1 2016-10-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3 PR tree-optimization/77916
4 * gimple-ssa-strength-reduction.c (create_add_on_incoming_edge):
5 Don't allow a MINUS_EXPR for pointer arithmetic for either known
7 (record_increment): Increments of -1 for unknown strides just use
8 a multiply initializer like other negative values.
9 (analyze_increments): Remove stopgap solution for -1 increment
10 applied to pointer arithmetic.
12 2016-10-17 Yuri Rumyantsev <ysrumyan@gmail.com>
14 * dominance.c (dom_info::dom_info): Add new constructor for region
15 which is vector of basic blocks.
16 (dom_init): New method to initialize members common for both
18 (dom_info::dom_info): Invoke dom_init for partial initialization.
19 (dom_info::get_idom): Add check to corner cases on basic blocks which
21 (dom_info::calc_dfs_tree): Check M_FAKE_EXIT_EDGE instead of M_REVERSE
22 to detect unreachable bbs.
23 (dom_info::calc_idoms): Likewise.
24 (compute_dom_fast_query_in_region): New function.
25 (calculate_dominance_info_for_region): Likewise.
26 (free_dominance_info_for_region): Likewise.
27 * dominance.h: Add prototypes for introduced region-based functions
28 tree-if-conv.c: (build_region): New function.
29 (if_convertible_loop_p_1): Invoke local version of post-dominators
30 calculation before basic block predication with subsequent freeing
32 (tree_if_conversion): Remove free of post-dominator info
33 (pass_if_conversion::execute): Delete detection of infinite loops
34 and fake edges to exit block since post-dominator calculation is
35 performed per if-converted loop only.
37 2016-10-17 Bernd Edlinger <bernd.edlinger@hotmail.de>
40 * config/arm/arm.c (arm_emit_coreregs_64bit_shift): Clear the result
42 * config/arm/arm.md (ashldi3, ashrdi3, lshrdi3): Don't FAIL if
45 2016-10-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
47 * config/aarch64/aarch64.c: Delete inclusion of
48 cortex-a57-fma-steering.h.
49 (aarch64_override_options): Delete call
50 to aarch64_register_fma_steering.
51 * config/aarch64/aarch64-protos.h (make_pass_fma_steering): Declare.
52 * config/aarch64/cortex-a57-fma-steering.h: Delete.
53 * config/aarch64/aarch64-passes.def: New file.
54 * config/aarch64/cortex-a57-fma-steering.c
55 (aarch64_register_fma_steering): Delete definition.
56 (make_pass_fma_steering): Remove static qualifier.
57 * config/aarch64/t-aarch64 (PASSES_EXTRA): New directive.
58 (cortex-a57-fma-steering.o): Remove dependency on
59 cortex-a57-fma-steering.h.
61 2016-10-17 Eric Botcazou <ebotcazou@adacore.com>
63 * explow.c (validize_mem): Do not modify the argument in-place.
65 2016-10-17 Thomas Schwinge <thomas@codesourcery.com>
67 * tree-streamer.c (record_common_node): Explicitly list expected
70 2016-10-17 Richard Biener <rguenther@suse.de>
72 PR tree-optimization/77988
73 * tree-vrp.c (remove_range_assertions): Use replace_uses_by.
75 2016-10-17 Marek Polacek <polacek@redhat.com>
77 * Makefile.in (C_COMMON_OBJS): Add c-family/c-attribs.o.
79 2016-10-17 Richard Biener <rguenther@suse.de>
81 * bb-reorder.c (reorder_basic_blocks_simple): Clear BB_VISITED
84 2016-10-17 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
86 PR tree-optimization/71636
87 * match.pd (x & ((1 << b) - 1) -> x & ~(~0 << b)): New pattern.
89 2016-10-17 Richard Biener <rguenther@suse.de>
91 * gimplify.c (gimplify_function_tree): Do not move the outer
94 2016-10-17 Jakub Jelinek <jakub@redhat.com>
96 * langhooks.h (struct lang_hooks_for_decls): Remove
97 function_decl_explicit_p, function_decl_deleted_p and
98 function_decl_defaulted hooks. Add decl_dwarf_attribute hook.
99 * langhooks-def.h (lhd_decl_dwarf_attribute): Declare.
100 (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P,
101 LANG_HOOKS_FUNCTION_DECL_DELETED_P,
102 LANG_HOOKS_FUNCTION_DECL_DEFAULTED): Remove.
103 (LANG_HOOKS_DECL_DWARF_ATTRIBUTE): Define.
104 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P,
105 LANG_HOOKS_FUNCTION_DECL_DELETED_P and
106 LANG_HOOKS_FUNCTION_DECL_DEFAULTED. Add
107 LANG_HOOKS_DECL_DWARF_ATTRIBUTE.
108 * langhooks.c (lhd_decl_dwarf_attribute): New function.
109 * dwarf2out.c (gen_subprogram_die): Use
110 lang_hooks.decls.decl_dwarf_attribute instead of
111 lang_hooks.decls.function_decl_*.
113 2016-10-16 Eric Botcazou <ebotcazou@adacore.com>
117 * common.opt (-ftrampolines): New option.
118 * doc/invoke.texi (Code Gen Options): Document it.
119 * doc/tm.texi.in (Trampolines): Add TARGET_CUSTOM_FUNCTION_DESCRIPTORS.
120 * doc/tm.texi: Regenerate.
121 * builtins.def: Add init_descriptor and adjust_descriptor.
122 * builtins.c (expand_builtin_init_trampoline): Do not issue a warning
123 on platforms with descriptors.
124 (expand_builtin_init_descriptor): New function.
125 (expand_builtin_adjust_descriptor): Likewise.
126 (expand_builtin) <BUILT_IN_INIT_DESCRIPTOR>: New case.
127 <BUILT_IN_ADJUST_DESCRIPTOR>: Likewise.
128 * calls.c (prepare_call_address): Remove SIBCALLP parameter and add
129 FLAGS parameter. Deal with indirect calls by descriptor and adjust.
130 Set STATIC_CHAIN_REG_P on the static chain register, if any.
131 (call_expr_flags): Set ECF_BY_DESCRIPTOR for calls by descriptor.
132 (expand_call): Likewise. Move around call to prepare_call_address
133 and pass all flags to it.
134 * cfgexpand.c (expand_call_stmt): Reinstate CALL_EXPR_BY_DESCRIPTOR.
135 * gimple.h (enum gf_mask): New GF_CALL_BY_DESCRIPTOR value.
136 (gimple_call_set_by_descriptor): New setter.
137 (gimple_call_by_descriptor_p): New getter.
138 * gimple.c (gimple_build_call_from_tree): SetCALL_EXPR_BY_DESCRIPTOR.
139 (gimple_call_flags): Deal with GF_CALL_BY_DESCRIPTOR.
140 * langhooks.h (struct lang_hooks): Add custom_function_descriptors.
141 * langhooks-def.h (LANG_HOOKS_CUSTOM_FUNCTION_DESCRIPTORS): Define.
142 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_CUSTOM_FUNCTION_DESCRIPTORS.
143 * rtl.h (STATIC_CHAIN_REG_P): New macro.
144 * rtlanal.c (find_first_parameter_load): Skip static chain registers.
145 * target.def (custom_function_descriptors): New POD hook.
146 * tree.h (FUNC_ADDR_BY_DESCRIPTOR): New flag on ADDR_EXPR.
147 (CALL_EXPR_BY_DESCRIPTOR): New flag on CALL_EXPR.
148 * tree-core.h (ECF_BY_DESCRIPTOR): New mask.
149 Document FUNC_ADDR_BY_DESCRIPTOR and CALL_EXPR_BY_DESCRIPTOR.
150 * tree.c (make_node_stat) <tcc_declaration>: Use FUNCTION_ALIGNMENT.
151 (build_common_builtin_nodes): Initialize init_descriptor and
153 * tree-nested.c: Include target.h.
154 (struct nesting_info): Add 'any_descr_created' field.
155 (get_descriptor_type): New function.
156 (lookup_element_for_decl): New function extracted from...
157 (create_field_for_decl): Likewise.
158 (lookup_tramp_for_decl): ...here. Adjust.
159 (lookup_descr_for_decl): New function.
160 (convert_tramp_reference_op): Deal with descriptors.
161 (build_init_call_stmt): New function extracted from...
162 (finalize_nesting_tree_1): ...here. Adjust and deal with descriptors.
163 * defaults.h (FUNCTION_ALIGNMENT): Define.
164 (TRAMPOLINE_ALIGNMENT): Set to above instead of FUNCTION_BOUNDARY.
165 * config/i386/i386.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Define.
166 * config/ia64/ia64.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Likewise.
167 * config/rs6000/rs6000.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS):Likewise.
168 * config/sparc/sparc.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Likewise.
170 2016-10-16 Eric Botcazou <ebotcazou@adacore.com>
172 * config/sparc/sparc.c (sparc_expand_vector_init): Only accept literal
173 constants in CONST_VECTORs.
175 2016-10-15 Eric Botcazou <ebotcazou@adacore.com>
177 * config/sparc/sparc.c (sparc_expand_vec_perm_bmask): Use a scratch
178 register as destination of bmask.
179 (vector_init_bshuffle): Likewise.
180 * config/sparc/sparc.md (vec_perm_constv8qi): Likewise.
181 (bmaskdi_vis): Enable only in 64-bit mode.
183 2016-10-15 Segher Boessenkool <segher@kernel.crashing.org>
185 * config/rs6000/rs6000.c (rs6000_get_separate_components): Do not
186 make LR a separately shrink-wrapped component unless savres_strategy
187 contains all of {SAVE,REST}_INLINE_{GPRS,FPRS,VRS}. Do not wrap
188 GPRs unless both {SAVE,REST}_INLINE_GPRS. Do not disallow all
189 wrapping when not both {SAVE,REST}_INLINE_GPRS.
191 2016-10-15 Eric Botcazou <ebotcazou@adacore.com>
193 * optabs.c (expand_parity): Fix mode mismatch, add final conversion
194 and keep looping on failure.
196 2016-10-14 David Malcolm <dmalcolm@redhat.com>
198 * print-rtl-function.c (print_edge): Omit "(flags)" when none are
200 (print_rtx_function): Update example in comment for...
201 * print-rtl.c (print_rtx_operand_code_r): In compact mode, print
202 non-virtual pseudos with a '%' sigil followed by the regno, offset
203 by (LAST_VIRTUAL_REGISTER + 1), so that the first non-virtual
204 pseudo is dumped as "%0".
206 2016-10-14 Jakub Jelinek <jakub@redhat.com>
209 * expr.c (expand_expr_real_1) <case CONST_DECL>: For EXPAND_WRITE
212 2016-10-14 Eric Botcazou <ebotcazou@adacore.com>
214 * config/sparc/sparc-passes.def: New file.
