md (UNSPEC_SIGNBIT): New constant.
9440 (SIGNBIT): New mode iterator.
9441 (Fsignbit): New mode attribute.
9442 (signbit<mode>2): Change operand1 to match FLOAT128 instead of
9443 IBM128; dispatch to gen_signbit{kf,tf}2_dm for __float128
9444 when direct moves are available.
9445 (signbit<mode>2_dm): New define_insn_and_split).
9446 (signbit<mode>2_dm2): New define_insn.
9448 2016-07-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9450 PR rtl-optimization/71594
9451 * ifcvt.c (noce_convert_multiple_sets): Wrap new_val or old_val
9452 into subregs of appropriate mode before trying to emit a conditional
9455 2016-07-05 Jan Hubicka <jh@suse.cz>
9457 * tree-scalar-evolution.c (iv_can_overflow_p): New function.
9458 (simple_iv): Use it.
9460 2016-07-05 Jan Hubicka <jh@suse.cz>
9462 * tree-ssa-loop-niter.c (nowrap_type_p): Use ANY_INTEGRAL_TYPE_P.
9464 2016-07-05 Jiong Wang <jiong.wang@arm.com>
9466 * lra-constraints.c (process_alt_operands): Don't add spilling cost for
9469 2016-07-05 Jan Hubicka <jh@suse.cz>
9471 * tree-scalar-evoluiton.c (simple_iv): Use nowrap_type to check if
9474 2016-07-05 Richard Biener <rguenther@suse.de>
9476 * gimple-ssa-split-paths.c (find_block_to_duplicate_for_splitting_pa):
9477 Handle empty else block.
9478 (is_feasible_trace): Likewise.
9479 (split_paths): Likewise.
9481 2016-07-05 Richard Biener <rguenther@suse.de>
9483 * tree-loop-distribution.c (distribute_loop): Fix issue with
9484 the cost model loop.
9486 2016-07-05 Christophe Lyon <christophe.lyon@linaro.org>
9488 * config/arm/neon-testgen.ml: Delete.
9489 * config/arm/neon.ml: Delete.
9491 2016-07-04 Jakub Jelinek <jakub@redhat.com>
9494 * tree.c (attribute_value_equal): Use get_attribute_name instead of
9495 directly using TREE_PURPOSE.
9497 2016-07-04 Jiong Wang <jiong.wang@arm.com>
9499 * config/aarch64/aarch64.h: Rename "ARMv8.1" to "ARMv8.1-A".
9500 * config/aarch64/aarch64_neon.h: Likewise.
9501 * config/aarch64/arm_neon.h: Likewise.
9502 * config/aarch64/atomics.md: Likewise.
9503 * config/aarch64/aarch64-simd-builtins.def: Likewise.
9504 * doc/invoke.texi: Likewise.
9506 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
9508 * config/s390/s390.md: Add "z13" cpu_facility.
9509 ("*mov<mode>cc"): Add support for z13 instructions lochi and locghi.
9510 * config/s390/predicates.md ("loc_operand"): New predicate for "load on
9511 condition" type instructions.
9513 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
9514 Jeff Law <law@redhat.com>
9516 * explow.c (allocate_dynamic_stack_space): Simplify knowing that
9517 MUST_ALIGN was always true and extra_align ist always BITS_PER_UNIT.
9519 2016-07-04 Yuri Rumyantsev <ysrumyan@gmail.com>
9521 * config/i386/i386.c (ix86_expand_vec_perm): Add handle one-operand
9522 permutation for TARGET_AVX512F.
9523 (ix86_expand_vec_one_operand_perm_avx512): New function.
9524 (expand_vec_perm_1): Invoke introduced function.
9525 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
9526 it may be not valid after vectorization.
9528 2016-07-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9531 * config/aarch64/aarch64.c (aarch64_classify_symbol): Fix
9532 typo in comment. Only force to memory if it is a weak
9535 2016-07-04 Matthew Wahab <matthew.wahab@arm.com>
9536 Jiong Wang <jiong.wang@arm.com>
9538 * config/aarch64/aarch64-arches.def: Add "armv8.2-a".
9539 * config/aarch64/aarch64.h (AARCH64_FL_V8_2): New.
9540 (AARCH64_FL_F16): New.
9541 (AARCH64_FL_FOR_ARCH8_2): New.
9542 (AARCH64_ISA_8_2): New.
9543 (AARCH64_ISA_F16): New.
9544 (TARGET_FP_F16INST): New.
9545 (TARGET_SIMD_F16INST): New.
9546 * config/aarch64/aarch64-option-extensions.def ("fp16"): New entry.
9547 ("fp"): Disabling "fp" also disables "fp16".
9548 * config/aarch64/aarch64-c.c (arch64_update_cpp_builtins):
9549 Conditionally define __ARM_FEATURE_FP16_SCALAR_ARITHMETIC
9550 and __ARM_FEATURE_FP16_VECTOR_ARITHMETIC.
9551 * doc/invoke.texi (AArch64 Options): Document "armv8.2-a" and "fp16".
9553 2016-07-04 Jan Beulich <jbeulich@suse.com>
9555 * gcc.c (default_compilers["@c-header"]): Conditionalize "-o".
9557 2016-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
9560 * config/rs6000/vsx.md (vsx_splat_v4sf_internal): When splitting
9561 the insns, use an insn form that does not adjust the offset on
9562 little endian systems.
9564 2016-07-01 Jan Beulich <jbeulich@suse.com>
9566 * varasm.c (get_variable_section): Validate initializer in
9567 named .bss-like sections.
9569 2016-07-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
9571 * config/rs6000/altivec.md (*altivec_vpermr_<mode>_internal):
9572 Exchange the order of the second and third operands in the vpermr
9573 instruction tmeplate.
9575 2016-07-01 Peter Bergner <bergner@vnet.ibm.com>
9578 * config/rs6000/rs6000.c (rs6000_secondary_reload_simple_move):
9579 Disallow TDmode values.
9581 2016-07-01 Alan Modra <amodra@gmail.com>
9583 PR rtl-optimization/71709
9584 * ira-lives.c (find_call_crossed_cheap_reg): Exit loop on arg reg
9585 being set, not referenced.
9587 2016-07-01 Yuri Rumyantsev <ysrumyan@gmail.com>
9589 PR tree-optimization/70729
9590 * tree-vectorizer.c (adjust_simduid_builtins): Nullify safelen field
9591 of loop since it can be not valid after transformation.
9593 2016-07-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9595 * config/arm/arm.c (thumb_reload_in_hi): Delete.
9596 * config/arm/arm-protos.h (thumb_reload_in_hi): Delete prototype.
9598 2016-07-01 Eric Botcazou <ebotcazou@adacore.com>
9600 * config/arm/arm.c (arm_function_ok_for_sibcall): Add another check
9603 2016-06-30 Michael Meissner <meissner@linux.vnet.ibm.com>
9606 * config/rs6000/constraints.md (wY constraint): New constraint to
9607 match the requirements for the LXSD and STXSD instructions.
9608 * config/rs6000/predicates.md (offsettable_mem_14bit_operand): New
9609 predicate to match the requirements for the LXSD and STXSD
9611 * config/rs6000/rs6000.md (mov<mode>_hardfloat32, FMOVE64 case):
9612 Use constaint wY for LXSD/STXSD instructions instead of 'o' or 'Y'
9613 to make sure that the bottom 2 bits of offset are 0, the address
9614 form is offsettable, and no updating is done in the address mode.
9615 (mov<mode>_hardfloat64, FMOVE64 case): Likewise.
9616 (movdi_internal32): Likewise
9617 (movdi_internal64): Likewise.
9619 2016-06-30 Jakub Jelinek <jakub@redhat.com>
9621 PR tree-optimization/71707
9622 * tree-ssa-strlen.c (get_stridx_plus_constant): Handle already present
9623 strinfo even for ADDR_EXPR ptr.
9625 2016-06-30 Kelvin Nilsen <kelvin@gcc.gnu.org>
9627 * config/rs6000/altivec.md (darn_32): Change the condition to
9628 TARGET_P9_MISC instead of TARGET_MODULO.
9629 (darn_raw): Replace TARGET_MODULO with TARGET_P9_MISC in the
9630 condition expression.
9631 (darn): Replace TARGET_MODULO with TARGET_P9_MISC in the
9632 condition expression.
9633 * config/rs6000/dfp.md (UNSPEC_DTSTSFI): New unspec constant.
9634 (DFP_TEST): New code iterator.
9635 (dfptstsfi_<code>_mode>): New define_expand.
9636 (*dfp_sgnfcnc_<mode>): New define_insn.
9637 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_0): Move this macro
9638 definition next to BU_P9_MISC_1 definition and change the MASK
9639 value to RS6000_BTM_P9_MISC.
9640 (BU_P9_MISC_1): Change the MASK value to RS6000_BTM_P9_MISC.
9641 (BU_P9_64BIT_MISC_0): Likewise.
9642 (BU_P9_DFP_MISC_0): New macro definition.
9643 (BU_P9_DFP_MISC_1): New macro definition.
9644 (BU_P9_DFP_MISC_2): New macro definition.
9645 (BU_P9_DFP_OVERLOAD_1): New macro definition.
9646 (BU_P9_DFP_OVERLOAD_2): New macro definition.
9647 (BU_P9_DFP_OVERLOAD_3): New macro definition.
9648 (TSTSFI_LT_DD): New BU_P9_DFP_MISC_2.
9649 (TSTSFI_LT_TD): Likewise.
9650 (TSTSFI_EQ_DD): Likewise.
9651 (TSTSFI_EQ_TD): Likewise.
9652 (TSTSFI_GT_DD): Likewise.
9653 (TSTSFI_GT_TD): Likewise.
9654 (TSTSFI_OV_DD): Likewise.
9655 (TSTSFI_OV_TD): Likewise.
9656 (TSTSFI_LT): New BU_P9_DFP_OVERLOAD_2.
9657 (TSTSFI_LT_DD): Likewise.
9658 (TSTSFI_LT_TD): Likewise.
9659 (TSTSFI_EQ): Likewise.
9660 (TSTSFI_EQ_DD): Likewise.
9661 (TSTSFI_EQ_TD): Likewise.
9662 (TSTSFI_GT): Likewise.
9663 (TSTSFI_GT_DD): Likewise.
9664 (TSTSFI_GT_TD): Likewise.
9665 (TSTSFI_OV): Likewise.
9666 (TSTSFI_OV_DD): Likewise.
9667 (TSTSFI_OV_TD): Likewise.
9668 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
9669 overloaded test significance functions.
9670 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
9671 OPTION_MASK_P9_MISC into the representation of this mask.
9672 (POWERPC_MASKS): Add OPTION_MASK_P9_MISC into the representation
9674 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Set the
9675 RS6000_BTM_P9_MISC flag in the return value if TARGET_P9_MISC is
9677 (rs6000_expand_binop_builtin): Enforce that argument 0 of the exp
9678 argument is a 6-bit unsigned literal value if the icode argument
9679 represents a DFP test significance built-in call.
9680 (rs6000_invalid_builtin): Add support for the RS6000_BTM_P9_MISC
9681 flag used independently and in combination with the
9682 RS6000_BTM_64BIT flag.
9683 (rs6000_opt_masks): Add entry for power9-misc command-line option.
9684 (rs6000_builtin_mask_names): Add entry for power9-misc
9685 command-line option.
9686 * config/rs6000/rs6000.h: Redefine TARGET_P9_MISC as 0 if
9687 HAVE_AS_POWER9 is not a defined macro. Define MASK_P9_MISC and
9688 RS6000_BTM_P9_MISC macros.
9689 * config/rs6000/rs6000.opt: Add support for the -mpower9-misc
9690 option and change the description of the -mpower9-vector option to
9691 enable only vector instructions, removing its erroneously claimed
9692 support for scalar instructions.
9693 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
9694 the ISA 3.0 digital floating point test significance built-in
9697 2016-06-30 Wilco Dijkstra <wdijkstr@arm.com>
9699 * config/aarch64/aarch64.c (cortexa35_tunings):
9700 Enable AES fusion. Use cortexa57_branch_cost.
9701 (cortexa53_tunings): Use cortexa57_branch_cost.
9702 (cortexa72_tunings): Use cortexa57_branch_cost.
9703 Use AUTOPREFETCHER_WEAK.
9704 (cortexa73_tunings): Use cortexa57_branch_cost.
9706 2016-06-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9707 James Greenhalgh <james.greenhalgh@arm.com>
9709 * config/aarch64/arm_neon.h (vcopyq_lane_f32, vcopyq_lane_f64,
9710 vcopyq_lane_p8, vcopyq_lane_p16, vcopyq_lane_s8, vcopyq_lane_s16,
9711 vcopyq_lane_s32, vcopyq_lane_s64, vcopyq_lane_u8, vcopyq_lane_u16,
9712 vcopyq_lane_u32, vcopyq_lane_u64): Reimplement in C.
9713 (vcopy_lane_f32, vcopy_lane_f64, vcopy_lane_p8, vcopy_lane_p16,
9714 vcopy_lane_s8, vcopy_lane_s16, vcopy_lane_s32, vcopy_lane_s64,
9715 vcopy_lane_u8, vcopy_lane_u16, vcopy_lane_u32, vcopy_lane_u64,
9716 vcopy_laneq_f32, vcopy_laneq_f64, vcopy_laneq_p8, vcopy_laneq_p16,
9717 vcopy_laneq_s8, vcopy_laneq_s16, vcopy_laneq_s32, vcopy_laneq_s64,
9718 vcopy_laneq_u8, vcopy_laneq_u16, vcopy_laneq_u32, vcopy_laneq_u64,
9719 vcopyq_laneq_f32, vcopyq_laneq_f64, vcopyq_laneq_p8, vcopyq_laneq_p16,
9720 vcopyq_laneq_s8, vcopyq_laneq_s16, vcopyq_laneq_s32, vcopyq_laneq_s64,
9721 vcopyq_laneq_u8, vcopyq_laneq_u16, vcopyq_laneq_u32, vcopyq_laneq_u64):
9724 2016-06-30 James Greenhalgh <james.greenhalgh@arm.com>
9725 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9727 * config/aarch64/aarch64-simd.md (*aarch64_simd_vec_copy_lane<mode>):
9729 (*aarch64_simd_vec_copy_lane_<vswap_width_name><mode>): Likewise.
9731 2016-06-30 David Malcolm <dmalcolm@redhat.com>
9734 * gcc.c (driver::build_option_suggestions): Pass "option" to
9735 add_misspelling_candidates.
9736 * opts-common.c (add_misspelling_candidates): Add "option" param;
9737 use it to avoid adding negated forms for options marked with
9739 * opts.h (add_misspelling_candidates): Add "option" param.
9741 2016-06-30 Jakub Jelinek <jakub@redhat.com>
9744 * fold-const.c (fold_binary_loc) <case RROTATE_EXPR>: Cast
9745 TREE_OPERAND (arg0, 0) and TREE_OPERAND (arg0, 1) to type
9746 first when permuting bitwise operation with rotate. Cast
9747 TREE_OPERAND (arg0, 0) to type when cancelling two rotations.
9749 2016-06-29 David Malcolm <dmalcolm@redhat.com>
9751 * opts.c (handle_param): Use find_param_fuzzy to offer suggestions
9752 for misspelled param names.
9753 * params.c: Include spellcheck.h.
9754 (find_param_fuzzy): New function.
9755 * params.h (find_param_fuzzy): New prototype.
9756 * spellcheck.c (struct edit_distance_traits<const char *>): Move to...
9757 * spellcheck.h (struct edit_distance_traits<const char *>):
9760 2016-06-29 Michael Meissner <meissner@linux.vnet.ibm.com>
9762 * config/rs6000/predicates.md (const_0_to_7_operand): New
9763 predicate, recognize 0..7.
9764 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
9765 support for doing extracts from V16QImode, V8HImode, V4SImode
9767 * config/rs6000/vsx.md (VSX_EXTRACT_I): Mode iterator for ISA 3.0
9768 vector extract support.
9769 (VSX_EXTRACT_PREDICATE): Mode attribute to validate element number
9770 for ISA 3.0 vector extract.
9771 (VSX_EX): Constraints to use for ISA 3.0 vector extract.
9772 (vsx_extract_<mode>, VSX_EXTRACT_I): Add support for doing
9773 extracts of a constant element number from small integer vectors
9774 on 64-bit ISA 3.0 systems.
9775 (vsx_extract_<mode>_di): Likewise.
9776 * config/rs6000/rs6000.h (TARGET_VEXTRACTUB): New target macro to
9777 say when we can do ISA 3.0 vector extracts.
9778 * config/rs6000/rs6000.md (stfiwx): Allow DImode in Altivec
9779 registers, using the stxsiwx instruction.
9781 2016-06-29 Jim Wilson <jim.wilson@linaro.org>
9783 * config/aarch64/aarch64-cores.def (qdf24xx): Use qdf24xx tuning.
9784 * config/aarch64/aarch64.c (qdf24xx_addrcost_table,
9785 qdf24xx_regmove_cost, qdf24xx_tunings): New.
9786 * config/arm/aarch64-cost-tables.h (qdf24xx_extra_costs): New.
9787 * config/arm/arm-cores.def (qdf24xx): Use qdf24xx tuning.
9788 * config/arm/arm.c (arm_qdf24xx_tune): New.
9790 2016-06-29 Wilco Dijkstra <wdijkstr@arm.com>
9792 * config/aarch64/aarch64.c (cortexa53_tunings):
9793 Increase loop alignment to 8. Set function alignment to 16.
9794 (cortexa35_tunings): Likewise.
9795 (cortexa57_tunings): Increase loop alignment to 8.
9796 (cortexa72_tunings): Likewise.
9797 (cortexa73_tunings): Likewise.
9799 2016-06-29 Matthew Wahab <matthew.wahab@arm.com>
9801 * doc/sourcebuild.texi (Effective-Target keywords): Add entries
9802 for arm_fp16_ok and arm_fp16_hw.
9803 (Add Options): Add entries for arm_fp16, arm_fp16_ieee and
9804 arm_fp16_alternative.
9806 2016-06-29 Ilya Enkovich <ilya.enkovich@intel.com>
9808 PR tree-optimization/71655
9809 * tree-vect-stmts.c (vectorizable_comparison): Swap definition
9810 types when swapping operands.
9812 2016-06-29 Martin Liska <mliska@suse.cz>
9815 * common.opt (flag_stack_protect): Mark the flag as optimization flag.
9816 * ipa-inline-transform.c (inline_call): Remove unnecessary call
9817 of build_optimization_node.
9819 2016-06-29 Yuri Rumyantsev <ysrumyan@gmail.com>
9821 PR tree-optimization/70729
9822 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Consider memory reference as
9823 independent in loops having positive safelen value.
9824 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
9825 it may be not valid after vectorization.
9827 2016-06-29 Jakub Jelinek <jakub@redhat.com>
9829 PR tree-optimization/71625
9830 * tree-ssa-strlen.c (get_addr_stridx): Add PTR argument. Assume list
9831 is sorted by ascending list->offset. If PTR is non-NULL and there is
9832 previous strinfo, call get_stridx_plus_constant.
9833 (get_stridx): Pass exp as second argument to get_addr_stridx.
9834 (addr_stridxptr): Add missing list = list->next, so that there can be
9835 more than one entries in the list. Bump limit from 16 to 32. Ensure
9836 the list is sorted by ascending list->offset.
9837 (get_stridx_plus_constant): Adjust so that it can be also called with
9838 ADDR_EXPR instead of SSA_NAME as PTR.
9839 (handle_char_store): Pass NULL_TREE as second argument to
9842 2016-06-29 Richard Biener <rguenther@suse.de>
9844 PR rtl-optimization/68961
9845 * simplify-rtx.c (simplify_subreg): Handle VEC_CONCAT like CONCAT.
9847 2016-06-29 Richard Biener <rguenther@suse.de>
9850 * alias.c (component_uses_parent_alias_set_from): Handle
9851 type punning through union accesses by using the union alias set.
9852 * gimple.c (gimple_get_alias_set): Remove union type punning case.
9854 2016-07-29 Richard Biener <rguenther@suse.de>
9856 * match.pd ((T)(T2)x -> (T)x): Remove restriction on final
9857 precision not matching mode precision.
9859 2016-06-28 John David Anglin <danglin@gcc.gnu.org>
9861 * config/pa/pa.md (call_symref_64bit_post_reload): Don't call
9862 pa_output_arg_descriptor.
9863 (call_val_symref_64bit_post_reload): Likewise.
9864 (call_val_powf_64bit_post_reload): Likewise.
9865 (sibcall_internal_symref_64bit): Likewise.
9866 (sibcall_value_internal_symref_64bit): Likewise.
9868 2016-06-28 Jakub Jelinek <jakub@redhat.com>
9871 * config/i386/i386.c (ix86_expand_vector_move): For SUBREG of
9872 a constant, force its SUBREG_REG into memory or register instead
9875 2016-06-28 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
9878 * config/avr/avr.opt (-mfract-convert-truncate): Update description.
9879 * doc/invoke.texi (AVR Options): Document it.
9881 2016-06-28 Walter Lee <walt@tilera.com>
9883 * config/tilegx/linux.h: Do not include arch/icache.h
9884 (CLEAR_INSN_CACHE): Provide inlined definition directly.
9885 * config/tilepro/linux.h: Do not include arch/icache.h
9886 (CLEAR_INSN_CACHE): Provide inlined definition directly.
9888 2016-06-28 Wilco Dijkstra <wdijkstr@arm.com>
9890 * tree-ssa-math-opts.c (find_bswap_or_nop_1): Adjust bitnumbering
9891 for big-endian BIT_FIELD_REF.
9893 2016-06-28 Pat Haugen <pthaugen@us.ibm.com>
9895 * config/rs6000/rs6000.md ('type' attribute): Add htmsimple/dfp types.
9896 ('size' attribute): Add '128'.
9898 (*mov<mode>_hardfloat32, *mov<mode>_hardfloat64, *movdi_internal32,
9899 *movdi_internal64, *movdf_update1): Set size attribute to '64'.
9900 (add<mode>3, sub<mode>3, mul<mode>3, div<mode>3, sqrt<mode>2,
9901 copysign<mode>3, neg<mode>2_hw, abs<mode>2_hw, *nabs<mode>2_hw,
9902 *fma<mode>4_hw, *fms<mode>4_hw, *nfma<mode>4_hw, *nfms<mode>4_hw,
9903 extend<SFDF:mode><IEEE128:mode>2_hw, trunc<mode>df2_hw,
9904 *xscvqp<su>wz_<mode>, *xscvqp<su>dz_<mode>, *xscv<su>dqp_<mode>,
9905 *trunc<mode>df2_odd): Set size attribute to '128'.
9906 (*cmp<mode>_hw): Change type to veccmp and set size attribute to '128'.
9907 * config/rs6000/power6.md (power6-fp): Include dfp type.
9908 * config/rs6000/power7.md (power7-fp): Likewise.
9909 * config/rs6000/power8.md (power8-fp): Likewise.
9910 * config/rs6000/power9.md: New file.
9911 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power9.md.
9912 * config/rs6000/htm.md (*tabort, *tabort<wd>c, *tabort<wd>ci,
9913 *trechkpt, *treclaim, *tsr, *ttest): Change type attribute to
9915 * config/rs6000/dfp.md (extendsddd2, truncddsd2, extendddtd2,
9916 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
9917 divtd3, *cmpdd_internal1, *cmptd_internal1, floatdidd2, floatditd2,
9918 ftruncdd2, fixdddi2, ftrunctd2, fixtddi2, dfp_ddedpd_<mode>,
9919 dfp_denbcd_<mode>, dfp_dxex_<mode>, dfp_diex_<mode>, dfp_dscli_<mode>,
9920 dfp_dscri_<mode>): Change type attribute to dfp.
9921 * config/rs6000/crypto.md (crypto_vshasigma<CR_char>): Change type
9922 attribute to vecsimple.
9923 * config/rs6000/rs6000.c (power9_cost): Update costs, cache size
9924 and prefetch streams.
9925 (rs6000_option_override_internal): Remove temporary code setting
9926 tuning to power8. Don't set rs6000_sched_groups for power9.
9927 (last_scheduled_insn): Change to rtx_insn *.
9928 (divide_cnt, vec_load_pendulum): New variables.
9929 (rs6000_adjust_cost): Add Power9 to test for store->load separation.
9930 (rs6000_issue_rate): Set issue rate for Power9.
9931 (is_power9_pairable_vec_type): New.
9932 (power9_sched_reorder2): New.
9933 (rs6000_sched_reorder2): Call new function for Power9 specific
9935 (insn_must_be_first_in_group): Remove Power9.
9936 (insn_must_be_last_in_group): Likewise.
9937 (force_new_group): Likewise.
9938 (rs6000_sched_init): Fix initialization of last_scheduled_insn.
9939 Initialize divide_cnt/vec_load_pendulum.
9940 (_rs6000_sched_context, rs6000_init_sched_context,
9941 rs6000_set_sched_context): Handle context save/restore of new
9944 2016-06-28 Richard Biener <rguenther@suse.de>
9946 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p):
9947 Properly handle DECL_BIT_FIELD_REPRESENTATIVE occuring as
9948 COMPONENT_REF operand.
9949 (nonoverlapping_component_refs_p): Likewise.
9950 * stor-layout.c (start_bitfield_representative): Mark
9951 DECL_BIT_FIELD_REPRESENTATIVE as DECL_NONADDRESSABLE_P.
9953 2016-06-28 Jakub Jelinek <jakub@redhat.com>
9955 * Makefile.in: Don't cat ../stage_current if it does not exist.
9957 * doc/extend.texi (__builtin_add_overflow_p): Clarify behavior when
9958 last argument is a bit-field.
9960 PR rtl-optimization/71673
9961 * internal-fn.c (expand_arith_overflow_result_store): Use
9962 OPTAB_LIB_WIDEN instead of OPTAB_DIRECT as last argument to
9963 expand_simple_binop.
9966 * builtins.c (expand_ifn_atomic_compare_exchange_into_call,
9967 expand_ifn_atomic_compare_exchange): New functions.
9968 * internal-fn.c (expand_ATOMIC_COMPARE_EXCHANGE): New function.
9969 * tree.h (build_call_expr_internal_loc): Rename to ...
9970 (build_call_expr_internal_loc_array): ... this. Fix up type of
9972 * internal-fn.def (ATOMIC_COMPARE_EXCHANGE): New internal fn.
9973 * predict.c (expr_expected_value_1): Handle IMAGPART_EXPR of
9974 ATOMIC_COMPARE_EXCHANGE result.
9975 * builtins.h (expand_ifn_atomic_compare_exchange): New prototype.
9976 * gimple-fold.h (optimize_atomic_compare_exchange_p,
9977 fold_builtin_atomic_compare_exchange): New prototypes.
9978 * gimple-fold.c (optimize_atomic_compare_exchange_p,
9979 fold_builtin_atomic_compare_exchange): New functions..
9980 * tree-ssa.c (execute_update_addresses_taken): If
9981 optimize_atomic_compare_exchange_p, ignore &var in 2nd argument
9982 of call when finding addressable vars, and if such var becomes
9983 non-addressable, call fold_builtin_atomic_compare_exchange.
9985 2016-06-27 Segher Boessenkool <segher@kernel.crashing.org>
9988 * config/rs6000/rs6000.md (ashdi3_extswsli_dot): Use
9989 gen_ashdi3_extswsli_dot2 instead of gen_ashdi3_extswsli_dot.
9991 2016-06-27 Pat Haugen <pthaugen@us.ibm.com>
9993 * config/rs6000/rs6000.md ('type' attribute): Add
9994 veclogical,veccmpfx,vecexts,vecmove insn types.
9995 (*abs<mode>2_fpr, *nabs<mode>2_fpr, *neg<mode>2_fpr, *extendsfdf2_fpr,
9996 copysign<mode>3_fcpsgn, trunc<mode>df2_internal1, neg<mode>2_internal,
9997 p8_fmrgow_<mode>, pack<mode>): Change type to fpsimple.
9998 (*xxsel<mode>, copysign<mode>3_hard, neg<mode>2_hw, abs<mode>2_hw,
9999 *nabs<mode>2_hw): Change type to vecmove.
10000 (*and<mode>3_internal, *bool<mode>3_internal, *boolc<mode>3_internal,
10001 *boolcc<mode>3_internal, *eqv<mode>3_internal,
10002 *one_cmpl<mode>3_internal, *ieee_128bit_vsx_neg<mode>2_internal,
10003 *ieee_128bit_vsx_abs<mode>2_internal,
10004 *ieee_128bit_vsx_nabs<mode>2_internal, extendkftf2, trunctfkf2,
10005 *ieee128_mfvsrd_64bit, *ieee128_mfvsrd_32bit, *ieee128_mtvsrd_64bit,
10006 *ieee128_mtvsrd_32bit): Change type to veclogical.
10007 (mov<mode>_hardfloat, *mov<mode>_hardfloat32, *mov<mode>_hardfloat64,
10008 *movdi_internal32, *movdi_internal64): Update insn types.
10009 * config/rs6000/vsx.md (*vsx_le_undo_permute_<mode>,
10010 vsx_extract_<mode>): Change type to veclogical.
10011 (*vsx_xxsel<mode>, *vsx_xxsel<mode>_uns): Change type to vecmove.
10012 (vsx_sign_extend_qi_<mode>, *vsx_sign_extend_hi_<mode>,
10013 *vsx_sign_extend_si_v2di): Change type to vecexts.
10014 * config/rs6000/altivec.md (*altivec_mov<mode>, *altivec_movti): Change
10015 type to veclogical.
10016 (*altivec_eq<mode>, *altivec_gt<mode>, *altivec_gtu<mode>,
10017 *altivec_vcmpequ<VI_char>_p, *altivec_vcmpgts<VI_char>_p,
10018 *altivec_vcmpgtu<VI_char>_p): Change type to veccmpfx.
10019 (*altivec_vsel<mode>, *altivec_vsel<mode>_uns): Change type to vecmove.
10020 * config/rs6000/dfp.md (*negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
10021 negtd2, *abstd2_fpr, *nabstd2_fpr): Change type to fpsimple.
10022 * config/rs6000/40x.md (ppc405-float): Add fpsimple.
10023 * config/rs6000/440.md (ppc440-fp): Add fpsimple.
10024 * config/rs6000/476.md (ppc476-fp): Add fpsimple.
10025 * config/rs6000/601.md (ppc601-fp): Add fpsimple.
10026 * config/rs6000/603.md (ppc603-fp): Add fpsimple.
10027 * config/rs6000/6xx.md (ppc604-fp): Add fpsimple.
10028 * config/rs6000/7xx.md (ppc750-fp): Add fpsimple.
10029 (ppc7400-vecsimple): Add veclogical, vecmove, veccmpfx.
10030 * config/rs6000/7450.md (ppc7450-fp): Add fpsimple.
10031 (ppc7450-vecsimple): Add veclogical, vecmove.
10032 (ppc7450-veccmp): Add veccmpfx.
10033 * config/rs6000/8540.md (ppc8540_simple_vector): Add veclogical,
10035 (ppc8540_vector_compare): Add veccmpfx.
10036 * config/rs6000/a2.md (ppca2-fp): Add fpsimple.
10037 * config/rs6000/cell.md (cell-fp): Add fpsimple.
10038 (cell-vecsimple): Add veclogical, vecmove.
10039 (cell-veccmp): Add veccmpfx.
10040 * config/rs6000/e300c2c3.md (ppce300c3_fp): Add fpsimple.
10041 * config/rs6000/e6500.md (e6500_vecsimple): Add veclogical, vecmove,
10043 * config/rs6000/mpc.md (mpccore-fp): Add fpsimple.
10044 * config/rs6000/power4.md (power4-fp): Add fpsimple.
10045 (power4-vecsimple): Add veclogical, vecmove.
10046 (power4-veccmp): Add veccmpfx.
10047 * config/rs6000/power5.md (power5-fp): Add fpsimple.
10048 * config/rs6000/power6.md (power6-fp): Add fpsimple.
10049 (power6-vecsimple): Add veclogical, vecmove.
10050 (power6-veccmp): Add veccmpfx.
10051 * config/rs6000/power7.md (power7-fp): Add fpsimple.
10052 (power7-vecsimple): Add veclogical, vecmove, veccmpfx.
10053 * config/rs6000/power8.md (power8-fp): Add fpsimple.
10054 (power8-vecsimple): Add veclogical, vecmove, veccmpfx.
10055 * config/rs6000/rs64.md (rs64a-fp): Add fpsimple.
10056 * config/rs6000/titan.md (titan_fp): Add fpsimple.
10057 * config/rs6000/xfpu.md (fp-default, fp-addsub-s, fp-addsub-d): Add
10059 * config/rs6000/rs6000.c (rs6000_adjust_cost): Add TYPE_FPSIMPLE.
10061 2016-06-27 Peter Bergner <bergner@vnet.ibm.com>
10064 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
10065 OPTION_MASK_P9_DFORM_VECTOR.
10066 * config/rs6000/rs6000.c (rs6000_option_override_internal): Do not
10067 disable -mpower9-dform-vector when using reload.
10068 (quad_address_p): Remove 'gpr_p' argument and all associated code.
10069 New 'strict' argument. Update all callers. Add strict addressing
10071 (rs6000_legitimate_offset_address_p): Remove call to
10072 virtual_stack_registers_memory_p.
10073 (rs6000_legitimize_reload_address): Add quad address support.
10074 (rs6000_legitimate_address_p): Move call to quad_address_p above
10075 call to virtual_stack_registers_memory_p. Adjust quad_address_p args
10076 to account for new strict usage.
10077 (rs6000_output_move_128bit): Adjust quad_address_p args to account
10078 for new strict usage.
10079 * config/rs6000/predicates.md (quad_memory_operand): Likewise.
10081 2016-06-26 Uros Bizjak <ubizjak@gmail.com>
10088 * config/i386/i386.c (ix86_spill_class): Disable condition to
10089 always return NO_REGS.
10091 2016-06-26 Jan Hubicka <hubicka@ucw.cz>
10093 * predict.c: Include gimple-pretty-print.h
10094 (predicted_by_loop_heuristics_p): Check also
10095 PRED_LOOP_EXIT_WITH_RECURSION
10096 (predict_loops): Find self recursive calls and use special purpose
10097 predictors for them; dump log about decisions.
10098 (pass_profile::execute): Dump info about #of iterations.
10099 * predict.def (PRED_LOOP_EXIT_WITH_RECURSION,
10100 (PRED_LOOP_GUARD_WITH_RECURSION): New predictors.
10102 2016-06-26 John David Anglin <danglin@gcc.gnu.org>
10104 * config/pa/pa.c (pa_output_indirect_call): Rework to combine
10105 output_asm_insn calls and shorten long lines. Output .CALL
10106 argument descriptor using pa_output_arg_descriptor. Add various
10107 inline $$dyncall and other optimizations.
10108 (pa_attr_length_indirect_call): Adjust ordering and lengths.
10110 2016-06-25 Jakub Jelinek <jakub@redhat.com>
10112 PR tree-optimization/71643
10113 * tree-ssa-tail-merge.c (find_clusters_1): Ignore basic blocks with
10116 * tree-ssa-tail-merge.c (deps_ok_for_redirect_from_bb_to_bb): Don't
10117 leak a bitmap if dep_bb is NULL.
10119 PR tree-optimization/71631
10120 * tree-ssa-reassoc.c (reassociate_bb): Pass true as last argument
10121 to rewrite_expr_tree even if negate_result, move new_lhs var
10122 declaration and initialization earlier, for powi_result set afterwards
10123 new_lhs to lhs. For negate_result, use new_lhs instead of tmp
10124 if new_lhs != lhs, and don't shadow gsi var.
10126 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
10128 * predict.c (predict_paths_leading_to, predict_paths_leading_to_edge):
10129 Add in_loop parameter.
10130 (predict_loops): Add loop guard heuristics.
10131 * predict.def (PRED_LOOP_GUARD): New heuristics.
10133 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
10135 * predict.c: Include ipa-utils.h
10136 (tree_bb_level_prediction): Predict recursive calls.
10137 (tree_estimate_probability_bb): Skip inexpensive calls for call
10139 * predict.def (PRED_RECURSIVE_CALL): New.
10141 2016-06-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10143 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): New #define.
10144 (BU_FLOAT128_1): Likewise.
10146 (COPYSIGNQ): Likewise.
10147 (RS6000_BUILTIN_NANQ): Likewise.
10148 (RS6000_BUILTIN_NANSQ): Likewise.
10149 (RS6000_BUILTIN_INFQ): Likewise.
10150 (RS6000_BUILTIN_HUGE_VALQ): Likewise.
10151 * config/rs6000/rs6000.c (rs6000_fold_builtin): New prototype.
10152 (TARGET_FOLD_BUILTIN): New #define.
10153 (rs6000_builtin_mask_calculate): Add TARGET_FLOAT128 entry.
10154 (rs6000_invalid_builtin): Add handling for RS6000_BTM_FLOAT128.
10155 (rs6000_fold_builtin): New target hook implementation, handling
10156 folding of 128-bit NaNs and infinities.
10157 (rs6000_init_builtins): Initialize const_str_type_node; ensure all
10158 entries are filled in to avoid problems during bootstrap
10159 self-test; define builtins for 128-bit NaNs and infinities.
10160 (rs6000_opt_mask): Add entry for float128.
10161 * config/rs6000/rs6000.h (RS6000_BTM_FLOAT128): New #define.
10162 (RS6000_BTM_COMMON): Include RS6000_BTM_FLOAT128.
10163 (rs6000_builtin_type_index): Add RS6000_BTI_const_str.
10164 (const_str_type_node): New #define.
10165 * config/rs6000/rs6000.md (copysign<mode>3 for IEEE128): Convert
10166 to a define_expand that dispatches to either copysign<mode>3_soft
10167 or copysign<mode>3_hard.
10168 (copysign<mode>3_hard): Rename from copysign<mode>3.
10169 (copysign<mode>3_soft): New define_insn.
10170 * doc/extend.texi: Document new builtins.
10172 2016-06-24 Jakub Jelinek <jakub@redhat.com>
10174 * cfgloop.c (flow_loop_dump): Cast nit to uint64_t and print it using
10175 PRIu64 instead of lu.
10177 2016-06-24 Eric Botcazou <ebotcazou@adacore.com>
10180 * tree-inline.c (remap_decl): When fixing up DECL_ORIGINAL_TYPE, just
10181 copy the type name.
10183 2016-06-24 Jakub Jelinek <jakub@redhat.com>
10185 PR tree-optimization/71647
10186 * omp-low.c (lower_rec_input_clauses): Convert
10187 omp_clause_aligned_alignment (c) to size_type_node for the
10188 last argument of __builtin_assume_aligned.
10190 2016-06-24 H.J. Lu <hongjiu.lu@intel.com>
10192 * configure.ac (calling ___tls_get_addr via GOT): New
10193 assembler/linker check.
10194 (HAVE_AS_IX86_TLS_GET_ADDR_GOT): New. Defined to 1 if 32-bit
10195 assembler and linker supports calling ___tls_get_addr via GOT.
10196 Otherise, defined to 0.
10197 * config.in: Regenerated.
10198 * configure: Likewise.
10199 * config/i386/constraints.md (Yb): New constraint.
10200 * config/i386/i386.h (reg_class): Add TLS_GOTBASE_REGS.
10201 (REG_CLASS_NAMES): Likewise.
10202 (REG_CLASS_CONTENTS): Likewise.
10203 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Replace
10204 the b constraint with the Yb constraint. Call ___tls_get_addr
10205 via GOT for GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT
10207 (*tls_local_dynamic_base_32_gnu): Likewise.
10208 (*tls_global_dynamic_64_<mode>): Call _tls_get_addr via GOT for
10209 GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT is 1.
10210 (*tls_local_dynamic_base_64_<mode>): Likewise.
10212 2016-06-24 Martin Liska <mliska@suse.cz>
10214 * cfgloop.c (flow_loop_dump): Dump average number of loop iterations.
10215 * cfgloop.h: Change 'struct loop' to 'const struct loop' for a
10217 * cfgloopanal.c (expected_loop_iterations_unbounded): Set a new
10218 argument to true if the expected number of iterations is
10221 2016-06-24 Uros Bizjak <ubizjak@gmail.com>
10223 * configure.ac (HAVE_AS_GOTOF_IN_DATA): Use $as_ix86_gas_32_opt to
10224 assemble for 32bit target.
10225 (HAVE_AS_IX86_TLSGDPLT): Use $as_ix86_gas_32_opt to assemble
10226 and $ld_ix86_gld_32_opt to link for 32bit target.
10227 (HAVE_AS_IX86_TLSLDMPLT): Ditto.
10228 * configure: Regenerate.
10230 2016-06-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10232 * config/arm/arm.c (int_log2): Delete definition and prototype.
10233 (shift_op): Use exact_log2 instead of int_log2.
10234 (vfp3_const_double_for_fract_bits): Likewise.
10236 2016-06-24 Jakub Jelinek <jakub@redhat.com>
10238 * internal-fn.c (expand_arith_set_overflow): New function.
10239 (expand_addsub_overflow, expand_neg_overflow, expand_mul_overflow):
10241 (expand_arith_overflow_result_store): Likewise. Handle precision
10242 smaller than mode precision.
10243 * tree-vrp.c (extract_range_basic): For imag part, handle
10244 properly signed 1-bit precision result.
10245 * doc/extend.texi (__builtin_add_overflow): Document that last
10246 argument can't be pointer to enumerated or boolean type.
10247 (__builtin_add_overflow_p): Document that last argument can't
10248 have enumerated or boolean type.
10250 2016-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
10251 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10253 * config/rs6000/predicates.md (splat_input_operand): Rework.
10254 Don't allow constants, since the insns that use this predicate
10255 don't support constants. Constants are handled by other insns
10256 that are created via combine. During and after register
10257 allocation, only allow indexed or indirect addresses, and not
10258 general addresses. Only allow modes supported by the hardware.
10259 * config/rs6000/rs6000.c (xxsplitb_constant_p): Update usage
10260 comment. Move check for using VSPLTIS<x> to a common location,
10261 instead of doing it in two different places.
10263 2016-06-23 Jocelyn Mayer <l_indien@magic.fr>
10265 * config/i386/driver-i386.c (host_detect_local_cpu): Set
10266 PROCESSOR_PENTIUMPRO for signature_CENTAUR_ebx family >= 9.
10267 <case PROCESSOR_PENTIMUMPRO>: Pass c7 or nehemiah for
10268 signature_CENTAUR_ebx.
10270 2016-06-23 H.J. Lu <hongjiu.lu@intel.com>
10274 * configure.ac (as_ix86_tls_ldm_opt): Renamed to ...
10275 (as_ix86_gas_32_opt): This.
10276 (ld_ix86_tls_ldm_opt): Renamed to ...
10277 (ld_ix86_gld_32_opt): This.
10278 (R_386_TLS_LDM reloc): Updated.
10279 (R_386_GOT32X reloc): New assembler/linker check.
10280 (HAVE_AS_IX86_GOT32X): New. Defined to 1 if 32-bit assembler and
10281 linker support "jmp *_start@GOT" and "cmpl $0, bar@GOT". Otherise,
10283 * config.in: Regenerated.
10284 * configure: Likewise.
10285 * config/i386/i386.c (ix86_force_load_from_GOT_p): Return
10286 true if HAVE_AS_IX86_GOT32X is 1 in 32-bit mode.
10287 (ix86_legitimate_address_p): Allow UNSPEC_GOT for -fno-plt
10288 if ix86_force_load_from_GOT_p returns true.
10289 (ix86_print_operand_address_as): Also support UNSPEC_GOT if
10290 ix86_force_load_from_GOT_p returns true.
10291 (ix86_expand_move): Generate UNSPEC_GOT in 32-bit mode to load
10292 the external function address via the GOT slot.
10293 (ix86_nopic_noplt_attribute_p): Check both TARGET_64BIT and
10294 HAVE_AS_IX86_GOT32X before returning false.
10295 (ix86_output_call_insn): Generate "%!jmp/call\t*%p0@GOT" in
10296 32-bit mode if ix86_nopic_noplt_attribute_p returns true.
10298 2016-06-23 Eric Botcazou <ebotcazou@adacore.com>
10300 * tree-inline.c (remap_decl): Preserve DECL_ORIGINAL_TYPE invariant.
10302 2016-06-23 Andi Kleen <ak@linux.intel.com>
10304 * Makefile.in: Regenerate.
10305 * doc/install.texi: Document autoprofiledbootstrap.
10307 2016-06-23 Andi Kleen <ak@linux.intel.com>
10309 * config/i386/gcc-auto-profile: New file.
10311 2016-06-23 Martin Liska <mliska@suse.cz>
10313 PR middle-end/71619
10314 * predict.c (predict_loops): Revert the hunk that was removed
10317 2016-06-23 Jakub Sejdak <jakub.sejdak@phoesys.com>
10319 * config.gcc: Add support for arm*-*-phoenix* targets.
10320 * config/arm/t-phoenix: New.
10321 * config/phoenix.h: New.
10323 2016-06-23 Uros Bizjak <ubizjak@gmail.com>
10324 H.J. Lu <hongjiu.lu@intel.com>
10327 * config/i386/i386-protos.h (ix86_force_load_from_GOT_p): New.
10328 * config/i386/i386.c (ix86_force_load_from_GOT_p): New function.
10329 (ix86_legitimate_constant_p): Do not allow UNSPEC_GOTPCREL if
10330 ix86_force_load_from_GOT_p returns true.
10331 (ix86_legitimate_address_p): Allow UNSPEC_GOTPCREL if
10332 ix86_force_load_from_GOT_p returns true.
10333 (ix86_print_operand_address_as): Support UNSPEC_GOTPCREL if
10334 ix86_force_load_from_GOT_p returns true.
10335 (ix86_expand_move): Load the external function address via the
10336 GOT slot if ix86_force_load_from_GOT_p returns true.
10337 * config/i386/predicates.md (x86_64_immediate_operand): Return
10338 false for SYMBOL_REFs where ix86_force_load_from_GOT_p returns true.
10339 (x86_64_zext_immediate_operand): Ditto.
10341 2016-06-22 Uros Bizjak <ubizjak@gmail.com>
10343 * config/i386/i386.c (ix86_expand_move): Simplify SYMBOL_REF handling.
10345 2016-06-22 David Malcolm <dmalcolm@redhat.com>
10348 * diagnostic-core.h (pedwarn_at_rich_loc): New prototype.
10349 * diagnostic.c (pedwarn_at_rich_loc): New function.
10350 * spellcheck.h (best_match::best_match): Add a
10351 "best_distance_so_far" optional parameter.
10352 (best_match::set_best_so_far): New method.
10353 (best_match::get_best_distance): New accessor.
10354 (best_match::get_best_candidate_length): New accessor.
10356 2016-06-22 Nick Clifton <nickc@redhat.com>
10358 * dwarf2out.c (scompare_loc_descriptor): Use SCALAR_INT_MODE_P() in
10359 place of GET_MODE_CLASS() == MODE_INT, so that partial integer
10360 modes are accepted as well.
10361 (ucompare_loc_descriptor): Likewise.
10362 (minmax_loc_descriptor): Likewise.
10363 (clz_loc_descriptor): Likewise.
10364 (popcount_loc_descriptor): Likewise.
10365 (bswap_loc_descriptor): Likewise.
10366 (rotate_loc_descriptor): Likewise.
10367 (mem_loc_descriptor): Likewise.
10368 (loc_descriptor): Likewise.
10370 2016-06-22 David Malcolm <dmalcolm@redhat.com>
10372 * common.opt (fdiagnostics-parseable-fixits): New option.
10373 * diagnostic.c: Include "selftest.h".
10374 (print_escaped_string): New function.
10375 (print_parseable_fixits): New function.
10376 (diagnostic_report_diagnostic): Call print_parseable_fixits.
10377 (selftest::assert_print_escaped_string): New function.
10378 (ASSERT_PRINT_ESCAPED_STRING_STREQ): New macro.
10379 (selftest::test_print_escaped_string): New function.
10380 (selftest::test_print_parseable_fixits_none): New function.
10381 (selftest::test_print_parseable_fixits_insert): New function.
10382 (selftest::test_print_parseable_fixits_remove): New function.
10383 (selftest::test_print_parseable_fixits_replace): New function.
10384 (selftest::diagnostic_c_tests): New function.
10385 * diagnostic.h (struct diagnostic_context): Add field
10386 "parseable_fixits_p".
10387 * doc/invoke.texi (Diagnostic Message Formatting Options): Add
10388 -fdiagnostics-parseable-fixits.
10389 (-fdiagnostics-parseable-fixits): New option.
10390 * opts.c (common_handle_option): Handle
10391 -fdiagnostics-parseable-fixits.
10392 * selftest-run-tests.c (selftest::run_tests): Call
10393 selftest::diagnostic_c_tests.
10394 * selftest.h (selftest::diagnostic_c_tests): New prototype.
10396 2016-06-22 Ilya Enkovich <ilya.enkovich@intel.com>
10398 PR tree-optimization/71488
10399 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Support
10400 comparison of boolean vectors.
10401 * tree-vect-stmts.c (vectorizable_comparison): Vectorize comparison
10402 of boolean vectors using bitwise operations.
10404 2016-06-22 Andreas Schwab <schwab@suse.de>
10406 * config/aarch64/aarch64-protos.h (aarch64_elf_asm_named_section):
10407 Remove declaration.
10409 2016-06-22 Eric Botcazou <ebotcazou@adacore.com>
10411 * function.c (assign_parm_setup_reg): Prevent sharing in another case.
10413 2016-06-22 Bernd Edlinger <bernd.edlinger@hotmail.de>
10415 * config/i386/i386.c (print_reg): Emit an error message on attempt to
10418 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10420 * config/arm/arm.c (arm_cortex_a73_tune): New struct.
10421 * config/arm/arm-cores.def (cortex-a73): New entry.
10422 (cortex-a73.cortex-a35): Likewise.
10423 (cortex-a73.cortex-a53): Likewise.
10424 * config/arm/arm-tables.opt: Regenerate.
10425 * config/arm/arm-tune.md: Likewise.
10426 * config/arm/bpabi.h (BE8_LINK_SPEC): Handle mcpu=cortex-a73,
10427 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
10428 * config/arm/t-aprofile: Handle mcpu=cortex-a73,
10429 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
10430 * doc/invoke.texi (ARM Options): Document cortex-a73,
10431 cortex-a73.cortex-a35 and cortex-a73.cortex-a53.
10433 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10435 * config/aarch64/aarch64.c (cortexa73_tunings): New struct.
10436 * config/aarch64/aarch64-cores.def (cortex-a73): New entry.
10437 (cortex-a73.cortex-a35): Likewise.
10438 (cortex-a73.cortex-a53): Likewise.
10439 * config/aarch64/aarch64-tune.md: Regenerate.
10440 * doc/invoke.texi (AArch64 Options): Document cortex-a73,
10441 cortex-a73.cortex-a35 and cortex-a73.cortex-a53 arguments to
10444 2016-06-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10446 * configure.ac (gcc_cv_as_compress_debug): Remove
10447 --compress-debug-sections as extra as switch.
10448 Handle gas --compress-debug-sections=type.
10449 (gcc_cv_ld_compess_debug): Remove bogus ld_date check.
10450 Handle gld --compress-debug-sections=type.
10451 * configure: Regenerate.
10453 2016-06-21 Andrew Burgess <andrew.burgess@embecosm.com>
10455 * bb-reorder.c (pass_partition_blocks::gate): Update comment.
10457 2016-06-21 John David Anglin <danglin@gcc.gnu.org>
10459 * gcov-tool.c (profile_rewrite): Use int64_t instead of long long.
10460 (do_rewrite): likewise.
10462 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10464 * common/config/mep/mep-common.c: Remove.
10465 * config.gcc: Remove mep-* support.
10466 * config/mep/constraints.md: Remove.
10467 * config/mep/default.h: Remove.
10468 * config/mep/intrinsics.h: Remove.
10469 * config/mep/intrinsics.md: Remove.
10470 * config/mep/ivc2-template.h: Remove.
10471 * config/mep/mep-c5.cpu: Remove.
10472 * config/mep/mep-core.cpu: Remove.
10473 * config/mep/mep-default.cpu: Remove.
10474 * config/mep/mep-ext-cop.cpu: Remove.
10475 * config/mep/mep-intrin.h: Remove.
10476 * config/mep/mep-ivc2.cpu: Remove.
10477 * config/mep/mep-pragma.c: Remove.
10478 * config/mep/mep-protos.h: Remove.
10479 * config/mep/mep.c: Remove.
10480 * config/mep/mep.cpu: Remove.
10481 * config/mep/mep.h: Remove.
10482 * config/mep/mep.md: Remove.
10483 * config/mep/mep.opt: Remove.
10484 * config/mep/predicates.md: Remove.
10485 * config/mep/t-mep: Remove.
10486 * doc/install.texi: Remove mep-* documentation.
10487 * doc/md.texi: Likewise.
10489 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10491 * config.gcc: Remove support for avr-rtems.
10492 * config/avr/gen-avr-mmcu-specs.c: Likewise.
10493 * config/avr/rtems.h: Remove.
10494 * config/avr/t-rtems: Remove.
10496 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10498 * config.gcc: Remove m32r-rtems support.
10499 * config/m32r/rtems.h: Remove.
10501 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10503 * config.gcc: Remove h8300-rtems support.
10504 * config/h8300/rtems.h: Remove.
10505 * config/h8300/t-rtems: Remove.
10507 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10509 * config.gcc: Remove support for knetbsd.
10510 * configure.ac: Likewise.
10511 * config/i386/knetbsd-gnu.h: Remove. * config/i386/knetbsd-gnu64.h: Remove.
10512 * config/knetbsd-gnu.h: Remove.
10513 * configure: Regenerate.
10515 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10517 * config.gcc: Remove support for openbsd 2 and 3.
10518 * config/openbsd-oldgas.h: Remove.
10520 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10522 * config.gcc: Remove interix support.
10523 * config/i386/i386-interix.h: Remove.
10524 * config/i386/interix.opt: Remove.
10525 * config/i386/t-interix: Remove.
10526 * configure: Regenerate.
10527 * configure.ac: Remove interix support.
10528 * doc/install.texi: Remove interix documentation.
10530 2016-06-21 Kelvin Nilsen <kelvin@gcc.gnu.org>
10532 * config/rs6000/rs6000.h: Add conditional preprocessing directives
10533 to disable Power9-specific compiler features if HAVE_AS_POWER9 is
10536 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
10538 * tree.c (verify_type_variant): Skip TYPE_SIZE and TYPE_SIZE_UNIT if
10539 they are both PLACEHOLDER_EXPRs.
10541 2016-06-21 Michael Meissner <meissner@linux.vnet.ibm.com>
10543 * stor-layout.c (layout_type): Move setting complex MODE to
10544 layout_type, instead of setting it ahead of time by the caller.
10545 * tree.c (build_complex_type): Likewise.
10547 2016-06-21 Martin Liska <mliska@suse.cz>
10549 * predict.c (force_edge_cold): Replace imposisble with
10552 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
10554 * config/i386/i386.c (ix86_emit_swsqrtsf): Emit vrsqrt28ps.
10555 * config/i386/sse.md (define_expand "rsqrtv16sf2"): New.
10557 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
10559 * config/i386/i386.c (ix86_emit_swdivsf): Emit vrcp28ps.
10561 2016-06-21 H.J. Lu <hongjiu.lu@intel.com>
10562 Ilya Enkovich <ilya.enkovich@intel.com>
10565 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
10566 New member function to convert V1TImode register to SUBREG
10567 TImode in debug insn.
10568 (timode_scalar_chain::convert_insn): Call fix_debug_reg_uses
10569 after changing register mode to V1TImode.
10571 2016-06-21 Virendra Pathak <virendra.pathak@broadcom.com>
10573 * config/aarch64/aarch64-cores.def (vulcan): New core.
10574 * config/aarch64/aarch64-tune.md: Regenerate.
10575 * doc/invoke.texi: Document vulcan as an available option.
10577 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
10579 * cse.c (canon_asm_operands): New function extracted from...
10580 (canonicalize_insn): ...here. Call it to canonicalize an ASM_OPERANDS
10581 either standalone or member of a PARALLEL.
10583 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
10586 * config/avr/gen-avr-mmcu-specs.c (print_mcu):
10587 [*link_data_start]: Wrap -Tdata into %{!Tdata:...}.
10588 [*link_text_start]: Wrap -Ttext into %{!Ttext:...}.
10590 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
10593 * config/avr/avr.md (movqi): Only handle loading subreg:qi of
10594 constant addresses if can_create_pseudo_p.
10596 2016-06-21 Jakub Jelinek <jakub@redhat.com>
10598 PR tree-optimization/71588
10599 * tree-ssa-strlen.c (valid_builtin_call): New function.
10600 (adjust_last_stmt, handle_builtin_memset, strlen_optimize_stmt): Use
10603 2016-06-20 Jakub Jelinek <jakub@redhat.com>
10605 PR middle-end/71581
10606 * tree-ssa-uninit.c (warn_uninit): If EXPR and VAR are NULL,
10607 see if T isn't anonymous SSA_NAME with COMPLEX_EXPR created
10608 for conversion of scalar user var to complex type and use the
10609 underlying SSA_NAME_VAR in that case. If EXPR is still NULL,
10612 PR rtl-optimization/71591
10613 * toplev.c (toplev::run_self_tests): If no_backend, complain and
10614 don't run any tests.
10616 2016-06-20 Hans-Peter Nilsson <hp@axis.com>
10619 * config/cris/cris.c (cris_asm_output_mi_thunk): Add missing "ba"
10620 delay-slot "nop" for PIC with CRIS v32. Also add missing leading
10621 space for PIC with non-v32 and the common non-PIC "jump".
10623 2016-06-20 Jakub Jelinek <jakub@redhat.com>
10626 * config/i386/i386.c (ix86_fp_cmp_code_to_pcmp_immediate): Fix up
10627 returned values and add UN*/LTGT/*ORDERED cases with values matching
10628 D operand modifier on vcmp for AVX.
10630 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
10632 * config/aarch64/aarch64.opt
10633 (mpc-relative-literal-loads): Rename internal option name.
10634 * config/aarch64/aarch64.c
10635 (aarch64_nopcrelative_literal_loads): Rename to
10636 aarch64_pcrelative_literal_loads.
10637 (aarch64_expand_mov_immediate): Likewise.
10638 (aarch64_secondary_reload): Likewise.
10639 (aarch64_can_use_per_function_literal_pools_p): Likewise.
10640 (aarch64_override_options_after_change_1): Rename and simplify logic.
10641 (aarch64_classify_symbol): Merge large model checks into switch,
10642 remove pc-relative load check.
10644 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
10646 * config/arm/aarch-cost-tables.h (cortexa53_extra_costs): Make FP
10647 costs relative to the cost of a register move.
10649 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
10651 * config/aarch64/arm_neon.h (vcvt_n_f64_s64): New.
10652 (vcvt_n_f64_u64): Likewise.
10653 (vcvt_n_s64_f64): Likewise.
10654 (vcvt_n_u64_f64): Likewise.
10655 (vcvt_f64_s64): Likewise.
10656 (vrecpe_f64): Likewise.
10657 (vcvt_f64_u64): Likewise.
10658 (vrecps_f64): Likewise.
10660 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
10662 * config/aarch64/aarch64.md
10663 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3): Add attributes to
10665 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>3): Likewise. Correct
10667 * config/aarch64/aarch64-builtins.c
10668 (aarch64_types_binop_uss_qualifiers): Delete.
10669 (TYPES_BINOP_USS): Likewise.
10670 (aarch64_types_binop_sus_qualifiers): Likewise.
10671 (TYPES_BINOP_SUS): Likewise.
10672 (aarch64_types_fcvt_from_unsigned_qualifiers): New.
10673 (TYPES_FCVTIMM_SUS): Likewise.
10674 * config/aarch64/aarch64-simd-builtins.def (scvtf): Use SHIFTIMM
10676 (ucvtf): Use FCVTIMM_SUS rather than BINOP_SUS.
10677 (fcvtzs): Use SHIFTIMM rather than BINOP.
10678 (fcvtzu): Use SHIFTIMM_USS rather than BINOP_USS.
10680 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
10682 * config/arm/aarch-cost-tables.h (cortexa57_extra_costs): Make FP
10683 costs relative to the cost of a register move.
10685 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
10687 * config/aarch64/aarch64.c (aarch64_modes_tieable_p):
10688 Allow scalar/single vector modes to be tieable.
10690 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
10692 * config/arm/cortex-a57.md (cortex_a57_fp_cpys): Add fcsel.
10694 2016-06-20 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10696 * params.def (PARAM_ALIGN_LOOP_ITERATIONS): Use "alignment" instead of
10698 * tree.h (TYPE_ALIGN): Likewise.
10700 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
10703 * config/avr/avr.md (movqi): Handle loading subreg:qi (const).
10705 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
10707 * config/avr/avr.c (avr_print_operand): Fix "format not a string
10708 literal" build warnings.
10709 (avr_print_operand_address): Dito.
10711 2016-06-19 David Edelsohn <dje.gcc@gmail.com>
10714 * config/rs6000/aix51.h (TARGET_EXTRA_BUILTINS): Define as 0.
10715 * config/rs6000/aix43.h (TARGET_EXTRA_BUILTINS): Same.
10717 2016-06-18 John David Anglin <danglin@gcc.gnu.org>
10719 * config/pa/pa.h (TARGET_LONG_PIC_PCREL_CALL): Remove.
10721 2016-06-18 Eric Botcazou <ebotcazou@adacore.com>
10724 * reload1.c (reload): Pass 0 to finish_spills when called because
10725 update_eliminables_and_spill returns true and remove did_spill.
10726 (finish_spills): Adjust comment and document GLOBAL parameter.
10728 2016-06-17 DJ Delorie <dj@redhat.com>
10731 * config/rl78/rl78-expand.c (umulqihi3): Enable for G10.
10732 * config/rl78/rl78-virtual.c (umulhi3_shift_virt): Likewise.
10733 (umulqihi3_virt): Likewise.
10734 * config/rl78/rl78-real.c (umulhi3_shift_real): Likewise.
10735 (umulqihi3_real): Likewise.
10737 2016-06-17 Martin Liska <mliska@suse.cz>
10739 * tree-ssa-reassoc.c (transform_add_to_multiply): Use auto_vec.
10741 2016-06-17 Martin Liska <mliska@suse.cz>
10743 * predict.def: PRED_LOOP_EXIT from 92 to 85.
10745 2016-06-17 James Greenhalgh <james.greenhalgh@arm.com>
10747 * config/arm/arm_neon.h (vadd_f32): replace __FAST_MATH with
10749 (vaddq_f32): Likewise.
10750 (vmul_f32): Likewise.
10751 (vmulq_f32): Likewise.
10752 (vsub_f32): Likewise.
10753 (vsubq_f32): Likewise.
10755 2016-06-17 Bin Cheng <bin.cheng@arm.com>
10757 PR tree-optimization/71347
10758 * tree-ssa-loop-ivopts.c (determine_group_iv_cost_address): Compute
10759 cost for all uses in group.
10761 2016-06-17 Bin Cheng <bin.cheng@arm.com>
10763 * tree-vect-loop.c (vect_create_epilog_for_reduction): Only
10764 insert gimple seq if it's not empty.
10766 2016-06-17 Bin Cheng <bin.cheng@arm.com>
10768 * tree-vectorizer.h (struct dr_with_seg_len): Remove class
10770 * tree-vect-data-refs.c (operator ==): Handle DR_OFFSET directly,
10771 rather than OFFSET.
10772 (comp_dr_with_seg_len_pair): Ditto.
10773 (vect_prune_runtime_alias_test_list): Ditto. Also Canonicalize
10774 struct dr_with_seg_len_pair against DR_OFFSET.
10775 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks): Handle
10776 DR_OFFSET directly.
10778 2016-06-17 Szabolcs Nagy <szabolcs.nagy@arm.com>
10780 * config/aarch64/geniterators.sh: Handle parenthesised conditions.
10782 2016-06-16 John David Anglin <danglin@gcc.gnu.org>
10784 * config/pa/pa.c (pa_output_pic_pcrel_sequence): New.
10785 (pa_output_lbranch): Use pa_output_pic_pcrel_sequence.
10786 (pa_output_millicode_call): Likewise.
10787 (pa_output_call): Likewise.
10788 (pa_output_indirect_call): Likewise.
10789 (pa_asm_output_mi_thunk): Likewise.
10791 2016-06-16 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
10793 * doc/invoke.texi (x86 Options): Fix -mno-fp-ret-in-387 typo.
10795 2016-06-16 Martin Liska <mliska@suse.cz>
10797 * predict.c (combine_predictions_for_insn): When we find a first
10798 match predictor, we should consider just predictors with
10799 PRED_FLAG_FIRST_MATCH. Print either first match (if any) or
10800 DS theory predictor.
10801 (combine_predictions_for_bb): Likewise.
10803 2016-06-16 Jakub Jelinek <jakub@redhat.com>
10805 * gimplify.c (gimplify_scan_omp_clauses): Handle COMPONENT_REFs
10806 with base of reference to struct.
10808 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
10810 * doc/invoke.texi (x86 Options): Document -m80387 and -mhard-float.
10812 2016-06-16 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
10815 * config/avr/avr.c (avr_asm_init_sections): Remove setup of
10816 progmem_swtable_section.
10817 (progmem_swtable_section): Remove.
10818 (avr_asm_function_rodata_section): Remove.
10819 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
10820 * config/avr/avr.h (JUMP_TABLES_IN_TEXT_SECTION: Define to 1.
10822 2016-06-16 Jocelyn Mayer <l_indien@magic.fr>
10824 * config/i386/driver-i386.c (host_detect_local_cpu): Set
10825 PROCESSOR_K8 for signature_CENTAUR_ebx with has_longmode.
10826 <case PROCESSOR_K8>: Pass nano-3000, nano, eden-x2 or k8 for
10827 signature_CENTAUR_ebx.
10828 * config/i386/i386.c (ix86_option_override_internal): Add
10829 definitions for VIA c7, samuel-2, nehemiah, esther, eden-x2, eden-x4,
10830 nano, nano-1000, nano-2000, nano-3000, nano-x2 and nano-x4.
10831 * doc/invoke.texi (x86 Options): Document new VIA -march entries.
10833 2016-06-16 Martin Liska <mliska@suse.cz>
10835 * predict.def: Add fortran loop preheader predictor.
10836 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Properly
10837 fold IFN_BUILTIN_EXPECT with a known constant argument.
10839 2016-06-16 Martin Liska <mliska@suse.cz>
10841 * predict.def: Add 'Fortran' to display text of all
10842 PRED_FORTRAN_* predictors.
10844 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
10847 * config/ia64/ia64.c (enum ia64_builtins) [IA64_BUILTIN_NANQ]: New.
10848 [IA64_BUILTIN_NANSQ]: Ditto.
10849 (ia64_fold_builtin): New function.
10850 (TARGET_FOLD_BUILTIN): New define.
10851 (ia64_init_builtins) Declare const_string_type node.
10852 Add __builtin_nanq and __builtin_nansq builtin functions.
10853 (ia64_expand_builtin): Handle IA64_BUILTIN_NANQ and IA64_BUILTIN_NANSQ.
10855 2016-06-16 Nick Clifton <nickc@redhat.com>
10857 * config/msp430/msp430-opts.h (msp430_hwmult_types): Add
10858 MSP430_HWMULT_ prefix to enum values.
10859 (msp430_regions): Add MSP430_REGION_ prefix to enum values.
10860 * config/msp430/msp430.c: Update use of enum values.
10861 * config/msp430/msp430.md: Likewise.
10862 * config/msp430/msp430.opt: Likewise.
10864 2016-06-16 Jan Hubicka <hubicka@ucw.cz>
10866 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Fix estimation
10867 of comparsions in the last iteration.
10869 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
10870 Joern Rennecke <joern.rennecke@embecosm.com>
10872 * config/arc/arc.c (arc_print_operand_address): Handle pc-relative
10874 (arc_needs_pcl_p): Add GOTOFFPC.
10875 (arc_legitimate_pic_addr_p): Likewise.
10876 (arc_output_pic_addr_const): Likewise.
10877 (arc_legitimize_pic_address): Generate a pc-relative address using
10879 (arc_output_libcall): Use @pcl syntax.
10880 (arc_delegitimize_address_0): Delegitimize ARC_UNSPEC_GOTOFFPC.
10881 * config/arc/arc.md ("unspec"): Add ARC_UNSPEC_GOTOFFPC.
10882 (*movsi_insn): Use @pcl syntax.
10883 (doloop_begin_i): Likewise.
10885 2016-06-16 Martin Liska <mliska@suse.cz>
10887 * predict.def: Define a new predictor.
10889 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
10891 * config/arc/arc.opt (mtp-regno): Update text.
10893 2016-06-16 Renlin Li <renlin.li@arm.com>
10895 * config/aarch64/aarch64.c (aarch64_legitimize_address): Fix a typo.
10897 2016-06-16 Jakub Jelinek <jakub@redhat.com>
10900 * config/i386/i386.md (setcc + movzbl peephole2): Use reg_set_p.
10901 (setcc + and peephole2): Likewise.
10903 PR rtl-optimization/71532
10904 * cse.c (cse_insn): For const/pure calls, invalidate argument passing
10907 2016-06-15 Michael Meissner <meissner@linux.vnet.ibm.com>
10909 * config/rs6000/vsx.md (VSINT_84): Add DImode to enable loading
10910 DImode constants with XXSPLTIB in vector registers.
10911 (vsx_extract_<mode>, V2DImode/V2DFmode): Combine both
10912 vsx_extract_<mode>_internal{1,2} into a single insn that handles
10913 direct move (both ISA 2.07 and ISA 3.0 versions), and optimizes
10914 extraction of the element at the top of the register as a scalar
10916 (vsx_extract_<mode>_internal1): Likewise.
10917 (vsx_extract_<mode>_internal2): Likewise.
10918 * config/rs6000/constraints.md (wi constraint): Remove a comment
10919 about DImode not being allowed in Altivec registers.
10920 (wB constraint): New constraint for constants that can be
10921 generated in Altivec registers with VSPLTISW/VUPKHSW.
10922 * config/rs6000/predicates.md (xxspltib_constant_split): Update
10924 (xxspltib_constant_nosplit): Likewise.
10925 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Add
10926 support for -mupper-regs-di to enable DImode to go into Altivec
10928 (POWERPC_MASKS): Likewise.
10929 (power7 cpu): Likewise.
10930 * config/rs6000/rs6000.opt (-mupper-regs-di): Likewise.
10931 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Add support
10932 for DImode being allowed in Altivec registers. Update wi/wj
10933 constraints. Set scalar_in_vmx_p flag.
10934 (rs6000_option_override_internal): Add checks for -mupper-regs-di.
10935 (xxspltib_constant_p): Allow CONST_INT's with VOIDmode. Don't
10936 return true if we could use VSPLTISW/VUPKHSW instead of XXSPLTIB.
10937 (rs6000_opt_masks): Add -mupper-regs-di.
10938 * config/rs6000/rs6000.md (lfiwax): Update clobbers that don't use
10939 direct move to use wi and not wj.
10940 (lfiwzx): Likewise.
10941 (floatsi<mode>2_lfiwax_mem): Combine alternatives into a single
10943 (floatunssi<mode>2_lfiwzx_mem): Likewise.
10944 (fix_trunc<mode>di2_fctidz): Change second alternative to allow
10945 any VSX register, instead of just Altivec registers, to allow
10946 either operand to be an Altivec register or both.
10947 (fixuns_trunc<mode>di2_fctiduz): Likewise.
10948 (movdi_internal32): Add support for -mupper-regs-di. Add support
10949 to load constants via XXSPLTIB or VSPLTISW. Add spacing to allow
10950 the alternatives and attributes to be lined up to be easier to
10952 (movdi_internal64): Likewise.
10953 (64-bit DImode splitters): Change predicates to only split loading
10954 up GPR registers. Add splits for using XXSPLTIB or VSPLTISW to
10955 load constants in ISA 3.0 or ISA 2.07 respectively.
10956 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
10957 -mupper-regs-di. Update -mupper-regs-df and -mupper-regs-sf to
10958 mention -mcpu=power9 sets these options.
10959 * doc/md.texi (PowerPC and IBM RS6000 constraints): Document the
10962 2016-06-15 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
10965 * config/avr/avr.c (avr_set_current_function): Warn misspelled
10966 interrupt/ signal handler if -Wmisspelled-isr flag is enabled.
10967 * config/avr/avr.opt (Wmisspelled-isr): New warning flag. Enabled
10968 by default to warn misspelled interrupt/ signal handler.
10969 * doc/invoke.texi (AVR Options): Document it. Update description
10970 for -nodevicelib option.
10972 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10974 * config/aarch64/aarch64-simd.md (aarch64_<sur>shll_n<mode>): Clean
10975 up parentheses. Use GET_MODE_UNIT_BITSIZE.
10976 (aarch64_<sur>shll2_n<mode>): Likewise.
10978 2016-06-15 Ilya Enkovich <ilya.enkovich@intel.com>
10980 PR middle-end/71529
10981 * ipa-chkp.c (chkp_build_instrumented_fndecl): Fix
10982 DECL_CONTEXT for copied arguments.
10984 2016-06-15 Alan Hayward <alan.hayward@arm.com>
10986 PR tree-optimization/71483
10987 * tree-vect-loop.c (vectorizable_live_operation): Pick correct index
10990 2016-06-15 Martin Liska <mliska@suse.cz>
10992 * predict.c (tree_predict_by_opcode): Call predict_edge_def
10993 instead of predict_edge w/o a probability.
10995 2016-06-15 Alan Hayward <alan.hayward@arm.com>
10997 PR tree-optimization/71439
10998 * tree-vect-loop.c (vect_analyze_loop_operations): Additional check for
11001 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11003 * ifcvt.c (bb_ok_for_noce_multiple_sets): Allow simple lowpart
11004 register subregs in SET_SRC.
11006 2016-06-15 Richard Biener <rguenther@suse.de>
11008 * tree-vect-stmts.c (vectorizable_store): Remove strided grouped
11009 store restrictions.
11011 2016-06-15 Richard Biener <rguenther@suse.de>
11013 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence): Do
11014 not consider dependences between accesses that belong to the
11016 (vect_analyze_data_ref_dependences): Do not analyze read-read
11017 or self-dependences.
11019 2016-06-14 David Malcolm <dmalcolm@redhat.com>
11021 * spellcheck-tree.c: Include spellcheck-tree.h rather than
11023 (find_closest_identifier): Reimplement in terms of
11024 best_match<tree,tree>.
11025 * spellcheck-tree.h: New file.
11026 * spellcheck.c (struct edit_distance_traits<const char *>): New
11028 (find_closest_string): Reimplement in terms of
11029 best_match<const char *, const char *>.
11030 * spellcheck.h (levenshtein_distance): Move prototype of tree-based
11031 overload to spellcheck-tree.h.
11032 (find_closest_identifier): Likewise.
11033 (struct edit_distance_traits<T>): New template.
11034 (class best_match): New class.
11036 2016-06-14 David Malcolm <dmalcolm@redhat.com>
11038 * selftest-run-tests.c (selftest::run_tests): Call
11039 selftest::spellcheck_tree_c_tests.
11040 * selftest.h (selftest::spellcheck_tree_c_tests): New decl.
11041 * spellcheck-tree.c: Include selftest.h and stringpool.h.
11042 (selftest::test_find_closest_identifier): New function.
11043 (selftest::spellcheck_tree_c_tests): New function.
11044 * spellcheck.c (selftest::test_find_closest_string): Verify that
11045 the order of the vec does not affect the results for this case.
11046 (selftest::test_data): New array.
11047 (selftest::test_metric_conditions): New function.
11048 (selftest::spellcheck_c_tests): Add a test of case-comparison.
11049 Call selftest::test_metric_conditions.
11051 2016-06-14 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11053 * config/rs6000/rs6000-builtin.def (commentary): Typo.
11054 (BU_P9_MISC_1): Likewise.
11055 (BU_P9_64BIT_MISC_0): Likewise.
11056 (BU_P9_MISC_0): Likewise.
11058 2016-06-14 David Malcolm <dmalcolm@redhat.com>
11060 * gcc-rich-location.c
11061 (gcc_rich_location::add_fixit_misspelled_id): New method.
11062 * gcc-rich-location.h
11063 (gcc_rich_location::add_fixit_misspelled_id): Add decl.
11065 2016-06-14 Andreas Tobler <andreast@gcc.gnu.org>
11067 * config/arm/freebsd.h: Only enable unaligned access for armv6 on
11068 FreeBSD 11 and above.
11070 2016-06-14 Uros Bizjak <ubizjak@gmail.com>
11072 * config/i386/i386.md (signbittf2): Emit sse_movmskps for TARGET_SSE.
11074 2016-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11076 * expmed.h: Close parenthesis in "at your option" in copyright
11078 * lower-subreg.h: Likewise.
11080 2016-06-14 Richard Biener <rguenther@suse.de>
11082 PR middle-end/71526
11083 * genmatch.c (expr::gen_transform): Use in_type for comparisons
11086 2015-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11088 * config/aarch64/aarch64.c (aarch64_mask_and_shift_for_ubfiz_p):
11090 (aarch64_rtx_costs): Use it. Rewrite CONST_INT_P (op1) case to handle
11091 mask+shift version.
11092 * config/aarch64/aarch64-protos.h (aarch64_mask_and_shift_for_ubfiz_p):
11094 * config/aarch64/aarch64.md (*andim_ashift<mode>_bfiz): Replace
11095 matching condition with aarch64_mask_and_shift_for_ubfiz_p.
11097 2016-06-14 Richard Biener <rguenther@suse.de>
11099 PR tree-optimization/71522
11100 * tree-ssa.c (non_rewritable_lvalue_p): Do not rewrite non-float
11101 copying into float copying.
11103 2016-06-14 Jakub Jelinek <jakub@redhat.com>
11105 PR tree-optimization/71520
11106 * tree-ssa-tail-merge.c (find_duplicate): Handle labels.
11107 (replace_block_by): Move user labels from bb1 to bb2.
11109 2016-06-14 Richard Biener <rguenther@suse.de>
11111 PR middle-end/71310
11113 * expr.h (get_bit_range): Declare.
11114 * expr.c (get_bit_range): Export.
11115 * fold-const.c (optimize_bit_field_compare): Use get_bit_range and
11116 word_mode again to constrain the bitfield access.
11118 2016-06-14 Richard Biener <rguenther@suse.de>
11120 PR tree-optimization/71521
11121 * tree-vrp.c (extract_range_from_binary_expr_1): Guard
11122 division int_const_binop against zero divisor.
11124 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
11126 * config/i386/i386.md (signbittf2): New expander.
11127 * config/i386/sse.md (ptesttf2): New insn pattern.
11129 2016-06-13 David Malcolm <dmalcolm@redhat.com>
11132 * input.c (selftest::test_reading_source_line): Avoid reading from
11133 __FILE__ by creating a tempfile with known content and reading
11136 2016-06-13 David Malcolm <dmalcolm@redhat.com>
11138 * pretty-print.c (assert_pp_format_colored): Skip the test if
11140 (test_pp_format): Remove comment about GCC_COLORS.
11142 2016-06-13 David Malcolm <dmalcolm@redhat.com>
11144 * input.c (test_reading_source_line): Use SELFTEST_LOCATION.
11145 * pretty-print.c (assert_pp_format_va): Add location param and use
11146 it with ASSERT_STREQ_AT.
11147 (assert_pp_format): Add location param and pass it to
11148 assert_pp_format_va.
11149 (assert_pp_format_colored): Likewise.
11150 (ASSERT_PP_FORMAT_1): New.
11151 (ASSERT_PP_FORMAT_2): New.
11152 (ASSERT_PP_FORMAT_3): New.
11153 (test_pp_format): Provide SELFTEST_LOCATION throughout, either
11154 explicitly, or implicitly via the above macros.
11155 * selftest.c (selftest::pass): Use a selftest::location rather
11156 than file and line.
11157 (selftest::fail): Likewise. Print the function name.
11158 (selftest::fail_formatted): Likewise.
11159 (selftest::assert_streq): Use a selftest::location rather than
11161 * selftest.h (selftest::location): New struct.
11162 (SELFTEST_LOCATION): New macro.
11163 (selftest::pass): Accept a const location & rather than file
11165 (selftest::fail): Likewise.
11166 (selftest::fail_formatted): Likewise.
11167 (selftest::assert_streq): Likewise.
11168 (ASSERT_TRUE): Update for above changes, using SELFTEST_LOCATION.
11169 (ASSERT_FALSE): Likewise.
11170 (ASSERT_EQ): Likewise.
11171 (ASSERT_NE): Likewise.
11172 (ASSERT_STREQ): Likewise.
11173 (ASSERT_PRED1): Likewise.
11174 (ASSERT_STREQ_AT): New macro.
11176 2016-06-13 David Malcolm <dmalcolm@redhat.com>
11178 * selftest.c (selftest::fail_formatted): New function.
11179 (selftest::assert_streq): New function.
11180 * selftest.h (selftests::fail_formatted): New decl.
11181 (selftest::assert_streq): New decl.
11182 (ASSERT_STREQ): Reimplement in terms of selftest::assert_streq.
11184 2016-06-13 Jeff Law <law@redhat.com>
11186 PR tree-optimization/71403
11187 * tree-ssa-threadbackward.c
11188 (convert_and_register_jump_thread_path): No longer accept reference
11189 to path. Do not pop items off the path anymore.
11190 (fsm_find_control_statement_thread_paths): Do not allow threading
11191 to a deeper loop nest. Pop the last item off the path here rather
11192 than in convert_and_register_jump_thread_path.
11194 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
11195 Wilco Dijkstra <Wilco.Dijkstra@arm.com>
11197 [AArch64] Emit division using the Newton series
11199 * config/aarch64/aarch64-protos.h
11200 (cpu_approx_modes): Add new member "division".
11201 (aarch64_emit_approx_div): Declare new function.
11202 * config/aarch64/aarch64.c
11203 (generic_approx_modes): New member "division".
11204 (exynosm1_approx_modes): Likewise.
11205 (xgene1_approx_modes): Likewise.
11206 (aarch64_emit_approx_div): Define new function.
11207 * config/aarch64/aarch64.md ("div<mode>3"): New expansion.
11208 * config/aarch64/aarch64-simd.md ("div<mode>3"): Likewise.
11209 * config/aarch64/aarch64.opt (-mlow-precision-div): Add new option.
11210 * doc/invoke.texi (-mlow-precision-div): Describe new option.
11212 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
11213 Wilco Dijkstra <wilco.dijkstra@arm.com>
11215 [AArch64] Emit square root using the Newton series
11217 * config/aarch64/aarch64-protos.h
11218 (aarch64_emit_approx_rsqrt): Replace with new function
11219 "aarch64_emit_approx_sqrt".
11220 (cpu_approx_modes): New member "sqrt".
11221 * config/aarch64/aarch64.c
11222 (generic_approx_modes): New member "sqrt".
11223 (exynosm1_approx_modes): Likewise.
11224 (xgene1_approx_modes): Likewise.
11225 (aarch64_emit_approx_rsqrt): Replace with new function
11226 "aarch64_emit_approx_sqrt".
11227 (aarch64_override_options_after_change_1): Handle new option.
11228 * config/aarch64/aarch64-simd.md
11229 (rsqrt<mode>2): Use new function instead.
11230 (sqrt<mode>2): New expansion and insn definitions.
11231 * config/aarch64/aarch64.md: Likewise.
11232 * config/aarch64/aarch64.opt
11233 (mlow-precision-sqrt): Add new option description.
11234 * doc/invoke.texi (mlow-precision-sqrt): Likewise.
11236 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
11238 [AArch64] Add more choices for the reciprocal square root approximation
11240 Allow a target to prefer such operation depending on the operation mode.
11242 * config/aarch64/aarch64-protos.h
11243 (AARCH64_APPROX_MODE): New macro.
11244 (AARCH64_APPROX_{NONE,ALL}): Likewise.
11245 (cpu_approx_modes): New structure.
11246 (tune_params): New member "approx_modes".
11247 * config/aarch64/aarch64-tuning-flags.def
11248 (AARCH64_EXTRA_TUNE_APPROX_RSQRT): Remove macro.
11249 * config/aarch64/aarch64.c
11250 (generic_approx_modes): New core "cpu_approx_modes" structure.
11251 (exynosm1_approx_modes): Likewise.
11252 (xgene1_approx_modes): Likewise.
11253 (generic_tunings): New member "approx_modes".
11254 (cortexa35_tunings): Likewise.
11255 (cortexa53_tunings): Likewise.
11256 (cortexa57_tunings): Likewise.
11257 (cortexa72_tunings): Likewise.
11258 (exynosm1_tunings): Likewise.
11259 (thunderx_tunings): Likewise.
11260 (xgene1_tunings): Likewise.
11261 (use_rsqrt_p): New argument for the mode and use new member from
11263 (aarch64_builtin_reciprocal): Devise mode from builtin.
11264 (aarch64_optab_supported_p): New argument for the mode.
11265 * doc/invoke.texi (-mlow-precision-recip-sqrt): Reword description.
11267 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
11269 * config/rs6000/rs6000.h (RS6000_BTM_COMMON): Add the
11270 RS6000_BTM_MODULO flag into the set of flags that are considered
11271 to be part of the common configuration.
11273 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
11275 * config/rs6000/altivec.h (vec_absd): New macro for vector absolute
11276 difference unsigned.
11277 (vec_absdb): New macro for vector absolute difference unsigned
11279 (vec_absdh): New macro for vector absolute difference unsigned
11281 (vec_absdw): New macro for vector absolute difference unsigned word.
11282 * config/rs6000/altivec.md (UNSPEC_VADU): New value.
11283 (vadu<mode>3): New insn.
11284 (*p9_vadu<mode>3): New insn.
11285 * config/rs6000/rs6000-builtin.def (vadub): New built-in
11287 (vaduh): New built-in definition.
11288 (vaduw): New built-in definition.
11289 (vadu): New overloaded built-in definition.
11290 (vadub): New overloaded built-in definition.
11291 (vaduh): New overloaded built-in definition.
11292 (vaduw): New overloaded built-in definition.
11293 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
11294 overloaded vector absolute difference unsigned functions.
11295 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
11296 the ISA 3.0 vector absolute difference unsigned built-in functions.
11298 2016-06-13 Eric Botcazou <ebotcazou@adacore.com>
11300 * tree-ssa-sccvn.c (vn_reference_lookup_3): Use a uniform test and
11301 update shared_lookup_references only once after changing operands.
11303 2016-06-13 Thomas Schwinge <thomas@codesourcery.com>
11305 PR middle-end/71373
11306 * tree-nested.c (convert_nonlocal_omp_clauses)
11307 (convert_local_omp_clauses): Document missing OMP_CLAUSE_*.
11309 * tree-cfg.c (edge_to_cases_cleanup): Fix CASE_CHAIN typo.
11310 * tree.def (CASE_LABEL_EXPR): Likewise.
11312 2016-06-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
11315 * input.c (test_builtins): Fix an assertion.
11317 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
11319 * config/i386/i386.md (paritydi2): Use ix86_expand_setcc.
11320 (paritysi2): Ditto.
11322 (isinf<mode>2): Ditto.
11324 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
11326 * ggc-tests.c (test_finalization): Only test need_finalization_p
11327 for GCC_VERSION >= 4003.
11329 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11331 * config/s390/vecintrin.h: Fix file description in comment.
11333 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11335 * config/s390/s390-builtin-types.def: Change builtin type naming
11336 scheme to match builtin-types.def.
11338 2016-06-13 Marc Glisse <marc.glisse@inria.fr>
11340 * fold-const.c (optimize_minmax_comparison): Remove.
11341 (fold_comparison): Remove call to the above.
11342 * match.pd (MIN (X, Y) == X, MIN (X, 5) == 0, MIN (X, C1) < C2):
11343 New transformations.
11345 2016-06-13 Alan Hayward <alan.hayward@arm.com>
11347 PR tree-optimization/71416
11348 * tree-vect-loop.c (vectorizable_live_operation): Let worklist have
11351 2016-06-13 Martin Liska <mliska@suse.cz>
11353 * predict.c (enum predictor_reason): Prefix enum with REASON_.
11354 (combine_predictions_for_insn): Likewise.
11355 (prune_predictions_for_bb): Likewise.
11356 (combine_predictions_for_bb): Likewise.
11358 2016-06-13 Richard Biener <rguenther@suse.de>
11360 PR tree-optimization/71505
11361 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Make
11362 assert match comment.
11364 2016-06-13 Marek Polacek <polacek@redhat.com>
11366 PR middle-end/71476
11367 * gimplify.c (maybe_warn_switch_unreachable): Factored out of
11368 gimplify_switch_expr.
11369 (warn_switch_unreachable_r): New function.
11371 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11374 * config/s390/s390.c (s390_expand_builtin): Increase MAX_ARGS by
11377 2016-06-13 Richard Biener <rguenther@suse.de>
11379 PR middle-end/64516
11380 * fold-const.c (fold_unary_loc): Preserve alignment when
11381 folding a VIEW_CONVERT_EXPR into a MEM_REF.
11383 2016-06-13 Martin Liska <mliska@suse.cz>
11386 * toplev.c (process_options): Do not enable -fcheck-pointer-bounds
11387 w/ -fsanitize=bounds.
11389 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
11391 * config/i386/i386.c (ix86_init_builtins): Calculate
11392 FLOAT128_FTYPE_CONST_STRING function type only once.
11393 * doc/extend.texi (x86 Built-in Functions): Update text, __float128
11394 built-in functions are available for x86-32 and x86-64 targets.
11396 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
11399 * config/i386/i386.i386-builtin-types.def (CONST_STRING):
11400 New primitive type.
11401 (FLOAT128_FTYPE_CONST_STRING): New function type.
11402 * config/i386/i386.c (enum ix86_builtins) [IX86_BUILTIN_NANQ]: New.
11403 [IX86_BUILTIN_NANSQ]: Ditto.
11404 (ix86_fold_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
11405 (ix86_init_builtin_types): Declare const_string_type_node.
11406 (ix86_init_builtins): Add __builtin_nanq and __builtin_nansq
11408 (ix86_expand_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
11409 * doc/extend.texi (x86 Built-in Functions): Document
11410 __builtin_nanq and __builtin_nansq.
11412 2016-06-11 Jiong Wang <jiong.wang@arm.com>
11415 * config/arm/arm-protos.h (arm_attr_length_pop_multi): New declaration.
11416 * config/arm/arm.c (arm_attr_length_pop_multi): New function to return
11417 length for pop patterns.
11418 (arm_attr_length_push_multi): Update comments.
11419 * config/arm/arm.md (*load_multiple_with_writeback): Set "length"
11421 (*pop_multiple_with_writeback_and_return): Likewise.
11422 (*pop_multiple_with_return): Likewise.
11424 2016-06-11 Segher Boessenkool <segher@kernel.crashing.org>
11426 PR middle-end/71310
11427 * fold-const.c (optimize_bit_field_compare): Don't try to use
11428 word_mode unconditionally for reading the bit field, look at
11429 DECL_BIT_FIELD_REPRESENTATIVE instead.
11431 2016-06-11 Kugan Vivekanandarajah <kuganv@linaro.org>
11433 PR middle-end/71478
11434 * tree-ssa-reassoc.c (reassociate_bb): Remove (-1) from ops list for
11435 vector integer type.