215 * config/sparc/t-sparc (PASSES_EXTRA): Add sparc-passes.def.
216 * config/sparc/sparc-protos.h (make_pass_work_around_errata): New.
217 * config/sparc/sparc.c (sparc_option_override): Don't register passes.
219 2016-10-14 Pat Haugen <pthaugen@us.ibm.com>
221 * loop-unroll.c (unroll_loop_runtime_iterations): Condition initial
222 loop peel to loops with exit test at the beginning.
224 2016-10-14 Pat Haugen <pthaugen@us.ibm.com>
226 PR rtl-optimization/68212
227 * cfgloopmanip.c (duplicate_loop_to_header_edge): Use preheader edge
228 frequency when computing scale factor for peeled copies.
229 * loop-unroll.c (unroll_loop_runtime_iterations): Fix freq/count
230 values for switch/peel blocks/edges.
232 2016-10-14 Pedro Alves <palves@redhat.com>
234 * coretypes.h (OVERRIDE, FINAL): Delete, moved to include/ansidecl.h.
236 2016-10-14 Catherine Moore <clm@codesourcery.com>
238 * gcc/config/mips/mips.c (mips_prepare_pch_save): Initialize
239 micromips_globals to zero.
241 2016-10-14 Richard Biener <rguenther@suse.de>
243 PR tree-optimization/77979
244 * tree-vrp.c (compare_name_with_value): Handle released SSA names
245 in the equivalency sets.
246 (compare_names): Likewise.
248 2016-10-14 Martin Liska <mliska@suse.cz>
250 * builtins.h(target_char_cst_p): Declare the function.
251 * builtins.c (fold_builtin_memchr): Remove.
252 (target_char_cst_p): Move the function from gimple-fold.c.
253 (fold_builtin_3): Do not call the function.
254 * gimple-fold.c (gimple_fold_builtin_memchr): New function.
255 (gimple_fold_builtin): Call the function.
256 * fold-const-call.c (fold_const_call_1): Handle CFN_BUILT_IN_MEMCHR.
258 2016-10-14 Martin Liska <mliska@suse.cz>
260 * builtins.c (fold_builtin_strcmp): Remove function.
261 (fold_builtin_strncmp): Likewise.
262 (fold_builtin_2): Remove call of the function.
263 (fold_builtin_3): Likewise.
264 * fold-const-call.c (fold_const_call): Add constant folding
265 for CFN_BUILT_IN_STRCASECMP and CFN_BUILT_IN_STRNCASECMP.
266 * fold-const-call.h (build_cmp_result): Declare the function.
267 * gimple-fold.c (gimple_load_first_char): New function.
268 (gimple_fold_builtin_string_compare): Likewise.
269 (gimple_fold_builtin): Call the function.
271 2016-10-14 Nathan Sidwell <nathan@acm.org>
273 * gcov-io.c (gcov_open): Deconstify 'mode'.
275 2016-10-14 Martin Liska <mliska@suse.cz>
277 * fold-const.c (c_getstr): Support of properly \0-terminated
278 string constants. New argument is added.
279 * fold-const.h: New argument is added.
281 2016-10-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
283 * config/aarch64/aarch64.c (aarch64_print_hint_for_core_or_arch):
285 (aarch64_print_hint_for_core): Likewise.
286 (aarch64_print_hint_for_arch): Likewise.
287 (aarch64_validate_march): Use it. Fix indentation in type signature.
288 (aarch64_validate_mcpu): Use aarch64_print_hint_for_core_or_arch.
289 (aarch64_validate_mtune): Likewise.
290 (aarch64_handle_attr_arch): Likewise.
291 (aarch64_handle_attr_cpu): Likewise.
292 (aarch64_handle_attr_tune): Likewise.
294 2016-10-14 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
296 * optabs.def: Remove optab function gen_int_libfunc for sdivmod_optab
299 2016-10-13 Andreas Schwab <schwab@linux-m68k.org>
301 * config/m68k/m68k.c (m68k_option_override): Check
302 opt_fstack_limit_symbol_arg and opt_fstack_limit_register_no
303 instead of stack_limit_rtx.
305 2016-10-13 Jakub Jelinek <jakub@redhat.com>
307 * dwarf2out.c (gen_member_die): Handle inline static data member
310 2016-10-13 Nathan Sidwell <nathan@acm.org>
312 * gcov-io.c (gcov_open): Fix documentation. Simplify setting
313 gcov_var.mode. Remove unnecessary fstat.
315 2016-10-13 Segher Boessenkool <segher@kernel.crashing.org>
318 * function.c (thread_prologue_and_epilogue_insns): Call all
319 make_*logue_seq in the same order as traditional. Call them
320 all a second time if shrink_wrapped_separate.
322 2016-10-13 Marek Polacek <polacek@redhat.com>
324 * Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn,
325 insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Don't
328 2016-10-13 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
330 PR tree-optimization/77937
331 * gimple-ssa-strength-reduction.c (analyze_increments): Set cost
332 to infinite when we have a pointer with an increment of -1.
334 2016-10-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
336 * coretypes.h: Move MEMMODEL_* macros and enum memmodel definition
338 * memmodel.h: This file.
339 * alias.c, asan.c, auto-inc-dec.c, bb-reorder.c, bt-load.c,
340 caller-save.c, calls.c, ccmp.c, cfgbuild.c, cfgcleanup.c,
341 cfgexpand.c, cfgloopanal.c, cfgrtl.c, cilk-common.c, combine.c,
342 combine-stack-adj.c, common/config/aarch64/aarch64-common.c,
343 common/config/arm/arm-common.c, common/config/bfin/bfin-common.c,
344 common/config/c6x/c6x-common.c, common/config/i386/i386-common.c,
345 common/config/ia64/ia64-common.c, common/config/nvptx/nvptx-common.c,
346 compare-elim.c, config/aarch64/aarch64-builtins.c,
347 config/aarch64/aarch64-c.c, config/aarch64/cortex-a57-fma-steering.c,
348 config/arc/arc.c, config/arc/arc-c.c, config/arm/arm-builtins.c,
349 config/arm/arm-c.c, config/avr/avr.c, config/avr/avr-c.c,
350 config/avr/avr-log.c, config/bfin/bfin.c, config/c6x/c6x.c,
351 config/cr16/cr16.c, config/cris/cris.c, config/darwin-c.c,
352 config/darwin.c, config/epiphany/epiphany.c,
353 config/epiphany/mode-switch-use.c,
354 config/epiphany/resolve-sw-modes.c, config/fr30/fr30.c,
355 config/frv/frv.c, config/ft32/ft32.c, config/h8300/h8300.c,
356 config/i386/i386-c.c, config/i386/winnt.c, config/iq2000/iq2000.c,
357 config/lm32/lm32.c, config/m32c/m32c.c, config/m32r/m32r.c,
358 config/m68k/m68k.c, config/mcore/mcore.c,
359 config/microblaze/microblaze.c, config/mmix/mmix.c,
360 config/mn10300/mn10300.c, config/moxie/moxie.c,
361 config/msp430/msp430.c, config/nds32/nds32-cost.c,
362 config/nds32/nds32-intrinsic.c, config/nds32/nds32-md-auxiliary.c,
363 config/nds32/nds32-memory-manipulation.c,
364 config/nds32/nds32-predicates.c, config/nds32/nds32.c,
365 config/nios2/nios2.c, config/nvptx/nvptx.c, config/pa/pa.c,
366 config/pdp11/pdp11.c, config/rl78/rl78.c, config/rs6000/rs6000-c.c,
367 config/rx/rx.c, config/s390/s390-c.c, config/s390/s390.c,
368 config/sh/sh.c, config/sh/sh-c.c, config/sh/sh-mem.cc,
369 config/sh/sh_treg_combine.cc, config/sol2.c, config/spu/spu.c,
370 config/stormy16/stormy16.c, config/tilegx/tilegx.c,
371 config/tilepro/tilepro.c, config/v850/v850.c, config/vax/vax.c,
372 config/visium/visium.c, config/vms/vms-c.c, config/xtensa/xtensa.c,
373 coverage.c, cppbuiltin.c, cprop.c, cse.c, cselib.c, dbxout.c, dce.c,
374 df-core.c, df-problems.c, df-scan.c, dojump.c, dse.c, dwarf2asm.c,
375 dwarf2cfi.c, dwarf2out.c, emit-rtl.c, except.c, explow.c, expmed.c,
376 expr.c, final.c, fold-const.c, function.c, fwprop.c, gcse.c,
377 ggc-page.c, haifa-sched.c, hsa-brig.c, hsa-gen.c, hw-doloop.c,
378 ifcvt.c, init-regs.c, internal-fn.c, ira-build.c, ira-color.c,
379 ira-conflicts.c, ira-costs.c, ira-emit.c, ira-lives.c, ira.c, jump.c,
380 loop-doloop.c, loop-invariant.c, loop-iv.c, loop-unroll.c,
381 lower-subreg.c, lra.c, lra-assigns.c, lra-coalesce.c,
382 lra-constraints.c, lra-eliminations.c, lra-lives.c, lra-remat.c,
383 lra-spills.c, mode-switching.c, modulo-sched.c, omp-low.c, passes.c,
384 postreload-gcse.c, postreload.c, predict.c, print-rtl-function.c,
385 recog.c, ree.c, reg-stack.c, regcprop.c, reginfo.c, regrename.c,
386 reload.c, reload1.c, reorg.c, resource.c, rtl-chkp.c, rtl-tests.c,
387 rtlanal.c, rtlhooks.c, sched-deps.c, sched-rgn.c, sdbout.c,
388 sel-sched-ir.c, sel-sched.c, shrink-wrap.c, simplify-rtx.c,
389 stack-ptr-mod.c, stmt.c, stor-layout.c, target-globals.c,
390 targhooks.c, toplev.c, tree-nested.c, tree-outof-ssa.c,
391 tree-profile.c, tree-ssa-coalesce.c, tree-ssa-ifcombine.c,
392 tree-ssa-loop-ivopts.c, tree-ssa-loop.c, tree-ssa-reassoc.c,
393 tree-ssa-sccvn.c, tree-vect-data-refs.c, ubsan.c, valtrack.c,
394 var-tracking.c, varasm.c: Include memmodel.h.
395 * genattrtab.c (write_header): Include memmodel.h in generated file.
396 * genautomata.c (main): Likewise.
397 * gengtype.c (open_base_files): Likewise.
398 * genopinit.c (main): Likewise.
399 * genconditions.c (write_header): Include memmodel.h earlier in
401 * genemit.c (main): Likewise.
402 * genoutput.c (output_prologue): Likewise.
403 * genpeep.c (main): Likewise.
404 * genpreds.c (write_insn_preds_c): Likewise.
405 * genrecog.c (write_header): Likewise.
406 * Makefile.in (PLUGIN_HEADERS): Include memmodel.h
408 2016-10-13 David Malcolm <dmalcolm@redhat.com>
410 * function-tests.c (selftest::test_expansion_to_rtl): Add "true"
411 for new "compact" param of print_rtx_function. Check for "cinsn"
413 * print-rtl-function.c (flag_compact): New decl.
414 (print_rtx_function): Add param "compact" and use it to set
415 flag_compact, adding a description of the effect to the leading
416 comment, and updating the example output.
417 * print-rtl.c (flag_compact): New variable.
418 (print_rtx_operand_code_0): Omit the JUMP_LABEL reference in compact
420 (print_rtx_operand_code_i): When printing source locations, wrap
421 xloc.file in quotes. Don't print INSN_CODEs in compact mode.
422 (print_rtx_operand_code_r): Don't print regnos for hard regs and
423 virtuals in compact mode.
424 (print_rtx_operand_code_u): Don't print insn UIDs in compact mode,
425 apart from in LABEL_REFs.
426 (print_rtx_operand): In case 'w', don't print in hex in compact mode.
427 Don't print basic block ids in compact mode.
428 (print_rtx): In compact mode, prefix the code of insns with "c",
429 only print the INSN_UID of CODE_LABELs, and omit their LABEL_NUSES.
430 * print-rtl.h (print_rtx_function): Add "compact" param.
432 2016-10-13 Richard Earnshaw <rearnsha@arm.com>
434 * arm.h (TARGET_VFP): Delete.
435 (TARGET_VFPD32): Remove references to TARGET_VFP.
436 (TARGET_VFP3, TARGET_VFP5): Likewise.
437 (TARGET_VFP_SINGLE, TARGET_VFP_DOUBLE): Likewise.
438 (TARGET_NEON_FP16): Likewise.
439 (TARGET_FMA): Likewise.
440 (TARGET_CRYPTO): Likewise.
441 (TARGET_NEON): Likewise.
442 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
443 (FUNCTION_ARG_REGNO_P): Likewise.
444 * arm.c (arm_option_check_internal): Likewise.
445 (arm_option_override): Likewise.
446 (use_return_insn): Likewise.
447 (arm_function_value_regno_p): Likewise.
448 (arm_apply_result_size): Likewise.
449 (use_vfp_abi): Likewise.
450 (arm_legitimate_address_outer_p): Likewise.
451 (thumb2_legitimate_address_p): Likewise.
452 (arm_legitimate_index_p): Likewise.
453 (thumb2_legitimate_index_p): Likewise.
454 (arm_legitimate_address): Likewise.
455 (arm_get_vfp_saved_size): Likewise.
456 (arm_emit_vfp_multi_reg_pop): Likewise.
457 (arm_get_frame_offsets): Likewise.
458 (arm_save_coproc_regs): Likewise.
459 (arm_hard_regno_mode_ok): Likewise.
460 (arm_expand_epilogue_apcs_frame): Likewise.
461 (arm_expand_epilogue): Likewise.
462 (arm_file_start): Likewise.
463 (arm_conditional_register_usage): Likewise.
464 (arm_validize_comparison): Use vfp_compare_operand directly.
465 * arm-builtins.c (arm_init_builtins): Remove references to TARGET_VFP.
466 (arm_expand_vfp_builtin): Use TARGET_HARD_FLOAT for detecting
468 (arm_atomic_assign_expand_fenv): Likewise.
469 * arm.md (divsf3): Likewise.
470 (arm_negsi2): Likewise.
472 (arm_movdi): Likewise.
473 (arm_movt): Likewise.
474 (cbranchsf4): Change predicate to vfp_compare_operand.
475 (cbranchdf4): Change predicate to vfp_compare_operand.
476 (cstorehf4): Change predicate to vfp_compare_operand.
477 (cstoresf4): Change predicate to vfp_compare_operand.
478 (cstoredf4): Change predicate to vfp_compare_operand.
479 (vfp_pop_multiple_with_writeback): Remove references to TARGET_VFP.
480 (movhi_insn_arch4, movhi_bytes): Likewise.
481 * constraints.md (Dt): Likewise.
483 * iterators.md (SDF): Likewise.
484 * predicates.md (arm_float_compare_operand): Delete.
485 (const_double_vcvt_power_of_two_reciprocal): Remove references to
487 (const_double_vcvt_power_of_two): Likewise.
488 * thumb2.md thumb2_movsi_insn): Likewise.
489 * vfp.md (arm_movhi_vfp, thumb2_movhi_vfp): Likewise.
490 (movhf_vfp): Likewise.
491 (arm_movsi_vfp, thumb2_movsi_vfp): Likewise.
492 (movdi_vfp, movdi_vfp_cortexa8): Likewise.
493 (movsf_vfp, thumb2_movsf_vfp): Likewise.
494 (movdf_vfp, thumb2_movdf_vfp): Likewise.
495 (movsfcc_vfp, abssf2_vfp, negsf2_vfp, addsf3_vfp): Likewise.
496 (subsf3_vfp, divsf3_vfp): Likewise.
497 (mulsf3_vfp, mulsf3negsf_vfp, negmulsf3_vfp): Likewise.
498 (mulsf3addsf_vfp, (mulsf3subsf_vfp, mulsf3negsfaddsf_vfp): Likewise.
499 (mulsf3negsfsubsf_vfp): Likewise.
500 (truncsisf2_vfp, fixuns_truncsfsi2, floatsisf2_vfp): Likewise.
501 (floatunssisf2, sqrtsf2_vfp): Likewise.
502 (movcc_vfp): Likewise.
503 (cmpsf_split_vfp, cmpsf_trap_split_vfp): Likewise.
504 (cmpsf_vfp, cmpsf_trap_vfp): Likewise.
505 (push_multi_vfp): Likewise.
506 (set_fpscr, get_fpscr): Likewise.
507 * arm-c.c (arm_cpu_builtins): Unconditionally define __VFP_FP__.
509 2016-10-13 Richard Earnshaw <rearnsha@arm.com>
511 * arm.h (TARGET_VFP): Unconditionally define to 1.
512 (arm_fpu_desc): Remove 'model' field.
513 (TARGET_FPU_MODEL): Delete.
514 * arm.c (all_fpus): Don't initialize the model field.
515 (arm_can_inline_p): Don't check the FPU model.
516 * arm-fpus.def: Remove redundant model field from all FPU
519 2016-10-13 Richard Biener <rguenther@suse.de>
522 * genmatch.c (struct capture): Add value_match member.
523 (commutate): Preserve value_match.
524 (lower_opt_convert): Likewise.
525 (lower_cond): Likewise.
526 (replace_id): Likewise.
527 (struct dt_operand): Add value_match member.
528 (decision_tree::cmp_node): Compare it.
529 (decision_tree::insert_operand): Honor it when finding and
530 when appending a DT_MATCH.
531 (dt_operand::gen_match_op): Generate a type check after
532 operand_equal_p if ! value_match for both GENERIC and GIMPLE.
533 (parser::get_internal_capture_id): New helper.
534 (parser::finish_match_operand): New function lowering @@<id>.
535 (parser::parse_capture): Parse @@<id> as value-match.
536 (parser::parse_expr): Use get_internal_capture_id.
537 (parser::parse_simplify): Call finish_match_operand.
538 (walk_captures): New helper.
539 * match.pd (X - (X / Y) * Y -> X % Y): Use value-matching instead
541 ((X /[ex] A) * A -> X): Likewise.
542 ((X | Y) ^ X -> Y & ~ X): Handle constants properly by using
543 convert[12] and value-matching.
544 ((A | B) & (A | C) -> A | (B & C)): Likewise.
545 ((X | Y) | Y -> X | Y): Likewise.
546 ((X ^ Y) ^ Y -> X): Likewise.
547 (A - (A & B) -> ~B & A): Likewise.
548 ((T)(P + A) - (T)P -> (T) A): Likewise.
549 ((T)P - (T)(P + A) -> -(T) A): Likewise.
550 ((T)(P + A) - (T)(P + B) -> (T)A - (T)B): Likewise.
551 * doc/match-and-simplify.texi: Amend capture section.
553 2016-10-13 Claudiu Zissulescu <claziss@synopsys.com>
555 * config/arc/arc.md (umul_600): Remove predicated variant.
556 (umul64_600): Likewise.
558 2016-10-13 Claudiu Zissulescu <claziss@synopsys.com>
560 * config/arc/arc.h (INSN_LENGTH_ALIGNMENT): Change.
562 2016-10-13 Bin Cheng <bin.cheng@arm.com>
564 * tree-vect-loop.c (loop_niters_no_overflow): New func.
565 (vect_transform_loop): Call loop_niters_no_overflow. Pass the
566 no-overflow information to vect_do_peeling_for_loop_bound and
567 vect_gen_vector_loop_niters.
569 2016-10-13 Bin Cheng <bin.cheng@arm.com>
571 * tree-predcom.c (tree_predictive_commoning_loop): Skip loop that only
574 2016-10-13 Bin Cheng <bin.cheng@arm.com>
576 * tree-vect-loop-manip.c (adjust_vec_debug_stmts): Don't release
577 adjust_vec automatically.
578 (slpeel_add_loop_guard): Remove param cond_expr_stmt_list. Rename
579 param exit_bb to guard_to.
580 (slpeel_checking_verify_cfg_after_peeling):
581 (set_prologue_iterations):
582 (create_lcssa_for_virtual_phi): New func which is factored out from
583 slpeel_tree_peel_loop_to_edge.
584 (slpeel_tree_peel_loop_to_edge):
585 (iv_phi_p): New func.
586 (vect_can_advance_ivs_p): Call iv_phi_p.
587 (vect_update_ivs_after_vectorizer): Call iv_phi_p. Directly insert
588 new gimple stmts in basic block.
589 (vect_do_peeling_for_loop_bound):
590 (vect_do_peeling_for_alignment):
591 (vect_gen_niters_for_prolog_loop): Rename to...
592 (vect_gen_prolog_loop_niters): ...Rename from. Change parameters and
593 adjust implementation.
594 (vect_update_inits_of_drs): Fix code style issue. Convert niters to
595 sizetype if necessary.
596 (vect_build_loop_niters): Move to here from tree-vect-loop.c. Change
597 it to external function.
598 (vect_gen_scalar_loop_niters, vect_gen_vector_loop_niters): New.
599 (vect_gen_vector_loop_niters_mult_vf): New.
600 (slpeel_update_phi_nodes_for_loops): New.