11437 2016-06-10 Jakub Jelinek <jakub@redhat.com>
11439 PR middle-end/71494
11440 * tree-nested.c (convert_nonlocal_reference_stmt): For GIMPLE_GOTO
11441 without LABEL_DECL, set *handled_ops_p to false instead of true.
11443 2016-06-10 Martin Sebor <msebor@redhat.com>
11446 * builtin-attrs.def (ATTR_NOTHROW_NONNULL_LEAF_LIST): New macro.
11447 (ATTR_NOTHROW_NONNULL_TYPEGENERIC_LEAF): Same.
11448 * builtins.def (BUILT_IN_SADD_OVERFLOW, BUILT_IN_SADDL_OVERFLOW): Use
11450 (BUILT_IN_SADDLL_OVERFLOW, BUILT_IN_SSUB_OVERFLOW): Same.
11451 (BUILT_IN_SSUBL_OVERFLOW, BUILT_IN_SSUBLL_OVERFLOW): Same.
11452 (BUILT_IN_SMUL_OVERFLOW, BUILT_IN_SMULL_OVERFLOW): Same.
11453 (BUILT_IN_SMULLL_OVERFLOW, BUILT_IN_UADD_OVERFLOW): Same.
11454 (BUILT_IN_UADDL_OVERFLOW, BUILT_IN_UADDLL_OVERFLOW): Same.
11455 (BUILT_IN_USUB_OVERFLOW, BUILT_IN_USUBL_OVERFLOW): Same.
11456 (BUILT_IN_USUBLL_OVERFLOW, BUILT_IN_UMUL_OVERFLOW): Same.
11457 (BUILT_IN_UMULL_OVERFLOW, BUILT_IN_UMULLL_OVERFLOW): Same.
11459 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
11461 * config/arm/arm.h (pool_vector_label,
11462 return_used_this_function): Remove.
11464 2016-06-10 Jeff Law <law@redhat.com>
11466 PR tree-optimization/71335
11467 * tree-ssa-threadbackward.c (profitable_jump_thread_path): Filter out
11468 zero length paths here.
11469 (convert_and_register_jump_thread_path): Remove hacks related to
11470 duplicated blocks in the jump thread path.
11471 (fsm_find_control_statement_thread_paths): Avoid putting the same
11472 block on the thread path twice, but ensure the thread path is
11473 unchanged from the caller's point of view.
11475 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
11477 * predict.c (predict_loops): Remove PRED_LOOP_BRANCH.
11478 * predict.def (PRED_LOOP_BRANCH): Remove.
11480 2016-06-10 David Malcolm <dmalcolm@redhat.com>
11482 * Makefile.in (OBJS): Add ggc-tests.o.
11483 (GTFILES): Add ggc-tests.c.
11484 * ggc-tests.c: New file.
11485 * selftest-run-tests.c (selftest::run_tests): Call
11486 selftest::ggc_tests_c_tests.
11487 * selftest.h (selftest::ggc_tests_c_tests): New prototype.
11489 2016-06-10 Alexander Monakov <amonakov@ispras.ru>
11491 * match.pd (-1 / B < A): Use :c to avoid pattern duplication.
11493 2016-06-10 Maxim Ostapenko <m.ostapenko@samsung.com>
11496 * varasm.c (place_block_symbol): Adjust alignment for asan protected
11497 STRING_CSTs even if TREE_CONSTANT_POOL_ADDRESS_P.
11499 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
11501 * profile.c: Include cfgloop.h.
11502 (branch_prob): Compute estimated number of iterations.
11503 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Do not
11504 recompute estimate number of iterations from profile.
11506 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
11508 PR inline-asm/68843
11509 * reg-stack.c (check_asm_stack_operands): Explicit input arguments
11510 must be grouped on top of stack. Don't force early clobber
11511 on ordinary reg outputs.
11513 2016-06-10 Richard Biener <rguenther@suse.de>
11515 * targhooks.c (default_builtin_vectorization_cost): Adjust
11516 vec_construct cost.
11518 2016-06-10 Richard Biener <rguenther@suse.de>
11520 * gimple-fold.c (gimple_fold_builtin_memory_op): Make sure
11521 to fold the RHS to a constant if possible.
11523 2016-06-10 Thomas Schwinge <thomas@codesourcery.com>
11525 PR middle-end/71373
11526 * tree-nested.c (convert_nonlocal_omp_clauses)
11527 (convert_local_omp_clauses): Handle OMP_CLAUSE_ASYNC,
11528 OMP_CLAUSE_WAIT, OMP_CLAUSE_INDEPENDENT, OMP_CLAUSE_AUTO,
11529 OMP_CLAUSE__CACHE_, OMP_CLAUSE_TILE.
11531 * gimplify.c (gimplify_adjust_omp_clauses): Discard
11533 * omp-low.c (scan_sharing_clauses): Don't expect OMP_CLAUSE_TILE.
11535 * omp-low.c (scan_sharing_clauses): Don't expect
11536 OMP_CLAUSE__CACHE_.
11538 2016-06-10 Alan Hayward <alan.hayward@arm.com>
11540 PR tree-optimization/71407
11541 PR tree-optimization/71416
11542 * tree-vect-loop.c (vectorizable_live_operation): Use vectype for
11543 BIT_FIELD_REF type.
11545 2016-06-10 Richard Biener <rguenther@suse.de>
11547 PR middle-end/71477
11548 * cfgloop.c (alloc_loop): Initialize nb_iterations_likely_upper_bound.
11550 2016-06-09 Eric Botcazou <ebotcazou@adacore.com>
11552 * df-problems.c (df_note_bb_compute): Guard use of DF_INSN_INFO_GET.
11554 2016-06-09 Vladimir Makarov <vmakarov@redhat.com>
11555 Jiong Wang <jiong.wang@arm.com>
11557 PR rtl-optimization/70751
11558 * lra-constraints.c (process_alt_operands): Recognize Non-pseudo
11559 spilled into memory.
11561 2016-06-09 Jonathan Yong <10walls@gmail.com>
11564 2015-09-21 Jonathan Yong <10walls@gmail.com>
11566 * config/i386/cygwin.h (STARTFILE_SPEC): Explicitly search
11567 sysroot/usr/lib/32api for additional win32 libraries,
11568 fixes failing Cygwin bootstrapping.
11570 2016-06-09 Marcin Baczyński <marbacz@gmail.com>
11572 * diagnostic.h (diagnostic_line_cutoff, diagnostic_flush_buffer):
11575 2016-06-09 David Malcolm <dmalcolm@redhat.com>
11578 * pretty-print.c (pp_indent): Specify that %p is printed in a
11579 host-dependent manner.
11580 (test_pp_format): Remove the test for %p.
11582 2016-06-09 Maciej W. Rozycki <macro@imgtec.com>
11584 * config/mips/mips.c (mips_output_jump): Fix formatting.
11586 2016-06-09 Richard Biener <rguenther@suse.de>
11588 PR tree-optimization/71462
11589 * tree-ssa-loop-manip.c (find_uses_to_rename): Guard against
11592 2016-06-09 Martin Liska <mliska@suse.cz>
11594 * predict.c (dump_prediction): Add new argument.
11595 (enum predictor_reason): New enum.
11596 (struct predictor_hash): New struct.
11597 (predictor_hash::hash): New function.
11598 (predictor_hash::equal): Likewise.
11599 (not_removed_prediction_p): New function.
11600 (prune_predictions_for_bb): Likewise.
11601 (combine_predictions_for_bb): Prune predictions.
11603 2016-06-09 Martin Liska <mliska@suse.cz>
11605 * predict.c (filter_predictions): New function.
11606 (remove_predictions_associated_with_edge): Use the filter
11608 (equal_edge_p): New function.
11610 2016-06-09 Stefan Bruens <stefan.bruens@rwth-aachen.de>
11612 * doc/invoke.texi (ARM Options): Use lexicographical ordering.
11613 Correct usage of @samp vs @option, add @samp where appropriate.
11614 Add -march={armv6k,armv6z,arm6zk}, remove -march=ep9312.
11615 Add armv6s-m and document it, as it is no official ARM name.
11617 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11619 * ifcvt.c (struct noce_if_info): Add transform_name field.
11620 (noce_try_move): Set if_info->transform_name to the function name.
11621 (noce_try_ifelse_collapse): Likewise.
11622 (noce_try_store_flag): Likewise.
11623 (noce_try_inverse_constants): Likewise.
11624 (noce_try_store_flag_constants): Likewise.
11625 (noce_try_addcc): Likewise.
11626 (noce_try_store_flag_mask): Likewise.
11627 (noce_try_cmove): Likewise.
11628 (noce_try_cmove_arith): Likewise.
11629 (noce_try_minmax): Likewise.
11630 (noce_try_abs): Likewise.
11631 (noce_try_sign_mask): Likewise.
11632 (noce_try_bitop): Likewise.
11633 (noce_convert_multiple_sets): Likewise.
11634 (noce_process_if_block): Print if_info->transform_name to
11635 dump_file if transformation succeeded.
11637 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11639 * config/arm/cortex-a57.md (cortex_a57_alu):
11642 2016-06-08 Martin Sebor <msebor@redhat.com>
11643 Jakub Jelinek <jakub@redhat.com>
11647 * builtins.def (BUILT_IN_ADD_OVERFLOW_P, BUILT_IN_SUB_OVERFLOW_P,
11648 BUILT_IN_MUL_OVERFLOW_P): New builtins.
11649 * builtins.c: Include gimple-fold.h.
11650 (fold_builtin_arith_overflow): Handle
11651 BUILT_IN_{ADD,SUB,MUL}_OVERFLOW_P.
11652 (fold_builtin_3): Likewise.
11653 * doc/extend.texi (Integer Overflow Builtins): Document
11654 __builtin_{add,sub,mul}_overflow_p.
11656 2016-06-08 Jose E. Marchesi <jose.marchesi@oracle.com>
11658 * config/sparc/driver-sparc.c (cpu_names): Fix the entry for the
11659 SPARC-M7 and add an entry for SPARC-S7 cpus (Sonoma).
11661 2016-06-08 Alan Lawrence <alan.lawrence@arm.com>
11663 * config/aarch64/aarch64.c (aarch64_function_arg_alignment):
11664 Rewrite, looking one level down for records and arrays.
11666 2016-06-08 David Malcolm <dmalcolm@redhat.com>
11668 * pretty-print.c: Include "selftest.h".
11669 (pp_format): Fix comment.
11670 (identifier_to_locale): Likewise.
11671 (selftest::test_basic_printing): New function.
11672 (selftest::assert_pp_format): New function.
11673 (selftest::test_pp_format): New function.
11674 (selftest::pretty_print_c_tests): New function.
11675 * selftest-run-tests.c (selftest::run_tests): Call
11676 selftest::pretty_print_c_tests.
11677 * selftest.h (pretty_print_c_tests): New declaration.
11679 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
11681 * invoke.texi (max-loop-headers-insns): Document.
11682 * params.def (PARAM_MAX_LOOP_HEADER_INSNS): New.
11683 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Update comment.
11684 (ch_base::copy_headers): Use PARAM_MAX_LOOP_HEADER_INSNS.
11686 2016-06-08 Richard Biener <rguenther@suse.de>
11688 * tree-vect-stmts.c (vectorizable_load): Remove restrictions
11689 on strided SLP loads and fall back to scalar loads in case
11690 we can't chunk them.
11692 2016-06-08 Richard Biener <rguenther@suse.de>
11694 PR tree-optimization/71452
11695 * tree-ssa.c (non_rewritable_lvalue_p): Make sure that the
11696 type used for the SSA rewrite has enough precision to cover
11697 the dynamic type of the location.
11699 2016-06-08 Jakub Jelinek <jakub@redhat.com>
11700 Richard Biener <rguenther@suse.de>
11703 * fold-const.c (fold_comparison): Handle CONSTANT_CLASS_P (base0)
11704 the same as DECL_P (base0) for indirect_base0. Use equality_code
11705 in one further place.
11707 2016-06-08 Richard Sandiford <richard.sandiford@arm.com>
11709 * expmed.c (store_bit_field_1): Do not restrict a multiword op0
11710 to one word if the field is known to overlap other words.
11711 (extract_bit_field_1): Likewise.
11712 (store_split_bit_field): Remove compensating code.
11713 (extract_split_bit_field): Likewise.
11715 2016-06-08 Bernd Schmidt <bschmidt@redhat.com>
11719 * tree-ssa-strlen.c (handle_builtin_memcmp): Ignore debug insns.
11721 2016-06-08 Jiong Wang <jiong.wang@arm.com>
11723 * config/aarch64/aarch64-builtins.def (faddp): New builtins for modes in
11725 * config/aarch64/aarch64-simd.md (aarch64_faddp<mode>): New.
11726 (arch64_addpv4sf): Delete.
11727 (reduc_plus_scal_v4sf): Use "gen_aarch64_faddpv4sf" instead of
11728 "gen_aarch64_addpv4sf".
11729 * config/aarch64/arm_neon.h (vpadd_f32): Remove inline assembly. Use
11731 (vpadds_f32): Likewise.
11732 (vpaddq_f32): Likewise.
11733 (vpaddq_f64): Likewise.
11735 2016-06-08 Jiong Wang <jiong.wang@arm.com>
11737 * config/aarch64/aarch64-builtins.def (fabd): New builtins for modes
11739 * config/aarch64/aarch64-simd.md (fabd<mode>_3): Extend modes from VDQF
11740 to VALLF. Rename to "fabd<mode>3".
11741 "*fabd_scalar<mode>3): Delete.
11742 * config/aarch64/arm_neon.h (vabds_f32): Remove inline assembly.
11744 (vabdd_f64): Likewise.
11745 (vabd_f32): Likewise.
11746 (vabd_f64): Likewise.
11747 (vabdq_f32): Likewise.
11748 (vabdq_f64): Likewise.
11750 2016-06-08 Jiong Wang <jiong.wang@arm.com>
11752 * config/aarch64/aarch64-builtins.def (rsqrts): New builtins for modes
11754 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_<mode>3): Rename to
11755 "aarch64_rsqrts<mode>".
11756 * config/aarch64/aarch64.c (get_rsqrts_type): Update gen* name.
11757 * config/aarch64/arm_neon.h (vrsqrtss_f32): Remove inline assembly. Use
11759 (vrsqrtsd_f64): Likewise.
11760 (vrsqrts_f32): Likewise.
11761 (vrsqrts_f64): Likewise.
11762 (vrsqrtsq_f32): Likewise.
11763 (vrsqrtsq_f64): Likewise.
11765 2016-06-08 Jiong Wang <jiong.wang@arm.com>
11767 * config/aarch64/aarch64-builtins.def (rsqrte): New builtins for modes
11769 * config/aarch64/aarch64-simd.md (aarch64_rsqrte_<mode>2): Rename to
11770 "aarch64_rsqrte<mode>".
11771 * config/aarch64/aarch64.c (get_rsqrte_type): Update gen* name.
11772 * config/aarch64/arm_neon.h (vrsqrts_f32): Remove inline assembly. Use
11774 (vrsqrted_f64): Likewise.
11775 (vrsqrte_f32): Likewise.
11776 (vrsqrte_f64): Likewise.
11777 (vrsqrteq_f32): Likewise.
11778 (vrsqrteq_f64): Likewise.
11780 2016-06-08 Jiong Wang <jiong.wang@arm.com>
11782 * config/aarch64/aarch64-builtins.def (scvtf): Register vector modes.
11784 (fcvtzs): Likewise.
11785 (fcvtzu): Likewise.
11786 * config/aarch64/aarch64-simd.md
11787 (<FCVT_F2FIXED:fcvt_fixed_insn><VDQF:mode>3): New.
11788 (<FCVT_FIXED2F:fcvt_fixed_insn><VDQ_SDI:mode>3): Likewise.
11789 * config/aarch64/arm_neon.h (vcvt_n_f32_s32): Remove inline assembly.
11791 (vcvt_n_f32_u32): Likewise.
11792 (vcvt_n_s32_f32): Likewise.
11793 (vcvt_n_u32_f32): Likewise.
11794 (vcvtq_n_f32_s32): Likewise.
11795 (vcvtq_n_f32_u32): Likewise.
11796 (vcvtq_n_f64_s64): Likewise.
11797 (vcvtq_n_f64_u64): Likewise.
11798 (vcvtq_n_s32_f32): Likewise.
11799 (vcvtq_n_s64_f64): Likewise.
11800 (vcvtq_n_u32_f32): Likewise.
11801 (vcvtq_n_u64_f64): Likewise.
11802 * config/aarch64/iterators.md (VDQ_SDI): New mode iterator.
11803 (VSDQ_SDI): Likewise.
11804 (fcvt_target): Support V4DI, V4SI and V2SI.
11805 (FCVT_TARGET): Likewise.
11807 2016-06-08 Jiong Wang <jiong.wang@arm.com>
11809 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New
11810 (TYPES_BINOP_SUS): Likewise.
11811 (aarch64_simd_builtin_data): Update include file name.
11812 (aarch64_builtins): Likewise.
11813 * config/aarch64/aarch64-simd-builtins.def (scvtf): New entries
11814 for conversion between scalar float-point and fixed-point.
11816 (fcvtzs): Likewise.
11817 (fcvtzu): Likewise.
11818 * config/aarch64/aarch64.md
11819 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3: New
11820 pattern for conversion between scalar float to fixed-pointer.
11821 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>: Likewise.
11822 (UNSPEC_FCVTZS): New UNSPEC enumeration.
11823 (UNSPEC_FCVTZU): Likewise.
11824 (UNSPEC_SCVTF): Likewise.
11825 (UNSPEC_UCVTF): Likewise.
11826 * config/aarch64/arm_neon.h (vcvtd_n_f64_s64): Remove inline assembly.
11828 (vcvtd_n_f64_u64): Likewise.
11829 (vcvtd_n_s64_f64): Likewise.
11830 (vcvtd_n_u64_f64): Likewise.
11831 (vcvtd_n_f32_s32): Likewise.
11832 (vcvts_n_f32_u32): Likewise.
11833 (vcvtd_n_s32_f32): Likewise.
11834 (vcvts_n_u32_f32): Likewise.
11835 * config/aarch64/iterators.md (fcvt_target): Support integer to float
11837 (FCVT_TARGET): Likewise.
11838 (FCVT_FIXED2F): New iterator.
11839 (FCVT_F2FIXED): Likewise.
11840 (fcvt_fixed_insn): New define_int_attr.
11842 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
11844 * predict.c (pass_strip_predict_hints::execute): Cleanup CFG if
11845 some statements was removed.
11847 2016-06-08 Alan Hayward <alan.hayward@arm.com>
11849 * tree-vect-data-refs.c (vect_analyze_data_refs): Remove debug newline.
11850 * tree-vect-loop-manip.c (slpeel_make_loop_iterate_ntimes): likewise.
11851 (vect_can_advance_ivs_p): likewise.
11852 (vect_update_ivs_after_vectorizer): likewise.
11853 * tree-vect-loop.c (vect_determine_vectorization_factor): likewise.
11854 (vect_analyze_scalar_cycles_1): likewise.
11855 (vect_analyze_loop_operations): likewise.
11856 (report_vect_op): likewise.
11857 (vect_is_slp_reduction): likewise.
11858 (vect_is_simple_reduction): likewise.
11859 (get_initial_def_for_induction): likewise.
11860 (vect_transform_loop): likewise.
11861 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): likewise.
11862 (vect_recog_sad_pattern): likewise.
11863 (vect_recog_widen_sum_pattern): likewise.
11864 (vect_recog_widening_pattern): likewise.
11865 (vect_recog_divmod_pattern): likewise.
11866 * tree-vect-slp.c (vect-build-slp_tree_1): likewise.
11867 (vect_analyze_slp_instance): likewise.
11868 (vect_transform_slp_perm_load): likewise.
11869 (vect_schedule_slp_instance): likewise.
11871 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
11873 * predict.c (predict_iv_comparison): Mention that heuristics is broken.
11874 (return_prediction): PRED_CONST_RETURN predict return as not taken.
11875 * predict.def (PRED_CONTINUE): Change hitrate 50->67
11876 (PRED_LOOP_BRANCH): Document predictor as broken.
11877 (PRED_LOOP_EXIT): Change hitrate 91->92.
11878 (PRED_LOOP_EXTRA_EXIT): Change hitrate 91->83.
11879 (PRED_POINTER, PRED_TREE_POINTER): Change hitrate 85->70.
11880 (PRED_OPCODE_POSITIVE): Change hitrate 79->64.
11881 (PRED_OPCODE_NONEQUAL): Change hitrate 91->66.
11882 (PRED_TREE_OPCODE_POSITIVE): Change hitrate 73->64
11883 (PRED_TREE_OPCODE_NONEQUAL): Chnage hitrate 72->66
11884 (PRED_CALL): Chane hitrate 71->67.
11885 (PRED_TREE_EARLY_RETURN): Document issues, change hitrate 61->54.
11886 (PRED_GOTO): Document as unused right now.
11887 (PRED_CONST_RETURN): Change hitrate 67->69
11888 (PRED_NEGATIVE_RETURN): Change hitrate 96->98
11889 (PRED_NULL_RETURN): Change hitrate 91->90.
11890 (PRED_LOOP_IV_COMPARE_GUESS): Change hitrate to 98.
11891 (PRED_FORTRAN_FAIL_ALLOC): Change hitrate to 62; document issues.
11892 (PRED_FORTRAN_SIZE_ZERO): Change hitrate to 99.
11894 2016-06-07 Bill Seurer <seurer@linux.vnet.ibm.com>
11896 * config/rs6000/altivec.h: Add __builtin_vec_mul.
11897 * config/rs6000/rs6000-builtin.def (vec_mul): Change vec_mul to a
11898 special case Altivec builtin.
11899 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
11900 VSX_BUILTIN_VEC_MUL (replaced with special case code).
11901 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
11902 code for ALTIVEC_BUILTIN_VEC_MUL.
11903 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
11904 for __builtin_vec_mul.
11906 2016-06-07 Peter Bergner <bergner@vnet.ibm.com>
11908 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mhtm and
11911 2016-06-07 David Malcolm <dmalcolm@redhat.com>
11913 * spellcheck.c (selftest::test_find_closest_string): New function.
11914 (spellcheck_c_tests): Call the above.
11916 2016-06-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11918 * simplify-rtx.c (simplify_cond_clz_ctz): Delete 'mode' local variable.
11920 2016-06-07 Jakub Jelinek <jakub@redhat.com>
11922 * config/i386/sse.md (avx_vec_concat<mode>): Add v=v,vm and
11923 Yv=Yv,C alternatives.
11925 2016-06-07 Richard Biener <rguenther@suse.de>
11928 * common.opt (ffast-math): Make Optimization.
11930 2016-06-07 Simon Dardis <simon.dardis@imgtec.com>
11931 Prachi Godbole <prachi.godbole@imgtec.com>
11933 * config/mips/p5600.md (p5600_fpu_fadd): Remove checking for
11934 `fabs' and `fneg' type attributes.
11935 (p5600_fpu_fabs): Add `fmove' to the comment.
11937 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
11939 * gimple.c: Include builtins.h
11940 (gimple_inexpensive_call_p): New function.
11941 * gimple.h (gimple_inexpensive_call_p): Declare.
11942 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Use it.
11943 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Likewise;
11946 2016-06-07 Paolo Carlini <paolo.carlini@oracle.com>
11948 * diagnostic.c (diagnostic_impl, diagnostic_n_impl): New.
11949 (inform, inform_at_rich_loc, inform_n, warning, warning_at,
11950 warning_at_rich_loc, warning_n, pedwarn, permerror,
11951 permerror_at_rich_loc, error, error_n, error_at, error_at_rich_loc,
11952 sorry, fatal_error, internal_error, internal_error_no_backtrace):
11955 2016-06-07 Richard Biener <rguenther@suse.de>
11957 PR tree-optimization/71428
11958 * tree-ssa-math-opts.c (perform_symbolic_merge): Properly distinguish
11959 BIT_FIELD_REF op vs. load.
11961 2016-06-07 Richard Biener <rguenther@suse.de>
11963 PR middle-end/71423
11964 * match.pd ((X | ~Y) -> Y <= X): Properly invert the comparison
11967 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
11969 * config/pa/pa.md (call): Generate indirect long calls to non-local
11970 functions on TARGET_64BIT.
11971 (call_value): Likewise.
11973 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
11975 * config/pa/pa.md (call_val_reg_64bit): Remove "reg: DI " clobber from
11976 pattern and subsequent splitters.
11977 (call_val_reg_64bit_post_reload): Likewise.
11979 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
11981 PR middle-end/71408
11982 * tree-ssa-reassoc.c (zero_one_operation): Fix NEGATE_EXPR operand for
11983 propagate_op_to_single_use.
11985 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
11987 PR middle-end/71281
11988 * tree-ssa-reassoc.c (reassociate_bb): Set uid for negate stmt.
11990 2016-06-07 Uros Bizjak <ubizjak@gmail.com>
11992 * config/i386/i386.h (enum ix86_enitity): Add X86_DIRFLAG.
11993 (enum x86_dirflag_state): New enum.
11994 (NUM_MODES_FOR_MODE_SWITCHING): Add X86_DIRFLAG_ANY.
11995 (machine_function): Remove needs_cld.
11996 (ix86_current_function_needs_cld): Remove.
11997 * config/i386/i386.c (ix86_set_func_type): Set
11998 ix86_optimize_mode_switching[X86_DIRFLAG] to 1.
11999 (ix86_expand_prologue): Do not emit CLD here.
12000 (ix86_dirflag_mode_needed): New function.
12001 (ix86_dirflag_mode_entry): Ditto.
12002 (ix86_mode_needed): Handle X86_DIRFLAG entity.
12003 (ix86_mode_after): Ditto.
12004 (ix86_mode_entry): Ditto.
12005 (ix86_mode_exit): Ditto.
12006 (ix86_emit_mode_set): Ditto.
12007 * config/i386/i386.md (strmov_singleop): Set
12008 ix86_optimize_mode_switching[X86_DIRFLAG] to 1 for TARGET_CLD.
12009 Do not set ix86_current_function_needs_cld.
12011 (strset_singleop): Ditto.
12013 (cmpstrnqi_nz_1): Ditto.
12014 (cmpstrnqi_1): Ditto.
12015 (strlenqi_1): Ditto.
12017 2016-06-06 Jakub Jelinek <jakub@redhat.com>
12019 PR tree-optimization/71259
12020 * tree-vect-slp.c (vect_get_constant_vectors): For
12021 VECTOR_BOOLEAN_TYPE_P, return all ones constant instead of
12022 one for constant op, and use COND_EXPR for non-constant.
12024 2016-06-06 David Malcolm <dmalcolm@redhat.com>
12026 * Makefile.in (OBJS): Add function-tests.o,
12027 hash-map-tests.o, hash-set-tests.o, rtl-tests.o,
12028 selftest-run-tests.o.
12029 (OBJS-libcommon): Add selftest.o.
12030 (OBJS-libcommon-target): Add selftest.o.
12031 (all.internal): Add "selftest".
12032 (all.cross): Likewise.
12033 (selftest): New phony target.
12034 (s-selftest): New target.
12035 (selftest-gdb): New phony target.
12036 (COLLECT2_OBJS): Add selftest.o.
12037 * bitmap.c: Include "selftest.h".
12038 (selftest::test_gc_alloc): New function.
12039 (selftest::test_set_range): New function.
12040 (selftest::test_clear_bit_in_middle): New function.
12041 (selftest::test_copying): New function.
12042 (selftest::test_bitmap_single_bit_set_p): New function.
12043 (selftest::bitmap_c_tests): New function.
12044 * common.opt (fself-test): New.
12045 * diagnostic-show-locus.c: Include "selftest.h".
12046 (make_range): New function.
12047 (test_range_contains_point_for_single_point): New function.
12048 (test_range_contains_point_for_single_line): New function.
12049 (test_range_contains_point_for_multiple_lines): New function.
12050 (assert_eq): New function.
12051 (test_get_line_width_without_trailing_whitespace): New function.
12052 (selftest::diagnostic_show_locus_c_tests): New function.
12053 * et-forest.c: Include "selftest.h".
12054 (selftest::test_single_node): New function.
12055 (selftest::test_simple_tree): New function.
12056 (selftest::test_disconnected_nodes): New function.
12057 (selftest::et_forest_c_tests): New function.
12058 * fold-const.c: Include "selftest.h".
12059 (selftest::assert_binop_folds_to_const): New function.
12060 (selftest::assert_binop_folds_to_nonlvalue): New function.
12061 (selftest::test_arithmetic_folding): New function.
12062 (selftest::fold_const_c_tests): New function.
12063 * function-tests.c: New file.
12064 * gimple.c: Include "selftest.h".
12065 Include "gimple-pretty-print.h".
12066 (selftest::verify_gimple_pp): New function.
12067 (selftest::test_assign_single): New function.
12068 (selftest::test_assign_binop): New function.
12069 (selftest::test_nop_stmt): New function.
12070 (selftest::test_return_stmt): New function.
12071 (selftest::test_return_without_value): New function.
12072 (selftest::gimple_c_tests): New function.
12073 * hash-map-tests.c: New file.
12074 * hash-set-tests.c: New file.
12075 * input.c: Include "selftest.h".
12076 (selftest::assert_loceq): New function.
12077 (selftest::test_accessing_ordinary_linemaps): New function.
12078 (selftest::test_unknown_location): New function.
12079 (selftest::test_builtins): New function.
12080 (selftest::test_reading_source_line): New function.
12081 (selftest::input_c_tests): New function.
12082 * rtl-tests.c: New file.
12083 * selftest-run-tests.c: New file.
12084 * selftest.c: New file.
12085 * selftest.h: New file.
12086 * spellcheck.c: Include "selftest.h".
12087 (selftest::levenshtein_distance_unit_test_oneway): New function,
12088 adapted from testsuite/gcc.dg/plugin/levenshtein_plugin.c.
12089 (selftest::levenshtein_distance_unit_test): Likewise.
12090 (selftest::spellcheck_c_tests): Likewise.
12091 * toplev.c: Include selftest.h.
12092 (toplev::run_self_tests): New.
12093 (toplev::main): Handle -fself-test.
12094 * toplev.h (toplev::run_self_tests): New.
12095 * tree.c: Include "selftest.h".
12096 (selftest::test_integer_constants): New function.
12097 (selftest::test_identifiers): New function.
12098 (selftest::test_labels): New function.
12099 (selftest::tree_c_tests): New function.
12100 * tree-cfg.c: Include "selftest.h".
12101 (selftest::push_fndecl): New function.
12102 (selftest::test_linear_chain): New function.
12103 (selftest::test_diamond): New function.
12104 (selftest::test_fully_connected): New function.
12105 (selftest::tree_cfg_c_tests): New function.
12106 * vec.c: Include "selftest.h".
12107 (selftest::safe_push_range): New function.
12108 (selftest::test_quick_push): New function.
12109 (selftest::test_safe_push): New function.
12110 (selftest::test_truncate): New function.
12111 (selftest::test_safe_grow_cleared): New function.
12112 (selftest::test_pop): New function.
12113 (selftest::test_safe_insert): New function.
12114 (selftest::test_ordered_remove): New function.
12115 (selftest::test_unordered_remove): New function.
12116 (selftest::test_block_remove): New function.
12117 (selftest::reverse_cmp): New function.
12118 (selftest::test_qsort): New function.
12119 (selftest::vec_c_tests): New function.c.
12120 * wide-int.cc: Include selftest.h and wide-int-print.h.
12121 (selftest::from_int <wide_int>): New function.
12122 (selftest::from_int <offset_int>): New function.
12123 (selftest::from_int <widest_int>): New function.
12124 (selftest::assert_deceq): New function.
12125 (selftest::assert_hexeq): New function.
12126 (selftest::test_printing <VALUE_TYPE>): New function template.
12127 (selftest::test_ops <VALUE_TYPE>): New function template.
12128 (selftest::test_comparisons <VALUE_TYPE>): New function template.
12129 (selftest::run_all_wide_int_tests <VALUE_TYPE>): New function
12131 (selftest::wide_int_cc_tests): New function.
12133 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12135 PR middle-end/37780
12136 * ifcvt.c (noce_try_ifelse_collapse): New function.
12138 (noce_process_if_block): Call noce_try_ifelse_collapse.
12139 * simplify-rtx.c (simplify_cond_clz_ctz): New function.
12140 (simplify_ternary_operation): Use the above to simplify
12141 conditional CLZ/CTZ expressions.
12143 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12145 PR middle-end/37780
12146 * config/aarch64/aarch64.md (ctz<mode>2): Convert to
12147 define_insn_and_split.
12149 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12151 PR middle-end/37780
12152 * config/arm/arm.md (ctzsi2): Convert to define_insn_and_split.
12154 2016-06-06 Bernd Edlinger <bernd.edlinger@hotmail.de>
12157 * cfgexpand.c (expand_asm_loc): Remove handling for ADDR_EXPR.
12158 Implicitly clobber memory for basic asm with non-empty assembler
12159 string. Use targetm.md_asm_adjust also here.
12160 * compare-elim.c (arithmetic_flags_clobber_p): Use asm_noperands here.
12161 * final.c (final_scan_insn): Handle basic asm in PARALLEL block.
12162 * gimple.c (gimple_asm_clobbers_memory_p): Handle basic asm with
12163 non-empty assembler string.
12164 * ira.c (compute_regs_asm_clobbered): Use asm_noperands here.
12165 * recog.c (asm_noperands): Handle basic asm in PARALLEL block.
12166 (decode_asm_operands): Handle basic asm in PARALLEL block.
12167 (extract_insn): Handle basic asm in PARALLEL block.
12168 * doc/extend.texi: Mention new behavior of basic asm.
12169 * config/ia64/ia64 (rtx_needs_barrier): Handle ASM_INPUT here.
12170 * config/pa/pa.c (branch_to_delay_slot_p, branch_needs_nop_p,
12171 branch_needs_nop_p): Use asm_noperands.
12173 2016-06-06 Jose E. Marchesi <jose.marchesi@oracle.com>
12175 * config/sparc/sparc.md (cpu): Add niagara7 cpu type.
12176 Include the M7 SPARC DFA scheduler.
12177 New attribute v3pipe.
12178 Annotate insns with v3pipe where appropriate.
12179 Define cpu_feature vis4.
12180 Add lzd instruction type and set it on clzdi_sp64 and clzsi_sp64.
12181 Add (V8QI "8") to vbits.
12182 Add insns {add,sub}v8qi3
12183 Add insns ss{add,sub}v8qi3
12184 Add insns us{add,sub}{v8qi,v4hi}3
12185 Add insns {min,max}{v8qi,v4hi,v2si}3
12186 Add insns {minu,maxu}{v8qi,v4hi,v2si}3
12187 Add insns fpcmp{le,gt,ule,ug,ule,ugt}{8,16,32}_vis.
12188 * config/sparc/niagara4.md: Add a comment explaining the
12189 discrepancy between the documented latenty numbers and the
12191 * config/sparc/niagara7.md: New file.
12192 * configure.ac (HAVE_AS_SPARC5_VIS4): Define if the assembler
12193 supports SPARC5 and VIS 4.0 instructions.
12194 * configure: Regenerate.
12195 * config.in: Likewise.
12196 * config.gcc: niagara7 is a supported cpu in sparc*-*-* targets.
12197 * config/sparc/sol2.h (ASM_CPU32_DEFAUILT_SPEC): Set for
12198 TARGET_CPU_niagara7.
12199 (ASM_CPU64_DEFAULT_SPEC): Likewise.
12200 (CPP_CPU_SPEC): Handle niagara7.
12201 (ASM_CPU_SPEC): Likewise.
12202 * config/sparc/sparc-opts.h (processor_type): Add
12203 PROCESSOR_NIAGARA7.
12204 (mvis4): New option.
12205 * config/sparc/sparc.h (TARGET_CPU_niagara7): Define.
12206 (AS_NIAGARA7_FLAG): Define.
12207 (ASM_CPU64_DEFAULT_SPEC): Set for niagara7.
12208 (CPP_CPU64_DEFAULT_SPEC): Likewise.
12209 (CPP_CPU_SPEC): Handle niagara7.
12210 (ASM_CPU_SPEC): Likewise.
12211 * config/sparc/sparc.c (niagara7_costs): Define.
12212 (sparc_option_override): Handle niagara7 and adjust cache-related
12213 parameters with better values for niagara cpus. Also support VIS4.
12214 (sparc32_initialize_trampoline): Likewise.
12215 (sparc_use_sched_lookahead): Likewise.
12216 (sparc_issue_rate): Likewise.
12217 (sparc_register_move_cost): Likewise.
12218 (dump_target_flag_bits): Support VIS4.
12219 (sparc_vis_init_builtins): Likewise.
12220 (sparc_builtins): Likewise.
12221 * config/sparc/sparc-c.c (sparc_target_macros): Define __VIS__ for
12223 * config/sparc/driver-sparc.c (cpu_names): Add SPARC-M7 and
12225 * config/sparc/sparc.opt (sparc_processor_type): New value
12227 * config/sparc/visintrin.h (__attribute__): Prototypes for the
12229 * doc/invoke.texi (SPARC Options): Document -mcpu=niagara7 and
12231 * doc/extend.texi (SPARC VIS Built-in Functions): Document the
12234 2016-06-06 Jonathan Wakely <jwakely@redhat.com>
12236 * doc/sourcebuild.texi (Directives): Remove extra closing braces.
12238 2016-06-06 Richard Biener <rguenther@suse.de>
12240 PR tree-optimization/71398
12241 * tree-ssa-loop-ivcanon.c (unloop_loops): First unloop, then
12244 2016-06-05 James Bowman <james.bowman@ftdichip.com>
12246 * config/ft32/ft32.c (ft32_setup_incoming_varargs,
12247 ft32_expand_prolog, ft32_expand_epilogue):
12248 Handle pretend_args.
12249 * config/ft32/ft32.h: Remove OUTGOING_REG_PARM_STACK_SPACE.
12250 * config/ft32/ft32.md: Add pretend_returner.
12252 2016-06-06 Uros Bizjak <ubizjak@gmail.com>
12255 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
12256 Copy op1 RTX to avoid invalid sharing.
12257 (ix86_expand_vector_move_misalign): Ditto.
12259 2016-06-05 John David Anglin <danglin@gcc.gnu.org>
12261 * expr.c (move_by_pieces_d::generate): Mark mode parameter with
12264 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
12266 * predict.c (predicted_by_loop_heuristics_p): New function.
12267 (predict_iv_comparison): Use it.
12268 (predict_loops): Walk from innermost loops; do not predict edges
12269 leaving multiple loops multiple times; implement
12270 PRED_LOOP_ITERATIONS_MAX heuristics.
12271 * predict.def (PRED_LOOP_ITERATIONS_MAX): New predictor.
12273 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
12275 * cfg.c (check_bb_profile): Do not report mismatched profiles when
12276 only edges out of BB are EH edges.
12278 2016-06-04 Martin Sebor <msebor@redhat.com>
12279 Marcin Baczyński <marbacz@gmail.com>
12282 * doc/invoke.texi (-Wreturn-type): Mention not warning on return with
12283 a void expression in a void function.
12285 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
12287 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Do not check
12288 aux; dump reasons of decisions.
12289 (should_duplicate_loop_header_p): Likewise.
12290 (do_while_loop_p): Likewise.
12291 (ch_base::copy_headers): Dump asi num insns duplicated.
12293 2016-06-04 Jakub Jelinek <jakub@redhat.com>
12295 PR tree-optimization/71405
12296 * tree-ssa.c (execute_update_addresses_taken): For clobber with
12297 incompatible type, build a new clobber with the right type instead
12298 of building a VIEW_CONVERT_EXPR around it.
12300 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
12302 PR tree-optimization/52171
12303 * config/sh/sh.c (sh_use_by_pieces_infrastructure_p): Use
12304 by_pieces_ninsns instead of move_by_pieces_ninsns.
12306 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
12308 * config/sh/sh.c (sh_print_operand_address): Don't use hardcoded 'r0'
12309 for reg+reg addressing mode.
12311 2016-06-03 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
12313 * rs6000-c.c (c/c-tree.h): Add #include.
12314 (altivec_resolve_overloaded_builtin): Handle ARRAY_TYPE arguments
12315 in C++ when found in the base position of vec_ld or vec_st.
12317 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
12319 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Avoid
12320 use of profile unless profile status is PROFILE_READ.
12321 * profile.c (compute_branch_probabilities): Set profile status
12322 only after reporting predictor hitrates.
12324 2016-06-03 Joseph Myers <joseph@codesourcery.com>
12328 * common.opt (ffp-int-builtin-inexact): New option.
12329 * doc/invoke.texi (-fno-fp-int-builtin-inexact): Document.
12330 * doc/md.texi (floor@var{m}2, btrunc@var{m}2, round@var{m}2)
12331 (ceil@var{m}2): Document dependence on this option.
12332 * ipa-inline-transform.c (inline_call): Handle
12333 flag_fp_int_builtin_inexact.
12334 * ipa-inline.c (can_inline_edge_p): Likewise.
12335 * config/i386/i386.md (rintxf2): Do not test
12336 flag_unsafe_math_optimizations.
12337 (rint<mode>2_frndint): New define_insn.
12338 (rint<mode>2): Do not test flag_unsafe_math_optimizations for 387
12339 or !flag_trapping_math for SSE. Just use gen_rint<mode>2_frndint
12340 for 387 instead of extending and truncating.
12341 (frndintxf2_<rounding>): Test flag_fp_int_builtin_inexact ||
12342 !flag_trapping_math instead of flag_unsafe_math_optimizations.
12343 Change to frndint<mode>2_<rounding>.
12344 (frndintxf2_<rounding>_i387): Likewise. Change to
12345 frndint<mode>2_<rounding>_i387.
12346 (<rounding_insn>xf2): Likewise.
12347 (<rounding_insn><mode>2): Test flag_fp_int_builtin_inexact ||
12348 !flag_trapping_math instead of flag_unsafe_math_optimizations for
12349 x87. Test TARGET_ROUND || !flag_trapping_math ||
12350 flag_fp_int_builtin_inexact instead of !flag_trapping_math for
12351 SSE. Use ROUND_NO_EXC in constant operand of
12352 gen_sse4_1_round<mode>2. Just use gen_frndint<mode>2_<rounding>
12353 for 387 instead of extending and truncating.
12355 2016-06-03 H.J. Lu <hongjiu.lu@intel.com>
12356 Julia Koval <julia.koval@intel.com>
12368 * config/i386/i386-protos.h (ix86_epilogue_uses): New prototype.
12369 * config/i386/i386.c (ix86_conditional_register_usage): Preserve
12370 all registers, except for function return registers if there are
12371 no caller-saved registers.
12372 (ix86_set_func_type): New function.
12373 (ix86_set_current_function): Call ix86_set_func_type to set
12374 no_caller_saved_registers and func_type. Call reinit_regs if
12375 caller-saved registers are changed. Don't allow MPX, SSE, MMX
12376 nor x87 instructions in interrupt handler nor function with
12377 no_caller_saved_registers attribute.
12378 (ix86_function_ok_for_sibcall): Return false if there are no
12379 caller-saved registers.
12380 (type_natural_mode): Don't warn ABI change for MMX in interrupt
12382 (ix86_function_arg_advance): Skip for callee in interrupt handler.
12383 (ix86_function_arg): Return special arguments in interrupt handler.
12384 (ix86_promote_function_mode): Promote pointer to word_mode only
12385 for normal functions.
12386 (ix86_can_use_return_insn_p): Don't use `ret' instruction in
12388 (ix86_epilogue_uses): New function.
12389 (ix86_hard_regno_scratch_ok): Likewise.
12390 (ix86_save_reg): Preserve all registers in interrupt handler
12391 after reload. Preserve all registers, except for function return
12392 registers, if there are no caller-saved registers after reload.
12393 (find_drap_reg): Always use callee-saved register if there are
12394 no caller-saved registers.
12395 (ix86_minimum_incoming_stack_boundary): Return MIN_STACK_BOUNDARY
12396 for interrupt handler.
12397 (ix86_expand_prologue): Don't allow DRAP in interrupt handler.
12398 Emit cld instruction if stringops are used in interrupt handler
12399 or interrupt handler isn't a leaf function.
12400 (ix86_expand_epilogue): Generate interrupt return for interrupt
12401 handler and pop the 'ERROR_CODE' off the stack before interrupt
12402 return in exception handler.
12403 (ix86_expand_call): Disallow calling interrupt handler directly.
12404 If there are no caller-saved registers, mark all registers that
12405 are clobbered by the call which returns as clobbered.
12406 (ix86_handle_no_caller_saved_registers_attribute): New function.
12407 (ix86_handle_interrupt_attribute): Likewise.
12408 (ix86_attribute_table): Add interrupt and no_caller_saved_registers
12410 (TARGET_HARD_REGNO_SCRATCH_OK): Likewise.
12411 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use argument
12412 accumulation in interrupt function if stack may be realigned to
12414 (EPILOGUE_USES): New.
12415 (function_type): New enum.
12416 (machine_function): Add func_type and no_caller_saved_registers.
12417 * config/i386/i386.md (UNSPEC_INTERRUPT_RETURN): New.
12418 (interrupt_return): New pattern.
12419 * doc/extend.texi: Document x86 interrupt and
12420 no_caller_saved_registers attributes.
12422 2016-06-03 Bernd Schmidt <bschmidt@redhat.com>
12424 PR tree-optimization/52171
12425 * builtins.c (expand_cmpstrn_or_cmpmem): Delete, moved elsewhere.
12426 (expand_builtin_memcmp): New arg RESULT_EQ. All callers changed.
12427 Look for constant strings. Move some code to emit_block_cmp_hints
12429 * builtins.def (BUILT_IN_MEMCMP_EQ): New.
12430 * defaults.h (COMPARE_MAX_PIECES): New macro.
12431 * expr.c (move_by_pieces_d, store_by_pieces_d): Remove old structs.
12432 (move_by_pieces_1, store_by_pieces_1, store_by_pieces_2): Remvoe.
12433 (clear_by_pieces_1): Don't declare. Move definition before use.
12434 (can_do_by_pieces): New static function.
12435 (can_move_by_pieces): Use it. Return bool.
12436 (by_pieces_ninsns): Renamed from move_by_pieces_ninsns. New arg
12437 OP. All callers changed. Handle COMPARE_BY_PIECES.
12438 (class pieces_addr); New.
12439 (pieces_addr::pieces_addr, pieces_addr::decide_autoinc,
12440 pieces_addr::adjust, pieces_addr::increment_address,
12441 pieces_addr::maybe_predec, pieces_addr::maybe_postinc): New member
12443 (class op_by_pieces_d): New.
12444 (op_by_pieces_d::op_by_pieces_d, op_by_pieces_d::run): New member
12446 (class move_by_pieces_d, class compare_by_pieces_d,
12447 class store_by_pieces_d): New subclasses of op_by_pieces_d.
12448 (move_by_pieces_d::prepare_mode, move_by_pieces_d::generate,
12449 move_by_pieces_d::finish_endp, store_by_pieces_d::prepare_mode,
12450 store_by_pieces_d::generate, store_by_pieces_d::finish_endp,
12451 compare_by_pieces_d::generate, compare_by_pieces_d::prepare_mode,
12452 compare_by_pieces_d::finish_mode): New member functions.
12453 (compare_by_pieces, emit_block_cmp_via_cmpmem): New static
12455 (expand_cmpstrn_or_cmpmem): Moved here from builtins.c.
12456 (emit_block_cmp_hints): New function.
12457 (move_by_pieces, store_by_pieces, clear_by_pieces): Rewrite to just
12458 use the newly defined classes.
12459 * expr.h (by_pieces_constfn): New typedef.
12460 (can_store_by_pieces, store_by_pieces): Use it in arg declarations.
12461 (emit_block_cmp_hints, expand_cmpstrn_or_cmpmem): Declare.
12462 (move_by_pieces_ninsns): Don't declare.
12463 (can_move_by_pieces): Change return value to bool.
12464 * target.def (TARGET_USE_BY_PIECES_INFRASTRUCTURE_P): Update docs.
12465 (compare_by_pieces_branch_ratio): New hook.
12466 * target.h (enum by_pieces_operation): Add COMPARE_BY_PIECES.
12467 (by_pieces_ninsns): Declare.
12468 * targethooks.c (default_use_by_pieces_infrastructure_p): Handle
12470 (default_compare_by_pieces_branch_ratio): New function.
12471 * targhooks.h (default_compare_by_pieces_branch_ratio): Declare.
12472 * doc/tm.texi.in (STORE_MAX_PIECES, COMPARE_MAX_PIECES): Document.
12473 * doc/tm.texi: Regenerate.
12474 * tree-ssa-strlen.c: Include "builtins.h".
12475 (handle_builtin_memcmp): New static function.
12476 (strlen_optimize_stmt): Call it for BUILT_IN_MEMCMP.
12477 * tree.c (build_common_builtin_nodes): Create __builtin_memcmp_eq.
12479 2016-06-03 Alan Hayward <alan.hayward@arm.com>
12481 * tree-vect-stmts.c (vect_stmt_relevant_p): Do not vectorize non live
12482 relevant stmts which are simple and invariant.
12483 * tree-vect-loop.c (vectorizable_live_operation): Check relevance
12484 instead of simple and invariant
12486 2016-06-03 Alan Hayward <alan.hayward@arm.com>
12488 * tree-vect-loop.c (vect_analyze_loop_operations): Allow live stmts.
12489 (vectorizable_reduction): Check for new relevant state.
12490 (vectorizable_live_operation): vectorize live stmts using
12491 BIT_FIELD_REF. Remove special case for gimple assigns stmts.
12492 * tree-vect-stmts.c (is_simple_and_all_uses_invariant): New function.
12493 (vect_stmt_relevant_p): Check for stmts which are only used live.
12494 (process_use): Use of a stmt does not inherit it's live value.
12495 (vect_mark_stmts_to_be_vectorized): Simplify relevance inheritance.
12496 (vect_analyze_stmt): Check for new relevant state.
12497 * tree-vectorizer.h (vect_relevant): New entry for a stmt which is used
12498 outside the loop, but not inside it.
12500 2016-06-03 Alan Hayward <alan.hayward@arm.com>
12502 * tree-vectorizer.h (vect_get_vec_def_for_operand_1): New.
12503 * tree-vect-stmts.c (vect_get_vec_def_for_operand_1): New.
12504 (vect_get_vec_def_for_operand): Split out code.
12506 2016-06-03 Segher Boessenkool <segher@kernel.crashing.org>
12508 * config/rs6000/rs6000.md (define_peepholes for two mfcr's): Delete.
12510 2016-06-03 Alan Hayward <alan.hayward@arm.com>
12512 * tree-vect-stmts.c (vectorizable_call) Remove GOMP_SIMD_LANE code.
12514 2016-06-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12516 * config/arm/thumb1.md (*thumb1_mulsi3): Fix typos in comment.
12518 2016-06-03 Jakub Jelinek <jakub@redhat.com>
12520 PR middle-end/71387
12521 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): If redirecting
12522 to noreturn e->callee->decl that has void return type and void
12523 arguments, adjust gimple_call_fntype and remove lhs even if it had
12524 previously addressable type.
12526 2016-06-02 Jeff Law <law@redhat.com>
12528 PR tree-optimization/71328
12529 * tree-ssa-threadupdate.c (duplicate_thread_path): Fix off-by-one
12530 error when checking for a jump back onto the copied path.
12532 2016-06-02 David Malcolm <dmalcolm@redhat.com>
12534 * config/microblaze/microblaze.c (get_branch_target): Add return
12535 NULL_RTX for the non-CALL_P case.
12536 (insert_wic_for_ilb_runout): Remove unused local "wic_addr1".
12537 (insert_wic): Remove unused local "j".
12539 2016-06-02 Martin Liska <mliska@suse.cz>
12541 * predict.def: Fix typo in PRED_FORTRAN_FAIL_IO display name.
12543 2016-06-02 H.J. Lu <hongjiu.lu@intel.com>
12544 Julia Koval <julia.koval@intel.com>
12546 * function.c (assign_parm_setup_stack): Force source into a
12547 register if needed.
12548 * target.def (function_incoming_arg): Update documentation to
12549 allow arbitrary address computation based on hard register.
12550 * doc/tm.texi: Regenerated.
12552 2016-06-02 Martin Liska <mliska@suse.cz>
12554 * predict.c (combine_predictions_for_bb): Fix first match in
12555 cases where a first predictor contains more than one occurence
12556 in list of predictors. Take the best value in such case.
12558 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12560 PR rtl-optimization/71295
12561 * rtlanal.c (subreg_get_info): If taking a subreg at the requested
12562 offset would go over the size of the inner mode reject it.
12564 2016-06-02 Jakub Jelinek <jakub@redhat.com>
12566 * config/i386/sse.md (*vec_concatv4si): Use v=v,v instead of
12567 x=x,x and v=v,m instead of x=x,m.
12569 * config/i386/sse.md (*vec_concatv2si_sse4_1): Add avx512dq v=Yv,rm
12570 alternative. Change x=x,x alternative to v=Yv,Yv and x=rm,C
12571 alternative to v=rm,C.
12573 * config/i386/sse.md (*vec_concatv2di): Add x86_avx512dq v=Yv,rm
12574 alternative. Change x=xm,C alternative to v=vm,C, x=x,x alternative
12575 to v=Yv,Yv and x=x,m to v=v,m. Use maybe_evex prefix attribute
12576 instead of vex for the last two above mentioned alternatives.
12578 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12581 * config/arm/arm.c (arm_output_multireg_pop): Guard "pop" on update.
12583 2016-06-02 Segher Boessenkool <segher@kernel.crashing.org>
12585 * config/rs6000/dfp.md (trunctddd2): Correct the "length" attribute.
12587 2016-06-01 David Malcolm <dmalcolm@redhat.com>
12589 * config/rl78/rl78.c (rl78_expand_prologue): Convert local
12590 from int to unsigned.
12592 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
12594 * config/rs6000/vsx.md (vsx_splat_<mode>, V2DI/V2DF): Simplify
12595 alternatives, eliminating preferred register class. Add support
12596 for the MTVSRDD instruction in ISA 3.0.
12597 (vsx_splat_v4si_internal): Use splat_input_operand instead of
12598 reg_or_indexed_operand.
12599 (vsx_splat_v4sf_internal): Likewise.
12601 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
12604 * config/rs6000/vsx.md (xxspltib_<mode>_nosplit): Add alternatives
12605 for loading up all 0's or all 1's.
12607 2016-06-01 Thomas Preud'homme <thomas.preudhomme@arm.com>
12609 * doc/sourcebuild.texi (arm_acq_rel): Document new effective target.
12611 2016-06-01 Eduard Sanou <dhole@openmailbox.org>
12613 * doc/cppenv.texi: Note that the `%s` in `date` is a non-standard
12615 * gcc.c (driver_handle_option): Call set_source_date_epoch_envvar.
12616 * gcc.c (set_source_date_epoch_envvar): New function, sets
12617 the SOURCE_DATE_EPOCH environment variable to the current time.
12619 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
12621 * tree-vect-loop.c (vect_determine_vectorization_factor): Also compute
12622 the factor for live Phi nodes.
12624 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
12626 * loop-dolop.c (doloop_optimize): Us likely max iteration bound.
12627 * tree-parloops.c (parallelize_loops): likewise.
12628 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop,
12629 tree_unswitch_outer_loop): likewise.
12631 2016-06-01 Jakub Jelinek <jakub@redhat.com>
12633 PR middle-end/71371
12634 * gimplify.c (gimplify_omp_for): Temporarily clear gimplify_omp_ctxp
12635 around creation of the temporary.
12637 2016-06-01 Richard Biener <rguenther@suse.de>
12639 PR tree-optimization/71366
12640 * tree-ssa-loop-ivcanon.c (edges_to_remove): New global.
12641 (unloop_loops): Move removing edges here ...
12642 (try_unroll_loop_completely): ... from here.
12643 (try_peel_loop): ... and here.
12644 (tree_unroll_loops_completely_1): Track parent loops via
12645 bitmap of header BBs.
12646 (tree_unroll_loops_completely): Adjust for that.
12648 2016-06-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
12650 * config/rs6000/altivec.h (vec_slv): New macro.
12651 (vec_srv): New macro.
12652 * config/rs6000/altivec.md (UNSPEC_VSLV): New value.
12653 (UNSPEC_VSRV): New value.
12656 * config/rs6000/rs6000-builtin.def (vslv): New builtin definition.
12657 (vsrv): New builtin definition.
12658 * config/rs6000/rs6000-c.c (P9V_BUILTIN_VSLV): Macro expansion to
12659 define argument types for new builtin.
12660 (P9V_BUILTIN_VSRV): Macro expansion to define argument types for
12662 * doc/extend.texi: Document the new vec_vslv and vec_srv built-in
12665 2016-06-01 Uros Bizjak <ubizjak@gmail.com>
12666 Jocelyn Mayer <l_indien@magic.fr>
12669 * config/i386/driver-i386.c (host_detect_local_cpu): Correctly
12670 detect processor family for signature_CENTAUR_ebx.
12671 <case PROCESSOR_I486>: Pass c3, winchip2 or winchip-c6 for
12672 signature_CENTAUR_ebx.
12673 <case PROCESSOR _PENTIUMPRO>: Pass c3-2 for signature_CENTAUR_ebx.
12674 <default>: Pass x86-64 for has_longmode.
12676 2016-06-01 Nathan Sidwell <nathan@acm.org>
12678 * config/nvptx/nvptx.c (nvptx_assemble_undefined_decl): Reject
12681 2016-06-01 Richard Biener <rguenther@suse.de>
12683 PR tree-optimization/71261
12684 * tree-vect-patterns.c (check_bool_pattern): Gather a hash-set
12685 of stmts successfully put in the bool pattern. Remove
12686 single-use restriction.
12687 (adjust_bool_pattern_cast): Add cast at the use site via the
12688 pattern def sequence.
12689 (adjust_bool_pattern): Remove recursion, maintain a hash-map
12690 of patterned defs. Use the pattern def seqence instead of
12691 multiple independent patterns.
12692 (sort_after_uid): New qsort compare function.
12693 (adjust_bool_stmts): New function to process stmts in the bool
12694 pattern in IL order.
12695 (vect_recog_bool_pattern): Adjust.
12696 * tree-if-conv.c (ifcvt_split_def_stmt): Remove.
12697 (ifcvt_walk_pattern_tree): Likewise.
12698 (stmt_is_root_of_bool_pattern): Likewise.
12699 (ifcvt_repair_bool_pattern): Likewise.
12700 (tree_if_conversion): Do not call ifcvt_repair_bool_pattern.
12702 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
12704 * loop-unroll.c (decide_unroll_constant_iterations,
12705 decide_unroll_runtime_iterations, decide_unroll_stupid): Use
12706 likely upper bounds.
12707 * loop-iv.c (find_simple_exit): Dump likely upper bounds.
12709 2016-06-01 Thomas Schwinge <thomas@codesourcery.com>
12711 * tree-core.h (enum omp_clause_code): Remove
12712 OMP_CLAUSE_DEVICE_RESIDENT. Adjust all users.
12714 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12716 * config/arm/sync.md (arm_store_exclusive<mode>):
12717 Use 'H' output modifier on operands[2] rather than creating a new
12718 entry in out-of-bounds memory of the operands array.
12719 (arm_store_release_exclusivedi): Likewise.
12721 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12723 * config/arm/arm.c (arm_fusion_enabled_p): New function.
12724 * config/arm/arm-protos.h (arm_fusion_enabled_p): Declare prototype.
12725 * config/arm/crypto.md (crypto_<crypto_pattern>, CRYPTO_UNARY):
12726 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
12728 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
12730 * tree-vect-loop.c (vect_determine_vectorization_factor): Also take
12731 into account live statements for mask producers.
12733 2016-06-01 Richard Biener <rguenther@suse.de>
12735 PR tree-optimization/71311
12736 * match.pd (@0 < @1 && @0 < @2 -> @0 < min(@1,@2)): Add :c and
12737 restrict to non-INTEGER_CST @0.
12739 2016-06-01 Richard Biener <rguenther@suse.de>
12741 * match.pd ((A & B) - (A & ~B) -> B - (A ^ B)): Add missing :c.
12742 (relational patterns): Use :c to avoid pattern duplications.
12744 2016-06-01 Richard Biener <rguenther@suse.de>
12746 * genmatch.c (comparison_code_p): New predicate.
12747 (swap_tree_comparison): New function.
12748 (commutate): Add for_vec parameter to append new for entries.
12749 Support commutating relational operators by swapping it alongside
12751 (lower_commutative): Adjust.
12752 (dt_simplify::gen): Do not pass artificial operators to gen
12754 (decision_tree::gen): Do not add artificial operators as parameters.
12755 (parser::parse_expr): Verify operator commutativity when :c is
12756 applied. Allow :C to override this.
12757 * match.pd: Adjust patterns to use :C instead of :c where required.
12759 2016-06-01 Patrick Palka <ppalka@gcc.gnu.org>
12761 PR tree-optimization/71077
12762 * tree-ssa-threadedge.c (simplify_control_stmt_condition_1): In
12763 the combining step, use boolean_false_node and boolean_true_node
12764 as the designated false/true return values.
12766 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
12768 * predict.def (PRED_LOOP_EXTRA_EXIT): Define.
12769 * predict.c (predict_iv_comparison): Also check PRED_LOOP_EXTRA_EXIT.
12770 (predict_extra_loop_exits): Use PRED_LOOP_EXTRA_EXIT instead of
12773 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
12775 * doc/invoke.texi (-frename-registers): Drop -fpeel-loops from list
12776 of flags impliying the register renaming.
12777 * toplev.c (process_options): Do not imply flag_rename_registers with
12780 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
12782 * config/sh/sh.h (ASM_OUTPUT_SYMBOL_REF): Remove macro and use the
12783 default implementation.
12785 2016-05-31 Nathan Sidwell <nathan@acm.org>
12787 * dwarf2out.c (cur_line_info_table): Add GTY marker.
12789 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
12791 * config/sh/constraints.md (b): Remove constraint.
12792 * config/sh/predicates.md (arith_reg_operand): Remove
12794 * config/sh/sh-modes.def (PDI): Remove.
12795 * config/sh/sh.c (sh_target_reg_class,
12796 sh_optimize_target_register_callee_saved): Remove functions.
12797 (sh_option_override): Don't set MASK_SAVE_ALL_TARGET_REGS.
12798 (sh_expand_epilogue): Update comment.
12799 (sh_hard_regno_mode_ok, sh_register_move_cost, calc_live_regs,
12800 sh_secondary_reload): Remove TARGET_REGS related code.
12801 * config/sh/sh.h (FIRST_TARGET_REG, LAST_TARGET_REG,
12802 TARGET_REGISTER_P): Remove macros.
12803 (SH_DBX_REGISTER_NUMBER, REG_ALLOC_ORDER): Remove target regs.
12804 * config/sh/sh.md (PR_MEDIA_REG, T_MEDIA_REG, FR23_REG, TR0_REG,
12805 TR1_REG, TR2_REG): Remove constants.
12806 * config/sh/sh.opt (SAVE_ALL_TARGET_REGS): Remove.
12808 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
12810 * config/sh/sh.md (adddi3, subdi3, negdi2, abs<mode>2): Remove
12811 define_expand patterns.
12812 (adddi3_compact): Rename to adddi3.
12813 (subdi3_compact): Rename to subdi3.
12814 (*negdi2): Rename to negdi2.
12815 (*abs<mode>2): Rename to abs<mode>2.
12817 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
12819 * config/rx/rx.md (FETCHOP_NO_MINUS): New code iterator.
12820 (atomic_<fetchop_name>_fetchsi): Extract minus operator into ...
12821 (atomic_sub_fetchsi): ... this new pattern.
12822 (mvtc): Add CC_REG clobber.
12824 2016-05-31 Marek Polacek <polacek@redhat.com>
12826 * gimplify.c (gimplify_switch_expr): Also handle GIMPLE_TRY.
12828 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12830 * config/aarch64/aarch64.c (aarch_macro_fusion_pair_p): Use
12831 aarch64_fusion_enabled_p to check for fusion capabilities.
12833 2016-05-31 Richard Biener <rguenther@suse.de>
12835 PR tree-optimization/71352
12836 * tree-ssa-reassoc.c (zero_one_operation): Handle op equal to
12837 minus one and a negate.
12839 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12841 * config/aarch64/aarch64.c (aarch64_simd_attr_length_move): Delete.
12842 * config/aarch64/aarch64-protos.h (aarch64_simd_attr_length_move):
12844 * config/aarch64/iterators.md (insn_count): Add descriptive comment.
12845 * config/aarch64/aarch64-simd.md (*aarch64_mov<mode>, VSTRUCT modes):
12846 Remove use of aarch64_simd_attr_length_move, set length attribute
12848 (*aarch64_be_movoi): Likewise.
12849 (*aarch64_be_movci): Likewise.
12850 (*aarch64_be_movxi): Likewise.
12852 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
12854 * loop-init.c (gate): Do not enale RTL loop unroller with -fpeel-loops.
12855 It no longer does that.
12856 * toplev.c (process_options): Do not enable flag_web with -fpeel-loops.
12858 2016-05-31 Wladimir J. van der Laan <laanwj@gmail.com>
12860 * config/aarch64/arm_neon.h (vdupb_laneq_s8): Remove spurious
12861 attribute __unused__.
12863 2016-05-31 Thomas Preud'homme <thomas.preudhomme@arm.com>
12865 * config/arm/arm-protos.h (arm_arch_thumb1): Declare.
12866 * config/arm/arm.c (arm_arch_thumb1): Define.
12867 (arm_option_override): Initialize arm_arch_thumb1.
12868 * config/arm/arm.h (arm_arch_thumb1): Declare.
12869 (TARGET_ARM_ARCH_ISA_THUMB): Use arm_arch_thumb to determine if target
12870 support Thumb-1 ISA.
12872 2016-05-31 Kirill Yukhin <kirill.yukhin@intel.com>
12875 * config/i386/sse.md (define_insn_and_split "*vec_extractv4sf_0"): Use
12876 `Yv' for scalar operand.
12878 2016-05-31 Tom de Vries <tom@codesourcery.com>
12880 PR tree-optimization/69068
12881 * graphite-isl-ast-to-gimple.c (copy_bb_and_scalar_dependences): Handle
12882 phis with more than two args.
12884 2016-05-30 Andreas Tobler <andreast@gcc.gnu.org>
12886 * config.gcc: Move hard float support for arm*hf*-*-freebsd* into
12887 armv6*-*-freebsd* for FreeBSD 11. Eliminate the arm*hf*-*-freebsd*
12890 2016-05-30 Jose E. Marchesi <jose.marchesi@oracle.com>
12892 * config.gcc (sparc*-*-*): Support cpu_32, cpu_64, tune_32 and
12894 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
12896 * config/sparc/linux64.h (OPTION_DEFAULT_SPECS): Add entries for
12897 cpu_32, cpu_64, tune_32 and tune_64.
12898 * config/sparc/sol2.h (OPTION_DEFAULT_SPECS): Likewise.
12900 2016-05-30 Uros Bizjak <ubizjak@gmail.com>
12902 * config/i386/sync.md (mfence_nosse): Use "lock orl $0, -4(%esp)".
12904 2016-05-30 Andi Kleen <ak@linux.intel.com>
12906 * auto-profile.c (read_profile): Replace asserts with errors
12907 when file does not exist.
12908 * gcov-io.c (gcov_read_words): Dito.
12910 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
12912 * tree-cfg.c (print_loop): Print likely upper bounds.
12914 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
12916 * doc/invoke.texi (-fpeel-loops,-O3): Update documentation.
12917 * opts.c (default_options): Enable peel loops at -O3.
12918 * tree-ssa-loop-ivcanon.c (peeled_loops): New static var.
12919 (try_peel_loop): Do not re-peel already peeled loops;
12920 use likely upper bounds; fix profile updating.
12921 (pass_complete_unroll::execute): Initialize peeled_loops.
12923 2016-05-30 Martin Liska <mliska@suse.cz>
12925 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Scale
12926 computed costs by frequency of BB they belong to.
12927 (get_scaled_computation_cost_at): New function.
12929 2016-05-30 Alexander Monakov <amonakov@ispras.ru>
12930 Marc Glisse <marc.glisse@inria.fr>
12932 PR tree-optimization/71289
12933 * match.pd (-1 / B < A, A > -1 / B): New transformations.
12935 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
12937 * tree-vect-loop.c (vect_transform_loop): Update likely bounds.
12939 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
12941 * tree-ssa-loop-ivcanon.c (try_peel_loop): Correctly set wont_exit
12942 for peeled copies; avoid underflow when updating estimates; correctly
12943 scale loop profile.
12945 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
12947 * tree-ssa-reassoc.ci (swap_ops_for_binary_stmt): Fix typo from commit
12948 r236875. Corrected oe3 to oe2 as obvious.
12950 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
12952 PR middle-end/71269
12953 PR middle-end/71252
12954 * tree-ssa-reassoc.c (insert_stmt_before_use): Use find_insert_point so
12955 that inserted stmt will not dominate stmts that defines its operand.
12956 (rewrite_expr_tree): Add stmt_to_insert before adding the use stmt.
12957 (rewrite_expr_tree_parallel): Likewise.
12959 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
12961 PR middle-end/71252
12962 * tree-ssa-reassoc.c (swap_ops_for_binary_stmt): Fix swap such that
12963 all fields including stmt_to_insert are swapped.
12965 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
12967 * predict.h (force_edge_cold): Declare.
12968 * predict.c (force_edge_cold): New function.
12969 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Fix profile
12971 (canonicalize_loop_induction_variables): Fix formating.
12973 2016-05-30 Eric Botcazou <ebotcazou@adacore.com>
12975 * config/visium/visium.c (visium_split_double_add): Minor tweaks.
12976 (visium_expand_copysign): Use gen_int_mode directly.
12977 (visium_compute_frame_size): Minor tweaks.
12979 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
12981 * tree-vect-loop.c (vect_analyze_loop_2): Use
12982 likely_max_stmt_executions_int.
12984 2016-05-30 Tom de Vries <tom@codesourcery.com>
12986 PR tree-optimization/69067
12987 * graphite-isl-ast-to-gimple.c (get_def_bb_for_const): Remove assert.
12989 2016-05-29 Uros Bizjak <ubizjak@gmail.com>
12992 * config/i386/sync.md (define_peephole2 atomic_storedi_fpu):
12993 New peepholes to remove unneeded fild/fistp pairs.
12994 (define_peephole2 atomic_loaddi_fpu): Ditto.
12996 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
12998 * predict.c (maybe_hot_frequency_p): Avoid division.
13000 2016-05-28 Gerald Pfeifer <gerald@pfeifer.com>
13002 * doc/install.texi: Use https for shop.fsf.org.
13004 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
13006 * tree-ssa-loop-ivopts.c (estimated_stmt_executions_int): Use
13007 likely_max_stmt_executions_int.
13009 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
13011 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
13012 likely_max_stmt_executions_int.
13014 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
13016 * profile.c (compute_branch_probabilities): Do not report hitrates
13018 (branch_prob): Report hitrates here.
13019 * predict.c (gimple_predict_edge): Do not assert profile status;
13020 fix formatting issues.
13022 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
13024 * predict.c (edge_predicted_by_p): New function.
13025 (predict_paths_for_bb): Do not put multiple predictions of the same type
13028 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
13030 * tree-ssa-loop-niter.c (number_of_iterations_exit): Revert accidental
13033 2016-05-28 Alan Modra <amodra@gmail.com>
13035 * dominance.c (verify_dominators): Don't segfault on NULL imm_bb.
13037 2016-05-28 Alan Modra <amodra@gmail.com>
13039 PR rtl-optimization/71275
13040 * ira.c (ira): Free dominance info.
13042 2016-05-27 Gerald Pfeifer <gerald@pfeifer.com>
13044 * doc/sourcebuild.texi: New address for upstream Go repository.
13046 2016-05-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
13048 * config/arm/arm.h (TARGET_ARM_V6M): Remove.
13049 (TARGET_ARM_V7M): Likewise.
13051 2016-05-26 Jeff Law <law@redhat.com>
13053 * tree-ssa-threadedge.c: Remove include of tree-ssa-threadbackward.h.
13054 (thread_across_edge): Remove calls to find_jump_threads_backwards.
13055 * passes.def: Add jump threading passes before DOM/VRP.
13056 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Change
13057 argument to a basic block from an edge. Remove tests which are
13059 (pass_data_thread_jumps, class pass_thread_jumps): New.
13060 (pass_thread_jumps::gate, pass_thread_jumps::execute): New.
13061 (make_pass_thread_jumps): Likewise.
13062 * tree-pass.h (make_pass_thread_jumps): Declare.
13064 2016-05-27 Eric Botcazou <ebotcazou@adacore.com>
13066 * config/visium/visium-protos.h (split_double_move): Rename into...
13067 (visium_split_double_move): ...this.
13068 (visium_split_double_add): Declare.
13069 * config/visium/visium.c (split_double_move): Rename into...
13070 (visium_split_double_move): ...this.
13071 (visium_split_double_add): New function.
13072 (visium_expand_copysign): Renumber operands for consistency.
13073 * config/visium/visium.md (DImode move splitter): Adjust to renaming.
13074 (DFmode move splitter): Likewise.
13075 (*addi3_insn): Split by means of visium_split_double_add.
13076 (*adddi3_insn_flags): Delete.
13077 (*plus_plus_sltu<subst_arith>): New insn.
13078 (*subdi3_insn): Split by means of visium_split_double_add.
13079 (subdi3_insn_flags): Delete.
13080 (*minus_minus_sltu<subst_arith>): New insn.
13081 (*negdi2_insn): Split by means of visium_split_double_add.
13082 (*negdi2_insn_flags): Delete.
13084 2016-05-27 Ulrich Weigand <uweigand@de.ibm.com>
13086 * configure.ac: Treat a --with-headers option without argument
13087 the same as the default (i.e. consult sys-include directory).
13088 * configure: Regenerate.
13090 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13092 * config/aarch64/aarch64.c (aarch64_fusion_enabled_p): New function.
13093 * config/aarch64/aarch64-protos.h (aarch64_fusion_enabled_p): Declare
13095 * config/aarch64/aarch64-simd.md (aarch64_crypto_aes<aesmc_op>v16qi):
13096 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
13098 2016-05-27 Jiong Wang <jiong.wang@arm.com>
13101 * config/aarch64/aarch64.c (aarch64_expand_builtin_va_start): Honor
13102 tree-stdarg analysis results.
13103 (aarch64_setup_incoming_varargs): Likewise.
13105 2016-05-27 Jiong Wang <jiong.wang@arm.com>
13107 * config/aarch64/aarch64.c (aarch64_build_builtin_va_list): Initialize
13108 va_list_gpr_counter_field and va_list_fpr_counter_field.
13110 2016-05-27 Wilco Dijkstra <wdijkstr@arm.com>
13113 * config/aarch64/aarch64.h (CANNOT_CHANGE_MODE_CLASS): Remove.
13114 * config/aarch64/aarch64.c
13115 (aarch64_cannot_change_mode_class): Remove function.
13116 * config/aarch64/aarch64-protos.h
13117 (aarch64_cannot_change_mode_class): Remove.
13119 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
13121 * cfgloop.c (record_niter_bound): Record likely upper bounds.
13122 (likely_max_stmt_executions_int, get_likely_max_loop_iterations,
13123 get_likely_max_loop_iterations_int): New.
13124 * cfgloop.h (struct loop): Add nb_iterations_likely_upper_bound,
13125 any_likely_upper_bound.
13126 (get_likely_max_loop_iterations_int, get_likely_max_loop_iterations):
13128 * cfgloopmanip.c (copy_loop_info): Copy likely upper bounds.
13129 * loop-unroll.c (unroll_loop_constant_iterations): Update likely
13131 (unroll_loop_constant_iterations): Likewise.
13132 (unroll_loop_runtime_iterations): Likewise.
13133 * lto-streamer-in.c (input_cfg): Stream likely upper bounds.
13134 * lto-streamer-out.c (output_cfg): Likewise.
13135 * tree-ssa-loop-ivcanon.c (try_peel_loop): Update likely upper
13137 (canonicalize_loop_induction_variables): Dump likely upper bounds.
13138 * tree-ssa-loop-niter.c (record_estimate): Record likely upper bounds.
13139 (likely_max_loop_iterations): New.
13140 (likely_max_loop_iterations_int): New.
13141 (likely_max_stmt_executions): New.
13142 * tree-ssa-loop-niter.h (likely_max_loop_iterations,
13143 likely_max_loop_iterations_int, likely_max_stmt_executions_int,
13144 likely_max_stmt_executions): Declare.
13146 2016-05-27 Marek Polacek <polacek@redhat.com>
13148 PR middle-end/71308
13149 * gimple-fold.c (gimple_fold_call): Check that LHS is not null.
13151 2016-05-27 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13153 * config/s390/s390.md (2x risbg splitters): Use
13154 reg_overlap_mentioned_p instead of rtx_equal_p.
13156 2016-05-27 Dominik Vogt <vogt@linux.vnet.ibm.com>
13158 * combine.c (make_compound_operation): Take known zero bits into
13159 account when checking for possible zero_extend.
13161 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13163 * config/aarch64/aarch64.md (ashl<mode>3, SHORT modes):
13164 Use const_int_operand for operand 2 predicate. Simplify expand code
13167 2016-05-27 Ilya Enkovich <ilya.enkovich@intel.com>
13169 PR middle-end/71279
13170 * fold-const.c (fold_ternary_loc): Don't fold VEC_COND_EXPR
13173 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13175 * config/aarch64/aarch64-modes.def (CC_ZESWP, CC_SESWP): Delete.
13176 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Remove condition
13177 that returns CC_SESWPmode and CC_ZESWPmode.
13178 (aarch64_get_condition_code_1): Remove handling of CC_SESWPmode
13180 (aarch64_rtx_costs): Likewise.
13182 2016-05-26 Michael Meissner <meissner@linux.vnet.ibm.com>
13184 * config/rs6000/rs6000.c (rs6000_emit_p9_fp_minmax): New function
13185 for ISA 3.0 min/max support.
13186 (rs6000_emit_p9_fp_cmove): New function for ISA 3.0 floating point
13187 conditional move support.
13188 (rs6000_emit_cmove): Call rs6000_emit_p9_fp_minmax and
13189 rs6000_emit_p9_fp_cmove if the ISA 3.0 instructions are
13191 * config/rs6000/rs6000.md (SFDF2): New iterator to allow doing
13192 conditional moves where the comparison type is different from move
13194 (fp_minmax): New code iterator for smin/smax.
13195 (minmax): New code attributes for min/max.
13196 (SMINMAX): Likewise.
13197 (smax<mode>3): Combine min, max insns into one insn using the
13198 fp_minmax code iterator. Add support for ISA 3.0 min/max
13199 instructions that don't need -ffast-math.
13200 (s<minmax><mode>3): Likewise.
13201 (smax<mode>3_vsx): Likewise.
13202 (smin<mode>3): Likewise.
13203 (s<minmax><mode>3_vsx): Likewise.
13204 (smin<mode>3_vsx): Likewise.
13205 (pre-VSX min/max splitters): Likewise.
13206 (s<minmax><mode>3_fpr): Likewise.
13207 (movsfcc): Rewrite floating point conditional moves to combine
13208 SFmode/DFmode into a single insn.
13209 (mov<mode>cc): Likewise.
13210 (movdfcc): Likewise.
13211 (fselsfsf4): Combine FSEL cases into a single insn, using SFDF and
13212 SFDF2 iterators to handle all combinations.
13213 (fseldfsf4): Likewise.
13214 (fsel<SFDF:mode><SFDF2:mode>4): Likewise.
13215 (fseldfdf4): Likewise.
13216 (fselsfdf4): Likewise.
13217 (mov<SFDF:mode><SFDF2:mode>cc_p9): Add support for the ISA 3.0
13218 comparison instructions that set a 0/-1 mask, and use it for
13219 floating point conditional move via XXSEL.
13220 (fpmask<mode>): Likewise.
13221 (xxsel<mode>): Likewise.
13222 * config/rs6000/predicates.md (min_max_operator): Delete, no
13224 (fpmask_comparison_operaton): New insn for ISA 3.0 comparison
13225 instructions that generate a 0/-1 mask for use with XXSEL.
13226 * config/rs6000/rs6000.h (TARGET_MINMAX_SF): New helper macros to
13227 say whether floating point min/max is available, either through
13228 FSEL, ISA 2.06 min/max, and ISA 3.0 min/max instrucitons.
13229 (TARGET_MINMAX_DF): Likewise.
13231 2016-05-27 Alan Modra <amodra@gmail.com>
13233 PR rtl-optimization/71275
13234 * ira.c (ira): Call loop_optimizer_init to set up bb_loop_depth
13235 for update_equiv_regs and combine_and_move_insns.
13237 2016-05-26 Uros Bizjak <ubizjak@gmail.com>
13239 * config/i386/i386.md (*movqi_internal) <attr "isa">: Use
13240 if_then_else or cond RTXes to calculate attribute value.
13241 * config/i386/mmx.md (*vec_extractv2sf_1) <attr "prefix_rep">: Ditto.
13242 <attr "length_immediate>: Ditto.
13243 (*vec_extractv2sf_1) <attr "length_immediate">: Ditto.
13244 * config/i386/sse.md (sse_loadlps) <attr "length_immediate">: Ditto.
13245 (*vec_concatv2sf_sse4_1) <attr "isa">: Ditto.
13246 <attr "type">: Ditto.
13247 <attr "prefix_data16">: Ditto.
13248 <attr "prefix_extra">: Ditto.
13249 <attr "length_immediate">: Ditto.
13250 <attr "prefix">: Ditto.
13251 (vec_set<mode>_0) <attr "isa">: Ditto.
13252 <attr "prefix_extra">: Ditto.
13253 <attr "length_immediate">: Ditto.
13254 <attr "prefix">: Ditto.
13255 (*vec_interleave_highv2df) <attr "prefix_data16">: Ditto.
13256 (*vec_interleave_lowv2df) <attr "prefix_data16">: Ditto.
13257 (sse2_storelpd) <attr "prefix_data16">: Ditto.
13258 (sse2_loadhpd) <attr "prefix_data16">: Ditto.
13259 (sse2_loadlpd) <attr "prefix_data16">: Ditto.
13260 <attr "length_immediate">: Ditto.
13261 <attr "prefix">: Ditto.
13262 (sse2_movsd) <attr "length_immediate">: Ditto.
13263 <attr "prefix">: Ditto.
13264 (vec_concatv2df) <attr "isa">: Ditto.
13265 <attr "prefix">: Ditto.
13266 (*vec_extractv4si) <attr "prefix_extra">: Ditto.
13267 (*vec_extractv2di_1) <attr "isa">: Ditto.
13268 <attr "type">: Ditto.
13269 <attr "length_immediate">: Ditto.
13270 <attr "prefix_rex">: Ditto.
13271 <attr "prefix_extra">: Ditto.
13272 (*vec_concatv2si_sse4_1) <attr "type">: Ditto.
13273 <attr "prefix_extra">: Ditto.
13274 <attr "length_immediate">: Ditto.
13275 (vec_concatv2di) <attr "isa">: Ditto.
13276 <attr "prefix_extra">: Ditto.
13277 <attr "length_immediate">: Ditto.
13278 <attr "prefix">: Ditto.
13280 2016-05-26 Martin Liska <mliska@suse.cz>
13282 * tree-ssa-loop-ivopts.c (comp_cost::infinite_cost_p): New
13284 (operator+): Likewise.
13285 (operator-): Likewise.
13286 (comp_cost::operator+=): Likewise.
13287 (comp_cost::operator-=): Likewise.
13288 (comp_cost::operator/=): Likewise.
13289 (comp_cost::operator*=): Likewise.
13290 (operator<): Likewise.
13291 (operator==): Likewise.
13292 (operator<=): Likewise.
13293 (new_cost): Remove.
13294 (infinite_cost_p): Likewise.
13295 (add_costs): Likewise.
13296 (sub_costs): Likewise.
13297 (compare_costs): Likewise.
13298 (set_group_iv_cost): Use the newly introduced functions.
13299 (get_address_cost): Likewise.
13300 (get_shiftadd_cost): Likewise.
13301 (force_expr_to_var_cost): Likewise.
13302 (split_address_cost): Likewise.
13303 (ptr_difference_cost): Likewise.
13304 (difference_cost): Likewise.
13305 (get_computation_cost_at): Likewise.
13306 (determine_group_iv_cost_generic): Likewise.
13307 (determine_group_iv_cost_address): Likewise.
13308 (determine_group_iv_cost_cond): Likewise.
13309 (autoinc_possible_for_pair): Likewise.
13310 (determine_group_iv_costs): Likewise.
13311 (cheaper_cost_pair): Likewise.
13312 (iv_ca_recount_cost): Likewise.
13313 (iv_ca_set_no_cp): Likewise.
13314 (iv_ca_set_cp): Likewise.
13315 (iv_ca_cost): Likewise.
13316 (iv_ca_new): Likewise.
13317 (iv_ca_dump): Likewise.
13318 (iv_ca_narrow): Likewise.
13319 (iv_ca_prune): Likewise.
13320 (iv_ca_replace): Likewise.
13321 (try_add_cand_for): Likewise.
13322 (try_improve_iv_set): Likewise.
13323 (find_optimal_iv_set): Likewise.
13325 2016-05-26 Richard Sandiford <richard.sandiford@arm.com>
13327 * tree-ssa-loop-ivopts.c (loop_body_includes_call): Don't assume
13328 that internal functions will clobber all caller-saved registers.
13330 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
13332 * config/aarch64/aarch64.c (aarch64_case_values_threshold):
13333 Return a better case_values_threshold when optimizing.
13335 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
13337 * config/aarch64/aarch64-simd.md (aarch64_combinez):
13338 Add ? to integer variant.
13339 (aarch64_combinez_be): Likewise.
13341 2016-05-26 Jakub Jelinek <jakub@redhat.com>
13343 * config/i386/sse.md (*vcvtps2ph_store<mask_name>): Use v constraint
13344 instead of x constraint.
13345 (vcvtps2ph256<mask_name>): Likewise.
13347 * config/i386/sse.md (*ssse3_palignr<mode>_perm): Add avx512bw
13348 alternative. Formatting fix.
13350 * config/i386/sse.md
13351 (<mask_codefor>avx512vl_shuf_<shuffletype>32x4_1<mask_name>): Rename
13353 (avx512vl_shuf_<shuffletype>32x4_1<mask_name>): ... this.
13354 (*avx_vperm_broadcast_v4sf): Use v constraint instead of x. Use
13355 maybe_evex prefix instead of vex.
13356 (*avx_vperm_broadcast_<mode>): Use v constraint instead of x. Handle
13357 EXT_REX_SSE_REG_P (op0) case in the splitter.
13359 2016-05-25 Jeff Law <law@redhat.com>
13361 PR tree-optimization/71272
13362 * tree-ssa-threadbackward.c (convert_and_register_jump_thread_path):
13363 Update comments. Add test for empty path.
13365 2016-05-25 Bill Seurer <seurer@linux.vnet.ibm.com>
13367 * config/rs6000/altivec.h (vec_cmpne): Add #define for vec_cmpne.
13368 * config/rs6000/rs6000-builtin.def (vec_cmpne): Add vec_cmpne as a
13369 special case builtin.
13370 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
13371 code for ALTIVEC_BUILTIN_VEC_CMPNE.
13372 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
13373 for __builtin_vec_cmpne.
13375 2016-05-25 Eric Botcazou <ebotcazou@adacore.com>
13377 * tree-ssa-phiopt.c (factor_out_conditional_conversion): Remove
13378 redundant test and bail out if the type of the new operand is not
13379 a GIMPLE register type after stripping a VIEW_CONVERT_EXPR.
13381 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
13383 * config/i386/i386.opt (ix86_target_flags_explicit): Remove.
13384 (x_ix86_target_flags_explicit): Remove.
13385 * config/i386/i386.c (ix86_function_specific_save): Do not copy
13386 x_ix86_target_flags_explicit.
13387 (ix86_function_specific_restore): Ditto.
13389 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
13390 H.J. Lu <hongjiu.lu@intel.com>
13393 * common/config/i386/i386-common.c
13394 (OPTION_MASK_ISA_GENERAL_REGS_ONLY_UNSET): New.
13395 (ix86_handle_option) <case OPT_mgeneral_regs_only>: Disable
13396 MPX, MMX, SSE and x87 instructions for -mgeneral-regs-only.
13397 * config/i386/i386.opt (ix86_target_flags): Add new Variable.
13398 (-mgeneral-regs-only): Add new option.
13399 * config/i386/i386.c (ix86_option_override_internal): Don't enable
13400 x87 instructions if only general registers are allowed.
13401 (ix86_target_string): Add ix86_flags argument. Handle additional
13402 flags options through ix86_flags argument. Update all callers.
13403 * doc/invoke.texi (x86 Options): Document -mgeneral-regs-only.
13405 2016-05-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13407 PR rtl-optimization/66940
13408 * ifcvt.c (noce_get_alt_condition): Check that incrementing or
13409 decrementing desired_val will not overflow before performing these
13412 2016-05-25 Ilya Verbin <ilya.verbin@intel.com>
13414 * config/i386/i386-builtin-types.def: Add V16SI_FTYPE_V16SF,
13415 V8DF_FTYPE_V8DF_ROUND, V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND.
13416 * config/i386/i386.c (enum ix86_builtins): Add
13417 IX86_BUILTIN_CVTPS2DQ512_MASK, IX86_BUILTIN_FLOORPS512,
13418 IX86_BUILTIN_FLOORPD512, IX86_BUILTIN_CEILPS512, IX86_BUILTIN_CEILPD512,
13419 IX86_BUILTIN_TRUNCPS512, IX86_BUILTIN_TRUNCPD512,
13420 IX86_BUILTIN_CVTPS2DQ512, IX86_BUILTIN_VEC_PACK_SFIX512,
13421 IX86_BUILTIN_FLOORPS_SFIX512, IX86_BUILTIN_CEILPS_SFIX512,
13422 IX86_BUILTIN_ROUNDPS_AZ_SFIX512.
13423 (builtin_description bdesc_args): Add __builtin_ia32_floorps512,
13424 __builtin_ia32_ceilps512, __builtin_ia32_truncps512,
13425 __builtin_ia32_floorpd512, __builtin_ia32_ceilpd512,
13426 __builtin_ia32_truncpd512, __builtin_ia32_cvtps2dq512,
13427 __builtin_ia32_vec_pack_sfix512, __builtin_ia32_roundps_az_sfix512,
13428 __builtin_ia32_floorps_sfix512, __builtin_ia32_ceilps_sfix512.
13429 Change IX86_BUILTIN_CVTPS2DQ512 to IX86_BUILTIN_CVTPS2DQ512_MASK for
13430 __builtin_ia32_cvtps2dq512_mask.
13431 (ix86_expand_args_builtin): Handle V8DF_FTYPE_V8DF_ROUND,
13432 V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF.
13433 (ix86_builtin_vectorized_function): Handle builtins mentioned above.