601 (slpeel_update_phi_nodes_for_guard1): Reimplement.
602 (find_guard_arg, slpeel_update_phi_nodes_for_guard2): Reimplement.
603 (slpeel_update_phi_nodes_for_lcssa, vect_do_peeling): New.
604 * tree-vect-loop.c (vect_build_loop_niters): Move to file
605 tree-vect-loop-manip.c
606 (vect_generate_tmps_on_preheader): Delete.
607 (vect_transform_loop): Rename vectorization_factor to vf. Call
608 vect_do_peeling instead of vect_do_peeling-* functions.
609 * tree-vectorizer.h (vect_do_peeling): New decl.
610 (vect_build_loop_niters, vect_gen_vector_loop_niters): New decls.
611 (vect_do_peeling_for_loop_bound): Delete.
612 (vect_do_peeling_for_alignment): Delete.
614 2016-10-13 Bin Cheng <bin.cheng@arm.com>
616 * tree-vect-loop-manip.c (slpeel_tree_duplicate_loop_to_edge_cfg): Put
617 duplicated loop after its preheader and after the original loop.
619 2016-10-13 Bin Cheng <bin.cheng@arm.com>
621 * tree-vect-loop.c (vect_analyze_loop_2): Check and skip loop if it
622 has no enough iterations for LOOP_VINFO_PEELING_FOR_GAPS.
624 2016-10-13 Bin Cheng <bin.cheng@arm.com>
626 * tree-vect-loop.c (vectorizable_live_operation): Support handling
627 for live variable outside loop but not in lcssa form.
629 2016-10-13 Bin Cheng <bin.cheng@arm.com>
631 * cfg.c (reset_original_copy_tables): New func.
632 * cfg.h (reset_original_copy_tables): New decl.
634 2016-10-13 Jakub Jelinek <jakub@redhat.com>
637 * tree.h (FALLTHROUGH_LABEL_P): Use private_flag instead of
639 * varasm.c (default_binds_local_p_3): Formatting fix.
641 2016-10-13 Bin Cheng <bin.cheng@arm.com>
643 * tree-vect-loop-manip.c (slpeel_can_duplicate_loop_p): Fix code
645 (vect_do_peeling_for_loop_bound, vect_do_peeling_for_alignment):
648 2016-10-13 Martin Liska <mliska@suse.cz>
650 PR tree-optimization/77943
651 * tree-ssa-tail-merge.c (merge_stmts_p): Do not merge BBs with
652 a different EH landing pads.
654 2016-10-13 Jakub Jelinek <jakub@redhat.com>
657 * hooks.h (hook_tree_void_null): Declare.
658 * hooks.c (hook_tree_void_null): New function.
659 * langhooks.c (lhd_return_null_tree_v): Remove.
660 * langhooks-def.h (lhd_return_null_tree_v): Remove.
661 * cfgexpand.c (stack_protect_prologue): If guard_decl is NULL,
663 * function.c (stack_protect_epilogue): Likewise.
664 * config/tilepro/tilepro.c (TARGET_STACK_PROTECT_GUARD): Redefine
665 if TARGET_THREAD_SSP_OFFSET is defined.
666 * config/s390/s390.c (TARGET_STACK_PROTECT_GUARD): Likewise.
667 * config/sparc/sparc.c (TARGET_STACK_PROTECT_GUARD): Likewise.
668 * config/tilegx/tilegx.c (TARGET_STACK_PROTECT_GUARD): Likewise.
669 * config/rs6000/rs6000.c (TARGET_STACK_PROTECT_GUARD): Likewise.
670 * config/i386/i386.c (TARGET_STACK_PROTECT_GUARD): Likewise.
671 (ix86_stack_protect_guard): New function.
673 2016-10-13 Richard Biener <rguenther@suse.de>
675 * dwarf2out.c (tree_add_const_value_attribute): Do not try
676 rtl_for_decl_init during early phase.
677 (gen_variable_die): Do not create locations during early phase.
678 (gen_label_die): Likewise.
679 (decls_for_scope): Do not waste time handling BLOCK_NONLOCALIZED_VARs
682 2016-10-12 Richard Biener <rguenther@suse.de>
684 * tree-vrp.c (evrp_dom_walker::try_find_new_range): Renamed from
685 try_add_new_range and made to eturn new range.
686 (evrp_dom_walker::before_dom_children): Push op1 value range before
687 pushing op0 value range.
689 2016-10-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
691 PR tree-optimization/77937
692 * gimple-ssa-strength-reduction.c (analyze_increments): Use
693 POINTER_TYPE_P on the candidate type to determine whether
694 candidates in this chain require pointer arithmetic.
696 2016-10-12 Eric Botcazou <ebotcazou@adacore.com>
698 * config/visium/visium.c (visium_gimplify_va_arg): Emit a big-endian
699 correction if the type is smaller than a word.
700 (visium_select_cc_mode): Add ... fall through ... comment.
702 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
704 * config/rs6000/rs6000.c (machine_function): Add new fields
705 gpr_is_wrapped_separately and lr_is_wrapped_separately.
706 (TARGET_SHRINK_WRAP_GET_SEPARATE_COMPONENTS,
707 TARGET_SHRINK_WRAP_COMPONENTS_FOR_BB,
708 TARGET_SHRINK_WRAP_DISQUALIFY_COMPONENTS,
709 TARGET_SHRINK_WRAP_EMIT_PROLOGUE_COMPONENTS,
710 TARGET_SHRINK_WRAP_EMIT_EPILOGUE_COMPONENTS,
711 TARGET_SHRINK_WRAP_SET_HANDLED_COMPONENTS): Define.
712 (rs6000_get_separate_components): New function.
713 (rs6000_components_for_bb): New function.
714 (rs6000_disqualify_components): New function.
715 (rs6000_emit_prologue_components): New function.
716 (rs6000_emit_epilogue_components): New function.
717 (rs6000_set_handled_components): New function.
718 (rs6000_emit_prologue): Don't emit LR save if lr_is_wrapped_separately.
719 Don't emit GPR saves if gpr_is_wrapped_separately for that register.
720 (restore_saved_lr): Don't restore LR if lr_is_wrapped_separately.
721 (rs6000_emit_epilogue): Don't emit GPR restores if
722 gpr_is_wrapped_separately for that register. Don't make a
723 REG_CFA_RESTORE note for registers we did not restore, either.
725 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
727 * function.c (thread_prologue_and_epilogue_insns): Call
728 try_shrink_wrapping_separate. Compute the prologue_seq afterwards,
729 if it has possibly changed. Compute the split_prologue_seq and
730 epilogue_seq later, too.
731 * shrink-wrap.c: #include cfgbuild.h and insn-config.h.
732 (dump_components): New function.
733 (struct sw): New struct.
735 (init_separate_shrink_wrap): New function.
736 (fini_separate_shrink_wrap): New function.
737 (place_prologue_for_one_component): New function.
738 (spread_components): New function.
739 (disqualify_problematic_components): New function.
740 (emit_common_heads_for_components): New function.
741 (emit_common_tails_for_components): New function.
742 (insert_prologue_epilogue_for_components): New function.
743 (try_shrink_wrapping_separate): New function.
744 * shrink-wrap.h: Declare try_shrink_wrapping_separate.
746 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
748 * regrename.c (build_def_use): Invalidate chains that have a
749 REG_CFA_RESTORE on some instruction.
751 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
753 * dce.c (delete_unmarked_insns): Don't delete instructions with
754 a REG_CFA_RESTORE note.
756 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
758 * common.opt (-fshrink-wrap-separate): New flag.
759 * doc/invoke.texi: Document it.
760 * doc/tm.texi.in (Shrink-wrapping separate components): New subsection.
761 * doc/tm.texi: Regenerate.
762 * emit-rtl.h (struct rtl_data): New field shrink_wrapped_separate.
763 * target.def (shrink_wrap): New hook vector.
764 (get_separate_components, components_for_bb, disqualify_components,
765 emit_prologue_components, emit_epilogue_components,
766 set_handled_components): New hooks.
768 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
770 * config/rs6000/rs6000.c (rs6000_return_in_memory): Warn for
771 vector return by reference only if -Wpsabi.
772 (rs6000_pass_by_reference): Similarly, for argument passing.
774 2016-10-12 David Malcolm <dmalcolm@redhat.com>
776 * function-tests.c: Include "print-rtl.h".
777 (selftest::test_expansion_to_rtl): Call print_rtx_function on the
778 function, and verify what is dumped.
779 * print-rtl-function.c (print_edge): New function.
780 (begin_any_block): New function.
781 (end_any_block): New function.
782 (can_have_basic_block_p): New function.
783 (print_rtx_function): Track the basic blocks of insns in the
784 chain, wrapping those that are within blocks within "(block)"
785 directives. Remove the "(cfg)" directive.
787 2016-10-12 David Malcolm <dmalcolm@redhat.com>
789 * selftest.c (selftest::read_file): New function.
790 (selftest::test_read_file): New function.
791 (selftest::selftest_c_tests): Call test_read_file.
792 * selftest.h (selftest::read_file): New decl.
794 2016-10-12 Richard Biener <rguenther@suse.de>
797 * cgraphunit.c (analyze_functions): Preserve cgraph nodes
800 2016-10-12 Thomas Schwinge <thomas@codesourcery.com>
802 * lto-streamer.c: Fix LTO_STREAMER_DEBUG build.
804 * dwarf2out.c (dwarf2_lineno_debug_hooks): Use
805 dwarf2out_assembly_start.
807 * Makefile.in (SELFTEST_FLAGS): Add -nostdinc.
809 * Makefile.in (SELFTEST_FLAGS): New variable.
810 (s-selftest, selftest-gdb, selftest-valgrind): Use it.
812 * vmsdbgout.c (vmsdbg_debug_hooks): Add filename parameter to
815 2016-10-12 Georg-Johann Lay <avr@gjlay.de>
817 * rtl.h (struct rtx_def): Comment how RTX_FLAGS will be
820 2016-10-12 Martin Liska <mliska@suse.cz>
822 * gimple-fold.c (create_tmp_reg_or_ssa_name): New function.
823 (gimple_fold_builtin_memory_op): Use the function.
824 (gimple_fold_builtin_strchr): Likewise.
825 (gimple_fold_builtin_strcat): Likewise.
826 (gimple_build): Likewise.
828 2016-10-12 Nathan Sidwell <nathan@acm.org>
830 * diagnostic.c (diagnostc_report_diagnostic): Fix formatting.
832 2016-10-12 Pierre-Marie de Rodat <derodat@adacore.com>
834 * dwarf2out.c (int_loc_descriptor): Generate opcodes for another
835 equivalent 32-bit constant (modulo 2**32) when that yields
836 smaller instructions.
837 (size_of_int_loc_descriptor): Update accordingly.
839 2016-10-12 Pierre-Marie de Rodat <derodat@adacore.com>
841 * dwarf2out.c (dwarf2out_early_global_decl): For nested
842 functions, call dwarf2out_decl on the parent function first.
844 2016-10-12 Richard Biener <rguenther@suse.de>
846 * match.pd ((X /[ex] A) * A -> X): Remove unnecessary constraint
849 2016-10-12 Richard Biener <rguenther@suse.de>
851 * tree-ssa-propagate.c
852 (substitute_and_fold_dom_walker::before_dom_children): Do not
853 ignore ASSERT_EXPRs but only preserve them.
854 * tree-vrp.c (remove_range_assertions): Deal with ASSERT_EXPRs
855 that have been propagated into.
856 (vrp_finalize): Enable DCE for substitute_and_fold.
858 2016-10-12 Richard Biener <rguenther@suse.de>
860 PR tree-optimization/77920
861 * tree-vrp.c (simplify_div_or_mod_using_ranges): Simplify.
862 (simplify_min_or_max_using_ranges): Pass in gsi and use it.
863 (simplify_abs_using_ranges): Likewise.
864 (simplify_conversion_using_ranges): Likewise.
865 (simplify_stmt_using_ranges): Adjust.
867 2016-10-12 Jakub Jelinek <jakub@redhat.com>
869 PR tree-optimization/77929
870 * tree-ssa-reassoc.c (optimize_range_tests_var_bound): Handle
871 (*ops)[ranges[i].idx]->op != ranges[i].exp case.
873 2016-10-12 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
876 * config/rs6000/vmx.md (vsx_concat_<mode>): The mtvsrdd instruction
877 needs a base register for arg 1.
879 2016-10-12 Jakub Jelinek <jakub@redhat.com>
881 * common.opt (Wimplicit-fallthrough) Turn into alias to
882 -Wimplicit-fallthrough=3. Remove EnabledBy.
883 (Wimplicit-fallthrough=): New option.
884 * gimplify.c (warn_implicit_fallthrough_r): Use
885 OPT_Wimplicit_fallthrough_ instead of OPT_Wimplicit_fallthrough.
886 * doc/invoke.texi (-Wimplicit-fallthrough): Document as alias
887 to -Wimplicit-fallthrough=3.
888 (-Wimplicit-fallthrough=): Document.
890 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
892 * config/sparc/sparc.c (emit_scc_insn): Remove direct support for EQ
893 and GEU in DImode if TARGET_SUBXC.
894 * config/sparc/sparc.md (seqdi<W:mode>_zero): Remove TARGET_SUBXC.
895 (seqdi<W:mode>_zero_subxc): Delete.
896 (neg_seqdi<W:mode>_zero): Remove TARGET_VIS3.
897 (neg_seqdi<W:mode>_zero_vis3): Delete.
898 (plus_seqdi<W:mode>_zero): Likewise.
899 (minus_seqdi<W:mode>_zero): Likewise.
900 (plus_plus_sltu<W:mode>): Accept only register.
901 (addx<W:mode>): Likewise.
902 (plus_sltu<W:mode>_vis3): Likewise.
903 (plus_plus_sltu<W:mode>_vis3): Likewise.
904 (neg_sgeu<W:mode>_vis3): Delete.
905 (minus_sgeu<W:mode>_vis3): Likewise.
906 (addxc<W:mode>): Accept only registers.
907 (neg_sltu<W:mode>_subxc): Write %%g0 instead of 0.
908 (minus_neg_sltu<W:mode>_subxc): Accept only register.
909 (neg_plus_sltu<W:mode>_subxc): Likewise.
910 (minus_sltu<W:mode>_subxc): Write %%g0 instead of 0.
911 (minus_minus_sltu<W:mode>_subxc): Accept only register.
912 (sgeu<W:mode>_insn_subxc): Delete.
913 (plus_sgeu<W:mode>_subxc): Likewise.
914 (subxc<W:mode>): Accept only register.
915 (scc splitter): Split always GEU again.
917 2016-10-11 Jeff Law <law@redhat.com>
919 PR tree-optimization/77424
920 * tree-ssa-threadupdate.c (thread_through_all_blocks): Remove
921 dead conditionals. Assert that all e->aux fields are NULL.
923 2016-10-11 David Malcolm <dmalcolm@redhat.com>
925 * print-rtl.c (print_rtx): Rename "i" to "idx". Split out the
926 operand-printing "switch" statement into...
927 (print_rtx_operand_code_0): ...this new function, ...
928 (print_rtx_operand_code_e): ...this new function, ...
929 (print_rtx_operand_codes_E_and_V): ...this new function, ...
930 (print_rtx_operand_code_i): ...this new function, ...
931 (print_rtx_operand_code_r): ...this new function, ...
932 (print_rtx_operand_code_u): ...this new function, ...
933 (print_rtx_operand): ...and this new function.
935 2016-10-11 Uros Bizjak <ubizjak@gmail.com>
937 * config/alpha/alpha-passes.def: New file.
938 * config/alpha/t-alpha: New file.
939 * config/alpha/alpha-protos.h (gcc::context, rtl_opt_pass): Declare.
940 (make_pass_handle_trap_shadows): New prototype.
941 (make_pass_align_insns): Ditto.
942 * config/alpha/alpha.c (alpha_option_override): Don't register
944 * config.gcc (alpha*-*-*) Add alpha/t-alpha to tmake_file.
946 2016-10-11 Michael Meissner <meissner@linux.vnet.ibm.com>
949 * config/rs6000/rs6000.c (rs6000_init_builtins): Only create the
950 distinct __ibm128 IBM extended double type if long doubles are
951 128-bits and the default format for long double is IEEE 128-bit.
953 2016-10-11 Richard Biener <rguenther@suse.de>
955 * dwarf2out.c (DEBUG_STR_OFFSETS_SECTION): Remove conditional.
956 (init_sections_and_labels): Use DEBUG_DWO_STR_OFFSETS_SECTION.
957 (verify_die): New function.
958 (dwarf2out_finish): Call it.
959 (output_line_info): Handle case of -gsplit-dwarf without
960 DWARF2_ASM_LINE_DEBUG_INFO.
962 2016-10-11 Richard Biener <rguenther@suse.de>
965 * gimple-low.c (lower_gimple_bind): Handle arbitrary common
966 sub-chains of BLOCK_VARS and gimple_bind_vars.
968 2016-10-11 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
970 * config/i386/znver1.md : Fix imov/imovx load type reservations.
972 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
974 * config/sparc/sparc.opt (msubxc): New option.
975 * doc/invoke.texi (SPARC options): Document it and tidy up.
976 * doc/tm.texi.in (Condition Codes): Adjust SPARC example.
977 * doc/tm.texi: Regenerate.
978 * config/sparc/sparc-modes.def (CC_NOOV): Rename into...
980 (CCX_NOOV): Rename into...
984 * config/sparc/predicates.m (fcc_register_operand): Simplify.
985 (fcc0_register_operand): Likewise.
986 (icc_register_operand): New.
987 (icc_or_fcc_register_operand): Simplify.
988 (nz_comparison_operator): New.
989 (c_comparison_operator): Likewise.
990 (noov_compare_operator): Rename into...
991 (icc_comparison_operator): ...this. Use above predicates.
992 (noov_compare64_operator): Rename into...
993 (v9_comparison_operator): ...this and tidy up.
994 (fcc_comparison_operator): New.
995 (icc_or_fcc_comparison_operator): Likewise.
996 (v9_register_compare_operator): Rename info...
997 (v9_register_comparison_operator): ...this.
998 * config/sparc/sparc.c (TARGET_FIXED_CONDITION_CODE_REGS): Define.
999 (sparc_option_override): Remove redundant VIS masks and add MASK_SUBXC
1001 (sparc_fixed_condition_code_regs): New function.
1002 (select_cc_mode): Remove ATTRIBUTE_UNUSED. Adjust for CCNZ/CCXNZ
1003 renaming and add support for CCC/CCXC.
1004 (output_cbranch): Likewise.
1005 (sparc_print_operand): Likewise.
1006 (gen_v9_scc): Remove obsolete assertion.
1007 (emit_scc_insn): Emit RTL directly for EQ and NE. Add direct support
1008 for EQ in DImode if TARGET_SUBXC. Remove test on TARGET_VIS3 for GEU.
1009 (output_cbcond): Remove bogus handling of CC modes.
1010 (sparc_register_move_cost): Return 100 for NO_REGS.
1011 * config/sparc/sparc.md (W): New mode iterator.
1012 (length): Adjust for noov_compare64_operator renaming.
1013 (cmpsi_sne): New instruction.
1014 (cmpdi_sne): Likewise.
1015 (seqdi_special): Delete.
1016 (seqdi_special): Likewise.
1017 (snesi<P:mode>_special): Likewise.
1018 (snedi_special): Likewise.
1019 (snedi_special_vis3): Likewise.
1020 (snesi patterns): Use W iterator.
1021 (snedi patterns): Likewise. Add TARGET_SUBXC patterns.
1022 (sltu patterns): Likewise.
1023 (sgeu patterns): Likewise.
1024 (scc splitter): Do not split GEU in DImode if TARGET_SUBXC.
1025 (normal_branch): Use icc_comparison_operator predicate.
1026 (inverted_branch): Likewise.
1027 (cbcond_sp32): Use comparison_operator predicate.
1028 (cbcond_sp64): Likewise.
1029 (normal_int_branch_sp64): Adjust for renaming
1030 (inverted_int_branch_sp64): Likewise.
1031 (mov<I:mode>_cc_reg_sp64): Likewise.
1032 (movsf_cc_reg_sp6): Likewise.
1033 (movdf_cc_reg_sp64): Likewise.
1034 (movtf_cc_reg_hq_sp64): Likewise.
1035 (movtf_cc_reg_sp64): Likewise.
1036 (mov<I:mode>_cc_v9): Use icc_or_fcc_comparison_operator predicate.
1037 (movsf_cc_v9): Likewise.
1038 (movdf_cc_v9): Likewise.
1039 (movtf_cc_hq_v9): Likewise.
1040 (movtf_cc_v9): Likewise.
1041 (adddi3): Call gen_adddi3_sp32.
1042 (adddi3_insn_sp32): Rename to...
1043 (adddi3_sp32): ...this. Accept only register_operand as operand #1
1044 and use CCCmode for the carry.
1045 (addx_extend_sp32): Use CCCmode for the carry.
1046 (addx_extend_sp64): Delete.
1047 (adddi3_extend_sp32): Use CCCmode for the carry.
1048 (cmp_plus patterns): Use CCNZ/CCXNZ mode and add C variants.