13434 * config/i386/sse.md
13435 (<mask_codefor>avx512f_fix_notruncv16sfv16si<mask_name><round_name>):
13437 (avx512f_fix_notruncv16sfv16si<mask_name><round_name>): ... this.
13438 (<mask_codefor>avx512f_cvtpd2dq512<mask_name><round_name>): Rename
13440 (avx512f_cvtpd2dq512<mask_name><round_name>): ... this.
13441 (avx512f_vec_pack_sfix_v8df): New define_expand.
13442 (avx512f_roundpd512): Rename to ...
13443 (avx512f_round<castmode>512): ... this. Change iterator.
13444 (avx512f_roundps512_sfix): New define_expand.
13445 (round<mode>2_sfix): Change iterator.
13447 2016-05-25 Nick Clifton <nickc@redhat.com>
13449 * config/msp430/msp430.c (msp430_attr): Produce an error if a
13450 static interrupt handler is detected.
13451 * config/msp430/msp430.h (LIB_SPEC): Do not use msp430.ld as the
13452 default linker script.
13453 * config/msp430/msp430.md (movpsihi2_lo): New pattern for loading
13454 the low part of a symbolic pointer.
13456 2016-05-25 Richard Biener <rguenther@suse.de>
13458 PR tree-optimization/71261
13459 * tree-if-conv.c (ifcvt_split_def_stmt): Walk uses on the
13460 interesting stmt instead of immediate uses when looking
13461 for the use operand to replace.
13463 2016-05-25 Martin Liska <mliska@suse.cz>
13465 * ipa-inline.c (edge_badness): Use 'w/' instead of 'w'.
13467 2016-05-25 Richard Biener <rguenther@suse.de>
13469 PR tree-optimization/71264
13470 * tree-vect-stmts.c (vect_init_vector): Properly deal with
13473 2016-05-25 Martin Liska <mliska@suse.cz>
13475 PR tree-optimization/71239
13476 * tree.c (array_at_struct_end_p): Do not call operand_equal_p
13477 if DECL_SIZE is NULL.
13479 2016-05-25 Richard Biener <rguenther@suse.de>
13481 * timevar.def (TV_TREE_LOOP_IFCVT): Add.
13482 * tree-if-conv.c (pass_data_if_conversion): Use it.
13484 2016-05-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
13486 * cgraph.c (cgraph_node::get_availability): Fix typo in comment.
13487 * symtab.c (symtab_node::binds_to_current_def_p): Likewise.
13488 * varpool.c (varpool_node::get_availability): Likewise.
13490 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
13492 * config/rs6000/altivec.md (VNEG iterator): New iterator for
13493 VNEGW/VNEGD instructions.
13494 (p9_neg<mode>2): New insns for ISA 3.0 VNEGW/VNEGD.
13495 (neg<mode>2): Add expander for V2DImode added in ISA 2.07, and
13496 support for ISA 3.0 VNEGW/VNEGD instructions.
13498 2016-05-24 Cesar Philippidis <cesar@codesourcery.com>
13500 * gimplify.c (omp_notice_variable): Use zero-length arrays for data
13501 pointers inside OACC_DATA regions.
13502 (gimplify_scan_omp_clauses): Prune firstprivate clause associated
13503 with OACC_DATA, OACC_ENTER_DATA and OACC_EXIT data regions.
13504 (gimplify_adjust_omp_clauses): Fix typo in comment.
13506 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
13508 * config/rs6000/altivec.md (VParity): New mode iterator for vector
13509 parity built-in functions.
13510 (p9v_ctz<mode>2): Add support for ISA 3.0 vector count trailing
13512 (p9v_parity<mode>2): Likewise.
13513 * config/rs6000/vector.md (VEC_IP): New mode iterator for vector
13515 (ctz<mode>2): ISA 3.0 expander for vector count trailing zeros.
13516 (parity<mode>2): ISA 3.0 expander for vector parity.
13517 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_1): New macros for
13519 (BU_P9_64BIT_MISC_0): Likewise.
13520 (BU_P9_MISC_0): Likewise.
13521 (BU_P9V_AV_1): Likewise.
13522 (BU_P9V_AV_2): Likewise.
13523 (BU_P9V_AV_3): Likewise.
13524 (BU_P9V_AV_P): Likewise.
13525 (BU_P9V_VSX_1): Likewise.
13526 (BU_P9V_OVERLOAD_1): Likewise.
13527 (BU_P9V_OVERLOAD_2): Likewise.
13528 (BU_P9V_OVERLOAD_3): Likewise.
13529 (VCTZB): Add vector count trailing zeros support.
13533 (VPRTYBD): Add vector parity support.
13534 (VPRTYBQ): Likewise.
13535 (VPRTYBW): Likewise.
13536 (VCTZ): Add overloaded vector count trailing zeros support.
13537 (VPRTYB): Add overloaded vector parity support.
13538 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
13539 overloaded vector count trailing zeros and parity instructions.
13540 * config/rs6000/rs6000.md (wd mode attribute): Add V1TI and TI for
13541 vector parity support.
13542 * config/rs6000/altivec.h (vec_vctz): Add ISA 3.0 vector count
13543 trailing zeros support.
13544 (vec_cntlz): Likewise.
13545 (vec_vctzb): Likewise.
13546 (vec_vctzd): Likewise.
13547 (vec_vctzh): Likewise.
13548 (vec_vctzw): Likewise.
13549 (vec_vprtyb): Add ISA 3.0 vector parity support.
13550 (vec_vprtybd): Likewise.
13551 (vec_vprtybw): Likewise.
13552 (vec_vprtybq): Likewise.
13553 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
13554 the ISA 3.0 vector count trailing zeros and vector parity built-in
13557 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
13559 * tree-ssa-reassoc.c (sort_by_operand_rank): Skip checking gimple_bb
13560 when there is stmt_to_insert.
13562 2016-05-24 Martin Sebor <msebor@redhat.com>
13565 * tree.h (complete_or_array_type_p): New inline function.
13567 2016-05-24 Jakub Jelinek <jakub@redhat.com>
13569 * config/i386/i386.h (TARGET_AVOID_4BYTE_PREFIXES): Define.
13570 * config/i386/constraints.md (Yr): Test TARGET_AVOID_4BYTE_PREFIXES
13571 rather than X86_TUNE_AVOID_4BYTE_PREFIXES.
13573 * config/i386/sse.md (<sse4_1>_round<ssemodesuffix><avxsizesuffix>):
13574 Limit 1st alternative to noavx isa, split 2nd alternative into one
13575 noavx and one avx alternative, use *x and Bm in the former and
13576 x and m in the latter.
13578 * config/i386/sse.md (vec_set<mode>_0): Use sse4_noavx isa instead
13579 of sse4 for the first alternative, drop %v from the template
13580 and d operand modifier. Split second alternative into one sse4_noavx
13581 and one avx alternative, use *x instead of *v in the former and v
13582 instead of *v in the latter.
13583 (*sse4_1_extractps): Use noavx isa instead of * for the first
13584 alternative, drop %v from the template. Split second alternative into
13585 one noavx and one avx alternative, use *x instead of *v in the
13586 former and v instead of *v in the latter.
13587 (<vi8_sse4_1_avx2_avx512>_movntdqa): Guard the first 2 alternatives
13588 with noavx and the last one with avx.
13589 (sse4_1_phminposuw): Guard first alternative with noavx isa,
13590 split the second one into one noavx and one avx alternative,
13591 use *x and Bm in the former and x and m in the latter one.
13592 (<sse4_1>_ptest<mode>): Use noavx instead of * for the first two
13595 * config/i386/sse.md (sse4_1_<code>v8qiv8hi2<mask_name>): Limit
13596 first two alternatives to noavx, use *x instead of *v in the second
13597 one, add avx alternative without *.
13598 (sse4_1_<code>v4qiv4si2<mask_name>, sse4_1_<code>v4hiv4si2<mask_name>,
13599 sse4_1_<code>v2qiv2di2<mask_name>, sse4_1_<code>v2hiv2di2<mask_name>,
13600 sse4_1_<code>v2siv2di2<mask_name>): Likewise.
13602 2016-05-24 Jeff Law <law@redhat.com>
13604 * tree-ssa-threadbackwards.c (convert_and_register_jump_thread_path):
13605 New function, extracted from...
13606 (fsm_find_control_statement_thread_paths): Here. Use the new function.
13607 Allow simple copies and constant initializations in the SSA chain.
13609 2016-05-24 Marek Polacek <polacek@redhat.com>
13612 * gimplify.c (gimplify_switch_expr): Look into the innermost lexical
13615 2016-05-24 Jakub Jelinek <jakub@redhat.com>
13618 * tree-vect-stmts.c (vectorizable_simd_clone_call): Handle
13619 SIMD_CLONE_ARG_TYPE_LINEAR_REF_CONSTANT_STEP like
13620 SIMD_CLONE_ARG_TYPE_LINEAR_CONSTANT_STEP. Add
13621 SIMD_CLONE_ARG_TYPE_LINEAR_VAL_CONSTANT_STEP and
13622 SIMD_CLONE_ARG_TYPE_LINEAR_UVAL_CONSTANT_STEP cases explicitly.
13624 2016-05-24 Richard Biener <rguenther@suse.de>
13626 PR tree-optimization/71240
13627 * tree-ssa-math-opts.c (init_symbolic_number): Verify the source
13630 2016-05-24 Richard Biener <rguenther@suse.de>
13632 PR tree-optimization/71230
13633 * tree-ssa-reassoc.c (zero_one_operation): Handle negate special ops.
13635 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
13637 * tree-vectorizer.h (vectorizable_comparison): Delete.
13638 * tree-vect-loop.c (vectorizable_reduction): Remove redundant
13639 PURE_SLP_STMT check.
13640 * tree-vect-stmts.c (vectorizable_call): Likewise.
13641 (vectorizable_simd_clone_call): Likewise.
13642 (vectorizable_conversion): Likewise.
13643 (vectorizable_assignment): Likewise.
13644 (vectorizable_shift): Likewise.
13645 (vectorizable_operation): Likewise.
13646 (vectorizable_load): Likewise.
13647 (vectorizable_condition): Likewise.
13648 (vectorizable_store): Likewise. Assert that we don't have
13650 (vectorizable_comparison): Make static. Remove redundant
13651 PURE_SLP_STMT check.
13652 (vect_transform_stmt): Assert that we always have an slp_node
13655 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13657 * config/arm/neon.md (ashldi3_neon): Replace comparison of INTVAL of
13658 operands[2] against 1 with comparison against CONST1_RTX.
13659 (<shift>di3_neon): Likewise.
13660 * config/arm/predicates.md (const0_operand): Replace with comparison
13661 against CONST0_RTX.
13663 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13665 * config/arm/arm.md (ashldi3): Replace comparison of INTVAL of
13666 operands[2] against 1 with comparison against CONST1_RTX.
13667 (ashrdi3): Likewise.
13668 (lshrdi3): Likewise.
13669 (ashlsi3): Replace cast of INTVAL to unsigned HOST_WIDE_INT with
13671 (ashrsi3): Likewise.
13672 (lshrsi3): Likewise.
13673 (rotrsi3): Likewise.
13674 (define_split above *compareqi_eq0): Likewise.
13675 (define_split above "prologue"): Likewise.
13676 * config/arm/arm.c (thumb1_size_rtx_costs): Likewise.
13677 * config/arm/predicates.md (shift_operator): Likewise.
13678 (shift_nomul_operator): Likewise.
13679 (sat_shift_operator): Likewise.
13680 (thumb1_cmp_operand): Likewise.
13681 (const_neon_scalar_shift_amount_operand): Replace manual range
13682 check with IN_RANGE.
13683 * config/arm/thumb1.md (define_peephole2 above *thumb_subdi3):
13684 Replace cast of INTVAL to unsigned HOST_WIDE_INT with UINTVAL.
13686 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13688 * config/arm/arm.md (andsi3): Replace cast of 1 to HOST_WIDE_INT
13689 with HOST_WIDE_INT_1.
13691 * config/arm/arm.c (optimal_immediate_sequence): Replace cast of
13692 1 to unsigned HOST_WIDE_INT with HOST_WIDE_INT_1U.
13693 (arm_canonicalize_comparison): Likewise.
13694 (thumb1_rtx_costs): Replace cast of 1 to HOST_WIDE_INT with
13696 (thumb1_size_rtx_costs): Likewise.
13697 (vfp_const_double_index): Replace cast of 1 to unsigned
13698 HOST_WIDE_INT with HOST_WIDE_INT_1U.
13699 (get_jump_table_size): Replace cast of 1 to HOST_WIDE_INT with
13701 (arm_asan_shadow_offset): Replace cast of 1 to unsigned
13702 HOST_WIDE_INT with HOST_WIDE_INT_1U.
13703 * config/arm/neon.md (vec_set<mode>): Replace cast of 1 to
13704 HOST_WIDE_INT with HOST_WIDE_INT_1.
13706 2016-05-24 Marek Polacek <polacek@redhat.com>
13708 * tree-cfg.h (should_remove_lhs_p): New predicate.
13709 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Use it.
13710 * gimplify.c (gimplify_modify_expr): Likewise.
13711 * tree-cfg.c (verify_gimple_call): Likewise.
13712 * tree-cfgcleanup.c (fixup_noreturn_call): Likewise.
13713 * gimple-fold.c: Include "tree-cfg.h".
13714 (gimple_fold_call): Use should_remove_lhs_p.
13716 2016-05-24 Richard Biener <rguenther@suse.de>
13718 PR tree-optimization/71253
13719 * cfganal.h (control_dependences): Make robust against edge
13721 (control_dependences::control_dependences): Remove edge_list argument.
13722 (control_dependences::get_edge): Remove.
13723 (control_dependences::get_edge_src): Add.
13724 (control_dependences::get_edge_dest): Likewise.
13725 (control_dependences::m_el): Make a vector of edge src/dest index.
13726 * cfganal.c (control_dependences::find_control_dependence): Adjust.
13727 (control_dependences::control_dependences): Likewise.
13728 (control_dependences::~control_dependence): Likewise.
13729 (control_dependences::get_edge): Remove.
13730 (control_dependences::get_edge_src): Add.
13731 (control_dependences::get_edge_dest): Likewise.
13732 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Use
13734 (perform_tree_ssa_dce): Adjust.
13735 * tree-loop-distribution.c (create_edge_for_control_dependence): Use
13737 (pass_loop_distribution::execute): Adjust. Do loop destroying
13738 conditional on changed.
13740 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13743 * config/arm/arm.c (gen_operands_ldrd_strd): Remove bogus early
13744 return. Reindent transformation comment and mention the ARM state
13747 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
13749 PR middle-end/71252
13750 * tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Add stmt_to_insert
13751 after build_and_add_sum creates new use stmt.
13753 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
13755 * tree-vect-stmts.c (vectorizable_load): Reorder checks so that
13756 load_lanes/grouped_load classification comes first. Don't check
13757 whether the vectorization factor is a multiple of the group size
13760 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
13762 * tree-vect-data-refs.c (vect_analyze_group_access_1): Set
13763 GROUP_GAP for single-element interleaving.
13764 * tree-vect-stmts.c (vectorizable_load): Remove force_peeling
13767 2016-05-24 Richard Biener <rguenther@suse.de>
13769 PR middle-end/70434
13771 * tree-ssa.c (non_rewritable_mem_ref_base): Make sure to mark
13772 bases which are accessed with non-invariant indices.
13773 * gimple-fold.c (maybe_canonicalize_mem_ref_addr): Re-write
13774 constant index ARRAY_REFs of vectors into BIT_FIELD_REFs.
13776 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
13778 PR middle-end/71170
13779 * tree-ssa-reassoc.c (struct operand_entry): Add field stmt_to_insert.
13780 (add_to_ops_vec): Add stmt_to_insert.
13781 (add_repeat_to_ops_vec): Init stmt_to_insert.
13782 (insert_stmt_before_use): New.
13783 (transform_add_to_multiply): Remove mult_stmt insertion and add it
13785 (get_ops): Init stmt_to_insert.
13786 (maybe_optimize_range_tests): Likewise.
13787 (rewrite_expr_tree): Insert stmt_to_insert before use stmt.
13788 (rewrite_expr_tree_parallel): Likewise.
13789 (reassociate_bb): Likewise.
13791 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
13794 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal): Drop
13795 ISA 3.0 xxperm fusion alternative.
13796 (altivec_vperm_v8hiv16qi): Likewise.
13797 (altivec_vperm_<mode>_uns_internal): Likewise.
13798 (vperm_v8hiv4si): Likewise.
13799 (vperm_v16qiv8hi): Likewise.
13801 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
13802 Kelvin Nilsen <kelvin@gcc.gnu.org>
13804 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Generate
13805 vpermr/xxpermr on ISA 3.0.
13806 (altivec_expand_vec_perm_le): Likewise.
13807 * config/rs6000/altivec.md (UNSPEC_VPERMR): New unspec.
13808 (altivec_vpermr_<mode>_internal): Add VPERMR/XXPERMR support for
13811 2016-05-23 Uros Bizjak <ubizjak@gmail.com>
13813 * config/i386/i386.h (IS_STACK_MODE): Enable for
13814 TARGET_MIX_SSE_I387. Rewrite using X87_FLOAT_MODE_P and
13815 SSE_FLOAT_MODE_P macros.
13816 * config/i386/i386.c (ix86_preferred_reload_class): Use
13817 IS_STACK_MODE, INTEGER_CLASS_P, FLOAT_CLASS_P and Q_CLASS_P macros.
13818 Cleanup regclass processing for CONST_DOUBLE_P.
13819 (ix86_preferred_output_reload_class): Use IS_STACK_MODE macro.
13820 (ix86_rtx_costs): Remove redundant TARGET_80387 check
13821 with IS_STACK_MODE macro.
13822 * config/i386/i386.md: Replace SSE_FLOAT_MODE_P (DFmode)
13824 (*movdf_internal): Use IS_STACK_MODE macro.
13825 (*movsf_internal): Ditto.
13827 2016-05-23 Marc Glisse <marc.glisse@inria.fr>
13829 * match.pd (a * (1 << b), ~x & ~y, ~X ^ ~Y, (X ^ Y) ^ Y, ~ (-A),
13830 ~ (A - 1), ~(~X >> Y), ~(~X >>r Y)): Relax constraints.
13832 2016-05-23 Jeff Law <law@redhat.com>
13834 * tree-ssa-threadbackward.c (profitable_jump_thread_path): New function
13836 (fsm_find_control_statement_thread_paths): Call it.
13838 2016-05-23 Martin Jambor <mjambor@suse.cz>
13841 * ipa-cp.c (ipa_get_indirect_edge_target_1): Only check value of
13842 from_global_constant if t is not NULL.
13844 2016-05-23 Marek Polacek <polacek@redhat.com>
13847 * common.opt (Wswitch-unreachable): New option.
13848 * doc/invoke.texi: Document -Wswitch-unreachable.
13849 * gimplify.c (gimplify_switch_expr): Implement the -Wswitch-unreachable
13852 2016-05-23 Bin Cheng <bin.cheng@arm.com>
13854 * tree-ssa-address.c (copy_ref_info): Check NULL TMR_STEP when
13855 TMR_INDEX is non-NULL.
13857 2016-05-23 Richard Biener <rguenther@suse.de>
13859 PR tree-optimization/71230
13860 * tree-ssa-reassoc.c (acceptable_pow_call): Move initial condition...
13861 (try_special_add_to_ops): ... here. Always test for single-use.
13863 2016-05-23 Martin Jambor <mjambor@suse.cz>
13865 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Create an empty
13866 default block if a PHI node in the original one would be resized.
13868 2016-05-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
13870 PR tree-optimization/58135
13871 * tree-vect-slp.c: When group size is not multiple
13872 of vector size, allow splitting of store group at
13875 2016-05-23 Christophe Lyon <christophe.lyon@linaro.org>
13877 * config/arm/arm_neon.h (vtst_p16, vtstq_p16): New.
13879 2016-05-22 Jakub Jelinek <jakub@redhat.com>
13881 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
13882 vec_set_hi_<mode><mask_name>): Add && <mask_avx512dq_condition>
13883 condition. For !TARGET_AVX512DQ, emit 32x4 instruction instead
13886 * config/i386/sse.md (vec_set_lo_v16hi, vec_set_hi_v16hi,
13887 vec_set_lo_v32qi, vec_set_hi_v32qi): Add alternative with
13888 v constraint instead of x and vinserti32x4 insn.
13890 * config/i386/sse.md (i128vldq): New mode iterator.
13891 (avx2_vbroadcasti128_<mode>, avx_vbroadcastf128_<mode>): Add
13892 avx512dq and avx512vl alternatives.
13894 * config/i386/sse.md (avx2_vec_dupv4df): Use v instead of x
13895 constraint, use maybe_evex prefix instead of vex.
13896 (vec_dupv4sf): Use v constraint instead of x for output
13897 operand except for noavx alternative, use Yv constraint
13898 instead of x for input. Use maybe_evex prefix instead of vex.
13899 (*vec_dupv4si): Likewise.
13900 (*vec_dupv2di): Likewise.
13902 2016-05-22 Kugan Vivekanandarajah <kuganv@linaro.org>
13904 PR middle-end/40921
13905 * tree-ssa-reassoc.c (try_special_add_to_ops): New.
13906 (linearize_expr_tree): Call try_special_add_to_ops.
13907 (reassociate_bb): Convert MULT_EXPR by (-1) to NEGATE_EXPR.
13909 2016-05-21 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
13911 * config/avr/avr.c (avr_expand_prologue): Add INCOMING_FRAME_SP_OFFSET
13912 to computed stack_usage.
13914 2016-05-21 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
13917 * config/avr/avr.md (define_expand "mov<mode>"): If the source
13918 operand is subreg (symbol_ref) then move the symbol ref to register.
13920 2016-05-21 Jan Hubicka <hubicka@ucw.cz>
13922 * tree.c (array_at_struct_end_p): Look through MEM_REF.
13924 2016-05-21 Kugan Vivekanandarajah <kuganv@linaro.org>
13926 PR middle-end/71179
13927 * tree-ssa-reassoc.c (transform_add_to_multiply): Disallow float
13930 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
13932 * tree-vrp.c (compare_values_warnv): Simplify handling of symbolic
13933 ranges by calling get_single_symbol and tidy up. Look more closely
13934 into NAME + CST1 vs CST2 comparisons if type overflow is undefined.
13936 2016-05-20 Jeff Law <law@redhat.com>
13938 * bitmap.c (bitmap_find_bit): Remove useless test.
13940 2016-05-20 Segher Boessenkool <segher@kernel.crashing.org>
13942 * function.c (thread_prologue_and_epilogue_insns): Commit the
13943 insertion of the epilogue.
13945 2016-05-20 Martin Jambor <mjambor@suse.cz>
13947 PR tree-optimization/70884
13948 * tree-sra.c (initialize_constant_pool_replacements): Do not check
13949 should_scalarize_away_bitmap and cannot_scalarize_away_bitmap bits.
13950 (sort_and_splice_var_accesses): Do not consider multiple scalar reads
13951 of constant pool data as a reason for scalarization.
13953 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
13955 * config/arm/arm.c (arm_expand_prologue): Set the stack usage to 0
13956 for naked functions.
13957 (thumb1_expand_prologue): Likewise.
13959 2016-05-20 Nathan Sidwell <nathan@acm.org>
13961 * config/nvptx/nptx.c (nvptx_option_override): Only set
13962 flag_toplevel_reorder, if not explicitly specified. Set
13963 flag_no_common, unless explicitly specified.
13965 2016-05-20 David Malcolm <dmalcolm@redhat.com>
13967 * calls.c (can_implement_as_sibling_call_p): Mark param
13968 reg_parm_stack_space with ATTRIBUTE_UNUSED.
13970 2016-05-20 Uros Bizjak <ubizjak@gmail.com>
13972 * config/i386/i386.c (ix86_rtx_costs) <case CONST_DOUBLE>:
13973 Use IS_STACK_MODE when calculating cost of standard 80387 constants.
13974 Fallthru to CONST_VECTOR case to calculate cost of standard SSE
13976 <case CONST_WIDE_INT>: Calculate cost of (MEM (SYMBOL_REF)).
13977 (ix86_legitimate_constant_p): Use CASE_CONST_SCALAR_INT
13978 and CASE_CONST_ANY.
13980 2016-05-20 Cesar Philippidis <cesar@codesourcery.com>
13982 * config/nvptx/nvptx.md (sincossf3): New pattern.
13984 2016-05-20 David Malcolm <dmalcolm@redhat.com>
13986 * calls.c (maybe_complain_about_tail_call): New function.
13987 (initialize_argument_information): Call
13988 maybe_complain_about_tail_call when clearing *may_tailcall.
13989 (can_implement_as_sibling_call_p): Call
13990 maybe_complain_about_tail_call when returning false.
13991 (expand_call): Read CALL_EXPR_MUST_TAIL_CALL and, if set,
13992 ensure try_tail_call is set. Call maybe_complain_about_tail_call
13993 if tail-call optimization fails.
13994 * cfgexpand.c (expand_call_stmt): Initialize
13995 CALL_EXPR_MUST_TAIL_CALL from gimple_call_must_tail_p.
13996 * gimple-pretty-print.c (dump_gimple_call): Dump
13997 gimple_call_must_tail_p.
13998 * gimple.c (gimple_build_call_from_tree): Call
13999 gimple_call_set_must_tail with the value of
14000 CALL_EXPR_MUST_TAIL_CALL.
14001 * gimple.h (enum gf_mask): Add GF_CALL_MUST_TAIL_CALL.
14002 (gimple_call_set_must_tail): New function.
14003 (gimple_call_must_tail_p): New function.
14004 * print-tree.c (print_node): Update printing of TREE_STATIC
14005 to reflect its use for CALL_EXPR_MUST_TAIL_CALL.
14006 * tree-core.h (struct tree_base): Add MUST_TAIL_CALL to the
14007 trailing comment listing applicable flags.
14008 * tree.h (CALL_EXPR_MUST_TAIL_CALL): New macro.
14010 2016-05-20 David Malcolm <dmalcolm@redhat.com>
14012 * calls.c (expand_call): Move "Rest of purposes for tail call
14013 optimizations to fail" to...
14014 (can_implement_as_sibling_call_p): ...this new function, and
14015 split into multiple "if" statements.
14017 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
14019 * cfgloop.h (expected_loop_iterations_unbounded,
14020 expected_loop_iterations): Unconstify.
14021 * cfgloopanal.c (expected_loop_iterations_unbounded): Sanity check the
14022 profile with known upper bound; return 3 when profile is absent.
14023 (expected_loop_iterations): Update.
14025 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
14027 * loop-doloop.c (doloop_optimize): Use get_estimated_loop_iterations_int
14028 and get_max_loop_iterations_int.
14030 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
14032 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can not produce
14033 realistic upper bounds here.
14035 2016-05-20 Jakub Jelinek <jakub@redhat.com>
14038 * gimple-fold.c (gimple_fold_call): Do not remove lhs of noreturn
14039 calls if the LHS is variable length or has addressable type.
14040 If targets[0]->decl is a noreturn call with void return type and
14041 zero arguments, adjust fntype and remove lhs in that case.
14043 2016-05-20 Marc Glisse <marc.glisse@inria.fr>
14045 PR tree-optimization/71079
14046 PR tree-optimization/71206
14047 * match.pd ((X ^ Y) ^ (X ^ Z)): Convert the arguments.
14049 2016-05-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
14051 * tree-vectorizer.c (get_vec_alignment_for_decl): New static function.
14052 (get_vec_alignment_for_array_decl): Likewise.
14053 (get_vec_alignment_for_record_decl): Likewise.
14054 (increase_alignment::execute): Move code to find alignment to
14055 get_vec_alignment_for_array_decl and call get_vec_alignment_for_decl.
14056 (type_align_map): New hash_map.
14058 2016-05-20 Richard Guenther <rguenther@suse.de>
14060 PR tree-optimization/29756
14061 * tree.def (BIT_INSERT_EXPR): New tcc_expression tree code.
14062 * expr.c (expand_expr_real_2): Handle BIT_INSERT_EXPR.
14063 * fold-const.c (operand_equal_p): Likewise.
14064 (fold_ternary_loc): Add constant folding of BIT_INSERT_EXPR.
14065 * gimplify.c (gimplify_expr): Handle BIT_INSERT_EXPR.
14066 * tree-inline.c (estimate_operator_cost): Likewise.
14067 * tree-pretty-print.c (dump_generic_node): Likewise.
14068 * tree-ssa-operands.c (get_expr_operands): Likewise.
14069 * cfgexpand.c (expand_debug_expr): Likewise.
14070 * gimple-pretty-print.c (dump_ternary_rhs): Likewise.
14071 * gimple.c (get_gimple_rhs_num_ops): Handle BIT_INSERT_EXPR.
14072 * tree-cfg.c (verify_gimple_assign_ternary): Verify BIT_INSERT_EXPR.
14073 * tree-ssa.c (non_rewritable_lvalue_p): We can rewrite
14074 vector inserts using BIT_FIELD_REF or MEM_REF on the lhs.
14075 (execute_update_addresses_taken): Do it.
14077 2016-05-20 Richard Biener <rguenther@suse.de>
14079 PR tree-optimization/71185
14080 * tree-ssa-loop-prefetch.c (gather_memory_references): Drop
14081 register operations.
14083 2016-05-20 Richard Biener <rguenther@suse.de>
14085 * tree-if-conv.c (add_bb_predicate_gimplified_stmts): Use
14086 gimple_seq_add_seq_without_update.
14087 (release_bb_predicate): Assert we have no operands to free.
14088 (if_convertible_loop_p_1): Calculate post dominators later.
14089 Do not free BB predicates here.
14090 (combine_blocks): Do not recompute BB predicates.
14091 (version_loop_for_if_conversion): Save BB predicates around
14094 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
14096 * function.c (make_epilogue_seq): Remove epilogue_end parameter.
14097 (thread_prologue_and_epilogue_insns): Remove bb_flags. Restructure
14098 code. Ignore sibcalls on EDGE_IGNORE edges.
14099 * shrink-wrap.c (handle_simple_exit): New function. Set EDGE_IGNORE
14100 on edges for sibcalls that run without prologue. The rest of the
14101 function is combined from...
14102 (fix_fake_fallthrough_edge): ... this, and ...
14103 (try_shrink_wrapping): ... a part of this. Remove the bb_with
14104 function argument, make it a local variable.
14106 2016-05-19 Sandra Loosemore <sandra@codesourcery.com>
14108 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Allow
14109 --disable-sjlj-exceptions for TARGET_BI_ARCH to select DWARF-2 EH
14110 for 32-bit mode and SEH for 64-bit.
14111 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): Handle
14112 TARGET_64BIT_DEFAULT.
14114 2016-05-19 Ryan Burn <contact@rnburn.com>
14116 * Makefile.in (GTFILES): Add cilk.h and cilk-common.c.
14117 * gengtype.c (open_base_files): Add cilk.h to ifiles.
14119 2016-05-19 Uros Bizjak <ubizjak@gmail.com>
14121 * sched-deps.c (sched_analyze_2) <case TRAP_IF>: Also
14122 force pending loads from memory.
14124 2016-05-19 Kelvin Nilsen <kelvin@gcc.gnu.org>
14126 * config/rs6000/altivec.md (UNSPEC_DARN): New unspec constant.
14127 (UNSPEC_DARN_32): New unspec constant.
14128 (UNSPEC_DARN_RAW): New unspec constant.
14129 (darn_32): New instruction.
14130 (darn_raw): New instruction.
14131 (darn): New instruction.
14132 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_0): Add
14133 support and documentation for this macro.
14134 (BU_P9_MISC_1): New macro definition.
14135 (BU_P9_64BIT_MISC_0): New macro definition.
14136 (BU_P9_MISC_0): New macro definition.
14137 (darn_32): New builtin definition.
14138 (darn_raw): New builtin definition.
14139 (darn): New builtin definition.
14140 * config/rs6000/rs6000.c: Add #define RS6000_BUILTIN_0 and #undef
14141 RS6000_BUILTIN_0 directives to surround each occurrence of
14142 #include "rs6000-builtin.def".
14143 (rs6000_builtin_mask_calculate): Add in the RS6000_BTM_MODULO and
14144 RS6000_BTM_64BIT flags to the returned mask, depending on
14146 (def_builtin): Correct an error in the assignments made to the
14147 debugging variable attr_string.
14148 (rs6000_expand_builtin): Add support for no-operand built-in
14150 (builtin_function_type): Remove fatal_error assertion that is no
14152 (rs6000_common_init_builtins): Add support for no-operand built-in
14154 * config/rs6000/rs6000.h (RS6000_BTM_MODULO): New macro
14156 (RS6000_BTM_PURE): Enhance comment to clarify intent of this flag
14158 (RS6000_BTM_64BIT): New macro definition.
14159 * doc/extend.texi: Document __builtin_darn (void),
14160 __builtin_darn_raw (void), and __builtin_darn_32 (void) built-in
14163 2016-05-19 Jan Hubicka <hubicka@ucw.cz>
14165 * tree-vect-loop.c (vect_analyze_loop_2): Use also
14166 max_loop_iterations_int.
14168 2016-05-19 Marek Polacek <polacek@redhat.com>
14170 PR tree-optimization/71031
14171 * tree-vrp.c (extract_range_from_binary_expr_1): Turn assert into a
14172 condition and adjust the code a bit.
14174 2016-05-19 Martin Liska <mliska@suse.cz>
14176 * tree-vect-stmts.c (vectorizable_simd_clone_call): Utilize
14177 auto_vec instead of vec.
14179 2016-05-19 Martin Liska <mliska@suse.cz>
14181 * tree-parloops.c (oacc_entry_exit_ok): Release a vector.
14183 2016-05-19 Martin Liska <mliska@suse.cz>
14185 * tree-if-conv.c (ifcvt_repair_bool_pattern): Utilize auto_vecs.
14187 2016-05-19 Martin Liska <mliska@suse.cz>
14189 * ipa-pure-const.c (set_function_state): Remove an existing
14191 (remove_node_data): Do not free it as it's released
14192 in set_function_state.
14194 2016-05-19 Martin Liska <mliska@suse.cz>
14196 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Release
14199 2016-05-19 Martin Liska <mliska@suse.cz>
14201 * omp-simd-clone.c (simd_clone_adjust): Release vector.
14203 2016-05-19 Martin Liska <mliska@suse.cz>
14205 * tree-ssa-reassoc.c (eliminate_duplicate_pair): Truncate
14206 an auto_vec instead of re-creating it.
14208 2016-05-19 Martin Liska <mliska@suse.cz>
14210 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Use
14211 auto_vec instead of vec.
14213 2016-05-19 Martin Liska <mliska@suse.cz>
14215 * lto-section-in.c (lto_get_section_data): Call
14216 lto_check_version with additional argument.
14217 * lto-streamer.c (lto_check_version): Add new argument.
14218 * lto-streamer.h (lto_check_version): Likewise.
14220 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14222 * config/arm/arm.c (arm_new_rtx_costs, SIGN_EXTEND case):
14223 Don't add cost of inner memory when handling sign-extended loads.
14225 2016-05-19 Ilya Enkovich <ilya.enkovich@intel.com>
14227 PR rtl-optimization/71148
14228 * cse.c (cse_main): Free dominance info.
14229 (rest_of_handle_cse): Don't free dominance info.
14230 (rest_of_handle_cse2): Likewise.
14231 (rest_of_handle_cse_after_global_opts): Likewise.
14233 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14236 * config/arm/arm-builtins.c (arm_builtin_vectorized_function): Return
14237 NULL_TREE early if NEON is not available. Remove now redundant check
14238 in ARM_CHECK_BUILTIN_MODE.
14240 2016-05-19 Maxim Ostapenko <m.ostapenko@samsung.com>
14243 * cppbuiltin.c (define_builtin_macros_for_compilation_flags): Add new
14244 builtin __SANITIZE_THREAD__ macros for fsanitize=thread switch.
14245 * doc/cpp.texi: Document new macros.
14247 2016-05-19 Bin Cheng <bin.cheng@arm.com>
14249 PR tree-optimization/69848
14250 * tree-vect-loop.c (vectorizable_reduction): Don't factor
14251 comparison expr out of VEC_COND_EXPR for COND_REDUCTION.
14253 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
14255 * function.c (thread_prologue_and_epilogue_insn): Move the
14256 "goto epilogue_done" one block later.
14258 2016-05-19 Richard Biener <rguenther@suse.de>
14260 PR tree-optimization/70729
14261 * passes.def: Move LIM pass before PRE. Remove no longer
14262 required copyprop and move first DCE out of the loop pipeline.
14264 2016-05-18 David Malcolm <dmalcolm@redhat.com>
14267 * Makefile.in (GCC_OBJS): Move spellcheck.o to...
14268 (OBJS-libcommon-target): ...here.
14269 * opts-common.c: Include spellcheck.h.
14270 (cmdline_handle_error): Build a vec of valid options and use it
14271 to suggest provide hints for misspelled arguments.
14273 2016-05-18 Jakub Jelinek <jakub@redhat.com>
14276 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Don't drop
14277 lhs if it has TREE_ADDRESSABLE type.
14279 2016-05-18 Uros Bizjak <ubizjak@gmail.com>
14282 * config/alpha/alpha.md (trap): Add (use (reg:DI 29)).
14283 (*exception_receiver_1): Return "#" for TARGET_EXPLICIT_RELOCS.
14285 2016-05-18 Martin Jambor <mjambor@suse.cz>
14288 * ipa-cp.c (ipa_get_jf_pass_through_result): Allow non-ip constant
14289 input for NOP_EXPR pass-through functions.
14290 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Allow
14291 aggregate global constant VAR_DECLs in constant jump functions.
14293 2016-05-18 Martin Jambor <mjambor@suse.cz>
14296 * ipa-prop.c (parm_preserved_before_stmt_p): Return true for loads
14297 from TREE_READONLY parameters.
14299 2016-05-18 Martin Jambor <mjambor@suse.cz>
14302 * cgraph.h (cgraph_indirect_call_info): New field
14303 guaranteed_unmodified.
14304 * ipa-cp.c (ipa_get_indirect_edge_target_1): Also pass parameter value
14305 to ipa_find_agg_cst_for_param, check guaranteed_unmodified when
14307 * ipa-inline-analysis.c (evaluate_conditions_for_known_args): Also
14308 pass the parameter value to ipa_find_agg_cst_for_param.
14309 * ipa-prop.c (ipa_load_from_parm_agg): New parameter
14310 guaranteed_unmodified, store AA results there instead of bailing out
14312 (ipa_note_param_call): Also initialize guaranteed_unmodified flag.
14313 (ipa_analyze_indirect_call_uses): Also set guaranteed_unmodified flag.
14314 (find_constructor_constant_at_offset): New function.
14315 (ipa_find_agg_cst_from_init): Likewise.
14316 (ipa_find_agg_cst_for_param): Also seearch for aggregate values in
14317 static initializers of contants, report back through a new paameter
14318 from_global_constant if that was the case.
14319 (try_make_edge_direct_simple_call): Also pass parameter value to
14320 ipa_find_agg_cst_for_param, check guaranteed_unmodified when
14322 (ipa_write_indirect_edge_info): Stream new flag guaranteed_unmodified.
14323 (ipa_read_indirect_edge_info): Likewise.
14324 * ipa-prop.h (ipa_find_agg_cst_for_param): Update declaration.
14325 (ipa_load_from_parm_agg): Likewise.
14327 2016-05-18 Jiong Wang <jiong.wang@arm.com>
14329 PR rtl-optimization/71150
14330 * lra-constraint (process_addr_reg): Guard "in_class_p" with REG_P
14333 2016-05-18 Michael Meissner <meissner@linux.vnet.ibm.com>
14336 * config/rs6000/constraints.md (wE constraint): New constraint
14337 for a vector constant that can be loaded with XXSPLTIB.
14338 (wM constraint): New constraint for a vector constant of a 1's.
14339 (wS constraint): New constraint for a vector constant that can be
14340 loaded with XXSPLTIB and a vector sign extend instruction.
14341 * config/rs6000/predicates.md (xxspltib_constant_split): New
14342 predicates for wE/wS constraints.
14343 (xxspltib_constant_nosplit): Likewise.
14344 (easy_vector_constant): Add support for constants that can be
14345 loaded via XXSPLTIB.
14346 (all_ones_constant): New predicate for vector constant with all
14348 (splat_input_operand): Add support for ISA 3.0 word splat operations.
14349 * config/rs6000/rs6000.c (xxspltib_constant_p): New function to
14350 return if a constant can be loaded with the ISA 3.0 XXSPLTIB
14351 instruction and possibly with a sign extension.
14352 (output_vec_const_move): Add support for XXSPLTIB. If we are
14353 loading up 0/-1 into Altivec registers, prefer using VSPLTISW
14354 instead of XXLXOR/XXLORC.
14355 (rs6000_expand_vector_init): Add support for ISA 3.0 word splat
14357 (rs6000_legitimize_reload_address): Likewise.
14358 (rs6000_output_move_128bit): Use output_vec_const_move to emit
14360 * config/rs6000/vsx.md (VSX_M): Add TImode (if -mvsx-timode) and
14361 combine VSX_M and VSX_M2 into one iterator.
14362 (VSX_M2): Likewise.
14363 (VSINT_84): New iterators for loading constants with XXSPLTIB.
14364 (VSINT_842): Likewise.
14365 (UNSPEC_VSX_SIGN_EXTEND): New UNSPEC.
14366 (xxspltib_v16qi): New insns to load up constants with the ISA 3.0
14367 XXSPLTIB instruction.
14368 (xxspltib_<mode>_nosplit): Likewise.
14369 (xxspltib_<mode>_split): New insn to load up constants with
14370 XXSPLTIB and a sign extend instruction.
14371 (vsx_mov<mode>): Replace single move that handled all vector types
14372 with separate 32-bit and 64-bit moves. Combine the movti_<bit>
14373 moves (when -mvsx-timode is in effect) into the main vector
14374 moves. Eliminate separate moves for <VSr> <VSa>, where the
14375 preferred register class (<VSr>) is listed first, and the
14376 secondary register class (<VSa>) is listed second with a '?' to
14377 discourage use. Prefer loading 0/-1 in any VSX register for ISA
14378 3.0, and Altivec registers for ISA 2.06/2.07 (PR target/70915) so
14379 that if the register was involved in a slow operation, the
14380 clear/set operation does not wait for the slow operation to
14381 finish. Adjust the length attributes for 32-bit mode. Use
14382 rs6000_output_move_128bit and drop the use of the string
14383 instructions for 32-bit movti when -mvsx-timode is in effect. Use
14384 spacing so that the alternatives and attributes don't generate
14385 long lines, and put things in columns, so that it is easier to
14386 match up the operands and attributes with the insn alternatives.
14387 (vsx_mov<mode>_64bit): Likewise.
14388 (vsx_mov<mode>_32bit): Likewise.
14389 (vsx_movti_64bit): Fold movti into normal vector moves.
14390 (vsx_movti_32bit): Likewise.
14391 (vsx_splat_<mode>, V4SI/V4SF modes): Add support for ISA 3.0 word
14392 splat instructions.
14393 (vsx_splat_v4si_internal): Likewise.
14394 (vsx_splat_v4sf_internal): Likewise.
14395 (vector fusion peepholes): Use VSX_M instead of VSX_M2.
14396 (vsx_sign_extend_qi_<mode>): New ISA 3.0 instructions to sign
14397 extend vector elements.
14398 (vsx_sign_extend_hi_<mode>): Likewise.
14399 (vsx_sign_extend_si_v2di): Likewise.
14400 * config/rs6000/rs6000-protos.h (xxspltib_constant_p): Add
14402 * doc/md.texi (PowerPC constraints): Document the wE, wM, and wS
14403 constraints. Add trailing period to wL documentation.
14405 2016-05-18 Richard Sandiford <richard.sandiford@arm.com>
14407 PR middle-end/71020
14408 * tree-dfa.h (replace_abnormal_ssa_names): Declare.
14409 * tree-dfa.c (replace_abnormal_ssa_names): New function.
14410 * tree-call-cdce.c: Include tree-dfa.h.
14411 (can_guard_call_p): New function, extracted from...
14412 (can_use_internal_fn): ...here.
14413 (shrink_wrap_one_built_in_call_with_conds): Remove failure path
14415 (shrink_wrap_one_built_in_call): Likewise.
14416 (use_internal_fn): Likewise.
14417 (shrink_wrap_conditional_dead_built_in_calls): Update accordingly
14418 and return void. Call replace_abnormal_ssa_names.
14419 (pass_call_cdce::execute): Check can_guard_call_p during the
14420 initial walk. Assume shrink_wrap_conditional_dead_built_in_calls
14421 will always change something.
14423 2016-05-18 Martin Jambor <mjambor@suse.cz>
14426 * ipa-prop.c (determine_locally_known_aggregate_parts): Bail out early
14427 if parameter PARAM_IPA_MAX_AGG_ITEMS is zero.
14429 2016-05-18 Martin Jambor <mjambor@suse.cz>
14432 * ipa-inline.h (condition): New field size.
14433 * ipa-inline-analysis.c (add_condition): New parameter SIZE, use it
14434 for comaprison and store it into the new condition.
14435 (evaluate_conditions_for_known_args): Use condition size to check
14436 access sizes for all but CHANGED conditions.
14437 (unmodified_parm_1): New parameter size_p, store access size into it.
14438 (unmodified_parm): Likewise.
14439 (unmodified_parm_or_parm_agg_item): Likewise.
14440 (eliminated_by_inlining_prob): Pass NULL to unmodified_parm as size_p.
14441 (set_cond_stmt_execution_predicate): Extract access sizes and store
14442 them to conditions.
14443 (set_switch_stmt_execution_predicate): Likewise.
14444 (will_be_nonconstant_expr_predicate): Likewise.
14445 (will_be_nonconstant_predicate): Likewise.
14446 (inline_read_section): Stream condition size.
14447 (inline_write_summary): Likewise.
14449 2016-05-18 Richard Biener <rguenther@suse.de>
14451 * tree-ssa-loop-im.c (determine_max_movement): Properly add
14452 condition cost to PHI cost instead of total_cost.
14454 2016-05-18 Martin Liska <mliska@suse.cz>
14457 * ipa-icf.c (sem_variable::merge): Set DECL_PT_UID for
14460 2016-05-18 Richard Biener <rguenther@suse.de>
14462 * lto-streamer.h (LTO_major_version): Bump to 6.
14464 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
14466 * function.c (make_split_prologue_seq, make_prologue_seq,
14467 make_epilogue_seq): New functions, factored out from...
14468 (thread_prologue_and_epilogue_insns): Here.
14470 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
14472 * function.c (rest_of_handle_thread_prologue_and_epilogue): Call
14473 cleanup_cfg with CLEANUP_EXPENSIVE after shrink-wrapping instead
14474 of before. Add a comment.
14476 2016-05-18 Bin Cheng <bin.cheng@arm.com>
14478 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check invariant
14479 expression pointer, not pointer to the pointer.
14481 2016-05-18 Jakub Jelinek <jakub@redhat.com>
14483 * config/i386/sse.md (pbroadcast_evex_isa): New mode attr.
14484 (avx2_pbroadcast<mode>): Add another alternative with v instead
14485 of x constraints in it, using <pbroadcast_evex_isa> isa.
14486 (avx2_pbroadcast<mode>_1): Similarly, add two such alternatives.
14488 * config/i386/sse.md (<ssse3_avx2>_palignr<mode>): Use
14489 constraint x instead of v in second alternative, add avx512bw
14492 * config/i386/sse.md (<ssse3_avx2>_pshufb<mode>3<mask_name>): Use
14493 constraint x instead of v in second alternative, add avx512bw
14496 * config/i386/sse.md (*<ssse3_avx2>_pmulhrsw<mode>3<mask_name>): Use
14497 constraint x instead of v in second alternative, add avx512bw
14500 * config/i386/sse.md (avx2_pmaddubsw256, ssse3_pmaddubsw128): Add
14501 avx512bw alternative.
14503 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
14505 * config/i386/sse.md (define_insn "*andnot<mode>3"): Extend static
14506 array to 128 chars.
14507 (define_insn "*andnottf3"): Ditto.
14508 (define_insn "*<code><mode>3"/any_logic): Ditto.
14509 (define_insn "*<code>tf3"/any_logic): Ditto.
14510 (define_insn "sse2_storehpd"): Use Yv constraint for scalar
14511 operand to block AVX-512VL insn variant emit when it is not enabled.
14513 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
14515 * config/i386/sse.md (define_insn "*vec_concatv2sf_sse4_1"): Use 'Yv'
14516 constraint fot SF mode.
14518 2016-05-18 Petr Murzin <petr.murzin@intel.com>
14519 Kirill Yukhin <kirill.yukhin@intel.com>
14521 * config/i386/sse.md (define_insn "srcp14<mode>"): Use proper operand
14523 (define_insn "rsqrt14<mode>"): Ditto.
14524 (define_insn "<mask_codefor>avx512dq_cvtps2qqv2di<mask_name>"): Ditto.
14525 (define_insn "<fixsuffix>fix_truncv2sfv2di2<mask_name>"): Ditto.
14526 (define_insn "avx512f_<code>v8div16qi2_mask_store"): Ditto.
14527 (define_insn "vec_set_hi_<mode><mask_name>"): Ditto.
14528 (define_insn "<mask_codefor>avx512dq_broadcast<mode><mask_name>"):
14530 (define_insn "*avx512f_gatherdi<mode>"): Ditto.
14531 (define_insn "*avx512f_scatterdi<mode>"): Ditto.
14532 * config/i386/i386.c (ix86_print_operand): Expand check for size
14533 override codes for Intel syntax.
14535 2016-05-18 Richard Biener <rguenther@suse.de>
14537 PR tree-optimization/71168
14538 * tree-loop-distribution.c (distribute_loop): Move *destroy_p
14539 initialization earlier.
14541 2016-05-18 James Greenhalgh <james.greenhalgh@arm.com>
14543 * config/aarch64/aarch64-simd.md
14544 (aarch64_reduc_plus_internal<mode>): Rename to...
14545 (reduc_plus_scal): ...This, and remove previous implementation.
14547 2016-05-18 Richard Biener <rguenther@suse.de>
14549 * passes.def: Put late dse and cd_dce in canonical order.
14551 2016-05-17 Jan Hubicka <hubicka@ucw.cz>
14553 * ipa-inline-transform.c (preserve_function_body_p): Look for
14554 first non-thunk clone.
14555 (save_function_body): Save into first non-thunk.
14556 * lto-cgraph.c (lto_output_edge): When streaming thunk do not look
14558 (lto_output_node): Inline thunks don't need body in every
14560 * lto-streamer-in.c: Do not fixup thunk clones.
14561 * cgraphclones.c (cgraph_node::create_edge_including_clone): Skip
14563 * tree-inline.c (copy_bb): Be prepared for target node to be new after
14566 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
14568 PR middle-end/63586
14569 * tree-ssa-reassoc.c (transform_add_to_multiply): New.
14570 (reassociate_bb): Call transform_add_to_multiply.
14572 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
14574 * config/aarch64/aarch64.c (all_extensions): Removed unused
14577 2016-05-17 Nathan Sidwell <nathan@acm.org>
14579 * config/nvptx/nvptx.c (nvptx_function_arg_boundary): New.
14580 (TARGET_FUNCTION_ARG_BOUNDARY): Override.
14582 2016-05-17 Mikhail Maltsev <maltsevm@gmail.com>
14584 PR tree-optimization/54579
14585 PR middle-end/55299
14586 * match.pd (~(~X >> Y), ~(~X >>r Y), ~(~X <<r Y)): New patterns.
14588 2016-05-17 Marek Polacek <polacek@redhat.com>
14591 * tree-inline.c (expand_call_inline): Call
14592 maybe_remove_unused_call_args.
14594 2016-05-17 Jim Wilson <jim.wilson@linaro.org>
14596 * doc/cpp.texi (__GNUC__): Major version changes are no longer rare.
14597 * doc/invoke.texi (-mnan=2008): Change signalling to signaling.
14598 * doc/md.texi (fmin@var{m}3): Likewise.
14600 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
14602 * match.pd (X & C): New transformation.
14604 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
14606 * match.pd (~X & Y): New transformation.
14608 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
14610 * tree-vrp.c (simplify_truth_ops_using_ranges): Set range
14611 information for new SSA_NAME.
14612 (simplify_conversion_using_ranges): Get range through get_range_info
14613 instead of get_value_range.
14615 2016-05-17 Jiong Wang <jiong.wang@arm.com>
14617 * config/aarch64/arm_neon.h (vmvn_s8): Reimplement using C operator.
14618 Remove inline assembly.
14619 (vmvn_s16): Likewise.
14620 (vmvn_s32): Likewise.
14621 (vmvn_u8): Likewise.
14622 (vmvn_u16): Likewise.
14623 (vmvn_u32): Likewise.
14624 (vmvnq_s8): Likewise.
14625 (vmvnq_s16): Likewise.
14626 (vmvnq_s32): Likewise.
14627 (vmvnq_u8): Likewise.
14628 (vmvnq_u16): Likewise.
14629 (vmvnq_u32): Likewise.
14630 (vmvn_p8): Likewise.
14631 (vmvnq_p16): Likewise.
14633 2016-05-17 Jiong Wang <jiong.wang@arm.com>
14635 * config/aarch64/aarch64-simd.md (vmul_n_f32): Remove inline assembly.
14637 (vmul_n_s16): Likewise.
14638 (vmul_n_s32): Likewise.
14639 (vmul_n_u16): Likewise.
14640 (vmul_n_u32): Likewise.
14641 (vmulq_n_f32): Likewise.
14642 (vmulq_n_f64): Likewise.
14643 (vmulq_n_s16): Likewise.
14644 (vmulq_n_s32): Likewise.
14645 (vmulq_n_u16): Likewise.
14646 (vmulq_n_u32): Likewise.
14648 2016-05-17 Jiong Wang <jiong.wang@arm.com>
14650 * config/aarch64/aarch64-simd.md (*aarch64_mul3_elt_to_128df): Extend
14651 to all supported modes. Rename to "*aarch64_mul3_elt_from_dup".
14653 2016-05-17 Jiong Wang <jiong.wang@arm.com>
14655 * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_to_128df): Rename
14656 to *aarch64_fma4_elt_from_dup<mode>.
14657 (*aarch64_fnma4_elt_to_128df): Rename to
14658 *aarch64_fnma4_elt_from_dup<mode>.
14659 * config/aarch64/arm_neon.h (vfma_n_f64): New.
14660 (vfms_n_f32): Likewise.
14661 (vfms_n_f64): Likewise.
14662 (vfmsq_n_f32): Likewise.
14663 (vfmsq_n_f64): Likewise.
14665 2016-05-17 Gerald Pfeifer <gerald@pfeifer.com>
14667 * wide-int.h: Change fixed_wide_int_storage from class to struct.
14669 2016-05-17 Richard Biener <rguenther@suse.de>
14671 PR tree-optimization/71132
14672 * tree-loop-distribution.c (create_rdg_cd_edges): Pass in loop.
14673 Only add control dependences for blocks in the loop.
14674 (build_rdg): Adjust.
14675 (generate_code_for_partition): Return whether loop should
14676 be destroyed and delay that.
14677 (distribute_loop): Likewise.
14678 (pass_loop_distribution::execute): Record loops to be destroyed
14679 and perform delayed destroying of loops.
14681 2016-05-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14684 * config/aarch64/aarch64-simd.md (aarch64_vmls<mode>): Delete.
14686 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
14688 * config/aarch64/aarch64-elf.h (ASM_OUTPUT_DEF): Delete.
14690 2016-05-17 Ilya Enkovich <ilya.enkovich@intel.com>
14693 * config/i386/i386.c (dimode_scalar_chain::convert_op): Fix
14694 insertion point for instructions generated by validize_mem.
14696 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
14698 * config/aarch64/aarch64.c (SHIFT_COUNT_TRUNCATED): Wrap definition
14701 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
14703 * config/aarch64/aarch64.c
14704 (aarch64_output_simd_mov_immediate): Make "buf_size" a variable
14705 rather than a macro.
14707 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
14709 * doc/invoke.texi (AArch64 Options): Various updates.
14711 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
14713 * ipa-inline-analysis.c (compute_inline_parameters): Disable inlinig
14714 into instrumentation thunks.
14715 * cif-code.def (CIF_CHKP): New.
14717 2016-05-16 Uros Bizjak <ubizjak@gmail.com>
14719 * config/i386/xopintrin.h: Correct "unsinged" typo in the comments.
14721 2016-05-16 Martin Jambor <mjambor@suse.cz>
14723 * hsa-gen.c (fillup_for_decl): Increase alignment to natural one.
14724 (get_symbol_for_decl): Sorry if a global symbol in under-aligned.
14726 2016-05-16 Marek Polacek <polacek@redhat.com>
14728 * gimple.c (maybe_remove_unused_call_args): Fix typos in the
14731 2016-05-16 Martin Jambor <mjambor@suse.cz>
14734 * omp-low.c (grid_expand_target_grid_body): Copy RESULT_DECL of
14735 the outlined kernel function.
14737 2016-05-16 Robert Suchanek <robert.suchanek@imgtec.com>
14739 * config/mips/mips.h (ISA_HAS_LSA): Enable for -mmsa.
14740 (ISA_HAS_DLSA): Ditto.
14742 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
14744 * config/mips/m5100.md (m51_int_load): Update the latency to 2.
14746 2016-05-16 Nathan Sidwell <nathan@acm.org>
14748 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): Revert.
14749 (nvptx_name_replacement): Restore. Add comment.
14750 (write_fn_proto, write_fn_proto_from_insn,
14751 nvptx_output_call_insn): Restore
14752 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Delete.
14754 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
14756 * config/aarch64/aarch64.md
14757 (add<mode>3_compareC_cconly_imm): Remove use of %w.
14758 (add<mode>3_compareC_imm): Likewise.
14759 (<optab>si3_uxtw): Split into register and immediate variants.
14760 (andsi3_compare0_uxtw): Likewise.
14761 (and<mode>3_compare0): Likewise.
14762 (and<mode>3nr_compare0): Likewise.
14763 (stack_protect_test_<mode>): Don't use %x for memory operands.
14765 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
14767 * config/mips/mips-cpus.def (p5600): Add multi-line brackets.
14769 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
14771 * config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3):
14772 Split integer shifts into shift_reg and bfm.
14773 (aarch64_lshr_sisd_or_int_<mode>3): Likewise.
14774 (aarch64_ashr_sisd_or_int_<mode>3): Likewise.
14775 (ror<mode>3_insn): Likewise.
14776 (<optab>si3_insn_uxtw): Likewise.
14777 (<optab><mode>3_insn): Change to rotate_imm.
14778 (extr<mode>5_insn_alt): Likewise.
14779 (extrsi5_insn_uxtw): Likewise.
14780 (extrsi5_insn_uxtw_alt): Likewise.
14782 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
14784 * doc/tm.texi: Regenerate.
14785 * doc/tm.texi.in (TARGET_INVALID_PARAMETER_TYPE): Remove.
14786 (TARGET_INVALID_RETURN_TYPE): Remove.
14787 * system.h: Poison TARGET_INVALID_PARAMETER_TYPE and
14788 TARGET_INVALID_RETURN_TYPE.
14789 * target.def (invalid_parameter_type): Remove.
14790 (invalid_return_type): Remove.
14792 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
14794 * ipa-inline-analysis.c (compute_inline_parameters): Be more reailistic
14795 on estimating thunk bodies; do not set inline_failed to CIF_THUNK for
14797 * ipa-inline-transform.c (inline_call): When inlining into thunk produce
14799 (preserve_function_body_p): No need to preserve function body
14800 * cif-codes.def (CIF_THUNK): Remove.
14801 * cgraphclones.c (duplicate_thunk_for_node): Thunks calls are inlinable.
14803 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
14805 * tree-inline.c (expand_call_inline): recurse after inlining thunk.
14807 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
14809 * tree.c (free_lang_data_in_decl): Also set target/optimization flags
14812 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
14814 * ipa-inline.c (report_inline_failed_reason): Look into thunks, too
14815 (inline_small_functions): Do not look for function symbol when
14818 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
14820 * lto-cgraph.c (compute_ltrans_boundary, output_symtab): Fix handling
14823 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
14824 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14825 Jiong Wang <jiong.wang@arm.com>
14827 * config/arm/arm-c.c (arm_cpu_builtins): Use def_or_undef_macro
14828 for __ARM_FP16_FORMAT_IEEE and __ARM_FP16_FORMAT_ALTERNATIVE.
14829 Define __ARM_FP16_ARGS when appropriate.
14830 * config/arm/arm.c (arm_invalid_parameter_type): Remove
14832 (arm_invalid_return_type): Likewise.
14833 (TARGET_INVALID_PARAMETER_TYPE): Remove.
14834 (TARGET_INVALID_RETURN_TYPE): Remove.
14835 (aapcs_vfp_sub_candidate): Allow HFmode.
14836 (aapcs_vfp_allocate): Add comment. Support HFmode.
14837 (aapcs_vfp_allocate_return_reg): Likewise.
14838 (struct aapcs_cp_arg_layout): Slightly reword comments for
14839 is_return_candidate and allocate_return_reg.
14840 (output_mov_vfp): Update assert.
14841 (arm_hard_regno_mode_ok): Remove comment, update HF-mode
14843 (arm_invalid_parameter_type): Remove.
14844 (amr_invalid_return_type): Remove.
14845 * config/arm/arm.h (TARGET_NEON_FP16): Fix definition.
14846 * config/arm/arm.md (*arm32_movhf): Disable for TARGET_VFP.
14847 * config/arm/vfp.md (*movhf_vfp): Enable for TARGET_VFP.
14849 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
14851 * config/aarch64/aarch64.h (LEGITIMIZE_RELOAD_ADDRESS): Remove.
14852 * config/aarch64/arch64-protos.h
14853 (aarch64_legitimize_reload_address): Remove.
14854 * config/aarch64/aarch64.c (aarch64_legitimize_reload_address):
14857 2016-05-16 Eric Botcazou <ebotcazou@adacore.com>
14859 * configure.ac: Add ACX_NONCANONICAL_HOST.
14860 * configure: Regenerate.
14861 * Makefile.in: Set host_noncanonical.
14863 2016-05-14 Uros Bizjak <ubizjak@gmail.com>
14866 * config/i386/i386.md (*movtf_internal): Before register allocation,
14867 do not allow FP constants for CM_MEDIUM memory model, allow only
14868 standard FP constants for CM_LARGE and CM_LARGE_PIC models.
14869 (*movxf_internal): Ditto.
14870 (*movdf_internal): Ditto.
14871 (*movsf_internal): Ditto.
14873 2016-05-13 Segher Boessenkool <segher@kernel.crashing.org>
14875 PR rtl-optimization/67483
14876 * combine.c (make_compound_operation): Don't call extract_left_shift
14877 with negative shift amounts.
14879 2016-05-13 Jakub Jelinek <jakub@redhat.com>
14882 * fold-const.c (fold_checksum_tree): Allow modification
14883 of TYPE_ALIAS_SET during folding.
14885 * config/i386/i386.c (ix86_compute_frame_layout, ix86_expand_prologue,
14886 ix86_expand_split_stack_prologue): Use HOST_WIDE_INT_C macro.
14887 (ix86_split_to_parts): Likewise. Fix up formatting.
14889 2016-05-13 H.J. Lu <hongjiu.lu@intel.com>
14891 * tree-ssa-loop-ivopts.c (create_new_ivs): Cast to
14892 unsigned HOST_WIDE_INT with HOST_WIDE_INT_PRINT_UNSIGNED in
14895 2016-05-13 Nathan Sidwell <nathan@acm.org>
14897 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): New.
14898 (nvptx_name_replacement): Delete.
14899 (write_fn_proto, write_fn_proto_from_insn,
14900 nvptx_output_call_insn): Remove nvptx_name_replacement call.
14901 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Override.
14902 * langhooks.c (add_builtin_funcction_common): Call
14903 targetm.mangle_decl_assembler_name.
14905 * config/nvptx/nvptx.c (write_fn_proto): Handle
14906 BUILT_IN_ATOMIC_COMPARE_EXCHANGE_n oddity.
14908 2016-05-13 Martin Liska <mliska@suse.cz>
14910 * tree-ssa-loop-ivopts.c (create_new_ivs): Use HOST_WIDE_INT_PRINT_DEC
14911 and PRIu64 in printf format.
14913 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14915 * tree-ssa-loop-ivanon.c (try_unroll_loop_completely): Typo fix in
14918 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14920 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
14921 Change --param max-completely-peeled-times to
14922 --param max-completely-peel-times in dump file printing.
14924 2016-05-13 Richard Biener <rguenther@suse.de>
14926 PR tree-optimization/42587
14927 * tree-ssa-math-opts.c (perform_symbolic_merge): Handle BIT_FIELD_REF.
14928 (find_bswap_or_nop_1): Likewise.
14929 (bswap_replace): Likewise.
14931 2016-05-13 Martin Liska <mliska@suse.cz>
14933 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern):
14934 Initialize a variable with default value.
14936 2016-05-13 Martin Liska <mliska@suse.cz>
14938 * doc/invoke.texi: Enhance explanation of error recovery
14941 2016-05-13 Martin Liska <mliska@suse.cz>
14943 * tree-ssa-loop-ivopts.c (avg_loop_niter): Fix coding style.
14944 (struct cost_pair): Change inv_expr_id (int) to inv_expr
14945 (iv_inv_expr_ent *).
14946 (struct iv_inv_expr_ent): Comment struct fields.
14947 (sort_iv_inv_expr_ent): New function.
14948 (struct ivopts_data): Rename inv_expr_id to max_inv_expr_id.
14949 (struct iv_ca): Replace used_inv_expr and num_used_inv_expr with
14950 a hash_map between iv_inv_expr_ent and number of usages.
14951 (niter_for_exit): Fix coding style.
14952 (tree_ssa_iv_optimize_init): Use renamed variable.
14953 (determine_base_object): Fix coding style.
14954 (alloc_iv): Likewise.
14955 (find_interesting_uses_outside): Likewise.
14956 (add_candidate_1): Likewise.
14957 (add_standard_iv_candidates): Likewise.
14958 (set_group_iv_cost): Replace inv_expr_id with inv_expr.
14959 (prepare_decl_rtl): Fix coding style.
14960 (get_address_cost): Likewise.
14961 (get_shiftadd_cost): Likewise.
14962 (force_expr_to_var_cost): Likewise.
14963 (compare_aff_trees): Likewise.
14964 (get_expr_id): Restructure the function.
14965 (get_loop_invariant_expr_id): Renamed to
14966 get_loop_invariant_expr.
14967 (get_computation_cost_at): Replace usage of inv_expr_id with
14969 (get_computation_cost): Likewise.
14970 (determine_group_iv_cost_generic): Likewise.
14971 (determine_group_iv_cost_address): Likewise.
14972 (iv_period): Fix coding style.
14973 (iv_elimination_compare_lt): Likewise.
14974 (may_eliminate_iv): Likewise.
14975 (determine_group_iv_cost_cond): Replace usage of inv_expr_id with
14977 (determine_group_iv_costs): Dump invariant expressions.
14978 (iv_ca_recount_cost): Use the newly added hash_map.
14979 (iv_ca_set_remove_invariants): Fix coding style.
14980 (iv_ca_set_add_invariants): Fix coding style.
14981 (iv_ca_set_no_cp): Utilize the newly added hash_map for used
14983 (iv_ca_set_cp): Likewise.
14984 (iv_ca_new): Initialize the newly added hash_map and remove
14985 initialization of fields.
14986 (iv_ca_free): Delete the hash_map.
14987 (iv_ca_dump): Dump invariant expressions.
14988 (iv_ca_extend): Fix coding style.
14989 (try_add_cand_for): Likewise.
14990 (create_new_ivs): Dump information about # of avg iterations and
14991 # of used invariant expressions.
14992 (rewrite_use_compare): Fix coding style.
14993 (free_loop_data): Set default value for max_inv_expr_id.
14995 2016-05-13 Ilya Enkovich <ilya.enkovich@intel.com>
14997 * cse.c (rest_of_handle_cse): Use cleanup_cfg
14998 returned value cse_cfg_altered computation.
14999 (rest_of_handle_cse2): Likewise.
15000 (rest_of_handle_cse_after_global_opts): Likewise.
15002 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
15005 * config/arm/arm.c (arm32_output_mi_thunk): New.
15006 (arm_output_mi_thunk): Rename to arm_thumb1_mi_thunk. Rework
15007 to split Thumb1 vs TARGET_32BIT functionality.
15008 (arm_thumb1_mi_thunk): New.
15010 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
15012 * config/aarch64/aarch64.c (TARGET_OMIT_STRUCT_RETURN_REG): Set
15015 2016-05-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
15018 * config/i386/i386.c (ix86_in_large_data_p): Guard against NULL exp.
15020 2016-05-13 Eric Botcazou <ebotcazou@adacore.com>
15022 * builtins.c (expand_builtin_memcmp): Do not emit the call here.
15023 (expand_builtin_trap): Emit a regular call.
15024 (set_builtin_user_assembler_name): Remove obsolete cases.
15025 * dse.c (scan_insn): Adjust.
15026 * except.c: Include calls.h.
15027 (sjlj_emit_function_enter): If DONT_USE_BUILTIN_SETJMP is defined,
15028 emit a regular call to setjmp.
15029 * expr.c (emit_block_move_hints): Call emit_block_copy_via_libcall.
15030 (block_move_libcall_safe_for_call_parm): Use memcpy builtin.
15031 (emit_block_move_via_libcall): Delete.
15032 (block_move_fn): Delete.
15033 (init_block_move_fn): Likewise.
15034 (emit_block_move_libcall_fn): Likewise.
15035 (emit_block_op_via_libcall): New function.
15036 (set_storage_via_libcall): Tidy up and use memset builtin.
15037 (block_clear_fn): Delete.
15038 (init_block_clear_fn): Likewise.
15039 (clear_storage_libcall_fn): Likewise.
15040 (expand_assignment): Call emit_block_move_via_libcall.
15041 Do not include gt-expr.h.
15042 * expr.h (emit_block_op_via_libcall): Declare.
15043 (emit_block_copy_via_libcall): New inline function.
15044 (emit_block_move_via_libcall): Likewise.
15045 (emit_block_comp_via_libcall): Likewise.
15046 (block_clear_fn): Delete.
15047 (init_block_move_fn): Likewise.
15048 (init_block_clear_fn): Likewise.
15049 (emit_block_move_via_libcall): Likewise.
15050 (set_storage_via_libcall): Add default parameter value.
15051 * libfuncs.h (enum libfunc_index): Remove obsolete values.
15052 (abort_libfunc): Delete.
15053 (memcpy_libfunc): Likewise.
15054 (memmove_libfunc): Likewise.
15055 (memcmp_libfunc): Likewise.
15056 (memset_libfunc): Likewise.
15057 (setbits_libfunc): Likewise.
15058 (setjmp_libfunc): Likewise.
15059 (longjmp_libfunc): Likewise.
15060 (profile_function_entry_libfunc): Likewise.
15061 (profile_function_exit_libfunc): Likewise.
15062 (gcov_flush_libfunc): Likewise.
15063 * optabs-libfuncs.c (build_libfunc_function): Set DECL_ARTIFICIAL
15064 and DECL_VISIBILITY on the declaration.
15065 (init_optabs): Do not initialize obsolete libfuncs.
15066 * optabs.c (prepare_cmp_insn): Call emit_block_comp_via_libcall.
15067 * tree-core.h (ECF_RET1): Define.
15068 (ECF_TM_PURE): Adjust.
15069 (ECF_TM_BUILTIN): Likewise.
15070 * tree.c (set_call_expr_flags): Deal with ECF_RET1.
15071 (build_common_builtin_nodes): Initialize abort builtin.
15072 Add ECF_RET1 on memcpy, memmove and memset builtins.
15073 Pass final flags for alloca and alloca_with_align builtins.
15074 * config/alpha/alpha.c (alpha_init_libfuncs): Do not initialize
15076 * config/ia64/ia64.c (ia64_vms_init_libfuncs): Likewise.
15077 * config/i386/i386.c (ix86_expand_set_or_movmem): Adjust call to
15078 set_storage_via_libcall and call emit_block_copy_via_libcall.
15080 2016-05-12 Uros Bizjak <ubizjak@gmail.com>
15082 * config/i386/i386.md (*call_got_x32): Change operand 0 to
15083 DImode before it is passed to ix86_output_call_operand.
15084 (*call_value_got_x32): Ditto for operand 1.
15086 2016-05-12 Jiong Wang <jiong.wang@arm.com>
15088 PR rtl-optimization/70904
15089 * lra-constraint.c (process_addr_reg): Relax the restriction on subreg
15090 reload for wide mode.
15092 2016-05-12 Marek Polacek <polacek@redhat.com>
15095 * langhooks-def.h (lhd_incomplete_type_error): Adjust declaration.
15096 * langhooks.c (lhd_incomplete_type_error): Add location parameter.
15097 * langhooks.h (incomplete_type_error): Likewise.
15098 * tree.c (size_in_bytes_loc): Renamed from size_in_bytes. Add location
15099 parameter, pass it down to incomplete_type_error.
15100 * tree.h (size_in_bytes): New inline overload.
15101 (size_in_bytes_loc): Renamed from size_in_bytes.
15103 2016-05-12 Richard Biener <rguenther@suse.de>
15105 PR tree-optimization/71059
15106 * tree-ssa-pre.c (phi_translate_1): Fully fold translated
15107 nary before looking up or entering the expression into the VN
15109 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): Fix comment typo.
15110 Make sure to re-use NARYs without result as inserted by
15113 2016-05-12 Richard Biener <rguenther@suse.de>
15115 PR tree-optimization/71062
15116 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
15118 * tree-ssa-structalias.c (set_uids_in_ptset): Set
15119 vars_contains_restrict if the var is a restrict tag.
15120 * tree-ssa-alias.c (ptrs_compare_unequal): If vars_contains_restrict
15121 do not disambiguate pointers against it.
15122 (dump_points_to_solution): Re-structure and adjust for new
15123 vars_contains_restrict flag.
15124 * gimple-pretty-print.c (pp_points_to_solution): Likewise.
15126 2016-05-12 Martin Liska <mliska@suse.cz>
15128 * doc/invoke.texi: Explain connection between
15129 -fsanitize-recover=address and ASAN_OPTIONS="halt_on_error=1".
15131 2016-05-12 Ilya Enkovich <ilya.enkovich@intel.com>
15133 PR tree-optimization/71006
15134 * tree-vect-loop.c (vect_determine_vectorization_factor): Don't
15135 consider COND_EXPR as a mask producer.
15137 2016-05-12 Marek Polacek <polacek@redhat.com>
15140 * opts.c (common_handle_option): Detect missing argument for --help^.
15142 2016-05-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15145 * config/arm/arm.c (arm_output_multireg_pop): Avoid POP instruction
15146 when popping the PC and within an interrupt handler routine.
15147 Add missing tab to output of "ldmfd".
15148 (output_return_instruction): Output LDMFD with SP update rather
15149 than POP when returning from interrupt handler.
15151 2016-05-12 Jakub Jelinek <jakub@redhat.com>
15153 * config/i386/i386.md (isa): Add x64_avx512dq, enable if
15154 TARGET_64BIT && TARGET_AVX512DQ.
15155 * config/i386/sse.md (*vec_extract<mode>): Add avx512bw alternatives.
15156 (*vec_extract<PEXTR_MODE12:mode>_zext): Add avx512bw alternative.
15157 (*vec_extract<ssevecmodelower>_0, *vec_extractv4si_0_zext,
15158 *vec_extractv2di_0_sse): Use v constraint instead of x constraint.
15159 (*vec_extractv4si): Add avx512dq and avx512bw alternatives.
15160 (*vec_extractv4si_zext): Add avx512dq alternative.
15161 (*vec_extractv2di_1): Add x64_avx512dq and avx512bw alternatives,
15162 use v instead of x constraint in other alternatives where possible.
15164 * config/i386/sse.md (sse2_loadld): Use v instead of x
15165 constraint in alternatives 0,1,4.
15167 * config/i386/sse.md (pinsr_evex_isa): New mode attr.
15168 (<sse2p4_1>_pinsr<ssemodesuffix>): Add 2 alternatives with
15169 v constraints instead of x and <pinsr_evex_isa> isa attribute.
15172 * config/i386/sse.md (<sse2_avx2>_packssdw<mask_name>,
15173 <sse4_1_avx2>_packusdw<mask_name>): Make sure EVEX encoded insn
15174 is not emitted unless TARGET_AVX512BW.
15175 (<sse2_avx2>_packuswb<mask_name>, <sse2_avx2>_packsswb<mask_name>):
15176 Likewise. For TARGET_AVX512BW, use "=v" constraint instead of "=x"
15177 for the result operand.
15179 * config/i386/sse.md (*vec_setv4sf_sse4_1, sse4_1_insertps): Use v
15180 constraint instead of x in avx alternatives. Use maybe_evex instead
15183 * config/i386/constraints.md (Yv): New constraint.
15184 * config/i386/i386.h (VALID_AVX512VL_128_REG_MODE): Allow
15185 TFmode and V1TImode in xmm16+ registers for TARGET_AVX512VL.
15186 * config/i386/i386.md (avx512fvecmode): New mode attr.
15187 (*pushtf): Use v constraint instead of x.
15188 (*movtf_internal): Likewise. For TARGET_AVX512VL and
15189 xmm16+ registers, use vmovdqu64 or vmovdqa64 instructions.
15190 (*absneg<mode>2): Use Yv constraint instead of x constraint.
15191 (*absnegtf2_sse): Likewise.
15192 (copysign<mode>3_const, copysign<mode>3_var): Likewise.
15193 * config/i386/sse.md (*andnot<mode>3): Add avx512vl and
15194 avx512f alternatives.
15195 (*andnottf3, *<code><mode>3, *<code>tf3): Likewise.
15197 2016-05-12 Richard Biener <rguenther@suse.de>
15199 PR tree-optimization/71060
15200 * tree-data-ref.c (initialize_data_dependence_relation): Do not
15201 require exact match of DR_BASE_OBJECT but only matching address and
15204 2016-05-12 Richard Biener <rguenther@suse.de>
15206 PR tree-optimization/70986
15207 * cfganal.c: Include cfgloop.h.
15208 (dfs_find_deadend): Prefer to take edges exiting loops.
15210 2016-05-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
15212 * gcc.target/powerpc/pr70963.c: Require at least power8 at both
15213 compile and run time.
15215 2016-05-11 Mikhail Maltsev <maltsevm@gmail.com>
15218 * doc/invoke.texi (Wduplicate-decl-specifier): Document new option.
15220 2016-05-11 Uros Bizjak <ubizjak@gmail.com>
15222 * config/i386/i386.c (legitimize_pic_address): Use
15223 copy_to_suggested_reg instead of gen_movsi.
15225 2016-05-11 Michael Meissner <meissner@linux.vnet.ibm.com>
15227 * config/rs6000/predicates.md (quad_memory_operand): Move most of
15228 the code into quad_address_p and call it to share code with
15229 vsx_quad_dform_memory_operand.
15230 (vsx_quad_dform_memory_operand): New predicate for ISA 3.0 vector
15232 * config/rs6000/rs6000.opt (-mlra): Switch to being an option mask
15233 bit instead of being a separate word. Split -mpower9-dform into
15234 two switches, -mpower9-dform-scalar and -mpower9-dform-vector.
15235 * config/rs6000/rs6000.c (RELOAD_REG_QUAD_OFFSET): New addr_mask
15236 for the register class supporting 128-bit quad word memory offsets.
15237 (mode_supports_vsx_dform_quad): Helper function to return if the
15238 register class uses quad word memory offsets.
15239 (rs6000_debug_addr_mask): Add support for quad word memory offsets.
15240 (rs6000_debug_reg_global): Always print if we are using LRA or not.
15241 (rs6000_setup_reg_addr_masks): If ISA 3.0 vector d-form
15242 instructions are enabled, set up the appropriate addr_masks for
15244 (rs6000_init_hard_regno_mode_ok): wb constraint is now based on
15245 -mpower9-dform-scalar, instead of -mpower9-dform.
15246 (rs6000_option_override_internal): Split -mpower9-dform into two
15247 switches, -mpower9-dform-scalar and -mpower9-dform-vector. The
15248 -mpower9-dform switch sets or clears both. If we are not using
15249 the LRA register allocator, do not enable -mpower9-dform-vector by
15250 default. If we are using LRA, enable -mpower9-dform-vector and
15251 -mvsx-timode if it is appropriate. Issue a warning if either
15252 -mpower9-dform-vector or -mvsx-timode are explicitly used without
15254 (quad_address_offset_p): New helper function to return if the
15255 offset is legal for quad word memory instructions.
15256 (quad_address_p): New function to determin if GPR or vector
15257 register quad word memory addresses are legal.
15258 (mem_operand_gpr): Validate quad word address offsets.
15259 (reg_offset_addressing_ok_p): Add support for ISA 3.0 vector
15260 d-form (register + offset) instructions.
15261 (offsettable_ok_by_alignment): Likewise.
15262 (rs6000_legitimate_offset_address_p): Likewise.
15263 (legitimate_lo_sum_address_p): Likewise.
15264 (rs6000_legitimize_address): Likewise.
15265 (rs6000_legitimize_reload_address): Add more debug statements for
15267 (rs6000_legitimate_address_p): Add support for ISA 3.0 vector
15268 d-form instructions.
15269 (rs6000_secondary_reload_memory): Add support for ISA 3.0 vector
15270 d-form instructions. Distinguish different cases in debug
15271 output. (rs6000_secondary_reload_inner): Add support for ISA 3.0 vector
15272 d-form instructions.
15273 (rs6000_preferred_reload_class): Likewise.
15274 (rs6000_output_move_128bit): Add support for ISA 3.0 d-form
15275 instructions. If ISA 3.0 is available, generate lxvx/stxvx instead
15276 of the ISA 2.06 indexed memory instructions.
15277 (rs6000_emit_prologue): If we have ISA 3.0 d-form instructions,
15278 use them to save/restore the saved vector registers instead of
15279 using Altivec instructions.
15280 (rs6000_emit_epilogue): Likewise.
15281 (rs6000_lra_p): Use TARGET_LRA instead of the old option word.
15282 (rs6000_opt_masks): Split -mpower9-dform into
15283 -mpower9-dform-scalar and -mpower9-dform-vector.
15284 (rs6000_print_options_internal): Print -mno-<switch> if <switch>
15286 * config/rs6000/vsx.md (p9_vecload_<mode>): Delete hack to emit
15287 ISA 3.0 vector indexed memory instructions, and fold the code into
15288 the normal mov<mode> patterns.
15289 (p9_vecstore_<mode>): Likewise.
15290 (vsx_mov<mode>): Add support for ISA 3.0 vector d-form
15292 (vsx_movti_64bit): Likewise.
15293 (vsx_movti_32bit): Likewise.
15294 * config/rs6000/constraints.md (wO constraint): New constraint for
15295 ISA 3.0 vector d-form support.
15296 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Use
15297 -mpower9-dform-scalar instead of -mpower9-dform. Add note not to
15298 include -mpower9-dform-vector until we switch over to LRA.
15299 (POWERPC_MASKS): Add -mlra. Split -mpower9-dform into two.
15300 switches, -mpower9-dform-scalar and -mpower9-dform-vector.
15301 * config/rs6000/rs6000-protos.h (quad_address_p): Add declaration.
15302 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
15303 for -mpower9-dform and -mlra.
15304 * doc/md.texi (wO constraint): Document wO constraint.
15306 2016-05-11 Alexander Monakov <amonakov@ispras.ru>
15308 * genattr.c (main): Change 'rtx' to 'rtx_insn *' in prototypes of
15309 'insn_latency', 'maximal_insn_latency', 'min_insn_conflict_delay'.
15310 * genautomata.c (output_internal_insn_code_evaluation): Simplify.
15311 Move handling of non-insn arguments inline into the sole user:
15312 (output_trans_func): ...here.
15313 (output_min_insn_conflict_delay_func): Change 'rtx' to 'rtx_insn *'
15314 in emitted function prototype.
15315 (output_internal_insn_latency_func): Ditto. Simplify.
15316 (output_internal_maximal_insn_latency_func): Ditto. Delete
15317 always-unused argument.
15318 (output_insn_latency_func): Ditto.
15319 (output_maximal_insn_latency_func): Ditto.
15321 2016-05-11 Richard Biener <rguenther@suse.de>
15323 PR tree-optimization/71055
15324 * tree-ssa-sccvn.c (vn_reference_lookup_3): When native-interpreting
15325 sth with precision not equal to access size verify we don't chop
15328 2016-05-11 Richard Biener <rguenther@suse.de>
15331 * dwarf2out.c (retry_incomplete_types): Set early_dwarf.
15332 (dwarf2out_finish): Move retry_incomplete_types call ...
15333 (dwarf2out_early_finish): ... here.
15335 2016-05-11 Richard Biener <rguenther@suse.de>
15337 PR middle-end/71002
15338 * alias.c (reference_alias_ptr_type): Preserve alias-set zero
15339 if the langhook insists on it.
15340 * fold-const.c (make_bit_field_ref): Add arg for the original
15341 reference and preserve its alias-set.
15342 (decode_field_reference): Take exp by reference and adjust it
15343 to the original memory reference.
15344 (optimize_bit_field_compare): Adjust callers.
15345 (fold_truth_andor_1): Likewise.
15346 * gimplify.c (gimplify_expr): Adjust in-SSA form test.
15348 2016-05-11 Ilya Enkovich <ilya.enkovich@intel.com>
15350 PR middle-end/70807
15351 * cfgrtl.h (delete_insn_and_edges): Now return bool.
15352 * cfgrtl.c (delete_insn_and_edges): Likewise.
15353 * config/i386/i386.c (convert_scalars_to_vector): Remove
15355 * cse.c (cse_insn): Compute cse_cfg_altered.
15356 (delete_trivially_dead_insns): Likewise.
15357 (cse_cc_succs): Likewise.
15358 (rest_of_handle_cse): Free dominance info if required.
15359 (rest_of_handle_cse2): Likewise.
15360 (rest_of_handle_cse_after_global_opts): Likewise.
15362 2016-05-11 Alan Modra <amodra@gmail.com>
15364 * config/rs6000/rs6000.c (is_complex_IBM_long_double,
15365 abi_v4_pass_in_fpr): New functions.
15366 (rs6000_function_arg_boundary): Exclude complex IBM long double
15367 from 64-bit alignment when ABI_V4.
15368 (rs6000_function_arg, rs6000_function_arg_advance_1,
15369 rs6000_gimplify_va_arg): Use abi_v4_pass_in_fpr.
15371 2016-05-10 Segher Boessenkool <segher@kernel.crashing.org>
15373 PR rtl-optimization/71028
15374 * cfgcleanup.c (try_optimize_cfg): Do not flip a conditional
15375 jump with just a return in the fallthrough block if the branch
15376 block contains just a return as well.
15378 2016-05-10 Marc Glisse <marc.glisse@inria.fr>
15380 * fold-const.c (fold_binary_loc) [(X ^ Y) & Y]: Remove and merge with...
15381 * match.pd ((X & Y) ^ Y): ... this.
15382 ((X & Y) & Y, (X | Y) | Y, (X ^ Y) ^ Y, (X & Y) & (X & Z), (X | Y)
15383 | (X | Z), (X ^ Y) ^ (X ^ Z)): New transformations.
15385 2016-05-10 David Malcolm <dmalcolm@redhat.com>
15387 * read-md.c (require_char_ws): New function.
15388 (read_string): Simplify using require_char_ws.
15389 (handle_constants): Likewise.
15390 (handle_enum): Likewise.
15391 (handle_file): Likewise.
15392 * read-md.h (require_char_ws): New declaration.
15393 * read-rtl.c (read_conditions): Simplify using require_char_ws.
15394 (read_mapping): Likewise.
15395 (read_rtx_code): Likewise.
15396 (read_nested_rtx): Likewise.
15398 2016-05-10 James Norris <jnorris@codesourcery.com>
15400 * config/rs6000/sysv4.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o
15401 if offloading is enabled and -fopenacc or -fopenmp is specified.
15402 (CRTOFFLOADEND): Likewise.
15403 (STARTFILE_LINUX_SPEC): Add CRTOFFLOADBEGIN.
15404 (ENDFILE_LINUX_SPEC): Add CRTOFFLOADEND.
15406 2016-05-10 Uros Bizjak <ubizjak@gmail.com>
15408 * config/i386/i386.c (legitimize_pic_address): Merge 64-bit and 32-bit
15409 gotoff_operand code paths. Use copy_to_suggested_regs and
15410 expand_simple_binop where appropriate. Cleanup.
15412 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
15415 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Allow
15417 (dimode_scalar_chain::vector_const_cost): New.
15418 (dimode_scalar_chain::compute_convert_gain): Handle constants.
15419 (dimode_scalar_chain::convert_op): Likewise.
15420 (dimode_scalar_chain::convert_insn): Likewise.
15422 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
15424 * dwarf2out.c (resolve_args_picking_1): Consider DW_OP_neg as an
15425 unary operation, not a binary one.
15427 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
15429 PR middle-end/70877
15430 * tree-chkp.c (chkp_add_bounds_to_call_stmt): Handle
15431 calls with type casted fndecl.
15433 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
15435 PR tree-optimization/70786
15436 * tree-chkp.c (chkp_find_bounds_1): Support WITH_SIZE_EXPR.
15437 * calls.c (initialize_argument_information): Bind bounds
15438 with corresponding args passed by reference.
15440 2016-05-10 Jakub Jelinek <jakub@redhat.com>
15443 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>),
15444 *<code><mode>3<mask_name>): For !TARGET_AVX512DQ and EVEX encoding,
15445 use vp*[dq] instead of v*p[sd] instructions and adjust mode attribute
15448 2016-05-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
15451 * config/rs6000/vsx.md (vsx_xvcvdpsxds_scale): Generate correct
15452 code for a zero scale factor.
15453 (vsx_xvcvdpuxds_scale): Likewise.
15455 2016-05-10 David Malcolm <dmalcolm@redhat.com>
15457 * diagnostic-show-locus.c (layout::layout): Call show_ruler
15458 if show_ruler_p was set on the context.
15459 (layout::show_ruler): New method.
15460 * diagnostic.h (struct diagnostic_context): Add field
15463 2016-05-10 Richard Biener <rguenther@suse.de>
15465 PR tree-optimization/71039
15466 * tree-ssa-phiprop.c: Include tree-ssa-loop.h.
15467 (chk_uses): New function.
15468 (propagate_with_phi): Verify we can safely replicate the lhs of an
15469 aggregate assignment on all incoming edges.
15471 2016-05-10 Oleg Endo <olegendo@gcc.gnu.org>
15473 * config/rx/rx-protos.h (is_interrupt_func, is_fast_interrupt_func):
15475 (rx_atomic_sequence): New class.
15476 * config/rx/rx.c (rx_print_operand): Use symbolic names for PSW bits.
15477 (is_interrupt_func, is_fast_interrupt_func): Make non-static and
15479 (rx_atomic_sequence::rx_atomic_sequence,
15480 rx_atomic_sequence::~rx_atomic_sequence): New functions.