1049 (subdi3): Call gen_subdi3_sp32.
1050 (subdi3_insn_sp32): Rename to...
1051 (subdi3_sp32): ...this and use CCmode for the carry.
1052 (subx_extend_sp32): Use CCCmode for the carry.
1053 (subx_extend_sp64): Delete.
1054 (subdi3_extend_sp32): Use CCmode for the carry.
1055 (cmp_minus patterns): Use CCNZ/CCXNZ mode and add C variants.
1056 (negdi3): Call gen_negdi3_sp32.
1057 (negdi3_sp32): Use CCCmode for the carry.
1058 (cmp_neg patterns): Use CCNZ/CCXNZ mode and add C variants.
1059 (cmp_nz_ashift_1): Use CCNZ mode.
1060 (cmp_nz_set_ashift_1): Likewise.
1061 (ctrapsi4): Use comparison_operator predicate.
1062 (ctrapdi4): Likewise.
1063 (trapsi_insn): Use icc_comparison_operator predicate.
1064 (trapdi_insn): Likewise.
1065 (edge8 patterns): Use CCNZmode.
1066 (edge16 patterns): Likewise.
1067 (edge32 patterns): Likewise.
1069 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
1071 * config/visium/visium-modes.def (CC_NOOV): Rename into...
1073 (CC_BTST): Rename into...
1075 * config/visium/predicates.md (real_add_operand): New.
1076 (visium_btst_operator): Rename into...
1077 (visium_equality_comparison_operator): ...this.
1078 (visium_noov_operator): Rename into...
1079 (visium_nz_comparison_operator): ...this.
1080 (visium_c_comparison_operator): New.
1081 (visium_branch_operator): Adjust and deal with all CC modes.
1082 * config/visium/visium.c (visium_adjust_cost): Adjust.
1083 (visium_split_double_add): Use the *_set_carry patterns.
1084 (visium_select_cc_mode): Add support for CCC mode and adjust.
1085 (output_cbranch): Adjust and use the carry-based operators for
1086 floating-point comparisons.
1087 * config/visium/visium.md (flags_subst_arith): Adjust.
1088 (addsi3_insn_set_carry): New instruction.
1089 (subsi3_insn_set_carry): Likewise.
1090 (negsi2_insn_set_carry): Likewise.
1092 (cmp<mode>_sne): Likewise.
1093 (cbranch<mode>4): Use ordered_comparison_operator.
1094 (cbranch<mode>4_insn): Likewise.
1095 (cbranchsi4_btst_insn): Adjust.
1097 2016-10-11 Tom de Vries <tom@codesourcery.com>
1100 * builtins.c (std_canonical_va_list_type): Remove RECORD_TYPE
1103 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
1105 * tree.h (build_complex_type): Add second parameter with default.
1106 * tree.c (build_complex_type): Add NAMED second parameter and adjust
1107 recursive call. Create a TYPE_DECL only if NAMED is true.
1108 (build_common_tree_nodes): Pass true in calls to build_complex_type.
1110 2016-10-11 Georg-Johann Lay <avr@gjlay.de>
1112 New avr-passes.def to register AVR specific passes.
1114 * config/avr/avr-passes.def: New file.
1115 * config/avr/t-avr (PASSES_EXTRA): Add avr-passes.def.
1116 * config/avr/avr-protos.h (gcc::context, rtl_opt_pass): Declare.
1117 (make_avr_pass_recompute_note): New proto.
1118 * config/avr/avr.c (make_avr_pass_recompute_notes): New function.
1119 (avr_pass_recompute_notes): Use anonymous namespace.
1120 (avr_register_passes): Remove function...
1121 (avr_option_override): ...and its call.
1123 2016-10-11 Robert Suchanek <robert.suchanek@imgtec.com>
1125 * config/mips/mips-cpus.def: Replace PTF_AVOID_BRANCHLIKELY with
1126 PTF_AVOID_BRANCHLIKELY_ALWAYS for generic architecture and with
1127 PTF_AVOID_BRANCHLIKELY_SPEED for others.
1128 (mips2, mips3, mips4): Add PTF_AVOID_BRANCHLIKELY_SIZE to tune
1130 * config/mips/mips.c (mips_option_override): Enable the branch
1131 likely depending on the tune flags and optimization level.
1132 * config/mips/mips.h (PTF_AVOID_BRANCHLIKELY): Remove.
1133 (PTF_AVOID_BRANCHLIKELY_SPEED): Define.
1134 (PTF_AVOID_BRANCHLIKELY_SIZE): Likewise.
1135 (PTF_AVOID_BRANCHLIKELY_ALWAYS): Likewise.
1137 2016-10-11 Richard Biener <rguenther@suse.de>
1139 * lto-streamer-out.c (collect_block_tree_leafs): New helper.
1140 (output_function): Properly stream the whole block tree.
1141 * lto-streamer-in.c (input_function): Likewise.
1143 2016-10-11 Marek Polacek <polacek@redhat.com>
1145 * Makefile.in (C_COMMON_OBJS): Add c-family/c-warn.o.
1147 2016-10-11 Kugan Vivekanandarajah <kuganv@linaro.org>
1149 * tree-vrp.c (evrp_dom_walker::try_add_new_range): New.
1150 (evrp_dom_walker::before_dom_children): Infer and push new value
1151 ranges for x in y < x.
1153 2016-10-10 Joseph Myers <joseph@codesourcery.com>
1156 * config/ia64/ia64.c (ia64_libgcc_floating_mode_supported_p)
1157 (TARGET_LIBGCC_FLOATING_MODE_SUPPORTED_P): Remove.
1158 * config/ia64/elf.h (IA64_NO_LIBGCC_TFMODE): Likewise.
1159 * config/ia64/freebsd.h (IA64_NO_LIBGCC_TFMODE): Likewise.
1160 * config/ia64/vms.h (IA64_NO_LIBGCC_XFMODE)
1161 (IA64_NO_LIBGCC_TFMODE): Likewise.
1163 2016-10-11 Kugan Vivekanandarajah <kuganv@linaro.org>
1165 * tree-vrp.c (vrp_intersect_ranges_1): Allocate bitmap before
1168 2016-10-10 Andreas Tobler <andreast@gcc.gnu.org>
1170 * config.gcc: Add aarch64-*-freebsd* support.
1171 * config.host: Likewise.
1172 * config/aarch64/aarch64-freebsd.h: New file.
1173 * config/aarch64/t-aarch64-freebsd: Ditto.
1175 2016-10-10 Jeff Law <law@redhat.com>
1177 PR tree-optimization/71947
1178 * tree-ssa-dom.c (cprop_into_stmt): Avoid replacing A with B, then
1179 B with A within a single statement.
1181 2016-10-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1183 PR tree-optimization/77824
1184 * gimple-ssa-strength-reduction.c (stmt_cost): Explicitly return
1185 zero cost for copies.
1186 (find_candidates_dom_walker::before_dom_children): Replace
1187 MODIFY_EXPR with SSA_NAME.
1188 (replace_mult_candidate): Likewise.
1189 (replace_profitable_candidates): Likewise.
1191 2016-10-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1193 * config/s390/s390.h: Wrap more macros args in brackets and fix
1195 2016-10-10 Georg-Johann Lay <avr@gjlay.de>
1197 * config/avr/gen-avr-mmcu-texi.c (string.h): Include.
1199 2016-10-10 Andreas Schwab <schwab@suse.de>
1202 * config/ia64/ia64.md ("doloop_end"): Reject if mode of loop
1203 pseudo is not DImode.
1205 2016-10-10 Claudiu Zissulescu <claziss@synopsys.com>
1207 * common/config/arc/arc-common.c (arc_option_optimization_table):
1208 Remove compact casesi option.
1209 * config/arc/arc.c (arc_override_options): Use compact casesi
1210 option only for pre-ARCv2 cores.
1211 * doc/invoke.texi (mcompact-casesi): Update text.
1213 2016-10-09 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
1215 * config/rs6000/rs6000.h (TARGET_EFFICIENT_OVERLAPPING_UNALIGNED):
1216 Add macro to say we can efficiently handle overlapping unaligned
1218 * config/rs6000/rs6000.c (expand_block_compare): Avoid generating
1219 poor code for processors older than p8.
1221 2016-10-09 Eric Botcazou <ebotcazou@adacore.com>
1223 * gen-pass-instances.awk: Remove GNUism.
1225 2016-10-09 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
1227 * ipa-prop.c (ipcp_transform_function): Set fields m_vr and bits to
1228 NULL of (*ipcp_transformations)][node->uid].
1230 2016-10-09 John David Anglin <danglin@gcc.gnu.org>
1232 * config/pa/pa.h (BIGGEST_ALIGNMENT): Adjust comment.
1233 (MALLOC_ABI_ALIGNMENT): Define.
1235 2016-10-09 Jakub Jelinek <jakub@redhat.com>
1237 * tree-ssa.c (target_for_debug_bind, verify_phi_args,
1238 ssa_undefined_value_p, maybe_optimize_var): Use VAR_P and/or
1239 VAR_OR_FUNCTION_DECL_P macros.
1240 * tree-chkp.c (chkp_register_var_initializer, chkp_make_static_bounds,
1241 chkp_get_bounds_for_decl_addr, chkp_parse_array_and_component_ref,
1242 chkp_find_bounds_1): Likewise.
1243 * ipa-polymorphic-call.c (decl_maybe_in_construction_p): Likewise.
1244 * hsa-gen.c (get_symbol_for_decl): Likewise.
1245 * cgraphunit.c (check_global_declaration, analyze_functions,
1246 handle_alias_pairs, thunk_adjust, cgraph_node::expand_thunk):
1248 * gimple-fold.c (can_refer_decl_in_current_unit_p,
1249 canonicalize_constructor_val, gimple_get_virt_method_for_vtable):
1251 * tree.c (set_decl_section_name, copy_node_stat,
1252 need_assembler_name_p, free_lang_data_in_decl, find_decls_types_r,
1253 merge_dllimport_decl_attributes, handle_dll_attribute,
1254 decl_init_priority_insert, auto_var_in_fn_p, array_at_struct_end_p,
1255 verify_type): Likewise.
1256 * gimple-ssa-isolate-paths.c (find_implicit_erroneous_behavior,
1257 find_explicit_erroneous_behavior): Likewise.
1258 * sdbout.c (sdbout_toplevel_data, sdbout_late_global_decl): Likewise.
1259 * ipa.c (process_references): Likewise.
1260 * tree-chkp-opt.c (chkp_get_check_result): Likewise.