15481 * config/rx/rx.md (CTRLREG_PSW, CTRLREG_USP, CTRLREG_FPSW, CTRLREG_CPEN,
15482 CTRLREG_BPSW, CTRLREG_BPC, CTRLREG_ISP, CTRLREG_FINTV,
15483 CTRLREG_INTB): New constants.
15484 (FETCHOP): New code iterator.
15485 (fethcop_name, fetchop_name2): New iterator code attributes.
15486 (QIHI): New mode iterator.
15487 (atomic_exchange<mode>, atomic_exchangesi, xchg_mem<mode>,
15488 atomic_fetch_<fetchop_name>si, atomic_fetch_nandsi,
15489 atomic_<fetchop_name>_fetchsi, atomic_nand_fetchsi): New patterns.
15491 2016-05-10 Martin Liska <mliska@suse.cz>
15493 * tree-inline.c (remap_dependence_clique): Do not remap
15494 debugging statements.
15496 2016-05-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
15498 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly")
15499 ("*fixuns_truncdfdi2_z13")
15500 ("*fixuns_trunc<FP:mode><GPR:mode>2_z196")
15501 ("*fix_truncdfdi2_bfp_z13", "*floatunsdidf2_z13")
15502 ("*extendsfdf2_z13"): Replace TARGET_Z13 with TARGET_VX.
15504 2016-05-10 Richard Biener <rguenther@suse.de>
15506 PR tree-optimization/70497
15507 PR tree-optimization/28367
15508 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): New function
15510 (visit_reference_op_load): ... here.
15511 (vn_reference_lookup_3): Use it to handle subreg-like accesses
15512 with simplified BIT_FIELD_REFs.
15513 * tree-ssa-pre.c (eliminate_insert): Handle inserting BIT_FIELD_REFs.
15514 * tree-complex.c (extract_component): Handle BIT_FIELD_REFs
15517 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
15519 * dwarf2out.c (add_abstract_origin_attribute): Adjust
15520 documentation comment. For BLOCK nodes, add a
15521 DW_AT_abstract_origin attribute that points to the DIE generated
15522 for the origin BLOCK.
15523 (gen_lexical_block_die): Call add_abstract_origin_attribute for
15524 blocks from inlined functions.
15526 2016-05-10 Alan Modra <amodra@gmail.com>
15529 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue): Stop
15530 regrename modifying insns saving lr before __morestack call.
15531 * config/rs6000/rs6000.md (split_stack_return): Similarly for
15532 insns restoring lr after __morestack call.
15534 2016-05-09 Jakub Jelinek <jakub@redhat.com>
15536 * config/i386/i386.md (set_got, set_got_labelled, lwp_llwpcb,
15537 lwp_lwpval<mode>3, lwp_lwpins<mode>3): Remove constraints from
15539 * config/i386/sse.md (vec_interleave_high<mode>,
15540 vec_interleave_low<mode>, <avx512>_vpermi2var<mode>3_maskz,
15541 <avx512>_vpermt2var<mode>3_maskz): Likewise.
15543 2016-05-04 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
15545 * config/rs6000/rs6000.c (rs6000_reassociation_width): Add
15546 function for TARGET_SCHED_REASSOCIATION_WIDTH to enable
15547 parallel reassociation for power8 and forward.
15549 2016-05-09 Uros Bizjak <ubizjak@gmail.com>
15551 * config/i386/i386.md (absneg splitters with general regs): Use
15552 general_reg_operand predicate.
15553 (btsq peephole2): Use x86_64_immediate_operand to check if new
15554 value is suitable for immediate operand. Generate emitted insn
15555 using RTL expressions.
15556 (btcq peephole2): Ditto.
15557 (btrq peephole2): Ditto. Generate correct immediate operand
15560 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
15562 * cfgexpand.c (expand_debug_expr): Fix address offset for negative
15565 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
15567 * tree-affine.c (wide_int_constant_multiple_p): Add missing
15568 pointer dereference.
15570 2016-05-09 Richard Biener <rguenther@suse.de>
15572 PR tree-optimization/70985
15573 * match.pd (BIT_FIELD_REF -> (type)): Disable on GIMPLE when
15574 op0 isn't a gimple register.
15576 2016-05-09 Prachi Godbole <prachi.godbole@imgtec.com>
15578 * config/mips/i6400.md (i6400_fpu_intadd, i6400_fpu_logic)
15579 (i6400_fpu_div, i6400_fpu_cmp, i6400_fpu_float, i6400_fpu_store)
15580 (i6400_fpu_long_pipe, i6400_fpu_logic_l, i6400_fpu_float_l)
15581 (i6400_fpu_mult): New cpu units.
15582 (i6400_msa_add_d, i6400_msa_int_add, i6400_msa_short_logic3)
15583 (i6400_msa_short_logic2, i6400_msa_short_logic, i6400_msa_move)
15584 (i6400_msa_cmp, i6400_msa_short_float2, i6400_msa_div_d)
15585 (i6400_msa_div_w, i6400_msa_div_h, i6400_msa_div_b)
15586 (i6400_msa_copy, i6400_msa_branch, i6400_fpu_msa_store)
15587 (i6400_fpu_msa_load, i6400_fpu_msa_move, i6400_msa_long_logic1)
15588 (i6400_msa_long_logic2, i6400_msa_mult, i6400_msa_long_float2)
15589 (i6400_msa_long_float4, i6400_msa_long_float5)
15590 (i6400_msa_long_float8, i6400_msa_fdiv_df)
15591 (i6400_msa_fdiv_sf): New reservations.
15592 * config/mips/p5600.md (p5600_fpu_intadd, p5600_fpu_cmp)
15593 (p5600_fpu_float, p5600_fpu_logic_a, p5600_fpu_logic_b)
15594 (p5600_fpu_div, p5600_fpu_logic, p5600_fpu_float_a)
15595 (p5600_fpu_float_b, p5600_fpu_float_c, p5600_fpu_float_d)
15596 (p5600_fpu_mult, p5600_fpu_fdiv, p5600_fpu_load): New cpu units.
15597 (msa_short_int_add, msa_short_logic, msa_short_logic_move_v)
15598 (msa_short_cmp, msa_short_float2, msa_short_logic3)
15599 (msa_short_store4, msa_long_load, msa_short_store)
15600 (msa_long_logic, msa_long_float2, msa_long_float4)
15601 (msa_long_float5, msa_long_float8, msa_long_mult)
15602 (msa_long_fdiv, msa_long_div): New reservations.
15604 2016-05-09 Robert Suchanek <robert.suchanek@imgtec.com>
15605 Sameera Deshpande <sameera.deshpande@imgtec.com>
15606 Matthew Fortune <matthew.fortune@imgtec.com>
15607 Graham Stott <graham.stott@imgtec.com>
15608 Chao-ying Fu <chao-ying.fu@imgtec.com>
15610 * config.gcc: Add MSA header file for mips*-*-* target.
15611 * config/mips/constraints.md (YI, YC, YZ, Unv5, Uuv5, Usv5, Uuv6)
15612 (Ubv8i, Urv8): New constraints.
15613 * config/mips/mips-ftypes.def: Add function types for MSA
15615 * config/mips/mips-modes.def (V16QI, V8HI, V4SI, V2DI, V4SF)
15616 (V2DF, V32QI, V16HI, V8SI, V4DI, V8SF, V4DF): New modes.
15617 * config/mips/mips-msa.md: New file.
15618 * config/mips/mips-protos.h
15619 (mips_split_128bit_const_insns): New prototype.
15620 (mips_msa_idiv_insns): Likewise.
15621 (mips_split_128bit_move): Likewise.
15622 (mips_split_128bit_move_p): Likewise.
15623 (mips_split_msa_copy_d): Likewise.
15624 (mips_split_msa_insert_d): Likewise.
15625 (mips_split_msa_fill_d): Likewise.
15626 (mips_expand_msa_branch): Likewise.
15627 (mips_const_vector_same_val_p): Likewise.
15628 (mips_const_vector_same_bytes_p): Likewise.
15629 (mips_const_vector_same_int_p): Likewise.
15630 (mips_const_vector_shuffle_set_p): Likewise.
15631 (mips_const_vector_bitimm_set_p): Likewise.
15632 (mips_const_vector_bitimm_clr_p): Likewise.
15633 (mips_msa_vec_parallel_const_half): Likewise.
15634 (mips_msa_output_division): Likewise.
15635 (mips_ldst_scaled_shift): Likewise.
15636 (mips_expand_vec_cond_expr): Likewise.
15637 * config/mips/mips.c (enum mips_builtin_type): Add
15638 MIPS_BUILTIN_MSA_TEST_BRANCH.
15639 (mips_gen_const_int_vector_shuffle): New prototype.
15640 (mips_const_vector_bitimm_set_p): New function.
15641 (mips_const_vector_bitimm_clr_p): Likewise.
15642 (mips_const_vector_same_val_p): Likewise.
15643 (mips_const_vector_same_bytes_p): Likewise.
15644 (mips_const_vector_same_int_p): Likewise.
15645 (mips_const_vector_shuffle_set_p): Likewise.
15646 (mips_symbol_insns): Forbid loading symbols via immediate for
15648 (mips_valid_offset_p): Limit offset to 10-bit for MSA loads and
15650 (mips_valid_lo_sum_p): Forbid loadings symbols via %lo(base) for
15652 (mips_lx_address_p): Add support load indexed address for MSA.
15653 (mips_address_insns): Add calculation of instructions needed for
15654 stores and loads for MSA.
15655 (mips_const_insns): Move CONST_DOUBLE below CONST_VECTOR. Handle
15656 CONST_VECTOR for MSA and let it fall through.
15657 (mips_ldst_scaled_shift): New function.
15658 (mips_subword_at_byte): Likewise.
15659 (mips_msa_idiv_insns): Likewise.
15660 (mips_legitimize_move): Validate MSA moves.
15661 (mips_rtx_costs): Add UNGE, UNGT, UNLE, UNLT cases. Add
15662 calculation of costs for MSA division.
15663 (mips_split_move_p): Check if MSA moves need splitting.
15664 (mips_split_move): Split MSA moves if necessary.
15665 (mips_split_128bit_move_p): New function.
15666 (mips_split_128bit_move): Likewise.
15667 (mips_split_msa_copy_d): Likewise.
15668 (mips_split_msa_insert_d): Likewise.
15669 (mips_split_msa_fill_d): Likewise.
15670 (mips_output_move): Handle MSA moves.
15671 (mips_expand_msa_branch): New function.
15672 (mips_print_operand): Add 'E', 'B', 'w', 'v' and 'V' modifiers.
15673 Reinstate 'y' modifier.
15674 (mips_file_start): Add MSA .gnu_attribute.
15675 (mips_hard_regno_mode_ok_p): Allow TImode and 128-bit vectors in
15677 (mips_hard_regno_nregs): Always return 1 for MSA supported mode.
15678 (mips_class_max_nregs): Add register size for MSA supported mode.
15679 (mips_cannot_change_mode_class): Allow conversion between MSA
15680 vector modes and TImode.
15681 (mips_mode_ok_for_mov_fmt_p): Allow MSA to use move.v
15683 (mips_secondary_reload_class): Force MSA loads/stores via memory.
15684 (mips_preferred_simd_mode): Add preffered modes for MSA.
15685 (mips_vector_mode_supported_p): Add MSA supported modes.
15686 (mips_autovectorize_vector_sizes): New function.
15687 (mips_msa_output_division): Likewise.
15688 (MSA_BUILTIN, MIPS_BUILTIN_DIRECT_NO_TARGET)
15689 (MSA_NO_TARGET_BUILTIN, MSA_BUILTIN_TEST_BRANCH): New macros.
15690 (CODE_FOR_msa_adds_s_b, CODE_FOR_msa_adds_s_h)
15691 (CODE_FOR_msa_adds_s_w, CODE_FOR_msa_adds_s_d)
15692 (CODE_FOR_msa_adds_u_b, CODE_FOR_msa_adds_u_h)
15693 (CODE_FOR_msa_adds_u_w, CODE_FOR_msa_adds_u_du
15694 (CODE_FOR_msa_addv_b, CODE_FOR_msa_addv_h, CODE_FOR_msa_addv_w)
15695 (CODE_FOR_msa_addv_d, CODE_FOR_msa_and_v, CODE_FOR_msa_bmnz_v)
15696 (CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bmz_v, CODE_FOR_msa_bmzi_b)
15697 (CODE_FOR_msa_bnz_v, CODE_FOR_msa_bz_v, CODE_FOR_msa_bsel_v)
15698 (CODE_FOR_msa_bseli_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w)
15699 (CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b)
15700 (CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w)
15701 (CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clti_u_b)
15702 (CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w)
15703 (CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_s_b)
15704 (CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w)
15705 (CODE_FOR_msa_clei_s_d, CODE_FOR_msa_clei_u_b)
15706 (CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w)
15707 (CODE_FOR_msa_clei_u_d, CODE_FOR_msa_div_s_b)
15708 (CODE_FOR_msa_div_s_h, CODE_FOR_msa_div_s_w)
15709 (CODE_FOR_msa_div_s_d, CODE_FOR_msa_div_u_b)
15710 (CODE_FOR_msa_div_u_h, CODE_FOR_msa_div_u_w)
15711 (CODE_FOR_msa_div_u_d, CODE_FOR_msa_fadd_w, CODE_FOR_msa_fadd_d)
15712 (CODE_FOR_msa_fexdo_w, CODE_FOR_msa_ftrunc_s_w)
15713 (CODE_FOR_msa_ftrunc_s_d, CODE_FOR_msa_ftrunc_u_w)
15714 (CODE_FOR_msa_ftrunc_u_d, CODE_FOR_msa_ffint_s_w)
15715 (CODE_FOR_msa_ffint_s_d, CODE_FOR_msa_ffint_u_w)
15716 (CODE_FOR_msa_ffint_u_d, CODE_FOR_msa_fsub_w)
15717 (CODE_FOR_msa_fsub_d, CODE_FOR_msa_fmsub_d, CODE_FOR_msa_fmadd_w)
15718 (CODE_FOR_msa_fmadd_d, CODE_FOR_msa_fmsub_w, CODE_FOR_msa_fmul_w)
15719 (CODE_FOR_msa_fmul_d, CODE_FOR_msa_fdiv_w, CODE_FOR_msa_fdiv_d)
15720 (CODE_FOR_msa_fmax_w, CODE_FOR_msa_fmax_d, CODE_FOR_msa_fmax_a_w)
15721 (CODE_FOR_msa_fmax_a_d, CODE_FOR_msa_fmin_w, CODE_FOR_msa_fmin_d)
15722 (CODE_FOR_msa_fmin_a_w, CODE_FOR_msa_fmin_a_d)
15723 (CODE_FOR_msa_fsqrt_w, CODE_FOR_msa_fsqrt_d)
15724 (CODE_FOR_msa_max_s_b, CODE_FOR_msa_max_s_h)
15725 (CODE_FOR_msa_max_s_w, CODE_FOR_msa_max_s_d)
15726 (CODE_FOR_msa_max_u_b, CODE_FOR_msa_max_u_h)
15727 (CODE_FOR_msa_max_u_w, CODE_FOR_msa_max_u_d)
15728 (CODE_FOR_msa_min_s_b, CODE_FOR_msa_min_s_h)
15729 (CODE_FOR_msa_min_s_w, CODE_FOR_msa_min_s_d)
15730 (CODE_FOR_msa_min_u_b, CODE_FOR_msa_min_u_h)
15731 (CODE_FOR_msa_min_u_w, CODE_FOR_msa_min_u_d)
15732 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
15733 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
15734 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
15735 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
15736 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
15737 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
15738 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
15739 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
15740 (CODE_FOR_msa_mulv_b, CODE_FOR_msa_mulv_h, CODE_FOR_msa_mulv_w)
15741 (CODE_FOR_msa_mulv_d, CODE_FOR_msa_nlzc_b, CODE_FOR_msa_nlzc_h)
15742 (CODE_FOR_msa_nlzc_w, CODE_FOR_msa_nlzc_d, CODE_FOR_msa_nor_v)
15743 (CODE_FOR_msa_or_v, CODE_FOR_msa_ori_b, CODE_FOR_msa_nori_b)
15744 (CODE_FOR_msa_pcnt_b, CODE_FOR_msa_pcnt_h, CODE_FOR_msa_pcnt_w)
15745 (CODE_FOR_msa_pcnt_d, CODE_FOR_msa_xor_v, CODE_FOR_msa_xori_b)
15746 (CODE_FOR_msa_sll_b, CODE_FOR_msa_sll_h, CODE_FOR_msa_sll_w)
15747 (CODE_FOR_msa_sll_d, CODE_FOR_msa_slli_b, CODE_FOR_msa_slli_h)
15748 (CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d, CODE_FOR_msa_sra_b)
15749 (CODE_FOR_msa_sra_h, CODE_FOR_msa_sra_w, CODE_FOR_msa_sra_d)
15750 (CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w)
15751 (CODE_FOR_msa_srai_d, CODE_FOR_msa_srl_b, CODE_FOR_msa_srl_h)
15752 (CODE_FOR_msa_srl_w, CODE_FOR_msa_srl_d, CODE_FOR_msa_srli_b)
15753 (CODE_FOR_msa_srli_h, CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d)
15754 (CODE_FOR_msa_subv_b, CODE_FOR_msa_subv_h, CODE_FOR_msa_subv_w)
15755 (CODE_FOR_msa_subv_d, CODE_FOR_msa_subvi_b, CODE_FOR_msa_subvi_h)
15756 (CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d, CODE_FOR_msa_move_v)
15757 (CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h, CODE_FOR_msa_vshf_w)
15758 (CODE_FOR_msa_vshf_d, CODE_FOR_msa_ilvod_d, CODE_FOR_msa_ilvev_d)
15759 (CODE_FOR_msa_pckod_d, CODE_FOR_msa_pckdev_d, CODE_FOR_msa_ldi_b)
15760 (CODE_FOR_msa_ldi_hi, CODE_FOR_msa_ldi_w)
15761 (CODE_FOR_msa_ldi_d): New code_aliasing macros.
15762 (mips_builtins): Add MSA sll_b, sll_h, sll_w, sll_d, slli_b,
15763 slli_h, slli_w, slli_d, sra_b, sra_h, sra_w, sra_d, srai_b,
15764 srai_h, srai_w, srai_d, srar_b, srar_h, srar_w, srar_d, srari_b,
15765 srari_h, srari_w, srari_d, srl_b, srl_h, srl_w, srl_d, srli_b,
15766 srli_h, srli_w, srli_d, srlr_b, srlr_h, srlr_w, srlr_d, srlri_b,
15767 srlri_h, srlri_w, srlri_d, bclr_b, bclr_h, bclr_w, bclr_d,
15768 bclri_b, bclri_h, bclri_w, bclri_d, bset_b, bset_h, bset_w,
15769 bset_d, bseti_b, bseti_h, bseti_w, bseti_d, bneg_b, bneg_h,
15770 bneg_w, bneg_d, bnegi_b, bnegi_h, bnegi_w, bnegi_d, binsl_b,
15771 binsl_h, binsl_w, binsl_d, binsli_b, binsli_h, binsli_w,
15772 binsli_d, binsr_b, binsr_h, binsr_w, binsr_d, binsri_b, binsri_h,
15773 binsri_w, binsri_d, addv_b, addv_h, addv_w, addv_d, addvi_b,
15774 addvi_h, addvi_w, addvi_d, subv_b, subv_h, subv_w, subv_d,
15775 subvi_b, subvi_h, subvi_w, subvi_d, max_s_b, max_s_h, max_s_w,
15776 max_s_d, maxi_s_b, maxi_s_h, maxi_s_w, maxi_s_d, max_u_b,
15777 max_u_h, max_u_w, max_u_d, maxi_u_b, maxi_u_h, maxi_u_w,
15778 maxi_u_d, min_s_b, min_s_h, min_s_w, min_s_d, mini_s_b, mini_s_h,
15779 mini_s_w, mini_s_d, min_u_b, min_u_h, min_u_w, min_u_d, mini_u_b,
15780 mini_u_h, mini_u_w, mini_u_d, max_a_b, max_a_h, max_a_w, max_a_d,
15781 min_a_b, min_a_h, min_a_w, min_a_d, ceq_b, ceq_h, ceq_w, ceq_d,
15782 ceqi_b, ceqi_h, ceqi_w, ceqi_d, clt_s_b, clt_s_h, clt_s_w,
15783 clt_s_d, clti_s_b, clti_s_h, clti_s_w, clti_s_d, clt_u_b,
15784 clt_u_h, clt_u_w, clt_u_d, clti_u_b, clti_u_h, clti_u_w,
15785 clti_u_d, cle_s_b, cle_s_h, cle_s_w, cle_s_d, clei_s_b, clei_s_h,
15786 clei_s_w, clei_s_d, cle_u_b, cle_u_h, cle_u_w, cle_u_d, clei_u_b,
15787 clei_u_h, clei_u_w, clei_u_d, ld_b, ld_h, ld_w, ld_d, st_b, st_h,
15788 st_w, st_d, sat_s_b, sat_s_h, sat_s_w, sat_s_d, sat_u_b, sat_u_h,
15789 sat_u_w, sat_u_d, add_a_b, add_a_h, add_a_w, add_a_d, adds_a_b,
15790 adds_a_h, adds_a_w, adds_a_d, adds_s_b, adds_s_h, adds_s_w,
15791 adds_s_d, adds_u_b, adds_u_h, adds_u_w, adds_u_d, ave_s_b,
15792 ave_s_h, ave_s_w, ave_s_d, ave_u_b, ave_u_h, ave_u_w, ave_u_d,
15793 aver_s_b, aver_s_h, aver_s_w, aver_s_d, aver_u_b, aver_u_h,
15794 aver_u_w, aver_u_d, subs_s_b, subs_s_h, subs_s_w, subs_s_d,
15795 subs_u_b, subs_u_h, subs_u_w, subs_u_d, subsuu_s_b, subsuu_s_h,
15796 subsuu_s_w, subsuu_s_d, subsus_u_b, subsus_u_h, subsus_u_w,
15797 subsus_u_d, asub_s_b, asub_s_h, asub_s_w, asub_s_d, asub_u_b,
15798 asub_u_h, asub_u_w, asub_u_d, mulv_b, mulv_h, mulv_w, mulv_d,
15799 maddv_b, maddv_h, maddv_w, maddv_d, msubv_b, msubv_h, msubv_w,
15800 msubv_d, div_s_b, div_s_h, div_s_w, div_s_d, div_u_b, div_u_h,
15801 div_u_w, div_u_d, hadd_s_h, hadd_s_w, hadd_s_d, hadd_u_h,
15802 hadd_u_w, hadd_u_d, hsub_s_h, hsub_s_w, hsub_s_d, hsub_u_h,
15803 hsub_u_w, hsub_u_d, mod_s_b, mod_s_h, mod_s_w, mod_s_d, mod_u_b,
15804 mod_u_h, mod_u_w, mod_u_d, dotp_s_h, dotp_s_w, dotp_s_d,
15805 dotp_u_h, dotp_u_w, dotp_u_d, dpadd_s_h, dpadd_s_w, dpadd_s_d,
15806 dpadd_u_h, dpadd_u_w, dpadd_u_d, dpsub_s_h, dpsub_s_w, dpsub_s_d,
15807 dpsub_u_h, dpsub_u_w, dpsub_u_d, sld_b, sld_h, sld_w, sld_d,
15808 sldi_b, sldi_h, sldi_w, sldi_d, splat_b, splat_h, splat_w,
15809 splat_d, splati_b, splati_h, splati_w, splati_d, pckev_b,
15810 pckev_h, pckev_w, pckev_d, pckod_b, pckod_h, pckod_w, pckod_d,
15811 ilvl_b, ilvl_h, ilvl_w, ilvl_d, ilvr_b, ilvr_h, ilvr_w, ilvr_d,
15812 ilvev_b, ilvev_h, ilvev_w, ilvev_d, ilvod_b, ilvod_h, ilvod_w,
15813 ilvod_d, vshf_b, vshf_h, vshf_w, vshf_d, and_v, andi_b, or_v,
15814 ori_b, nor_v, nori_b, xor_v, xori_b, bmnz_v, bmnzi_b, bmz_v,
15815 bmzi_b, bsel_v, bseli_b, shf_b, shf_h, shf_w, bnz_v, bz_v,
15816 fill_b, fill_h, fill_w, fill_d, pcnt_b, pcnt_h, pcnt_w,
15817 pcnt_d, nloc_b, nloc_h, nloc_w, nloc_d, nlzc_b, nlzc_h, nlzc_w,
15818 nlzc_d, copy_s_b, copy_s_h, copy_s_w, copy_s_d, copy_u_b,
15819 copy_u_h, copy_u_w, copy_u_d, insert_b, insert_h, insert_w,
15820 insert_d, insve_b, insve_h, insve_w, insve_d, bnz_b, bnz_h,
15821 bnz_w, bnz_d, bz_b, bz_h, bz_w, bz_d, ldi_b, ldi_h, ldi_w, ldi_d,
15822 fcaf_w, fcaf_d, fcor_w, fcor_d, fcun_w, fcun_d, fcune_w, fcune_d,
15823 fcueq_w, fcueq_d, fceq_w, fceq_d, fcne_w, fcne_d, fclt_w, fclt_d,
15824 fcult_w, fcult_d, fcle_w, fcle_d, fcule_w, fcule_d, fsaf_w,
15825 fsaf_d, fsor_w, fsor_d, fsun_w, fsun_d, fsune_w, fsune_d,
15826 fsueq_w, fsueq_d, fseq_w, fseq_d, fsne_w, fsne_d, fslt_w,
15827 fslt_d, fsult_w, fsult_d, fsle_w, fsle_d, fsule_w, fsule_d,
15828 fadd_w, fadd_d, fsub_w, fsub_d, fmul_w, fmul_d, fdiv_w, fdiv_d,
15829 fmadd_w, fmadd_d, fmsub_w, fmsub_d, fexp2_w, fexp2_d, fexdo_h,
15830 fexdo_w, ftq_h, ftq_w, fmin_w, fmin_d, fmin_a_w, fmin_a_d,
15831 fmax_w, fmax_d, fmax_a_w, fmax_a_d, mul_q_h, mul_q_w, mulr_q_h,
15832 mulr_q_w, madd_q_h, madd_q_w, maddr_q_h, maddr_q_w, msub_q_h,
15833 msub_q_w, msubr_q_h, msubr_q_w, fclass_w, fclass_d, fsqrt_w,
15834 fsqrt_d, frcp_w, frcp_d, frint_w, frint_d, frsqrt_w, frsqrt_d,
15835 flog2_w, flog2_d, fexupl_w, fexupl_d, fexupr_w, fexupr_d, ffql_w,
15836 ffql_d, ffqr_w, ffqr_d, ftint_s_w, ftint_s_d, ftint_u_w,
15837 ftint_u_d, ftrunc_s_w, ftrunc_s_d, ftrunc_u_w, ftrunc_u_d,
15838 ffint_s_w, ffint_s_d, ffint_u_w, ffint_u_d, ctcmsa, cfcmsa,
15840 (mips_get_builtin_decl_index): New array.
15841 (MIPS_ATYPE_QI, MIPS_ATYPE_HI, MIPS_ATYPE_V2DI, MIPS_ATYPE_V4SI)
15842 (MIPS_ATYPE_V8HI, MIPS_ATYPE_V16QI, MIPS_ATYPE_V2DF)
15843 (MIPS_ATYPE_V4SF, MIPS_ATYPE_UV2DI, MIPS_ATYPE_UV4SI)
15844 (MIPS_ATYPE_UV8HI, MIPS_ATYPE_UV16QI): New.
15845 (mips_init_builtins): Initialize mips_get_builtin_decl_index
15847 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
15849 (mips_expand_builtin_insn): Prepare operands for
15850 CODE_FOR_msa_addvi_b, CODE_FOR_msa_addvi_h, CODE_FOR_msa_addvi_w,
15851 CODE_FOR_msa_addvi_d, CODE_FOR_msa_clti_u_b,
15852 CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w,
15853 CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_u_b,
15854 CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w,
15855 CODE_FOR_msa_clei_u_d, CODE_FOR_msa_maxi_u_b,
15856 CODE_FOR_msa_maxi_u_h, CODE_FOR_msa_maxi_u_w,
15857 CODE_FOR_msa_maxi_u_d, CODE_FOR_msa_mini_u_b,
15858 CODE_FOR_msa_mini_u_h, CODE_FOR_msa_mini_u_w,
15859 CODE_FOR_msa_mini_u_d, CODE_FOR_msa_subvi_b,
15860 CODE_FOR_msa_subvi_h, CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d,
15861 CODE_FOR_msa_ceqi_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w,
15862 CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b,
15863 CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w,
15864 CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clei_s_b,
15865 CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w,
15866 CODE_FOR_msa_clei_s_d, CODE_FOR_msa_maxi_s_b,
15867 CODE_FOR_msa_maxi_s_h, CODE_FOR_msa_maxi_s_w,
15868 CODE_FOR_msa_maxi_s_d, CODE_FOR_msa_mini_s_b,
15869 CODE_FOR_msa_mini_s_h, CODE_FOR_msa_mini_s_w,
15870 CODE_FOR_msa_mini_s_d, CODE_FOR_msa_andi_b, CODE_FOR_msa_ori_b,
15871 CODE_FOR_msa_nori_b, CODE_FOR_msa_xori_b, CODE_FOR_msa_bmzi_b,
15872 CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bseli_b, CODE_FOR_msa_fill_b,
15873 CODE_FOR_msa_fill_h, CODE_FOR_msa_fill_w, CODE_FOR_msa_fill_d,
15874 CODE_FOR_msa_ilvl_b, CODE_FOR_msa_ilvl_h, CODE_FOR_msa_ilvl_w,
15875 CODE_FOR_msa_ilvl_d, CODE_FOR_msa_ilvr_b, CODE_FOR_msa_ilvr_h,
15876 CODE_FOR_msa_ilvr_w, CODE_FOR_msa_ilvr_d, CODE_FOR_msa_ilvev_b,
15877 CODE_FOR_msa_ilvev_h, CODE_FOR_msa_ilvev_w, CODE_FOR_msa_ilvod_b,
15878 CODE_FOR_msa_ilvod_h, CODE_FOR_msa_ilvod_w, CODE_FOR_msa_pckev_b,
15879 CODE_FOR_msa_pckev_h, CODE_FOR_msa_pckev_w, CODE_FOR_msa_pckod_b,
15880 CODE_FOR_msa_pckod_h, CODE_FOR_msa_pckod_w, CODE_FOR_msa_slli_b,
15881 CODE_FOR_msa_slli_h, CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d,
15882 CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w,
15883 CODE_FOR_msa_srai_d, CODE_FOR_msa_srli_b, CODE_FOR_msa_srli_h,
15884 CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d, CODE_FOR_msa_insert_b,
15885 CODE_FOR_msa_insert_h, CODE_FOR_msa_insert_w,
15886 CODE_FOR_msa_insert_d, CODE_FOR_msa_insve_b,
15887 CODE_FOR_msa_insve_h, CODE_FOR_msa_insve_w, CODE_FOR_msa_insve_d,
15888 CODE_FOR_msa_shf_b, CODE_FOR_msa_shf_h, CODE_FOR_msa_shf_w,
15889 CODE_FOR_msa_shf_w_f, CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h,
15890 CODE_FOR_msa_vshf_w, CODE_FOR_msa_vshf_d.
15891 (mips_expand_builtin): Add case for MIPS_BULTIN_MSA_TEST_BRANCH.
15892 (mips_set_compression_mode): Disallow MSA with MIPS16 code.
15893 (mips_option_override): -mmsa requires -mfp64 and -mhard-float.
15894 These are set implicitly and an error is reported if overridden.
15895 (mips_expand_builtin_msa_test_branch): New function.
15896 (mips_expand_msa_shuffle): Likewise.
15897 (MAX_VECT_LEN): Increase maximum length of a vector to 16 bytes.
15898 (TARGET_SCHED_REASSOCIATION_WIDTH): Define target hook.
15899 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Likewise.
15900 (mips_expand_vec_unpack): Add support for MSA.
15901 (mips_expand_vector_init): Likewise.
15902 (mips_expand_vi_constant): Use CONST0_RTX (element_mode)
15903 instead of const0_rtx.
15904 (mips_msa_vec_parallel_const_half): New function.
15905 (mips_gen_const_int_vector): Likewise.
15906 (mips_gen_const_int_vector_shuffle): Likewise.
15907 (mips_expand_msa_cmp): Likewise.
15908 (mips_expand_vec_cond_expr): Likewise.
15909 * config/mips/mips.h
15910 (TARGET_CPU_CPP_BUILTINS): Add __mips_msa and __mips_msa_width.
15911 (OPTION_DEFAULT_SPECS): Ignore --with-fp-32 if -mmsa is
15913 (ASM_SPEC): Pass mmsa and mno-msa to the assembler.
15914 (ISA_HAS_MSA): New macro.
15915 (UNITS_PER_MSA_REG): Likewise.
15916 (BITS_PER_MSA_REG): Likewise.
15917 (BIGGEST_ALIGNMENT): Redefine using ISA_HAS_MSA.
15918 (MSA_REG_FIRST): New macro.
15919 (MSA_REG_LAST): Likewise.
15920 (MSA_REG_NUM): Likewise.
15921 (MSA_REG_P): Likewise.
15922 (MSA_REG_RTX_P): Likewise.
15923 (MSA_SUPPORTED_MODE_P): Likewise.
15924 (HARD_REGNO_CALL_PART_CLOBBERED): Redefine using TARGET_MSA.
15925 (ADDITIONAL_REGISTER_NAMES): Add named registers $w0-$w31.
15926 * config/mips/mips.md: Include mips-msa.md.
15927 (alu_type): Add simd_add.
15928 (mode): Add V2DI, V4SI, V8HI, V16QI, V2DF, V4SF.
15929 (type): Add simd_div, simd_fclass, simd_flog2, simd_fadd,
15930 simd_fcvt, simd_fmul, simd_fmadd, simd_fdiv, simd_bitins,
15931 simd_bitmov, simd_insert, simd_sld, simd_mul, simd_fcmp,
15932 simd_fexp2, simd_int_arith, simd_bit, simd_shift, simd_splat,
15933 simd_fill, simd_permute, simd_shf, simd_sat, simd_pcnt,
15934 simd_copy, simd_branch, simd_cmsa, simd_fminmax, simd_logic,
15935 simd_move, simd_load, simd_store. Choose "multi" for moves
15937 (qword_mode): New attribute.
15938 (insn_count): Add instruction count for quad moves.
15939 Increase the count for MIPS SIMD division.
15940 (UNITMODE): Add UNITMODEs for vector types.
15941 (addsub): New code iterator.
15942 * config/mips/mips.opt (mmsa): New option.
15943 * config/mips/msa.h: New file.
15944 * config/mips/mti-elf.h: Don't infer -mfpxx if -mmsa is
15946 * config/mips/mti-linux.h: Likewise.
15947 * config/mips/predicates.md
15948 (const_msa_branch_operand): New constraint.
15949 (const_uimm3_operand): Likewise.
15950 (const_uimm4_operand): Likewise.
15951 (const_uimm5_operand): Likewise.
15952 (const_uimm8_operand): Likewise.
15953 (const_imm5_operand): Likewise.
15954 (aq10b_operand): Likewise.
15955 (aq10h_operand): Likewise.
15956 (aq10w_operand): Likewise.
15957 (aq10d_operand): Likewise.
15958 (const_m1_operand): Likewise.
15959 (reg_or_m1_operand): Likewise.
15960 (const_exp_2_operand): Likewise.
15961 (const_exp_4_operand): Likewise.
15962 (const_exp_8_operand): Likewise.
15963 (const_exp_16_operand): Likewise.
15964 (const_vector_same_val_operand): Likewise.
15965 (const_vector_same_simm5_operand): Likewise.
15966 (const_vector_same_uimm5_operand): Likewise.
15967 (const_vector_same_uimm6_operand): Likewise.
15968 (const_vector_same_uimm8_operand): Likewise.
15969 (par_const_vector_shf_set_operand): Likewise.
15970 (reg_or_vector_same_val_operand): Likewise.
15971 (reg_or_vector_same_simm5_operand): Likewise.
15972 (reg_or_vector_same_uimm6_operand): Likewise.
15973 * doc/extend.texi (MIPS SIMD Architecture Functions): New
15975 * doc/invoke.texi (-mmsa): Document new option.
15977 2016-05-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
15979 * configure.ac (enable_vtable_verify): Handle --enable-vtable-verify.
15980 * configure: Regenerate.
15981 * config.in: Regenerate.
15982 * gcc.c (VTABLE_VERIFICATION_SPEC) [!ENABLE_VTABLE_VERIFY]: Error
15983 on -fvtable-verify.
15984 * config/sol2.h [!ENABLE_VTABLE_VERIFY] (STARTFILE_VTV_SPEC): Define.
15985 (ENDFILE_VTV_SPEC): Define.
15987 2016-05-09 Kaushik Phatak <kaushik.phatak@kpit.com>
15989 * config/rl78/rl78.c (rl78_expand_prologue): Save the MDUC related
15990 registers in all interrupt handlers if necessary.
15991 (rl78_option_override): Add warning.
15992 (MUST_SAVE_MDUC_REGISTERS): New macro.
15993 (rl78_expand_epilogue): Restore the MDUC registers if necessary.
15994 * config/rl78/rl78.c (check_mduc_usage): New function.
15995 (mduc_regs): New structure to hold MDUC register data.
15996 * config/rl78/rl78.md (is_g13_muldiv_insn): New attribute.
15997 (mulsi3_g13): Add is_g13_muldiv_insn attribute.
15998 (udivmodsi4_g13): Add is_g13_muldiv_insn attribute.
15999 (mulhi3_g13): Add is_g13_muldiv_insn attribute.
16000 * config/rl78/rl78.opt (msave-mduc-in-interrupts): New option.
16001 * doc/invoke.texi (RL78 Options): Add -msave-mduc-in-interrupts.
16003 2016-05-09 Bin Cheng <bin.cheng@arm.com>
16005 * tree-if-conv.c (tree-ssa-loop.h): Include header file.
16006 (tree-ssa-loop-niter.h): Ditto.
16007 (idx_within_array_bound, ref_within_array_bound): New functions.
16008 (ifcvt_memrefs_wont_trap): Check if array ref is within bound.
16009 Factor out check on writable base object to ...
16010 (base_object_writable): ... here.
16012 2016-05-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16014 * config/arm/arm.md (probe_stack): Add modes to set source
16017 2016-05-09 Bernd Schmidt <bschmidt@redhat.com>
16019 * regrename.c (base_reg_class_for_rename): New static function.
16020 (scan_rtx_address, scan_rtx): Use it instead of base_reg_class.
16022 2016-05-08 Jan Hubicka <hubicka@ucw.cz>
16024 * cgraph.c (thunk_adjust): Export.
16025 * cgraphclones.c (cgraph_node::create_clone): Clone thunk info.
16026 * cgraphunit.c (thunk_adjust): Export.
16027 (cgraph_node::assemble_thunks_and_aliases): Do not assemble inlined
16029 * ipa-inline-analyssi.c (compute_inline_parameters): Thunks are
16031 * tree-inline.c (expand_call_inline): Expand thunks inline.
16033 2016-05-08 Uros Bizjak <ubizjak@gmail.com>
16036 * config/i386/sse.md (*sse2_vd_cvtsd2ss): New insn pattern.
16037 (*sse2_vd_cvtss2sd): Ditto.
16038 * config/i386/i386.md
16039 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf splitter):
16040 Generate *sse2_vd_cvtsd2ss pattern.
16041 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df splitter):
16042 Generate *sse2_vd_cvtss2sd pattern.
16044 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
16046 * config/sh/sh.h (GET_SH_ARG_CLASS): Convert macro into ...
16047 * config/sh/sh.c (get_sh_arg_class): ... this new function. Update its
16050 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
16052 * config/sh/sh-protos.h (sh_media_register_for_return): Remove.
16053 * config/sh/sh.c: Define and declare variables on first use throughout
16055 (current_function_interrupt): Change to bool type.
16056 (frame_insn): Rename to emit_frame_insn and update users.
16057 (push_regs): Use bool for 'interrupt_handler' argument.
16058 (save_schedule_s): Remove.
16059 (TARGET_ASM_UNALIGNED_DI_OP, TARGET_ASM_ALIGNED_DI_OP): Remove.
16060 (sh_option_override): Don't nullify targetm.asm_out.aligned_op.di and
16061 targetm.asm_out.unaligned_op.di.
16062 (gen_far_branch): Remove redundant forward declaration.
16063 (sh_media_register_for_return, MAX_SAVED_REGS, save_entry_s, save_entry,
16064 MAX_TEMPS, save_schedule_ssave_schedule): Remove.
16065 (sh_set_return_address, sh_function_ok_for_sibcall,
16066 scavenge_reg): Update comments.
16067 (sh_builtin_saveregs): Use TRAGET_FPU_ANY condition.
16068 (sh2a_get_function_vector_number, sh2a_function_vector_p): Use for loop.
16069 (sh_attr_renesas_p): Remove unnecessary parentheses.
16070 (branch_dest): Simplify.
16071 * config/sh/sh.h (sh_args): Remove byref, byref_regs, stack_regs fields.
16072 Change force_mem, prototype_p, outgoing, renesas_abi fields to bool.
16073 (CUMULATIVE_ARGS): Change macro to typedef.
16074 (current_function_interrupt): Change to bool type.
16075 (sh_arg_class, sh_args, CUMULATIVE_ARGS, current_function_interrupt):
16076 Surround with __cplusplus ifdef.
16077 (sh_compare_op0, sh_compare_op1): Remove.
16078 (EPILOGUE_USES): Use TARGET_FPU_ANY condition.
16080 2016-05-07 Jim Wilson <jim.wilson@linaro.org>
16082 * config/arm/arm.md: (arch): Add neon.
16083 (arch_enabled): Return yes for arch neon when TARGET_NEON.
16084 * config/arm/vfp.md (movdf_vfp): Add w/G as alternative 3. Add
16085 neon_move as type for alt 3. Add arch attr enabling alt 3 for neon.
16086 Emit vmov.i64 for alt 3. Renumber alternatives 3 to 8. Adjust
16087 attributes for alt renumbering. Mark alt 3 as non-predicable.
16088 (thumb2_movdf_vfp): Likewise.
16090 2016-05-07 Uros Bizjak <ubizjak@gmail.com>
16092 * config/i386/i386.md (*addqi_1): Add preferred_for_speed attribute
16093 to disparage alternatives 3 and 4 for TARGET_PARTIAL_REG_STALL targets.
16094 (*andqi_1): Add preferred_for_speed attribute to disparage
16095 alternative 2 for TARGET_PARTIAL_REG_STALL targets.
16096 (*<code>qi_1): Ditto.
16097 (*one_cmplqi2_1): Add preferred_for_speed attribute to disparage
16098 alternative 1 for TARGET_PARTIAL_REG_STALL targets.
16099 (*ashlqi3_1): Ditto.
16100 (*swap<mode>): Merge from *swap<mode>_1 and *swap<mode>_2 patterns.
16101 Add preferred_for_size attribute to disparage alternative 0 and
16102 preferred_for_speed attribute to disparage alternative 1 for
16103 TARGET_PARTIAL_REG_STALL targets.
16105 2016-05-07 Tom de Vries <tom@codesourcery.com>
16107 PR tree-optimization/70956
16108 * graphite-scop-detection.c (build_cross_bb_scalars_def): Handle NULL
16111 2016-05-07 Oleg Endo <olegendo@gcc.gnu.org>
16113 * config/sh/sh-protos.h (sh_cbranch_distance): Declare new function.
16114 * config/sh/sh.c (sh_cbranch_distance): Implement it.
16115 * config/sh/sh.md (branch_zero): Remove define_attr.
16116 (define_delay): Disable delay slot if branch distance is one insn.
16118 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
16120 * config/i386/i386.md (LEAMODE): New mode attribute.
16121 (plus to LEA splitter): Rewrite splitter using LEAMODE mode attribute.
16122 (ashift to LEA splitter): Rewrte splitter using SWI mode iterator
16123 and LEAMODE mode attribute. Use VOIDmode const_0_to_3_operand as
16124 operand 2 predicate.
16125 (*lea<mode>_general_2): Use VOIDmode for const248_operand.
16126 (*lea<mode>_general_3): Ditto.
16127 (*lea<mode>_general_4): Use VOIDmode for const_0_to_3_operand.
16129 2016-05-06 Jakub Jelinek <jakub@redhat.com>
16131 * genmddump.c (main): Convert argv from char ** to const char **.
16133 2016-05-06 David Malcolm <dmalcolm@redhat.com>
16135 * coretypes.h (OVERRIDE): New macro.
16136 (FINAL): New macro.
16138 2016-05-06 Eric Botcazou <ebotcazou@adacore.com>
16140 * tree-ssa-coalesce.c (gimple_can_coalesce_p): In the optimized case,
16141 allow coalescing if the types are compatible.
16143 2016-05-06 David Malcolm <dmalcolm@redhat.com>
16145 * pass_manager.h (pass_manager::register_pass_name): New method.
16146 (pass_manager::get_pass_by_name): New method.
16147 (pass_manager::create_pass_tab): New method.
16148 (pass_manager::m_name_to_pass_map): New field.
16149 * passes.c (name_to_pass_map): Delete global in favor of field
16150 "m_name_to_pass_map" of pass_manager.
16151 (register_pass_name): Rename from a function to...
16152 (pass_manager::register_pass_name): ...this method, updating
16153 for renaming of global "name_to_pass_map" to field
16154 "m_name_to_pass_map".
16155 (create_pass_tab): Rename from a function to...
16156 (pass_manager::create_pass_tab): ...this method, updating
16157 for renaming of global "name_to_pass_map" to field.
16158 (get_pass_by_name): Rename from a function to...
16159 (pass_manager::get_pass_by_name): ...this method.
16160 (enable_disable_pass): Convert use of get_pass_by_name to
16161 a method call, locating the pass_manager singleton.
16163 2016-05-06 David Malcolm <dmalcolm@redhat.com>
16165 * genattr-common.c (main): Convert argv from char ** to const char **.
16166 * genattr.c (main): Likewise.
16167 * genattrtab.c (main): Likewise.
16168 * genautomata.c (initiate_automaton_gen): Likewise.
16170 * gencodes.c (main): Likewise.
16171 * genconditions.c (main): Likewise.
16172 * genconfig.c (main): Likewise.
16173 * genconstants.c (main): Likewise.
16174 * genemit.c (main): Likewise.
16175 * genenums.c (main): Likewise.
16176 * genextract.c (main): Likewise.
16177 * genflags.c (main): Likewise.
16178 * genmddeps.c (main): Likewise.
16179 * genopinit.c (main): Likewise.
16180 * genoutput.c (main): Likewise.
16181 * genpeep.c (main): Likewise.
16182 * genpreds.c (main): Likewise.
16183 * genrecog.c (main): Likewise.
16184 * gensupport.c (init_rtx_reader_args_cb): Likewise.
16185 (init_rtx_reader_args): Likewise.
16186 * gensupport.h (init_rtx_reader_args_cb): Likewise.
16187 (init_rtx_reader_args): Likewise.
16188 * gentarget-def.c (main): Likewise.
16189 * read-md.c (read_md_files): Likewise.
16190 * read-md.h (read_md_files): Likewise.
16192 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
16194 * config/i386/i386.md (int cmove peephole2s): Use general_reg_operand
16195 instead of register_and_not_any_fp_reg_operand as operand 0 predicate.
16196 * config/i386/predicates.md (register_and_not_any_fp_reg_operand):
16197 Remove unused predicate.
16198 (register_and_not_fp_reg_operand): Ditto.
16200 2016-05-06 Martin Liska <mliska@suse.cz>
16202 * tree-if-conv.c (ifcvt_split_critical_edges): Use auto_vec
16203 instead of vec as the vector is local to the function.
16205 2016-05-06 Jakub Jelinek <jakub@redhat.com>
16207 * config/i386/sse.md (*<code>v8hi3, *<code>v16qi3): Add
16208 avx512bw alternative.
16210 * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>): Move
16211 before the ashr<mode>3 pattern.
16213 * config/i386/sse.md (*avx2_pmaddwd, *sse2_pmaddwd): Use
16214 v instead of x in vex or maybe_vex alternatives, use
16215 maybe_evex instead of vex in prefix.
16217 * config/i386/sse.md (*vec_extractv4sf_0, *sse4_1_extractps,
16218 *vec_extractv4sf_mem, vec_extract_lo_v16hi, vec_extract_hi_v16hi,
16219 vec_extract_lo_v32qi, vec_extract_hi_v32qi): Use v instead of x
16220 in vex or maybe_vex alternatives, use maybe_evex instead of vex
16223 * config/i386/sse.md (*vec_concatv2sf_sse4_1, *vec_concatv4sf): Use
16224 v instead of x in vex or maybe_vex alternatives, use
16225 maybe_evex instead of vex in prefix.
16227 * config/i386/sse.md (sse_shufps_<mode>, sse_storehps, sse_loadhps,
16228 sse_storelps, sse_movss, avx2_vec_dup<mode>, avx2_vec_dupv8sf_1,
16229 sse2_shufpd_<mode>, sse2_storehpd, sse2_storelpd, sse2_loadhpd,
16230 sse2_loadlpd, sse2_movsd): Use v instead of x in vex or maybe_vex
16231 alternatives, use maybe_evex instead of vex in prefix.
16233 * config/i386/sse.md (vec_interleave_lowv4sf,
16234 *vec_interleave_highv2df, *vec_interleave_lowv2df): Use
16235 v instead of x in vex or maybe_vex alternatives, use
16236 maybe_evex instead of vex in prefix.
16238 * config/i386/sse.md (sse_movhlps, sse_movlhps): Use
16239 v instead of x in vex or maybe_vex alternatives, use
16240 maybe_evex instead of vex in prefix.
16242 * config/i386/sse.md (*avx_cvtpd2dq256_2, *avx_cvtps2pd256_2): Use
16243 v constraint instead of x.
16245 2016-05-06 Nathan Sidwell <nathan@codesourcery.com>
16247 * gimple.c (gimple_call_same_target_p): Unique functions are eq.
16248 * tree-ssa-tail-merge.c (same_succ::equal): Check pointer eq
16251 2016-05-06 Richard Biener <rguenther@suse.de>
16253 PR tree-optimization/70948
16254 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
16255 Properly clobber all fields of va_list for __builtin_va_start.
16257 2016-05-06 Yuri Rumyantsev <ysrumyan@gmail.com>
16260 * tree-ssa-loop-unswitch.c (find_loop_guard): Reject guard edge with
16261 loop latch destination.
16263 2016-05-06 Martin Liska <mliska@suse.cz>
16265 * tree-ssa-uninit.c: Apply manual changes
16266 to the GNU coding style.
16267 (prune_uninit_phi_opnds): Rename from
16268 prune_uninit_phi_opnds_in_unrealizable_paths.
16270 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
16272 * config/sh/sh.opt (madjust-unroll, minvalid-symbols, msoft-atomic,
16273 mspace): Remove deprecated options.
16274 * doc/invoke.texi (SH options): Remove -mspace.
16276 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
16278 * config/sh/sh.md (ic_invalidate_line_sh4a): Fix insn length.
16280 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
16282 * config/sh/sh.md (*cmpeqsi_t): Remove combine insn pattern and similar
16283 corresponding combine split pattern.
16285 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
16288 * config/sh/predicates.md (long_displacement_mem_operand): New.
16289 * config/sh/sh.md (movsi_i): Allow for SH2A, disallow for any FPU.
16290 Add movi20, movi20s alternatives. Adjust length attribute for
16292 (movsi_ie): Allow for any FPU. Adjust length attribute for
16294 (movsi_i_lowpart): Add movi20, movi20s alternatives. Adjust length
16295 attribute for alternatives.
16296 (*mov<mode>): Use long_displacement_mem_operand for length attribute.
16297 (*movdi_i, movdf_k, movdf_i4, movsf_i, movsf_ie, movsf_ie_ra): Adjust
16298 length attribute for alternatives.
16300 2016-05-06 Richard Biener <rguenther@suse.de>
16302 PR tree-optimization/70960
16303 * tree-if-conv.c (ifcvt_walk_pattern_tree): Handle non-SSA ops.
16305 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
16308 * config/sh/sh.md (*cmp_div0s_7, *cmp_div0s_8): Add div0s variants.
16309 * config/sh/sh.c (sh_rtx_costs): Add another div0s case.
16311 2016-05-06 Marek Polacek <polacek@redhat.com>
16314 * ubsan.c (get_ubsan_type_info_for_type): Remove assert.
16316 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
16319 * config/sh/sh.md (*rotcr): Add another variant.
16321 2016-05-06 Richard Biener <rguenther@suse.de>
16323 PR middle-end/70931
16324 * dwarf2out.c (native_encode_initializer): Skip zero-sized fields.
16326 2016-05-06 Richard Biener <rguenther@suse.de>
16328 PR middle-end/70941
16329 * fold-const.c (split_tree): Always convert to the original type
16332 2016-05-06 Richard Biener <rguenther@suse.de>
16334 * fwprop.c (fwprop): Remove duplicate cleanup_cfg call.
16335 (fwprop_addr): Likewise.
16337 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
16340 * config/i386/i386-protos.h (ix86_standard_x87sse_constant_load_p):
16342 * config/i386/i386.c (ix86_standard_x87sse_constant_load_p): New.
16343 * config/i386/i386.md (push mem splitter): Use find_constant_src in
16344 the splitter condition.
16345 (FP load splitter): Use ix86_standard_x87sse_constant_load_p in
16346 the splitter condition.
16347 (FP float_extend load splitter): Ditto.
16349 2016-05-05 Uros Bizjak <ubizjak@gmail.com>
16351 * config/i386/i386.md (peehole2 patterns): Change true_regnum
16352 to REGNO in all peephole2 patterns.
16353 (post-reload splitters): Change true_regnum to REGNO in
16354 post-reload splitters.
16355 (zero_extend splitters): Use general_reg_operand and
16356 nonimmediate_gr_operand predicates.
16358 2016-05-05 Jakub Jelinek <jakub@redhat.com>
16360 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>): Use
16361 v constraint instead of x.
16363 2016-05-05 Alan Modra <amodra@gmail.com>
16366 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Don't
16367 set OPTION_MASK_RELOCATABLE when flag_pic == 2. Set
16368 TARGET_NO_FP_IN_TOC for -mrelocatable.
16369 (MINIMAL_TOC_SECTION_ASM_OP): Remove redundant
16370 TARGET_RELOCATABLE test.
16371 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
16372 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
16373 * config/rs6000/linux64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
16374 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
16375 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
16376 * config/rs6000/freebsd64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
16377 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
16378 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
16379 * config/rs6000/predicates.md (easy_fp_constant): Likewise.
16380 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
16382 (rs6000_assemble_integer): Update TARGET_RELOCATABLE test.
16383 (rs6000_stack_info): Likewise.
16384 (rs6000_elf_asm_out_constructor): Likewise.
16385 (rs6000_elf_asm_out_destructor): Likewise.
16386 (rs6000_elf_declare_function_name): Likewise.
16387 * config/rs6000/rs6000.md (load_toc_aix_di): Likewise.
16388 * config/rs6000/rs6000.h (MASK_RELOCATABLE, MASK_MINIMAL_TOC):
16391 2016-05-05 Alan Modra <amodra@gmail.com>
16393 * config/rs6000/rs6000.c (rs6000_frame_related): Rewrite.
16395 2016-05-05 Alan Modra <amodra@gmail.com>
16397 * config/rs6000/rs6000.c (rs6000_savres_strategy): Don't use
16398 out-of-line gpr restore for one or two regs if that would add
16401 2016-05-04 Uros Bizjak <ubizjak@gmail.com>
16404 * config/i386/i386.md
16405 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df peephole2):
16406 Change to post-epilogue_completed late splitter. Use sse_reg_operand
16407 as operand 0 predicate.
16408 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf peephole2):
16410 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float {si,di}->{sf,df} peephole2):
16411 Ditto. Emit the pattern using RTX.
16413 (TARGET_USE_VECTOR_FP_CONVERTS float_extend sf->df splitter):
16414 Use sse_reg_opreand as operand 0 predicate. Do not use true_regnum in
16415 the post-reload splitter. Use lowpart_subreg instead of gen_rtx_REG.
16416 (TARGET_USE_VECTOR_FP_CONVERTS float_truncate df->sf splitter):
16418 (TARGET_USE_VECTOR_CONVERTS float si->{sf,df} splitter): Use
16419 sse_reg_operand as operand 0 predicate.
16421 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_extend sf->df peephole2):
16422 Use sse_reg_opreand as operand 0 predicate. Use lowpart_subreg
16423 instead of gen_rtx_REG.
16424 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_truncate sf->df peephole2):
16427 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
16429 * function.c (emit_use_return_register_into_block): Delete.
16430 (gen_return_pattern): Delete.
16431 (emit_return_into_block): Delete.
16432 (active_insn_between): Delete.
16433 (convert_jumps_to_returns): Delete.
16434 (emit_return_for_exit): Delete.
16435 (thread_prologue_and_epilogue_insns): Delete all code dealing with
16436 simple_return for shrink-wrapped blocks.
16437 * shrink-wrap.c (try_shrink_wrapping): Insert simple_return at the
16438 end of blocks that need one.
16439 (get_unconverted_simple_return): Delete.
16440 (convert_to_simple_return): Delete.
16441 * shrink-wrap.c (get_unconverted_simple_return): Delete declaration.
16442 (convert_to_simple_return): Ditto.
16444 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
16446 * cfgcleanup.c (bb_is_just_return): New function.
16447 (try_optimize_cfg): Simplify jumps to return, branches to return,
16448 and branches around return.
16450 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
16452 * cfgcleanup.c (try_simplify_condjump): Don't try to simplify a
16453 branch to a return.
16455 2016-05-04 Jakub Jelinek <jakub@redhat.com>
16459 * tree-core.h (enum operand_equal_flag): Add OEP_HASH_CHECK.
16460 * tree.c (inchash::add_expr): If !IS_EXPR_CODE_CLASS (tclass),
16461 assert flags & OEP_HASH_CHECK, instead of asserting it
16462 never happens. Handle TARGET_EXPR.
16463 * fold-const.c (operand_equal_p): For hash verification,
16464 or in OEP_HASH_CHECK into flags.
16466 2016-05-04 Eric Botcazou <ebotcazou@adacore.com>
16468 * tree-ssa-coalesce.c (gimple_can_coalesce_p): Fix reference in head
16470 (compute_samebase_partition_bases): Fix typo.
16472 2016-05-04 Jakub Jelinek <jakub@redhat.com>
16474 * config/i386/sse.md (vec_interleave_highv8sf,
16475 vec_interleave_lowv8sf, vec_interleave_highv4df,
16476 vec_interleave_lowv4df): Remove constraints from expanders.
16478 * config/i386/sse.md (sse2_movq128): Use v constraint instead of x.
16480 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
16482 * tree-inline.c (expand_call_inline): Fix path dealing with
16483 making lhs of call statement undefined.
16485 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
16487 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases):
16488 Check availability on NODE, too.
16489 * cgraph.h (symtab_node::call_for_symbol_and_aliases): Likewise.
16490 (cgraph_node::call_for_symbol_and_aliases): Likewise.
16491 (varpool_node::call_for_symbol_and_aliase): Likewise.
16492 * ipa-pure-const.c (add_new_function): Analyze all bodies.
16493 (propagate_pure_const): Propagate across interposable functions, too.
16494 (skip_function_for_local_pure_const): Do not skip interposable bodies
16496 (pass_local_pure_const::execute): Update.
16498 2016-05-04 Marek Polacek <polacek@redhat.com>
16500 * doc/invoke.texi: Document -Wdangling-else.
16502 2016-05-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
16504 * config.gcc: Error out when conflicting multilib is detected. Do not
16505 loop over multilibs since no combination is legal.
16507 2016-05-04 Alan Modra <amodra@gmail.com>
16509 * config/rs6000/rs6000.h (PIC_OFFSET_TABLE_REGNUM): Correct.
16510 * config/rs6000/sysv4.h (TARGET_TOC): Simplify.
16511 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
16514 2016-05-04 Matthew Fortune <matthew.fortune@imgtec.com>
16516 * config/mips/mips-cpus.def (p5600): Avoid IMADD by default.
16517 Clean up p5600 comments.
16519 2016-05-04 Richard Biener <rguenther@suse.de>
16521 * match.pd: Add BIT_FIELD_REF canonicalizations and vector
16522 constructor simplifications.
16523 * fold-const.c (fold_ternary_loc): Remove duplicate functionality here.
16525 2016-05-04 Oleg Endo <olegendo@gcc.gnu.org>
16527 * config/sh/predicates (post_inc_mem, pre_dec_mem): New predicates.
16528 * config/sh/sh-protos.h (sh_find_set_of_reg): Return null result if
16529 result.set_rtx is null instead of aborting.
16530 * config/sh/sh.h (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT):
16532 (USE_LOAD_PRE_DECREMENT, USE_STORE_POST_INCREMENT): Enable for SH2A.
16533 * config/sh/sh.md (*extend<mode>si2_predec, *mov<mode>_load_predec,
16534 *mov<mode>_store_postinc): New patterns.
16536 2016-05-04 Marc Glisse <marc.glisse@inria.fr>
16538 * match.pd ((A | B) & (A | C)): Generalize to BIT_XOR_EXPR. Mark
16539 as commutative. Check both conversions are NOP.
16540 ((A & B) OP (C & B)): Remove.
16542 2016-05-04 Alan Modra <amodra@gmail.com>
16544 * combine.c (simplify_set): Correct WORD_REGISTER_OPERATIONS test.
16546 2016-05-04 Alan Modra <amodra@gmail.com>
16549 * config/rs6000/rs6000.c (rs6000_stack_info): Don't set cr_save_p
16550 when cr2,3,4 are all fixed regs.
16552 2016-05-04 Bernd Schmidt <bschmidt@redhat.com>
16554 PR rtl-optimization/57193
16555 * opts.c (default_options_table): Revert OPT_frename_registers change.
16556 * doc/invoke.texi (-frename-registers, -O2): Likewise.
16558 2016-05-03 Martin Sebor <msebor@redhat.com>
16561 * builtins.c (fold_builtin_FILE): New function.
16562 (fold_builtin_FUNCTION, fold_builtin_LINE): New functions.
16563 (fold_builtin_0): Call them.
16564 * gimplify.c (gimplify_call_expr): Remove the handling of
16565 BUILT_IN_FILE, BUILT_IN_FUNCTION, and BUILT_IN_LINE.
16568 * doc/extend.texi (Other Builtins): Update __builtin_FILE,
16569 __builtin_FUNCTION, and __builtin_LINE to reflect they yield
16573 * doc/extend.texi (Function Names as Strings): Update __func__,
16574 __FUNCTION__, __PRETTY_FUNCTION__ to reflect they evaluate to
16577 2016-05-03 Jakub Jelinek <jakub@redhat.com>
16578 Richard Biener <rguenther@suse.de>
16580 PR tree-optimization/70916
16581 * tree-if-conv.c: Include cfganal.h.
16582 (pass_if_conversion::execute): Call connect_infinite_loops_to_exit
16583 and remove_fake_exit_edges around the optimization pass.
16585 2016-05-03 Jan Hubicka <hubicka@ucw.cz>
16587 * cgraph.c (symbol_table::create_edge): Set inline_failed.
16588 (cgraph_edge::make_direct): Likewise.
16589 (cgraph_edge::dump_edge_flags): Dump call_stmt_cannot_inline_p.
16590 * cgraphclones.c (duplicate_thunk_for_node): Set inline_failed.
16591 * cif-code.def (CIF_LTO_MISMATCHED_DECLARATIONS): New code
16592 (CIF_THUNK): New code.
16593 * ipa-inline-analysis.c (initialize_inline_failed): Preserve
16594 CIF_FINAL_ERROR codes; do not deal with call_stmt_cannot_inline_p.
16595 (compute_inline_parameters): Set inline_failed for thunks.
16596 (inline_analyze_function): Cleanup.
16597 * ipa-inline.c (can_inline_edge_p): Do not deal with
16598 call_stmt_cannot_inline_p.
16599 (can_early_inline_edge_p): Likewise.
16600 (early_inliner): Initialize inline_failed.
16601 * lto-cgraph.c (lto_output_edge): Sanity check inline_failed.
16603 2016-05-03 Uros Bizjak <ubizjak@gmail.com>
16605 * config/i386/predicates.md (x87nonimm_ssenomem_operand): Rename
16606 from nonimm_ssenomem_operand.
16607 (nonimm_ssenomem_operand): New predicate.
16608 * config/i386/i386.md (extendsfdf2): Use nonimm_ssenomem_operand
16609 as operand 0 predicate.
16610 (*extendsfdf2): Merge from *extendsfdf2_mixed and *extendsfdf2_i387.
16611 Disable unsupported alternatives using "enabled" attribute.
16612 Use register_ssemem_operand as operand 0 predicate.
16613 (*fop_<mode>_1): Use x87nonimm_ssenomem_operand as operand 1 predicate.
16615 2016-05-03 Marek Polacek <polacek@redhat.com>
16618 * input.c (expansion_point_location): New function.
16619 * input.h (expansion_point_location): Declare.
16621 2016-05-03 Pierre-Marie de Rodat <derodat@adacore.com>
16623 * dwarf2out.c (resolve_args_picking_1): Replace the frame_offset
16624 occurence with frame_offset_ ones.
16626 2016-05-03 Alan Modra <amodra@gmail.com>
16628 PR rtl-optimization/70890
16629 * ira.c (combine_and_move_insns): When moving def_insn, remove
16630 equivs on use_insn.
16632 2016-05-03 Dominik Vogt <vogt@linux.vnet.ibm.com>
16634 * config/s390/s390.md ("*r<noxa>sbg_<mode>_sll")
16635 ("*r<noxa>sbg_<mode>_srl"): New define_insns.
16636 ("*r<noxa>sbg_<mode>_srl_bitmask"): Rename by adding "_bitmask".
16637 ("*r<noxa>sbg_<mode>_sll_bitmask"): Likewise.
16639 2016-05-03 Alan Modra <amodra@gmail.com>
16641 * config/rs6000/rs6000.c (rs6000_savres_strategy): Correct condition
16642 for SAVE_MULTIPLE/STORE_MULTIPLE.
16644 2016-05-03 Jakub Jelinek <jakub@redhat.com>
16646 * config/i386/i386.md (*truncdfsf_mixed, *truncdfsf_i387,
16647 *truncxfsf2_mixed, *truncxfdf2_mixed): Use v constraint instead of x.
16649 2016-05-03 Richard Biener <rguenther@suse.de>
16651 * gimplify.h (get_initialized_tmp_var): Add allow_ssa parameter
16653 (gimplify_arg): Likewise.
16654 * gimplify.c (gimplify_expr): Add overload with allow_ssa parameter,
16655 re-writing the result to a decl if required.
16656 (internal_get_tmp_var): Add allow_ssa parameter
16657 and override into_ssa with it.
16658 (get_formal_tmp_var): Adjust.
16659 (get_initialized_tmp_var): Add allow_ssa parameter.
16660 (gimplify_arg): Add allow_ssa parameter and avoid generating
16661 SSA names for the result false.
16662 (gimplify_call_expr): If the call may return twice do not
16663 gimplify parameters into SSA.
16664 (prepare_gimple_addressable): Do not allow an SSA name as temporary.
16665 (gimplify_modify_expr): Adjust assert. For noreturn calls
16666 with a SSA name LHS adjust its def.
16667 (gimplify_save_expr): Do not allow an SSA name as save-expr result.
16668 (gimplify_one_sizepos): Do not allow an SSA name as a sizepos.
16669 (gimplify_body): Init GIMPLE SSA data structures and gimplify into-SSA.
16670 (gimplify_scan_omp_clauses): Make sure OMP_CLAUSE_SIZE is not
16671 an SSA name. Likewise for OMP_CLAUSE_REDUCTION operands.
16672 (gimplify_omp_for): Likewise for OMP_CLAUSE_DECL. Likewise
16673 for OMP_FOR_COND, OMP_FOR_INCR and OMP_CLAUSE_LINEAR_STEP.
16674 (optimize_target_teams): Do not allow SSA names for clause operands.
16675 (gimplify_expr): Likewise for where we mark the result addressable.
16676 * passes.def (pass_init_datastructures): Remove.
16677 * tree-into-ssa.c (mark_def_sites): Ignore existing SSA names.
16678 (rewrite_stmt): Likewise.
16679 * tree-inline.c (initialize_cfun): Properly transfer SSA state.
16680 (replace_locals_op): Replace SSA names.
16681 (copy_gimple_seq_and_replace_locals): Init src_cfun.
16682 * gimple-low.c (lower_builtin_setjmp): Deal with SSA.
16683 * cgraph.c (release_function_body): Free CFG annotations only
16684 when we have a CFG. Simplify.
16685 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
16686 force_gimple_operand instead of get_initialized_tmp_var.
16687 * tree-pass.h (make_pass_init_datastructures): Remove.
16688 * tree-ssa.c (execute_init_datastructures): Remove.
16689 (pass_data_init_datastructures): Likewise.
16690 (class pass_init_datastructures): Likewise.
16691 (make_pass_init_datastructures): Likewise.
16692 * omp-low.c (create_omp_child_function): Init SSA data structures.
16693 (grid_expand_target_grid_body): Likewise.
16694 * tree-cfg.c (move_block_to_fn): Double-check the DEF is an SSA
16695 name before adding it to names_to_release.
16696 (remove_bb): Always release SSA defs.
16697 * tree-ssa-ccp.c (get_default_value): Check SSA_NAME_VAR
16698 before dereferencing it.
16699 * cgraphunit.c (init_lowered_empty_function): Always
16700 int SSA data structures.
16701 * tree-ssanames.c (release_defs): Remove assert that we are in
16703 * trans-mem.c (diagnose_tm_1): Handle SSA name function.
16705 2016-05-03 Jakub Jelinek <jakub@redhat.com>
16706 Uros Bizjak <ubizjak@gmail.com>
16708 PR rtl-optimization/70467
16709 * config/i386/predicates.md (x86_64_hilo_int_operand,
16710 x86_64_hilo_general_operand): New predicates.
16711 * config/i386/constraints.md (Wd): New constraint.
16712 * config/i386/i386.md (mode attr di): Use Wd instead of e.
16713 (general_hilo_operand): New mode attr.
16714 (add<mode>3, sub<mode>3): Use <general_hilo_operand>
16715 instead of <general_operand>.
16716 (*add<dwi>3_doubleword, *sub<dwi>3_doubleword): Use
16717 x86_64_hilo_general_operand instead of <general_operand>.
16719 2016-05-03 Jakub Jelinek <jakub@redhat.com>
16721 PR tree-optimization/70916
16722 * tree-if-conv.c (constant_or_ssa_name): Removed.
16723 (fold_build_cond_expr): Use is_gimple_val instead of
16724 constant_or_ssa_name.
16726 PR tree-optimization/70916
16727 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Give up
16728 if COND_EXPR rhs1 is neither SSA_NAME nor COMPARISON_CLASS_P.
16731 * tree-ssa-ccp.c: Include stor-layout.h and optabs-query.h.
16732 (optimize_atomic_bit_test_and): New function.
16733 (pass_fold_builtins::execute): Use it.
16734 * optabs.def (atomic_bit_test_and_set_optab,
16735 atomic_bit_test_and_complement_optab,
16736 atomic_bit_test_and_reset_optab): New optabs.
16737 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET,
16738 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_BIT_TEST_AND_RESET): New ifns.
16739 * builtins.h (expand_ifn_atomic_bit_test_and): New prototype.
16740 * builtins.c (expand_ifn_atomic_bit_test_and): New function.
16741 * internal-fn.c (expand_ATOMIC_BIT_TEST_AND_SET,
16742 expand_ATOMIC_BIT_TEST_AND_COMPLEMENT,
16743 expand_ATOMIC_BIT_TEST_AND_RESET): New functions.
16744 * doc/md.texi (atomic_bit_test_and_set@var{mode},
16745 atomic_bit_test_and_complement@var{mode},
16746 atomic_bit_test_and_reset@var{mode}): Document.
16747 * config/i386/sync.md (atomic_bit_test_and_set<mode>,
16748 atomic_bit_test_and_complement<mode>,
16749 atomic_bit_test_and_reset<mode>): New expanders.
16750 (atomic_bit_test_and_set<mode>_1,
16751 atomic_bit_test_and_complement<mode>_1,
16752 atomic_bit_test_and_reset<mode>_1): New insns.
16754 2016-05-03 Richard Sandiford <richard.sandiford@arm.com>
16756 PR rtl-optimization/70687
16757 * combine.c (change_zero_ext): Check for scalar modes. Use wide_int
16758 instead of unsigned HOST_WIDE_INT.
16760 2016-05-03 Bernd Schmidt <bschmidt@redhat.com>
16762 PR rtl-optimization/44281
16763 * hard-reg-set.h (struct target_hard_regs): New field
16764 x_fixed_nonglobal_reg_set.
16765 (fixed_nonglobal_reg_set): New macro.
16766 * reginfo.c (init_reg_sets_1): Initialize it.
16767 * ira.c (setup_alloc_regs): Use fixed_nonglobal_reg_set instead
16769 * df-scan.c (df_insn_refs_collect): Asms may reference global regs.
16771 2016-05-03 Bin Cheng <bin.cheng@arm.com>
16773 PR tree-optimization/56541
16774 * doc/invoke.texi (@item max-tree-if-conversion-phi-args): New item.
16775 * params.def (PARAM_MAX_TREE_IF_CONVERSION_PHI_ARGS): new param.
16776 * tree-if-conv.c (MAX_PHI_ARG_NUM): new macro.
16777 (any_complicated_phi): new static variable.
16778 (aggressive_if_conv): delete.
16779 (if_convertible_phi_p): support phis with more than two arguments.
16780 (if_convertible_bb_p): remvoe check on aggressive_if_conv and
16781 critical pred edges.
16782 (ifcvt_split_critical_edges): support phis with more than two
16783 arguments by checking new parameter. only split critical edges
16785 (tree_if_conversion): handle simd pragma marked loop using new
16786 local variable aggressive_if_conv. check any_complicated_phi.
16788 2016-05-03 Bin Cheng <bin.cheng@arm.com>
16790 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check depends_on
16793 2016-05-03 Bin Cheng <bin.cheng@arm.com>
16795 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Don't clobber
16798 2016-05-03 Oleg Endo <olegendo@gcc.gnu.org>
16800 * config/sh/sh.md (udivsi3, divsi3, mulsi3): Simplify.
16801 (mulhisi3, umulhisi3, (smulsi3_highpart, umulsi3_highpart): Convert to
16802 define_insn_and_split.
16803 (mulsi3_i): New define_insn_and_split.
16804 (mulsi3_call): Convert to define_insn.
16805 (mulsidi3, mulsidi3_compact, umulsidi3, umulsidi3_compact):
16806 Remove constraints.
16808 2016-05-02 Michael Meissner <meissner@linux.vnet.ibm.com>
16810 * machmode.h (mode_complex): Add support to give the complex mode
16812 (GET_MODE_COMPLEX_MODE): Likewise.
16813 * stor-layout.c (layout_type): For COMPLEX_TYPE, use the mode
16814 stored by build_complex_type and gfc_build_complex_type instead of
16815 trying to figure out the appropriate mode based on the size. Raise
16816 an assertion error, if the type was not set.
16817 * genmodes.c (struct mode_data): Add field for the complex type of
16819 (blank_mode): Likewise.
16820 (make_complex_modes): Remember the complex mode created in the
16822 (emit_mode_complex): Write out the mode_complex array to map a
16823 type mode to the complex version.
16824 (emit_insn_modes_c): Likewise.
16825 * tree.c (build_complex_type): Set the complex type to use before
16826 calling layout_type.
16827 * config/rs6000/rs6000.c (rs6000_hard_regno_nregs_internal): Add
16828 support for __float128 complex datatypes.
16829 (rs6000_hard_regno_mode_ok): Likewise.
16830 (rs6000_setup_reg_addr_masks): Likewise.
16831 (rs6000_complex_function_value): Likewise.
16832 * config/rs6000/rs6000.h (FLOAT128_IEEE_P): Likewise.
16833 __float128 and __ibm128 complex.
16834 (FLOAT128_IBM_P): Likewise.
16835 (ALTIVEC_ARG_MAX_RETURN): Likewise.
16836 * doc/extend.texi (Additional Floating Types): Document that
16837 -mfloat128 must be used to enable __float128. Document complex
16838 __float128 and __ibm128 support.
16840 2016-05-02 Jakub Jelinek <jakub@redhat.com>
16843 * gimple.c (gimple_builtin_call_types_compatible_p): Allow
16844 char/short arguments promoted to int because of promote_prototypes.
16846 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
16848 * config/i386/predicates.md (register_ssemem_operand): New predicate.
16849 * config/i386/i386.md (*cmpi<FPCMP:unord><MODEF:mode>): Merge from
16850 *cmpi<FPCMP:unord><MODEF:mode>_mixed and
16851 *cmpi<FPCMP:unord><X87MODEF:mode>_i387. Disable unsupported
16852 alternatives using "enabled" attribute. Use register_ssemem_operand
16853 as operand 1 predicate.
16854 (*cmpi<unord>xf_i387): Split XFmode pattern from
16855 *cmpi<FPCMP:unord><X87MODEF:mode>_i387.
16856 (*absneg<mode>2): Merge from *absneg<mode>2_mixed and
16857 *absneg<mode>2_i387. Disable unsupported alternatives using
16858 "enabled" attribute.
16859 (*absnegxf2_i387): Split XFmode pattern from *absneg<mode>2_i387.
16861 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
16863 * omp-low.c (lower_oacc_head_tail): Assert there is at least one
16865 (oacc_loop_process): Check mask for loop termination.
16867 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
16869 * cif-code.def (CIF_THUNK): Add.
16870 * ipa-inline-analsysis.c (evaluate_conditions_for_known_args): Revert
16873 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
16875 * ipa-inline-analysis.c (reset_inline_summary): Clear fp_expressions
16876 (dump_inline_summary): Dump it.
16877 (fp_expression_p): New predicate.
16878 (estimate_function_body_sizes): Use it.
16879 (inline_merge_summary): Merge fp_expressions.
16880 (inline_read_section): Read fp_expressions.
16881 (inline_write_summary): Write fp_expressions.
16882 * ipa-inline.c (can_inline_edge_p): Permit inlining across fp math
16883 codegen boundary if either caller or callee is !fp_expressions.
16884 * ipa-inline.h (inline_summary): Add fp_expressions.
16885 * ipa-inline-transform.c (inline_call): When inlining !fp_expressions
16886 to fp_expressions be sure the fp generation flags are updated.
16888 2016-05-02 Jakub Jelinek <jakub@redhat.com>
16890 PR rtl-optimization/70467
16891 * cse.c (cse_insn): Handle no-op MEM moves after folding.
16893 PR rtl-optimization/70467
16894 * ipa-pure-const.c (check_call): Handle internal calls even in
16895 ipa mode like in local mode.
16897 2016-05-02 Bernd Edlinger <bernd.edlinger@hotmail.de>
16899 * doc/install.texi: Document supported in-tree gmp/mpfr/mpc versions.
16901 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
16903 * match.pd (X u< X, X u> X): New transformations.
16905 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
16907 * flag-types.h (enum warn_strict_overflow_code): Move ...
16908 * coretypes.h: ... here.
16909 * fold-const.h (fold_overflow_warning): Declare.
16910 * fold-const.c (fold_overflow_warning): Make non-static.
16911 (fold_comparison): Move the transformation of X +- C1 CMP C2
16912 into X CMP C2 -+ C1 ...
16913 * match.pd: ... here.
16914 * gimple-fold.c (fold_stmt_1): Protect with
16915 fold_defer_overflow_warnings.
16917 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
16919 * omp-low.c (struct oacc_loop): Add 'inner' field.
16920 (new_oacc_loop_raw): Initialize it to zero.
16921 (oacc_loop_fixed_partitions): Initialize it.
16922 (oacc_loop_auto_partitions): Partition outermost loop to outermost
16923 available partitioning.
16925 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
16927 * config/arc/arc.md (mulsidi3): Change operand 0 predicate to
16929 (umulsidi3): Likewise.
16930 (indirect_jump): Fix jump instruction assembly patterns.
16932 2016-05-02 Thomas Schwinge <thomas@codesourcery.com>
16935 * config/nvptx/nvptx.c (nvptx_libcall_value): Handle NULL cfun.
16936 (nvptx_function_value): Assert non-NULL cfun.
16938 2016-05-02 Eric Botcazou <ebotcazou@adacore.com>
16940 PR rtl-optimization/70886
16941 * sched-deps.c (estimate_dep_weak): Canonicalize cselib values.
16943 * cselib.h (rtx_equal_for_cselib_1): Declare.
16944 (rtx_equal_for_cselib_p: New inline function.
16945 * cselib.c (rtx_equal_for_cselib_p): Delete.
16946 (rtx_equal_for_cselib_1): Make public.
16948 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
16950 * config/i386/predicates.md (nonimm_ssenomem_operand): New predicate.
16951 (register_mixssei387nonimm_operand): Remove predicate.
16952 * config/i386/i386.md (*fop_<mode>_comm): Merge from
16953 *fop_<mode>_comm_mixed and *fop_<mode>_comm_i387. Disable unsupported
16954 alternatives using "enabled" attribute. Also check X87_ENABLE_ARITH
16955 for TARGET_MIX_SSE_I387 alternatives.
16956 (*fop_<mode>_1): Merge from *fop_<mode>_1_mixed and *fop_<mode>_1_i387.
16957 Disable unsupported alternatives using "enabled" attribute. Use
16958 nonimm_ssenomem_operand as operand 1 predicate. Also check
16959 X87_ENABLE_ARITH for TARGET_MIX_SSE_I387 alternatives.
16961 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
16963 * tree.c (cst_and_fits_in_hwi): Simplify.
16965 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
16967 * tree.h (wi::to_wide): New function.
16968 * expr.c (expand_expr_real_1): Use wi::to_wide.
16969 * fold-const.c (int_const_binop_1): Likewise.
16970 (extract_muldiv_1): Likewise.
16972 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
16974 * wide-int.h: Update offset_int and widest_int documentation.
16975 (WI_SIGNED_SHIFT_RESULT): New macro.
16976 (wi::binary_shift): Define signed_shift_result_type for
16977 shifts on offset_int- and widest_int-like types.
16978 (generic_wide_int): Support <<= and >>= if << and >> are supported.
16979 * tree.h (int_bit_position): Use shift operators instead of wi::
16981 * alias.c (adjust_offset_for_component_ref): Likewise.
16982 * expr.c (get_inner_reference): Likewise.
16983 * fold-const.c (fold_comparison): Likewise.
16984 * gimple-fold.c (fold_nonarray_ctor_reference): Likewise.
16985 * gimple-ssa-strength-reduction.c (restructure_reference): Likewise.
16986 * tree-dfa.c (get_ref_base_and_extent): Likewise.
16987 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Likewise.
16988 (stmt_kills_ref_p): Likewise.
16989 * tree-ssa-ccp.c (bit_value_binop_1): Likewise.
16990 * tree-ssa-math-opts.c (find_bswap_or_nop_load): Likewise.
16991 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
16992 (ao_ref_init_from_vn_reference): Likewise.
16994 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
16996 * wide-int.h: Update offset_int and widest_int documentation.
16997 (WI_SIGNED_BINARY_PREDICATE_RESULT): New macro.
16998 (wi::binary_traits): Allow ordered comparisons between offset_int and
16999 offset_int, between widest_int and widest_int, and between either
17000 of these types and basic C types.
17001 (operator <, <=, >, >=): Define for the same combinations.
17002 * tree.h (tree_int_cst_lt): Use comparison operators instead
17003 of wi:: comparisons.
17004 (tree_int_cst_le): Likewise.
17005 * gimple-fold.c (fold_array_ctor_reference): Likewise.
17006 (fold_nonarray_ctor_reference): Likewise.
17007 * gimple-ssa-strength-reduction.c (record_increment): Likewise.
17008 * tree-affine.c (aff_comb_cannot_overlap_p): Likewise.
17009 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Likewise.
17010 * tree-sra.c (completely_scalarize): Likewise.
17011 * tree-ssa-alias.c (stmt_kills_ref_p): Likewise.
17012 * tree-ssa-reassoc.c (extract_bit_test_mask): Likewise.
17013 * tree-vrp.c (extract_range_from_binary_expr_1): Likewise.
17014 (check_for_binary_op_overflow): Likewise.
17015 (search_for_addr_array): Likewise.
17016 * ubsan.c (ubsan_expand_objsize_ifn): Likewise.
17018 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
17020 * config/arc/arc.c (arc_preferred_simd_mode): Remove enum keyword.
17021 (arc_save_restore): Likewise.
17022 (arc_dwarf_register_span): Likewise.
17023 (arc_output_pic_addr_const): Initialize suffix variable.
17025 2016-05-02 Martin Liska <mliska@suse.cz>
17027 * symbol-summary.h (function_summary::function_summary):
17028 Remove checking assert for all cgraph nodes.
17029 (function_summary::get): Check summary_uid.
17030 (symtab_insertion): Check summary_uid.
17032 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
17034 * config/arc/arc-protos.h (compact_memory_operand_p): Declare.
17035 * config/arc/arc.c (arc_output_commutative_cond_exec): Consider
17036 bmaskn instruction.
17037 (arc_dwarf_register_span): Remove enum keyword.
17038 (compact_memory_operand_p): New function.
17039 * config/arc/arc.h (reg_class): Add code density register classes.
17040 (REG_CLASS_NAMES): Likewise.
17041 (REG_CLASS_CONTENTS): Likewise.
17042 * config/arc/arc.md (*movqi_insn): Add code density instructions.
17043 (*movhi_insn, *movsi_insn, *movsf_insn): Likewise.
17044 (*extendhisi2_i, andsi3_i, cmpsi_cc_insn_mixed): Likewise.
17045 (*cmpsi_cc_c_insn, *movsi_ne): Likewise.
17046 * config/arc/constraints.md (C2p, Uts, Cm1, Cm3, Ucd): New
17048 (h, Rcd, Rsd, Rzd): New register constraints.
17049 (T): Use compact_memory_operand_p function.
17050 * config/arc/predicates.md (compact_load_memory_operand): Remove.
17052 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
17054 * config/sh/sh.md (*negnegt, *movtt): Remove.
17056 2016-05-02 Marek Polacek <polacek@redhat.com>
17057 Tom de Vries <tom@codesourcery.com>
17059 PR tree-optimization/70700
17060 * tree-ssa-structalias.c (dump_pred_graph): Fix getting varinfo for ids
17061 bigger than FIRST_REF_NODE.
17063 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
17066 * config/sh/sh.c (sh_option_override): Remove TARGET_CBRANCHDI4,
17068 (prepare_cbranch_operands): Don't use scratch register. Assume that
17069 function is used when pseudos can be created.
17070 (expand_cbranchdi4): Likewise. Remove unused TARGET_CMPEQDI_T paths.
17071 * config/sh/sh.md (cbranchsi4): Allow only when pseudos can be created.
17072 (cbranchdi4, cbranchdi4_i): Simplify to single cbranchdi4
17073 define_expand. Allow it only when pseudos can be created.
17074 * config/sh/sh.opt (mcbranchdi, mcmpeqdi): Delete.
17076 2016-05-01 Uros Bizjak <ubizjak@gmail.com>
17078 * config/i386/constraints.md (BC): Only allow -1 operands.
17079 * config/i386/sse.md (mov<mode>_internal): Add (v,C) alternative.
17080 Add "enabled" attribute. Update XI mode attribute calculation.
17081 * config/i386/i386.md (*movxi_internal_avx512f): Add (v,C) alternative.
17082 (*movoi_internal_avx): Update XI mode attribute calculation.
17083 (*movti_internal): Ditto.
17085 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
17087 * config/sh/sh.md (push, pop, ic_invalidate_line, cstoresi4, cstoredi4,
17088 cstoresf4, cstoredf4, fix_truncsfsi2): Remove constraints.
17090 2016-05-01 Eric Botcazou <ebotcazou@adacore.com>
17092 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Do not use switch
17093 statement on instruction code. Remove trailing spaces.
17094 (altivec_expand_stv_builtin): Likewise.
17096 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
17098 * config/sh/sh.h (TARGET_SH4): Remove and use default implementation.
17099 (TARGET_FPU_DOUBLE): Simplify.
17100 (BASE_ARG_REG, DOUBLE_TYPE_SIZE, OPTIMIZE_MODE_SWITCHING): Replace
17101 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions with 'TARGET_FPU_DOUBLE'.
17102 * config/sh/sh.c: Replace 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions
17103 with 'TARGET_FPU_DOUBLE'.
17104 * config/sh/sh.md: Likewise.
17106 2016-05-01 Yoshinori Sato <ysato@users.sourceforge.jp>
17108 * config/sh/linux.h (SH_DIV_STRATEGY_DEFAULT,
17109 SH_DIV_STR_FOR_SIZE): Remove.
17110 * config/sh/netbsd-elf.h (SH_DIV_STRATEGY_DEFAULT,
17111 SH_DIV_STR_FOR_SIZE): Remove.
17113 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
17115 * config/sh/predicates.md (any_register_operand, zero_extend_operand,
17116 logical_reg_operand): Delete.
17117 (arith_operand, arith_reg_dest, arith_or_int_operand, cmpsi_operand,
17118 arith_reg_or_0_operand, arith_reg_or_0_or_1_operand, logical_operand,
17119 logical_and_operand, movsrc_no_disp_mem_operand): Rewrite using
17120 match_operand and match_test.
17121 (sh_const_vec, sh_1el_vec): Remove redundant checks. Declare local
17122 variables on their first use. Return bool values.
17123 * config/sh/sh.h (LOAD_EXTEND_OP): Update comment.
17124 * config/sh/sh.md (andsi3, iorsi3): Use arith_reg_dest for result and
17125 arith_reg_operand for input operand. Remove empty constraints.
17127 (*xorsi3_compact): Rename to xorsi3.
17128 (zero_extend<mode>si2): Use arith_reg_operand for input operand.
17129 (*zero_extend<mode>si2_disp_mem): Update comment.
17132 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
17134 * config/sh/t-sh: Remove SH5 support.
17135 * config.gcc: Likewise.
17136 * configure: Likewise.
17138 2016-04-30 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
17140 * config/darwin.h (LINK_COMMAND_SPEC_A): Handle -fcilkplus.
17142 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
17144 * config/sh/sh.c (register_sh_passes, sh_option_override,
17145 sh_print_operand, prepare_move_operands,
17146 sh_can_follow_jump): Remove TARGET_SH1 checks.
17147 * config/sh/sh.h (TARGET_VARARGS_PRETEND_ARGS, VALID_REGISTER_P,
17148 PROMOTE_MODE): Likewise.
17149 * config/sh/sh.md (adddi3, addsi3, subdi3, subsi3, andsi3,
17152 2016-04-30 Alan Modra <amodra@gmail.com>
17154 * config/rs6000/rs6000.c (rs6000_savres_strategy): Force inline
17155 restoring when fixed_reg_p, but allow out-of-line or stmw save.
17156 Check for user regs later to avoid unnecessary looping over regs.
17157 Merge user reg check with non-saved reg check. Don't force
17158 inline VR restore when static chain used.
17159 (rs6000_frame_related): Omit eh_frame info for user regs when
17161 (fixed_regs_p): Delete.
17163 2016-04-30 Alan Modra <amodra@gmail.com>
17165 * config/rs6000/rs6000.c (SAVRES_MULTIPLE): Replace with..
17166 (SAVE_STRATEGY, REST_STRATEGY): ..this. Renumber and sort enum.
17169 2016-04-30 Alan Modra <amodra@gmail.com>
17172 * config/rs6000/rs6000.c (fixed_reg_p): New function.
17173 (fixed_regs_p): Rename from global_regs_p. Call fixed_reg_p.
17176 2016-04-30 Alan Modra <amodra@gmail.com>
17178 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
17179 Remove redundant PIC_OFFSET_TABLE_REGNUM test. Replace with
17180 flag_pic test for Darwin.
17182 2016-04-30 Alan Modra <amodra@gmail.com>
17184 * regs.h (struct reg_info_t): Delete freq_calls_crossed and
17185 throw_calls_crossed.
17186 (REG_FREQ_CALLS_CROSSED): Delete.
17187 (REG_N_THROWING_CALLS_CROSSED): Delete.
17188 * regstat.c (regstat_bb_compute_ri): Don't calculate
17189 REG_FREQ_CALLS_CROSSED and REG_N_THROWING_CALLS_CROSSED.
17190 (dump_reg_info): Don't print call cross frequency.
17191 * ira.c (combine_and_move_insns): Don't set REG_FREQ_CALLS_CROSSED
17192 and REG_N_THROWING_CALLS_CROSSED.
17194 2016-04-30 Alan Modra <amodra@gmail.com>
17196 * regs.h (struct reg_info_t): Delete live_length.
17197 (REG_LIVE_LENGTH): Delete macro.
17198 * regstat.c (regstat_bb_compute_ri): Delete artificial_uses,
17199 local_live, local_processed and local_live_last_luid params.
17200 Replace bb_index param with bb. Don't set REG_LIVE_LENGTH.
17202 (regstat_compute_ri): Adjust for above. Don't set
17204 (dump_reg_info): Don't print live length.
17205 * ira.c (update_equiv_regs): Replace test of REG_LIVE_LENGTH
17206 with test of setjmp_crosses. Don't set REG_LIVE_LENGTH.
17207 Localize loop_depth var.
17209 2016-04-30 Alan Modra <amodra@gmail.com>
17211 * ira.c (enum valid_equiv): New.
17212 (validate_equiv_mem): Return enum.
17213 (update_equiv_mem): Create replacement in more cases.
17214 (add_store_equivs): Update validate_equiv_mem call.
17216 2016-04-30 Alan Modra <amodra@gmail.com>
17218 * ira.c (combine_and_move_insns): Rather than scanning insns,
17219 use DF infrastucture to find use and def insns.
17221 2016-04-30 Alan Modra <amodra@gmail.com>
17223 ira.c (combine_and_move_insns): Move invariant conditions..
17224 (ira.c): ..to here. Call combine_and_move_insns before
17225 add_store_equivs. Call grow_reg_equivs later. Allocate
17226 req_equiv later using max_reg_num() rather than global max_regno.
17227 (contains_replace_regs): Delete.
17228 (add_store_equivs): Remove contains_replace_regs test.
17230 2016-04-30 Alan Modra <amodra@gmail.com>
17232 * ira.c (struct equiv_mem_data): New.
17233 (equiv_mem, equiv_mem_modified): Delete static vars.
17234 (validate_equiv_mem_from_store): Use "data" param to communicate..
17235 (validate_equiv_mem): ..from here.
17237 2016-04-30 Alan Modra <amodra@gmail.com>
17239 * ira.c (add_store_equivs, combine_and_move_insns): New functions,
17241 (update_reg_equivs): ..here. Move allocation and freeing of
17242 reg_equiv, and calls to grow_reg_equivs, init_alias_analysis,
17243 end_alias_analysis to..
17246 2016-04-30 Alan Modra <amodra@gmail.com>
17248 * ira.c (pdx_subregs): Delete.
17249 (struct equivalence): Add pdx_subregs field.
17250 (set_paradoxical_subreg): Remove pdx_subregs param. Update
17251 pdx_subregs access.
17252 (update_equiv_regs): Don't create or free pdx_subregs. Update
17253 pdx_subregs access.
17255 2016-04-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
17257 * config/rs6000/altivec.h: Change definitions of vec_xl and
17259 * config/rs6000/rs6000-builtin.def (LD_ELEMREV_V2DF): New.
17260 (LD_ELEMREV_V2DI): New.
17261 (LD_ELEMREV_V4SF): New.
17262 (LD_ELEMREV_V4SI): New.
17263 (LD_ELEMREV_V8HI): New.
17264 (LD_ELEMREV_V16QI): New.
17265 (ST_ELEMREV_V2DF): New.
17266 (ST_ELEMREV_V2DI): New.
17267 (ST_ELEMREV_V4SF): New.
17268 (ST_ELEMREV_V4SI): New.
17269 (ST_ELEMREV_V8HI): New.
17270 (ST_ELEMREV_V16QI): New.
17273 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
17274 descriptions for VSX_BUILTIN_VEC_XL and VSX_BUILTIN_VEC_XST.
17275 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Map from
17276 TARGET_P9_VECTOR to RS6000_BTM_P9_VECTOR.
17277 (altivec_expand_builtin): Add handling for
17278 VSX_BUILTIN_ST_ELEMREV_<MODE> and VSX_BUILTIN_LD_ELEMREV_<MODE>.
17279 (rs6000_invalid_builtin): Add error-checking for
17280 RS6000_BTM_P9_VECTOR.
17281 (altivec_init_builtins): Define builtins used to implement vec_xl
17283 (rs6000_builtin_mask_names): Define power9-vector.
17284 * config/rs6000/rs6000.h (MASK_P9_VECTOR): Define.
17285 (RS6000_BTM_P9_VECTOR): Define.
17286 (RS6000_BTM_COMMON): Include RS6000_BTM_P9_VECTOR.
17287 * config/rs6000/vsx.md (vsx_ld_elemrev_v2di): New define_insn.
17288 (vsx_ld_elemrev_v2df): Likewise.
17289 (vsx_ld_elemrev_v4sf): Likewise.
17290 (vsx_ld_elemrev_v4si): Likewise.
17291 (vsx_ld_elemrev_v8hi): Likewise.
17292 (vsx_ld_elemrev_v16qi): Likewise.
17293 (vsx_st_elemrev_v2df): Likewise.
17294 (vsx_st_elemrev_v2di): Likewise.
17295 (vsx_st_elemrev_v4sf): Likewise.
17296 (vsx_st_elemrev_v4si): Likewise.
17297 (vsx_st_elemrev_v8hi): Likewise.
17298 (vsx_st_elemrev_v16qi): Likewise.
17299 * doc/extend.texi: Add prototypes for vec_xl and vec_xst. Correct
17302 2016-04-29 Patrick Palka <ppalka@gcc.gnu.org>
17304 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Split
17306 (simplify_control_stmt_condition_1): ... here. Recurse into
17307 BIT_AND_EXPRs and BIT_IOR_EXPRs.
17309 2016-04-29 David Edelsohn <dje.gcc@gmail.com>
17312 * config/rs6000/rs6000.md (EXTQI): Don't allow extension to HImode.
17313 (zero_extendqi<mode>2_dot): Revert earlier conversion from
17314 define_insn_and_split to define_insn.
17315 (zero_extendqi<mode>2_dot2): Same.
17316 (extendqi<mode>2_dot): Same.
17317 (extendqi<mode>2_dot2): Same.
17319 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
17321 * config/i386/i386.md (unspec): Add UNSPEC_PROBE_STACK.
17322 (probe_stack): New expander.
17323 (probe_stack_<mode>): New insn pattern.
17325 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
17327 * config/i386/i386.md
17328 (operations with memory inputs setting flags peephole2):
17329 Remove uneeded REG_P checks. Cleanup pattern generation.
17331 2016-04-29 Ilya Enkovich <ilya.enkovich@intel.com>
17333 * tree-vect-loop.c (vect_transform_loop): Fix
17334 nb_iterations_upper_bound computation for vectorized loop.
17336 2016-04-29 Marek Polacek <polacek@redhat.com>
17337 Jakub Jelinek <jakub@redhat.com>
17340 * fold-const.c (tree_single_nonzero_warnv_p): For TARGET_EXPR, use
17341 TARGET_EXPR_SLOT as a base.
17343 2016-04-29 Andrew Burgess <andrew.burgess@embecosm.com>
17345 * config/arc/arc.md (*loadqi_update): Replace use of 'rI' constraint
17346 with 'rCm2' constraints to limit possible immediate size.
17347 (*load_zeroextendqisi_update): Likewise.
17348 (*load_signextendqisi_update): Likewise.
17349 (*loadhi_update): Likewise.
17350 (*load_zeroextendhisi_update): Likewise.
17351 (*load_signextendhisi_update): Likewise.
17352 (*loadsi_update): Likewise.
17353 (*loadsf_update): Likewise.
17355 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
17357 * config/i386/predicates.md (constm1_operand): Fix comparison.
17359 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
17361 * testsuite/gcc.target/arc/ieee_eq.c: New test.
17363 2016-04-29 Oleg Endo <olegendo@gcc.gnu.org>
17365 * common/config/sh/sh-common.c (sh_option_optimization_table): Remove
17366 remaining SH5 related settings.
17367 * config/sh/sh-protos.h (shmedia_cleanup_truncate,
17368 shmedia_prepare_call_address): Delete.
17369 * config/sh/sh.c (sh_print_operand, output_stack_adjust,
17370 DWARF_CIE_DATA_ALIGNMENT, LOCAL_ALIGNMENT): Update comments.
17371 * config/sh/sh.h (SUBTARGET_ASM_RELAX_SPEC,
17372 UNSUPPORTED_SH2A): Remove m5 checks.
17373 (sh_divide_strategy_e): Remove SH5 division strategies.
17374 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Remove and use default.
17375 * config/sh/sh.md (divsf3): Reinstate define_expand pattern.
17377 2016-04-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
17379 * config/s390/s390.c (s390_rtx_costs): Update documentation.
17381 2016-04-29 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
17383 * config/s390/2964.md ("z13_unit_fxu", "z13_0"): Remove lder.
17384 * config/s390/s390.md ("movsi_larl", "*movsi_esa", "mov<mode>"):
17385 Change lder to ldr.
17386 * config/s390/vector.md ("mov<mode>"): Likewise.
17388 2016-04-29 Ulrich Weigand <uweigand@de.ibm.com>
17390 * config/s390/constraints.md ("U", "W"): Invoke
17391 s390_mem_constraint with "ZR" and "ZT".
17392 * config/s390/s390.c (s390_check_qrst_address): Reject invalid
17393 addresses when using LRA. Accept also short displacements for S
17394 and T constraints. Do not check for long displacement target for
17395 S and T constraints.
17396 (s390_mem_constraint): Remove handling of U and W constraints.
17397 * config/s390/s390.md (various patterns): Remove the short
17398 displacement constraints (Q and R) if a long displacement
17399 constraint is present. Add longdisp as required CPU capability.
17400 * config/s390/vector.md: Likewise.
17401 * config/s390/vx-builtins.md: Likewise.
17403 2016-04-29 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
17406 * reload1.c (reload): Call finish_spills before
17407 restarting reload loop. Skip select_reload_regs
17408 if update_eliminables_and_spill returns true.
17410 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
17412 * config/arc/arc.h (UNSIGNED_INT12, UNSIGNED_INT16): Define.
17413 * config/arc/arc.md (umulhisi3): Use arc_short_operand predicate.
17414 (umulhisi3_imm): Update predicates and constraint letters.
17415 (umulhisi3_reg): Declare instruction as commutative.
17416 * config/arc/constraints.md (J12, J16): New constraints.
17417 * config/arc/predicates.md (short_unsigned_const_operand): New
17419 (arc_short_operand): Likewise.
17420 * testsuite/gcc.target/arc/umulsihi3_z.c: New file.
17422 2016-04-29 Richard Biener <rguenther@suse.de>
17424 PR tree-optimization/13962
17425 PR tree-optimization/65686
17426 * tree-ssa-alias.h (ptrs_compare_unequal): Declare.
17427 * tree-ssa-alias.c (ptrs_compare_unequal): New function
17428 using PTA to compare pointers.
17429 * match.pd: Add pattern for pointer equality compare simplification
17430 using ptrs_compare_unequal.
17432 2016-04-29 Richard Biener <rguenther@suse.de>
17434 * stor-layout.c (layout_type): Do not build a pointer-to-element
17437 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
17439 * config/i386/i386.md (Load+RegOp to Mov+MemOp peephole2):
17440 Use SWI mode iterator. Use general_reg_operand predicate.
17441 (Load+RegOp to Mov+MemOp peephole2 with vector regs): Split
17442 peephole to MMX and SSE part. Use mmx_reg_operand and sse_reg_operand
17445 2016-04-29 Jakub Jelinek <jakub@redhat.com>
17447 PR middle-end/70843
17448 * fold-const.c (operand_equal_p): Don't verify hash value equality
17450 * tree.c (inchash::add_expr): Handle STATEMENT_LIST. Ignore BLOCK
17453 2016-04-28 Jakub Jelinek <jakub@redhat.com>
17456 * config/i386/i386.c (bdesc_special_args): Add | OPTION_MASK_ISA_64BIT
17457 to __builtin_ia32_lwpval64 and __builtin_ia32_lwpins64.
17458 (bdesc_args): Add | OPTION_MASK_ISA_64BIT to __builtin_ia32_bextr_u64,
17459 __builtin_ia32_bextri_u64, __builtin_ia32_bzhi_di,
17460 __builtin_ia32_pdep_di and __builtin_ia32_pext_di.
17462 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
17464 * config/rs6000/rs6000.c (compute_save_world_info): Rename info_ptr
17465 to info. Don't initialize separate fields to 0. Clean up
17468 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
17470 * config/i386/i386.md (peephole2s for operations with memory inputs):
17471 Use SWI mode iterator.
17472 (peephole2s for operations with memory outputs): Ditto.
17473 Do not check for stack checking probe.
17475 (probe_stack): Remove expander.
17477 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
17478 Andrew Burgess <andrew.burgess@embecosm.com>
17480 * config/arc/arc.c (arc_print_operand): Print integer 'H' / 'L'
17481 operands as 32-bits.
17483 2016-04-28 Jason Merrill <jason@redhat.com>
17485 * gdbinit.in: Skip line-map.h.
17487 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
17488 Andrew Burgess <andrew.burgess@embecosm.com>
17490 * config/arc/arc.c (arc_conditional_register_usage): Take
17491 TARGET_RRQ_CLASS into account.
17492 (arc_print_operand): Support printing 'p' and 's' operands.
17493 * config/arc/arc.h (TARGET_NPS_BITOPS_DEFAULT): Provide default
17495 (TARGET_RRQ_CLASS): Define.
17496 (IS_POWEROF2_OR_0_P): Define.
17497 * config/arc/arc.md (*movsi_insn): Add w/Clo, w/Chi, and w/Cbi
17499 (*tst_movb): New define_insn.
17500 (*tst): Avoid recognition if it could prevent '*tst_movb'
17501 combination; replace c/CnL with c/Chs alternative.
17502 (*tst_bitfield_tst): New define_insn.
17503 (*tst_bitfield_asr): New define_insn.
17504 (*tst_bitfield): New define_insn.
17505 (andsi3_i): Add Rrq variant.
17506 (extzv): New define_expand.
17507 (insv): New define_expand.
17508 (*insv_i): New define_insn.
17509 (*movb): New define_insn.
17510 (*movb_signed): New define_insn.
17511 (*movb_high): New define_insn.
17512 (*movb_high_signed): New define_insn.
17513 (*movb_high_signed + 1): New define_split pattern.
17514 (*mrgb): New define_insn.
17515 (*mrgb + 1): New define_peephole2 pattern.
17516 (*mrgb + 2): New define_peephole2 pattern.
17517 * config/arc/arc.opt (mbitops): New option for nps400, uses
17518 TARGET_NPS_BITOPS_DEFAULT.
17519 * config/arc/constraints.md (q): Make register class conditional.
17520 (Rrq): New register constraint.
17521 (Chs): New constraint.
17522 (Clo): New constraint.
17523 (Chi): New constraint.
17524 (Cbf): New constraint.
17525 (Cbn): New constraint.
17526 (C18): New constraint.
17527 (Cbi): New constraint.
17529 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
17531 * cfganal.c (bitmap_intersection_of_succs): Delete assert checking
17533 (bitmap_intersection_of_preds): Ditto.
17534 (bitmap_union_of_succs): Ditto.
17535 (bitmap_union_of_preds): Ditto.
17536 * sbitmap.c (do_popcount): Delete.
17537 (BITMAP_DEBUGGING): Delete.
17538 (sbitmap_verify_popcount): Delete.
17539 (sbitmap_alloc): Don't initialize the popcount field.
17540 (sbitmap_alloc_with_popcount): Delete.
17541 (sbitmap_resize): Don't resize the popcount array.
17542 (sbitmap_vector_alloc): Don't initialize the popcount field.
17543 (bitmap_copy): Don't copy the popcount array.
17544 (bitmap_clear): Don't clear the popcount array.
17545 (bitmap_clear): Delete the popcount array handling.
17546 (bitmap_ior_and_compl): Delete the popcount assert.
17547 (bitmap_not): Ditto.
17548 (bitmap_and_compl): Ditto.
17549 (bitmap_and): Delete the popcount array handling.
17550 (bitmap_xor): Ditto.
17551 (bitmap_ior): Ditto.
17552 (bitmap_or_and): Delete the popcount assert.
17553 (bitmap_and_or): Ditto.
17554 (popcount_table): Delete.
17555 (sbitmap_elt_popcount): Delete.
17556 * sbitmap.h (simple_bitmap_def): Delete the popcount field.
17557 (bitmap_set_bit): Delete the popcount assert.
17558 (bitmap_clear_bit): Ditto.
17559 (sbitmap_free): Don't free the popcount array.
17560 (sbitmap_alloc_with_popcount): Delete declaration.
17561 (sbitmap_popcount): Ditto.
17563 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
17564 Andrew Burgess <andrew.burgess@embecosm.com>
17566 * config/arc/arc.h (SYMBOL_FLAG_CMEM): Define.
17567 (TARGET_NPS_CMEM_DEFAULT): Provide default definition.
17568 * config/arc/arc.c (arc_address_cost): Return 0 for cmem_address.
17569 (arc_encode_section_info): Set SYMBOL_FLAG_CMEM where indicated.
17570 * config/arc/arc.opt (mcmem): New option.
17571 * config/arc/arc.md (*extendqihi2_i): Add r/Uex alternative,
17572 supply length for r/m alternative.
17573 (*extendqisi2_ac): Likewise.
17574 (*extendhisi2_i): Add r/Uex alternative, supply length for r/m and
17576 (movqi_insn): Add r/Ucm and Ucm/?Rac alternatives.
17577 (movhi_insn): Likewise.
17578 (movsi_insn): Add r/Ucm,Ucm/w alternatives.
17579 (*zero_extendqihi2_i): Add r/Ucm alternative.
17580 (*zero_extendqisi2_ac): Likewise.
17581 (*zero_extendhisi2_i): Likewise.
17582 * config/arc/constraints.md (Uex): New memory constraint.
17583 (Ucm): New define_constraint.
17584 * config/arc/predicates.md (long_immediate_loadstore_operand):
17585 Return 0 for MEM with cmem_address address.
17586 (cmem_address_0): New predicates.
17587 (cmem_address_1): Likewise.
17588 (cmem_address_2): Likewise.
17589 (cmem_address): Likewise.
17591 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
17593 * config/rs6000/rs6000.c (machine_function): Rename
17594 insn_chain_scanned_p to spe_insn_chain_scanned_p.
17595 (rs6000_stack_info): Adjust.
17597 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
17598 Andrew Burgess <andrew.burgess@embecosm.com>
17600 * config/arc/constraints.md (Usd): Convert to define_constraint.
17604 2016-04-28 Jakub Jelinek <jakub@redhat.com>
17607 * config/i386/sync.md (define_peephole2 *atomic_fetch_add_cmp<mode>):
17608 Add new peephole2 where the first insn is *mov<mode>_or instead of
17609 *mov<mode>_internal.
17611 2016-04-28 Segher Boesssenkool <segher@kernel.crashing.org>
17613 * tracer.c (bb_seen): Make static.
17615 2016-04-28 Andrew Burgess <andrew.burgess@embecosm.com>
17617 * common/config/arc/arc-common.c (arc_handle_option): Add NPS400
17618 support, setup defaults.
17619 * config/arc/arc-opts.h (enum processor_type): Add NPS400.
17620 * config/arc/arc.c (arc_init): Add NPS400 support.
17621 * config/arc/arc.h (CPP_SPEC): Add NPS400 defines.
17622 (TARGET_ARC700): NPS400 is also an ARC700.
17623 * config/arc/arc.opt: Add NPS400 options to -mcpu=.
17625 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
17628 * config/nds32/nds32.md (casesi): Don't access the operands array
17631 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
17633 * config/i386/i386.md (zeroing peephole2): Use general_reg_operand.
17634 (or $-1,reg peephole2): Ditto.
17635 (strict_low_part zeroing peephole2): Use SWI12 mode iterator.
17637 2016-04-28 Markus Trippelsdorf <markus@trippelsdorf.de>
17639 * doc/extend.texi (Common Function Attributes) [optimize]:
17640 Discourage use of the optimize attribute.
17642 2016-04-28 Bill Seurer <seurer@linux.vnet.ibm.com>
17644 * config/rs6000/rs6000-builtin.def (vec_adde): Change vec_adde to a
17645 special case builtin.
17646 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
17647 ALTIVEC_BUILTIN_VEC_ADDE.
17648 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
17649 support for ALTIVEC_BUILTIN_VEC_ADDE.
17650 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
17651 for __builtin_vec_adde.
17653 2016-04-28 Jakub Jelinek <jakub@redhat.com>
17655 * config/i386/i386.md (sse4_1_round<mode>2): Add avx512f alternative.
17656 * config/i386/sse.md (sse4_1_round<ssescalarmodesuffix>): Likewise.
17658 2016-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
17661 * doc/sourcebuild.texi (Effective-Target Keywords, Other
17662 attributes): Document cilkplus_runtime.
17664 2016-04-28 Martin Jambor <mjambor@suse.cz>
17666 * tree-cfg.c (verify_expr): Verify that local declarations belong to
17667 this function. Call verify_expr on MEM_REFs and bases of other
17668 handled_components.
17670 2016-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17672 * internal-fn.c (expand_arith_overflow): Convert preprocessor check
17673 for WORD_REGISTER_OPERATIONS to runtime check.
17675 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
17677 * config/arc/arc.h (ASM_SPEC): Pass mfpuda to assembler.
17679 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
17681 * config/arc/arc.c (arc_process_double_reg_moves): Fix for
17682 big-endian compilation.
17683 * config/arc/arc.md (addf3): Likewise.
17684 (subdf3): Likewise.
17685 (muldf3): Likewise.
17687 2016-04-28 Richard Biener <rguenther@suse.de>
17689 PR tree-optimization/70840
17690 * match.pd: powi(-x, y) and powi(|x|,y) -> powi(x,y) if y is even;
17691 Fix pow(copysign(x, y), z) -> pow(x, z) and add powi variant;
17692 Mark x * pow(x,c) -> pow(x,c+1) commutative.
17693 Add powi(x,y) * powi(z,y) -> powi(x*z,y).
17695 2015-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17697 * config/aarch64/aarch64.h (WORD_REGISTER_OPERATIONS): Define to 0
17698 and explain why in a comment.
17700 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
17702 * config/arc/arc.md (cpu_facility): Add fpx variant.
17703 (subdf3): Prohibit use reverse sub when assist operations option
17705 * config/arc/fpx.md (subdf3_insn, *dsubh_peep2_insn): Allow drsub
17706 instructions only when FPX is enabled.
17707 * testsuite/gcc.target/arc/trsub.c: New test.
17709 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
17711 * config/i386/i386.md (*fop_<mode>_1_mixed): Do not check for
17712 mult_operator when calculating "type" attribute.
17713 (*fop_<mode>_1_i387): Ditto.
17714 (*fop_xf_1_i387): Ditto.
17715 (x87 stack loads peephole2): Add "reg = op (mem, reg)" peephole2.
17716 Use std::swap to swap operands. Use RTL expressions to generate
17719 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
17720 Joern Rennecke <joern.rennecke@embecosm.com>
17722 * config/arc/arc-protos.h (arc_legitimize_pic_address): Remove
17724 (emit_pic_move): Remove.
17725 (arc_eh_uses, insn_is_tls_gd_dispatch): Declare.
17726 * config/arc/arc.c (emit_pic_move): Removed.
17727 (TARGET_HAVE_TLS): Define.
17728 (arc_conditional_register_usage): Test for arc_tp_regno.
17729 (arc_print_operand, arc_print_operand_address): Handle TLS
17731 (arc_needs_pcl_p): New function.
17732 (arc_legitimate_pc_offset_p): Use arc_needs_pcl_p.
17733 (arc_legitimate_pic_addr_p): Handle TLS unspecs.
17734 (arc_raw_symbolic_reference_mentioned_p): Likewise.
17735 (arc_get_tp, arc_emit_call_tls_get_addr): New function.
17736 (arc_legitimize_tls_address): Likewise.
17737 (DTPOFF_ZERO_SYM): Define.
17738 (arc_legitimize_pic_address): Make it static, handle TLS cases.
17739 (arc_output_pic_addr_const): Print TLS unspecs.
17740 (prepare_pic_move): New function, replaces emit_pic_move.
17741 (arc_legitimate_constant_p): Handle TLS unspecs.
17742 (arc_legitimate_address_p): Likewise.
17743 (arc_rewrite_small_data_p): Use assert for TLS constants.
17744 (prepare_move_operands): Use prepare_pic_move.
17745 (arc_legitimize_address): Legitimize tls addresses.
17746 (arc_epilogue_uses): Check for arc_tp_regno.
17747 (arc_eh_uses, insn_is_tls_gd_dispatch): New function.
17748 * config/arc/arc.h [DEFAULT_LIBC != LIBC_UCLIBC] (EXTRA_SPECS):
17750 [DEFAULT_LIBC != LIBC_UCLIBC] (ARC_TLS_EXTRA_START_SPEC):
17752 [DEFAULT_LIBC != LIBC_UCLIBC] (STARTFILE_SPEC): Add
17753 %(arc_tls_extra_start_spec).
17754 (TARGET_CPU_CPP_BUILTINS): Define __ARC_TLS_REGNO__.
17755 (REGNO_OK_FOR_BASE_P): Check for arc_tp_regno.
17757 (INSN_REFERENCES_ARE_DELAYED): Use insn_is_tls_gd_dispatch.
17758 * config/arc/arc.md (UNSPEC_TLS_GD, UNSPEC_TLS_LD, UNSPEC_TLS_IE)
17759 (UNSPEC_TLS_OFF): Add.
17761 (tls_load_tp_soft, tls_gd_load, tls_gd_get_addr, tls_gd_dispatch)
17762 (get_thread_pointersi): New patterns.
17763 * config/arc/arc.opt (mtp-regno): New option.
17764 * config/arc/predicates.md (move_src_operand): Handle TLS symbols.
17765 (move_dest_operand): Likewise.
17766 * configure: Regenerate.
17767 * configure.ac: Add arc*-*-* case to test for tls.
17768 * doc/invoke.texi (ARC options): Document mtp-regno.
17770 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
17772 * config/arc/arc.c (arc_vector_mode_supported_p): Add support for
17773 the new ARC HS SIMD instructions.
17774 (arc_preferred_simd_mode): New function.
17775 (arc_autovectorize_vector_sizes): Likewise.
17776 (TARGET_VECTORIZE_PREFERRED_SIMD_MODE)
17777 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.
17778 (arc_init_reg_tables): Accept new ARC HS SIMD modes.
17779 (arc_init_builtins): Add new SIMD builtin types.
17780 (arc_split_move): Handle 64 bit vector moves.
17781 * config/arc/arc.h (TARGET_PLUS_DMPY, TARGET_PLUS_MACD)
17782 (TARGET_PLUS_QMACW): Define.
17783 * config/arc/builtins.def (QMACH, QMACHU, QMPYH, QMPYHU, DMACH)
17784 (DMACHU, DMPYH, DMPYHU, DMACWH, DMACWHU, VMAC2H, VMAC2HU, VMPY2H)
17785 (VMPY2HU, VADDSUB2H, VSUBADD2H, VADDSUB, VSUBADD, VADDSUB4H)
17786 (VSUBADD4H): New builtins.
17787 * config/arc/simdext.md: Add new ARC HS SIMD instructions.
17788 * testsuite/gcc.target/arc/builtin_simdarc.c: New file.
17790 2016-04-28 Eduard Sanou <dhole@openmailbox.org>
17791 Matthias Klose <doko@debian.org>
17793 * doc/cppenv.texi: Document SOURCE_DATE_EPOCH environment variable.
17795 2016-04-28 Richard Biener <rguenther@suse.de>
17797 PR middle-end/70777
17798 * fold-const.c (fold_binary_loc): Remove x*x to pow(x,2.0)
17801 2016-04-28 Oleg Endo <olegendo@gcc.gnu.org>
17803 * common/config/sh/sh-common.c: Remove SH5 support.
17804 * config/sh/constraints.md: Likewise.
17805 * config/sh/config/sh/elf.h: Likewise.
17806 * config/sh/linux.h: Likewise.
17807 * config/sh/netbsd-elf.h: Likewise.
17808 * config/sh/predicates.md: Likewise.
17809 * config/sh/sh-c.c: Likewise.
17810 * config/sh/sh-protos.h: Likewise.
17811 * config/sh/sh.c: Likewise.
17812 * config/sh/sh.h: Likewise.
17813 * config/sh/sh.md: Likewise.
17814 * config/sh/sh.opt: Likewise.
17815 * config/sh/sync.md: Likewise.
17816 * config/sh/sh64.h: Delete.
17817 * config/sh/shmedia.h: Likewise.
17818 * config/sh/shmedia.md: Likewise.
17819 * config/sh/sshmedia.h: Likewise.
17820 * config/sh/t-netbsd-sh5-64: Likewise.
17821 * config/sh/t-sh64: Likewise.
17822 * config/sh/ushmedia.h: Likewise.
17824 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
17826 * config/i386/i386.md (sign_extend to memory peephole2s): Use
17827 general_reg_operand instead of register_operand predicate.
17829 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
17831 * params.def (MIN_PARTITION_SIZE): Set default value to 10000.
17833 2016-04-27 Marc Glisse <marc.glisse@inria.fr>
17835 * match.pd (A - B > A, A + B < A): New transformations.
17837 2016-04-27 Patrick Palka <ppalka@gcc.gnu.org>
17839 * genattrtab.c (write_test_expr): New parameter EMIT_PARENS
17840 which defaults to true. Emit an outer pair of parentheses only if
17841 EMIT_PARENS. When continuing a chain of && or || (or & or |),
17842 don't emit parentheses for the right-hand operand.
17844 2016-04-27 Jeff Law <law@redhat.com>
17846 * tree-ssa-dom.c (record_temporary_equivalences): Fix typo in comment.
17848 2016-04-27 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
17850 * config/rs6000/altivec.md (altivec_lvx_<mode>): Remove.
17851 (altivec_lvx_<mode>_internal): Document.
17852 (altivec_lvx_<mode>_2op): New define_insn.
17853 (altivec_lvx_<mode>_1op): Likewise.
17854 (altivec_lvx_<mode>_2op_si): Likewise.
17855 (altivec_lvx_<mode>_1op_si): Likewise.
17856 (altivec_stvx_<mode>): Remove.
17857 (altivec_stvx_<mode>_internal): Document.
17858 (altivec_stvx_<mode>_2op): New define_insn.
17859 (altivec_stvx_<mode>_1op): Likewise.
17860 (altivec_stvx_<mode>_2op_si): Likewise.
17861 (altivec_stvx_<mode>_1op_si): Likewise.
17862 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
17863 Expand vec_ld and vec_st during parsing.
17864 * config/rs6000/rs6000.c (altivec_expand_lvx_be): Commentary
17866 (altivec_expand_stvx_be): Likewise.
17867 (altivec_expand_lv_builtin): Expand lvx built-ins to expose the
17868 address-masking behavior in RTL.
17869 (altivec_expand_stv_builtin): Expand stvx built-ins to expose the
17870 address-masking behavior in RTL.
17871 (altivec_expand_builtin): Change builtin code arguments for calls
17872 to altivec_expand_stv_builtin and altivec_expand_lv_builtin.
17873 (insn_is_swappable_p): Avoid incorrect swap optimization in the
17874 presence of lvx/stvx patterns.
17875 (alignment_with_canonical_addr): New function.
17876 (alignment_mask): Likewise.
17877 (find_alignment_op): Likewise.
17878 (recombine_lvx_pattern): Likewise.
17879 (recombine_stvx_pattern): Likewise.
17880 (recombine_lvx_stvx_patterns): Likewise.
17881 (rs6000_analyze_swaps): Perform a pre-pass to recognize lvx and
17882 stvx patterns from expand.
17883 * config/rs6000/vector.md (vector_altivec_load_<mode>): Use new
17885 (vector_altivec_store_<mode>): Likewise.
17887 2016-04-26 Evandro Menezes <e.menezes@samsung.com>
17889 * config/aarch64/aarch64.md
17890 (*movhf_aarch64): Add "movi %0, #0" to zero up register and
17891 remove the "fp" attributes.
17892 (*movsf_aarch64): Add "movi %0, #0" to zero up register and
17893 add the "simd" attributes.
17894 (*movdf_aarch64): Likewise.
17895 (*movtf_aarch64): Remove the "fp" attributes.
17896 * testsuite/gcc.target/aarch64/fmovf-zero-reg.c: Update accordingly.
17897 * testsuite/gcc.target/aarch64/fmovd-zero-reg.c: Likewise.
17899 2016-04-27 David Malcolm <dmalcolm@redhat.com>
17901 * emit-rtl.c (maybe_set_first_label_num): Strengthen param from
17902 rtx to rtx_code_label *.
17903 * rtl.h (maybe_set_first_label_num): Likewise.
17905 2016-04-27 David Malcolm <dmalcolm@redhat.com>
17907 * df-core.c (df_add_problem): Make the problem param be const.
17908 (df_remove_problem): Make local "problem" be const.
17909 * df-problems.c (problem_RD): Make const.
17910 (problem_LR): Likewise.
17911 (problem_LIVE): Likewise.
17912 (problem_MIR): Likewise.
17913 (problem_CHAIN): Likewise.
17914 (problem_WORD_LR): Likewise.
17915 (problem_NOTE): Likewise.
17916 (problem_MD): Likewise.
17917 * df-scan.c (problem_SCAN): Likewise.
17918 * df.h (struct df_problem): Make field "dependent_problem" be
17920 (struct dataflow): Likewise for field "problem".
17921 (df_add_problem): Make param const.
17923 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
17925 * config/i386/i386.c (ix86_spill_class): Enable for TARGET_SSE2 when
17926 inter-unit moves to/from vector registers are enabled. Do not disable
17929 2016-04-27 David Malcolm <dmalcolm@redhat.com>
17931 * df.h (DF_SCAN, DF_LR, DF_LIVE, DF_RD, DF_CHAIN, DF_WORD_LR,
17932 DF_NOTE, DF_MD, DF_MIR, DF_LAST_PROBLEM_PLUS1): Convert from
17934 (enum df_problem_id): ...this new enum.
17935 (struct df_problem): Convert field "id" from "int" to
17936 enum df_problem_id.
17938 2016-04-27 David Malcolm <dmalcolm@redhat.com>
17940 * rtl.def: Update comment for "things in the instruction chain" to
17941 reflect the removal of the leading "i" field for INSN_UID in
17942 r210360. Fix bogus apostrophe.
17944 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
17946 * config/i386/i386.md
17947 (lea arith with mem operand + setcc peephole2): Set operator mode.
17949 2016-04-27 H.J. Lu <hongjiu.lu@intel.com>
17952 * config/i386/i386.c (scalar_to_vector_candidate_p): Renamed to ...
17953 (dimode_scalar_to_vector_candidate_p): This.
17954 (timode_scalar_to_vector_candidate_p): New function.
17955 (scalar_to_vector_candidate_p): Likewise.
17956 (timode_check_non_convertible_regs): Likewise.
17957 (timode_remove_non_convertible_regs): Likewise.
17958 (remove_non_convertible_regs): Likewise.
17959 (remove_non_convertible_regs): Renamed to ...
17960 (dimode_remove_non_convertible_regs): This.
17961 (scalar_chain::~scalar_chain): Make it virtual.
17962 (scalar_chain::compute_convert_gain): Make it pure virtual.
17963 (scalar_chain::mark_dual_mode_def): Likewise.
17964 (scalar_chain::convert_insn): Likewise.
17965 (scalar_chain::convert_registers): Likewise.
17966 (scalar_chain::add_to_queue): Make it protected.
17967 (scalar_chain::emit_conversion_insns): Likewise.
17968 (scalar_chain::replace_with_subreg): Likewise.
17969 (scalar_chain::replace_with_subreg_in_insn): Likewise.
17970 (scalar_chain::convert_op): Likewise.
17971 (scalar_chain::convert_reg): Likewise.
17972 (scalar_chain::make_vector_copies): Likewise.
17973 (scalar_chain::convert_registers): New pure virtual function.
17974 (class dimode_scalar_chain): New class.
17975 (class timode_scalar_chain): Likewise.
17976 (scalar_chain::mark_dual_mode_def): Renamed to ...
17977 (dimode_scalar_chain::mark_dual_mode_def): This.
17978 (timode_scalar_chain::mark_dual_mode_def): New function.
17979 (timode_scalar_chain::convert_insn): Likewise.
17980 (dimode_scalar_chain::convert_registers): Likewise.
17981 (scalar_chain::compute_convert_gain): Renamed to ...
17982 (dimode_scalar_chain::compute_convert_gain): This.
17983 (scalar_chain::replace_with_subreg): Renamed to ...
17984 (dimode_scalar_chain::replace_with_subreg): This.
17985 (scalar_chain::replace_with_subreg_in_insn): Renamed to ...
17986 (dimode_scalar_chain::replace_with_subreg_in_insn): This.
17987 (scalar_chain::make_vector_copies): Renamed to ...
17988 (dimode_scalar_chain::make_vector_copies): This.
17989 (scalar_chain::convert_reg): Renamed to ...
17990 (dimode_scalar_chain::convert_reg ): This.
17991 (scalar_chain::convert_op): Renamed to ...
17992 (dimode_scalar_chain::convert_op): This.
17993 (scalar_chain::convert_insn): Renamed to ...
17994 (dimode_scalar_chain::convert_insn): This.
17995 (scalar_chain::convert): Call convert_registers.
17996 (convert_scalars_to_vector): Change to scalar_chain pointer to
17997 use timode_scalar_chain in 64-bit mode and dimode_scalar_chain
17998 in 32-bit mode. Delete scalar_chain pointer. Call
17999 free_dominance_info in 64-bit mode.
18000 (pass_stv::gate): Remove TARGET_64BIT check.
18001 (ix86_option_override): Put the 64-bit STV pass before the CSE
18004 2016-04-27 Pierre-Marie de Rodat <derodat@adacore.com>
18006 * dwarf2out.h (struct dw_loc_descr_node): Remove the
18007 dw_loc_frame_offset field.
18008 * dwarf2out.c (new_loc_descr): Likewise.
18009 (resolve_args_picking_1): Turn the VISITED hash set into a
18010 FRAME_OFFSET hash map. Use it to associate a frame offset to
18011 visited nodes. Remove uses of the CHECKING_P macro.
18012 (resolve_args_picking): Update call to resolve_args_picking_1.
18014 2016-04-27 Martin Liska <mliska@suse.cz>
18016 * tree-ssa-loop-ivopts.c (iv_ca_dump): Fix level of indentation.
18017 (free_loop_data): Release vuses of groups.
18019 2016-04-27 Bin Cheng <bin.cheng@arm.com>
18021 * tree-ssa-loop-ivopts.c (struct iv): Use pointer to struct iv_use
18022 instead of redundant use_id and boolean have_use_for.
18023 (struct iv_use): Change sub_id into group_id. Remove field next.
18024 Move fields: related_cands, n_map_members, cost_map and selected
18026 (struct iv_group): ... here. New structure.
18027 (struct iv_common_cand): Use structure declaration directly.
18028 (struct ivopts_data, iv_ca, iv_ca_delta): Rename fields.
18029 (MAX_CONSIDERED_USES): Rename macro to ...
18030 (MAX_CONSIDERED_GROUPS): ... here.
18031 (n_iv_uses, iv_use, n_iv_cands, iv_cand): Delete.
18032 (dump_iv, dump_use, dump_cand): Refactor format of dump information.
18033 (dump_uses): Rename to ...
18034 (dump_groups): ... here. Update all uses.
18035 (tree_ssa_iv_optimize_init, alloc_iv): Update all uses.
18036 (find_induction_variables): Refactor format of dump information.
18037 (record_sub_use): Delete.
18038 (record_use): Update all uses.
18039 (record_group): New function.
18040 (record_group_use, find_interesting_uses_op): Call above functions.
18042 (find_interesting_uses_cond): Ditto.
18043 (group_compare_offset): New function.
18044 (split_all_small_groups): Rename to ...
18045 (split_small_address_groups_p): ... here. Update all uses.
18046 (split_address_groups): Update all uses.
18047 (find_interesting_uses): Refactor format of dump information.
18048 (add_candidate_1): Update all uses. Remove redundant check on iv,
18050 (add_candidate, record_common_cand): Remove redundant assert.
18051 (add_iv_candidate_for_biv): Update use.
18052 (add_iv_candidate_derived_from_uses): Update all uses.
18053 (add_iv_candidate_for_groups, record_important_candidates): Ditto.
18054 (alloc_use_cost_map): Ditto.
18055 (set_use_iv_cost, get_use_iv_cost): Rename to ...
18056 (set_group_iv_cost, get_group_iv_cost): ... here. Update all uses.
18057 (determine_use_iv_cost_generic): Ditto.
18058 (determine_group_iv_cost_generic): Ditto.
18059 (determine_use_iv_cost_address): Ditto.
18060 (determine_group_iv_cost_address): Ditto.
18061 (determine_use_iv_cost_condition): Ditto.
18062 (determine_group_iv_cost_cond): Ditto.
18063 (determine_use_iv_cost): Ditto.
18064 (determine_group_iv_cost): Ditto.
18065 (set_autoinc_for_original_candidates): Update all uses.
18066 (find_iv_candidates): Update all uses. Refactor dump information.
18067 (determine_use_iv_costs): Ditto.
18068 (determine_iv_costs): Ditto.
18069 (iv_ca_cand_for_use): Rename to ...
18070 (iv_ca_cand_for_group): ... here. Update all uses.
18071 (iv_ca_add_use, iv_ca_add_group): Ditto.
18072 (iv_ca_set_cp, iv_ca_cost, iv_ca_delta_add): Update all uses.
18073 (iv_ca_delta_join, iv_ca_delta_reverse, iv_ca_delta_free): Ditto.
18074 (iv_ca_new, iv_ca_dump, iv_ca_extend, iv_ca_narrow): Ditto.
18075 (iv_ca_prune, cheaper_cost_with_cand, iv_ca_replace): Ditto.
18076 (try_add_cand_for, try_improve_iv_set, find_optimal_iv_set): Ditto.
18077 (create_new_iv, adjust_iv_update_pos): Ditto.
18078 (rewrite_use_address): Delete.
18079 (rewrite_use_address_1): Rename to ...
18080 (rewrite_use_address): ... here.
18081 (rewrite_use_compare): Update all uses.
18082 (rewrite_use): Delete.
18083 (rewrite_uses): Rename to ...
18084 (rewrite_groups): ... here. Update all uses.
18085 (remove_unused_ivs, free_loop_data): Update all uses.
18086 (tree_ssa_iv_optimize_finalize, tree_ssa_iv_optimize_loop): Ditto.
18088 2016-04-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18090 * rtlanal.c (nonzero_bits1): Convert preprocessor check
18091 for WORD_REGISTER_OPERATIONS to runtime check.
18093 2016-04-27 Richard Biener <rguenther@suse.de>
18096 * tree-ssa-structalias.c (find_func_aliases_for_call): Use
18097 aggregate_value_p to determine if a function result is
18098 returned by reference.
18099 (ipa_pta_execute): Functions having their address taken are
18100 not automatically nonlocal.
18102 2016-04-27 Jakub Jelinek <jakub@redhat.com>
18105 * tree-core.h (enum operand_equal_flag): Add OEP_NO_HASH_CHECK.
18106 * fold-const.c (operand_equal_p): If flag_checking and
18107 OEP_NO_HASH_CHECK is not set in flag, recurse with OEP_NO_HASH_CHECK
18108 and if it returns non-zero, assert iterative_hash_expr on both
18111 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
18113 * doc/invoke.texi (-frename-registers): Also enabled at -Os.
18115 2016-04-27 Nick Clifton <nickc@redhat.com>
18117 PR middle-end/49889
18118 * varasm.c (merge_weak): Generate an error if an attempt is made
18119 to convert a non-weak static function into a weak, public function.
18121 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
18123 * params.def (MAX_PARTITION_SIZE): New param.
18124 * doc/invoke.texi: Document lto-max-partition.
18126 2016-04-27 Richard Biener <rguenther@suse.de>
18129 * tree-ssa-structalias.c (refered_from_nonlocal_fn): New
18130 function cummulating used_from_other_partition, externally_visible
18131 and force_output from aliases.
18132 (refered_from_nonlocal_var): Likewise.
18133 (ipa_pta_execute): Use call_for_symbol_and_aliases to cummulate
18134 node flags properly.
18136 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
18138 * doc/invoke.texi (Warning Options): Add -Wmemset-elt-size.
18139 (-Wmemset-elt-size): New item.
18141 2016-04-27 Eric Botcazou <ebotcazou@adacore.com>
18144 * stor-layout.h (internal_reference_types): Delete.
18145 * stor-layout.c (reference_types_internal): Likewise.
18146 (internal_reference_types): Likewise.
18147 (layout_type) <REFERENCE_TYPE>: Adjust.
18149 2016-04-27 Jakub Jelinek <jakub@redhat.com>
18152 * tree.h (inchash::add_expr): Add FLAGS argument.
18153 * tree.c (inchash::add_expr): Likewise. If not OEP_ADDRESS_OF,
18154 use STRIP_NOPS first. For INTEGER_CST assert not OEP_ADDRESS_OF.
18155 For REAL_CST and !HONOR_SIGNED_ZEROS (t) hash +/- 0 the same.
18156 Formatting fix. Adjust recursive calls. For tcc_comparison,
18157 if swap_tree_comparison (code) is smaller than code, hash that
18158 and arguments in the other order. Hash CONVERT_EXPR the same
18159 as NOP_EXPR. For OEP_ADDRESS_OF hash MEM_REF with 0 offset
18160 of ADDR_EXPR of decl as the decl itself. Add or remove
18161 OEP_ADDRESS_OF from recursive flags as needed. For
18162 FMA_EXPR, WIDEN_MULT_{PLUS,MINUS}_EXPR hash the first two
18163 operands commutatively and only the third one normally.
18164 For internal CALL_EXPR hash in CALL_EXPR_IFN.
18166 2016-04-27 Sebastian Huber <sebastian.huber@embedded-brains.de>
18168 * config/rtems.h (LIB_SPEC): Add -latomic.
18170 2016-04-27 Joel Sherrill <joel@rtems.org>
18172 * config/microblaze/rtems.h: Redefine LINK_SPEC to avoid
18173 xilink.ld and flags not relevant to RTEMS.
18175 2016-04-26 Zhouyi Zhou <yizhouzhou@ict.ac.cn>
18177 * toplev.c (backend_init_target): Avoid calling init_reload when using
18180 2016-04-26 Jakub Jelinek <jakub@redhat.com>
18182 * reorg.c (try_merge_delay_insns): Declare i and j inside the
18183 for loops rather than one for the whole function.
18185 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
18187 * match.pd (X + CST CMP X): New transformation.
18189 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
18191 * genmatch.c (write_predicate): Add ATTRIBUTE_UNUSED.
18192 * fold-const.c (fold_binary_loc): Remove 2 transformations
18193 superseded by match.pd.
18194 * match.pd (x+x -> x*2): Generalize to integers.
18196 2016-04-26 Bernd Schmidt <bschmidt@redhat.com>
18198 * config/i386/i386.md (operation on memory peephole): Duplicate an
18199 existing peephole and adapt it to match lea rather than an operation
18202 PR rtl-optimization/57193
18203 * opts.c (default_options_table): Add OPT_frename_registers at -O2
18205 * doc/invoke.texi (-frename-registers, -O2): Update documentation.
18207 2016-04-26 Bin Cheng <bin.cheng@arm.com>
18209 * tree-if-conv.c (any_pred_load_store): New static variable.
18210 (if_convertible_gimple_assign_stmt_p): Remove parameter. Use
18211 any_pred_load_store instead of and_mask_load_store.
18212 (if_convertible_stmt_p, if_convertible_loop_p_1): Ditto.
18213 (if_convertible_loop_p, insert_gimplified_predicates): Ditto.
18214 (combine_blocks, tree_if_conversion): Ditto.
18216 2016-04-26 Bin Cheng <bin.cheng@arm.com>
18218 PR tree-optimization/70771
18219 PR tree-optimization/70775
18220 * tree-if-conv.c (if_convertible_phi_p): Remove check on special
18221 virtual PHI nodes. Delete parameter.
18222 (if_convertible_loop_p_1): Delete argument to above function.
18223 (predicate_all_scalar_phis): Delete code handling single-argument
18225 (tree_if_conversion): Mark and update virtual SSA.
18227 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
18230 * config/i386/i386.c (LARGECOMM_SECTION_ASM_OP): Define default.
18231 (x86_elf_aligned_common): Rename to ...
18232 (x86_elf_aligned_decl_common): ... this.
18233 Add decl arg. Switch to .lbss for largecomm object. Use
18234 LARGECOMM_SECTION_ASM_OP.
18235 * config/i386/i386-protos.h (x86_elf_aligned_common): Reflect
18237 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_COMMON): Rename to ...
18238 (ASM_OUTPUT_ALIGNED_DECL_COMMON): ... this.
18240 * config/i386/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
18241 [!USE_GAS] (LARGECOMM_SECTION_ASM_OP): Define.
18243 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
18246 * config/i386/i386.c (SECTION_LARGE): Define.
18247 (x86_64_elf_select_section): Set it for large data/bss sections.
18248 Only clear SECTION_WRITE for .lrodata.
18249 (x86_64_elf_section_type_flags): Set SECTION_LARGE for large
18251 * config/i386/sol2.h (MACH_DEP_SECTION_ASM_FLAG): Define.
18252 * varasm.c (default_elf_asm_named_section): Grow flagchars.
18253 [MACH_DEP_SECTION_ASM_FLAG] Emit MACH_DEP_SECTION_ASM_FLAG for
18255 * doc/tm.texi.in (Sections, MACH_DEP_SECTION_ASM_FLAG): Describe.
18256 * doc/tm.texi: Regenerate.
18258 2016-04-26 Jakub Jelinek <jakub@redhat.com>
18261 * configure.ac (--enable-checking): Document extra flag, for
18262 non-release builds default to --enable-checking=yes,extra.
18263 If misc checking and extra checking, define CHECKING_P to 2 instead
18265 * common.opt (fchecking=): Add.
18266 * doc/invoke.texi (-fchecking=): Document.
18267 * doc/install.texi: Document --enable-checking changes.
18268 * configure: Regenerated.
18269 * config.in: Regenerated.
18271 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
18273 * config/i386/i386.md (*movxi_internal_avx512f): Use insn type
18274 attribute instead of which_alternative.
18275 * config/i386/sse.md (*mov<mode>_internal): Ditto.
18276 Use EXT_REX_SSE_REG_P where appropriate.
18278 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
18280 * config/i386/predicates.md (const0_operand): Do not match
18281 const_wide_int code.
18282 (const1_operand): Ditto.
18284 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
18286 * config/i386/i386.md (*movoi_internal_avx): Set mode attribute to XI
18287 for SSE constm1 operands and TARGET_AVX512VL.
18288 (*movti_internal): Ditto.
18289 (*mov<mode>_or): Use constm1_operand predicate.
18290 * config/i386/sse.md (*mov<mode>_internal): Set mode attribute to XI
18291 for SSE vector_all_ones operands and TARGET_AVX512VL.
18292 * config/i386/predicates.md (constm1_operand): New predicate.
18293 * config/i386/i386.c (standard_sse_constant_opcode): Simplify
18294 emission of constant -1 load.
18296 2016-04-25 Jason Merrill <jason@redhat.com>
18298 * gdbinit.in: Skip is-a.h.
18300 * attribs.c (register_scoped_attributes): Fix logic.
18301 * attribs.h: Declare register_scoped_attributes.
18303 2016-04-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
18305 * config/rs6000/rs6000-builtin.def: Correct pasto error for
18306 stxvd2x and stxvw4x built-in functions.
18308 2016-04-25 DJ Delorie <dj@redhat.com>
18310 * config/msp430/msp430.md (ashlhi3): Optimize one bit shifts.
18311 (ashrhi3): Likewise.
18312 (lshrhi3): Likewise.
18314 2016-04-25 Richard Biener <rguenther@suse.de>
18316 PR tree-optimization/70780
18317 * tree-ssa-pre.c (compute_antic_aux): Also return true if the block
18318 wasn't visited yet.
18319 (compute_antic): Mark blocks with abnormal preds as visited as
18320 they have a final empty antic-in solution already.
18322 2016-04-25 Michael Collison <michael.collison@linaro.org>
18324 * ChangeLog(2016-04-25): Fix ChangeLog formatting.
18326 2016-04-25 Michael Collison <michael.collison@linaro.org>
18328 * config/arm/neon.md (widen_<us>sum<mode>): New patterns where
18329 mode is VQI to improve mixed mode vectorization.
18330 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3): New
18331 define_insn to match low half of signed vaddw.
18332 * config/arm/neon.md (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): New
18333 define_insn to match high half of signed vaddw.
18334 * config/arm/neon.md (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): New
18335 define_insn to match low half of unsigned vaddw.
18336 * config/arm/neon.md (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): New
18337 define_insn to match high half of unsigned vaddw.
18338 * config/arm/arm.c (arm_simd_vect_par_cnst_half): New function.
18339 (arm_simd_check_vect_par_cnst_half_p): Likewise.
18340 * config/arm/arm-protos.h (arm_simd_vect_par_cnst_half): Prototype
18342 (arm_simd_check_vect_par_cnst_half_p): Likewise.
18343 * config/arm/predicates.md (vect_par_constant_high): Support
18344 big endian and simplify by calling
18345 arm_simd_check_vect_par_cnst_half
18346 (vect_par_constant_low): Likewise.
18348 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
18350 * config/i386/i386.md (*lea<mode>_general_4): Use const_0_to_3_operand
18351 predicate for operand 2.
18353 2016-04-24 Uros Bizjak <ubizjak@gmail.com>
18354 H.J. Lu <hongjiu.lu@intel.com>
18356 * config/i386/i386-protos.h (standard_sse_constant_p): Add
18357 machine_mode argument.
18358 * config/i386/i386.c (standard_sse_constant_p): Return 2 for
18359 constm1_rtx operands. For VOIDmode constants, get mode from
18360 pred_mode. Check mode size if the mode is supported by ABI.
18361 (standard_sse_constant_opcode): Do not use standard_constant_p.
18362 Strictly check ABI support for all-ones operands.
18363 (ix86_legitimate_constant_p): Handle TImode, OImode and XImode
18364 immediates. Update calls to standard_sse_constant_p.
18365 (ix86_expand_vector_move): Update calls to standard_sse_constant_p.
18366 (ix86_rtx_costs): Ditto.
18367 * config/i386/i386.md (*movxi_internal_avx512f): Use
18368 nonimmediate_or_sse_const_operand instead of vector_move_operand.
18369 Use (v,BC) alternative instead of (v,C). Use register_operand
18370 checks instead of MEM_P.
18371 (*movoi_internal_avx): Use nonimmediate_or_sse_const_operand instead
18372 of vector_move_operand. Add (v,BC) alternative and corresponding avx2
18373 isa attribute. Use register_operand checks instead of MEM_P.
18374 (*movti_internal): Use nonimmediate_or_sse_const_operand for
18375 TARGET_SSE. Improve TARGET_SSE insn constraint. Add (v,BC)
18376 alternative and corresponding sse2 isa attribute.
18377 (*movtf_internal, *movdf_internal, *movsf_interal): Update calls
18378 to standard_sse_constant_p.
18379 (FP constant splitters): Ditto.
18380 * config/i386/constraints.md (BC): Do not use standard_sse_constant_p.
18382 * config/i386/predicates.md (constm1_operand): Remove.
18383 (nonimmediate_or_sse_const_operand): Rewrite using RTX.
18384 * config/i386/sse.md (*<avx512>_cvtmask2<ssemodesuffix><mode>): Use
18385 vector_all_ones_operand instead of constm1_operand.
18387 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
18389 * print-rtl.c (print_rtx_insn_vec): New function.
18390 * print-rtl.h: New prototype.
18391 * store-motion.c (struct st_expr): Make avail_stores a vector.
18392 (st_expr_entry): Adjust.
18393 (free_st_expr_entry): Likewise.
18394 (print_store_motion_mems): Likewise.
18395 (find_moveable_store): Likewise.
18396 (compute_store_table): Likewise.
18397 (delete_store): Likewise.
18398 (build_store_vectors): Likewise.
18400 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
18402 * reorg.c (try_merge_delay_insns): Make merged_insns a vector.
18404 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
18406 * vec.h (vec_safe_contains): New function.
18407 (vec::contains): Likewise.
18408 (vec::begin): Likewise.
18409 (vec::end): Likewise.
18411 2016-04-23 Jakub Jelinek <jakub@redhat.com>
18414 * cfgexpand.c (expand_stack_vars): Fix typo.
18416 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
18418 * system.h (list, map, set, vector): Include conditionally.
18419 * auto-profile.c (INCLUDE_MAP, INCLUDE_SET): Define.
18420 * graphite-isl-ast-to-gimple.c (INCLUDE_MAP): Define.
18421 * ipa-icf.c (INCLUDE_LIST): Define.
18422 * config/aarch64/cortex-a57-fma-steering.c (INCLUDE_LIST): Define.
18423 * config/sh/sh.c (INCLUDE_VECTOR): Define.
18424 * config/sh/sh_treg_combine.cc (INCLUDE_ALGORITHM): Define.
18425 (INCLUDE_LIST, INCLUDE_VECTOR): Define.
18426 * cp/logic.cc (INCLUDE_LIST): Define.
18427 * fortran/trans-common.c (INCLUDE_MAP): Define.
18429 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
18431 * auto-profile.c: Remove <string.h> include.
18432 * ipa-icf-gimple.c: Remove <list> include.
18433 * diagnostic.c: Remove <new> include.
18434 * genmatch.c: Likewise.
18435 * pretty-print.c: Likewise.
18436 * toplev.c: Likewise
18437 * c/c-objc-common.c: Likewise.
18438 * cp/error.c: Likewise.
18439 * fortran/error.c: Likewise.
18441 2016-04-22 Richard Biener <rguenther@suse.de>
18443 * lto-streamer-in.c (input_ssa_names): Do not allocate
18444 GIMPLE_NOP for all SSA names.
18445 * lto-streamer-out.c (output_ssa_names): Do not output
18446 SSA names that should have been released.
18448 2016-04-22 Richard Biener <rguenther@suse.de>
18450 PR tree-optimization/70740
18451 * tree-ssa-phiprop.c (propagate_with_phi): Handle inserted
18454 2016-04-21 H.J. Lu <hongjiu.lu@intel.com>
18457 * config/i386/predicates.md (call_insn_operand): Replace
18458 sibcall_memory_operand with memory_operand.
18460 2016-04-21 Patrick Palka <ppalka@gcc.gnu.org>
18462 * tree-vrp.c (register_edge_assert_for_2): Remove redundant
18463 has_single_use() tests.
18464 (register_edge_assert_for_1): Likewise.
18465 (find_assert_locations_1): Check the liveness bitmap instead of
18466 checking has_single_use().
18468 2016-04-21 Kirill Yukhin <kirill.yukhin@intel.com>
18471 * config/i386/sse.md (define_insn "<shift_insn><mode>3<mask_name>"):
18472 Extract AVX-512BW constraint from AVX.
18474 2016-04-21 Richard Biener <rguenther@suse.de>
18476 PR tree-optimization/70725
18477 * tree-if-conv.c (if_convertible_phi_p): Adjust guard
18478 for phi_convertible_by_degenerating_args.
18479 (predicate_all_scalar_phis): Handle single-argument PHIs.
18481 2016-04-21 Richard Biener <rguenther@suse.de>
18483 PR middle-end/70747
18484 * fold-const.c (fold_comparison): Return properly typed
18487 2016-04-21 Bin Cheng <bin.cheng@arm.com>
18489 PR tree-optimization/70715
18490 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
18491 after expanding BASE using expand_simple_operations.
18493 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
18495 * match.pd (min(-x, -y), max(-x, -y), min(~x, ~y), max(~x, ~y)):
18496 New transformations.
18498 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
18500 * match.pd (min(int_max, x), max(int_min, x)): New transformations.
18502 2016-04-20 Jan Hubicka <jh@suse.cz>
18504 * ipa-inline.c (can_inline_edge_p): Pass caller info to
18505 ultiimate_alias_target.
18506 (update_callee_keys): Likewise.
18507 (lookup_recursive_calls): Likewise.
18508 (speculation_useful_p): Likewise.
18510 2016-04-20 Jan Hubicka <jh@suse.cz>
18513 * cgraph.c (cgraph_set_nothrow_flag_1): Rename to ...
18514 (set_nothrow_flag_1): ... this; handle interposition correctly;
18515 recurse on aliases and thunks.
18516 (cgraph_node::set_nothrow_flag): New.
18517 * ipa-pure-const.c (ignore_edge_for_nothrow): Ignore calls to
18518 functions compiled with non-call exceptions that binds to current
18520 (propagate_nothrow): Be safe WRT interposition.
18521 * cgraph.h (set_nothrow_flag): Update prototype.
18523 2016-04-18 Jan Hubicka <jh@suse.cz>
18525 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
18526 max_loop_iterations_int.
18527 (tree_unswitch_outer_loop): Likewise.
18529 2016-04-20 Bin Cheng <bin.cheng@arm.com>
18531 PR tree-optimization/69489
18532 * tree-if-conv.c (phi_convertible_by_degenerating_args): New.
18533 (if_convertible_phi_p): Call phi_convertible_by_degenerating_args.
18534 Revise dump message.
18535 (if_convertible_bb_p): Remove check on edge count of basic block's
18538 2016-04-20 Bin Cheng <bin.cheng@arm.com>
18540 PR tree-optimization/56625
18541 PR tree-optimization/69489
18542 * tree-data-ref.h (DR_INNERMOST): New macro.
18543 * tree-if-conv.c (innermost_loop_behavior_hash): New class for
18544 hashing struct innermost_loop_behavior.
18545 (ref_DR_map): Remove.
18546 (innermost_DR_map): New map.
18547 (baseref_DR_map): Revise comment.
18548 (hash_memrefs_baserefs_and_store_DRs_read_written_info): Store DR
18549 to innermost_DR_map accroding to its innermost loop behavior.
18550 (ifcvt_memrefs_wont_trap): Get DR from innermost_DR_map according
18551 to its innermost loop behavior.
18552 (if_convertible_loop_p_1): Remove intialization for ref_DR_map.
18553 Add initialization for innermost_DR_map. Record memory reference
18554 in DR_BASE_ADDRESS if the reference is compound one or it doesn't
18555 have innermost loop behavior.
18556 (if_convertible_loop_p): Remove release for ref_DR_map. Release
18559 2016-04-20 Uros Bizjak <ubizjak@gmail.com>
18561 * config/i386/i386.md (*lea<mode>_general_1): Rename from
18562 *lea_general_1. Use explicit SWI12 mode interator.
18563 (*lea<mode>_general_2): Rename from *lea_general_2.
18564 Use explicit SWI12 mode interator.
18565 (*lea<mode>_general_3): Rename from *lea_general_3.
18566 Use explicit SWI12 mode interator.
18567 (*lea<SWI12:mode>_general_4): Split from *lea_general_4.
18568 Use explicit SWI12 mode interator.
18569 (*lea<SWI48:mode>_general_4): Split from *lea_general_4.
18570 Use explicit SWI48 mode interator.
18572 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
18574 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
18575 Short-cut unaligned load and store cases. Handle all integer
18577 (ix86_expand_vector_move_misalign): Short-cut unaligned load
18578 and store cases. Call ix86_avx256_split_vector_move_misalign
18579 directly without checking mode class.
18581 2016-04-20 Andrew Pinski <apinski@cavium.com>
18582 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18585 * config/aarch64/aarch64.md (sibcall): Force call
18586 address to be DImode for ILP32.
18587 (sibcall_value): Likewise.
18589 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
18591 * doc/invoke.texi: Replace -skip-rax-setup with -mskip-rax-setup.
18593 2016-04-20 Richard Biener <rguenther@suse.de>
18595 * gimple-match.h (maybe_build_generic_op): Adjust prototype.
18596 * gimple-match-head.c (maybe_build_generic_op): Pass all ops
18597 by reference, clear op1 and op2 when GENERICizing BIT_FIELD_REF.
18598 (maybe_push_res_to_seq): Adjust.
18599 * gimple-fold.c (maybe_build_generic_op): Likewise.
18601 2016-04-20 Marek Polacek <polacek@redhat.com>
18603 * tree-if-conv.c (is_false_predicate): For NULL_TREE return false
18606 2016-04-20 Ilya Enkovich <ilya.enkovich@intel.com>
18608 * config/i386/sse.md (vec_unpacks_lo_hi): Always
18609 use kmovw to support AVX512F target.
18611 2016-04-20 Bin Cheng <bin.cheng@arm.com>
18613 * tree-scalar-evolution.c (interpret_rhs_expr): Handle BIT_AND_EXPR.
18615 2016-04-20 Marek Polacek <polacek@redhat.com>
18617 PR tree-optimization/70725
18618 * tree-if-conv.c (is_false_predicate): New function.
18619 (predicate_mem_writes): Use it.
18621 2016-04-20 Richard Biener <rguenther@suse.de>
18623 PR tree-optimization/70726
18624 * tree-vect-stmts.c (vectorizable_shift): Do not use scalar
18625 shift amounts from a pattern stmt operand.
18627 2016-04-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
18630 * config/s390/s390.c (s390_restore_gprs_from_fprs): Pick the new
18631 stack_restore_from_fpr pattern when restoring r15.
18632 (s390_optimize_prologue): Strip away the memory barrier in the
18633 parallel when trying to get rid of restore insns.
18634 * config/s390/s390.md ("stack_restore_from_fpr"): New insn
18635 definition for loading the stack pointer from an FPR. Compared to
18636 the normal move insn this pattern includes a full memory barrier.
18638 2016-04-19 Jakub Jelinek <jakub@redhat.com>
18640 PR middle-end/70680
18641 * gimplify.c (gimplify_omp_for): Call omp_notice_variable for
18642 implicitly linear or lastprivate iterator on the outer context.
18644 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
18646 * config/i386/i386.c (ix86_legitimate_combined_insn): Remove
18648 * config/i386/i386.md (ssememalign): Removed.
18649 * config/i386/sse.md: Remove ssememalign attribute from patterns.
18651 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
18654 * config/i386/avx512bwintrin.h (_mm512_mask_loadu_epi16): Pass
18655 const short * to __builtin_ia32_loaddquhi512_mask.
18656 (_mm512_maskz_loadu_epi16): Likewise.
18657 (_mm512_mask_storeu_epi16): Pass short * to
18658 __builtin_ia32_storedquhi512_mask.
18659 (_mm512_mask_loadu_epi8): Pass const char * to
18660 __builtin_ia32_loaddquqi512_mask.
18661 (_mm512_maskz_loadu_epi8): Likewise.
18662 (_mm512_mask_storeu_epi8): Pass char * to
18663 __builtin_ia32_storedquqi512_mask.
18664 * config/i386/avx512fintrin.h (_mm512_loadu_pd): Pass
18665 const double * to __builtin_ia32_loadupd512_mask.
18666 (_mm512_mask_loadu_pd): Likewise.
18667 (_mm512_maskz_loadu_pd): Likewise.
18668 (_mm512_storeu_pd): Pass double * to
18669 __builtin_ia32_storeupd512_mask.
18670 (_mm512_mask_storeu_pd): Likewise.
18671 (_mm512_loadu_ps): Pass const float * to
18672 __builtin_ia32_loadups512_mask.
18673 (_mm512_mask_loadu_ps): Likewise.
18674 (_mm512_maskz_loadu_ps): Likewise.
18675 (_mm512_storeu_ps): Pass float * to
18676 __builtin_ia32_storeups512_mask.
18677 (_mm512_mask_storeu_ps): Likewise.
18678 (_mm512_mask_loadu_epi64): Pass const long long * to
18679 __builtin_ia32_loaddqudi512_mask.
18680 (_mm512_maskz_loadu_epi64): Likewise.
18681 (_mm512_mask_storeu_epi64): Pass long long *
18682 to __builtin_ia32_storedqudi512_mask.
18683 (_mm512_loadu_si512): Pass const int * to
18684 __builtin_ia32_loaddqusi512_mask.
18685 (_mm512_mask_loadu_epi32): Likewise.
18686 (_mm512_maskz_loadu_epi32): Likewise.
18687 (_mm512_storeu_si512): Pass int * to
18688 __builtin_ia32_storedqusi512_mask.
18689 (_mm512_mask_storeu_epi32): Likewise.
18690 * config/i386/avx512vlbwintrin.h (_mm256_mask_storeu_epi8): Pass
18691 char * to __builtin_ia32_storedquqi256_mask.
18692 (_mm_mask_storeu_epi8): Likewise.
18693 (_mm256_mask_loadu_epi16): Pass const short * to
18694 __builtin_ia32_loaddquhi256_mask.
18695 (_mm256_maskz_loadu_epi16): Likewise.
18696 (_mm_mask_loadu_epi16): Pass const short * to
18697 __builtin_ia32_loaddquhi128_mask.
18698 (_mm_maskz_loadu_epi16): Likewise.
18699 (_mm256_mask_loadu_epi8): Pass const char * to
18700 __builtin_ia32_loaddquqi256_mask.
18701 (_mm256_maskz_loadu_epi8): Likewise.
18702 (_mm_mask_loadu_epi8): Pass const char * to
18703 __builtin_ia32_loaddquqi128_mask.
18704 (_mm_maskz_loadu_epi8): Likewise.
18705 (_mm256_mask_storeu_epi16): Pass short * to.
18706 __builtin_ia32_storedquhi256_mask.
18707 (_mm_mask_storeu_epi16): Pass short * to.
18708 __builtin_ia32_storedquhi128_mask.
18709 * config/i386/avx512vlintrin.h (_mm256_mask_loadu_pd): Pass
18710 const double * to __builtin_ia32_loadupd256_mask.
18711 (_mm256_maskz_loadu_pd): Likewise.
18712 (_mm_mask_loadu_pd): Pass onst double * to
18713 __builtin_ia32_loadupd128_mask.
18714 (_mm_maskz_loadu_pd): Likewise.
18715 (_mm256_mask_storeu_pd): Pass double * to
18716 __builtin_ia32_storeupd256_mask.
18717 (_mm_mask_storeu_pd): Pass double * to
18718 __builtin_ia32_storeupd128_mask.
18719 (_mm256_mask_loadu_ps): Pass const float * to
18720 __builtin_ia32_loadups256_mask.
18721 (_mm256_maskz_loadu_ps): Likewise.
18722 (_mm_mask_loadu_ps): Pass const float * to
18723 __builtin_ia32_loadups128_mask.
18724 (_mm_maskz_loadu_ps): Likewise.
18725 (_mm256_mask_storeu_ps): Pass float * to
18726 __builtin_ia32_storeups256_mask.
18727 (_mm_mask_storeu_ps): ass float * to
18728 __builtin_ia32_storeups128_mask.
18729 (_mm256_mask_loadu_epi64): Pass const long long * to
18730 __builtin_ia32_loaddqudi256_mask.
18731 (_mm256_maskz_loadu_epi64): Likewise.
18732 (_mm_mask_loadu_epi64): Pass const long long * to
18733 __builtin_ia32_loaddqudi128_mask.
18734 (_mm_maskz_loadu_epi64): Likewise.
18735 (_mm256_mask_storeu_epi64): Pass long long * to
18736 __builtin_ia32_storedqudi256_mask.
18737 (_mm_mask_storeu_epi64): Pass long long * to
18738 __builtin_ia32_storedqudi128_mask.
18739 (_mm256_mask_loadu_epi32): Pass const int * to
18740 __builtin_ia32_loaddqusi256_mask.
18741 (_mm256_maskz_loadu_epi32): Likewise.
18742 (_mm_mask_loadu_epi32): Pass const int * to
18743 __builtin_ia32_loaddqusi128_mask.
18744 (_mm_maskz_loadu_epi32): Likewise.
18745 (_mm256_mask_storeu_epi32): Pass int * to
18746 __builtin_ia32_storedqusi256_mask.
18747 (_mm_mask_storeu_epi32): Pass int * to
18748 __builtin_ia32_storedqusi128_mask.
18749 * config/i386/i386-builtin-types.def (PCSHORT): New.
18750 (PINT64): Likewise.
18751 (V64QI_FTYPE_PCCHAR_V64QI_UDI): Likewise.
18752 (V32HI_FTYPE_PCSHORT_V32HI_USI): Likewise.
18753 (V32QI_FTYPE_PCCHAR_V32QI_USI): Likewise.
18754 (V16SF_FTYPE_PCFLOAT_V16SF_UHI): Likewise.
18755 (V8DF_FTYPE_PCDOUBLE_V8DF_UQI): Likewise.
18756 (V16SI_FTYPE_PCINT_V16SI_UHI): Likewise.
18757 (V16HI_FTYPE_PCSHORT_V16HI_UHI): Likewise.
18758 (V16QI_FTYPE_PCCHAR_V16QI_UHI): Likewise.
18759 (V8SF_FTYPE_PCFLOAT_V8SF_UQI): Likewise.
18760 (V8DI_FTYPE_PCINT64_V8DI_UQI): Likewise.
18761 (V8SI_FTYPE_PCINT_V8SI_UQI): Likewise.
18762 (V8HI_FTYPE_PCSHORT_V8HI_UQI): Likewise.
18763 (V4DF_FTYPE_PCDOUBLE_V4DF_UQI): Likewise.
18764 (V4SF_FTYPE_PCFLOAT_V4SF_UQI): Likewise.
18765 (V4DI_FTYPE_PCINT64_V4DI_UQI): Likewise.
18766 (V4SI_FTYPE_PCINT_V4SI_UQI): Likewise.
18767 (V2DF_FTYPE_PCDOUBLE_V2DF_UQI): Likewise.
18768 (V2DI_FTYPE_PCINT64_V2DI_UQI): Likewise.
18769 (VOID_FTYPE_PDOUBLE_V8DF_UQI): Likewise.
18770 (VOID_FTYPE_PDOUBLE_V4DF_UQI): Likewise.
18771 (VOID_FTYPE_PDOUBLE_V2DF_UQI): Likewise.
18772 (VOID_FTYPE_PFLOAT_V16SF_UHI): Likewise.
18773 (VOID_FTYPE_PFLOAT_V8SF_UQI): Likewise.
18774 (VOID_FTYPE_PFLOAT_V4SF_UQI): Likewise.
18775 (VOID_FTYPE_PINT64_V8DI_UQI): Likewise.
18776 (VOID_FTYPE_PINT64_V4DI_UQI): Likewise.
18777 (VOID_FTYPE_PINT64_V2DI_UQI): Likewise.
18778 (VOID_FTYPE_PINT_V16SI_UHI): Likewise.
18779 (VOID_FTYPE_PINT_V8SI_UHI): Likewise.
18780 (VOID_FTYPE_PINT_V4SI_UHI): Likewise.
18781 (VOID_FTYPE_PSHORT_V32HI_USI): Likewise.
18782 (VOID_FTYPE_PSHORT_V16HI_UHI): Likewise.
18783 (VOID_FTYPE_PSHORT_V8HI_UQI): Likewise.
18784 (VOID_FTYPE_PCHAR_V64QI_UDI): Likewise.
18785 (VOID_FTYPE_PCHAR_V32QI_USI): Likewise.
18786 (VOID_FTYPE_PCHAR_V16QI_UHI): Likewise.
18787 (V64QI_FTYPE_PCV64QI_V64QI_UDI): Removed.
18788 (V32HI_FTYPE_PCV32HI_V32HI_USI): Likewise.
18789 (V32QI_FTYPE_PCV32QI_V32QI_USI): Likewise.
18790 (V16HI_FTYPE_PCV16HI_V16HI_UHI): Likewise.
18791 (V16QI_FTYPE_PCV16QI_V16QI_UHI): Likewise.
18792 (V8HI_FTYPE_PCV8HI_V8HI_UQI): Likewise.
18793 (VOID_FTYPE_PV32HI_V32HI_USI): Likewise.
18794 (VOID_FTYPE_PV16HI_V16HI_UHI): Likewise.
18795 (VOID_FTYPE_PV8HI_V8HI_UQI): Likewise.
18796 (VOID_FTYPE_PV64QI_V64QI_UDI): Likewise.
18797 (VOID_FTYPE_PV32QI_V32QI_USI): Likewise.
18798 (VOID_FTYPE_PV16QI_V16QI_UHI): Likewise.
18799 * config/i386/i386.c (ix86_emit_save_reg_using_mov): Don't
18801 (ix86_emit_restore_sse_regs_using_mov): Don't use UNSPEC_LOADU.
18802 (ix86_avx256_split_vector_move_misalign): Don't use unaligned
18804 (ix86_expand_vector_move_misalign): Likewise.
18805 (bdesc_special_args): Use CODE_FOR_movvNXY_internal and pointer
18806 to scalar function prototype for unaligned load/store builtins.
18807 (ix86_expand_special_args_builtin): Updated.
18808 * config/i386/sse.md (UNSPEC_LOADU): Removed.
18809 (UNSPEC_STOREU): Likewise.
18810 (VI_ULOADSTORE_BW_AVX512VL): Likewise.
18811 (VI_ULOADSTORE_F_AVX512VL): Likewise.
18812 (ssescalarsize): Handle V4TI, V2TI and V1TI.
18813 (<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
18814 (*<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
18815 (<sse>_storeu<ssemodesuffix><avxsizesuffix>): Likewise.
18816 (<avx512>_storeu<ssemodesuffix><avxsizesuffix>_mask): Likewise.
18817 (<sse2_avx_avx512f>_loaddqu<mode><mask_name>): Likewise.
18818 (*<sse2_avx_avx512f>_loaddqu<mode><mask_name>"): Likewise.
18819 (sse2_avx_avx512f>_storedqu<mode>): Likewise.
18820 (<avx512>_storedqu<mode>_mask): Likewise.
18821 (*sse4_2_pcmpestr_unaligned): Likewise.
18822 (*sse4_2_pcmpistr_unaligned): Likewise.
18823 (*mov<mode>_internal): Renamed to ...
18824 (mov<mode>_internal): This. Remove check of AVX and IAMCU on
18825 misaligned operand. Replace vmovdqu64 with vmovdqu<ssescalarsize>.
18826 (movsd/movhpd to movupd peephole): Don't use UNSPEC_LOADU.
18827 (movlpd/movhpd to movupd peephole): Don't use UNSPEC_STOREU.
18829 2016-04-19 Richard Biener <rguenther@suse.de>
18831 PR tree-optimization/70171
18832 * tree-ssa-phiprop.c: Include stor-layout.h.
18833 (phiprop_insert_phi): Handle the aggregate copy case.
18834 (propagate_with_phi): Likewise.
18836 2016-04-19 Uros Bizjak <ubizjak@gmail.com>
18838 * config/i386/i386.c (ix86_decompose_address): Use lowpart_subreg
18839 instead of simplify_gen_subreg (... , 0).
18840 (ix86_delegitimize_address): Ditto.
18841 (ix86_split_divmod): Ditto.
18842 (ix86_split_copysign_const): Ditto.
18843 (ix86_split_copysign_var): Ditto.
18844 (ix86_expand_args_builtin): Ditto.
18845 (ix86_expand_round_builtin): Ditto.
18846 (ix86_expand_special_args_builtin): Ditto.
18847 * config/i386/i386.md (TARGET_USE_VECTOR_FP_CONVERTS splitters): Ditto.
18848 (TARGET_SSE_PARTIAL_REG_DEPENDENCY splitters and peephole2s): Ditto.
18849 (udivmodqi4): Ditto.
18850 (absneg splitters): Ditto.
18851 (*jcc_bt<mode>_1): Ditto.
18853 2016-04-19 Richard Biener <rguenther@suse.de>
18855 PR tree-optimization/70724
18856 * tree-ssa-sccvn.c (scc_vn_restore_ssa_info): Split SSA info
18857 restoring out from ...
18858 (free_scc_vn): ... here.
18859 * tree-ssa-sccvn.h (scc_vn_restore_ssa_info): Declare.
18860 * tres-ssa-pre.c (pass_pre::execute): Restore SSA info before
18862 (pass_fre::execute): Restore SSA info.
18864 2016-04-19 Richard Biener <rguenther@suse.de>
18866 * gimple-walk.h (struct walk_stmt_info): Add stmt member.
18867 * gimple-walk.c (walk_gimple_op): Initialize it.
18868 (walk_gimple_asm): Set wi->is_lhs before each callback invocation.
18869 * tree-inline.c (remap_gimple_op_r): Set SSA_NAME_DEF_STMT when
18870 remapping SSA names of defs.
18871 (copy_bb): Remove walk over all SSA defs and SSA_NAME_DEF_STMT
18874 2016-04-18 Vladimir Makarov <vmakarov@redhat.com>
18876 PR middle-end/70689
18877 * lra-constraints.c (equiv_substition_p): New.
18878 (process_alt_operands): Use it.
18879 (swap_operands): Swap it.
18880 (curr_insn_transform): Update it.
18882 2016-04-18 Michael Matz <matz@suse.de>
18884 * tree.h (TYPE_ALIGN, DECL_ALIGN): Return shifted amount.
18885 (SET_TYPE_ALIGN, SET_DECL_ALIGN): New.
18886 * tree-core.h (tree_type_common.align): Use bit-field.
18887 (tree_type_common.spare): New.
18888 (tree_decl_common.off_align): Make smaller.
18889 (tree_decl_common.align): Use bit-field.
18891 * expr.c (expand_expr_addr_expr_1): Use SET_TYPE_ALIGN.
18892 * omp-low.c (install_var_field): Use SET_DECL_ALIGN.
18893 (scan_sharing_clauses): Ditto.
18894 (finish_taskreg_scan): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
18895 (omp_finish_file): Ditto.
18896 * stor-layout.c (do_type_align): Use SET_DECL_ALIGN.
18897 (layout_decl): Ditto.
18898 (relayout_decl): Ditto.
18899 (finalize_record_size): Use SET_TYPE_ALIGN.
18900 (finalize_type_size): Ditto.
18901 (finish_builtin_struct): Ditto.
18902 (layout_type): Ditto.
18903 (initialize_sizetypes): Ditto.
18904 * targhooks.c (std_gimplify_va_arg_expr): Use SET_TYPE_ALIGN.
18905 * tree-nested.c (insert_field_into_struct): Use SET_TYPE_ALIGN.
18906 (lookup_field_for_decl): Use SET_DECL_ALIGN.
18907 (get_chain_field): Ditto.
18908 (get_trampoline_type): Ditto.
18909 (get_nl_goto_field): Ditto.
18910 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
18912 (unpack_ts_type_common_value_fields): Use SET_TYPE_ALIGN.
18913 * gimple-expr.c (copy_var_decl): Use SET_DECL_ALIGN.
18914 * tree.c (make_node_stat): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
18915 (build_qualified_type): Use SET_TYPE_ALIGN.
18916 (build_aligned_type, build_range_type_1): Ditto.
18917 (build_atomic_base): Ditto.
18918 (build_common_tree_nodes): Ditto.
18919 * cfgexpand.c (align_local_variable): Use SET_DECL_ALIGN.
18920 (expand_one_stack_var_at): Ditto.
18921 * coverage.c (build_var): Use SET_DECL_ALIGN.
18922 * except.c (init_eh): Ditto.
18923 * function.c (assign_parm_setup_block): Ditto.
18924 * symtab.c (increase_alignment_1): Ditto.
18925 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Ditto.
18926 * tree-vect-stmts.c (ensure_base_align): Ditto.
18927 * varasm.c (align_variable): Ditto.
18928 (assemble_variable): Ditto.
18929 (build_constant_desc): Ditto.
18930 (output_constant_def_contents): Ditto.
18932 * config/arm/arm.c (arm_relayout_function): Use SET_DECL_ALIGN.
18933 * config/avr/avr.c (avr_adjust_type_node): Use SET_TYPE_ALIGN.
18934 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): Ditto.
18935 * config/msp430/msp430.c (msp430_gimplify_va_arg_expr): Ditto.
18936 * config/spu/spu.c (spu_build_builtin_va_list): Use SET_DECL_ALIGN.
18938 2016-04-18 H.J. Lu <hongjiu.lu@intel.com>
18941 * config/i386/sse.md (sse2_loadlpd): Accept load from "xm" and
18942 replace %vmovsd with "%vmovq".
18943 (vec_concatv2df): Likewise.
18945 2016-04-18 Uros Bizjak <ubizjak@gmail.com>
18947 * config/i386/mmx.md (*vec_extractv2sf_0): Use gen_lowpart.
18948 (*vec_extractv2si_0): Ditto.
18949 * config/i386/sse.md (*vec_extractv4sf_0): Ditto.
18950 (zero_extended_scalar_load_operand splitters): Ditto.
18951 (vec_extract splitters): Ditto.
18952 (*vec_extractv4si_0_zext): Ditto.
18953 (avx_<castmode><avxsizesuffix>_<castmode>): Use gen_lowpart
18954 and lowpart_subreg.
18955 (avx512f_<castmode><avxsizesuffix>_<castmode>): Ditto.
18956 (avx512f_<castmode><avxsizesuffix>_256<castmode>): Ditto.
18957 (*sse4_1_extractps): Use lowpart_subreg.
18958 * config/i386/i386.md (x87 floatsplitter): Use gen_lowpart.
18960 2016-04-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
18962 * doc/install.texi (Specific, i?86-*-solaris2.10): Update gas and
18964 (Specific, *-*-solaris2*): Update Solaris 11 bundled gcc versions.
18965 Mention Solaris 11 packaging changes.
18966 Update gas and gld requirements.
18967 Remove reference to pre-Solaris 10 bug.
18968 (Specific, sparc-sun-solaris2*): Remove reference to pre-Solaris 10
18970 (Specific, sparc64-*-solaris2*): Remove reference to bootstrap
18973 2016-04-17 Jan Hubicka <jh@suse.cz>
18975 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use also
18976 max_loop_iterations_int.
18978 2016-04-18 Richard Biener <rguenther@suse.de>
18980 PR tree-optimization/43434
18981 * tree-ssa-structalias.c (struct vls_data): New.
18982 (visit_loadstore): Handle all pointer-based accesses.
18983 (compute_dependence_clique): Compute a bitmap of restrict tags
18984 assigned bases and pass it to visit_loadstore.
18986 2016-04-18 Matthew Wahab <matthew.wahab@arm.com>
18989 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for armv8+crc,
18990 armv8.1-a and armv8.1-a+crc.
18992 2016-04-18 Richard Biener <rguenther@suse.de>
18994 PR tree-optimization/70701
18995 * tree-ssa-sccvn.c (vn_reference_lookup_3): Resolve fully constant
18996 references after translating through a memcpy.
18998 2016-04-18 Richard Biener <rguenther@suse.de>
19000 * tree-ssa-pre.c (postorder, postorder_num): Make locals ...
19001 (compute_antic): ... here. For partial antic use regular
19002 postorder and scrap iteration.
19003 (compute_partial_antic_aux): Remove unused return value.
19004 (init_pre): Do not allocate postorder.
19005 (fini_pre): Do not free postorder.
19007 2016-04-18 Richard Biener <rguenther@suse.de>
19009 PR middle-end/37870
19010 * expmed.c (extract_bit_field_1): Remove broken case
19011 using a wider MODE_INT mode.
19013 2016-04-18 Segher Boessenkool <segher@kernel.crashing.org>
19015 * has-brig.c (lendian16): Don't try to use __builtin_bswap16
19016 unless compiling with at least GCC-4.8.
19018 2016-04-17 Jan Hubicka <jh@suse.cz>
19021 * graphite.c (graphite_finalize): Update call to
19022 tree_estimate_probability.
19023 * predict.h (tree_estimate_probability): Update prototype.
19025 2016-04-17 Jan Hubicka <jh@suse.cz>
19027 * predict.c (combine_predictions_for_bb): Add dry_run parmaeter.
19028 (tree_estimate_probability): Likewise.
19029 (pass_profile::execute): Update.
19030 (report_predictor_hitrates): New function.
19031 * profile.c (compute_branch_probabilities): Use it.
19032 * predict.h (report_predictor_hitrates): Declare.
19034 2016-04-17 Jan Hubicka <jh@suse.cz>
19037 * cgraph.h (cgraph_node::set_const_flag,
19038 cgraph_node::set_pure_flag): Update prototype to return bool;
19040 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases): Thunks
19041 of interposable symbol are interposable, too.
19042 (cgraph_set_const_flag_1): Rename to ...
19043 (set_const_flag_1): ... this one; change to self recursive function
19044 instead of call_for_symbol_thunks_and_aliases. Handle correctly
19045 clearnig the flag in all variants and also virtual thunks of const
19046 functions are pure; track if any change was done.
19047 (cgraph_node::set_const_flag): Update.
19048 (struct set_pure_flag_info): New struct.
19049 (cgraph_set_pure_flag_1): Rename to ...
19050 (set_pure_flag_1): ... this one; take set_pure_flag_info parameter
19051 rather than pointer encoded flags; track if any changes was done;
19052 handle correctly clearning flag and setting flag of aliases already
19054 (cgraph_node::set_pure_flag): Update.
19055 (cgraph_node::set_nothrow_flag): Handle correctly clearning the flag.
19057 2016-04-17 Tom de Vries <tom@codesourcery.com>
19060 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Escape
19061 backslash in label.
19063 2016-04-17 Tom de Vries <tom@codesourcery.com>
19065 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Classify chars
19066 '{}<> ' as escape-for-record.
19068 2016-04-17 Tom de Vries <tom@codesourcery.com>
19070 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Simplify loop
19073 2016-04-17 Tom de Vries <tom@codesourcery.com>
19076 * tree-pass.h (class opt_pass): Remove graph_dump_initialized member.