1261 * varasm.c (get_block_for_decl, use_blocks_for_decl_p, make_decl_rtl,
1262 notice_global_symbol, assemble_variable, mark_decl_referenced,
1263 build_constant_desc, output_constant_def_contents, do_assemble_alias,
1264 make_decl_one_only, default_section_type_flags,
1265 categorize_decl_for_section, default_encode_section_info): Likewise.
1266 * trans-mem.c (requires_barrier): Likewise.
1267 * gimple-expr.c (mark_addressable): Likewise.
1268 * cfgexpand.c (add_scope_conflicts_1, expand_one_var,
1269 expand_used_vars_for_block, clear_tree_used, stack_protect_decl_p,
1270 expand_debug_expr): Likewise.
1271 * tree-dump.c (dequeue_and_dump): Likewise.
1272 * ubsan.c (instrument_bool_enum_load): Likewise.
1273 * tree-pretty-print.c (print_declaration): Likewise.
1274 * simplify-rtx.c (delegitimize_mem_from_attrs): Likewise.
1275 * tree-ssa-uninit.c (warn_uninitialized_vars): Likewise.
1276 * asan.c (asan_protect_global, instrument_derefs): Likewise.
1277 * tree-into-ssa.c (rewrite_stmt, maybe_register_def,
1278 pass_build_ssa::execute): Likewise.
1279 * var-tracking.c (var_debug_decl, track_expr_p): Likewise.
1280 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost, split_address_cost):
1282 * ipa-split.c (test_nonssa_use, consider_split, mark_nonssa_use):
1284 * tree-inline.c (insert_debug_decl_map, remap_ssa_name,
1285 can_be_nonlocal, remap_decls, copy_debug_stmt,
1286 initialize_inlined_parameters, add_local_variables,
1287 reset_debug_binding, replace_locals_op): Likewise.
1288 * dse.c (can_escape): Likewise.
1289 * ipa-devirt.c (compare_virtual_tables, referenced_from_vtable_p):
1291 * tree-diagnostic.c (default_tree_printer): Likewise.
1292 * tree-streamer-in.c (unpack_ts_decl_common_value_fields,
1293 unpack_ts_decl_with_vis_value_fields,
1294 lto_input_ts_decl_common_tree_pointers): Likewise.
1295 * builtins.c (builtin_save_expr, fold_builtin_expect,
1296 readonly_data_expr): Likewise.
1297 * tree-ssa-structalias.c (new_var_info, get_constraint_for_ssa_var,
1298 create_variable_info_for, set_uids_in_ptset, visit_loadstore):
1300 * gimple-streamer-out.c (output_gimple_stmt): Likewise.
1301 * gimplify.c (force_constant_size, gimplify_bind_expr,
1302 gimplify_decl_expr, gimplify_var_or_parm_decl,
1303 gimplify_compound_lval, gimplify_init_constructor,
1304 gimplify_modify_expr, gimplify_asm_expr, gimplify_oacc_declare,
1305 gimplify_type_sizes): Likewise.
1306 * cgraphbuild.c (record_reference, record_type_list, mark_address,
1307 mark_load, mark_store, pass_build_cgraph_edges::execute): Likewise.
1308 * tree-ssa-live.c (mark_all_vars_used_1, remove_unused_scope_block_p,
1309 remove_unused_locals): Likewise.
1310 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p, ptrs_compare_unequal,
1311 ref_maybe_used_by_call_p_1, call_may_clobber_ref_p_1): Likewise.
1312 * function.c (instantiate_expr, instantiate_decls_1,
1313 setjmp_vars_warning, add_local_decl): Likewise.
1314 * alias.c (ao_ref_from_mem, get_alias_set, compare_base_symbol_refs):
1316 * tree-stdarg.c (find_va_list_reference, va_list_counter_struct_op,
1317 va_list_ptr_read, va_list_ptr_write, check_all_va_list_escapes,
1318 optimize_va_list_gpr_fpr_size): Likewise.
1319 * tree-nrv.c (pass_nrv::execute): Likewise.
1320 * tsan.c (instrument_expr): Likewise.
1321 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
1322 * vtable-verify.c (verify_bb_vtables): Likewise.
1323 * tree-dfa.c (ssa_default_def, set_ssa_default_def,
1324 get_ref_base_and_extent): Likewise.
1325 * toplev.c (wrapup_global_declaration_1, wrapup_global_declaration_2):
1327 * tree-sra.c (static bool constant_decl_p, find_var_candidates,
1328 analyze_all_variable_accesses): Likewise.
1329 * tree-nested.c (get_nonlocal_debug_decl,
1330 convert_nonlocal_omp_clauses, note_nonlocal_vla_type,
1331 note_nonlocal_block_vlas, convert_nonlocal_reference_stmt,
1332 get_local_debug_decl, convert_local_omp_clauses,
1333 convert_local_reference_stmt, nesting_copy_decl, remap_vla_decls):
1335 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Likewise.
1336 * stmt.c (decl_overlaps_hard_reg_set_p): Likewise.
1337 * dbxout.c (dbxout_late_global_decl, dbxout_type_fields,
1338 dbxout_symbol, dbxout_common_check): Likewise.
1339 * expr.c (expand_assignment, expand_expr_real_2, expand_expr_real_1,
1340 string_constant): Likewise.
1341 * hsa.c (hsa_get_declaration_name): Likewise.
1342 * passes.c (rest_of_decl_compilation): Likewise.
1343 * tree-ssanames.c (make_ssa_name_fn): Likewise.
1344 * tree-streamer-out.c (pack_ts_decl_common_value_fields,
1345 pack_ts_decl_with_vis_value_fields,
1346 write_ts_decl_common_tree_pointers): Likewise.
1347 * stor-layout.c (place_field): Likewise.
1348 * symtab.c (symtab_node::maybe_create_reference,
1349 symtab_node::verify_base, symtab_node::make_decl_local,
1350 symtab_node::copy_visibility_from,
1351 symtab_node::can_increase_alignment_p): Likewise.
1352 * dwarf2out.c (add_var_loc_to_decl, tls_mem_loc_descriptor,
1353 decl_by_reference_p, reference_to_unused, rtl_for_decl_location,
1354 fortran_common, add_location_or_const_value_attribute,
1355 add_scalar_info, add_linkage_name, set_block_abstract_flags,
1356 local_function_static, gen_variable_die, dwarf2out_late_global_decl,
1357 optimize_one_addr_into_implicit_ptr,
1358 optimize_location_into_implicit_ptr): Likewise.
1359 * gimple-low.c (record_vars_into): Likewise.
1360 * ipa-visibility.c (update_vtable_references): Likewise.
1361 * tree-ssa-address.c (fixed_address_object_p, copy_ref_info):
1363 * lto-streamer-out.c (tree_is_indexable, get_symbol_initial_value,
1364 DFS::DFS_write_tree_body, write_symbol): Likewise.
1365 * langhooks.c (lhd_warn_unused_global_decl,
1366 lhd_set_decl_assembler_name): Likewise.
1367 * attribs.c (decl_attributes): Likewise.
1368 * except.c (output_ttype): Likewise.
1369 * varpool.c (varpool_node::get_create, ctor_for_folding,
1370 varpool_node::assemble_decl, varpool_node::create_alias): Likewise.
1371 * fold-const.c (fold_unary_loc): Likewise.
1372 * ipa-prop.c (ipa_compute_jump_functions_for_edge,
1373 ipa_find_agg_cst_from_init): Likewise.
1374 * omp-low.c (expand_omp_regimplify_p, expand_omp_taskreg,
1375 expand_omp_target, lower_omp_regimplify_p,
1376 grid_reg_assignment_to_local_var_p, grid_remap_prebody_decls,
1377 find_link_var_op): Likewise.
1378 * tree-chrec.c (chrec_contains_symbols): Likewise.
1379 * tree-cfg.c (verify_address, verify_expr, verify_expr_location_1,
1380 gimple_duplicate_bb, move_stmt_op, replace_block_vars_by_duplicates,
1381 execute_fixup_cfg): Likewise.
1383 PR tree-optimization/77901
1384 * tree-ssa-reassoc.c (optimize_range_tests_var_bound): Only optimize
1385 if ranges[i].exp is SSA_NAME when looking for >= and only when
1386 ranges[i].exp is NULL or SSA_NAME when looking for the other
1389 2016-10-09 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
1391 * ipa-cp.c (ipcp_alignment_lattice): Remove.
1392 (ipcp_param_lattices): Remove field alignment.
1393 (print_all_lattices): Remove call to ipcp_alignment_lattice::print.
1394 (set_all_contains_variable): Remove call to
1395 ipcp_alignment_lattice::set_to_bottom.
1396 (initialize_node_lattices): Likewise.
1397 (propagate_alignment_accross_jump_function): Remove.
1398 (propagate_constants_accross_call): Remove call to
1399 propagate_alignment_accross_jump_function.
1400 (ipcp_store_alignment_results): Remove.
1401 (ipcp_driver): Remove call to ipcp_store_alignment_results.
1402 (propagate_bits_accross_jump_function): Handle ancestor jump function.
1403 * ipa-prop.c (ipa_print_node_jump_functions_for_edge): Remove
1404 pretty-printing of alignment jump function.
1405 (ipa_set_jf_unknown): Remove assignment to jfunc->alignment.known.
1406 (ipa_compute_jump_functions_for_edge): Adjust ipa_bits jump function for
1407 alignments and remove computing ipa_alignment jump function.
1408 (ipa_node_params_t::duplicate): Remove copying of src_trans->alignments.
1409 (ipa_write_jump_functions): Remove streaming for ipa_alignment.
1410 (ipa_read_jump_function): Remove reading of ipa_alignment.
1411 (write_ipcp_transformation_info): Remove streaming for alignment
1412 propagation summary.
1413 (read_ipcp_transformation_info): Remove reading of alignment
1414 propagation summary.
1415 (ipcp_update_alignments): Remove.
1416 (ipcp_update_bits): Adjust to set alignment for parameters of pointer
1418 (ipcp_transform_function): Remove call to ipcp_update_alignments()
1419 and remove assignment to (*ipcp_transformations)[node->uid].alignments.
1420 * ipa-prop.h (ipa_alignment): Remove.
1421 (ipa_jump_func): Remove field alignment.
1422 (ipcp_transformation_summary): Remove field alignments.
1423 * doc/invoke.texi: Mark fipa-cp-alignment as obsolete.
1424 * opts.c (default_options_table): Remove entry for fipa-cp-alignment.
1425 (enable_fdo_optimizations): Remove checking for fipa-cp-alignment.
1427 2016-10-08 Eric Botcazou <ebotcazou@adacore.com>
1429 * config/sparc/sparc.h (FIXED_REGISTERS): Add %icc.
1431 * config/visium/visium.c (visium_expand_int_cstore): Revert latest
1433 (visium_expand_fp_cstore): Likewise.