19077 * dumpfile.h (struct dump_file_info): Add graph_dump_initialized field.
19078 * dumpfile.c (dump_files): Initialize graph_dump_initialized field.
19079 * passes.c (finish_optimization_passes): Only call
19080 finish_graph_dump_file if dfi->graph_dump_initialized.
19081 (execute_function_dump, pass_init_dump_file): Use
19082 dfi->graph_dump_initialized instead of pass->graph_dump_initialized.
19084 2016-04-17 Tom de Vries <tom@codesourcery.com>
19086 PR tree-optimization/70256
19087 * tree-ssa-structalias.c (dump_varinfo, debug_varinfo, dump_varmap)
19088 (debug_varmap): New function.
19090 2016-04-17 Tom de Vries <tom@codesourcery.com>
19093 * passes.c (pass_manager::register_pass): Propagate pflags.
19095 2016-04-17 Tom de Vries <tom@codesourcery.com>
19098 * pass_manager.h (TERMINATE_PASS_LIST): Add pass argument.
19099 * passes.c (pass_manager::pass_manager): Declare and init p_start in
19100 INSERT_PASSES_AFTER. Add pass parameter to TERMINATE_PASS_LIST, and
19101 check if it's equal to p_start.
19102 * passes.def: Add arguments to TERMINATE_PASS_LISTs.
19104 2016-04-15 Jan Hubicka <jh@suse.cz>
19107 * cgraph.c (cgraph_set_const_flag_1): Only set as pure if
19108 function does not bind to current def.
19109 * ipa-pure-const.c (worse_state): Add FROM and TO parameters;
19110 handle conservatively calls to functions that does not need to bind
19112 (check_call): Update call of worse_state.
19113 (ignore_edge_for_nothrow): Update.
19114 (ignore_edge_for_pure_const): Likewise.
19115 (propagate_pure_const): Update calls to worse_state.
19116 (skip_function_for_local_pure_const): Reformat comments.
19118 2016-04-15 Jan Hubicka <jh@suse.cz>
19121 * cgraph.c (cgraph_node::get_availability): Add REF parameter.
19122 (cgraph_node::function_symbol): Likewise.
19123 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
19124 * cgraph.h (symtab_node::get_availabbility): Add REF parameter.
19125 (symtab_node::ultimate_alias_target): Add REF parameter.
19126 (symtab_node::binds_to_current_def_p): Declare.
19127 (symtab_node;:ultimate_alias_target_1): Add REF parameter.
19128 (cgraph_node::function_symbol): Likewise.
19129 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
19130 (cgraph_node::get_availability): Likewise.
19131 (cgraph_edge::binds_to_current_def_p): New inline function.
19132 (varpool_node::get_availability): Add REF parameter.
19133 (varpool_node::ultimate_alias_target): Likewise.
19134 * symtab.c (symtab_node::ultimate_alias_target_1): Likewise.
19135 (symtab_node::binds_to_current_def_p): Likewise.
19136 * varpool.c (varpool_node::get_availability): Likewise.
19138 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
19141 * config/i386/sse.md(define_insn "<avx512>_vec_dup<mode><mask_name>"):
19142 Fix mode size check.
19144 2016-04-15 Jakub Jelinek <jakub@redhat.com>
19146 * BASE-VER: Set to 7.0.0.
19148 2016-04-15 Alexander Monakov <amonakov@ispras.ru>
19150 * config/nvptx/nvptx.opt (moptimize): Add a period at end of help text.
19152 2016-04-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19154 * doc/invoke.texi (ARM Options): Add note on deprecation of pre-ARMv4T
19155 architecture revisions.
19157 2016-04-15 Bernd Schmidt <bschmidt@redhat.com>
19159 * config/i386/i386-protos.h (ix86_using_red_zone): Declare.
19160 * config/i386/i386.c (ix86_using_red_zone): No longer static.
19161 * config/i386/i386.md (stack decrement to push peepholes): Guard
19162 with !x86_using_red_zone ().
19164 2016-04-15 Jakub Jelinek <jakub@redhat.com>
19167 * tree-pretty-print.c (do_niy): Add FLAGS argument, pass it down
19168 to dump_generic_node.
19169 (NIY): Pass also flags to do_niy.
19171 2016-04-15 Thomas Schwinge <thomas@codesourcery.com>
19173 * omp-low.c (simd_clone_struct_alloc, simd_clone_struct_copy)
19174 (simd_clone_vector_of_formal_parm_types)
19175 (simd_clone_clauses_extract, simd_clone_compute_base_data_type)
19176 (simd_clone_mangle, simd_clone_create)
19177 (simd_clone_adjust_return_type, create_tmp_simd_array)
19178 (simd_clone_adjust_argument_types, simd_clone_init_simd_arrays)
19179 (struct modify_stmt_info, ipa_simd_modify_stmt_ops)
19180 (ipa_simd_modify_function_body, simd_clone_linear_addend)
19181 (simd_clone_adjust, expand_simd_clones, ipa_omp_simd_clone)
19182 (pass_data_omp_simd_clone, class pass_omp_simd_clone)
19183 (pass_omp_simd_clone::gate, make_pass_omp_simd_clone): Move into...
19184 * omp-simd-clone.c: ... this new file.
19185 (simd_clone_vector_of_formal_parm_types): Make it static.
19186 * Makefile.in (OBJS): Add omp-simd-clone.o.
19188 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
19191 * config/i386/sse.md: Use proper memory operand modifiers.
19194 2016-04-15 Richard Biener <rguenther@suse.de>
19195 Alan Modra <amodra@gmail.com>
19197 PR tree-optimization/70130
19198 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Detect
19199 when alignment stays not the same and no not use the realign
19202 2016-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
19205 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
19206 direct move handlers for KFmode. Change TFmode handlers test from
19207 FLOAT128_IEEE_P to FLOAT128_VECTOR_P.
19209 2016-04-14 Jakub Jelinek <jakub@redhat.com>
19212 * ipa-utils.h (polymorphic_ctor_dtor_p): New prototype.
19213 * ipa-polymorphic-call.c (polymorphic_ctor_dtor_p): New function.
19214 (inlined_polymorphic_ctor_dtor_block_p): Use it.
19215 * tree-ssa-live.c (remove_unused_scope_block_p): When
19216 in_ctor_dtor_block, avoid discarding not just BLOCKs with
19217 BLOCK_ABSTRACT_ORIGIN being FUNCTION_DECL, but even when
19218 block_ultimate_origin is FUNCTION_DECL.
19219 (remove_unused_locals): If current_function_decl is
19220 polymorphic_ctor_dtor_p, pass initial true to
19221 remove_unused_scope_block_p' is_ctor_dtor_block.
19223 2016-04-14 Martin Sebor <msebor@redhat.com>
19228 * doc/extend.texi (Variable Length): Revert.
19230 2016-04-14 Marek Polacek <polacek@redhat.com>
19231 Jan Hubicka <hubicka@ucw.cz>
19234 * tree.c (verify_type): Disable the canonical type of main variant
19237 2016-04-14 Jason Merrill <jason@redhat.com>
19239 * cfgexpand.c, expr.c: Revert previous change.
19241 2016-04-14 Cesar Philippidis <cesar@codesourcery.com>
19243 PR middle-end/70643
19244 * omp-low.c (lower_oacc_reductions): Check for TREE_CONSTANT
19245 when building a mem ref for the incoming reduction variable.
19247 2016-04-14 Richard Biener <rguenther@suse.de>
19249 PR tree-optimization/70614
19250 * tree-scalar-evolution.c (analyze_evolution_in_loop): Terminate
19251 loop if the evolution dropped to chrec_dont_know.
19252 (interpret_condition_phi): Likewise.
19254 2016-04-14 Richard Biener <rguenther@suse.de>
19256 PR tree-optimization/70623
19257 * tree-ssa-pre.c (changed_blocks): Make global ...
19258 (compute_antic): ... local here. Move and fix worklist
19259 handling here. Do not clear EDGE_DFS_BACK or call mark_dfs_back_edges.
19260 (compute_antic_aux): Add dumping for MAX assumed succs. Remove
19261 worklist handling, dump when ANTIC_IN changed.
19262 (compute_partial_antic_aux): Remove worklist handling.
19263 (init_pre): Do not compute post dominators. Add a comment about
19264 the CFG order chosen.
19265 (fini_pre): Do not free post dominators.
19267 2016-04-13 Martin Sebor <msebor@redhat.com>
19272 * doc/extend.texi (Variable Length): Document C++ specifics.
19274 2016-04-13 Jakub Jelinek <jakub@redhat.com>
19277 * ipa-pure-const.c (pass_nothrow::execute): Call maybe_clean_eh_stmt
19278 on all recursive call stmts. Return TODO_cleanup_cfg if any dead
19279 eh edges have been purged.
19282 * tree-sra.c (create_access_replacement,
19283 get_replaced_param_substitute): Set DECL_NAMELESS on repl if it
19285 * tree-pretty-print.c (dump_fancy_name): New function.
19286 (dump_decl_name, dump_generic_node): Use it.
19288 2016-04-13 Jason Merrill <jason@redhat.com>
19290 * cfgexpand.c (pass_expand::execute): Handle attribute "abi warning".
19291 * expr.c (expand_expr_real_1): Likewise.
19293 2016-04-13 Ilya Enkovich <ilya.enkovich@intel.com>
19295 * config/i386/i386.md (kunpckhi): Swap operands.
19296 (kunpcksi): Likewise.
19297 (kunpckdi): Likewise.
19298 * config/i386/sse.md (vec_pack_trunc_qi): Likewise.
19299 (vec_pack_trunc_<mode>): Likewise.
19301 2016-04-13 Jakub Jelinek <jakub@redhat.com>
19304 * explow.c (convert_memory_address_addr_space_1): Formatting fix.
19306 PR middle-end/70633
19307 * gimplify.c (gimplify_init_constructor): Clear TREE_STATIC if
19308 gimplification turns some element into non-constant.
19311 * rtl.h (convert_memory_address_addr_space_1): New prototype.
19312 * explow.c (convert_memory_address_addr_space_1): No longer static,
19313 add NO_EMIT argument and don't call convert_modes if true, pass
19314 it down recursively, remove break after return.
19315 (convert_memory_address_addr_space): Adjust caller.
19316 * simplify-rtx.c (simplify_unary_operation_1): Call
19317 convert_memory_address_addr_space_1 instead of convert_memory_address,
19318 if it returns NULL, don't simplify.
19320 2016-04-12 Eric Botcazou <ebotcazou@adacore.com>
19323 * config/sparc/sparc.c (sparc_compute_frame_size): Add parentheses.
19325 2016-04-12 Jakub Jelinek <jakub@redhat.com>
19327 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
19328 Bump the upper SIMDLEN limits, so that if the return type or
19329 characteristic type if the return type is void can be passed in
19330 all available SSE2/AVX/AVX2/AVX512-F registers, the SIMDLEN is
19333 2016-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
19336 * config/rs6000/rs6000.md (ieee_128bit_vsx_neg<mode>2_internal):
19337 Do not use "=" constraint on an input constraint.
19338 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
19339 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
19340 (ieee_128bit_vsx_nabs<mode>2): Correct splitter so that it
19341 generates (neg (abs ...)) instead of (abs ...).
19343 2016-04-12 Jakub Jelinek <jakub@redhat.com>
19345 PR rtl-optimization/70596
19346 * lra-spills.c (spill_pseudos): Don't delete debug insns, instead
19347 just invalidate LRA data and reset them. Adjust dump wording.
19349 2016-04-12 Martin Liska <mliska@suse.cz>
19352 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
19354 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
19356 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
19357 max_loop_iterations_int.
19358 (tree_unswitch_outer_loop): Likewise.
19359 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
19360 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
19362 2016-04-12 Tom de Vries <tom@codesourcery.com>
19364 PR tree-optimization/68756
19365 * graphite-isl-ast-to-gimple.c (copy_cond_phi_args): Use new_expr
19366 instead of new_name.
19368 2016-04-12 Jakub Jelinek <jakub@redhat.com>
19370 PR tree-optimization/70602
19371 * tree-sra.c (generate_subtree_copies): Don't write anything into
19372 constant pool decls.
19374 * omp-low.c (lower_omp_target): Use GOMP_MAP_FIRSTPRIVATE_INT
19375 regardless whether there are depend clauses or not.
19377 2016-04-11 Michael Meissner <meissner@linux.vnet.ibm.com>
19380 * config/rs6000/rs6000.c (rs6000_opt_masks): Disable using the
19381 target attribute and pragma from changing the -mfloat128
19382 and -mfloat128-hardware options.
19384 * doc/extend.texi (Additional Floating Types): Document PowerPC
19385 __float128 restrictions.
19387 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
19390 * config/aarch64/driver-aarch64.c
19391 (aarch64_get_extension_string_for_isa_flags): New.
19392 (arch_extension): Rename to...
19393 (aarch64_arch_extension): ...This.
19394 (ext_to_feat_string): Rename to...
19395 (aarch64_extensions): ...This.
19396 (aarch64_core_data): Keep track of architecture extension flags.
19397 (cpu_data): Rename to...
19398 (aarch64_cpu_data): ...This.
19399 (aarch64_arch_driver_info): Keep track of architecture extension
19401 (get_arch_name_from_id): Rename to...
19402 (get_arch_from_id): ...This, change return type.
19403 (host_detect_local_cpu): Update and reformat for renames, handle
19404 extensions through common infrastructure.
19406 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
19409 * config/aarch64/aarch64-common.c (aarch64_option_extension): Keep
19410 track of a canonical flag name.
19411 (all_extensions): Likewise.
19412 (arch_to_arch_name): Also track extension flags enabled by the arch.
19413 (all_architectures): Likewise.
19414 (aarch64_parse_extension): Move to here.
19415 (aarch64_get_extension_string_for_isa_flags): Take a new argument,
19417 (aarch64_rewrite_selected_cpu): Update for above change.
19418 * config/aarch64/aarch64-option-extensions.def: Rework the way flags
19419 are handled, such that the single explicit value enabled by an
19420 extension is kept seperate from the implicit values it also enables.
19421 * config/aarch64/aarch64-protos.h (aarch64_parse_opt_result): Move
19423 (aarch64_parse_extension): New.
19424 * config/aarch64/aarch64.c (aarch64_parse_opt_result): Move from
19425 here to config/aarch64/aarch64-protos.h.
19426 (aarch64_parse_extension): Move from here to
19427 common/config/aarch64/aarch64-common.c.
19428 (aarch64_option_print): Update.
19429 (aarch64_declare_function_name): Likewise.
19430 (aarch64_start_file): Likewise.
19431 * config/aarch64/driver-aarch64.c (arch_extension): Keep track of
19432 the canonical flag for extensions.
19433 * config.gcc (aarch64*-*-*): Extend regex for capturing extension
19436 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
19438 * config/aarch64/aarch64.h (AARCH64_FL_FOR_ARCH8_1): Also add
19441 2016-04-09 Tom de Vries <tom@codesourcery.com>
19443 PR tree-optimization/68953
19444 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Order accesses from
19445 first to last subscript.
19447 2016-04-09 Jakub Jelinek <jakub@redhat.com>
19449 PR tree-optimization/70586
19450 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Return false
19453 2016-04-08 Cesar Philippidis <cesar@codesourcery.com>
19457 PR tree-optimization/70373
19458 PR middle-end/70533
19459 PR middle-end/70534
19460 PR middle-end/70535
19461 * gimplify.c (gimplify_adjust_omp_clauses): Add or adjust data
19462 clauses for acc parallel reductions as necessary. Error on those
19464 * omp-low.c (scan_sharing_clauses): Don't install variables which
19465 are used in acc parallel reductions.
19466 (lower_rec_input_clauses): Remove dead code.
19467 (lower_oacc_reductions): Add support for reference reductions.
19468 (lower_reduction_clauses): Remove dead code.
19469 (lower_omp_target): Don't remap variables appearing in acc parallel
19471 * tree.h (OMP_CLAUSE_MAP_IN_REDUCTION): New macro.
19473 2016-04-08 Jakub Jelinek <jakub@redhat.com>
19475 PR middle-end/70593
19476 * tree-ssa-coalesce.c (build_ssa_conflict_graph): For stmt
19477 with multiple SSA_NAME defs, force the outputs other than first
19478 to be live before calling live_track_process_def on each output.
19480 PR rtl-optimization/70574
19481 * fwprop.c (forward_propagate_and_simplify): Don't add
19482 REG_EQUAL note if DF_REF_REG (use) is a paradoxical subreg.
19483 (try_fwprop_subst): Don't add REG_EQUAL note if there are any
19484 paradoxical subregs within *loc.
19486 2016-04-08 Thomas Schwinge <thomas@codesourcery.com>
19488 * config/arc/arc.h (LINK_COMMAND_SPEC): Use gt to ignore
19489 -ftree-parallelize-loops={0,1}.
19490 * config/darwin.h (LINK_COMMAND_SPEC_A): Likewise.
19491 * config/i386/mingw32.h (GOMP_SELF_SPECS): Likewise.
19492 * config/ia64/hpux.h (LIB_SPEC): Likewise.
19493 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
19494 * config/pa/pa64-hpux.h (LIB_SPEC): Likewise.
19496 2016-04-08 Maxim Ostapenko <m.ostapenko@samsung.com>
19499 * asan.c (instrument_derefs): If we get unknown location, extract it
19500 with EXPR_LOCATION.
19501 (maybe_instrument_call): Instrument gimple_call's arguments if needed.
19503 2016-04-08 Tom de Vries <tom@codesourcery.com>
19505 * omp-low.c (lower_omp_target): Set TREE_NO_WARNING for oacc
19506 implicit firstprivate clause.
19508 2016-04-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19511 * config/arm/thumb2.md (tst + branch-> lsls + branch
19512 peephole below *orsi_not_shiftsi_si): Require that condition
19513 register is dead after the peephole.
19514 (second peephole after the above): Likewise.
19516 2016-04-08 Alan Modra <amodra@gmail.com>
19519 * builtins.c (fold_builtin_classify): For IBM extended precision,
19520 look at just the high-order double to test for NaN.
19521 (fold_builtin_interclass_mathfn): Similarly for Inf. For isnormal
19522 test just the high double for Inf but both doubles for subnormal
19525 2016-04-07 Jakub Jelinek <jakub@redhat.com>
19527 * cgraph.h (struct cgraph_simd_clone): Add mask_mode field.
19528 * omp-low.c (simd_clone_init_simd_arrays, simd_clone_adjust): Handle
19529 node->simdclone->mask_mode != VOIDmode masks.
19530 (simd_clone_adjust_argument_types): Likewise. Move sc var definition
19531 earlier, use it instead of node->simdclone.
19532 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
19533 Set clonei->mask_mode.
19535 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
19538 * parser.c (cp_parser_iteration_statement): New parameter IF_P.
19539 Pass it through to cp_parser_already_scoped_statement.
19540 (cp_parser_already_scoped_statement): New parameter IF_P. Pass
19541 it through to cp_parser_statement.
19542 (cp_parser_statement): Pass IF_P through to
19543 cp_parser_iteration_statement.
19544 (cp_parser_pragma): Adjust call to
19545 cp_parser_iteration_statement.
19547 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
19550 * gimplify.c (gimplify_omp_ordered): Add explicit braces to
19551 resolve a future -Wparentheses warning.
19552 * omp-low.c (scan_sharing_clauses): Likewise.
19553 * tree-parloops.c (eliminate_local_variables): Likewise.
19555 2016-04-06 Vladimir Makarov <vmakarov@redhat.com>
19557 PR rtl-optimization/70398
19558 * lra-constraints.c (process_address_1): Check zero scale and code
19559 for reloading with zero scale.
19561 2016-04-06 Uros Bizjak <ubizjak@gmail.com>
19563 * config/i386/sse.md (shuffletype): Add V32HI and V4TI modes.
19564 (ssescalarsize): Add V8SF, V4SF, V4DF and V2DF modes.
19566 2016-04-06 Jakub Jelinek <jakub@redhat.com>
19568 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
19569 Add support for AVX512F clones, include them by default for
19570 exported OpenMP declare simd functions. For AVX2 allow simdlen 32
19571 and use it if charasteric type is 8-bit, for AVX512F allow simdlen
19574 PR middle-end/70550
19575 * tree.h (OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT): Define.
19576 * gimplify.c (gimplify_adjust_omp_clauses_1): Set it for implicit
19577 firstprivate clauses.
19578 * omp-low.c (lower_send_clauses): Set TREE_NO_WARNING for
19579 OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT !by_ref vars in task contexts.
19580 (lower_omp_target): Set TREE_NO_WARNING for
19581 non-addressable possibly uninitialized vars which are copied into
19582 addressable temporaries or copied for GOMP_MAP_FIRSTPRIVATE_INT.
19584 2016-04-05 John David Anglin <danglin@gcc.gnu.org>
19586 * config/pa/predicates.md (integer_store_memory_operand): Accept
19587 REG+D operands with a large offset when reload_in_progress is true.
19588 (floating_point_store_memory_operand): Likewise.
19590 2016-04-05 Jakub Jelinek <jakub@redhat.com>
19593 * match.pd (nested int casts): Limit to GIMPLE.
19595 2016-04-05 Jan Hubicka <hubicka@ucw.cz>
19598 * ipa-devirt.c (maybe_record_node): Fix comment; use
19599 SANITIZE_UNREACHABLE instead of SANITIZE_UNDEFINED.
19601 2016-04-05 Jakub Jelinek <jakub@redhat.com>
19603 PR rtl-optimization/70542
19604 * ree.c (add_removable_extension): For VECTOR_MODE_P punt
19605 if there are any uses other than insn or debug insns.
19607 2016-04-05 Marc Glisse <marc.glisse@inria.fr>
19608 Jakub Jelinek <jakub@redhat.com>
19610 PR tree-optimization/70509
19611 * simplify-rtx.c (simplify_binary_operation_1) <case VEC_SELECT>:
19612 Shift HOST_WIDE_INT_1U instead of 1.
19614 2016-04-05 Zdenek Sojka <zsojka@seznam.cz>
19616 PR tree-optimization/70509
19617 * tree-ssa-forwprop.c (simplify_bitfield_ref): Use bitsize_int instead
19618 of the vector base type for index.
19620 2016-04-05 Uros Bizjak <ubizjak@gmail.com>
19623 * config/i386/sse.md (iptr): Add V64QI, V32HI, V16SI and V8DI modes.
19625 2016-04-05 Richard Biener <rguenther@suse.de>
19627 PR tree-optimization/70526
19628 * tree-sra.c (build_ref_for_offset): Use prev_base to
19629 extract the alias pointer type.
19631 2016-04-05 Richard Biener <rguenther@suse.de>
19633 * dse.c (struct store_info): Remove alias_set member.
19634 (struct read_info_type): Likewise.
19635 (clear_alias_group, clear_alias_mode_table, clear_alias_mode_holder,
19636 spill_deleted, clear_alias_set_lookup): Remove.
19637 (get_group_info): Remove dead base == NULL_RTX case.
19638 (dse_step0): Remove initialization of removed variables.
19639 (delete_dead_store_insn): Reomve alias set dumping.
19640 (free_read_records): Remove alias_set handling.
19641 (canon_address): Remove alias_set_out parameter.
19642 (record_store): Remove spill_alias_set, it's always zero.
19643 (check_mem_read_rtx): Likewise.
19644 (dse_step2): Rename from ...
19645 (dse_step2_nospill): ... this. Adjust.
19646 (scan_stores): Rename from ...
19647 (scan_stores_nospill): ... this.
19648 (scan_reads): Rename from ...
19649 (scan_reads_nospill): ... this.
19650 (scan_stores_spill, scan_reads_spill): Remove.
19651 (dse_step3_scan): Remove for_spills argument which is always false.
19652 (dse_step3): Likewise.
19653 (dse_step5): Rename from ...
19654 (dse_step5_nospill): ... this. Remove alias_set handling.
19655 (rest_of_handle_dse): Adjust.
19657 2016-04-05 Jakub Jelinek <jakub@redhat.com>
19660 * config/i386/sse.md (*andnot<mode>3): Simplify assertions.
19661 Use vpandn<ssemodesuffix> for V16SI/V8DImode, vpandnq for
19662 V32HI/V64QImode, don't use <mask_operand3_1>, fix up formatting.
19663 (*andnot<mode>3_mask): Remove insn with VI12_AVX512VL iterator.
19665 2016-04-05 Richard Biener <rguenther@suse.de>
19667 PR middle-end/70499
19668 * gimplify-me.c (gimple_regimplify_operands): Do not rewrite
19669 non-register type temporaries into SSA.
19671 2016-04-04 Jan Hubicka <hubicka@ucw.cz>
19674 * ipa-devirt.c (maybe_record_node): Do not optimize cxa_pure_virtual
19675 calls when sanitizing.
19676 (possible_polymorphic_call_target_p): Fix formatting.
19678 2016-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
19679 Jakub Jelinek <jakub@redhat.com>
19681 PR middle-end/70457
19682 * tree-inline.c (estimate_num_insn): Use gimple_call_builtin_p
19683 to ensure a call statement is compatible with a built-in's
19685 * tree-ssa-math-opts.c (pass_optimize_windening_mul::execute):
19688 2016-04-04 Richard Biener <rguenther@suse.de>
19690 PR rtl-optimization/70484
19691 * rtl.h (canon_output_dependence): Declare.
19692 * alias.c (canon_output_dependence): New function.
19693 * dse.c (record_store): Use canon_output_dependence rather
19694 than canon_true_dependence.
19696 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
19699 * cgraph.h (symtab_node::copy_visibility_from): New function.
19700 * symtab.c (symtab_node::copy_visibility_from): New function.
19701 * ipa-visibility.c (optimize_weakref): New function.
19702 (function_and_variable_visibility): Use it.
19704 2016-04-04 Martin Liska <mliska@suse.cz>
19707 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Guard index
19708 value that is really in range handled by SBR instruction.
19709 * hsa-brig.c (emit_switch_insn): Do not emit unconditional jump.
19710 * hsa-dump.c (dump_hsa_insn_1): Do not dump default BB.
19711 * hsa.h (hsa_insn_sbr::m_default_bb): Remove field.
19713 2016-04-03 Oleg Endo <olegendo@gcc.gnu.org>
19717 * config/sh/sh.md (*addsi3): Allow pattern when reload_in_progress is
19718 set, but not for SP_REG operands.
19720 2016-04-02 Martin Sebor <msebor@redhat.com>
19723 * fold-const.c (maybe_nonzero_address): New function.
19724 (fold_comparison): Call it. Fold equality and relational
19725 expressions involving null pointers.
19726 (tree_single_nonzero_warnv_p): Call maybe_nonzero_address.
19728 2016-03-31 Evandro Menezes <e.menezes@samsung.com>
19730 Fix the predicate "aarch64_simd_reg_or_zero" to correctly validate
19731 the "Y" constraint (scalar FP 0.0 immediate).
19733 * config/aarch64/predicates.md (aarch64_simd_reg_or_zero):
19734 Add the "const_double" to the list of operand constraints.
19736 2016-04-01 Jakub Jelinek <jakub@redhat.com>
19738 PR rtl-optimization/70467
19739 * config/i386/i386.md (*add<dwi>3_doubleword, *sub<dwi>3_doubleword):
19740 If low word of the last operand is 0, just emit addition/subtraction
19743 2016-04-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
19746 * config/s390/s390.c (s390_expand_insv): Check for everything
19747 constant instead of just VOIDmode stuff.
19749 2016-04-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19752 * config/arm/arm.h (ASM_APP_OFF): Handle TARGET_ARM and TARGET_THUMB.
19754 2016-04-01 Nathan Sidwell <nathan@acm.org>
19756 * tree.def (TRY_CATCH_EXPR): Correct documentation.
19758 2016-03-31 Vladimir Makarov <vmakarov@redhat.com>
19760 PR rtl-optimization/70461
19761 * ira-color.c (allocno_copy_cost_saving): Use allocno class if it
19764 2016-03-31 Martin Liska <mliska@suse.cz>
19767 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Emit either
19768 a tree value or an immediate integer value to a buffer
19769 that is eventually copied to a BRIG section.
19770 (emit_immediate_operand): Call the function here.
19771 * hsa-dump.c (dump_hsa_immed): Remove checking assert.
19772 * hsa-gen.c (hsa_op_immed::hsa_op_immed): Remove initialization
19773 of class' fields that are removed.
19774 (hsa_op_immed::~hsa_op_immed): Remove deinitialization.
19775 * hsa.h (class hsa_op_immed): Remove m_brig_repr and
19776 m_brig_repr_size fields.
19778 2016-03-31 Martin Liska <mliska@suse.cz>
19781 * hsa-gen.c (hsa_function_representation::update_dominance): New
19783 (convert_addr_to_flat_segment): Likewise.
19784 (gen_hsa_memory_set): New alignment argument.
19785 (gen_hsa_ctor_assignment): Likewise.
19786 (gen_hsa_insns_for_single_assignment): Provide alignment
19787 to gen_hsa_ctor_assignment.
19788 (gen_hsa_insns_for_direct_call): Add new argument.
19789 (expand_lhs_of_string_op): New function.
19790 (expand_string_operation_builtin): Likewise.
19791 (expand_memory_copy): New function.
19792 (expand_memory_set): New function.
19793 (gen_hsa_insns_for_call): Use HOST_WIDE_INT.
19794 (convert_switch_statements): Change signature.
19795 (generate_hsa): Use a return value of the function.
19796 (pass_gen_hsail::execute): Do not call
19797 convert_switch_statements here.
19798 * hsa-regalloc.c (hsa_regalloc): Call update_dominance.
19799 * hsa.h (hsa_function_representation::m_modified_cfg): New flag.
19800 (hsa_function_representation::update_dominance): New function.
19802 2016-03-31 Martin Liska <mliska@suse.cz>
19805 * hsa-brig.c (emit_directive_variable): Emit alignment
19806 according to hsa_symbol::m_align.
19807 * hsa-dump.c (hsa_byte_alignment): Move the function to another file.
19808 (dump_hsa_symbol): Dump alignment of HSA symbols.
19809 * hsa-gen.c (get_symbol_for_decl): Set-up alignment of a symbol.
19810 (gen_hsa_addr_with_align): New function.
19811 (hsa_bitmemref_alignment): Use newly added function.
19812 (gen_hsa_insns_for_load): Likewise.
19813 (gen_hsa_insns_for_store): Likewise.
19814 (gen_hsa_memory_copy): New argument added.
19815 (gen_hsa_insns_for_single_assignment): Respect
19816 alignment for assignments processed via gen_hsa_memory_copy.
19817 (gen_hsa_insns_for_direct_call): Likewise.
19818 (gen_hsa_insns_for_return): Likewise.
19819 (gen_function_def_parameters): Set default alignment.
19820 * hsa.c (hsa_object_alignment): New function.
19821 (hsa_byte_alignment): Pasted function.
19822 * hsa.h (hsa_symbol::m_align): New field.
19824 2016-03-31 Bin Cheng <bin.cheng@arm.com>
19826 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Initialize
19827 scratch field for goto case.
19829 2016-03-31 James Greenhalgh <james.greenhalgh@arm.com>
19831 * config/arm/linux-elf.h (ASM_OUTPUT_DEF): Delete.
19833 2016-03-31 Ilya Enkovich <enkovich.gnu@gmail.com>
19836 * config/i386/i386.c (scalar_chain::convert_op): Fix description.
19837 (scalar_chain::convert_insn): Call convert_op for reg
19838 moves to handle undefined registers.
19840 2016-03-31 Nathan Sidwell <nathan@acm.org>
19843 * varasm.c (output_constructor_regular_field): Flush bitfield earlier.
19844 Assert we don't want to move backwards.
19846 2016-03-31 Kirill Yukhin <kirill.yukhin@intel.com>
19849 * config/i386/sse.md (define_mode_attr shuffletype): Fix typo.
19851 2016-03-31 Jakub Jelinek <jakub@redhat.com>
19853 PR rtl-optimization/70460
19854 * ira.c (indirect_jump_optimize): Don't substitute LABEL_REF
19855 with operand from REG_LABEL_OPERAND, instead substitute
19856 SET_SRC or REG_EQUAL note content if it is a LABEL_REF.
19857 Don't do anything for REG_NON_LOCAL_GOTO jumps.
19859 2016-03-31 Martin Liska <mliska@suse.cz>
19861 * passes.c (execute_one_pass): Do not call
19862 todo_after for a discarded function.
19864 2016-03-31 Bin Cheng <bin.cheng@arm.com>
19866 * tree-ssa-loop-ivopts.c (struct comp_cost): New scrach field.
19867 (no_cost, infinite_cost): Initialize the new field.
19868 (get_computation_cost_at): Record setup cost.
19869 (determine_use_iv_cost_address): Skip cost computation for sub
19870 uses if we can estimate it without losing accuracy.
19872 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
19874 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
19876 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
19877 max_loop_iterations_int.
19878 (tree_unswitch_outer_loop): Likewise.
19879 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
19880 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
19882 2016-03-30 Richard Biener <rguenther@suse.de>
19884 PR middle-end/70450
19885 * fold-const.c (extract_muldiv_1): Fix thinko in wide_int::from usage.
19887 2016-03-30 Jakub Jelinek <jakub@redhat.com>
19890 * config/i386/i386.c (ix86_expand_vector_set): Fix up argument order
19891 in gen_blendm expander.
19893 2016-03-30 Nick Clifton <nickc@redhat.com>
19896 * config/arm/arm.c (arm_reload_out_hi): Add code to handle the
19897 case where we are already provided with an SImode SUBREG.
19899 2016-03-30 H.J. Lu <hongjiu.lu@intel.com>
19902 * config/i386/i386.c (ix86_expand_epilogue): Properly check
19903 conflict between DRAP register and __builtin_eh_return.
19905 2016-03-30 Michael Matz <matz@suse.de>
19906 Richard Biener <rguenther@suse.de>
19909 * ipa-polymorphic-call.c (struct type_change_info): Change
19910 speculative to an unsigned allowing to limit the work we do.
19911 (csftc_abort_walking_p): New inline function..
19912 (check_stmt_for_type_change): Limit the number of may-defs
19913 skipped for speculative devirtualization to
19914 max-speculative-devirt-maydefs.
19915 * params.def (max-speculative-devirt-maydefs): New param.
19916 * doc/invoke.texi (--param max-speculative-devirt-maydefs): Document.
19918 2016-03-30 Mike Stump <mrs@gcc.gnu.org>
19921 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use when profiling
19924 2016-03-30 Patrick Palka <ppalka@gcc.gnu.org>
19926 PR tree-optimization/59124
19927 * tree-vrp.c (register_edge_assert_for_2): For NAME != CST1
19928 where NAME = A +- CST2 add the assertion A != (CST1 -+ CST2).
19930 2016-03-29 Jeff Law <law@redhat.com>
19932 * tree-ssa-coalesce.c (struct ssa_conflicts): Fix typo in comment.
19934 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
19936 * tree-ssa-loop-ivcanon.c (try_peel_loop): Change type of peel
19939 2016-03-29 Thomas Schwinge <thomas@codesourcery.com>
19941 * config/gnu.h (CPP_SPEC, LIB_SPEC): Don't override.
19942 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt1.o instead of
19943 gcrt0.o if linking dynamically.
19945 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
19948 * ipa-devirt.c (methods_equal_p): New function.
19949 (compare_virtual_tables): Use it.
19950 * cgraph.h (symbol_table::symbol_suffix_separator): Declare.
19951 * cgraphclones.c (clone_function_name_1): Use
19952 symbol_table::symbol_suffix_separator.
19953 * coverage.c (build_var): Likewise.
19954 * symtab.c (symbol_table::symbol_suffix_separator): New.
19956 2016-03-29 Jakub Jelinek <jakub@redhat.com>
19958 PR rtl-optimization/70429
19959 * combine.c (simplify_shift_const_1): For ASHIFTRT don't optimize
19960 (cst1 >> count) >> cst2 into (cst1 >> cst2) >> count if
19961 mode != result_mode.
19964 * tree-inline.c (remap_decls): Don't add_local_decl if cfun is null.
19966 PR tree-optimization/70405
19967 * ssa-iterators.h (num_imm_uses): Add missing braces.
19969 2016-03-29 Vladimir Makarov <vmakarov@redhat.com>
19971 PR rtl-optimization/68695
19972 * ira-color.c (allocno_copy_cost_saving): New.
19973 (improve_allocation): Use it.
19975 2016-03-29 Richard Henderson <rth@redhat.com>
19977 PR middle-end/70355
19978 * lower-subreg.c (simplify_subreg_concatn): Reject paradoxical subregs.
19980 2016-03-29 Richard Biener <rguenther@suse.de>
19982 PR middle-end/70424
19983 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Always
19984 use alignment returned by get_pointer_alignment_1 if it is
19985 bigger than BITS_PER_UNIT.
19986 * builtins.c (get_pointer_alignment_1): Do not return true
19987 for alignment extracted from SSA info.
19989 2016-03-28 James Bowman <james.bowman@ftdichip.com>
19991 * config/ft32/ft32.opt (mnodiv): New.
19992 * config/ft32/ft32.md (*divsi3, *modsi3): Qualify with TARGET_NODIV.
19993 * doc/invoke.texi (FT32 Options -mnodiv): New.
19995 2016-03-28 Kirill Yukhin <kirill.yukhin@intel.com>
19998 * config/i386/i386.md (define_split, andn): Fix modes.
20000 2016-03-26 Richard Biener <rguenther@suse.de>
20001 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
20004 * ipa-inline-transform.c (inline_call): Pass opts_for_fn (to->decl)
20006 TREE_OPTIMIZATION (DECL_FUNCTION_SPECIFIC_OPTIMIZATION (to->decl))
20007 as 2nd argument to cl_optimization_restore().
20009 2016-03-25 Richard Henderson <rth@redhat.com>
20012 * config/aarch64/aarch64.c (aarch64_asm_output_pool_epilogue): New.
20013 * config/aarch64/aarch64-protos.h: Declare it.
20014 * config/aarch64/aarch64.h (ASM_OUTPUT_POOL_EPILOGUE): New.
20016 2016-03-25 Alan Modra <amodra@gmail.com>
20019 * config/rs6000/constraints.md (j): Simplify.
20020 * config/rs6000/predicates.md (easy_fp_constant): Exclude
20022 * config/rs6000/rs6000.md (zero_fp): New mode_attr.
20023 (mov<mode>_hardfloat, mov<mode>_hardfloat32, mov<mode>_hardfloat64,
20024 mov<mode>_64bit_dm, mov<mode>_32bit): Use zero_fp in place of j
20025 in all constraint alternatives.
20026 (movtd_64bit_nodm): Delete "j" constraint alternative.
20028 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
20030 * tree-ssa-propagate.c: Enhance docs for
20031 SSA_PROP_NOT_INTERESTING.
20033 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
20035 * doc/extend.texi: Fix typo in documentation to pure attribute.
20037 2016-03-24 John David Anglin <danglin@gcc.gnu.org>
20040 * config/pa/pa.md (bswapdi2): Use a scratch register.
20042 2016-03-24 Richard Henderson <rth@redhat.com>
20044 PR middle-end/69845
20045 * fold-const.c (extract_muldiv_1): Correct test for multiplication
20048 2016-03-24 Uros Bizjak <ubizjak@gmail.com>
20050 * config/i386/i386.md (*anddi3_doubleword): Generate AND insn
20051 using ix86_expand_binary_operator instead of gen_andsi3.
20053 2016-03-24 Richard Biener <rguenther@suse.de>
20055 PR tree-optimization/70396
20056 * tree-vect-stmts.c (vectorizable_comparison): Use
20057 get_vectype_for_scalar_type.
20059 2016-03-24 Richard Biener <rguenther@suse.de>
20061 PR middle-end/70370
20062 * gimplify.c (gimplify_asm_expr): Handle !allows_mem outputs
20063 with register bases.
20065 2016-03-24 Richard Biener <rguenther@suse.de>
20067 PR tree-optimization/70372
20068 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Use
20069 build_all_ones_cst to also handle vector types correctly.
20071 2016-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
20074 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Do not set
20077 2016-03-23 Marek Polacek <polacek@redhat.com>
20080 * doc/invoke.texi: Document -Wignored-attributes.
20082 2016-03-23 Bin Cheng <bin.cheng@arm.com>
20084 PR tree-optimization/69042
20085 * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND): Increase the
20086 parameter from 30 to 40.
20088 2016-03-23 Bin Cheng <bin.cheng@arm.com>
20090 PR tree-optimization/69042
20091 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Add IV cand
20092 for use with constant offset stripped in base.
20094 2016-03-23 Richard Biener <rguenther@suse.de>
20096 PR middle-end/70251
20097 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Adjust
20098 mode compatibility check.
20099 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
20101 2016-03-23 Jeff Law <law@redhat.com>
20103 PR tree-optimization/64058
20104 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field
20106 (struct ssa_conflicts): Move up earlier in the file.
20107 (conflicts_, var_map_): New static variables.
20108 (initialize_conflict_count): New function to initialize the
20109 CONFLICT_COUNT field for each conflict pair.
20110 (compare_pairs): Lazily initialize the conflict count and use it
20111 as the first tie-breaker.
20112 (sort_coalesce_list): Add new arguments conflicts, map. Initialize
20113 and wipe conflicts_ and map_ around the call to qsort. Remove
20114 special case for 2 coalesce pairs.
20115 * bitmap.c (bitmap_count_unique_bits): New function.
20116 (bitmap_count_bits_in_word): New function, extracted from
20118 (bitmap_count_bits): Use bitmap_count_bits_in_word.
20119 * bitmap.h (bitmap_count_unique_bits): Declare it.
20121 2016-03-23 Ilya Enkovich <enkovich.gnu@gmail.com>
20124 * config/i386/sol2.h (ASM_OUTPUT_DEF_FROM_DECLS): Follow
20125 transparent alias chain for decl assembler name.
20126 * config/sol2.c (solaris_assemble_visibility): Likewise.
20128 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20130 * config/arm/arm1020e.md (1020call_op): Reduce reservation
20132 (v10_fdivs): Likewise.
20133 (v10_fdivd): Likewise.
20135 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20138 * config/arm/driver-arm.c (host_detect_local_cpu): Reorder exit logic
20139 to not call fclose twice on file.
20141 2016-03-23 Jakub Jelinek <jakub@redhat.com>
20143 PR tree-optimization/70354
20144 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
20145 oprnd0 is wider than oprnd1 and there is a cast from the wider
20146 type to oprnd1, mask it with the mask of the narrower type.
20149 * config/i386/i386.md (*anddi3_doubleword, *<code>di3_doubleword):
20150 Optimize TARGET_STV splitters, if high or low word of last argument
20153 2016-03-22 Jeff Law <law@redhat.com>
20156 tree-ssa-threadbackward.c
20157 (fsm_find_control_statement_thread_paths): Correctly distinguish
20158 between old style jump threads vs FSM jump threads.
20160 2016-03-22 Ilya Enkovich <enkovich.gnu@gmail.com>
20163 * config/i386/i386.c (scalar_chain::convert_op): Support
20164 uninitialized register usage case.
20166 2016-03-22 Richard Biener <rguenther@suse.de>
20168 PR middle-end/70251
20169 * genmatch.c (gen_transform): Adjust last parameter to a three-state
20171 (capture::gen_transform): ... to change behavior when substituting
20172 a condition into cond or not-cond expr context.
20173 (dt_simplify::gen_1): Adjust.
20174 * gimple-match-head.c: Include gimplify.h for unshare_expr.
20175 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Revert
20176 last change and instead change to
20177 A + (B vcmp C ? 1 : 0) -> A - (B vcmp C ? -1 : 0).
20178 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
20180 2016-03-22 Anthony Green <green@moxielogic.com>
20182 * config/moxie/moxiebox.h (CC1_SPEC): Define. Fix endianness
20183 issue for moxiebox targets.
20184 (CC1PLUS_SPEC): Ditto.
20186 2016-03-22 Richard Biener <rguenther@suse.de>
20188 PR middle-end/70333
20189 * fold-const.c (extract_muldiv_1): Properly perform multiplication
20192 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
20194 * config/i386/i386.c (def_builtin): Remove duplicated functionality.
20196 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
20199 * config/i386/i386.c (def_builtin): Handle
20200 OPTION_MASK_ISA_AVX512VL to be and-ed with other
20202 (const struct builtin_description bdesc_special_args[]):
20203 Remove duplicate ISA bits.
20205 2016-03-22 Jakub Jelinek <jakub@redhat.com>
20208 * config/i386/i386.c (ix86_expand_vecop_qihi): Don't bother computing
20209 d.perm[i] for i >= d.nelt. If not full_interleave, compute d.perm[i]
20210 in a way that works also for AVX512BW.
20213 * config/i386/i386.md (cvtsd2ss splitter): Unpack in destination
20214 instead of source if operands[1] is xmm16 and above and
20215 !TARGET_AVX512VL. Use avx512f_vec_dupv16sf_1 instead of
20216 vec_interleave_lowv4sf if we need to unpack xmm16 and above.
20219 * gimplify.c (gimplify_modify_expr): Call gimple_set_no_warning
20220 on assign if (*from_p) is a comparison, set it to
20221 TREE_NO_WARNING (*from_p).
20223 2016-03-21 Jakub Jelinek <jakub@redhat.com>
20225 PR middle-end/70326
20226 * lra.c (restore_scratches): Ignore deleted insns.
20228 2016-03-21 Marc Glisse <marc.glisse@inria.fr>
20229 Jakub Jelinek <jakub@redhat.com>
20231 PR tree-optimization/70317
20232 * match.pd (cmp @0 @0): Pass @0 instead of TYPE_MODE (TREE_TYPE (@0))
20235 2016-03-21 Uros Bizjak <ubizjak@gmail.com>
20238 * config/i386/i386.md (movxi): Use ix86_expand_vector_move instead
20239 of ix86_expand_move.
20241 (movti): Use general_operand for operand 1 predicate.
20243 2016-03-21 Martin Liska <mliska@suse.cz>
20245 * hsa-dump.c (dump_hsa_insn_1): dump default branch of SBR
20247 (dump_hsa_symbol): Dump BRIG offset of hsa_symbols.
20249 2016-03-21 Martin Liska <mliska@suse.cz>
20252 * ipa-icf.c (sem_function::parse): Skip static
20253 constructors and destructors.
20255 2016-03-21 Jakub Jelinek <jakub@redhat.com>
20258 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If IDENT is
20259 function-like macro, peek following token(s) if it is followed
20260 by CPP_OPEN_PAREN token with optional padding in between, and
20261 if not, don't treat it like a macro.
20263 2016-03-21 Thomas Schwinge <thomas@codesourcery.com>
20264 Alexander Monakov <amonakov@ispras.ru>
20266 * config/nvptx/nvptx.c (nvptx_option_override): Don't emit sorry
20267 for the stabs debug format.
20269 2016-03-21 Richard Biener <rguenther@suse.de>
20271 PR tree-optimization/70310
20272 * tree-vect-generic.c (expand_vector_condition): Fold the built
20275 2016-03-21 Kirill Yukhin <kirill.yukhin@intel.com>
20278 * config/i386/sse.md: (define_insn "*vec_dup<mode>"/AVX2):
20279 Block third alternative for AVX-512VL target,
20281 2016-03-21 Martin Liska <mliska@suse.cz>
20284 * hsa-brig.c (emit_function_directives): Mark unemitted
20285 global variables for emission.
20286 * hsa-gen.c (hsa_symbol::hsa_symbol): Initialize a new flag.
20287 (get_symbol_for_decl): Likewise.
20288 * hsa.h (struct hsa_symbol): New flag.
20290 2016-03-21 Richard Biener <rguenther@suse.de>
20292 PR tree-optimization/70288
20293 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Make sure
20294 we do not estimate unsimplified all-constant conditionals or
20295 switches as optimized away.
20297 2016-03-21 Andrey Belevantsev <abel@ispras.ru>
20299 PR rtl-optimization/69102
20300 * sched-deps.c (sched_analyze_insn): Do not set last_args_size field
20301 when we have a readonly dependency context.
20303 2016-03-18 Jeff Law <law@redhat.com>
20305 PR rtl-optimization/70263
20306 * ira.c (memref_used_between_p): Assert we found END in the insn chain.
20307 (update_equiv_regs): When trying to move a store to after the insn
20308 that sets the source of the store, make sure the store occurs after
20309 the insn that sets the source of the store. When successful note
20310 the REG_EQUIV note created in the dump file.
20312 2016-03-16 David Wohlferd <dw@LimeGreenSocks.com>
20313 Bernd Schmidt <bschmidt@redhat.com>
20315 * doc/extend.texi: Document more potential problems with basic asms.
20317 2016-03-18 Bernd Schmidt <bschmidt@redhat.com>
20319 PR rtl-optimization/70278
20320 * lra-constraints.c (split_reg): Handle the case where biggest_mode is
20323 2016-03-18 Jason Merrill <jason@redhat.com>
20325 * calls.c (load_register_parameters): Fix zero size sibcall logic.
20327 2016-03-18 Kirill Yukhin <kirill.yukhin@intel.com>
20329 * config/i386/sse.md: Use vpbroadcastq for broadcasting DF
20330 values to 128b regs.
20332 2016-03-18 Ilya Enkovich <enkovich.gnu@gmail.com>
20334 PR tree-optimization/70252
20335 * tree-vect-stmts.c (supportable_widening_operation): Check resulting
20336 boolean vector has a proper number of elements.
20337 (supportable_narrowing_operation): Likewise.
20339 2016-03-18 Tom de Vries <tom@codesourcery.com>
20342 * cgraph.c (cgraph_node::get_body): Set dump_file to NULL after save.
20344 2016-03-18 Jakub Jelinek <jakub@redhat.com>
20346 * reload1.c (emit_input_reload_insns): Use simplify_replace_rtx
20347 instead of replace_rtx for DEBUG_INSNs.
20349 2016-03-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
20351 * config/i386/znver1.md : Fix latencies of FP/SSE/AVX
20352 load type reservations.
20354 2016-03-17 John David Anglin <danglin@gcc.gnu.org>
20357 * config/pa/constraints.md: Revert 2015-02-13 change. Use
20358 define_constraint for "Q" and "T" constraints.
20360 2016-03-17 Evandro Menezes <e.menezes@samsung.com>
20362 Tweak the pipeline model for Exynos M1
20364 * config/aarch64/aarch64.c (exynosm1_tunings): Enable weak prefetching
20367 2016-03-17 David Malcolm <dmalcolm@redhat.com>
20370 * diagnostic-show-locus.c (compatible_locations_p): Handle the case
20371 where one or both locations aren't within a line_map.
20373 2016-03-17 H.J. Lu <hongjiu.lu@intel.com>
20376 * opts.c (finish_options): Don't set flag_pie to the default if
20377 -fpic, -fPIC, -fno-pic or -fno-PIC is used. Set flag_pic to 0
20380 2016-03-17 Joern Rennecke <joern.rennecke@embecosm.com>
20382 * config/i386/i386.md (*movv4qicc_insn+1..36): Pass
20383 true as ALL_REGS argument to replace_rtx.
20385 2016-03-17 Richard Biener <rguenther@suse.de>
20388 * dwarf2out.c (dwarf2out_early_finish): Process deferred_asm_name
20391 2016-03-17 Jakub Jelinek <jakub@redhat.com>
20394 * rtl.h (replace_rtx): Add ALL_REGS argument.
20395 * rtlanal.c (replace_rtx): Likewise. If true, use REGNO
20396 equality and assert mode is the same, instead of just rtx pointer
20398 * config/i386/i386.md (mov + arithmetics with load peephole): Pass
20399 true as ALL_REGS argument to replace_rtx.
20401 2016-03-17 Ilya Enkovich <enkovich.gnu@gmail.com>
20403 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Apply
20404 for boolean vector with vector mode only.
20405 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
20407 2016-03-17 Nick Clifton <nickc@redhat.com>
20410 * config/rx/rx.c (rx_print_integer): Print negative constants in
20413 2016-03-17 Jakub Jelinek <jakub@redhat.com>
20416 * rtlanal.c (replace_rtx): Revert 2016-03-16 change.
20418 2016-03-16 Richard Henderson <rth@redhat.com>
20419 Richard Biener <rguenth@suse.de>
20421 PR middle-end/70240
20422 PR middle-end/68215
20424 * gimplify.c (gimplify_expr) [VEC_COND_EXPR]: Gimplify the
20425 first operand as is_gimple_condexpr.
20427 PR middle-end/70240
20428 PR middle-end/68215
20430 2015-12-11 Eric Botcazou <ebotcazou@adacore.com>
20431 * tree-vect-generic.c (tree_vec_extract): Remove GSI parameter.
20432 Do not gimplify the result.
20433 (do_unop): Adjust call to tree_vec_extract.
20434 (do_binop): Likewise.
20435 (do_compare): Likewise.
20436 (do_plus_minus): Likewise.
20437 (do_negate): Likewise.
20438 (expand_vector_condition): Likewise.
20439 (do_cond): Likewise.
20441 2016-03-16 Richard Henderson <rth@redhat.com>
20444 * config/aarch64/aarch64.c (virt_or_elim_regno_p): New.
20445 (aarch64_classify_address): Use it.
20446 (aarch64_legitimize_address): Force all subexpressions of PLUS
20447 into registers. Simplify as (sfp+const)+reg or (reg+reg)+const.
20449 2016-03-16 Jakub Jelinek <jakub@redhat.com>
20450 Richard Biener <rguenth@suse.de>
20453 * rtlanal.c (replace_rtx): For REG, if from is a REG,
20454 return to even if only REGNO is equal, and assert
20457 2016-03-11 Jeff Law <law@redhat.com>
20459 PR rtl-optimization/70224
20460 * reorg.c (relax_delay_slots): Pass right argument to CROSSING_JUMP_P.
20462 2016-03-16 Richard Henderson <rth@redhat.com>
20464 PR middle-end/70199
20465 * function.h (struct function): Add has_forced_label_in_static.
20466 * gimplify.c (force_labels_r): Set it.
20467 * lto-streamer-in.c (input_struct_function_base): Read it.
20468 * lto-streamer-out.c (output_struct_function_base): Write it.
20469 * tree-inline.c (has_label_address_in_static_1): Remove.
20470 (copy_forbidden): Remove fndecl parameter; test
20471 has_forced_label_in_static.
20472 (inline_forbidden_p): Update call to copy_forbidden.
20473 (tree_versionable_function_p): Likewise.
20474 * ipa-chkp.c (chkp_instrumentable_p): Likewise.
20475 (chkp_versioning): Likewise.
20476 * tree-inline.h (copy_forbidden): Update decl.
20478 2016-03-16 Marek Polacek <polacek@redhat.com>
20481 * cgraphunit.c (cgraph_node::expand_thunk): Also build call to the
20482 function being thunked if the result type doesn't have fixed size.
20483 * gimplify.c (gimplify_modify_expr): Also set LHS if the result type
20484 doesn't have fixed size.
20486 2016-03-16 Bin Cheng <bin.cheng@arm.com>
20488 * tree-vect-loop.c (vect_analyze_loop_2): Fix wrong dump info by
20489 reporting malformed loop nest.
20491 2016-03-16 Tom de Vries <tom@codesourcery.com>
20494 * ipa-devirt.c (possible_polymorphic_call_targets): Move
20495 nodes.length () == 1 test to before first nodes[0] access.
20497 2016-03-16 Tom de Vries <tom@codesourcery.com>
20499 PR tree-optimization/68715
20500 * graphite-scop-detection.c (scop_detection::merge_sese): Add missing
20501 single_pred_p test.
20503 2016-03-16 Tom de Vries <tom@codesourcery.com>
20505 PR tree-optimization/68809
20506 * graphite-scop-detection.c (same_close_phi_node): Test if result types
20509 2016-03-16 Carlos O'Donell <carlos@redhat.com>
20510 Sandra Loosemore <sandra@codesourcery.com>
20512 * doc/extend.texi (Common Function Attributes): Describe ifunc impact
20513 on leaf attribute. Mention ELF interposition problems.
20515 2016-03-16 Alan Modra <amodra@gmail.com>
20517 PR rtl-optimization/69195
20518 PR rtl-optimization/47992
20519 * ira.c (indirect_jump_optimize): Ignore artificial defs.
20522 2016-03-15 Eric Botcazou <ebotcazou@adacore.com>
20525 * dwarf2out.c (flush_limbo_die_list): Really flush the limbo list.
20527 2016-03-15 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
20529 * config/avr/avr.md (rotl<mode>3): Set mode for operand 2.
20531 2016-03-15 Jakub Jelinek <jakub@redhat.com>
20533 PR rtl-optimization/70222
20534 * combine.c (simplify_shift_const_1): For A >> B >> C LSHIFTRT
20535 optimization if mode is different from result_mode, queue up masking
20536 of the result in outer_op. Formatting fix.
20538 PR middle-end/70239
20539 * tree-ssa-sccvn.c (VN_INFO_GET): Use safe_grow_cleared instead
20542 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
20544 PR rtl-optimization/69032
20545 * sel-sched-ir.c (get_seqno_by_preds): Include both insn and head when
20546 looping backwards over basic block insns.
20548 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
20551 * sel-sched-ir.c (merge_expr): Avoid changing the speculative pattern
20552 to non-speculative when propagating trap bits.
20554 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
20556 PR rtl-optimization/63384
20557 * sel-sched.c (invoke_aftermath_hooks): Do not decrease issue_more on
20558 DEBUG_INSN_P insns.
20560 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
20563 * sched-deps.c (get_implicit_reg_pending_clobbers): New function,
20564 factored out from ...
20565 (sched_analyze_insn): ... here.
20566 * sched-int.h (get_implicit_reg_pending_clobbers): Declare it.
20567 * sel-sched-ir.c (setup_id_implicit_regs): New function, use
20568 get_implicit_reg_pending_clobbers in it.
20569 (setup_id_reg_sets): Use setup_id_implicit_regs.
20570 (deps_init_id): Ditto.
20572 2016-03-15 Tom de Vries <tom@codesourcery.com>
20575 * cgraph.c (cgraph_node::get_body): Save, reset and restore
20577 * passes.c (execute_one_ipa_transform_pass): Add missing argument to
20578 execute_function_dump.
20579 (execute_one_pass): Don't dump function if it will be dumped after ipa
20582 2016-03-15 Segher Boessenkool <segher@kernel.crashing.org>
20584 * genrecog.c (match_pattern_2): If pred is NULL don't call
20585 safe_predicate_mode on it.
20587 2016-03-14 Jakub Jelinek <jakub@redhat.com>
20589 PR middle-end/70219
20590 * lra-constraints.c (delete_move_and_clobber): Change assertion
20591 to also allow dregno == 0.
20593 2016-03-14 Richard Henderson <rth@redhat.com>
20596 * tree-ssa-reassoc.c (ovce_extract_ops, optimize_vec_cond_expr): New.
20597 (can_reassociate_p): Allow ANY_INTEGRAL_TYPE_P.
20598 (reassociate_bb): Use optimize_vec_cond_expr; avoid
20599 optimize_range_tests, attempt_builtin_copysign and attempt_builtin_powi
20602 2016-03-14 Bernd Schmidt <bschmidt@redhat.com>
20605 * lra-lives.c (process_bb_lives): Also update biggest mode for hard
20607 (lra_create_live_ranges_1): initialize hard register biggest_mode to
20609 * lra-constraints.c (split_reg): For hard regs, try to find the
20610 biggest single-register mode used in the function.
20612 2016-03-14 Richard Biener <rguenther@suse.de>
20614 PR tree-optimization/56365
20615 * tree-ssa-phiopt.c (minmax_replacement): Handle alternate
20616 constants to compare against.
20618 2016-03-14 Segher Boessenkool <segher@kernel.crashing.org>
20621 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
20622 *ctr<mode>_internal5, *ctr<mode>_internal6): Also allow "d" as output.
20623 (define_split for the GPR case): Use int_reg_operand instead of
20624 gpc_reg_operand for the output.
20626 2016-03-14 Tom de Vries <tom@codesourcery.com>
20628 PR tree-optimization/70045
20629 * graphite-isl-ast-to-gimple.c (graphite_create_new_loop_guard): Unshare
20630 create_empty_if_region_on_edge argument.
20632 2016-03-13 Eric Botcazou <ebotcazou@adacore.com>
20634 * config/arm/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Define.
20635 (STACK_CHECK_PROTECT): Likewise.
20636 * config/i386/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
20637 (STACK_CHECK_PROTECT): Likewise.
20638 * config/rs6000/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
20639 (STACK_CHECK_PROTECT): Likewise.
20640 * config/rs6000/vxworksae.h (STACK_CHECK_PROTECT): Likewise.
20641 * config/sparc/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
20642 (STACK_CHECK_PROTECT): Likewise.
20644 2016-03-12 Andrey Belevantsev <abel@ispras.ru>
20646 PR rtl-optimization/69307
20647 * sel-sched.c (choose_best_pseudo_reg): Properly check for hard
20648 registers in modes that span more than one register.
20650 2016-03-12 Vladimir Makarov <vmakarov@redhat.com>
20653 * lra-constraints.c (delete_move_and_clobber): New.
20654 (remove_inheritance_pseudos): Use it.
20656 2016-03-12 Eric Botcazou <ebotcazou@adacore.com>
20659 * calls.c (emit_library_call_value_1): Clear the ECF_NOTHROW flag if
20660 the libcall is LCT_THROW.
20661 * explow.c (probe_stack_range): Pass LCT_THROW to emit_library_call
20662 for the checking routine.
20664 2016-03-11 Michael Meissner <meissner@linux.vnet.ibm.com>
20667 * config/rs6000/rs6000.md (round32<mode>2_fprs): Do not do the
20668 optimization if we have direct move.
20669 (roundu32<mode>2_fprs): Likewise.
20671 2016-03-11 Bernd Schmidt <bschmidt@redhat.com>
20674 * lra-remat.c (operand_to_remat): Disallow hard regs in the value t
20676 (reg_overlap_for_remat_p): Renamed from input_regno_present_p.
20677 Arguments swapped. All callers changed. Take reg_renumber into
20678 account, and Calculate and compare register ranges for hard regs.
20680 2016-03-11 Jeff Law <law@redhat.com>
20682 PR tree-optimization/70190
20683 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
20684 Handle cases where we can not extract the taken edge, even though we
20685 found a constant value.
20687 PR tree-optimization/64058
20688 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field INDEX.
20689 (num_coalesce_pairs): Move up earlier in file.
20690 (find_coalesce_pair): Initialize the INDEX field for each pair
20692 (compare_pairs): No longer sort on the elements in each pair.
20693 Instead break ties with the index of the coalesce pair.
20695 2016-03-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20698 * config/aarch64/aarch64-protos.h
20699 (aarch64_save_restore_target_globals): New prototype.
20700 * config/aarch64/aarch64-c.c (aarch64_pragma_target_parse):
20701 Call the above when popping pragma.
20702 * config/aarch64/aarch64.c (aarch64_save_restore_target_globals):
20704 (aarch64_set_current_function): Rewrite using the above.
20706 2016-03-11 Jakub Jelinek <jakub@redhat.com>
20708 PR tree-optimization/70177
20709 * gimple-expr.h (extract_ops_from_tree_1): Renamed to ...
20710 (extract_ops_from_tree): ... this. In the 2 argument
20711 overload remove _1 suffix.
20712 * gimple-expr.c (extract_ops_from_tree_1): Renamed to ...
20713 (extract_ops_from_tree): ... this.
20714 * gimple.c (gimple_build_assign, gimple_assign_set_rhs_from_tree):
20716 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
20717 * tree-ssa-forwprop.c (defcodefor_name): Call 3 operand
20718 extract_ops_from_tree instead of 2 operand one.
20720 2016-03-11 Alan Lawrence <alan.lawrence@arm.com>
20722 PR tree-optimization/70013
20723 * tree-sra.c (analyze_access_subtree): Also set grp_unscalarized_data
20724 for constant-pool entries.
20726 2016-03-11 Jakub Jelinek <jakub@redhat.com>
20728 PR rtl-optimization/70174
20729 * expmed.c (store_bit_field_using_insv): Use gen_lowpart_if_possible
20730 followed by gen_lowpart on force_reg instead of just gen_lowpart.
20732 PR tree-optimization/70169
20733 * tree-ssa-loop.c (gen_lsm_tmp_name): Handle FUNCTION_DECL and
20734 LABEL_DECL like VAR_DECL. Emit nothing instead of gcc_unreachable
20737 2016-03-11 Ilya Enkovich <enkovich.gnu@gmail.com>
20738 Jakub Jelinek <jakub@redhat.com>
20741 * config/i386/i386.c (scalar_chain::convert_reg): Skip uses
20742 of uninitialized values.
20744 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
20746 * config/s390/s390.md ("trunctddd2"): Turn former define_insn into
20748 ("*trunctddd2"): New pattern definition.
20749 ("trunctdsd2"): Set prep_for_short_prec rounding mode for the
20752 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
20754 * config/s390/s390.md (BFP_RND_*, DFP_RND_*): Add new constant
20755 definitions for BFP and DFP rounding modes.
20756 ("fixuns_truncdddi2", "fixuns_trunctddi2")
20757 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2")
20758 ("fix_trunc<DSF:mode><GPR:mode>2", "fix_trunc<mode>di2")
20759 ("fix_trunctf<mode>2"): Use the new constants instead of magic
20762 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
20764 * config/s390/constraints.md: Adjust comment.
20765 ("Y"): Adjust comment. Rename s390_decompose_shift_count to
20766 s390_decompose_addrstyle_without_index.
20767 * config/s390/predicates.md (shift_count_or_setmem_operand):
20768 Rename to setmem_operand.
20769 * config/s390/s390-protos.h
20770 (s390_decompose_shift_count): Rename to
20771 s390_decompose_addrstyle_without_index.
20772 * config/s390/s390.c (s390_decompose_shift_count)
20773 (s390_mem_constraint, print_shift_count_operand)
20774 (print_operand_address, print_operand): Rename
20775 s390_decompose_shift_count to
20776 s390_decompose_addrstyle_without_index and rename
20777 print_shift_count_operand to print_addrstyle_operand troughout the
20779 * config/s390/s390.md ("setmem_long_<P:mode>", "*setmem_long")
20780 ("*setmem_long_and", "*setmem_long_31z", "*setmem_long_and_31z"):
20781 Rename shift_count_or_setmem_operand to setmem_operand.
20782 * config/s390/vx-builtins.md ("vec_insert<mode>")
20783 ("vec_promote<mode>"): Replace shift_count_or_setmem_operand with
20786 2016-03-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
20789 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
20790 Handle overlapping retval and newval.
20792 2016-03-10 Nick Clifton <nickc@redhat.com>
20795 * config/aarch64/aarch64.c
20796 (aarch64_override_options_after_change_1): When forcing
20797 flag_omit_frame_pointer to be true, use a special value that can
20798 be detected if this function is called again, thus preventing
20799 flag_omit_leaf_frame_pointer from being forced to be false.
20801 2016-03-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20803 * common/config/aarch64/aarch64-common.c (aarch64_handle_option):
20804 Set x_flag_omit_leaf_frame_pointer when handling
20805 -momit-leaf-frame-pointer.
20807 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
20810 * cgraph.c (cgraph_node::dump): Dump split_part and
20811 indirect_call_target.
20812 * cgraph.h (cgraph_node): Add indirect_call_target flag.
20813 * ipa.c (has_addr_references_p): Cleanup.
20814 (is_indirect_call_target_p): New.
20815 (walk_polymorphic_call_targets): Do not mark virtuals that may be
20816 called indirectly as local.
20817 (symbol_table::remove_unreachable_nodes): Compute indirect_call_target.
20819 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
20822 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
20823 on cxa_pure_virtual.
20825 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
20828 * tree.c (free_lang_data_in_decl): Clear visibility of TYPE_DECL.
20830 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
20833 * tree.c (need_assembler_name_p): Only record main variant type names.
20835 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
20838 * config/aarch64/aarch64.h (TARGET_FIX_ERR_A53_843419_DEFAULT):
20839 Always define to 0 or 1.
20840 (TARGET_FIX_ERR_A53_843419): New macro.
20841 * config/aarch64/aarch64-elf-raw.h
20842 (TARGET_FIX_ERR_A53_843419_DEFAULT): Update for above changes.
20843 * config/aarch64/aarch64-linux.h: Likewise.
20844 * config/aarch64/aarch64.c
20845 (aarch64_override_options_after_change_1): Do not default
20846 aarch64_nopcrelative_literal_loads to true if Cortex-A53 erratum
20848 (aarch64_attributes): Handle fix-cortex-a53-843419.
20849 (aarch64_can_inline_p): Likewise.
20850 * config/aarch64/aarch64.opt (aarch64_fix_a53_err843419): Save.
20852 2016-03-10 Alan Lawrence <alan.lawrence@arm.com>
20853 Jakub Jelinek <jakub@redhat.com>
20855 * common.opt (funconstrained-commons, flag_unconstrained_commons): New.
20856 * tree.c (array_at_struct_end_p): Do not limit to size of decl for
20857 DECL_COMMONS if flag_unconstrained_commons is set.
20858 * tree-dfa.c (get_ref_base_and_extent): Likewise.
20859 * doc/invoke.texi (Optimize Options): Add -funconstrained-commons.
20860 (funconstrained-commons): Document.
20862 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
20864 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add
20865 aarch64-fusion-pairs.def and aarch64-tuning-flags.def
20867 2016-03-10 Ilya Enkovich <enkovich.gnu@gmail.com>
20869 * tree-vect-stmts.c (vectorizable_mask_load_store): Check mask
20870 has a proper number of elements.
20872 2016-03-10 Alan Modra <amodra@gmail.com>
20874 PR rtl-optimization/69195
20875 PR rtl-optimization/47992
20876 * ira.c (recorded_label_ref): Delete.
20877 (update_equiv_regs): Return void.
20878 (indirect_jump_optimize): New function.
20879 (ira): Call indirect_jump_optimize and delete_trivially_dead_insns
20880 before regstat_compute_ri. Don't rebuild_jump_labels here.
20881 Delete update_regstat.
20883 2016-03-10 Richard Biener <rguenther@suse.de>
20885 PR tree-optimization/70128
20886 * tree-ssa-structalias.c (set_uids_in_ptset): Set
20887 vars_contains_nonlocal for any FUNCTION_DECL or LABEL_DECL.
20889 2016-03-09 Jakub Jelinek <jakub@redhat.com>
20891 PR tree-optimization/70152
20892 * tree-sra.c (replace_removed_params_ssa_names): Copy over
20893 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from old_name to new_name.
20896 * config/i386/i386.md (truncdfsf2 splitter): Use gen_vec_concatv2df
20897 instead of gen_sse2_loadlpd.
20898 * config/i386/sse.md (*vec_concatv2df): Rename to...
20899 (vec_concatv2df): ... this.
20901 PR tree-optimization/70127
20902 * fold-const.c (operand_equal_p): Revert the 2015-10-28 change.
20904 2016-03-09 David Malcolm <dmalcolm@redhat.com>
20908 * diagnostic-show-locus.c (compatible_locations_p): New function.
20909 (layout::layout): Sanitize ranges using compatible_locations_p.
20911 2016-03-09 David Malcolm <dmalcolm@redhat.com>
20915 * diagnostic-show-locus.c (layout_range::layout_range): Replace
20916 location_range param with three const expanded_locations * and a
20918 (layout::layout): Replace call to
20919 rich_location::lazily_expand_location with get_expanded_location.
20920 Extract the range and perform location expansion here, passing
20921 the results to the layout_range ctor.
20922 * diagnostic.c (source_range::debug): Delete.
20923 * diagnostic.h (diagnostic_expand_location): Reimplement in terms
20924 of rich_location::get_expanded_location.
20925 * gcc-rich-location.c (get_range_for_expr): Delete.
20926 (gcc_rich_location::add_expr): Reimplement to avoid the
20927 rich_location::add_range overload that took a location_range,
20928 passing a location_t instead.
20930 2016-03-09 Richard Biener <rguenther@suse.de>
20931 Jakub Jelinek <jakub@redhat.com>
20933 PR tree-optimization/70138
20934 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
20935 Also skip vect_double_reduction_def.
20937 2016-03-09 Jakub Jelinek <jakub@redhat.com>
20940 * config/i386/sse.md (*vec_extract<mode>): Use %0 instead of %k0
20941 if the operand is "m".
20943 2016-03-09 Nathan Sidwell <nathan@acm.org>
20945 * config/nvptx/nvptx.c (nvptx_option_override): Don't kill debug level.
20947 2016-03-09 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
20949 * config/i386/i386.c (processor_target_table): Fix cost table
20950 intialization order for znver1.
20952 2016-03-08 Jakub Jelinek <jakub@redhat.com>
20954 * ipa-polymorphic-call.c (walk_ssa_copies): Fix spelling
20955 - becuase -> because.
20956 * ipa-reference.c (ignore_module_statics): Likewise.
20957 * cgraph.c (cgraph_node::get_body): Likewise.
20958 * ipa-inline.c (early_inliner): Likewise.
20959 * ipa-devirt.c (types_same_for_odr): Likewise.
20960 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
20961 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Likewise.
20963 2016-03-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20965 * tree-ssa-math-opts.c: Fix typo in comment.
20967 2016-03-08 Jakub Jelinek <jakub@redhat.com>
20970 * config/i386/i386.c (scalar_chain::make_vector_copies,
20971 scalar_chain::convert_reg): Call end_sequence in between
20972 get_insns and emit_conversion_insns rather than after both
20975 2016-03-07 Uros Bizjak <ubizjak@gmail.com>
20978 * config/i386/i386.h (machine_function): Add
20979 pc_thunk_call_expanded flag.
20980 (ix86_pc_thunk_call_expanded): New define.
20981 * config/i386/i386.md (set_got, set_got_labelled): New expanders.
20982 (*set_got): Rename insn pattern from set_got.
20983 (*set_got_labelled): Rename inst pattern from set_got_labelled.
20984 * config/i386/i386.c (ix86_compute_frame_layout): Use
20985 ix86_pc_thunk_call_expanded to prevent red-zone.
20987 2016-03-07 Martin Jambor <mjambor@suse.cz>
20989 * hsa.h (hsa_get_ctor_statements): Declare.
20990 (hsa_get_dtor_statements): Likewise.
20991 (hsa_get_kernel_dispatch_type): Likewise.
20992 * hsa.c (hsa_get_ctor_statements): New function.
20993 (hsa_get_dtor_statements): Likewise.
20994 (hsa_get_kernel_dispatch_type): Likewise.
20995 * hsa-brig.c (hsa_cdtor_statements): Removed.
20996 (hsa_output_libgomp_mapping): Use hsa_get_ctor_statements and
20997 hsa_get_dtor_statements.
20998 * hsa-gen.c (hsa_kernel_dispatch_type): Removed.
20999 (get_hsa_kernel_dispatch_offset): Use hsa_get_kernel_dispatch_type.
21001 2016-03-07 Andre Vieira <andre.simoesdiasvieira@arm.com>
21003 * config/arm/arm-cores.def (cortex-r8): New.
21004 * config/arm/arm-tables.opt (cortex-r8): Regenerate.
21005 * config/arm/arm-tune.md: Likewise.
21006 * doc/invoke.texi: Add cortex-r8 to list of cpu values.
21008 2016-03-07 Martin Sebor <msebor@redhat.com>
21010 PR rtl-optimization/19705
21011 * doc/invoke.texi (Options That Control Optimization): Clarify
21012 -fno-branch-count-reg.
21014 2016-02-26 Richard Biener <rguenther@suse.de>
21015 Jeff Law <law@redhat.com>
21017 PR tree-optimization/69740
21018 * cfghooks.c (remove_edge): Request loop fixups if we delete
21019 an edge that might turn an irreducible loop into a natural
21021 * cfgloop.h (check_verify_loop_structure): Clear LOOPS_NEED_FIXUP.
21022 Move after definition of loops_state_clear.
21024 2016-03-07 Bin Cheng <bin.cheng@arm.com>
21026 PR rtl-optimization/69052
21027 * rtlanal.c (commutative_operand_precedence): Set higher precedence
21030 2016-03-07 Tom de Vries <tom@codesourcery.com>
21032 PR tree-optimization/70116
21033 * tree-ssa-tail-merge.c (merge_stmts_p): New function, handling
21034 is_tm_ending stmts and ubsan/asan internal functions.
21035 (find_duplicate): Use it. Don't test is_tm_ending here.
21037 2016-03-07 Richard Biener <rguenther@suse.de>
21039 PR tree-optimization/70115
21040 * tree-ssa-loop-ivcanon.c (propagate_into_all_uses): Remove.
21041 (propagate_constants_for_unrolling): Use replace_uses_by.
21043 2016-03-07 Nathan Sidwell <nathan@codesourcery.com>
21045 PR middle-end/69916
21046 * omp-low.c (struct oacc_loop): Add ifns.
21047 (new_oacc_loop_raw): Initialize it.
21048 (finish_oacc_loop): Clear mask & flags if no ifns.
21049 (oacc_loop_discover_walk): Count IFN_GOACC_LOOP calls.
21050 (oacc_loop_xform_loop): Add ifns arg & adjust.
21051 (oacc_loop_process): Adjust oacc_loop_xform_loop call.
21053 2016-03-07 Richard Henderson <rth@redhat.com>
21056 * tree-outofssa.c (emit_partition_copy): Flush pending stack adjust.
21057 (insert_value_copy_on_edge): Likewise.
21059 2016-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21061 * config/arm/arm_neon.h: Show error if using with soft-float ABI.
21063 2016-03-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
21066 * config/i386/sol2.h (STACK_REALIGN_DEFAULT): Define.
21068 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
21070 * config/i386/i386.c (znver1_cost): Fix Multiply cost.
21072 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
21074 Fix sseimul type attribute.
21075 * config/i386/znver1.md
21076 (znver1_sseimul, znver1_sseimul_avx256, znver1_sseimul_load,
21077 znver1_sseimul_avx256_load) : Fix the type attribute.
21078 (znver1_sseimul_di, znver1_sseimul_load_di): Fix type attribute,
21079 pipe usage and latency.
21081 2016-03-05 Jakub Jelinek <jakub@redhat.com>
21084 * tree-inline.c (copy_tree_body_r): When cancelling ADDR_EXPR
21085 of INDIRECT_REF and ADDR_EXPR changed type, fold_convert it
21088 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
21091 * targhooks.c (default_vector_alignment): Limit to MAX_OFILE_ALIGNMENT.
21093 PR rtl-optimization/69941
21094 * postreload.c (reload_combine_recognize_pattern): Ensure all uses of
21095 the reg share its mode.
21097 2016-03-04 Jeff Law <law@redhat.com>
21099 PR tree-optimization/69196
21100 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
21101 If the both SSA_NAMEs are anonymous, then consider them unassociated
21102 and include the PHI in the statement count.
21104 2016-03-05 Tom de Vries <tom@codesourcery.com>
21106 * omp-low.c (check_omp_nesting_restrictions): Check for non-oacc
21107 construct in oacc routine. Check for oacc region in oacc routine.
21109 2016-03-04 Jakub Jelinek <jakub@redhat.com>
21112 * config/i386/i386.c (decide_alg): Add RECUR argument. Revert
21113 2016-02-22 changes, instead don't recurse if RECUR is already true.
21114 Don't change *dynamic_check if RECUR. Adjust recursive caller
21115 to pass true to the new argument.
21116 (ix86_expand_set_or_movmem): Adjust decide_alg caller.
21119 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
21120 <extract_type_2>_vinsert<shuffletype><extract_suf_2>_mask): Formatting
21122 (vec_set_hi_<mode><mask_name>): Likewise. Swap VEC_CONCAT operands.
21124 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
21126 PR rtl-optimization/57676
21127 * lra-assigns.c (lra_assign): Guard test for maximum iterations
21128 with flag_checking.
21130 2016-03-04 Ilya Enkovich <enkovich.gnu@gmail.com>
21132 * tree-vect-patterns.c (search_type_for_mask): Handle
21133 comparison of booleans.
21135 2016-03-04 Jakub Jelinek <jakub@redhat.com>
21137 * doc/extend.texi (__builtin_alloca, __builtin_alloca_with_align):
21141 * dwarf2out.c (prune_unused_types_walk_loc_descr): Handle
21142 all other ops that have dw_val_class_die_ref operands,
21143 and DW_OP_GNU_entry_value.
21145 2016-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21147 PR rtl-optimization/69904
21148 * config/arm/arm.c (arm_cannot_copy_insn_p):
21149 Return true for load-exclusive instructions.
21151 2016-03-03 Jakub Jelinek <jakub@redhat.com>
21154 * tree-vect-stmts.c (vect_mark_relevant): Remove USED_IN_PATTERN
21155 argument, if STMT_VINFO_IN_PATTERN_P (stmt_info), always mark
21156 the pattern no matter if it is used just by non-pattern, pattern
21158 (process_use, vect_mark_stmts_to_be_vectorized): Adjust callers.
21159 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
21160 oprnd1 def_stmt is in pattern, don't look through it.
21162 2016-03-03 Marek Polacek <polacek@redhat.com>
21164 PR middle-end/70050
21165 * match.pd (X % -Y): Add INTEGRAL_TYPE_P check.
21167 2016-03-03 Martin Liska <mliska@suse.cz>
21169 PR tree-optimization/70043
21170 * tree-vect-loop.c (optimize_mask_stores): Move iterator to
21171 previous statement if we see a debug statement.
21173 2016-03-03 Richard Biener <rguenther@suse.de>
21175 PR tree-optimization/55936
21176 * tree-vrp.c (compare_name_with_value): Add use_equiv_p
21177 parameter and guard unsafe equivalence use.
21178 (vrp_evaluate_conditional_warnv_with_ops): Always use
21179 safe equivalences but not via the quadratic compare_names
21182 2016-03-03 Michael Collison <michael.collison@linaro.org>
21185 * config/arm/arm.md (*subsi3_carryin_const): Change predicate
21186 for operand 1 to s_register_operand. Change predicate for operand
21187 2 to arm_not_immediate_operand.
21189 2016-03-02 H.J. Lu <hongjiu.lu@intel.com>
21191 * doc/tm.texi: Regenerated.
21193 2016-03-02 Richard Henderson <rth@redhat.com>
21196 * simplify-rtx.c (simplify_plus_minus): Allow reassoc without
21197 simplification when all args are positive non-fixed registers.
21199 2016-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21201 * target.def (lra_p): Specify that new ports should use LRA.
21203 2016-03-02 Jakub Jelinek <jakub@redhat.com>
21206 * gimplify.c (gimplify_decl_expr): For decls with REFERENCE_TYPE, also
21207 gimplify_type_sizes the type they refer to.
21208 (omp_notice_variable): Handle reference vars to VLAs.
21209 * omp-low.c (lower_omp_target): Emit setup of OMP_CLAUSE_PRIVATE
21210 reference to VLA decls in the second pass instead of first pass.
21212 2016-03-02 Tom de Vries <tom@codesourcery.com>
21214 PR tree-optimization/68659
21215 * graphite-isl-ast-to-gimple.c (collect_all_ssa_names): Handle
21216 new_expr == NULL_TREE.
21217 (get_new_name): Handle ADDR_EXPR.
21219 2016-03-02 Bin Cheng <bin.cheng@arm.com>
21221 PR rtl-optimization/69052
21222 * loop-invariant.c (canonicalize_address): New function.
21223 (inv_can_prop_to_addr_use): Check validity of address expression
21224 which is canonicalized by above function.
21226 2016-03-02 Alan Modra <amodra@gmail.com>
21229 * ipa-icf.c (sem_variable::merge): Do not merge an alias with
21232 2016-03-02 Jakub Jelinek <jakub@redhat.com>
21235 * config/i386/i386.md (kmovw): Move m constraint to 2nd alternative.
21236 (*movhi_internal): Put mask moves from and to memory separately
21237 from moves from/to GPRs.
21239 2016-03-02 Richard Biener <rguenther@suse.de>
21241 * genmatch.c (dt_node::gen_kids): Fix match code-gen for embedded
21242 GENERIC expressions in GIMPLE.
21244 2016-03-02 Richard Biener <rguenther@suse.de>
21246 * config/i386/i386.c (type_natural_mode): Fix typo.
21248 2016-03-02 Nick Clifton <nickc@redhat.com>
21250 * config.gcc (mep-*-elf): Add newlib-stdint.h to tm_file.
21252 2016-03-02 Richard Biener <rguenther@suse.de>
21253 Uros Bizjak <ubizjak@gmail.com>
21256 * config/i386/i386.c (type_natural_mode): Handle XFmode vectors.
21258 2016-03-02 Richard Biener <rguenther@suse.de>
21260 PR middle-end/67278
21261 * tree-cfg.c (verify_expr): Adjust BIT_FIELD_REF case.
21263 2016-03-02 Marek Polacek <polacek@redhat.com>
21266 * gimplify.c (gimplify_va_arg_expr): Use expanded location for the
21267 "is promoted to" warning.
21269 2016-03-01 DJ Delorie <dj@redhat.com>
21271 * config.gcc: Deprecate mep-*.
21273 2016-03-01 Vladimir Makarov <vmakarov@redhat.com>
21275 PR middle-end/70025
21276 * lra-constraints.c (regno_val_use_in): New.
21277 (match_reload): Use it instead of regno_use_in.
21279 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
21281 PR rtl-optimization/70007
21282 * gcse.c (compute_ld_motion_mems): Tidy up and also invalidate memory
21283 references present in REG_EQUAL notes attached to non-SET patterns.
21285 2016-03-01 Jeff Law <law@redhat.com>
21287 PR tree-optimization/69196
21288 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
21289 Appropriately clamp the number of statements to copy when the
21290 thread path does not traverse a loop backedge.
21292 PR tree-optimization/69196
21293 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
21294 Do count some PHIs in the thread path against the insn count. Decrease
21295 final statement count by one as the control statement in the last
21296 block will get removed. Remove special cased code for handling PHIs
21299 2016-03-01 Uros Bizjak <ubizjak@gmail.com>
21302 * config/i386/i386.c (ix86_output_call_insn): Add -masm=intel
21303 asm dialect alternatives to explicit GOTPCREL calls.
21305 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
21308 * ira.c (do_reload): Issue warning for generic stack checking here...
21309 * reload1.c (reload): ...instead of here and streamline it.
21311 2016-03-01 Nick Clifton <nickc@redhat.com>
21313 * config.gcc (cr16-*-elf): Add newlib-stdint.h to tm_file.
21315 2016-03-01 Richard Biener <rguenther@suse.de>
21317 PR tree-optimization/69983
21318 * tree-chrec.c (eq_evolutions_p): Handle conversions, compare
21319 types and fall back to operand_equal_p.
21321 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21324 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21326 * config/s390/constraints.md ("jm8"): New constraint.
21327 * config/s390/predicates.md ("const_int_8bitset_operand"): New
21329 * config/s390/s390.md ("*setmem_long", "*setmem_long_and"): Merge
21331 ("*setmem_long<setmem_and>"): New pattern.
21332 ("*setmem_long_31z", "*setmem_long_and_31z"): Merge
21334 ("*setmem_long_31z<setmem_and>"): New pattern.
21335 * config/s390/subst.md ("setmem_31z_subst", "setmem_and_subst"):
21336 New substitution rules with the required attributes.
21339 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21342 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21344 * gensupport.c (process_substs_on_one_elem): Split loop to
21345 complete mark_operands_used_in_match_dup on all expressions in the
21347 (adjust_operands_numbers): Inline into process_substs_on_one_elem
21348 and remove function.
21350 2016-03-01 Richard Biener <rguenther@suse.de>
21352 PR middle-end/70022
21353 * fold-const.c (fold_indirect_ref_1): Fix range checking for
21354 vector BIT_FIELD_REF extract.
21356 2016-03-01 Richard Biener <rguenther@suse.de>
21358 PR tree-optimization/69994
21359 * tree-ssa-reassoc.c (ops_equal_values_p): Handle missing case.
21361 2016-03-01 Ilya Enkovich <enkovich.gnu@gmail.com>
21363 PR tree-optimization/69956
21364 * tree-vect-stmts.c (supportable_widening_operation): Support
21365 multi-step conversion of boolean vectors.
21366 (supportable_narrowing_operation): Likewise.
21368 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21370 * config/s390/s390.c (s390_decompose_address): Don't accept SImode
21373 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21375 * config/s390/subst.md (DSI_VI): New mode iterator.
21376 ("addr_style_op_subst"): Use DSI_VI instead of DSI.
21377 * config/s390/vector.md ("vec_set<mode>"): Move expander before
21378 the insn definition.
21379 ("*vec_set<mode>"): Change predicate and add alternative to
21380 support only either register or const_int operands as element
21382 ("*vec_set<mode>_plus"): New pattern to support reg + const_int
21384 ("vec_extract<mode>"): New expander.
21385 ("*vec_extract<mode>"): New insn definition supporting reg and
21386 const_int element selectors.
21387 ("*vec_extract<mode>_plus"): New insn definition supporting
21388 reg+const_int element selectors.
21389 ("rotl<mode>3", "ashl<mode>3", "ashr<mode>3"): Merge into the
21390 following expander+insn definition.
21391 ("<vec_shifts_name><mode>3"): New expander.
21392 ("*<vec_shifts_name><mode>3<addr_style_op>"): New insn definition.
21394 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21396 * config/s390/s390.md ("*tabort_1"): Change predicate to
21397 nonmemory_operand. Add a second alternative to cover
21398 register as well as const int operands.
21399 ("*tabort_1_plus"): New pattern definition.
21401 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21403 * config/s390/s390.md ("*ashrdi3_cc_31")
21404 ("*ashrdi3_cconly_31""*ashrdi3_cc_31_and")
21405 ("*ashrdi3_cconly_31_and", "*ashrdi3_31_and", "*ashrdi3_31"):
21406 Merge insn definitions into ...
21407 ("*ashrdi3_31<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
21408 New pattern definition.
21409 ("*ashr<mode>3_cc", "*ashr<mode>3_cconly", "ashr<mode>3", )
21410 ("*ashr<mode>3_cc_and", "*ashr<mode>3_cconly_and")
21411 ("*ashr<mode>3_and"): Merge insn definitions into ...
21412 ("*ashr<mode>3<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
21413 New pattern definition.
21414 * config/s390/subst.md ("addr_style_op_cc_subst")
21415 ("masked_op_cc_subst", "setcc_subst", "cconly_subst"): New
21416 substitutions patterns plus attributes.
21417 Add ashiftrt to SUBST iterator.
21419 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21421 * config/s390/s390.md ("<shift><mode>3"): Change predicate of
21422 op2 to nonmemory_operand.
21423 ("*<shift>di3_31", "*<shift>di3_31_and"):
21424 Merge into single pattern definition ...
21425 ("*<shift>di3_31<addr_style_op><masked_op>"): New pattern.
21426 ("*<shift><mode>3", "*<shift><mode>3_and"): Merge into single
21427 pattern definition ...
21428 ("*<shift><mode>3<addr_style_op><masked_op>"): New pattern.
21429 * config/s390/subst.md: Add ashift and lshiftrt to SUBST
21432 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21434 * config/s390/predicates.md (const_int_6bitset_operand): New
21436 * config/s390/s390.md: Include subst.md.
21437 ("rotl<mode>3"): New expander.
21438 ("rotl<mode>3", "*rotl<mode>3_and"): Merge insn definitions into
21440 ("*rotl<mode>3<addr_style_op><masked_op>"): New insn definition.
21441 * config/s390/subst.md: New file.
21443 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21445 * config/s390/s390.md ("op_type", "atype", "length" attributes):
21446 Remove RRR type. It doesn't really exist.
21447 ("RRer", "f0", "v0", "vf", "vd", "op1", "Rf"): Remove mode
21449 ("BFP", "DFP", "nDSF", "nDFDI"): Add mode attributes.
21450 ("*cmp<mode>_ccs", "floatdi<mode>2", "add<mode>3")
21451 ("*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3")
21452 ("*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3")
21453 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2")
21454 ("*abs<mode>2", "*negabs<mode>2", "sqrt<mode>2"): Override
21455 `enabled' attribute.
21457 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21459 * gensupport.c (process_substs_on_one_elem): Split loop to
21460 complete mark_operands_used_in_match_dup on all expressions in the
21462 (adjust_operands_numbers): Inline into process_substs_on_one_elem
21463 and remove function.
21465 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
21468 * config/sparc/sparc.c (NWORDS_UP): Rename to...
21469 (CEIL_NWORDS): ...this. Use CEIL macro.
21470 (compute_fp_layout): Adjust to above renaming.
21471 (function_arg_union_value): Likewise.
21472 (sparc_arg_partial_bytes): Likewise.
21473 (sparc_function_arg_advance): Likewise.
21475 2016-02-29 Jeff Law <law@redhat.com>
21477 PR tree-optimization/70005
21478 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Handle case
21479 where an object with a boolean range is compared against a value
21482 PR tree-optimization/69999
21483 * gimple-ssa-split-paths.c (split_paths): When duplicating a block
21484 with an outgoing edge marked with EDGE_IRREDUCIBLE_LOOP, schedule
21487 2016-02-29 Richard Biener <rguenther@suse.de>
21489 PR tree-optimization/69994
21490 * tree-ssa-reassoc.c (gimple_nop_conversion_p): New function.
21491 (get_unary_op): Look through nop conversions.
21492 (ops_equal_values_p): New function, look for equality diregarding
21494 (eliminate_plus_minus_pair): Use ops_equal_values_p
21495 (repropagate_negates): Do not use get_unary_op here.
21497 2016-02-29 Martin Liska <mliska@suse.cz>
21499 * system.h: Poison ENABLE_CHECKING macro.
21501 2016-02-29 Martin Liska <mliska@suse.cz>
21503 * hsa-gen.c (gen_body_from_gimple): Dump only if TDF_DETAILS
21504 is presented in dump flags.
21505 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
21506 (hsa_regalloc): Likewise.
21508 2016-02-19 Richard Biener <rguenther@suse.de>
21510 PR tree-optimization/69980
21511 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Update
21512 permutation of those we need to keep.
21514 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
21517 * config/sparc/sparc.c (ROUND_ADVANCE): Rename to...
21518 (NWORDS_UP): ...this
21519 (init_cumulative_args): Minor tweaks.
21520 (sparc_promote_function_mode): Likewise.
21521 (scan_record_type): Delete.
21522 (traverse_record_type): New function template.
21523 (classify_data_t): New structure type.
21524 (classify_registers): New inline function.
21525 (function_arg_slotno): In 64-bit mode, bail out early if FP slots are
21526 exhausted. Instantiate traverse_record_type on classify_registers and
21527 deal with the case of a structure passed in slot #15 with no FP field
21529 (assign_data_t): New structure type.
21530 (compute_int_layout): New static function.
21531 (compute_fp_layout): Likewise.
21532 (count_registers): New inline function.
21533 (assign_int_registers): New static function.
21534 (assign_fp_registers): Likewise.
21535 (assign_registers): New inline function.
21536 (function_arg_record_value_1): Delete.
21537 (function_arg_record_value_2): Likewise.
21538 (function_arg_record_value_3): Likewise.
21539 (function_arg_record_value): Adjust to above changes. Instantiate
21540 traverse_record_type on count_registers to first count the number of
21541 registers to be used and then on assign_registers to assign them.
21542 (function_arg_union_value): Adjust to above renaming.
21543 (sparc_function_arg_1); Minor tweaks. Remove commented out code.
21544 (sparc_arg_partial_bytes): Adjust to above renaming. Deal with the
21545 case of a structure passed in slot #15
21546 (sparc_function_arg_advance): Likewise.
21547 (function_arg_padding): Minor tweak.
21549 2016-02-29 Richard Biener <rguenther@suse.de>
21551 PR tree-optimization/69720
21552 * tree-vect-loop.c (get_initial_def_for_reduction): Avoid
21553 the adjustment_def path for possibly vectorized defs.
21554 (vect_create_epilog_for_reduction): Handle vectorized initial
21557 2016-02-28 Eric Botcazou <ebotcazou@adacore.com>
21559 * config/i386/cygming.h (STACK_REALIGN_DEFAULT): Define.
21561 2016-02-27 Jeff Law <law@redhat.com>
21564 2016-02-26 Richard Biener <rguenther@suse.de>
21565 Jeff Law <law@redhat.com>
21567 PR tree-optimization/69740
21568 * cfghooks.c (remove_edge): Request loop fixups if we delete
21569 an edge that might turn an irreducible loop into a natural
21572 2016-02-27 Jakub Jelinek <jakub@redhat.com>
21574 PR rtl-optimization/69896
21575 * tree-vect-generic.c (get_compute_type): Avoid single element
21578 2016-02-26 Evandro Menezes <e.menezes@samsung.com>
21580 Rename the AArch64 tuning option and related functions to enable the
21581 Newton series for the reciprocal square root to reflect its
21582 approximative characteristic.
21584 * config/aarch64/aarch64-protos.h (aarch64_emit_swrsqrt): Rename
21585 function to "aarch64_emit_approx_rsqrt".
21586 * config/aarch64/aarch64-tuning-flags.def: Rename tuning flag to
21587 AARCH64_EXTRA_TUNE_APPROX_RSQRT.
21588 * config/aarch64/aarch64.c (exynosm1_tunigs): Use new flag name.
21589 (xgene1_tunings): Likewise.
21590 (use_rsqrt_p): Likewise.
21591 (aarch64_emit_swrsqrt): Use new function name.
21592 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_*): Likewise.
21593 * config/aarch64/aarch64.opt (mlow-precision-recip-sqrt): Reword the
21594 text explaining this option.
21595 * doc/invoke.texi (-mlow-precision-recip-sqrt): Likewise.
21597 2016-02-26 Jakub Jelinek <jakub@redhat.com>
21600 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
21601 complain about -mallow-movmisalign without -mvsx if
21602 TARGET_ALLOW_MOVMISALIGN was not set explicitly.
21604 2016-02-26 Joel Sherrill <joel@rtems.org>
21606 * config.gcc: Add x86_64-*-rtems*.
21607 * config/i386/rtems-64.h: New file.
21609 2016-02-26 Joel Sherrill <joel@rtems.org>
21611 * config.gcc: Add aarch64-*-rtems*.
21612 * config/aarch64/rtems.h: New file.
21614 2016-02-26 Segher Boessenkool <segher@kernel.crashing.org>
21617 * config/rs6000/rs6000.c (rs6000_insn_for_shift_mask): Print rlwinm
21618 shift amount using %h. Add comment.
21620 2016-02-26 Richard Biener <rguenther@suse.de>
21621 Jeff Law <law@redhat.com>
21623 PR tree-optimization/69740
21624 * cfghooks.c (remove_edge): Request loop fixups if we delete
21625 an edge that might turn an irreducible loop into a natural
21628 2016-02-26 Martin Jambor <mjambor@suse.cz>
21630 PR middle-end/69920
21631 * tree-sra.c (sra_modify_assign): Do not remove loads of
21632 uninitialized aggregates to SSA_NAMEs.
21634 2016-02-26 Richard Henderson <rth@redhat.com>
21637 * config/s390/s390.md (risbg and risbgn splitters): Allocate new
21638 pseudo in case the target rtx matches the source of the left
21641 2016-02-26 Martin Jambor <mjambor@suse.cz>
21644 * hsa.h (hsa_type_packed_p): Declare.
21645 * hsa.c (hsa_type_packed_p): New function.
21646 * hsa-gen.c (mem_type_for_type): Use unsigned type for packed
21648 (gen_hsa_insns_for_store): Use hsa_type_packed_p.
21649 * hsa-brig.c (emit_basic_insn): Likewise.
21651 2016-02-26 Martin Jambor <mjambor@suse.cz>
21654 * hsa-gen.c (gen_hsa_phi_from_gimple_phi): Use proper hsa type for
21656 (gen_hsa_addr): Allow integer constants in TMR_INDEX2.
21658 2016-02-26 Martin Jambor <mjambor@suse.cz>
21660 * hsa.h (is_a_helper): New overload for hsa_op_immed for
21661 hsa_op_with_type operands.
21662 (hsa_unsigned_type_for_type): Declare.
21663 * hsa.c (hsa_unsigned_type_for_type): New function.
21664 * hsa-gen.c (gen_hsa_binary_operation): Use hsa_unsigned_type_for_type.
21665 (gen_hsa_insns_for_operation_assignment): Satisfy constrains of
21666 the finalizer. Do not emit extra move.
21668 2016-02-26 Martin Jambor <mjambor@suse.cz>
21670 * hsa-gen.c (gen_hsa_ternary_atomic_for_builtin): Fail in presence of
21671 atomic operations in private segment.
21673 2016-02-26 Martin Jambor <mjambor@suse.cz>
21675 * omp-low.c (grid_find_ungridifiable_statement): Store problematic
21676 statements to wi->info. Also disallow omp simd constructs.
21677 (grid_target_follows_gridifiable_pattern): Use wi.info to dump reason
21678 for not gridifying. Dump special string for omp_for.
21680 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21683 * config/aarch64/aarch64.c (aarch64_set_current_function):
21684 Save/restore target globals when switching to
21685 target_option_default_node.
21687 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21690 * config/aarch64/aarch64.c (aarch64_shift_truncation_mask):
21691 Return 0 if !SHIFT_COUNT_TRUNCATED.
21693 2016-02-26 Jakub Jelinek <jakub@redhat.com>
21694 Eric Botcazou <ebotcazou@adacore.com>
21696 PR rtl-optimization/69891
21697 * dse.c (scan_insn): If we can't figure out memset arguments
21698 or they are non-constant, call clear_rhs_from_active_local_stores.
21700 2016-02-26 Martin Liska <mliska@suse.cz>
21702 * doc/extend.texi: Mention clog10, clog10f an clog10l
21703 in Builtins section.
21705 2016-02-26 Martin Liska <mliska@suse.cz>
21707 * dwarf2out.c (new_loc_descr): Replace ENABLE_CHECKING with
21709 (resolve_args_picking_1): Likewise.
21710 * dwarf2out.h (struct GTY): Likewise.
21712 2016-02-26 Martin Liska <mliska@suse.cz>
21714 * hsa-gen.c (generate_hsa): Replace ENABLE_CHECKING macro
21715 with flag_checking.
21716 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
21718 2016-02-26 Markus Trippelsdorf <markus@trippelsdorf.de>
21719 Martin Liska <mliska@suse.cz>
21721 * doc/install.texi: Mention --enable-valgrind-annotations.
21723 2016-02-26 Richard Biener <rguenther@suse.de>
21725 PR tree-optimization/69551
21726 * tree-ssa-structalias.c (get_constraint_for_ssa_var): When
21727 looking through aliases adjust DECL_PT_UID to refer to the
21728 ultimate alias target.
21730 2016-02-25 Martin Liska <mliska@suse.cz>
21732 PR middle-end/69919
21733 * alloc-pool.c (after_memory_report): New variable.
21734 * alloc-pool.h (base_pool_allocator ::release): Do not use
21735 the infrastructure if after_memory_report.
21736 * toplev.c (toplev::main): Mark after memory report.
21738 2016-02-25 Richard Biener <rguenther@suse.de>
21740 PR tree-optimization/48795
21741 * tree-vrp.c (check_array_ref): Use array_at_struct_end_p.
21743 2016-02-25 Ilya Verbin <ilya.verbin@intel.com>
21746 * config/gnu-user.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o if
21747 offloading is enabled and -fopenacc or -fopenmp is specified.
21748 (CRTOFFLOADEND): Likewise.
21749 (GNU_USER_TARGET_STARTFILE_SPEC): Add CRTOFFLOADBEGIN.
21750 (GNU_USER_TARGET_ENDFILE_SPEC): Add CRTOFFLOADEND.
21751 * lto-wrapper.c (offloadbegin, offloadend): Remove static vars.
21752 (offload_objects_file_name): New static var.
21753 (tool_cleanup): Remove offload_objects_file_name file.
21754 (find_offloadbeginend): Replace with ...
21755 (find_crtoffloadtable): ... this.
21756 (run_gcc): Remove offload_argc and offload_argv.
21757 Get offload_objects_file_name from -foffload-objects=... option.
21758 Read names of object files with offload from this file, pass them to
21759 compile_images_for_offload_targets. Don't call find_offloadbeginend and
21760 don't pass offloadbegin and offloadend to the linker. Don't pass
21761 offload non-LTO files to the linker, because now they're not claimed.
21763 2016-02-25 Jan Hubicka <hubicka@ucw.cz>
21766 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
21767 on builtin_unreachable.
21769 2016-02-25 Jakub Jelinek <jakub@redhat.com>
21771 PR rtl-optimization/69896
21772 * regcprop.c: Include cfgrtl.h.
21773 (copyprop_hardreg_forward_1): If noop_p insn uses narrower
21774 than remembered mode, either delete it (if noop_move_p), or
21775 treat like copy_p but not noop_p instruction.
21777 2016-02-24 Jakub Jelinek <jakub@redhat.com>
21780 * dwarf2out.c (gen_variable_die): Work around buggy LTO
21781 - allow NULL decl for Fortran DW_TAG_common_block variables.
21783 2016-02-24 Jason Merrill <jason@redhat.com>
21785 * common.opt (flifetime-dse): Add -flifetime-dse=1.
21787 2016-02-24 Richard Biener <rguenther@suse.de>
21788 Jakub Jelinek <jakub@redhat.com>
21790 PR middle-end/69760
21791 * tree-scalar-evolution.c (interpret_rhs_expr): Re-write
21792 conditionally executed ops to well-defined overflow behavior.
21794 2016-02-24 Jakub Jelinek <jakub@redhat.com>
21796 PR middle-end/69915
21797 * tree.c (build_vector_from_ctor): Fix handling of VECTOR_CST
21800 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21802 PR rtl-optimization/69886
21803 * gcse.c (can_assign_to_reg_without_clobbers_p): Accept mode
21804 argument. Use it when checking validity of set instructions.
21805 (want_to_gcse_p): Pass mode to can_assign_to_reg_without_clobbers_p.
21806 (compute_ld_motion_mems): Update can_assign_to_reg_without_clobbers_p
21808 * rtl.h (can_assign_to_reg_without_clobbers_p): Update prototype.
21809 * store-motion.c (find_moveable_store): Update
21810 can_assign_to_reg_without_clobbers_p callsite.
21812 2016-02-24 Richard Biener <rguenther@suse.de>
21814 PR middle-end/68963
21815 * tree-ssa-loop-niter.c (derive_constant_upper_bound_ops): Fix
21817 (record_nonwrapping_iv): Do not fall back to the low/high bound
21818 for non-constant IV bases if the stmt is not always executed.
21820 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21822 * config/arm/arm-cores.def (cortex-a32): New entry.
21823 * config/arm/arm-tables.opt: Regenerate.
21824 * config/arm/arm-tune.md: Regenerate.
21825 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a32.
21826 * config/arm/t-aprofile: Handle mcpu=cortex-a32.
21827 * doc/invoke.texi (ARM Options): Document cortex-a32 as value
21828 for -mcpu and -mtune.
21830 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21833 * config/arm/arm.h (TARGET_HAVE_LPAE): Define.
21834 * config/arm/unspecs.md (VUNSPEC_LDRD_ATOMIC): New value.
21835 * config/arm/sync.md (arm_atomic_loaddi2_ldrd): New pattern.
21836 (atomic_loaddi_1): Delete.
21837 (atomic_loaddi): Rewrite expander using the above changes.
21839 2016-02-24 Jakub Jelinek <jakub@redhat.com>
21842 * params.def (PARAM_MAX_SSA_NAME_QUERY_DEPTH): Bump default from
21845 2016-02-24 Jakub Jelinek <jakub@redhat.com>
21846 Richard Biener <rguenth@suse.de>
21848 PR middle-end/69909
21849 * expr.c (expand_expr_real_1) <normal_inner_ref>: Avoid
21850 set_mem_attributes if tem is SSA_NAME which got expanded
21853 2016-02-24 Richard Biener <rguenther@suse.de>
21855 PR tree-optimization/69907
21856 * tree-vect-stmts.c (vectorizable_load): Check for gaps at the
21857 end of permutations for BB vectorization.
21859 2016-02-24 Christian Bruel <christian.bruel@st.com>
21861 * config/arm/arm-c.c (arm_option_override): Initialize
21862 target_option_current_node.
21863 * config/arm/arm.c (arm_pragma_target_parse): Replace
21864 build_target_option_node call by target_option_current_node.
21865 Set target_option_current_node.
21868 2016-02-23 David Edelsohn <dje.gcc@gmail.com>
21871 * config/rs6000/rs6000.md (zero_extendqi<mode>2_dot): Convert from
21872 define_insn_and_split to define_insn.
21873 (zero_extendqi<mode>2_dot2): Same.
21874 (extendqi<mode>2_dot): Same.
21875 (extendqi<mode>2_dot2): Same.
21877 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
21879 * config/arm/exynos-m1.md: Change cost of STP, fix bypass for stores
21880 and add bypass for AES{D,E} and AESMC pairs.
21881 * config/aarch64/aarch64.c (exynosm1_tunings): Enable fusion of AES{D,E}
21884 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
21886 * config/aarch64/aarch64.c (exynosm1_tunings): Enable the Newton
21887 series for reciprocal square root in Exynos M1.
21889 2016-02-23 Martin Sebor <msebor@redhat.com>
21892 * doc/extend.texi (Other Builtins): Document __builtin_alloca and
21893 __builtin_alloca_with_align.
21895 2016-02-23 Richard Henderson <rth@redhat.com>
21897 * config/i386/i386-c.c (ix86_target_macros): Remove __SEG_TLS.
21898 (ix86_register_pragmas): Remove __seg_tls.
21899 * config/i386/i386-protos.h (ADDR_SPACE_SEG_TLS): Remove.
21900 * config/i386/i386.c (ix86_print_operand_address_as): Don't handle it.
21901 (ix86_addr_space_subset_p, TARGET_ADDR_SPACE_SUBSET_P): Remove.
21902 (ix86_addr_space_convert, TARGET_ADDR_SPACE_CONVERT): Remove.
21903 (ix86_addr_space_debug, TARGET_ADDR_SPACE_DEBUG): Remove.
21904 * doc/extend.texi (__seg_tls): Remove item.
21906 2016-02-23 Richard Biener <rguenther@suse.de>
21908 * alloc-pool.h (struct allocation_object): Make id member
21909 conditional on CHECKING_P again.
21910 (get_instance): Adjust.
21911 (base_pool_allocator): Likewise.
21913 2016-02-23 Thomas Schwinge <thomas@codesourcery.com>
21915 * tree-parloops.c (create_parallel_loop, gen_parallel_loop)
21916 (parallelize_loops): In OpenACC kernels mode, set n_threads to
21918 (pass_parallelize_loops::gate): In OpenACC kernels mode, gate on
21920 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
21922 2016-02-23 Richard Biener <rguenther@suse.de>
21924 * mem-stats.h (struct mem_usage): Use PRIu64 for printing size_t.
21925 * bitmap.h (struct bitmap_usage): Likewise.
21926 (bitmap_move): Declare.
21927 * bitmap.c (register_overhead): Take size_t argument.
21928 (bitmap_move): New function.
21929 * df-problems.c (df_rd_transfer_function): Use bitmap_move
21930 to properly account overhead.
21931 * tree.c (free_node): Use tree_size.
21933 2016-02-23 Jakub Jelinek <jakub@redhat.com>
21936 * fold-const.c (fold_truth_not_expr): Propagate TREE_NO_WARNING
21937 when inverting comparison.
21940 * common.opt (Wunreachable-code): Add Warning flag.
21942 2016-02-23 Mark Wielaard <mjw@redhat.com>
21943 Jakub Jelinek <jakub@redhat.com>
21946 * cgraphunit.c (check_global_declaration): Check main_input_filename
21947 and DECL_SOURCE_FILE are not NULL.
21949 2016-02-23 Martin Jambor <mjambor@suse.cz>
21951 PR tree-optimization/69666
21952 * tree-sra.c (sra_modify_assign): Do not attempt to create
21953 default_def replacements for unscalarizable regions.
21955 2016-02-20 Mark Wielaard <mjw@redhat.com>
21958 * cgraphunit.c (check_global_declaration): Check level of
21959 warn_unused_const_variable and main_input_filename.
21960 * doc/invoke.texi (Warning Options): Add -Wunused-const-variable=.
21961 (-Wunused-variable): For C implies -Wunused-const-variable=1.
21962 (-Wunused-const-variable): Explain levels 1 and 2.
21964 2016-02-22 Jakub Jelinek <jakub@redhat.com>
21967 * config/i386/i386.c (decide_alg): Ensure we don't recurse with
21968 identical arguments. Formatting and spelling fixes.
21971 * doc/md.texi (ashl@var{m}3): Document that mode of operand 2 must
21976 * config/m68k/t-opts (OPTIONS_H_EXTRA): Add m68k-microarchs.def
21977 and m68k-devices.def.
21978 * config/c6x/t-c6x (OPTIONS_H_EXTRA): Add c6x-isas.def.
21979 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add aarch64-arches.def.
21981 2016-02-22 Cesar Philippidis <cesar@codesourcery.com>
21983 * config/nvptx/nvptx.c (nvptx_gen_shuffle): Add support for QImode
21984 and HImode registers.
21986 2016-02-22 Richard Biener <rguenther@suse.de>
21988 PR tree-optimization/69882
21989 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Properly
21990 preserve permutations present because of gaps.
21991 (vect_supported_load_permutation_p): Always continue checking
21992 permutations after vect_attempt_slp_rearrange_stmts.
21994 2016-02-22 Bin Cheng <bin.cheng@arm.com>
21996 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Dump
21997 min_profitable_estimate, rather than min_profitable_iters.
21999 2016-02-22 Jakub Jelinek <jakub@redhat.com>
22002 * config/m68k/m68k.md (ashldi3, ashrdi3, lshrdi3): Use
22003 SImode for last match_operand.
22005 2016-02-22 Martin Liska <mliska@suse.cz>
22007 * hsa-gen.c (gen_hsa_clrsb): In case of zero value,
22008 return bitsize - 1 as the return value.
22010 2016-02-22 Oleg Endo <olegendo@gcc.gnu.org>
22014 * config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p):
22015 Handle negative shift counts.
22016 * config/sh/sh.md (ashlsi3, lshrsi3_n, lshrsi3_n_clobbers_t): Don't use
22017 force_reg on the shift constant.
22018 (lshrsi3): Likewise. Expand into lshrsi3_n* instead of lshrsi3_d.
22019 (lshrsi3_d): Handle negative shift counts.
22021 2016-02-22 Richard Biener <rguenther@suse.de>
22022 Tom de Vries <tom@codesourcery.com>
22024 * graph.c: Include dumpfile.h.
22025 (print_graph_cfg): Split into three overloads.
22026 * gdbhooks.py (class DotFn): Add and instantiate, adding command dot-fn.
22028 2016-02-22 Tom de Vries <tom@codesourcery.com>
22030 * gdbhooks.py (class DumpFn): Add and instantiate, adding command
22033 2016-02-22 Richard Biener <rguenther@suse.de>
22036 * ipa-inline-transform.c (inline_call): When not updating
22037 overall summaries adjust self size by the growth estimate.
22038 * ipa-inline.c (inline_to_all_callers_1): Add to the callers
22039 hash-set, do not update overall summaries here. Renamed from ...
22040 (inline_to_all_callers): ... this which is now wrapping the
22041 above and performing delayed overall summary update.
22042 (early_inline_small_functions): Delay updating of the overall
22045 2016-02-21 Markus Trippelsdorf <markus@trippelsdorf.de>
22047 * tree-chkp.c (chkp_mark_invalid_bounds_walker): Initialize
22050 2016-02-19 Jakub Jelinek <jakub@redhat.com>
22053 * gcc.c (LINK_COMMAND_SPEC, GOMP_SELF_SPECS): Use
22054 :%* in %:gt() argument.
22055 (greater_than_spec_func): Adjust for expecting only numbers,
22056 if there are more than two numbers, compare the last two.
22058 2016-02-19 Jonathan Wakely <jwakely@redhat.com>
22060 * doc/invoke.texi (C++ Dialect Options): Clarify interaction of
22061 -Wnarrowing with -std.
22063 2016-02-19 Jakub Jelinek <jakub@redhat.com>
22066 * expr.c (store_field): Don't use bit-field path if exp is
22067 COMPONENT_REF with TREE_ADDRESSABLE type, where TYPE_SIZE is
22068 different from bitsize, but DECL_SIZE of FIELD_DECL is bitsize
22069 and the assignment can be performed by bitwise copy. Formatting
22072 PR middle-end/69838
22073 * lra.c (lra_process_new_insns): If non-call exceptions are enabled,
22074 call copy_reg_eh_region_note_forward on before and/or after sequences
22075 and remove note from insn if it no longer can throw.
22078 * config/i386/sse.md (VI_512): Only include V64QImode and V32HImode
22079 if TARGET_AVX512BW.
22081 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
22083 * config/s390/vector.md: Add missing commutative operand markers
22084 to the patterns which qualify for one.
22085 * config/s390/vx-builtins.md: Likewise.
22087 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
22089 * config/s390/vector.md (VI, VI_QHS): Add single element vector
22090 types to mode iterators.
22091 (vec_double): ... and mode attribute.
22092 * config/s390/vx-builtins.md (non_vec_int): Likewise.
22094 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
22096 * config/s390/vector.md ("<ti*>add<mode>3", "<ti*>sub<mode>3"):
22097 Change the predicate of op2 from nonimmediate to general and let
22098 reload fix it if necessary.
22100 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
22102 * config/s390/vecintrin.h (vec_sub_u128): Define missing macro.
22104 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
22106 * config/s390/s390.c (s390_expand_vcond): Use the compare operand
22109 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
22111 * config/s390/s390-protos.h: Add s390_expand_vec_movstr prototype.
22112 * config/s390/s390.c (s390_expand_vec_movstr): New function.
22113 * config/s390/s390.md ("movstr<P:mode>"): Call
22114 s390_expand_vec_movstr.
22116 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
22118 * config/s390/s390.md: Add missing output modifier for operand 1
22119 to print it as address properly.
22121 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
22123 * config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*.
22124 * config/s390/2964.md: New file.
22125 * config/s390/s390.c (s390_get_sched_attrmask): Use the right set
22126 of insn grouping attributes depending on the CPU level.
22127 (s390_get_unit_mask): New function.
22128 (s390_sched_score): Remove the OOO from the scheduling macros.
22129 Add loop to calculate a score for the instruction mix.
22130 (s390_sched_reorder): Likewise plus improve debug output.
22131 (s390_sched_variable_issue): Rename macros as above. Calculate
22132 the unit distances after actually scheduling an insn. Improve
22134 (s390_sched_init): Clear last_scheduled_unit_distance array.
22135 * config/s390/s390.md: Include 2964.md.
22137 2016-02-18 Jakub Jelinek <jakub@redhat.com>
22140 * config/i386/sse.md (*<floatsuffix>floatv2div2sf2_mask_1,
22141 *avx512vl_<code>v2div2qi2_mask_1, *avx512vl_<code><mode>v4qi2_mask_1,
22142 *avx512vl_<code><mode>v8qi2_mask_1, *avx512vl_<code><mode>v4hi2_mask_1,
22143 *avx512vl_<code>v2div2hi2_mask_1, *avx512vl_<code>v2div2si2_mask_1,
22144 *avx512f_<code>v8div16qi2_mask_1): New insns.
22146 2016-02-18 Michael Meissner <meissner@linux.vnet.ibm.com>
22149 * config/rs6000/predicates.md (fusion_gpr_addis): Revert
22152 * config/rs6000/rs6000.md (fusion_gpr_load_<mode>): Remove
22153 earlyclobber from target. Use wF constraint for fused memory
22155 (fusion_gpr_<P:mode>_<GPR_FUSION:mode>_load): Likewise.
22157 2016-02-18 Jakub Jelinek <jakub@redhat.com>
22158 Martin Liska <mliska@suse.cz>
22161 * cfgexpand.c (asan_sanitize_stack_p): New function.
22162 (partition_stack_vars): Use the function.
22163 (expand_stack_vars): Likewise.
22164 (defer_stack_allocation): Likewise.
22165 (expand_used_vars): Likewise.
22167 2016-02-18 Richard Biener <rguenther@suse.de>
22169 PR middle-end/69553
22170 * fold-const.c (operand_equal_p): Properly compare offsets for
22171 IMAGPART_EXPR and ARRAY_REF.
22173 2016-02-18 Nick Clifton <nickc@redhat.com>
22177 * config/arm/arm.c (arm_option_override_internal): Disable
22178 interworking if the target does not support thumb instructions.
22179 (arm_reload_in_hi): Handle the case where a register to register
22180 move needs reloading because there is no simple pattern to handle
22182 (arm_reload_out_hi): Likewise.
22184 2016-02-18 Richard Biener <rguenther@suse.de>
22186 PR middle-end/69854
22187 * match.pd: Don't use fold_binary or fold_unary for folding
22190 2016-02-17 Jakub Jelinek <jakub@redhat.com>
22193 * gimplify.c (gimplify_cond_expr): Call gimple_set_no_warning
22194 on the cond_stmt from TREE_NO_WARNING on COND_EXPR_COND.
22195 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Don't
22196 warn on gimple_no_warning_p statements.
22198 2016-02-17 Jonathan Wakely <jwakely@redhat.com>
22200 * doc/extend.texi (C++ Attributes): Correct description of
22201 warn_unused type attribute.
22203 2016-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
22205 * config/rs6000/altivec.md (*altivec_lvxl_<mode>_internal): Output
22206 correct instruction.
22208 2016-02-17 Richard Biener <rguenther@suse.de>
22210 PR rtl-optimization/69609
22211 * bb-reorder.c (struct bbro_basic_block_data): Add priority member.
22212 (find_traces_1_round): When ending a trace update cached priority
22214 (bb_to_key): Use cached priority when available.
22215 (copy_bb): Initialize cached priority.
22216 (reorder_basic_blocks_software_trace_cache): Likewise.
22218 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22221 * config/aarch64/predicates.md (aarch64_comparison_operator_mode):
22223 (aarch64_comparison_operator): Break overly long line into two.
22224 (aarch64_comparison_operation): Likewise.
22225 * config/aarch64/aarch64.md (cstorecc4): Use
22226 aarch64_comparison_operator_mode instead of
22227 aarch64_comparison_operator.
22228 (cstore<mode>4): Likewise.
22229 (aarch64_cstore<mode>): Likewise.
22230 (*cstoresi_insn_uxtw): Likewise.
22231 (cstore<mode>_neg): Likewise.
22232 (*cstoresi_neg_uxtw): Likewise.
22234 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22237 * config/arm/predicates.md (arm_comparison_operator_mode):
22239 * config/arm/arm.md (*mov_scc): Use arm_comparison_operator_mode
22240 instead of arm_comparison_operator.
22241 (*mov_negscc): Likewise.
22242 (*mov_notscc): Likewise.
22243 * config/arm/thumb2.md (*thumb2_mov_scc): Likewise.
22244 (*thumb2_mov_negscc): Likewise.
22245 (*thumb2_mov_negscc_strict_it): Likewise.
22246 (*thumb2_mov_notscc): Likewise.
22247 (*thumb2_mov_notscc_strict_it): Likewise.
22249 2016-02-17 Wilco Dijkstra <wdijkstr@arm.com>
22251 * config/aarch64/aarch64.c (aarch64_internal_mov_immediate):
22252 Add missing return.
22254 2016-02-17 Eric Botcazou <ebotcazou@adacore.com>
22256 * config/visium/visium.c (machine_libfunc_index): New enum.
22257 (machine_libfuncs): New structure.
22258 (visium_libfuncs): New static variable.
22259 (TARGET_INIT_LIBFUNCS): Define to...
22260 (visium_init_libfuncs): ...this. New function.
22261 (expand_block_move_4): Use the appropriate libfunc.
22262 (expand_block_move_2): Likewise.
22263 (expand_block_move_1): Likewise.
22264 (expand_block_set_4): Likewise.
22265 (expand_block_set_2): Likewise.
22266 (expand_block_set_1): Likewise.
22267 (visium_trampoline_init): Likewise.
22269 2016-02-17 Nick Clifton <nickc@redhat.com>
22271 * config/msp430/msp430.c (msp430_mcu_data): Sync with data from
22272 TI's devices.csv file as of March 2016.
22274 2016-02-16 Kelvin Nilsen <kelvin@gcc.gnu.org>
22277 * opts-global.c (handle_common_deferred_options): Introduce and
22278 initialize two global variables to remember command-line options
22279 specifying a stack-limiting register.
22280 * opts.h: Add extern declarations of the two new global variables.
22281 * emit-rtl.c (init_emit_once): Initialize the stack_limit_rtx
22282 variable based on the values of the two new global variables.
22284 2016-02-16 Jakub Jelinek <jakub@redhat.com>
22287 * common.opt (Wnonnull-compare): New warning.
22288 * doc/invoke.texi (-Wnonnull): Remove text about comparison
22289 of arguments against NULL.
22290 (-Wnonnull-compare): Document.
22291 * Makefile.in (OBJS): Add gimple-ssa-nonnull-compare.o.
22292 * tree-pass.h (make_pass_warn_nonnull_compare): Declare.
22293 * passes.def (pass_warn_nonnull_compare): Add.
22294 * gimple-ssa-nonnull-compare.c: New file.
22296 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
22298 * config/aarch64/aarch64.c (cortexa57_tunings): Remove
22299 AARCH64_EXTRA_TUNE_RECIP_SQRT.
22301 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
22303 * config/aarch64/aarch64.c (use_rsqrt_p): Always use software
22304 reciprocal sqrt for -mlow-precision-recip-sqrt.
22306 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
22307 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
22309 * config/aarch64/aarch64.c (aarch64_expand_vector_init): Refactor,
22310 always use lane loads to construct non-constant vectors.
22312 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
22314 * config/aarch64/aarch64.md
22315 (arch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Fix register
22316 constraints for operand 3.
22317 (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise.
22319 2016-02-16 Jakub Jelinek <jakub@redhat.com>
22320 Richard Biener <rguenther@suse.de>
22322 PR tree-optimization/69820
22323 * tree-vect-patterns.c (type_conversion_p): Return false if
22324 *orig_type is unsigned single precision or boolean.
22325 (vect_recog_dot_prod_pattern, vect_recog_widen_mult_pattern):
22328 2016-02-16 Jakub Jelinek <jakub@redhat.com>
22330 PR rtl-optimization/69764
22331 PR rtl-optimization/69771
22332 * optabs.c (expand_binop): Ensure for shift optabs invalid CONST_INT
22333 op1 is valid for GET_MODE_INNER (mode) and force it into a reg.
22335 2016-02-16 Richard Biener <rguenther@suse.de>
22337 PR tree-optimization/69776
22338 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Get alias
22340 (indirect_refs_may_alias_p): Likewise.
22341 (refs_may_alias_p_1): Pass alias sets as from ao_ref.
22342 * tree-ssa-sccvn.c (vn_reference_lookup): Also adjust vr alias-set
22343 according to tbaa_p.
22344 * tree-ssa-dom.c (lookup_avail_expr): Add tbaa_p flag.
22345 (optimize_stmt): For redundant store discovery do not allow tbaa.
22347 2016-02-16 Bernd Schmidt <bschmidt@redhat.com>
22349 PR tree-optimization/69714
22350 * tree-ssa-math-opts.c (find_bswap_or_nop): Revert previous change.
22351 Return NULL if we have irrelevant high bytes on BIG_ENDIAN.
22353 2016-02-16 Claudiu Zissulescu <claziss@synopsys.com>
22355 * config/arc/arc-modes.def (CC_FPU, CC_FPU_UNEQ): New modes.
22356 * config/arc/arc-opts.h (FPU_SP, FPU_SF, FPU_SC, FPU_SD, FPU_DP)
22357 (FPU_DF, FPU_DC, FPU_DD, FXP_DP): Define.
22358 * config/arc/arc.c (arc_init): Check FPU options.
22359 (get_arc_condition_code): Handle new CC_FPU* modes.
22360 (arc_select_cc_mode): Likewise.
22361 (arc_conditional_register_usage): Allow 64 bit datum into even-odd
22362 register pair only. Allow access for ARCv2 accumulator.
22363 (gen_compare_reg): Whenever we have FPU support use FPU compare
22365 (arc_reorg): Don't generate brcc insns when FPU compare
22366 instructions are involved.
22367 * config/arc/arc.h (TARGET_DPFP): Add TARGET_FP_DPAX condition.
22368 (TARGET_OPTFPE): Add condition when ARC EM can use optimized
22369 floating point emulation.
22370 (ACC_REG_FIRST, ACC_REG_LAST, ACCL_REGNO, ACCH_REGNO): Define.
22371 (REVERSE_CONDITION): Add new CC_FPU* modes.
22372 (TARGET_FP_SP_BASE): Define.
22373 (TARGET_FP_DP_BASE): Likewise.
22374 (TARGET_FP_SP_FUSED): Likewise.
22375 (TARGET_FP_DP_FUSED): Likewise.
22376 (TARGET_FP_SP_CONV): Likewise.
22377 (TARGET_FP_DP_CONV): Likewise.
22378 (TARGET_FP_SP_SQRT): Likewise.
22379 (TARGET_FP_DP_SQRT): Likewise.
22380 (TARGET_FP_DP_AX): Likewise.
22381 * config/arc/arc.md (ARCV2_ACC): New constant.
22382 (type): New fpu type attribute.
22383 (SDF): Conditional iterator.
22384 (cstore<mode>, cbranch<mode>): Change expand condition.
22385 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3): New expands,
22386 handles FPU/FPX cases as well.
22387 * config/arc/arc.opt (mfpu): New option.
22388 * config/arc/fpx.md (addsf3_fpx, subsf3_fpx, mulsf3_fpx):
22390 (adddf3, muldf3, subdf3): Removed.
22391 * config/arc/predicates.md (proper_comparison_operator): Recognize
22393 * config/arc/fpu.md: New file.
22394 * doc/invoke.texi (ARC Options): Document mfpu option.
22396 2016-02-16 Richard Biener <rguenther@suse.de>
22398 PR rtl-optimization/69291
22399 * ifcvt.c (noce_try_store_flag_constants): Re-instantiate
22400 noce_operand_ok check.
22402 2016-02-16 Tom de Vries <tom@codesourcery.com>
22405 * omp-low.c (simd_clone_create): Remove call to
22406 symtab->call_cgraph_insertion_hooks.
22408 2016-02-16 Jakub Jelinek <jakub@redhat.com>
22410 PR tree-optimization/69802
22411 * tree-ssa-reassoc.c (update_range_test): If op is
22412 SSA_NAME_IS_DEFAULT_DEF, give up unless tem is a positive
22413 op == 1 test of precision 1 integral op, otherwise handle
22414 that case as op itself. Fix up formatting.
22415 (optimize_range_tests_to_bit_test, optimize_range_tests): Fix
22418 2016-02-16 Richard Biener <rguenther@suse.de>
22420 PR tree-optimization/69586
22421 * tree-vrp.c (register_edge_assert_for_2): Handle all integral
22422 types for conversion sources.
22424 2016-02-16 Richard Biener <rguenther@suse.de>
22426 PR middle-end/69801
22427 * fold-const.c (operand_equal_p): For COND_EXPR zero operand
22428 mask OEP_ADDRESS_OF.
22430 2016-02-16 Alan Modra <amodra@gmail.com>
22433 * config/rs6000/rs6000.md (reload_vsx_from_gprsf): Rewrite splitter.
22434 (p8_mtvsrd_df, p8_mtvsrd_sf): New.
22435 (p8_mtvsrd_1, p8_mtvsrd_2): Delete.
22437 (p8_mtvsrwz_1, p8_mtvsrwz_2): Delete.
22438 (p8_xxpermdi_<mode>): Take two DF inputs rather than one TF.
22439 (p8_fmrgow_<mode>): Likewise.
22440 (reload_vsx_from_gpr<mode>): Make clobber IF. Adjust for above
22442 (reload_fpr_from_gpr<mode>): Similarly. Use "d" for op0 constraint.
22443 (reload_vsx_from_gprsf): Use p8_mtvsrd_sf rather than attempting
22444 to use movdi_internal64. Remove op0_di.
22445 * config/rs6000/vsx.md (vsx_xscvspdpn_directmove): Make op1 SFmode.
22447 2016-02-15 Evandro Menezes <e.menezes@samsung.com>
22449 Add support for the FCCMP insn types
22451 * config/aarch64/aarch64.md (fccmp): Change insn type.
22452 (fccmpe): Likewise.
22453 * config/aarch64/thunderx.md (thunderx_fcmp): Add "fccmp{s,d}" types.
22454 * config/arm/cortex-a53.md (cortex_a53_fpalu): Likewise.
22455 * config/arm/cortex-a57.md (cortex_a57_fp_cmp): Likewise.
22456 * config/arm/xgene1.md (xgene1_fcmp): Likewise.
22457 * config/arm/exynos-m1.md (exynos_m1_fp_ccmp): New insn reservation.
22458 * config/arm/types.md (fccmps): Add new insn type.
22459 (fccmpd): Likewise.
22461 2016-02-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
22463 * alias.c (get_alias_set): Fix a typo in comment.
22465 2016-02-15 Richard Biener <rguenther@suse.de>
22467 PR tree-optimization/69595
22468 * match.pd: Complete range test simplification to true.
22470 2016-02-15 Bernd Schmidt <bschmidt@redhat.com>
22472 PR rtl-optimization/69648
22473 * lra-constraints.c (update_ebb_live_info): Don't remove sets of
22474 pic_offset_table_rtx.
22476 PR rtl-optimization/69752
22477 * ira.c (update_equiv_regs): When looking for more than a single SET,
22478 also take other side effects into account.
22480 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
22482 * config/s390/s390.c (s390_function_profiler): Add a new sequence
22483 for z900+ CPUs in 31-bit mode.
22485 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
22487 * common/config/s390/s390-common.c (s390_supports_split_stack):
22489 (TARGET_SUPPORTS_SPLIT_STACK): New macro.
22490 * config/s390/s390-protos.h: Add s390_expand_split_stack_prologue.
22491 * config/s390/s390.c (struct machine_function): New field
22492 split_stack_varargs_pointer.
22493 (s390_register_info): Mark r12 as clobbered if it'll be used as temp
22494 in s390_emit_prologue.
22495 (s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack
22497 (morestack_ref): New global.
22498 (SPLIT_STACK_AVAILABLE): New macro.
22499 (s390_expand_split_stack_prologue): New function.
22500 (s390_live_on_entry): New function.
22501 (s390_va_start): Use split-stack vararg pointer if appropriate.
22502 (s390_asm_file_end): Emit the split-stack note sections.
22503 (TARGET_EXTRA_LIVE_ON_ENTRY): New macro.
22504 * config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec.
22505 (UNSPECV_SPLIT_STACK_CALL): New unspec.
22506 (UNSPECV_SPLIT_STACK_DATA): New unspec.
22507 (split_stack_prologue): New expand.
22508 (split_stack_space_check): New expand.
22509 (split_stack_data): New insn.
22510 (split_stack_call): New expand.
22511 (split_stack_call_*): New insn.
22512 (split_stack_cond_call): New expand.
22513 (split_stack_cond_call_*): New insn.
22515 2016-02-15 Richard Biener <rguenther@suse.de>
22517 PR tree-optimization/69783
22518 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
22519 Add trivially correct cases.
22521 2016-02-15 Tom de Vries <tom@codesourcery.com>
22524 * lto-cgraph.c (input_offload_tables): Add and handle bool parameter
22526 * lto-streamer.h (input_offload_tables): Add and handle bool parameter.
22528 2016-02-15 Richard Biener <rguenther@suse.de>
22530 PR tree-optimization/69776
22531 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
22532 * tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to
22533 indicate whether we can use TBAA to disambiguate against stores.
22534 Use alias-set zero if not.
22535 (visit_reference_op_store): Do not use TBAA when looking up
22537 * tree-ssa-pre.c (compute_avail): Use TBAA here.
22538 (eliminate_dom_walker::before_dom_children): But not when looking
22539 up redundant stores.
22541 2016-02-14 John David Anglin <danglin@gcc.gnu.org>
22543 * config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New.
22545 2016-02-14 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
22547 * config/i386/znver1.md
22548 (znver1_pop, znver1_pop_mem,
22549 znver1_load_imov_double_store,
22550 znver1_load_imov_direct_store,
22551 znver1_load_imov_direct_load,
22552 znver1_load_imov_double_load): Add new.
22553 (znver1_insn, znver1_insn_load): Add icmov type.
22554 (znver1_sseavx_fma,
22555 znver1_sseavx_fma_load,
22557 znver1_avx256_fma_load): Fix pipe usage.
22559 2016-02-14 Alan Modra <amodra@gmail.com>
22562 * reload.c (find_reloads_address_1): For pre/post-inc/dec
22563 with an invalid hard reg, reload just the reg not the entire
22564 pre/post-inc/dec address expression.
22566 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
22569 * config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with
22570 fixed R1_REG scratch reg.
22571 (sibcall_value_pcrel_fdpic): Likewise.
22573 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
22577 * config/sh/sh.md (*zero_extract_3): New insn_and_split pattern.
22579 2016-02-12 Walter Lee <walt@tilera.com>
22581 * config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD.
22582 * config/tilegx/t-tilegx: Likewise.
22584 2016-02-12 David Malcolm <dmalcolm@redhat.com>
22587 * diagnostic-show-locus.c (struct line_span): New struct.
22588 (layout::get_first_line): Delete.
22589 (layout::get_last_line): Delete.
22590 (layout::get_num_line_spans): New member function.
22591 (layout::get_line_span): Likewise.
22592 (layout::print_heading_for_line_span_index_p): Likewise.
22593 (layout::get_expanded_location): Likewise.
22594 (layout::calculate_line_spans): Likewise.
22595 (layout::m_first_line): Delete.
22596 (layout::m_last_line): Delete.
22597 (layout::m_line_spans): New field.
22598 (layout::layout): Update comment. Replace m_first_line and
22599 m_last_line with m_line_spans, replacing their initialization
22600 with a call to calculate_line_spans.
22601 (diagnostic_show_locus): When printing source lines and
22602 annotations, rather than looping over a single span
22603 of lines, instead loop over each line_span within
22604 the layout, with an inner loop over the lines within them.
22605 Call the context's start_span callback when changing line spans.
22606 * diagnostic.c (diagnostic_initialize): Initialize start_span.
22607 (diagnostic_build_prefix): Break out the building of the location
22608 part of the string into...
22609 (diagnostic_get_location_text): ...this new function, rewriting
22610 it from nested ternary expressions to a sequence of "if"
22612 (default_diagnostic_start_span_fn): New function.
22613 * diagnostic.h (diagnostic_start_span_fn): New typedef.
22614 (diagnostic_context::start_span): New field.
22615 (default_diagnostic_start_span_fn): New prototype.
22617 2016-02-12 David Malcolm <dmalcolm@redhat.com>
22620 * gcc.c (driver::finalize): Fix cleanup of "specs".
22622 2016-02-12 David Malcolm <dmalcolm@redhat.com>
22626 * gcc.c (driver::driver): Initialize m_option_suggestions.
22627 (driver::~driver): Clean up m_option_suggestions.
22628 (suggest_option): Convert to...
22629 (driver::suggest_option): ...this, and split out into
22630 driver::build_option_suggestions and find_closest_string.
22631 (driver::build_option_suggestions): New function, from
22632 first half of suggest_option. Special-case
22633 OPT_fsanitize_ and OPT_fsanitize_recover_, making use of
22634 the sanitizer_opts array. For options of enum types, add the
22635 various enum values to the candidate strings.
22636 (driver::handle_unrecognized_options): Remove "const".
22637 * gcc.h (driver::handle_unrecognized_options): Likewise.
22638 (driver::build_option_suggestions): New decl.
22639 (driver::suggest_option): New decl.
22640 (driver::m_option_suggestions): New field.
22641 * opts-common.c (add_misspelling_candidates): New function.
22642 * opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s
22643 and make non-static.
22644 * opts.h (sanitizer_opts): New array decl.
22645 (add_misspelling_candidates): New function decl.
22646 * spellcheck.c (find_closest_string): New function.
22647 * spellcheck.h (find_closest_string): New function decl.
22649 2016-02-12 Jakub Jelinek <jakub@redhat.com>
22651 PR rtl-optimization/69764
22652 PR rtl-optimization/69771
22653 * optabs.c (expand_binop_directly): For shift_optab_p, force
22654 convert_modes with VOIDmode if xop1 has VOIDmode.
22656 2016-02-12 Ilya Enkovich <enkovich.gnu@gmail.com>
22659 * lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args
22660 to correctly determine instrumentation thunks.
22662 2016-02-12 Jakub Jelinek <jakub@redhat.com>
22665 * ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE
22666 type by reference, force lhs on the call.
22669 * ipa-split.c (split_function): Don't compute/use main_part_return_p.
22670 Compute retval and retbnd early in all cases if split_part_return_p
22671 and return_bb is not EXIT. Remove all clobber stmts and reset
22672 all debug stmts that refer to SSA_NAMEs defined in split part,
22673 except if it is retval, in that case replace the old retval with the
22674 lhs of the call to the split part.
22676 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
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 Kugan Vivekanandarajah <kuganv@linaro.org>
22689 PR middle-end/66726
22690 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
22691 whose result is used in PHI.
22692 (maybe_optimize_range_tests): Likewise.
22693 (final_range_test_p): Likweise.
22695 2016-02-12 Jakub Jelinek <jakub@redhat.com>
22697 * cgraph.c: Spelling fixes - behaviour -> behavior and
22698 neighbour -> neighbor.
22699 * target.def: Likewise.
22700 * sel-sched.c: Likewise.
22701 * config/mips/mips.c: Likewise.
22702 * config/arc/arc.md: Likewise.
22703 * config/arm/cortex-a57.md: Likewise.
22704 * config/arm/arm.c: Likewise.
22705 * config/arm/neon.md: Likewise.
22706 * config/arm/arm-c.c: Likewise.
22707 * config/vms/vms-c.c: Likewise.
22708 * config/s390/s390.c: Likewise.
22709 * config/i386/znver1.md: Likewise.
22710 * config/i386/i386.c: Likewise.
22711 * config/ia64/hpux-unix2003.h: Likewise.
22712 * config/msp430/msp430.md: Likewise.
22713 * config/rx/rx.c: Likewise.
22714 * config/rx/rx.md: Likewise.
22715 * config/aarch64/aarch64-simd.md: Likewise.
22716 * config/aarch64/aarch64.c: Likewise.
22717 * config/nvptx/nvptx.c: Likewise.
22718 * config/bfin/bfin.c: Likewise.
22719 * config/cris/cris.opt: Likewise.
22720 * config/rs6000/rs6000.c: Likewise.
22721 * target.h: Likewise.
22722 * spellcheck.c: Likewise.
22723 * ira-build.c: Likewise.
22724 * tree-inline.c: Likewise.
22725 * builtins.c: Likewise.
22726 * lra-constraints.c: Likewise.
22727 * explow.c: Likewise.
22728 * hwint.h: Likewise.
22729 * targhooks.c: Likewise.
22730 * tree-vect-data-refs.c: Likewise.
22731 * expr.c: Likewise.
22732 * doc/tm.texi: Likewise.
22733 * doc/extend.texi: Likewise.
22734 * doc/install.texi: Likewise.
22735 * doc/md.texi: Likewise.
22736 * tree-ssa-tail-merge.c: Likewise.
22737 * sched-int.h: Likewise.
22738 * match.pd: Likewise.
22739 * sched-ebb.c: Likewise.
22740 * target.def (omit_struct_return_reg): Likewise.
22741 * gimple-ssa-isolate-paths.c: Likewise.
22742 (find_implicit_erroneous_behaviour): Renamed to...
22743 (find_implicit_erroneous_behavior): ... this.
22744 (find_explicit_erroneous_behaviour): Renamed to...
22745 (find_explicit_erroneous_behavior): ... this.
22746 (gimple_ssa_isolate_erroneous_paths): Adjust caller.
22748 2016-02-11 Segher Boessenkool <segher@kernel.crashing.org>
22750 PR rtl-optimization/64682
22751 PR rtl-optimization/69567
22752 PR rtl-optimization/69737
22753 * combine.c (distribute_notes) <REG_DEAD>: If the register is set
22754 in I2 as well, just lose it.
22756 2016-02-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22758 * config/aarch64/aarch64.c (aarch64_last_printed_arch_string):
22760 (aarch64_last_printed_tune_string): Likewise.
22761 (aarch64_declare_function_name): Only output .arch assembler
22762 directive if it will be different from the previously output
22763 directive. Same for .tune comment but only if -dA is set.
22764 (aarch64_start_file): New function.
22765 (TARGET_ASM_FILE_START): Define.
22767 2016-02-11 David Malcolm <dmalcolm@redhat.com>
22770 * Makefile.in (PLUGIN_HEADERS): Add params.list.
22772 2016-02-11 Jakub Jelinek <jakub@redhat.com>
22775 * tree-vect-slp.c (vect_schedule_slp_instance): Avoid
22776 -Wmaybe-uninitialized warning.
22778 2016-02-11 Oleg Endo <olegendo@gcc.gnu.org>
22781 * config/sh/sh.md (casesi_worker_0): Add T_REG use.
22783 2016-02-11 Richard Biener <rguenther@suse.de>
22785 PR rtl-optimization/69291
22786 * ifcvt.c (noce_try_store_flag_constants): Do not allow
22787 subexpressions affected by changing the result.
22789 2016-02-10 Vladimir Makarov <vmakarov@redhat.com>
22792 * lra-constraints.c (curr_insn_transform): Find in/out operands
22793 for secondary memory moves. Update dups.
22795 2016-02-10 Yuri Rumyantsev <ysrumyan@gmail.com>
22797 PR tree-optimization/69652
22798 * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1
22799 to nested loop, did source re-formatting, skip debug statements,
22800 add check on statement with volatile operand, remove dead scalar
22803 2016-02-10 Jakub Jelinek <jakub@redhat.com>
22804 Patrick Palka <ppalka@gcc.gnu.org>
22808 * gimplify.c (gimplify_modify_expr): Set lhs even for noreturn
22809 calls if the return type is TREE_ADDRESSABLE.
22810 * cgraphunit.c (cgraph_node::expand_thunk): Likewise.
22811 * ipa-split.c (split_function): Fix doubled "we" in comment.
22812 Use void return type for the split part even if
22813 !split_point->split_part_set_retval.
22815 2016-02-10 Bin Cheng <bin.cheng@arm.com>
22817 PR tree-optimization/68021
22818 * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if
22819 when computing the value of biv cand by itself.
22821 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
22823 * config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion.
22824 (cortexa57_tunings): Likewise.
22825 (cortexa72_tunings): Likewise.
22826 (arch_macro_fusion_pair_p): Add support for AES fusion.
22827 * config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry.
22828 * config/arm/aarch-common.c (aarch_crypto_can_dual_issue):
22829 Allow virtual registers before reload so early scheduling works.
22830 * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use
22831 correct latency and pipeline.
22832 (cortex_a57_crypto_complex): Likewise.
22833 (cortex_a57_crypto_xor): Likewise.
22834 (define_bypass): Add AES bypass.
22836 2016-02-10 Richard Biener <rguenther@suse.de>
22838 PR tree-optimization/69726
22839 * passes.def: Add DCE pass before late uninit.
22840 * match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to
22841 really fixup if-conversions job.
22843 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
22845 * config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion.
22846 (arm_cortex_a57_tune): Likewise.
22847 (aarch_macro_fusion_pair_p): Add support for AES fusion.
22848 * config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC.
22850 2016-02-10 Eric Botcazou <ebotcazou@adacore.com>
22852 * timevar.def (TV_PHASE_DBGINFO): Delete.
22853 (TV_PHASE_CHECK_DBGINFO): Likewise.
22854 * varpool.c (varpool_node::assemble_decl): Do not change timevar.
22856 2016-02-10 Richard Biener <rguenther@suse.de>
22858 PR tree-optimization/69719
22859 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
22860 Adjust previous fix by ensuring that dr_a1 is left of dr_a2.
22862 2016-02-09 Andrew Pinski <apinski@cavium.com>
22865 * optabs-tree.c (expand_vec_cond_expr_p): Don't early return if
22866 get_vcond_mask_icode returns false.
22868 2016-02-09 Michael Meissner <meissner@linux.vnet.ibm.com>
22871 * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing
22872 an ADDIS that adds a pointer to a large constant that sets the
22873 upper16 bits with a load operation.
22875 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
22878 * config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane
22880 * config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big
22882 (vzipq_s16): Likewise.
22883 (vzipq_s32): Likewise.
22884 (vzipq_f32): Likewise.
22885 (vzipq_u8): Likewise.
22886 (vzipq_u16): Likewise.
22887 (vzipq_u32): Likewise.
22888 (vzipq_p8): Likewise.
22889 (vzipq_p16): Likewise.
22891 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
22894 * config/arm/arm.c (neon_endian_lane_map): New function.
22895 (neon_vector_pair_endian_lane_map): New function.
22896 (arm_evpc_neon_vuzp): Allow for big endian lane order.
22897 * config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big
22899 (vuzpq_s16): Likewise.
22900 (vuzpq_s32): Likewise.
22901 (vuzpq_f32): Likewise.
22902 (vuzpq_u8): Likewise.
22903 (vuzpq_u16): Likewise.
22904 (vuzpq_u32): Likewise.
22905 (vuzpq_p8): Likewise.
22906 (vuzpq_p16): Likewise.
22908 2016-02-11 Alexandre Oliva <aoliva@redhat.com>
22911 * regstat.c (regstat_bb_compute_calls_crossed): Disregard
22914 2016-02-09 Uros Bizjak <ubizjak@gmail.com>
22916 * config/i386/i386.md (insv<mode>_1): Use gen_int_mode to
22917 truncate const_int operand 1 to QImode.
22919 2016-02-09 Eric Botcazou <ebotcazou@adacore.com>
22921 * gimple-ssa-backprop.c (optimize_phi): Do not replace an argument
22922 corresponding to an abnormal edge.
22924 2016-02-09 Tom de Vries <tom@codesourcery.com>
22926 PR tree-optimization/69599
22927 * tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New
22929 (find_func_aliases_for_builtin_call, find_func_clobbers)
22930 (ipa_pta_execute): Handle case that foo and foo._0 are not in same lto
22933 2016-02-09 Richard Biener <rguenther@suse.de>
22935 PR tree-optimization/69715
22936 * tree-ssa.c (execute_update_addresses_taken): Mark non-decl
22937 LHS on calls as non-rewritable.
22939 2016-02-09 Tom de Vries <tom@codesourcery.com>
22942 * lto-wrapper.c (append_diag_options): New function.
22943 (compile_offload_image): Call append_diag_options.
22945 2016-02-08 Sandra Loosemore <sandra@codesourcery.com>
22948 * doc/extend.texi (Flag Output Operands): Correct sectioning.
22949 Minor copy-edit to fix verb tenses.
22951 2016-02-08 Jakub Jelinek <jakub@redhat.com>
22953 PR tree-optimization/69209
22954 * ipa-split.c (split_function): If split part is not
22955 returning retval, retval has gimple type but is not
22956 gimple value, force it into a SSA_NAME first.
22958 2016-02-08 Nicklas Bo Jensen <nbjensen@gmail.com>
22960 * doc/tree-ssa.texi (Preserving the virtual SSA form): Remove
22963 2016-02-08 Jason Merrill <jason@redhat.com>
22966 * convert.c (convert_to_integer_1): Check dofold on truncation
22968 (convert_to_pointer_maybe_fold, convert_to_real_maybe_fold)
22969 (convert_to_integer_maybe_fold, convert_to_complex_maybe_fold):
22970 Rename from *_nofold.
22971 * convert.h (convert_to_pointer_nofold, convert_to_integer_nofold)
22972 (convert_to_real_nofold, convert_to_complex_nofold): New inlines.
22974 2016-02-08 Bernd Schmidt <bschmidt@redhat.com>
22977 * tree.c (build_common_tree_nodes): Remove short_double argument.
22978 All callers changed.
22979 * tree.h (build_common_tree_nodes): Adjust declaration.
22980 * doc/invoke.texi (-fshort-double): Remove documentation.
22981 * config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
22982 MULTILIB_EXCEPTIONS): Remove -fshort-double variant.
22983 * lto-wrapper.c (merge_and_complain, append_compiler_options)
22984 (append_linker_options): Don't handle OPT_fshort_double.
22986 PR rtl-optimization/68730
22987 * lra-remat.c (insn_to_cand_activation): New static variable.
22988 (lra_remat): Allocate and free it.
22989 (create_cand): New arg activation. Initialize a field in
22990 insn_to_cand_activation if it is nonnull.
22991 (create_cands): Pass the activation insn to create_cand when making
22992 a candidate involving an output reload. Reorganize code a little.
22993 (do_remat): Keep track of active status of candidates in a separate
22996 2016-02-08 Richard Biener <rguenther@suse.de>
22998 PR tree-optimization/69719
22999 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
23000 Properly use absolute of the difference of the two offsets to
23001 compare or adjust the segment length.
23003 2016-02-08 Richard Biener <rguenther@suse.de>
23004 Jeff Law <law@redhat.com>
23007 * tree-ssanames.c (make_ssa_name_fn): Always use unqualified
23008 types for anonymous SSA names.
23010 2016-02-08 Richard Biener <rguenther@suse.de>
23012 PR rtl-optimization/69274
23013 * ira.c (ira_setup_alts): Do not change recog_data.operand order.
23015 2016-02-08 Jeff Law <law@redhat.com>
23017 PR tree-optimization/65917
23018 * tree-ssa-dom.c (record_temporary_equivalences): Record both
23019 equivalences from if (x == y) style conditionals.
23020 (loop_depth_of_name): Remove.
23021 (record_equality): Remove loop depth check.
23022 * tree-ssa-scopedtables.h (const_and_copies): Refine comments.
23023 (const_and_copies::record_const_or_copy_raw): New member function.
23024 * tree-ssa-scopedtables.c
23025 (const_and_copies::record_const_or_copy_raw): New, factored out of
23026 (const_and_copies::record_const_or_copy): Call new member function.
23028 2016-02-05 Jeff Law <law@redhat.com>
23030 PR tree-optimization/68541
23031 * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h.
23032 (count_stmts_in_block): New function.
23033 (poor_ifcvt_candidate_code): Likewise.
23034 (is_feasible_trace): Add some heuristics to determine when path
23035 splitting is profitable.
23036 (find_block_to_duplicate_for_splitting_paths): Make sure the graph
23037 is a diamond with a single exit.
23039 2016-02-05 Martin Sebor <msebor@redhat.com>
23042 * doc/invoke.texi: Update -Wplacement-new to take an optional
23045 2016-02-06 Richard Henderson <rth@redhat.com>
23048 * tree.c (tree_nop_conversion_p): Do not strip casts into or
23049 out of non-standard address spaces.
23051 2016-02-05 Jakub Jelinek <jakub@redhat.com>
23053 PR rtl-optimization/69691
23054 * lra-eliminations.c (move_plus_up): Don't add the addend twice.
23056 2016-02-05 Pat Haugen <pthaugen@us.ibm.com>
23058 * config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
23059 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
23060 (*ieee128_mfvsrd_64bit): Likewise.
23061 (*ieee128_mfvsrd_32bit): Likewise.
23063 2016-02-05 Ilya Enkovich <enkovich.gnu@gmail.com>
23067 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
23069 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
23070 instrumented_version.
23072 2016-01-05 Jeremy Bennett <jeremy.bennett@embecosm.com>
23074 * doc/invoke.texi (Optimize Options): In table of --param options
23075 rename second occurrence of tracer-min-branch-ratio to
23076 tracer-min-branch-probability, rename
23077 tracer-min-branch-ratio-feedback to
23078 tracer-min-branch-probability-feedback and clarify description,
23079 rename sched-spec-state-edge-prob-cutoff to
23080 sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename
23081 to selsched-insns-to-rename, rename lto-minpartition to
23082 lto-min-partition, delete reorder-blocks-duplicate and
23083 reorder-blocks-duplicate-feedback.
23085 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
23087 * config/s390/s390.c (s390_register_info_set_ranges): Remove
23090 2016-02-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
23092 * doc/extend.texi: S/390: Correct some typos.
23094 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
23096 * config/s390/s390.c (s390_emit_call): Add missing 64 bit check.
23098 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
23101 * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines.
23102 (s390_register_info_gprtofpr): Use new macros above.
23103 (s390_register_info_stdarg_fpr): Adjust max_fpr to better match
23105 (s390_register_info_stdarg_gpr): Adjust max_gpr to better match
23106 its name. Adjust restore and save gpr ranges.
23107 (s390_register_info_set_ranges): New function.
23108 (s390_register_info): Use new macros above. Call
23109 s390_register_info_set_ranges.
23110 (s390_optimize_register_info): Likewise.
23111 (s390_hard_regno_rename_ok): Use new macros.
23112 (s390_hard_regno_scratch_ok): Likewise.
23113 (s390_emit_epilogue): Likewise.
23114 (s390_can_use_return_insn): Likewise.
23115 (s390_optimize_prologue): Likewise.
23116 * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants.
23118 2016-02-05 Jakub Jelinek <jakub@redhat.com>
23121 * config/i386/i386.c (convert_scalars_to_vector): Readd stack
23123 (ix86_option_override_internal): Disable TARGET_STV even for
23124 -m{incoming,preferred}-stack-boundary=3.
23126 2016-02-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
23128 * config.gcc: Mark deprecated rtems targets as obsolete.
23130 2016-02-04 Segher Boessenkool <segher@kernel.crashing.org>
23132 PR rtl-optimization/64682
23133 PR rtl-optimization/69567
23134 * combine.c (distribute_notes) <REG_DEAD>: Place the death note
23135 before I2 only if the register is both used and set in I2.
23137 2016-02-04 DJ Delorie <dj@redhat.com>
23139 * config/msp430/msp430.c (msp430_start_function): Add function type.
23141 2016-02-04 Jakub Jelinek <jakub@redhat.com>
23144 * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.
23146 2016-02-04 Uros Bizjak <ubizjak@gmail.com>
23148 PR rtl-optimization/69577
23150 2015-10-29 Richard Henderson <rth@redhat.com>
23154 * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten
23155 sse check to the exact conditions of PR 67609.
23157 2016-02-04 Michael Meissner <meissner@linux.vnet.ibm.com>
23160 * config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint
23161 instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are
23162 not allowed into the traditional Altivec registers.
23163 (movtd_64bit_nodm): Likewise.
23164 (mov<mode>_32bit, FMOVE128_FPR iterator): Likewise.
23166 2016-02-04 David Malcolm <dmalcolm@redhat.com>
23168 * config/aarch64/cortex-a57-fma-steering.c
23169 (aarch64_register_fma_steering): Remove "static" from arguments
23172 2016-02-04 Wilco Dijkstra <wdijkstr@arm.com>
23175 * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
23176 twice when complex.
23178 2016-02-04 Mike Frysinger <vapier@gentoo.org>
23180 * doc/invoke.texi: Delete -mno-fma4.
23182 2016-02-04 Richard Sandiford <richard.sandiford@arm.com>
23184 PR rtl-optimization/69577
23185 * reginfo.c (record_subregs_of_mode): Add a partial_def parameter.
23186 (find_subregs_of_mode): Update accordingly. Iterate over partial
23189 2016-02-04 Alan Lawrence <alan.lawrence@arm.com>
23191 * config/arm/arm-protos.h (neon_reinterpret): Remove.
23192 * config/arm/arm.c (neon_reinterpret): Remove.
23193 * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi,
23194 vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi,
23195 vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di,
23196 vreinterpretti): Remove.
23197 * config/arm/neon.md (neon_vreinterpretv8qi<mode>,
23198 neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
23199 neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
23200 neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
23201 neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
23202 neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove.
23203 * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32,
23204 vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64,
23205 vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32,
23206 vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32,
23207 vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64,
23208 vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8,
23209 vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8,
23210 vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8,
23211 vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64,
23212 vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16,
23213 vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16,
23214 vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16,
23215 vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64,
23216 vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32,
23217 vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32,
23218 vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32,
23219 vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8,
23220 vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8,
23221 vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8,
23222 vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64,
23223 vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16,
23224 vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16,
23225 vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16,
23226 vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64,
23227 vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32,
23228 vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32,
23229 vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32,
23230 vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64,
23231 vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8,
23232 vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8,
23233 vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64,
23234 vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8,
23235 vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16,
23236 vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16,
23237 vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64,
23238 vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16,
23239 vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32,
23240 vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32,
23241 vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64,
23242 vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32,
23243 vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8,
23244 vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64,
23245 vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8,
23246 vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8,
23247 vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32,
23248 vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64,
23249 vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16,
23250 vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16,
23251 vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32,
23252 vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64,
23253 vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16,
23254 vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16,
23255 vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16,
23256 vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64,
23257 vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16,
23258 vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16,
23259 vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16,
23260 vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64,
23261 vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16,
23262 vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16,
23263 vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16,
23264 vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64,
23265 vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16,
23266 vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16,
23267 vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16,
23268 vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128,
23269 vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16,
23270 vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16,
23271 vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16,
23272 vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128,
23273 vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16,
23274 vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16,
23275 vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16,
23276 vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128,
23277 vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16,
23278 vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16,
23279 vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16,
23280 vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128,
23281 vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8,
23282 vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16,
23283 vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16,
23284 vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64,
23285 vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64,
23286 vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8,
23287 vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8,
23288 vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64,
23289 vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64,
23290 vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32,
23291 vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8,
23292 vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64,
23293 vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64,
23294 vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32,
23295 vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8,
23296 vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64,
23297 vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64,
23298 vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32,
23299 vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts.
23301 2016-02-04 Martin Liska <mliska@suse.cz>
23304 * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls
23305 that are gimple_store_p.
23306 (maybe_instrument_call): Likewise.
23308 2016-02-04 Bin Cheng <bin.cheng@arm.com>
23310 * config/aarch64/aarch64.c (aarch64_legitimize_address): Force
23311 register scaling out of memory reference and comment why.
23313 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
23317 * cse.c (cse_insn): Pass NULL to fold_rtx when initially
23318 folding the source of a SET.
23320 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
23324 * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract
23325 the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx.
23327 2016-02-04 Jim Wilson <jim.wilson@linaro.org>
23331 * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and
23334 2016-02-04 Christian Bruel <christian.bruel@st.com>
23336 * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo.
23337 * config/arm/arm.c (arm_set_current_function): Likewise.
23339 2016-02-04 Jakub Jelinek <jakub@redhat.com>
23340 Ilya Enkovich <enkovich.gnu@gmail.com>
23341 H.J. Lu <hongjiu.lu@intel.com>
23344 * config/i386/i386.c (convert_scalars_to_vector): Remove
23345 stack alignment fixes.
23346 (ix86_option_override_internal): Disable TARGET_STV if stack
23347 might not be aligned enough.
23348 (ix86_minimum_alignment): Assert that TARGET_STV is false.
23350 2016-02-04 Victoria Stepanyan <victoria.stepanyan@amd.com>
23352 * config/i386/x86-tune.def: Disable default prefetching
23355 2016-02-03 Michael Meissner <meissner@linux.vnet.ibm.com>
23356 Vladimir Makarov <vmakarov@redhat.com>
23359 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
23360 in validating fused toc addresses.
23362 2016-02-03 Jakub Jelinek <jakub@redhat.com>
23365 * diagnostic-show-locus.c (layout::get_state_at_point): Don't read
23366 range->m_caret fields if range->m_show_caret_p is false.
23369 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
23370 Force oldval into register if it does not satisfy reg_or_short_operand
23371 predicate. Fix up formatting.
23373 2016-02-03 Vladimir Makarov <vmakarov@redhat.com>
23374 Alexandre Oliva <aoliva@redhat.com>
23377 * lra-constraints.c (simplify_operand_subreg): Check additionally
23378 address validity after potential reloading.
23379 (process_address_1): Check insns validity. In case of failure do
23382 2016-02-03 Kirill Yukhin <kirill.yukhin@intel.com>
23385 * config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
23388 2016-02-02 Jakub Jelinek <jakub@redhat.com>
23390 * wide-int.cc (canonize_uhwi): New function.
23391 (wi::divmod_internal): Use it.
23393 2016-02-02 James Norris <jnorris@codesourcery.com>
23395 * gimplify.c (omp_notice_variable): Add usage check.
23397 2016-02-02 Alexander Monakov <amonakov@ispras.ru>
23399 * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU
23400 like LE, GE, LT, GT when emitting relational operator.
23402 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
23404 * ira-costs.c (find_costs_and_classes): Add extra argument.
23405 * target.def (ira_change_pseudo_allocno_class): Add parameter.
23406 * targhooks.h (ira_change_pseudo_allocno_class): Likewise.
23407 * targhooks.c (ira_change_pseudo_allocno_class): Likewise.
23408 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class)
23409 Add best_class parameter, and return it if not ALL_REGS.
23410 * config/mips/mips.c (mips_ira_change_pseudo_allocno_class):
23412 * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS):
23413 Update target hook.
23415 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
23417 * config/aarch64/aarch64.c
23418 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define.
23419 (aarch64_ira_change_pseudo_allocno_class): New function.
23421 2016-02-02 Uros Bizjak <ubizjak@gmail.com>
23424 * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.
23426 2016-02-02 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
23428 * config/avr/avr.c (avr_option_override): Set
23429 PARAM_ALLOW_STORE_DATA_RACES to 1.
23431 2016-02-02 Richard Biener <rguenther@suse.de>
23433 PR tree-optimization/69595
23434 * match.pd: Add range test simplifications to true/false.
23436 2016-02-02 Thomas Schwinge <thomas@codesourcery.com>
23438 * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
23439 * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
23442 2016-02-02 Richard Biener <rguenther@suse.de>
23444 PR tree-optimization/69606
23445 * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
23446 info on the result before moving a stmt.
23448 2016-02-02 Yuri Rumyantsev <ysrumyan@gmail.com>
23450 PR middle-end/68542
23451 * config/i386/i386.c (ix86_expand_branch): Add support for conditional
23452 branch with vector comparison.
23453 * config/i386/sse.md (VI48_AVX): New mode iterator.
23454 (define_expand "cbranch<mode>4): Add support for conditional branch
23455 with vector comparison.
23456 * tree-vect-loop.c (optimize_mask_stores): New function.
23457 * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize
23458 has_mask_store field of vect_info.
23459 * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for
23460 vectorized loops having masked stores after vec_info destroy.
23461 * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and
23462 correspondent macros.
23463 (optimize_mask_stores): Add prototype.
23465 2016-02-02 Alan Modra <amodra@gmail.com>
23468 * config/rs6000/predicates.md (quad_int_reg_operand): Don't
23471 2016-02-02 Alan Modra <amodra@gmail.com>
23474 * config/rs6000/rs6000.c (need_toc_init): New var, set it
23475 whenever toc_label_name used.
23476 (rs6000_file_start): Don't set up toc section here,
23477 (rs6000_output_function_epilogue): do so here instead,
23478 (rs6000_xcoff_file_start): and here.
23479 * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
23480 (load_toc_aix_di): Likewise.
23482 2016-02-01 Jakub Jelinek <jakub@redhat.com>
23484 PR rtl-optimization/69592
23485 * rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
23486 (cached_nonzero_bits): Use it instead of ARITHMETIC_P.
23487 (num_sign_bit_copies_binary_arith_p): New inline function.
23488 (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
23490 2016-02-01 Jeff Law <law@redhat.com>
23492 PR tree-optimization/69580
23493 * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
23494 * tree-ssa-threadbackward.c
23495 (fsm_find_control_statement_thread_paths): Do not try to walk
23496 through large PHI nodes.
23498 2016-02-01 Jakub Jelinek <jakub@redhat.com>
23500 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false
23501 when count is incremented above limit, don't analyze further
23504 * omp-low.c (oacc_parse_default_dims): Avoid
23505 -Wsign-compare warning, make sure value fits into int
23506 rather than just unsigned int.
23508 2016-02-01 Bin Cheng <bin.cheng@arm.com>
23510 PR tree-optimization/67921
23511 * fold-const.c (split_tree): New parameters. Convert pointer
23512 type variable part to proper type before negating.
23513 (fold_binary_loc): Pass new arguments to split_tree.
23515 2016-02-01 Nathan Sidwell <nathan@codesourcery.com>
23517 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New.
23518 (nvptx_goacc_validate_dims): Extend to handle global defaults.
23519 * target.def (OACC_VALIDATE_DIMS): Extend documentation.
23520 * doc/tm.texti: Rebuilt.
23521 * doc/invoke.texi (fopenacc-dim): Document.
23522 * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case.
23523 (append_compiler_options): Likewise.
23524 * omp-low.c (oacc_default_dims, oacc_min_dims): New.
23525 (oacc_parse_default_dims): New.
23526 (oacc_validate_dims): Add USED arg. Select non-unity default when
23528 (oacc_loop_fixed_partitions): Return mask of used partitions.
23529 (oacc_loop_auto_partitions): Emit dump info.
23530 (oacc_loop_partition): Return mask of used partitions.
23531 (execute_oacc_device_lower): Parse default dimension arg. Adjust
23532 loop partitioning and validation calls.
23534 2016-02-01 Richard Biener <rguenther@suse.de>
23536 PR middle-end/69556
23537 * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.
23539 2016-02-01 Richard Biener <rguenther@suse.de>
23541 PR tree-optimization/69574
23542 * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead
23543 of asserting return chrec_dont_know.
23545 2016-02-01 Martin Liska <mliska@suse.cz>
23547 * mem-stats-traits.h: Add copyright header.
23548 * mem-stats.h: Likewise.
23550 2016-02-01 Richard Biener <rguenther@suse.de>
23552 PR tree-optimization/69579
23553 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
23554 Do not propagate through abnormal PHI results.
23556 2016-02-01 Eric Botcazou <ebotcazou@adacore.com>
23558 * postreload.c (reload_cse_simplify): Remove dead code.
23560 2016-02-01 Jakub Jelinek <jakub@redhat.com>
23562 PR rtl-optimization/69570
23563 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
23564 if there is more than one set, not if there is a single set.
23566 2016-02-01 Richard Henderson <rth@redhat.com>
23569 * combine.c (make_compound_operation): When looking through a
23570 subreg, make sure to re-extend to the width of the outer mode.
23572 2016-01-30 Jakub Jelinek <jakub@redhat.com>
23574 PR tree-optimization/69546
23575 * wide-int.cc (wi::divmod_internal): For unsigned division
23576 where both operands fit into uhwi, if o1 is 1 and o0 has
23577 msb set, if divident_prec is larger than bits per hwi,
23578 clear another quotient word and return 2 instead of 1.
23579 Similarly for remainder with msb in HWI set, if dividend_prec
23580 is larger than bits per hwi.
23582 2016-01-29 Martin Jambor <mjambor@suse.cz>
23584 * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
23585 Use short lowercase names.
23586 (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support
23587 MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
23588 acq_rel one. Protect warning agains segfaults if
23589 get_memory_order_name returns NULL.
23590 (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
23591 with release semantics. Do not warn if get_memory_order already did.
23592 (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
23593 semantics. Fix check for relaxed or acquire semantics. Do not warn
23594 if get_memory_order already did.
23596 2016-01-29 Sebastian Pop <s.pop@samsung.com>
23598 * doc/install.texi: Document that isl-0.16 is supported.
23600 2016-01-29 Vladimir Makarov <vmakarov@redhat.com>
23603 * config/i386/constraints.md (Bm): Describe as special memory
23605 * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
23606 * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
23607 * genpreds.c (struct constraint_data): Add is_special_memory.
23608 (have_special_memory_constraints, special_memory_start): New
23610 (special_memory_end): Ditto.
23611 (add_constraint): Add new arg is_special_memory. Add code to
23612 process its true value. Update have_special_memory_constraints.
23613 (process_define_constraint): Pass the new arg.
23614 (process_define_register_constraint): Ditto.
23615 (choose_enum_order): Process special memory.
23616 (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
23617 function insn_extra_special_memory_constraint.
23618 (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
23619 * gensupport.c (process_rtx): Process
23620 DEFINE_SPECIAL_MEMORY_CONSTRAINT.
23621 * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
23622 * ira-lives.c (single_reg_class): Use
23623 insn_extra_special_memory_constraint.
23624 * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
23625 * lra-constraints.c (process_alt_operands): Ditto.
23626 (curr_insn_transform): Use insn_extra_special_memory_constraint.
23627 * recog.c (asm_operand_ok, preprocess_constraints): Process
23629 * reload.c (find_reloads): Ditto.
23630 * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
23631 * stmt.c (parse_input_constraint): Use
23632 insn_extra_special_memory_constraint.
23634 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
23637 * lra-splill.c (lra_final_code_change): Revert r229087 by
23638 removing all sub-registers.
23640 2016-01-29 Steve Ellcey <sellcey@imgtec.com>
23643 * config/mips/mips.c (mips_output_division): Check flag_delayed_branch.
23645 2016-01-29 Jakub Jelinek <jakub@redhat.com>
23648 * config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
23649 SSE1, copy target into the temporary reg first before recursing
23652 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
23654 * config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
23657 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
23659 * ginclude/stdarg.h: Test __cplusplus instead of
23660 __GXX_EXPERIMENTAL_CXX0X__.
23662 2016-01-29 Richard Biener <rguenther@suse.de>
23664 PR tree-optimization/69547
23665 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
23666 Do not mark clobbers necessary.
23667 (mark_all_reaching_defs_necessary_1): Likewise.
23669 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
23671 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
23672 declaration name with %qs and print it in both error messages.
23673 Also fix indentation.
23675 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
23678 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
23679 trailing blank line from error message.
23681 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
23684 * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
23687 2016-01-29 Richard Biener <rguenther@suse.de>
23689 PR middle-end/69537
23690 * match.pd: Allow all integral types when simplifying a
23691 widening or sign-changing conversion.
23693 2016-01-28 Sebastian Pop <s.pop@samsung.com>
23695 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
23696 back to setting codegen_error to fail codegen.
23698 2016-01-28 Uros Bizjak <ubizjak@gmail.com>
23701 * config/i386/constraints.md (C): Only accept constant zero operand.
23702 (BC): New constraint.
23703 * config/i386/sse.md (*mov<mode>_internal): Use BC constraint
23704 instead of C constraint.
23705 * doc/md.texi (Machine Constraints): Update description
23708 2016-01-28 Steve Ellcey <sellcey@imgtec.com>
23711 * config/mips/mips.c (and_operands_ok): Add MIPS16 check.
23713 2016-01-28 Jakub Jelinek <jakub@redhat.com>
23715 PR middle-end/69542
23716 * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
23719 2016-01-28 Pat Haugen <pthaugen@us.ibm.com>
23721 * config/rs6000/rs6000.c (output_cbranch): Don't statically predict
23722 branches if using guessed profile.
23724 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
23726 * graphite-optimize-isl.c (optimize_isl): Fix dump.
23728 2016-01-28 Richard Henderson <rth@redhat.com>
23731 * config/aarch64/aarch64-modes.def (CC_Cmode): New
23732 * config/aarch64/aarch64-protos.h: Update.
23733 * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
23734 (aarch64_select_cc_mode): Add check for use of CC_Cmode.
23735 (aarch64_get_condition_code_1): Handle CC_Cmode.
23736 * config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
23737 (*add<mode>3_compareC_cconly_imm): New.
23738 (*add<mode>3_compareC_cconly): New.
23739 (*add<mode>3_compareC_imm): New.
23740 (add<mode>3_compareC): New.
23741 (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
23742 to be first. Use aarch64_carry_operation.
23743 (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
23744 (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
23745 (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
23746 (subti3): Use subdi3_compare1.
23747 (*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
23748 (sub<mode>3_compare1): New.
23749 (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
23750 (*sub<mode>3_carryin): Use aarch64_borrow_operation.
23751 (*subsi3_carryin_uxtw): Likewise.
23752 (*ngc<mode>, *ngcsi_uxtw): Likewise.
23753 (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
23754 * config/aarch64/iterators.md (DWI): New.
23755 * config/aarch64/predicates.md (aarch64_carry_operation): New.
23756 (aarch64_borrow_operation): New.
23758 2016-01-28 Abderrazek Zaafrani <a.zaafrani@samsung.com>
23760 * graphite-optimize-isl.c (optimize_isl): Print a different debug
23761 message when isl does not return a valid schedule.
23763 2016-01-28 Sebastian Pop <s.pop@samsung.com>
23765 * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
23766 Remove comments from class declarations: they are already in the code
23769 2016-01-28 Sebastian Pop <s.pop@samsung.com>
23771 * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
23773 (ternary_op_to_tree): Same.
23774 (unary_op_to_tree): Same.
23775 (nary_op_to_tree): Same.
23776 (gcc_expression_from_isl_expr_op): Same.
23777 (gcc_expression_from_isl_expression): Same.
23778 (graphite_create_new_loop): Same.
23779 (graphite_create_new_loop_guard): Same.
23780 (build_iv_mapping): Same.
23781 (graphite_create_new_guard): Same.
23782 (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
23783 (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.
23785 2016-01-28 Sebastian Pop <s.pop@samsung.com>
23787 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
23788 instead of setting codegen_error to fail codegen.
23790 2016-01-28 Jason Merrill <jason@redhat.com>
23792 * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.
23794 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
23796 * config/aarch64/aarch64.c (aarch64_if_then_else_costs):
23797 Remove CONST_INT_P check in CCMP cost calculation.
23799 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
23801 * config/aarch64/aarch64.c (generic_vector_cost):
23802 Set vec_permute_cost.
23803 (cortexa57_vector_cost): Likewise.
23804 (exynosm1_vector_cost): Likewise.
23805 (xgene1_vector_cost): Likewise.
23806 (aarch64_builtin_vectorization_cost): Use vec_permute_cost.
23807 * config/aarch64/aarch64-protos.h (cpu_vector_cost):
23808 Add vec_permute_cost entry.
23810 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
23812 * config/aarch64/aarch64.md (ccmp<mode>): Disassemble
23814 (add<mode>3_compare0): Likewise.
23815 (addsi3_compare0_uxtw): Likewise.
23816 (add<mode>3nr_compare0): Likewise.
23817 (compare_neg<mode>): Likewise.
23818 (<optab><mode>3): Likewise.
23820 2016-01-28 Ilya Enkovich <enkovich.gnu@gmail.com>
23822 * tree-vect-stmts.c (vectorizable_comparison): Add
23823 NULL check for vectype.
23825 2016-01-28 Richard Biener <rguenther@suse.de>
23827 PR tree-optimization/69466
23828 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
23829 Account for PHIs we couldn't duplicate.
23831 2016-01-28 Martin Liska <mliska@suse.cz>
23834 * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
23835 instead of ENABLE_VALGRIND_CHECKING.
23837 2016-01-27 Richard Henderson <rth@redhat.com>
23840 * lra-remat.c (subreg_regs): New.
23841 (dump_candidates_and_remat_bb_data): Dump it.
23842 (operand_to_remat): Reject if operand in subreg_regs.
23843 (set_bb_regs): Collect subreg_regs.
23844 (lra_remat): Init and free subreg_regs. Compute
23845 calculate_local_reg_remat_bb_data before create_cands.
23847 2016-01-27 H.J. Lu <hongjiu.lu@intel.com>
23850 * config/i386/i386.c (ix86_update_stack_boundary): Don't
23851 change stack_alignment_needed for __tls_get_addr call.
23853 2016-01-27 Segher Boessenkool <segher@kernel.crashing.org>
23855 * config/rs6000/rs6000.c (print_operand): Rollback 's' removal.
23857 2016-01-27 Jeff Law <law@redhat.com>
23859 PR tree-optimization/68398
23860 PR tree-optimization/69196
23861 * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
23862 (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
23863 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
23864 Only count PHIs in the last block in the path. The others will
23865 const/copy propagate away. Add heuristic to allow more irreducible
23866 subloops to be created when it is likely profitable to do so.
23868 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
23869 Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL
23870 check from within the loop. Use gsi_next_nondebug rather than gsi_next.
23872 2016-01-27 Jakub Jelinek <jakub@redhat.com>
23875 * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
23876 END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
23877 * asan.c (DEF_BUILTIN_STUB): Temporarily define.
23878 * tree-streamer-in.c: Include asan.h.
23879 (streamer_get_builtin_tree): For builtins in sanitizer
23880 range call initialize_sanitizer_builtins and retry.
23882 2016-01-27 Ian Lance Taylor <iant@google.com>
23884 * common.opt (fkeep-gc-roots-live): New undocumented option.
23885 * tree-ssa-loop-ivopts.c (add_candidate_1): If
23886 -fkeep-gc-roots-live, skip pointers.
23887 (add_iv_candidate_for_biv): Handle add_candidate_1 returning
23890 2016-01-27 Uros Bizjak <ubizjak@gmail.com>
23893 * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
23894 (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.
23896 2016-01-27 Thomas Klausner <wiz@NetBSD.org>
23899 * configure.ac: NetBSD provides SSP in its C library.
23900 * configure: Updated.
23902 2016-01-27 Richard Biener <rguenther@suse.de>
23904 PR tree-optimization/69166
23905 * tree-vect-loop.c (vect_is_simple_reduction): Always check
23906 reduction code for commutativity / associativity.
23908 2016-01-27 Martin Jambor <mjambor@suse.cz>
23910 PR tree-optimization/69355
23911 * tree-sra.c (analyze_access_subtree): Correct hole detection when
23912 total_scalarization fails.
23914 2016-01-27 David Edelsohn <dje.gcc@gmail.com>
23916 * config/rs6000/driver-rs6000.c (detect_processor_aix): Add
23919 2016-01-27 Christian Bruel <christian.bruel@st.com>
23922 * config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
23923 Move arm_reset_previous_fndecl and set_target_option_current_node in
23924 the conditional part. Call save_restore_target_globals.
23925 * config/arm/arm.c (arm_set_current_function):
23926 Refactor to better support #pragma target and attribute mix.
23927 Call save_restore_target_globals.
23928 * config/arm/arm-protos.h (save_restore_target_globals): New function.
23930 2016-01-27 Martin Liska <mliska@suse.cz>
23932 * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
23933 reference for an HSA kernel and its host function.
23935 2016-01-27 Jakub Jelinek <jakub@redhat.com>
23937 PR tree-optimization/69399
23938 * wide-int.h (wi::lrshift): For larger precisions, only
23939 use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.
23941 2016-01-27 Claudiu Zissulescu <claziss@synopsys.com>
23943 * config/arc/predicates.md (proper_comparison_operator): Reject
23944 constant-constant comparison.
23946 2016-01-26 Tom de Vries <tom@codesourcery.com>
23948 PR tree-optimization/69110
23949 * tree-data-ref.c (initialize_data_dependence_relation): Handle
23950 DR_NUM_DIMENSIONS == 0.
23952 2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com>
23953 Sebastian Pop <s.pop@samsung.com>
23955 * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
23956 isl_ast_op_cond and isl_ast_op_select.
23957 (gcc_expression_from_isl_expr_op): Same.
23959 2016-01-26 Jason Merrill <jason@redhat.com>
23962 * tree.c (recompute_constructor_flags): Split out from
23964 (verify_constructor_flags): New.
23965 * tree.h: Declare them.
23967 2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
23969 PR rtl-optimization/69217
23970 * var-tracking.c (tracked_record_parameter_p): Don't segfault if there
23971 are no TYPE_FIELDS set for the record type.
23973 2016-01-26 Jakub Jelinek <jakub@redhat.com>
23976 * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
23977 toc_label_name unconditionally.
23978 (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
23979 SYMBOL_REF string. Use toc_label_name instead of constructing
23981 (rs6000_elf_declare_function_name): Use toc_label_name instead of
23982 constructing LCTOC1.
23984 2016-01-26 Martin Sebor <msebor@redhat.com>
23987 * doc/extend.texi (Common Type Attributes): Move text that talks about
23988 attribute packed from attribute aligned to the section discussing
23989 the former attribute for clarity.
23991 2016-01-26 Richard Henderson <rth@redhat.com>
23993 PR middle-end/60908
23994 * trans-mem.c (tm_region_init): Mark entry block as visited.
23996 2016-01-26 David Malcolm <dmalcolm@redhat.com>
23999 * diagnostic-show-locus.c (layout::print_source_line): Replace
24000 call to pp_newline with call to layout::print_newline.
24001 (layout::print_annotation_line): Likewise.
24002 (layout::move_to_column): Likewise.
24003 (layout::print_any_fixits): After printing any fixits, print a
24004 trailing newline, if necessary.
24005 (layout::print_newline): New method, resetting any colorization
24007 (diagnostic_show_locus): Move the pp_newline to before the
24008 early bailout. Remove dummy block enclosing the layout instance.
24009 * diagnostic.c (default_diagnostic_finalizer): Replace invocation
24010 of pp_newline_and_flush with pp_flush.
24011 (diagnostic_append_note): Delete use of pp_newline.
24012 (diagnostic_append_note_at_rich_loc): Delete.
24013 * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
24014 * pretty-print.h (output_buffer_append_r): Reset buff->line_length
24015 when newline characters are added to the buffer.
24017 2016-01-26 Michael Matz <matz@suse.de>
24019 * configure.ac (ac_cv_std_swap_in_utility): New test.
24020 * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
24021 * configure: Regenerate.
24022 * config.in: Regenerate.
24024 2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
24026 * config/arc/arc.md (cstoresi4): Force operand into register.
24027 (arcset<code>): Fix predicate.
24028 (arcsetltu): Likewise.
24029 (arcsetgeu): Likewise.
24030 (arcsethi): Likewise.
24031 (arcsetls): Likewise.
24033 2016-01-26 Jakub Jelinek <jakub@redhat.com>
24035 PR tree-optimization/69483
24036 * gimple-fold.c (canonicalize_constructor_val): Return NULL
24037 if base has error_mark_node type.
24039 2016-01-26 Christophe Lyon <christophe.lyon@linaro.org>
24042 * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
24043 * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
24045 (vget_lane_f16): Handle big-endian.
24046 (vgetq_lane_f16): Likewise.
24047 (vset_lane_f16): Likewise.
24048 (vsetq_lane_f16): Likewise.
24049 * config/arm/iterators.md (VQXMOV): Add V8HF.
24050 (VDQ): Add V4HF and V8HF.
24051 (V_reg): Handle V4HF and V8HF.
24052 (Is_float_mode): Likewise.
24053 * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
24054 neon_vdup_nv8hf): New patterns.
24055 (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
24056 Use VD_LANE iterator.
24057 (neon_vld1_dup<mode>): Use VQ2 iterator.
24059 2016-01-26 Nathan Sidwell <nathan@acm.org>
24061 * omp-low.h (oacc_fn_attrib_kernels_p): Declare.
24062 (set_oacc_fn_attrib): Add IS_KERNEL arg.
24063 * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
24064 (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
24065 (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
24066 (oacc_validate_dims): Add LEVEL arg, don't return level.
24067 (new_oacc_loop_routine): Use oacc_fn_attrib_level, not
24068 oacc_validate_dims.
24069 (execute_oacc_device_lower): Adjust, add more dump output.
24070 * tree-ssa-loop.c (gate_oacc_kernels): Use
24071 oacc_fn_attrib_kernels_p.
24072 * tree-parloops.c (create_parallel_loop): Adjust
24073 set_oacc_fn_attrib call.
24075 2016-01-26 Jakub Jelinek <jakub@redhat.com>
24078 * lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
24079 (append_compiler_options): Handle -fcilkplus.
24080 (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
24082 2016-01-26 Nick Clifton <nickc@redhat.com>
24085 * config/i386/winnt.c (i386_pe_binds_local_p): If a function has
24086 been marked as DECL_ONE_ONLY but we do not the means to make it
24087 so, then do not allow it to bind locally.
24089 2016-01-26 Jakub Jelinek <jakub@redhat.com>
24092 * opts.h (parse_sanitizer_options): New prototype.
24093 * opts.c (sanitizer_opts): New array.
24094 (parse_sanitizer_options): New function.
24095 (common_handle_option): Use parse_sanitizer_options.
24097 2016-01-26 H.J. Lu <hongjiu.lu@intel.com>
24100 * config/i386/i386.c (ix86_compute_frame_layout): Move stack
24101 alignment adjustment to ...
24102 (ix86_update_stack_boundary): Here. Don't over-align stack for
24104 (ix86_finalize_stack_realign_flags): Use stack_alignment_needed
24105 if __tls_get_addr is called.
24107 2016-01-26 Christian Bruel <christian.bruel@st.com>
24109 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
24111 2016-01-26 Eric Botcazou <ebotcazou@adacore.com>
24113 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
24115 2016-01-26 Richard Biener <rguenther@suse.de>
24117 PR middle-end/69467
24118 * match.pd: Guard X * CST CMP 0 pattern with single_use.
24120 2016-01-26 Richard Biener <rguenther@suse.de>
24122 PR tree-optimization/69452
24123 * tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
24124 (move_computations_dom_walker::before_dom_children): Rename
24126 (move_computations_worker): This.
24127 (move_computations): Perform an RPO rather than a DOM walk.
24129 2016-01-26 Jakub Jelinek <jakub@redhat.com>
24132 * combine.c (combine_instructions): For REG_EQUAL note with
24133 SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
24134 to the underlying register.
24135 * doc/rtl.texi (REG_EQUAL): Document the behavior of
24136 REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
24138 2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com>
24141 * config/aarch64/aarch64-builtins.c
24142 (aarch64_init_simd_builtin_types): Do not set structural
24143 equality to __Poly{8,16,64,128}_t types.
24145 2016-01-26 Richard Sandiford <richard.sandiford@arm.com>
24147 PR tree-optimization/69400
24148 * wide-int.cc (wi_pack): Take the precision as argument and
24149 perform canonicalization here rather than in the callers.
24150 Use the main loop to handle all full-width HWIs. Add a
24151 zero HWI if in_len isn't a full result.
24152 (wi::divmod_internal): Update accordingly.
24153 (wi::mul_internal): Likewise. Simplify.
24155 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
24156 Sebastian Pop <s.pop@samsung.com>
24158 * graphite-poly.c (apply_poly_transforms): Simplify.
24159 (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
24160 (print_isl_map): Same.
24161 (print_isl_union_map): Same.
24162 (print_isl_schedule): New.
24163 (debug_isl_schedule): New.
24164 * graphite-dependences.c (scop_get_reads): Do not call
24165 isl_union_map_add_map that is undocumented isl functionality.
24166 (scop_get_must_writes): Same.
24167 (scop_get_may_writes): Same.
24168 (scop_get_original_schedule): Remove.
24169 (scop_get_dependences): Do not call isl_union_map_compute_flow that
24170 is deprecated in isl 0.15. Instead, use isl_union_access_* interface.
24171 (compute_deps): Remove.
24172 * graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
24173 (debug_schedule_ast): New.
24174 (translate_isl_ast_to_gimple::scop_to_isl_ast): Call
24175 set_separate_option.
24176 (graphite_regenerate_ast_isl): Add dump.
24177 (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
24178 from scop->transformed_schedule.
24179 (graphite_regenerate_ast_isl): Add more dump.
24180 * graphite-optimize-isl.c (optimize_isl): Set
24181 scop->transformed_schedule. Check whether schedules are equal.
24182 (apply_poly_transforms): Move here.
24183 * graphite-poly.c (apply_poly_transforms): ... from here.
24184 (free_poly_bb): Static.
24185 (free_scop): Static.
24186 (pbb_number_of_iterations_at_time): Remove.
24187 (print_isl_ast): New.
24188 (debug_isl_ast): New.
24189 (debug_scop_pbb): New.
24190 * graphite-scop-detection.c (print_edge): Move.
24191 (print_sese): Move.
24192 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
24193 (build_scop_scattering): Remove.
24194 (create_pw_aff_from_tree): Assert instead of bailing out.
24195 (add_condition_to_pbb): Remove unused code, do not fail.
24196 (add_conditions_to_domain): Same.
24197 (add_conditions_to_constraints): Remove.
24198 (build_scop_context): New.
24199 (add_iter_domain_dimension): New.
24200 (build_iteration_domains): Initialize pbb->iterators.
24201 Call add_conditions_to_domain.
24204 (index_outermost_in_loop): New.
24205 (index_pbb_in_loop): New.
24206 (outermost_pbb_in): New.
24207 (add_in_sequence): New.
24208 (add_outer_projection): New.
24209 (outer_projection_mupa): New.
24210 (add_loop_schedule): New.
24211 (build_schedule_pbb): New.
24212 (build_schedule_loop): New.
24213 (embed_in_surrounding_loops): New.
24214 (build_schedule_loop_nest): New.
24215 (build_original_schedule): New.
24216 (build_poly_scop): Call build_original_schedule.
24217 * graphite.h: Declare print_isl_schedule and debug_isl_schedule.
24218 (free_poly_dr): Remove.
24219 (struct poly_bb): Add iterators. Remove schedule, transformed, saved.
24220 (free_poly_bb): Remove.
24221 (debug_loop_vec): Remove.
24222 (print_isl_ast): Declare.
24223 (debug_isl_ast): Declare.
24224 (scop_do_interchange): Remove.
24225 (scop_do_strip_mine): Remove.
24226 (scop_do_block): Remove.
24227 (flatten_all_loops): Remove.
24228 (optimize_isl): Remove.
24229 (pbb_number_of_iterations_at_time): Remove.
24230 (debug_scop_pbb): Declare.
24231 (print_schedule_ast): Declare.
24232 (debug_schedule_ast): Declare.
24233 (struct scop): Remove schedule. Add original_schedule,
24234 transformed_schedule.
24235 (free_gimple_poly_bb): Remove.
24236 (print_generated_program): Remove.
24237 (debug_generated_program): Remove.
24238 (unify_scattering_dimensions): Remove.
24239 * sese.c (print_edge): ... here.
24240 (print_sese): ... here.
24241 (debug_edge): ... here.
24242 (debug_sese): ... here.
24243 * sese.h (print_edge): Declare.
24244 (print_sese): Declare.
24245 (dump_edge): Declare.
24246 (dump_sese): Declare.
24248 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
24249 Sebastian Pop <s.pop@samsung.com>
24251 * Makefile.in: Set ISLVER in site.exp.
24253 2016-01-25 Jakub Jelinek <jakub@redhat.com>
24255 * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
24256 DECL_VALUE_EXPR of new_var even for the non-array case. Look
24257 through DECL_VALUE_EXPR for expansion.
24259 2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
24261 * config/mips/mips.c (mips_compute_frame_info): Skip re-computing
24262 the frame info after reload completed.
24264 2016-01-25 Jeff Law <law@redhat.com>
24266 PR tree-optimization/69196
24267 PR tree-optimization/68398
24268 * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
24269 tree-ssa-threadupdate.c.
24270 (determine_bb_domination_status): Prototype
24271 * tree-ssa-threadupdate.c (enum bb_dom_status): Remove
24272 (determine_bb_domination_status): No longer static.
24273 (valid_jump_thread_path): Remove code to detect characteristics
24274 of the jump thread path not associated with correctness.
24275 * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
24276 Correct test for thread path length. Count PHIs for real operands as
24277 statements that need to be copied. Do not count ASSERT_EXPRs.
24278 Look at all the blocks in the thread path. Compute and selectively
24279 filter thread paths based on threading through the latch, threading
24280 a multiway branch or crossing a multiway branch.
24282 2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
24284 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add
24285 decl with __attribute__ ((unused)) annotation.
24287 2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
24290 * tree-vect-stmts.c (vectorizable_condition): Check vectype
24291 of operands is compatible with a statement vectype.
24293 2016-01-25 Eric Botcazou <ebotcazou@adacore.com>
24295 * doc/extend.texi (scalar_storage_order type attribute): Fix typo and
24296 improve wording for mixed storage order support.
24298 2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com>
24300 * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
24301 (vcvt_u64_f64): Likewise.
24302 (vcvta_s64_f64): Likewise.
24303 (vcvta_u64_f64): Likewise.
24304 (vcvtm_s64_f64): Likewise.
24305 (vcvtm_u64_f64): Likewise.
24306 (vcvtn_s64_f64): Likewise.
24307 (vcvtn_u64_f64): Likewise.
24308 (vcvtp_s64_f64): Likewise.
24309 (vcvtp_u64_f64): Likewise.
24311 2016-01-25 Claudiu Zissulescu <claziss@synopsys.com>
24313 * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
24314 (arc_init): Check validity mll64 option.
24315 (arc_save_restore): Use double load/store instruction.
24316 (arc_expand_movmem): Likewise.
24317 (arc_split_move): Don't split if we have double load/store
24318 instructions. Returns a boolean.
24319 (arc_process_double_reg_moves): Change function to return boolean
24320 instead of a sequence of instructions.
24321 (arc_dwarf_register_span): New function.
24322 * config/arc/arc-protos.h (arc_split_move): Change prototype.
24323 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
24324 * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
24325 (*movdf_insn): Likewise.
24326 * config/arc/arc.opt (mll64): New option.
24327 * config/arc/predicates.md (even_register_operand): New predicate.
24328 * doc/invoke.texi (ARC Options): Add mll64 documentation.
24330 2016-01-25 Richard Biener <rguenther@suse.de>
24333 * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
24334 * tree-streamer-out.c (pack_ts_base_value_fields): Stream
24336 * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
24338 2016-01-25 Richard Biener <rguenther@suse.de>
24340 PR tree-optimization/69376
24341 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
24343 (VN_INFO_ANTI_RANGE_P): New inline.
24344 (VN_INFO_RANGE_TYPE): Likewise.
24345 * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
24346 SSA_NAME_ANTI_RANGE_P.
24347 (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
24348 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
24349 Properly query VN_INFO_RANGE_TYPE.
24351 2016-01-25 Nick Clifton <nickc@redhat.com>
24354 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
24356 2016-01-23 Tom de Vries <tom@codesourcery.com>
24358 PR tree-optimization/69426
24359 * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
24362 2016-01-23 Jakub Jelinek <jakub@redhat.com>
24364 * tree-ssanames.c (release_free_names_and_compact_live_names): Replace
24365 "the the" with "the" in the comments.
24366 * ipa-devirt.c (build_type_inheritance_graph,
24367 update_type_inheritance_graph): Likewise.
24368 * tree.c (build_function_type_list_1): Likewise.
24369 * cfgloopmanip.c (scale_loop_profile): Likewise.
24370 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
24371 * gimple-ssa-split-paths.c
24372 (find_block_to_duplicate_for_splitting_paths): Likewise.
24373 * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
24374 * expr.c (convert_move): Likewise.
24375 * var-tracking.c (vt_stack_adjustments): Likewise.
24376 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
24377 * tree-vrp.c (test_for_singularity): Likewise.
24379 * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
24380 directly instead of building a temporary tree.
24383 * genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
24384 remove <algorithm> include.
24386 2016-01-22 Jakub Jelinek <jakub@redhat.com>
24389 * config/i386/i386.c: Include dojump.h.
24390 (expand_small_movmem_or_setmem,
24391 expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
24393 (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
24394 if dynamic_check != -1.
24396 2016-01-21 Jeff Law <law@redhat.com>
24398 PR middle-end/69347
24399 * tree-ssa-dom.c (back_propagate_equivalences): Factored out of
24400 record_temporary_equivalences. Rewritten to avoid unnecessary calls
24401 into dominated_by_p.
24402 (cprop_into_successor_phis): Avoid unnecessary tests.
24404 2016-01-22 Richard Henderson <rth@redhat.com>
24407 * config/aarch64/aarch64.md (UNSPEC_NZCV): New.
24408 (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
24410 2016-01-22 Michael Matz <matz@suse.de>
24412 * system.h (string, algorithm): Include only conditionally.
24413 (new): Include always under C++.
24414 * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
24415 * final.c (toplevel): Ditto.
24416 * ipa-chkp.c (toplevel): Define INCLUDE_STRING.
24417 * genconditions.c (write_header): Make gencondmd.c define
24419 * mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
24421 * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
24422 * common/config/aarch64/aarch64-common.c (toplevel): Ditto.
24424 2016-01-22 Christian Bruel <christian.bruel@st.com>
24427 * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
24429 2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
24432 * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
24433 define_insn_and_split. Ensure operands[1] and operands[0] do not
24434 get assigned the same register.
24436 2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org>
24438 * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
24440 2016-01-22 Christian Bruel <christian.bruel@st.com>
24442 * config/arm/arm-c.c (arm_pragma_target_parse):
24443 Remove warn_builtin_macro_redefined overwrite.
24445 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
24447 * ipa-inline.c (can_inline_edge_p): Back out overzealous check on
24448 flag_non_call_exceptions compatibility.
24450 2016-01-22 Jakub Jelinek <jakub@redhat.com>
24453 * dwarf2out.c (add_child_die_after): New function.
24454 (dwarf_qual_info_t): New type.
24455 (dwarf_qual_info): New variable.
24456 (qualified_die_p): New function.
24457 (modified_type_die): For -fdebug-types-section, ensure
24458 canonical order of qualifiers. Put qualified DIEs adjacent
24459 to the corresponding non-qualified type DIE and search there
24460 for existing qualified DIEs.
24462 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
24464 * doc/extend.texi (scalar_storage_order type attribute): Document
24465 restriction on type punning and aliasing, and remove future tense.
24467 2016-01-21 Roman Zhuykov <zhroma@ispras.ru>
24470 * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new
24473 2016-01-21 Jeff Law <law@redhat.com>
24475 PR middle-end/69347
24476 * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
24477 useless call to record_temporary_equivalences.
24478 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
24479 allocate 10 slots in the bb_path vector and let it grow as needed.
24480 (fsm_find_control_statement_thread_paths): Similarly for the next_path
24483 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
24485 * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
24487 * configure: Regenerate.
24489 2016-01-21 Pat Haugen <pthaugen@us.ibm.com>
24491 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
24492 * config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
24494 2016-01-21 Bernd Schmidt <bschmidt@redhat.com>
24496 PR middle-end/66178
24497 * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
24498 drop EXPAND_INITIALIZER.
24499 * rtl.h (contains_symbolic_reference_p): Declare.
24500 * rtlanal.c (contains_symbolic_reference_p): New function.
24501 * simplify-rtx.c (simplify_binary_operation_1): Don't turn
24502 a subtraction into a NOT if symbolic constants are involved.
24504 2016-01-21 Anton Blanchard <anton@samba.org>
24505 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
24508 * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
24510 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
24513 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
24515 * config/microblaze/microblaze.c
24516 (get_branch_target): New.
24517 (insert_wic_for_ilb_runout): New.
24519 (microblaze_machine_dependent_reorg): New.
24520 (TARGET_MACHINE_DEPENDENT_REORG): Define macro.
24521 * config/microblaze/microblaze.md
24522 (UNSPEC_IPREFETCH): Define.
24523 (iprefetch): New pattern
24524 * config/microblaze/microblaze.opt
24525 (mxl-prefetch): New flag.
24527 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
24529 * config/microblaze/microblaze.h
24530 (FIXED_REGISTERS): Update in macro.
24531 (CALL_USED_REGISTERS): Update in macro.
24533 2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com>
24535 PR rtl-optimization/68920
24536 * ifcvt.c (cond_move_process_if_block): Limit number of conditional
24539 2016-01-21 Vladimir Makarov <vmakarov@redhat.com>
24541 PR rtl-optimization/68990
24542 * lra-coalesce.c (lra_coalesce): Invalidate value for the result
24543 pseudo instead of inheritance ones.
24545 2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
24546 Nick Clifton <nickc@redhat.com>
24550 * config/mips/mips.c (mips_compute_frame_info): Initialise
24551 args_size and hard_frame_pointer_offset fields of the frame
24552 structure before calling mips_global_pointer.
24554 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
24556 * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
24558 * configure: Regenerate.
24560 2016-01-21 Richard Biener <rguenther@suse.de>
24562 * graphite-optimize-isl.c (get_schedule_map): Fix typo.
24564 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
24566 * config/s390/s390.c (s390_asm_declare_function_size): Add code
24567 to actually emit the .size directive.
24569 2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com>
24570 Jakub Jelinek <jakub@redhat.com>
24574 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
24575 args array size by one to avoid buffer overflow.
24577 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
24579 * config/s390/s390.md (pool_section_start): Use switch_to_section
24580 to select proper read-only data section instead of hardcoding
24582 (pool_section_end): Use switch_to_section to match the above.
24584 2016-01-21 Richard Biener <rguenther@suse.de>
24586 PR tree-optimization/69378
24587 * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
24588 (set_ssa_val_to): Use it for dominance checks taking into
24589 account not executable edges.
24591 2016-01-21 Jakub Jelinek <jakub@redhat.com>
24594 * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
24595 for bitsize instead of GET_MODE_PRECISION (mode).
24597 2016-01-20 Martin Sebor <msebor@redhat.com>
24600 * extend.texi (__sync Builtins): Clarify the semantics of
24601 __sync_fetch_and_OP built-ins on pointers.
24602 (__atomic Builtins): Same.
24604 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
24605 Sebastian Pop <s.pop@samsung.com>
24607 * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
24608 (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
24609 (is_valid_rename): Same.
24610 (translate_isl_ast_to_gimple::get_rename): Same.
24611 (translate_isl_ast_to_gimple::rename_all_uses): Same.
24612 (translate_isl_ast_to_gimple::rename_uses): Same.
24613 (get_new_name): Check for close_phi nodes.
24614 (copy_loop_phi_args): Use phi_node_kind.
24615 (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
24616 (translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
24618 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
24619 Sebastian Pop <s.pop@samsung.com>
24621 Revert commit r229783.
24622 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
24623 Remove use of parameter_rename_map.
24624 (copy_def): Remove.
24625 (copy_internal_parameters): Remove.
24626 (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
24627 * sese.c (new_sese_info): Do not initialize parameter_rename_map.
24628 (free_sese_info): Do not free parameter_rename_map.
24629 (set_rename): Do not use parameter_rename_map.
24630 (rename_uses): Update call to set_rename.
24631 (graphite_copy_stmts_from_block): Do not use parameter_rename_map.
24632 * sese.h (parameter_rename_map_t): Remove.
24633 (struct sese_info_t): Remove field parameter_rename_map.
24635 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
24636 Sebastian Pop <s.pop@samsung.com>
24638 * graphite-isl-ast-to-gimple.c: Fix comment.
24639 * graphite-scop-detection.c (defined_in_loop_p): New.
24640 (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
24641 names defined in loop.
24643 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
24644 Sebastian Pop <s.pop@samsung.com>
24646 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
24647 Discard unstructured if-then-else regions.
24649 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
24650 Sebastian Pop <s.pop@samsung.com>
24652 * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
24653 (cleanup_loop_iter_dom): Remove.
24654 (build_loop_iteration_domains): Remove.
24655 (build_scop_context): Remove.
24656 (build_scop_iteration_domain): Remove.
24657 (add_loop_constraints): New.
24658 (build_iteration_domains): New.
24659 (build_poly_scop): Call build_iteration_domains.
24661 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
24662 Sebastian Pop <s.pop@samsung.com>
24664 * graphite-scop-detection.c
24665 (scop_detection::harmful_loop_in_region): Free dom and loops.
24666 (scop_detection::loop_body_is_valid_scop): Free bbs.
24668 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
24669 Sebastian Pop <s.pop@samsung.com>
24671 * graphite-scop-detection.c (record_loop_in_sese): New.
24672 (gather_bbs::before_dom_children): Call record_loop_in_sese.
24673 (build_scops): Remove call to build_sese_loop_nests.
24674 * sese.c (sese_record_loop): Remove.
24675 (build_sese_loop_nests): Remove.
24676 (new_sese_info): Remove region->loops.
24677 (free_sese_info): Same.
24678 * sese.h (sese_contains_loop): Same.
24679 (build_sese_loop_nests): Remove.
24680 (sese_contains_loop): Remove.
24682 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
24683 Sebastian Pop <s.pop@samsung.com>
24685 * graphite-scop-detection.c (loop_is_valid_scop): Renamed
24686 loop_is_valid_in_scop.
24687 (scop_detection::harmful_stmt_in_region): Renamed
24688 harmful_loop_in_region.
24689 Call loop_is_valid_in_scop.
24691 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
24692 Sebastian Pop <s.pop@samsung.com>
24694 * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
24697 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
24698 Sebastian Pop <s.pop@samsung.com>
24700 * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
24701 * graphite.h (struct poly_bb): Remove field is_reduction.
24702 (PBB_IS_REDUCTION): Remove.
24704 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
24705 Sebastian Pop <s.pop@samsung.com>
24707 * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
24708 (add_pdr_constraints): Same.
24709 (scop_get_reads): Same.
24710 (scop_get_must_writes): Same.
24711 (scop_get_may_writes): Same.
24712 (scop_get_original_schedule): Same.
24713 (extend_schedule): Same.
24714 (apply_schedule_on_deps): Same.
24715 (carries_deps): Same.
24716 (compute_deps): Same.
24717 (scop_get_dependences): Same.
24718 * graphite-isl-ast-to-gimple.c
24719 (translate_isl_ast_to_gimple::generate_isl_schedule): Same.
24720 * graphite-optimize-isl.c (get_schedule_for_band): Same.
24721 (get_schedule_for_band_list): Same.
24722 (get_schedule_map): Same.
24723 (apply_schedule_map_to_scop): Same.
24724 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
24725 (build_loop_iteration_domains): Same.
24726 (add_condition_to_pbb): Same.
24727 (add_param_constraints): Same.
24728 (pdr_add_memory_accesses): Same.
24729 (pdr_add_data_dimensions): Same.
24731 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
24733 * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
24736 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
24738 * common.opt (feliminate-dwarf2-dups): Replace references to
24739 "DWARF 2" with just "DWARF".
24740 * config/ia64/ia64.opt (mdwarf2-asm): Likewise.
24741 * doc/extend.texi: Likewise.
24742 * doc/cpp.texi: Likewise.
24743 * doc/invoke.texi: Likewise.
24744 (Option Summary): Add -gdwarf to list of Debugging Options.
24745 (Debugging Options): Document -gdwarf.
24746 * doc/contrib.texi: Spell "DWARF" like that.
24748 2016-01-21 Jakub Jelinek <jakub@redhat.com>
24750 * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
24751 warning. Fix up formatting.
24753 PR middle-end/67653
24754 * gimplify.c (gimplify_asm_expr): Warn if it is too late to
24755 attempt to mark memory input operand addressable and
24756 call prepare_gimple_addressable in that case. Don't adjust
24757 input_location for diagnostics, use error_at instead.
24759 2016-01-20 Peter Bergner <bergner@vnet.ibm.com>
24761 * config/rs6000/ppc-auxv.h: New file.
24762 * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
24763 (cpu_is): Likewise.
24764 (cpu_supports): Likewise.
24765 * config/rs6000/rs6000.c: include "ppc-auxv.h".
24766 (cpu_is_info): New variable.
24767 (cpu_supports_info): Likewise.
24768 (tcb_verification_symbol): Likewise.
24769 (cpu_builtin_p): Likewise.
24770 (cpu_expand_builtin): New function.
24771 (rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
24772 (rs6000_init_builtins): Likewise.
24773 (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
24774 * config/rs6000/rs6000.h (TLS_REGNUM): New define.
24775 * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
24776 * configure: Regenerate.
24777 * config.in: Likewise.
24778 * doc/extend.texi (PowerPC Built-in Functions): Document
24779 __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
24781 2016-01-20 David Edelsohn <dje.gcc@gmail.com>
24784 * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
24786 * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
24789 2016-01-20 Richard Henderson <rth@redhat.com>
24795 * tree.c (tm_define_builtin): New.
24796 (find_tm_vector_type): New.
24797 (build_tm_vector_builtins): New.
24798 (build_common_builtin_nodes): Call it.
24800 2016-01-20 Christophe Lyon <christophe.lyon@linaro.org>
24802 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
24803 (arm_fp_ok): Likewise.
24804 (arm_fp): Likewise.
24805 (arm_crypto): Likewise.
24807 2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com>
24808 Richard Biener <rguenther@suse.de>
24810 PR tree-optimization/69328
24811 * tree-vect-stmts.c (vect_is_simple_cond): Check compared
24812 vectors have same number of elements.
24813 (vectorizable_condition): Fix masked version recognition.
24815 2016-01-20 Richard Biener <rguenther@suse.de>
24817 PR tree-optimization/69345
24818 * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
24819 (VN_INFO_PTR_INFO): Likewise.
24820 * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
24821 info when it is equal between non-dominating SSA names.
24822 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
24823 Make sure to look at original SSA infos.
24825 2016-01-20 Jeff Law <law@redhat.com>
24828 * config/m68k/predicates.md (pow2_m1_operand): New predicate
24830 (reg_or_pow2_m1_operand): Call pow2_m1_operand.
24831 (pc_or_label_operand): New predicate.
24832 * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
24833 tests for small integers that are 2^n - 1.
24835 2016-01-20 Jonathan Wakely <jwakely@redhat.com>
24837 * doc/invoke.texi (Options Summary): Add '.' after @xref.
24839 2016-01-19 Jeff Law <law@redhat.com>
24841 PR middle-end/69347
24842 * tree-ssa-threadbackwards.c
24843 (fsm_find_control_statement_thread_paths): Do not try to lookup
24844 FSM paths for SSA_NAMEs appearing in abnormal PHIs.
24846 2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org>
24848 * doc/lto.texi: Remove text that says only Gold has linker plugin
24851 2016-01-19 Eric Botcazou <ebotcazou@adacore.com>
24853 * dwarf2out.c (need_endianity_attribute_p): New inline predicate.
24854 (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
24855 the DIE accordingly.
24856 (modified_type_die): Add REVERSE parameter and pass it recursively,
24857 as well as to base_type_die. Adjust presence check accordingly.
24858 (base_type_for_mode): Adjust call to modified_type_die.
24859 (add_type_attribute): Add REVERSE parameter and pass it to
24861 (generic_parameter_die): Adjust call to add_type_attribute.
24862 (add_scalar_info): Likewise.
24863 (add_subscript_info): Likewise.
24864 (gen_array_type_die): Likewise.
24865 (gen_descr_array_type_die): Likewise.
24866 (gen_entry_point_die): Likewise.
24867 (gen_enumeration_type_die): Likewise.
24868 (gen_formal_parameter_die): Likewise.
24869 (gen_subprogram_die): Likewise.
24870 (gen_variable_die ): Likewise.
24871 (gen_const_die): Likewise.
24872 (gen_field_die): Likewise.
24873 (gen_pointer_type_die): Likewise.
24874 (gen_reference_type_die): Likewise.
24875 (gen_ptr_to_mbr_type_die): Likewise.
24876 (gen_inheritance_die): Likewise.
24877 (gen_subroutine_type_die): Likewise.
24878 (gen_typedef_die): Likewise.
24879 (force_type_die): Adjust call to modified_type_die.
24881 2016-01-19 Sandra Loosemore <sandra@codesourcery.com>
24883 * doc/standards.texi: Copy-editing for grammar, markup, and sentence
24884 flow throughout the file. Fix broken link to Objective-C 2.0
24886 * doc/invoke.texi: More copy-editing; fix numerous typos and spelling
24889 2016-01-19 Wilco Dijkstra <wdijkstr@arm.com>
24891 * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
24893 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
24896 * ipa-devirt.c (is_cxa_pure_virtual_p): New function.
24897 (maybe_record_node): Record cxa_pure_virtual as the only possible
24898 target if there are not ohter candidates.
24899 (possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
24901 2016-01-19 Richard Biener <rguenther@suse.de>
24903 * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
24904 (get_memory_order): Likewise.
24906 2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com>
24908 * tree-vect-stmts.c (vectorizable_store): Check
24911 2016-01-19 David Malcolm <dmalcolm@redhat.com>
24914 * gcc.c (driver::decode_argv): Add call to
24915 init_opts_obstack before init_options_struct.
24916 * opts.c (init_opts_obstack): Remove idempotency.
24917 (init_options_struct): Replace call to init_opts_obstack
24918 with a gcc_assert to verify that it has already been called.
24919 * toplev.c (toplev::main): Add call to init_opts_obstack before
24920 calls to init_options_struct.
24921 (toplev::finalize): Move cleanup of opts_obstack next to
24922 cleanup of save_decoded_options, clearing the latter, and
24923 save_decoded_options_count.
24925 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
24928 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
24929 attribute to unconditional. Remove %? from output template.
24931 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
24932 Jiong Wang <jiong.wang@arm.com>
24934 * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
24935 generated from different expand order.
24937 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
24939 * /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
24940 Add support for CCMP costing.
24942 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
24944 * ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
24945 * config/aarch64/aarch64.md (fccmp<mode>): New pattern.
24946 (fccmpe<mode>): Likewise.
24947 (fcmp): Rename to fcmp and globalize pattern.
24949 * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
24950 (aarch64_gen_ccmp_next): Add FP support.
24952 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
24954 * target.def (gen_ccmp_first): Update documentation.
24955 (gen_ccmp_next): Likewise.
24956 * doc/tm.texi (gen_ccmp_first): Update documentation.
24957 (gen_ccmp_next): Likewise.
24958 * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
24959 expand_ccmp_expr_1. Improve comments.
24960 * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
24961 (ccmp_ior<mode>): Remove pattern.
24962 (cmp<mode>): Remove expand.
24963 (cmp): Globalize pattern.
24964 (cstorecc4): Use cc_register.
24965 (mov<mode>cc): Remove ccmp_cc_register check.
24966 * config/aarch64/aarch64.c (aarch64_get_condition_code_1):
24967 Simplify after removal of CC_DNE/* modes.
24968 (aarch64_ccmp_mode_to_code): Remove.
24969 (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases.
24970 In 'k' case use integer as condition.
24971 (aarch64_nzcv_codes): Remove inverted cases.
24972 (aarch64_code_to_ccmode): Remove.
24973 (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct
24974 comparison with CC register to be used in folowing CCMP/branch/CSEL.
24975 (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
24976 pattern. Return the comparison with CC register. Invert conditions
24977 when bitcode is OR.
24978 * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
24979 * config/aarch64/predicates.md (ccmp_cc_register): Remove.
24981 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
24983 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
24984 instrumented_version.
24986 2016-01-19 Richard Biener <rguenther@suse.de>
24988 PR tree-optimization/69336
24989 * tree-ssa-scopedtables.c (avail_expr_hash): Handle all
24990 handled components with get_ref_base_and_extent.
24991 (equal_mem_array_ref_p): Adjust.
24993 2016-01-19 Jakub Jelinek <jakub@redhat.com>
24996 * shrink-wrap.c: Include valtrack.h.
24997 (move_insn_for_shrink_wrap): Add DEBUG argument. If
24998 MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
24999 in between insn and where it will be moved to. Call
25000 dead_debug_insert_temp.
25001 (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init
25002 first and dead_debug_local_finish at the end.
25003 For uses and defs bitmap, handle all regs in between REGNO and
25004 END_REGNO, not just the first one.
25006 2016-01-19 Richard Biener <rguenther@suse.de>
25008 PR tree-optimization/69352
25009 * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
25010 (equal_mem_array_ref_p): Constrain size and max size properly.
25011 Compare the reverse flag.
25013 2016-01-19 Bernd Schmidt <bschmidt@redhat.com>
25015 * ira.c (ira): Update regstat data if we deleted insns.
25017 2016-01-19 Jakub Jelinek <jakub@redhat.com>
25019 PR rtl-optimization/68955
25020 PR rtl-optimization/64557
25021 * dse.c (record_store, check_mem_read_rtx): Don't call get_addr
25022 here. Fix up formatting.
25023 * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
25025 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
25028 * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
25029 assume that the node has body.
25030 * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
25033 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
25035 * lto-streamer-out.c (lto_output): Do not stream instrumentation
25038 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
25040 * symtab.c (symtab_node::asm_name): Do not call printable name directly.
25041 (symtab_node::name): Report name as unnamed if DECL_NAME is not set.
25043 2016-01-19 Martin Jambor <mjambor@suse.cz>
25044 Martin Liska <mliska@suse.cz>
25045 Michael Matz <matz@suse.de>
25047 * Makefile.in (OBJS): Add new source files.
25048 (GTFILES): Add hsa.c.
25049 * common.opt (disable_hsa): New variable.
25050 (-Whsa): New warning.
25051 * config.in (ENABLE_HSA): New.
25052 * configure.ac: Treat hsa differently from other accelerators.
25053 (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
25054 $enable_offloading.
25055 (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
25056 * doc/install.texi (Configuration): Document --with-hsa-runtime,
25057 --with-hsa-runtime-include, --with-hsa-runtime-lib and
25058 --with-hsa-kmt-lib.
25059 * doc/invoke.texi (-Whsa): Document.
25060 (hsa-gen-debug-stores): Likewise.
25061 * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
25062 to invoke offload compiler for hsa acclerator.
25063 * opts.c (common_handle_option): Determine whether HSA offloading
25064 should be performed.
25065 * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
25066 * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
25067 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
25068 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
25069 * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
25070 * gimple-pretty-print.c (dump_gimple_omp_for): Also handle
25071 GF_OMP_FOR_KIND_GRID_LOOP.
25072 (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
25073 (pp_gimple_stmt_1): Likewise.
25074 * gimple-walk.c (walk_gimple_stmt): Likewise.
25075 * gimple.c (gimple_build_omp_grid_body): New function.
25076 (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
25077 * gimple.def (GIMPLE_OMP_GRID_BODY): New.
25078 * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
25079 GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
25080 GF_OMP_TEAMS_GRID_PHONY.
25081 (gimple_statement_omp_single_layout): Updated comments.
25082 (gimple_build_omp_grid_body): New function.
25083 (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
25084 (gimple_omp_for_grid_phony): New function.
25085 (gimple_omp_for_set_grid_phony): Likewise.
25086 (gimple_omp_parallel_grid_phony): Likewise.
25087 (gimple_omp_parallel_set_grid_phony): Likewise.
25088 (gimple_omp_teams_grid_phony): Likewise.
25089 (gimple_omp_teams_set_grid_phony): Likewise.
25090 (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
25091 * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
25092 (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
25093 (BUILT_IN_GOMP_TARGET): Updated type.
25094 * omp-low.c: Include symbol-summary.h, hsa.h and params.h.
25095 (adjust_for_condition): New function.
25096 (get_omp_for_step_from_incr): Likewise.
25097 (extract_omp_for_data): Moved parts to adjust_for_condition and
25098 get_omp_for_step_from_incr.
25099 (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
25100 (fixup_child_record_type): Bail out if receiver_decl is NULL.
25101 (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
25102 (scan_omp_parallel): Do not create child functions for phony
25104 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
25105 (scan_omp_1_op): Checking assert we are not remapping to
25106 ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY.
25107 (parallel_needs_hsa_kernel_p): New function.
25108 (expand_parallel_call): Register apprpriate parallel child
25109 functions as HSA kernels.
25110 (grid_launch_attributes_trees): New type.
25111 (grid_attr_trees): New variable.
25112 (grid_create_kernel_launch_attr_types): New function.
25113 (grid_insert_store_range_dim): Likewise.
25114 (grid_get_kernel_launch_attributes): Likewise.
25115 (get_target_argument_identifier_1): Likewise.
25116 (get_target_argument_identifier): Likewise.
25117 (get_target_argument_value): Likewise.
25118 (push_target_argument_according_to_value): Likewise.
25119 (get_target_arguments): Likewise.
25120 (expand_omp_target): Call get_target_arguments instead of looking
25121 up for teams and thread limit.
25122 (grid_expand_omp_for_loop): New function.
25123 (grid_arg_decl_map): New type.
25124 (grid_remap_kernel_arg_accesses): New function.
25125 (grid_expand_target_kernel_body): New function.
25126 (expand_omp): Call it.
25127 (lower_omp_for): Do not emit phony constructs.
25128 (lower_omp_taskreg): Do not emit phony constructs but create for them
25129 a temporary variable receiver_decl.
25130 (lower_omp_taskreg): Do not emit phony constructs.
25131 (lower_omp_teams): Likewise.
25132 (lower_omp_grid_body): New function.
25133 (lower_omp_1): Call it.
25134 (grid_reg_assignment_to_local_var_p): New function.
25135 (grid_seq_only_contains_local_assignments): Likewise.
25136 (grid_find_single_omp_among_assignments_1): Likewise.
25137 (grid_find_single_omp_among_assignments): Likewise.
25138 (grid_find_ungridifiable_statement): Likewise.
25139 (grid_target_follows_gridifiable_pattern): Likewise.
25140 (grid_remap_prebody_decls): Likewise.
25141 (grid_copy_leading_local_assignments): Likewise.
25142 (grid_process_kernel_body_copy): Likewise.
25143 (grid_attempt_target_gridification): Likewise.
25144 (grid_gridify_all_targets_stmt): Likewise.
25145 (grid_gridify_all_targets): Likewise.
25146 (execute_lower_omp): Call grid_gridify_all_targets.
25147 (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
25148 * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
25149 (tree_omp_clause): Added union field dimension.
25150 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
25151 * tree.c (omp_clause_num_ops): Added number of arguments of
25152 OMP_CLAUSE__GRIDDIM_.
25153 (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
25154 (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
25155 * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
25156 (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
25157 (OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
25158 (OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
25159 * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
25160 * tree-pass.h (make_pass_gen_hsail): Declare.
25161 (make_pass_ipa_hsa): Likewise.
25162 * ipa-hsa.c: New file.
25163 * lto-section-in.c (lto_section_name): Add hsa section name.
25164 * lto-streamer.h (lto_section_type): Add hsa section.
25165 * timevar.def (TV_IPA_HSA): New.
25166 * hsa-brig-format.h: New file.
25167 * hsa-brig.c: New file.
25168 * hsa-dump.c: Likewise.
25169 * hsa-gen.c: Likewise.
25172 * toplev.c (compile_file): Call hsa_output_brig.
25173 * hsa-regalloc.c: New file.
25175 2016-01-18 Jeff Law <law@redhat.com>
25177 PR tree-optimization/69320
25178 * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
25179 ranged object, do nothing if the RHS constant is not [0..1].
25180 (optimize_stmt): Comparing a boolean ranged object against a
25181 constant outside [0..1] results in a compile-time constant.
25183 * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
25186 2016-01-18 Sandra Loosemore <sandra@codesourcery.com>
25188 * doc/invoke.texi (Invoking GCC): Add new section to menu.
25189 (Option Summary): Update to reflect new section and moved options.
25190 (C++ Dialect Options): Move -fstats to new section.
25191 (Debugging Options): Move all dump, statistics, and other GCC
25192 developer options to new section. Rewrite section introduction
25193 and re-order remaining options to put the more basic ones first.
25194 (Optimization Options): Move -fira-verbose and -flto-report* to
25196 (Developer Options): New section incorporating moved options.
25197 * doc/cppopts.texi (-dM): Update cross-reference.
25199 2016-01-18 Richard Henderson <rth@redhat.com>
25202 * config/aarch64/aarch64.md (add<GPI>3): Move long immediate
25203 operands to pseudo only if CSE is expected. Split long immediate
25204 operands only after reload, and for the stack pointer.
25205 (*add<GPI>3_pluslong): Remove.
25206 (*addsi3_aarch64, *adddi3_aarch64): Merge into...
25207 (*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative.
25208 (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
25209 (*add<GPI>3 peepholes): New.
25210 (*add<GPI>3 splitters): New.
25211 * config/aarch64/constraints.md (Upl): New.
25212 * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
25214 2016-01-18 Richard Biener <rguenther@suse.de>
25216 PR tree-optimization/69297
25217 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
25219 (vect_bb_vectorization_profitable_p): Clear visited flag again.
25221 2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com>
25223 PR middle-end/68542
25224 * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
25225 of mixind vector and scalar types.
25226 (fold_relational_const): Add handling of vector
25227 comparison with boolean result.
25228 * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
25229 comparison of vector operands with boolean result for EQ/NE only.
25230 (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
25231 (verify_gimple_cond): Likewise.
25232 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
25235 2016-01-18 Joseph Myers <joseph@codesourcery.com>
25237 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
25240 2016-01-18 Richard Biener <rguenther@suse.de>
25242 PR middle-end/69308
25243 * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
25245 2016-01-18 Tom de Vries <tom@codesourcery.com>
25247 * passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
25249 2016-01-18 Tom de Vries <tom@codesourcery.com>
25251 * omp-low.c (set_oacc_fn_attrib): Make extern.
25252 * omp-low.h (set_oacc_fn_attrib): Declare.
25253 * tree-parloops.c (struct reduction_info): Add reduc_addr field.
25254 (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
25255 (create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
25256 Add and handle function parameter oacc_kernels_p.
25257 (find_reduc_addr, get_omp_data_i_param): New function.
25258 (ref_conflicts_with_region, oacc_entry_exit_ok_1)
25259 (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
25260 (parallelize_loops): Add and handle function parameter oacc_kernels_p.
25261 Calculate dominance info. Skip loops that are not in a kernels region
25262 in oacc_kernels_p mode. Skip inner loops of parallelized loops.
25263 (pass_parallelize_loops::execute): Call parallelize_loops with
25264 oacc_kernels_p argument.
25265 (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
25266 New member function.
25267 (pass_parallelize_loops::bool oacc_kernels_p): New member var.
25268 * passes.def: Add argument to pass_parallelize_loops instantation.
25270 2016-01-18 Tom de Vries <tom@codesourcery.com>
25272 * tree-parloops.c (pass_parallelize_loops::execute): Allow
25273 pass_parallelize_loops to be run outside the loop pipeline.
25275 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
25277 * tree-scalar-evolution.c (follow_copies_to_constant): New.
25278 (analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
25280 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
25283 * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
25284 using get_ref_base_and_extent.
25285 (equal_mem_array_ref_p): New.
25286 (hashable_expr_equal_p): Add call to previous.
25288 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
25291 * tree-sra.c (disqualified_constants, constant_decl_p): New.
25292 (sra_initialize): Allocate disqualified_constants.
25293 (sra_deinitialize): Free disqualified_constants.
25294 (disqualify_candidate): Update disqualified_constants when appropriate.
25295 (create_access): Scan for constant-pool entries as we go along.
25296 (scalarizable_type_p): Add check against type_contains_placeholder_p.
25297 (maybe_add_sra_candidate): Allow constant-pool entries.
25298 (load_assign_lhs_subreplacements): Bind debug for constant pool vars.
25299 (initialize_constant_pool_replacements): New.
25300 (sra_modify_assign): Avoid mangling assignments created by previous,
25301 and don't generate writes into constant pool.
25302 (sra_modify_function_body): Call initialize_constant_pool_replacements.
25304 2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com>
25306 * config/i386/i386.c (scalar_to_vector_candidate_p): Support
25307 andnot instruction.
25308 (scalar_chain::convert_op): Likewise.
25309 * config/i386/i386.md (*andndi3_doubleword): New.
25311 2016-01-18 Richard Biener <rguenther@suse.de>
25313 PR tree-optimization/69170
25314 * tree-vect-slp.c (vect_build_slp_tree): Verify we are not
25315 building a vector from scalar results of a pattern stmt.
25317 2016-01-18 Jakub Jelinek <jakub@redhat.com>
25319 * haifa-sched.c (autopref_multipass_init): Work around
25320 -Wmaybe-uninitialized warning.
25322 2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
25324 * config/arm/arm.c (thumb1_reorg): Check that the comparison is
25325 against the constant 0.
25327 2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
25329 PR tree-optimization/68799
25330 * gimple-ssa-strength-reduction.c (create_phi_basis): Directly
25331 look up phi candidates in the statement-candidate map.
25332 (phi_add_costs): Likewise.
25333 (record_phi_increments): Likewise.
25334 (phi_incr_cost): Likewise.
25335 (ncd_with_phi): Likewise.
25336 (all_phi_incrs_profitable): Likewise.
25338 2016-01-17 Jakub Jelinek <jakub@redhat.com>
25340 * omp-low.c (mark_loops_in_oacc_kernels_region): Work around
25341 -Wmaybe-uninitialized warning.
25343 2016-01-16 Sandra Loosemore <sandra@codesourcery.com>
25345 * doc/invoke.texi (Invoking GCC): Add new section to menu.
25346 (Option Summary): Update to reflect new section and moved options.
25347 (C++ Dialect Options): Move -fvtable-verify and related options.
25348 (Debugging Options): Move Sanitizer, Pointer Bounds Checker,
25349 and profiling-related options.
25350 (Optimization Options): Move profile generation options and
25351 -fstack-protector and related options.
25352 (Instrumentation Options): New section incorporating moved options.
25353 (Code Generation Options): Move -finstrument-functions and
25354 related options, -fstack-check, -fstack-limit*, and -fbounds-check.
25356 2016-01-16 Tom de Vries <tom@codesourcery.com>
25358 * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
25360 2016-01-16 Tom de Vries <tom@codesourcery.com>
25362 * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt.
25364 2016-01-16 Richard Sandiford <richard.sandiford@arm.com>
25366 * hash-table.h (hash_table::empty): Turn into an inline wrapper
25367 that checks whether the table is already empty. Rename the
25368 original implementation to...
25369 (hash_table::empty_slot): ...this new private function.
25371 2016-01-15 David Malcolm <dmalcolm@redhat.com>
25373 PR diagnostic/68899
25374 * diagnostic-show-locus.c (layout::print_source_line): Move x
25375 offset of line until after call to
25376 get_line_width_without_trailing_whitespace.
25378 2016-01-15 Jeff Law <law@redhat.com>
25380 PR tree-optimization/69270
25381 * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
25382 tree-ssa-dom.c. Improve test for [0..1] ranve from VRP.
25383 * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
25384 * tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
25385 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
25386 ssa_name_has_boolean_range and constant_boolean_node.
25388 2016-01-15 Vladimir Makarov <vmakarov@redhat.com>
25390 PR rtl-optimization/69030
25391 * lra-spills.c (remove_pseudos): Check nrefs and make the function
25393 (spill_pseudos): Delete debug insn for dead pseudo.
25394 (lra_spill): Initiate spill_hard_reg and slots memory separately.
25396 2016-01-15 Jiong Wang <jiong.wang@arm.com>
25398 * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
25400 (TYPES_UNOPUS): Likewise.
25401 * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
25402 builtin type, from UNOP to UNOPUS.
25403 (lbtruncuv4sf): Likewise.
25404 (lbtruncuv2df): Likewise.
25405 (lrounduv2sf): Likewise.
25406 (lrounduv4sf): Likewise.
25407 (lrounduv2df): Likewise.
25408 (lroundusf): Likewise.
25409 (lroundusf): Likewise.
25410 (lceiluv2sf): Likewise.
25411 (lceiluv4sf): Likewise.
25412 (lceiluv2df): Likewise.
25413 (lceilusf): Likewise.
25414 (lceiludf): Likewise.
25415 (lflooruv2sf): Likewise.
25416 (lflooruv4sf): Likewise.
25417 (lflooruv2df): Likewise.
25418 (lfloorusf): Likewise.
25419 (lfloorudf): Likewise.
25420 (lfrintnuv2sf): Likewise.
25421 (lfrintnuv4sf): Likewise.
25422 (lfrintnuv2df): Likewise.
25423 (lfrintnusf): Likewise.
25424 (lfrintnudf): Likewise.
25425 * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
25427 (vcvtq_u32_f32): Likewise.
25428 (vcvtq_u64_f64): Likewise.
25429 (vcvta_u32_f32): Likewise.
25430 (vcvtaq_u32_f32): Likewise.
25431 (vcvtaq_u64_f64): Likewise.
25432 (vcvtm_u32_f32): Likewise.
25433 (vcvtmq_u32_f32): Likewise.
25434 (vcvtmq_u64_f64): Likewise.
25435 (vcvtn_u32_f32): Likwise.
25436 (vcvtnq_u32_f32): Likewise.
25437 (vcvtnq_u64_f64): Likewise.
25438 (vcvtp_u32_f32): Likewise.
25439 (vcvtpq_u32_f32): Likewise.
25440 (vcvtpq_u64_f64): Likewise.
25441 (vcvtmd_u64_f64): Likewise.
25442 (vcvtms_u32_f32): Likewise.
25443 (vcvtad_u64_f64): Likewise.
25444 (vcvtas_u32_f32): Likewise.
25445 (vcvtnd_u64_f64): Likewise.
25446 (vcvtns_u32_f32): Likewise.
25447 (vcvtpd_u64_f64): Likewise.
25448 (vcvtps_u32_f32): Likewise.
25450 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
25452 * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
25453 CSEL of zero_extended registers.
25455 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
25457 * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
25458 Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
25460 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
25462 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
25463 false when argument string is not found in the attributes table
25466 2016-01-15 David Edelsohn <dje.gcc@gmail.com>
25469 * config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
25470 (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
25471 * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
25472 precision estimate.
25474 2016-01-15 Richard Biener <rguenther@suse.de>
25476 PR tree-optimization/66856
25477 * tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
25478 * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
25479 (vect_create_new_slp_node): Increment stmt reference count.
25480 (vect_get_and_check_slp_defs): Make sure stmts are nor already in
25481 an SLP tree before swapping operands.
25482 (vect_build_slp_tree): Likewise.
25483 (destroy_bb_vec_info): Free stmt info after SLP instances.
25484 * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
25485 * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
25486 (STMT_VINFO_NUM_SLP_USES): New macro.
25488 2016-01-15 Richard Biener <rguenther@suse.de>
25491 * dwarf2out.c (add_linkage_name_raw): New function split out from ...
25492 (add_linkage_name): ... here.
25493 (gen_typedef_die): Use add_linkage_name_raw instead of
25494 add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
25497 2016-01-15 Cesar Philippidis <cesar@codesourcery.com>
25499 * gimplify.c (oacc_default_clause): Decode reference and pointer
25500 types for both kernels and parallel regions.
25502 2016-01-15 Richard Sandiford <richard.sandiford@arm.com>
25504 PR middle-end/69246
25505 * calls.c (emit_call_1): Force n_popped to zero for sibcalls.
25507 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
25509 * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
25510 (convert_scalars_to_vector): Likewise.
25512 2016-01-15 Jonathan Wakely <jwakely@redhat.com>
25514 * doc/extend.texi (Type Traits): Fix grammar.
25516 2016-01-15 Martin Jambor <mjambor@suse.cz>
25518 * tree-inline.c (remap_decl): Use existing dclarations if
25519 remapping a type and prevent_decl_creation_for_types.
25520 (replace_locals_stmt): Do an initial remapping of non-VLA typed
25521 decls first. Do real remapping with
25522 prevent_decl_creation_for_types set.
25523 * tree-inline.h (copy_body_data): New field
25524 prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
25527 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
25529 * config/s390/s390.opt (mmvcle): More verbose help text.
25531 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
25533 * config/s390/s390.opt: Add period to -mzvector option text.
25535 2016-01-15 Richard Biener <rguenther@suse.de>
25537 PR tree-optimization/68961
25538 * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
25539 of invariants in stores again.
25541 2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
25543 * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
25545 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
25547 * config/i386/i386.c (ix86_expand_branch): Don't split
25548 DI mode xor instruction to SI mode.
25550 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
25553 * ipa-icf.c (sem_function::merge): Virtual functions may become
25554 reachable even if they address is not taken and there are no
25557 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
25559 * lto-streamer-out.c (subtract_estimated_size): New function.
25560 (get_symbol_initial_value): Use it.
25562 2016-01-15 Christian Bruel <christian.bruel@st.com>
25565 * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
25566 (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
25567 (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
25568 use add_builtin_function_ext_scope instead of add_builtin_function.
25569 (neon_set_p, neon_crypto_set_p): Remove.
25570 (arm_init_builtins): Always call arm_init_neon_builtins and
25571 arm_init_crypto_builtins.
25572 (arm_expand_builtin): Check that builtins are allowed for the arch.
25573 * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
25574 * config/arm/arm.c (arm_valid_target_attribute_tree): Remove
25575 arm_init_neon_builtins call.
25577 2016-01-15 Richard Biener <rguenther@suse.de>
25579 PR tree-optimization/69117
25580 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
25581 * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
25582 of the leader conservatively.
25583 (free_scc_vn): Restore original SSA name infos.
25585 2016-01-14 Jeff Law <law@redhat.com>
25587 PR tree-optimization/69270
25588 * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
25589 single bit of precision, verify it's also unsigned.
25590 (record_edge_info): Use constant_boolean_node rather than fold_convert
25591 to convert boolean_true/boolean_false to the right type.
25593 2016-01-14 Richard Henderson <rth@redhat.com>
25596 * loop-doloop.c (record_reg_sets): New.
25597 (doloop_optimize): Reject the transform if the sequence
25598 clobbers registers live at the end of the loop block.
25599 (doloop_optimize_loops): Enable df_live if needed.
25601 2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
25603 * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
25604 * config/rs6000/rs6000.c: Likewise.
25605 * config/rs6000/rs6000.h: Likewise.
25606 * config/rs6000/rs6000.md: Likewise.
25607 * doc/extend.texi: Likewsie.
25609 2016-01-14 Jeff Law <law@redhat.com>
25611 * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
25614 2016-01-14 Richard Henderson <rth@redhat.com>
25618 * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
25619 * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
25620 instead of builtin_decl_declared_p to test for declaration.
25622 2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com>
25624 * doc/loop.texi (Loop Analysis and Representation): Document
25625 loop_depth function.
25627 2016-01-14 Tom de Vries <tom@codesourcery.com>
25629 PR tree-optimization/68773
25630 * omp-low.c (expand_omp_target): Don't set force_output.
25631 * varpool.c (varpool_node::get_create): Same.
25632 * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
25633 offload_funcs with force_output.
25635 2016-01-14 Jakub Jelinek <jakub@redhat.com>
25638 * lra-eliminations.c (move_plus_up): Don't change anything if either
25639 the outer or inner subreg mode is not MODE_INT.
25640 * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
25641 integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
25643 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
25645 * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
25646 reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
25647 reduc_uplus_@var{m}): Remove.
25648 * expr.c (expand_expr_real_2): Remove expansion path for
25649 reduc_[us](min|max|plus) optabs.
25650 * optabs-tree.c (scalar_reduc_to_vector): Remove.
25651 * optabs-tree.h (scalar_reduc_to_vector): Remove.
25652 * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
25653 reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
25654 * tree-vect-loop.c (vectorizable_reduction): Remove test for
25655 reduc_[us](min|max|plus) optabs.
25657 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
25659 * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
25660 (reduc_plus_scal_v2sf): New.
25661 (reduc_smax_v2sf): Rename to...
25662 (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
25663 (reduc_smin_v2sf): Rename to...
25664 (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
25666 2016-01-14 Jan Hubicka <hubicka@ucw.cz>
25668 * alias.c (compare_base_symbol_refs): New function.
25669 (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
25672 2016-01-14 Jakub Jelinek <jakub@redhat.com>
25674 PR middle-end/68146
25675 PR tree-optimization/69155
25676 * tree-complex.c: Include cfganal.h.
25677 (phis_to_revisit): New variable.
25678 (extract_component): Add phiarg_p argument. Assert that returned
25679 SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
25680 (update_phi_components): Partly rewrite to use loop over real/imag
25681 components instead of code duplication. If extract_component returns
25682 SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
25683 create_tmp_reg into the PHI node instead, and mention the phi triplet
25684 in phis_to_revisit.
25685 (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded
25686 in phis_to_revisit at the end.
25688 2016-01-14 Richard Biener <rguenther@suse.de>
25690 PR tree-optimization/68060
25691 * tree-vect-loop.c (vect_is_simple_reduction): Check the
25692 outer loop reduction is only used in the inner loop before
25693 detecting a double reduction.
25695 2016-01-14 Jakub Jelinek <jakub@redhat.com>
25698 * combine.c (expand_field_assignment): Punt if compute_mode is
25699 unsupported scalar mode.
25701 2016-01-14 Richard Biener <rguenther@suse.de>
25703 PR tree-optimization/66856
25704 * tree-vect-slp.c (vect_build_slp_tree): Refactor to build
25705 SLP node only if it built successfully.
25706 (vect_analyze_slp_instance): Adjust.
25708 2016-01-14 Jeff Law <law@redhat.com>
25710 PR tree-optimization/69270
25711 * tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
25712 (record_edge_info): Use it. Convert boolean_{true,false}_node
25713 to the type of op0.
25715 2016-01-13 Jan Hubicka <hubicka@ucw.cz>
25718 * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
25719 use block_ultimate_origin
25720 (noncall-stmt_may_be_vtbl_ptr_store): Likewise.
25722 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
25724 * doc/invoke.texi (Submodel Options): Rename section to
25725 "Machine-Dependent Options" to better reflect its content.
25726 Rewrite introductory text to remove archaic CPU names.
25729 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
25731 * doc/invoke.texi (Code Gen Options): Move section up in file,
25732 before target-specific options. Update menu and option summary
25733 to reflect the new section ordering.
25735 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
25737 * doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
25738 (C++ Dialect Options): Add cross-reference to -std option.
25739 * doc/standards.texi (C++ Language): Document C++14 support.
25741 2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
25743 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
25744 for pack/unpack functions for __ibm128.
25745 (PACK_IF): Likewise.
25746 (UNPACK_IF): Likewise.
25748 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
25749 support for __ibm128 pack/unpack functions.
25750 (rs6000_invalid_builtin): Likewise.
25751 (rs6000_init_builtins): Likewise.
25752 (rs6000_opt_masks): Likewise.
25754 * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
25755 (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
25757 (RS6000_BTM_COMMON): Likewise.
25759 * config/rs6000/rs6000.md (f128_vsx): New mode attribute.
25760 (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
25761 disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
25762 128-bit floating point. Add support for the double values to be
25763 in Altivec registers for TF/IF packing and unpacking, but restrict
25764 TD packing sub-fields to be FPR registers. Don't allow overlapped
25765 register support for packing. Allow pack inputs to be memory
25766 locations. Don't build generator functions for unpack<mode>_dm
25767 and unpack<mode>_nodm.
25768 (unpack<mode>_dm): Likewise.
25769 (unpack<mode>_nodm): Likewise.
25770 (pack<mode>): Likewise.
25772 * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
25773 built-in functions to pack/unpack explicit __ibm128 values.
25774 (__builtin_unpack_ibm128): Likewise.
25776 * doc/extend.texi (PowerPC Built-in Functions): Document
25777 __builtin_pack_ibm128 and __builtin_unpack_ibm128.
25779 2016-01-13 Bernd Schmidt <bschmidt@redhat.com>
25782 * c-common.c (check_function_nonnull): Remove unnecessary declaration.
25783 Add new arg loc and pass it down as context.
25784 (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
25785 to the location to use for the warning.
25786 (check_function_arguments): New arg loc. All callers changed. Pass
25787 it to check_function_nonnull.
25788 * c-common.h (check_function_arguments): Adjust declaration.
25790 2016-01-13 Jakub Jelinek <jakub@redhat.com>
25792 PR tree-optimization/69156
25793 * gimple.c (validate_type): Removed.
25794 (gimple_builtin_call_types_compatible_p): Use
25795 useless_type_conversion_p instead of validate_type.
25796 * value-prof.c (gimple_stringop_fixed_value): Fold
25797 icall_size to correct type.
25799 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
25801 * doc/extend.texi (__atomic Builtins): Clarify compare_exchange
25804 2016-01-13 Richard Henderson <rth@redhat.com>
25807 * target.def (builtin_tm_load, builtin_tm_store): Remove.
25808 * config/i386/i386.c (ix86_builtin_tm_load): Remove.
25809 (ix86_builtin_tm_store): Remove.
25810 (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
25811 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
25812 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
25813 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
25814 * doc/tm.texi: Rebuild.
25816 * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
25817 (BUILT_IN_TM_MEMCPY_RTWN): New.
25818 * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
25819 fallback from vector to integer helpers.
25820 (build_tm_load): Handle vector types directly, instead of
25822 (build_tm_store): Likewise.
25823 (expand_assign_tm): Prepare for register types not handled by
25824 the above. Copy them to memory and use memcpy.
25825 * tree.c (tm_define_builtin): New.
25826 (find_tm_vector_type): New.
25827 (build_tm_vector_builtins): New.
25828 (build_common_builtin_nodes): Call it.
25830 2016-01-13 Uros Bizjak <ubizjak@gmail.com>
25832 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
25833 TARGET_SSE_MATH without TARGET_SSE2. Rewrite.
25835 2016-01-13 Tom de Vries <tom@codesourcery.com>
25837 PR tree-optimization/69169
25838 * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
25839 handled_struct_type param.
25840 (create_variable_info_for, intra_create_variable_infos): Call
25841 create_variable_info_for_1 with extra arg.
25843 2016-01-13 Yvan Roux <yvan.roux@linaro.org>
25845 * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
25846 and "armv8.1-a+crc" entries.
25848 2016-01-13 Alexander Fomin <alexander.fomin@intel.com>
25851 * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
25852 Change first operand predicate from register_or_constm1_operand
25853 to register_operand.
25854 (define_expand "avx512pf_gatherpf<mode>df"): Likewise.
25855 (define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
25856 (define_expand "avx512pf_scatterpf<mode>df"): Likewise.
25857 (define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
25858 (define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
25859 (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
25860 (define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
25861 * config/i386/i386.c (ix86_expand_builtin): Remove first operand
25862 comparison with constm1_rtx from vec_prefetch_gen part.
25864 2016-01-13 Richard Biener <rguenther@suse.de>
25866 PR tree-optimization/69013
25867 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
25868 Exchange assert for a test.
25870 2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
25873 * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
25875 2016-01-13 Richard Biener <rguenther@suse.de>
25877 PR tree-optimization/69242
25878 * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
25879 assert with a check.
25881 2016-01-13 Richard Biener <rguenther@suse.de>
25883 PR tree-optimization/69186
25884 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
25885 Properly guard vect_update_misalignment_for_peel call.
25887 2016-01-12 Jeff Law <law@redhat.com>
25889 PR tree-optimization/pr67755
25890 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
25891 "need_profile_correction".
25892 (thread_block_1): Initialize new field to false by default. If we
25893 have multiple thread paths through a common joiner to different
25894 final targets, then set new field to true.
25895 (compute_path_counts): Only do count adjustment when it's really
25898 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
25900 * doc/invoke.texi (Spec Files): Move section down in file, past
25901 all command-line option descriptions.
25903 2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
25905 PR middle-end/54809
25906 * doc/gty.texi: Remove documentation of mark_hook.
25907 * gengtype.c (struct write_types_data): Remove code to support
25908 mark_hook attribute.
25909 (walk_type): Likewise.
25910 (write_func_for_structure): Likewise.
25912 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
25914 * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
25915 Directory Options, and -specs= to Overall Options.
25916 (Overall Options): Adjust similarly. Reorder to group related
25917 options together. Make -specs= cross-reference the spec file details.
25918 (Directory Options): Adjust similarly.
25920 2016-01-12 Jeff Law <law@redhat.com>
25922 * tree-ssa-threadupdate.c: Various whitespace and typo fixes.
25924 2016-01-12 Olivier Hainque <hainque@adacore.com>
25926 * gcc.c (spec_undefvar_allowed): New global.
25927 (process_command): Set to true when running for --version or --help,
25929 (getenv_spec_function): When the variable is not defined, use the
25930 variable name as the variable value if we're allowed not to issue
25933 2016-01-12 Bin Cheng <bin.cheng@arm.com>
25935 PR tree-optimization/68911
25936 * tree-vrp.c (adjust_range_with_scev): Check overflow in range
25937 information computed for expression "init + nit * step".
25939 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
25941 * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information
25942 about name of GCC executable. Remove deleted node from menu.
25943 (Directory Options) <-B>: Remove cross-reference to deleted node.
25944 (Target Options): Delete section.
25946 2016-01-12 Christian Bruel <christian.bruel@st.com>
25949 * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
25950 for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
25952 2016-01-12 Jakub Jelinek <jakub@redhat.com>
25955 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
25956 aligned_mem is properly set for AVX512-VL floating point masked
25960 * ifcvt.c (cond_exec_process_if_block): When removing the last
25961 insn from then_bb, remove also any possible barriers that follow it.
25963 2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
25967 * config/i386/iamcu.h (SIZE_TYPE): New macro.
25968 (PTRDIFF_TYPE): Likewise.
25969 (WCHAR_TYPE): Likewise.
25970 (WCHAR_TYPE_SIZE): Likewise.
25971 (STDINT_LONG32): Likewise.
25973 2016-01-12 Richard Biener <rguenther@suse.de>
25975 PR tree-optimization/69053
25976 * tree-vect-loop.c (get_initial_def_for_reduction): Properly
25977 convert initial value for cond reductions.
25979 2016-01-12 Richard Biener <rguenther@suse.de>
25981 PR tree-optimization/69007
25982 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
25983 widen_sum after dot_prod and sad.
25985 2016-01-12 Richard Biener <rguenther@suse.de>
25987 PR tree-optimization/69168
25988 * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
25989 pattern stmt SLP type.
25990 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
25991 end up unused so cope with that case.
25993 2016-01-12 Richard Biener <rguenther@suse.de>
25995 PR tree-optimization/69157
25996 * tree-vect-stmts.c (vectorizable_mask_load_store): Check
25997 stmts def type only during analyze phase.
25998 (vectorizable_call): Likewise.
25999 (vectorizable_simd_clone_call): Likewise.
26000 (vectorizable_conversion): Likewise.
26001 (vectorizable_assignment): Likewise.
26002 (vectorizable_shift): Likewise.
26003 (vectorizable_operation): Likewise.
26004 (vectorizable_store): Likewise.
26005 (vectorizable_load): Likewise.
26007 2016-01-12 Richard Biener <rguenther@suse.de>
26009 PR tree-optimization/69174
26010 * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
26012 (vectorizable_load): Properly compute the number of loads needed
26013 for permuted strided SLP loads and do not spuriously assign
26014 to SLP_TREE_VEC_STMTS.
26016 2016-01-12 Andris Pavenis <andris.pavenis@iki.fi>
26018 * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
26019 (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
26020 (MD_EXEC_PREFIX): Remove.
26021 (MD_STARTFILE_PREFIX) Removee.
26022 (FILE_NAME_ABSOLUTE_P): Remove.
26023 (CPP_SPEC): Do not read macros from sys/version.h.
26024 (LINK_COMMAND_SPEC): Remove.
26025 (LOCAL_INCLUDE_DIR): Remove.
26026 (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
26027 (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
26028 (POST_LINK_SPEC): Define to invoke stubify after linker
26029 (LIBSTDCXX): Remove define
26030 (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
26031 (DEFAULT_PCC_STRUCT_RETURN): Define to 1.
26032 (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
26033 (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
26034 (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
26035 (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
26036 (i386_djgpp_asm_named_section): Add propotype of new procedure
26038 * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
26039 (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
26040 (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
26041 in config/i386/djgpp.h).
26042 (STANDARD_STARTFILE_PREFIX_2): Define identical to
26043 STANDARD_STARTFILE_PREFIX_1.
26044 (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
26045 (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
26046 installation errors.
26047 (MAX_OFILE_ALIGNMENT): Define to 128.
26048 (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
26050 * config/i386/djgpp.c: New file. Add implementation of
26051 i386_djgpp_asm_named_section.
26053 * config/i386/djgpp.opt: Remove obsolete option -mbnu210.
26055 * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
26056 Add rule for building djgpp.o.
26058 2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
26060 * config/rs6000/rs6000.c (v2df_reduction_p): New function.
26061 (rtx_is_swappable_p): Reductions are swappable.
26062 (insn_is_swappable_p): V2DF reductions are swappable.
26064 2016-01-11 John David Anglin <danglin@gcc.gnu.org>
26066 * config/pa/pa.c (pa_emit_move_sequence): Handle floating point
26067 reloads for other unsupported memory operands.
26069 2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org>
26070 Jim Wilson <jim.wilson@linaro.org>
26073 * config/arm/arm-builtins.c (arm_expand_neon_args): Call
26074 copy_to_mode_reg instead of force_reg.
26076 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
26079 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
26080 TARGET_80387 is true.
26082 2016-01-11 Jakub Jelinek <jakub@redhat.com>
26085 * lra-eliminations.c (move_plus_up): Only move plus up
26086 if subreg of the constant can be simplified into constant
26087 and use the simplified subreg of the constant instead of
26088 the original constant.
26090 * fold-const.c (fold_convertible_p): Don't return true
26091 for conversion of VECTOR_TYPE to same sized integral type.
26092 (fold_convert_loc): Fix up formatting. Fold conversion of
26093 VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
26094 instead of NOP_EXPR.
26096 PR tree-optimization/69214
26097 * tree-vrp.c (simplify_cond_using_ranges): Don't propagate
26098 innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
26101 PR tree-optimization/69207
26102 * tree-vect-slp.c (vect_get_constant_vectors): For
26103 VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
26104 fold_convertible_p to vector_type's element type, and always
26105 use VCE for non-VECTOR_BOOLEAN_TYPE_P.
26107 2016-01-11 Richard Biener <rguenther@suse.de>
26109 PR tree-optimization/69173
26110 * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
26111 fixup the cycle if all stmts are in a pattern.
26113 2016-01-11 Uros Bizjak <ubizjak@gmail.com>
26115 PR middle-end/68999
26116 * alias.c (base_alias_check): Move check for addresses with
26117 alignment ANDs before the call for compare_base_decls.
26118 (memrefs_conflict_p): Return -1 for different decls
26119 that went through alignment adjustments.
26121 2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
26123 PR rtl-optimization/68796
26124 * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
26125 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
26126 and QImode comparisons against zero with CC_NZmode.
26127 * config/aarch64/iterators.md (short_mask): New mode_attr.
26129 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
26131 * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
26132 (<avx512>_store<mode>_mask): Likewise.
26134 2016-01-11 Bernd Schmidt <bschmidt@redhat.com>
26135 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
26137 PR rtl-optimization/68841
26138 * ifcvt.c (struct noce_if_info): Add orig_x field.
26139 (bbs_ok_for_cmove_arith): Add to_rename parameter.
26140 Don't record conflicts on to_rename if it's present.
26141 Allow memory destinations in sets.
26142 (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
26143 blocks, passing orig_x to the checks.
26144 (noce_process_if_block): Set if_info->orig_x appropriately.
26146 2016-01-11 Tom de Vries <tom@codesourcery.com>
26148 PR tree-optimization/69069
26149 * tree-parloops.c (create_parallel_loop): Add missing phi args.
26151 2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com>
26153 PR rtl-optimization/68920
26154 * config/i386/i386.c (ix86_option_override_internal): Restrict number
26155 of conditional moves for RTL if-conversion to 1 for
26156 TARGET_ONE_IF_CONV_INSN.
26157 * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
26158 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
26159 * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
26160 parameter to restirct number of conditional moves for
26162 * doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
26163 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
26166 2016-01-11 Alexandre Oliva <aoliva@redhat.com>
26169 * var-tracking.c (drop_overlapping_mem_locs): Operate on all
26170 onepart vars. Fix typo in comment. Fix reversed condition in
26172 (dataflow_set_remove_mem_locs): Operate on all onepart vars.
26175 * var-tracking.c (dump_onepart_variable_differences): New.
26176 (dataflow_set_different): If a detailed dump is requested,
26177 delay early returns and dump differences between onepart
26178 variables present before and after, and added variables.
26180 2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com>
26183 * expr.c (expand_expr_real_1): For boolean vector constants
26184 with a scalar mode use const_scalar_mask_from_tree.
26185 (const_scalar_mask_from_tree): New.
26186 * optabs.c (expand_vec_cond_mask_expr): Use mask mode
26187 assigned to a mask type to handle constants.
26189 2016-01-11 Martin Jambor <mjambor@suse.cz>
26192 * ipa-cp.c (estimate_local_effects): Do not clone for removal of
26193 useless parameters if we cannot change function signature.
26195 2016-01-11 Martin Jambor <mjambor@suse.cz>
26198 * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
26201 2016-01-11 Tom de Vries <tom@codesourcery.com>
26203 PR tree-optimization/69109
26204 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
26207 2016-01-11 Tom de Vries <tom@codesourcery.com>
26209 PR tree-optimization/69108
26210 * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
26211 res is not used in a phi.
26213 2016-01-11 Yury Gribov <y.gribov@samsung.com>
26216 * common.opt (frandom-seed): Fix parameter name.
26217 * doc/invoke.texi (frandom-seed): Ditto and describe parameter.
26219 2016-01-11 Tom de Vries <tom@codesourcery.com>
26221 PR tree-optimization/69058
26222 * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
26225 2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com>
26227 * config/arc/arc.opt (mdiv-rem): Add period to the end.
26228 (mcode-density): Likewise.
26230 2016-01-10 Tom de Vries <tom@codesourcery.com>
26232 PR tree-optimization/69062
26233 * tree-parloops.c (loop_has_phi_with_address_arg): New function.
26234 (parallelize_loops): Don't paralelize loop that has phi with address
26237 2016-01-10 Tom de Vries <tom@codesourcery.com>
26239 PR tree-optimization/69039
26240 * tree-parloops.c (try_create_reduction_list): Only allow single exit
26243 2016-01-09 John David Anglin <danglin@gcc.gnu.org>
26245 PR middle-end/68743
26246 * match.pd: Require target has function_c99_misc before doing
26247 truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
26249 2016-01-09 Gerald Pfeifer <gerald@pfeifer.com>
26251 * configure.ac (isl_options_set_schedule_serialize_sccs): Also
26253 * configure: Regenerate.
26255 2016-01-09 Jakub Jelinek <jakub@redhat.com>
26257 PR middle-end/50865
26258 PR tree-optimization/69097
26259 * fold-const.h (expr_not_equal_to): New prototype.
26260 * fold-const.c: Include stringpool.h and tree-ssanames.h.
26261 (expr_not_equal_to): New function.
26262 * match.pd (X % -Y is the same as X % Y): Don't optimize
26263 unless X is known not to be equal to minimum or Y is known
26264 not to be equal to -1.
26265 * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
26266 fold TRUNC_MOD_EXPR if the second argument is not a power of two.
26267 (simplify_stmt_using_ranges): Adjust caller.
26268 (vrp_finalize): Call set_value_range on SSA_NAMEs before calling
26269 substitute_and_fold.
26271 2016-01-09 Jan Hubicka <hubicka@ucw.cz>
26273 * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
26276 2016-01-08 Jakub Jelinek <jakub@redhat.com>
26278 PR tree-optimization/69167
26279 * gimple-fold.c (replace_stmt_with_simplification): Also punt if
26280 new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
26282 * gimple-match-head.c (maybe_push_res_to_seq): Likewise.
26284 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
26285 Richard Biener <rguenther@suse.de>
26287 PR tree-optimization/68707
26288 * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
26289 instances that can be handled via vect_load_lanes.
26291 2016-01-08 Uros Bizjak <ubizjak@gmail.com>
26293 * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
26294 if we can't determine address equivalence.
26295 * alias.c (compare_base_decl): Update for changed return value of
26296 symtab_node::equal_address_to.
26298 2016-01-08 Jason Merrill <jason@redhat.com>
26302 * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
26303 * expr.c (store_field): Not here.
26304 * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
26305 call with TREE_ADDRESSABLE type.
26306 * tree-cfg.c (verify_gimple_call): Adjust.
26308 2016-01-08 Olivier Hainque <hainque@adacore.com>
26310 * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
26313 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
26315 * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
26316 (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
26317 (reduc_smin_v2sf): Rename to...
26318 (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
26319 (reduc_splus_v2sf): Rename to...
26320 (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
26322 2016-01-08 Jakub Jelinek <jakub@redhat.com>
26324 PR tree-optimization/69162
26325 * gimplify.c (gimplify_va_arg_expr): Encode original type of
26326 valist argument in another argument.
26327 (gimplify_modify_expr): Adjust for the above change. Cleanup.
26328 * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
26329 to determine the va_list type, build a MEM_REF instead of
26330 build_fold_indirect_ref.
26332 PR tree-optimization/69172
26333 * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
26336 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
26338 PR tree-optimization/67781
26339 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
26340 and cmpnop in two steps: first the ones not accessed in original
26341 gimple expression in a endian independent way and then the ones not
26342 accessed in the final result in an endian-specific way.
26344 2016-01-08 Jakub Jelinek <jakub@redhat.com>
26346 PR tree-optimization/69083
26347 * tree-vect-slp.c (vect_get_constant_vectors): For
26348 VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
26349 element type. If op is fold_convertible_p to vector_type's element
26350 type, use NOP_EXPR instead of VCE.
26352 2016-01-08 Segher Boessenkool <segher@kernel.crashing.org>
26354 PR rtl-optimization/67778
26355 PR rtl-optimization/68634
26356 PR rtl-optimization/68909
26357 * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop
26358 block from the stack until done with it. Remove a superfluous
26359 bitmap set. Remove a superfluous bitmap test.
26361 2016-01-07 Martin Sebor <msebor@redhat.com>
26364 * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
26365 constraint on the type of arguments.
26367 2016-01-07 Andreas Tobler <andreast@gcc.gnu.org>
26369 * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
26370 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
26371 unaligned_access on the gcc_options set.
26372 * config/arm/arm.c (arm_option_override_internal): Use
26373 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
26375 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
26378 * config/i386/i386.c (ix86_frame_pointer_required): Enable
26379 frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
26381 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
26384 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
26387 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
26388 depending on frame_pointer_needed before remaining integer and SSE
26389 registers are saved.
26391 2016-01-07 Sandra Loosemore <sandra@codesourcery.com>
26394 * doc/extend.texi (Nvidia PDX Function Attributes): New section.
26396 2016-01-07 H.J. Lu <hongjiu.lu@intel.com>
26399 * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
26400 Use the "xBm" constraint.
26401 (float<sseintvecmodelower><mode>2<mask_name><round_name):
26403 (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
26404 (sse_cvtsi2ssq<round_name>): Likewise.
26405 (sse_cvtss2si<round_name>): Likewise.
26406 (sse_cvtss2siq<round_name>): Likewise.
26407 (sse2_cvtsi2sdq<round_name>): Likewise.
26408 (sse2_cvtsd2si<round_name>): Likewise.
26409 (sse2_cvtsd2siq<round_name>): Likewise.
26410 * config/i386/subst.md (round_nimm_scalar_predicate): New
26413 2015-12-15 Bernd Schmidt <bschmidt@redhat.com>
26415 PR middle-end/67639
26416 * varasm.c (make_decl_rtl): Mark invalid register vars as
26419 PR rtl-optimization/66206
26420 * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
26421 All callers changed.
26423 2016-01-07 Jakub Jelinek <jakub@redhat.com>
26425 PR tree-optimization/69141
26426 * tree-ssa-pre.c: Include langhooks.h.
26427 (eliminate_dom_walker::before_dom_children): Use
26428 lang_hooks.decl_printable_name instead of
26429 cgraph_node::get ()->name ().
26431 PR middle-end/68960
26432 * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
26433 it and DECL_ALIGN too.
26435 2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com>
26437 * config/mips/mips-ftypes.def: Sort to lexicographical order.
26439 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
26442 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
26443 depending on frame_pointer_needed before remaining integer and SSE
26444 registers are saved.
26446 2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
26448 * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
26449 mode iterator with VSX_M2.
26450 (*p9_vecstore_<mode>): Likewise.
26451 (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
26452 (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
26453 (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
26454 (define_split for VSX_LE128 stores): Likewise.
26455 (define_peephole2 for TImode LE swaps): Likewise.
26456 (define_split for VSX_LE128 post-reload stores): Likewise.
26458 2016-01-06 Marek Polacek <polacek@redhat.com>
26461 * convert.c (convert_to_integer_1): Adjust call to
26462 ubsan_instrument_float_cast. Use NULL_TREE instead of NULL.
26463 * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use
26464 EXPR instead of ARG.
26465 * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
26467 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
26470 * doc/extend.texi (RL78 Variable Attributes): New section.
26472 2016-01-05 Marek Polacek <polacek@redhat.com>
26475 * builtins.c (get_memmodel): Use expansion point location rather than
26476 the input location. Call warning_at rather than warning.
26477 (expand_builtin_atomic_compare_exchange): Likewise.
26478 (expand_builtin_atomic_load): Likewise.
26479 (expand_builtin_atomic_store): Likewise.
26480 (expand_builtin_atomic_clear): Likewise.
26482 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
26485 * config/i386/i386.c (ix86_expand_vector_logical_operator):
26486 Replace nonimmediate_operand with vector_operand.
26487 * config/i386/predicates.md (vector_operand): New predicate.
26488 (general_vector_operand): Replace nonimmediate_operand with
26490 * config/i386/sse.md: Replace nonimmediate_operand with
26491 vector_operand and m constraint with Bm constraint on SSE
26492 patterns with 16-byte memory operand.
26493 * config/i386/subst.md (round_nimm_predicate): Replace
26494 nonimmediate_operand with vector_operand.
26495 (round_saeonly_nimm_predicate): Likewise.
26496 (round_saeonly_nimm_scalar_predicate): New.
26498 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
26501 * config/i386/constraints.md (Bm): New constraint.
26502 * config/i386/predicates.md (vector_memory_operand): New
26504 * config/i386/sse.md: Replace xm with xBm in plusminus and
26505 any_logic patterns.
26507 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
26510 * doc/extend.texi (V850 Function Attributes): New section.
26511 (V850 Variable Attributes): New section.
26513 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
26516 * doc/extend.texi (MicroBlaze Function Attributes): Document
26517 interrupt_handler and fast_interrupt attributes.
26519 2016-01-05 Sergei Trofimovich <siarheit@google.com>
26522 * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
26523 for local symbolic operands.
26524 * config/ia64/predicates.md (local_symbolic_operand64): New
26527 2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
26529 PR rtl-optimization/68651
26530 * combine.c (combine_simplify_rtx): Canonicalize x + x into
26533 2016-01-05 Nathan Sidwell <nathan@acm.org>
26535 * alias.c (compare_base_decls): Use symtab_node::get.
26537 2016-01-05 Nick Clifton <nickc@redhat.com>
26540 * ira-costs.c (copy_cost): Initialise the t_icode field of the
26541 secondary_reload_info structure.
26544 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
26545 decls if weak support is available.
26547 2016-01-04 Martin Sebor <msebor@redhat.com>
26549 * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
26551 2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
26553 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
26554 OPTION_MASK_P9_DFORM.
26556 * config/rs6000/constraints.md (wo constraint): New constraint for
26559 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
26561 (rs6000_init_hard_regno_mode_ok): Likewise.
26563 * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
26566 * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
26567 expanders not to have constraints. Add support for ISA 3.0 xxperm
26568 instruction. Add support for fusing xxlor with xxperm.
26569 (altivec_vperm_<mode>_internal): Likewise.
26570 (altivec_vperm_v8hiv16qi): Likewise.
26571 (altivec_vperm_<mode>v16q): Likewise.
26572 (altivec_vperm_<mode>_uns): Likewise.
26573 (vperm_v8hiv4si): Likewise.
26574 (vperm_v16qiv8hi): Likewise.
26576 * doc/md.texi (RS/6000 constraints): Document wo constraint.
26578 2016-01-04 Jakub Jelinek <jakub@redhat.com>
26580 Update copyright years.
26582 * gcc.c (process_command): Update copyright notice dates.
26583 * gcov-dump.c (print_version): Ditto.
26584 * gcov.c (print_version): Ditto.
26585 * gcov-tool.c (print_version): Ditto.
26586 * gengtype.c (create_file): Ditto.
26587 * doc/cpp.texi: Bump @copying's copyright year.
26588 * doc/cppinternals.texi: Ditto.
26589 * doc/gcc.texi: Ditto.
26590 * doc/gccint.texi: Ditto.
26591 * doc/gcov.texi: Ditto.
26592 * doc/install.texi: Ditto.
26593 * doc/invoke.texi: Ditto.
26595 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
26597 * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
26598 modes larger than TImode as TImode if NEON is not enabled.
26600 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
26603 * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
26604 mode for %f0-%f31 only if TARGET_FPU.
26606 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
26609 * config/sparc/sparc.c (scan_record_type): Take into account subfields
26610 to compute the PACKED_P predicate.
26611 (function_arg_record_value): Minor tweaks.
26613 2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
26615 * doc/install.texi (--with-multilib-list): Describe the meaning of the
26616 option for arm*-*-* targets.
26618 2016-01-03 Sandra Loosemore <sandra@codesourcery.com>
26620 * doc/extend.texi (Common Function Attributes): Move docs for
26621 MSP430-specific attributes to....
26622 (MSP430 Function Attributes): ...here. Delete the redundant
26623 entries and copy-edit the remaining text.
26624 (MSP430 Variable Attributes): Use uniform format for index
26625 entries and add a cross-reference to the corresponding function
26628 2016-01-03 Vladimír Čunát <vcunat@gmail.com>
26630 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
26632 (x86 Options): Likewise.
26634 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
26638 * extend.texi (Common Function Attributes) <no_stack_limit>: New.
26639 * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
26640 to corresponding attribute.
26642 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
26644 * doc/extend.texi (Common Function Attributes) <noplt>: Move
26645 to correct alphabetization of table. Copy-edit and correct
26647 <stack_protect>: Likewise.
26648 <target_clones>: Likewise.
26650 * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
26651 Correct punctuation.
26652 (Code Gen Options) <-fno-plt>: Copy-edit.
26654 2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
26657 * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
26658 SI values. Explicitly convert SI to DI and vice-versa.
26660 2016-01-01 Jakub Jelinek <jakub@redhat.com>
26662 PR tree-optimization/69070
26663 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
26664 REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
26667 * ubsan.c (ubsan_instrument_float_cast): Call
26668 initialize_sanitizer_builtins.
26671 * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
26673 Copyright (C) 2016 Free Software Foundation, Inc.
26675 Copying and distribution of this file, with or without modification,
26676 are permitted in any medium without royalty provided the copyright
26677 notice and this notice are preserved.