1435 2016-10-08 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
1437 * diagnostic-core.h (warning_at_rich_loc_n): Declare.
1438 * diagnostic.c (warning_at_rich_loc_n): New function.
1439 (diagnostic_n_impl_richloc): Likewise.
1440 (diagnostic_n_impl): Move most of the function to
1441 diagnostic_n_impl_richloc and call it.
1443 2016-10-08 Jakub Jelinek <jakub@redhat.com>
1445 * gen-pass-instances.awk: Rewritten.
1446 * Makefile.in (pass-instances.def): Depend on $(PASSES_EXTRA), pass
1447 $(PASSES_EXTRA) after passes.def to the script.
1448 * config/i386/t-i386 (PASSES_EXTRA): Add i386-passes.def.
1449 * config/i386/i386-passes.def: New file.
1450 * config/i386/i386-protos.h (make_pass_insert_vzeroupper,
1451 make_pass_stv): Declare.
1452 * config/i386/i386.c (pass_stv::pass_stv): Initialize timode_p to
1454 (pass_stv::gate): Depending on timode_p member require TARGET_64BIT
1456 (pass_stv::clone, pass_stv::set_pass_param): New methods.
1457 (pass_stv::timode_p): New non-static data member.
1458 (ix86_option_override): Don't register passes here.
1460 * doc/invoke.texi: Document accepting Else, fallthrough.
1462 * doc/invoke.texi (-Wimplicit-fallthrough): Document FALLTHRU comment
1465 * doc/invoke.texi (-Wimplicit-fallthrough): Document the accepted
1466 FALLTHRU comment styles.
1468 2016-10-07 Andrew Pinski <apinski@cavium.com>
1470 * config/aarch64/aarch64-arches.def (AARCH64_ARCH): #undef at the end.
1471 * config/aarch64/aarch64-cores.def (AARCH64_CORE): Likewise.
1472 * config/aarch64/aarch64-fusion-pairs.def (AARCH64_FUSION_PAIR):
1474 * config/aarch64/aarch64-option-extensions.def (AARCH64_OPT_EXTENSION):
1476 * config/aarch64/aarch64-tuning-flags.def (AARCH64_EXTRA_TUNING_OPTION):
1478 * config/aarch64/aarch64-opts.h (AARCH64_CORE): Don't #undef here.
1479 (AARCH64_ARCH): Likewise.
1480 * common/config/aarch64/aarch64-common.c (AARCH64_OPT_EXTENSION):
1482 (AARCH64_CORE): Likewise.
1483 (AARCH64_ARCH): Likewise.
1484 * config/aarch64/aarch64-protos.h (AARCH64_FUSION_PAIR): Likewise.
1485 (AARCH64_EXTRA_TUNING_OPTION): Likewise.
1486 * config/aarch64/aarch64.c (AARCH64_FUION_PAIR): Likewise.
1487 (AARCH64_EXTRA_TUNING_OPTION): Likewise.
1488 (AARCH64_ARCH): Likewise.
1489 (AARCH64_CORE): Likewise.
1490 * config/aarch64/aarch64.h (AARCH64_CORE): Likewise.
1491 * config/aarch64/driver-aarch64.c (AARCH64_OPT_EXTENSION): Likewise.
1492 (AARCH64_CORE): Likewise.
1493 (AARCH64_ARCH): Likewise.
1495 2016-10-06 Michael Meissner <meissner@linux.vnet.ibm.com>
1497 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Split
1498 -mfloat128 into -mfloat128-type that enables the IEEE 128-bit
1499 floating point type infrastructre, and -mfloat128 that enables the
1500 keyword. Define __FLOAT128__ if -mfloat128, and __FLOAT128_TYPE__
1501 if -mfloat128-type. Define __ibm128 to be long double by default.
1502 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Print whether
1503 the IEEE 128-bit floating point type infrastructure should
1504 automatically be enabled.
1505 (rs6000_init_hard_regno_mode_ok): Switch to use -mfloat128-type
1506 instead of -mfloat128 to enable KFmode.
1507 (rs6000_option_override_internal): Split the option -mfloat128
1508 into -mfloat128-type and -mfloat128. On Linux PowerPC 64-bit
1509 systems, automatically set -mfloat128-type, but don't enable it on
1510 other operating systems. Move setting the long double size and
1511 IEEE quad support before the IEEE 128-bit floating point changes.
1512 (rs6000_init_builtins): Do not create a unique type for __ibm128
1513 if long double is IBM extended double, instead rely on __ibm128
1514 being defined as 'long double'. If -mfloat128-type and not
1515 -mfloat128, create the KFmode type with an undocumented __ieee128
1517 (rs6000_init_libfuncs): Use -mfloat128-type instead of
1518 -mfloat128 for tests about the types, but keep tests for
1519 -mfloat128 to enable the keyword support.
1520 (rs6000_complex_function_value): Likewise.
1521 (rs6000_scalar_mode_supported_p): Likewise.
1522 (rs6000_floatn_mode): Likewise.
1523 (rs6000_c_mode_for_suffix): Likewise.
1524 (rs6000_opt_masks): Add -mfloat128-type.
1525 * config/rs6000/rs6000-cpus.def (POWERPC_MASKS): Add support for
1526 -mfloat128-type being split from -mfloat128. Add
1527 -mfloat128-hardware, which was missing.
1528 * config/rs6000/rs6000.opt (-mfloat128): Split -mfloat128 into
1529 -mfloat128 and -mfloat128-type:
1530 (-mfloat128-type): Likewise.
1531 * config/rs6000/linux64.h (TARGET_FLOAT128_ENABLE_TYPE): Define so
1532 that 64-bit Linux systems with enable -mfloat128-type by default
1534 * config/rs6000/rs6000.h (TARGET_FLOAT128_ENABLE_TYPE): Likewise.
1535 (FLOAT128_VECTOR_P): Switch IEEE 128-bit floating points to use
1536 -mfloat128-type instead of -mfloat128.
1537 (FLOAT128_2REG_P): Likewise.
1538 (MASK_FLOAT128_TYPE): Likewise.
1539 (ALTIVEC_ARG_MAX_RETURN): Likewise.
1540 (RS6000_BTM_FLOAT128): Likewise.
1541 (TARGET_FLOAT128): Poison old identifiers.
1542 (OPTION_MASK_FLOAT128): Likewise.
1543 (MASK_FLOAT128): Likewise.
1544 * config/rs6000/rs6000.md (FP): Likewise.
1545 (FLOAT128): Likewise.
1546 (fix_trunc<mode>di2): Likewise.
1547 (fixuns_trunc<IEEE128:mode><SDI:mode>2): Likewise.
1548 (floatdi<mode>2): Likewise.
1549 (floatuns<SDI:mode><IEEE128:mode>2): Likewise.
1550 (neg<mode>2, FLOAT128 iterator): Likewise.
1551 (abs<mode>2, FLOAT128 iterator): Likewise.
1552 (ieee_128bit_negative_zero): Likewise.
1553 (ieee_128bit_vsx_neg<mode>2): Likewise.
1554 (ieee_128bit_vsx_neg<mode>2_internal): Likewise.
1555 (ieee_128bit_vsx_abs<mode>2): Likewise.
1556 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
1557 (ieee_128bit_vsx_nabs<mode>2): Likewise.
1558 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
1559 (extendiftf2): Likewise.
1560 (extendifkf2): Likewise.
1561 (extendtfkf2): Likewise.
1562 (trunciftf2): Likewise.
1563 (truncifkf2): Likewise.
1564 (trunckftf2): Likewise.
1565 (trunctfif2): Likewise.
1566 (extendkftf2): Likewise.
1567 (trunctfkf2): Likewise.
1569 2016-10-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1571 * simplify-rtx.c (simplify_immed_subreg): Zero-initialize tmp array
1572 before merging in bytes to pass down to real_from_target.
1574 2016-10-07 Richard Biener <rguenther@suse.de>
1576 * tree-ssa-propagate.c (replace_phi_args_in): Remove no longer
1578 (substitute_and_fold_dom_walker::before_dom_children):
1579 Substitute and fold before pass specific folding to avoid
1580 feeding that with SSA names that will be later released.
1581 * tree-ssa-ccp.c (get_value_for_expr): Guard for new SSA names
1582 introduced by folding and visited by evaluate_stmt called during
1584 (likely_value): Likewise.
1585 (evaluate_stmt): Likewise.
1586 * tree-vrp.c (simplify_truth_ops_using_ranges): Fold modified stmt.
1587 (simplify_div_or_mod_using_ranges): Likewise.
1588 (simplify_min_or_max_using_ranges): Likewise.
1589 (simplify_abs_using_ranges): Likewise.
1590 (simplify_conversion_using_ranges): Likewise.
1591 (simplify_float_conversion_using_ranges): Likewise.
1592 (simplify_stmt_using_ranges): Likewise.
1594 2016-10-07 Marek Polacek <polacek@redhat.com>
1596 * gimplify.c (should_warn_for_implicit_fallthrough): Check for
1597 FALLTHROUGH_LABEL_P here...
1598 (warn_implicit_fallthrough_r): ...not here.
1600 2016-10-07 Bernd Schmidt <bschmidt@redhat.com>
1602 PR tree-optimization/77880
1603 * expr.c (by_pieces_ninsns): Use unsigned HOST_WIDE_INT where
1606 2016-10-07 Marek Polacek <polacek@redhat.com>
1609 * gimplify.c (last_stmt_in_scope): Add check for FALLTHROUGH ().
1611 2016-10-07 Richard Biener <rguenther@suse.de>
1613 * bitmap.h: Document constraints on bitmap modification while
1616 2016-10-07 Richard Biener <rguenther@suse.de>
1618 * bitmap.c (bitmap_elem_to_freelist): Set indx to -1.
1619 * bitmap.h (bmp_iter_set): When advancing to the next element
1620 check that we didn't remove the current one.
1621 (bmp_iter_and): Likewise.
1622 (bmp_iter_and_compl): Likewise.
1623 * tree-ssa.c (release_defs_bitset): Do not remove worklist bit
1624 we currently iterate on but keep a one-level queue.
1625 * sched-deps.c (remove_from_deps): Do not clear current bit
1626 but keep a one-level queue.
1628 2016-10-07 Jakub Jelinek <jakub@redhat.com>
1630 PR tree-optimization/77664
1631 * tree-ssa-reassoc.c (update_range_test): Also clear low and high
1632 for the other ranges.
1633 (optimize_range_tests_diff): Fix up formatting.
1634 (optimize_range_tests_var_bound): New function.
1635 (optimize_range_tests): Use it.
1637 2016-10-07 Martin Liska <mliska@suse.cz>
1639 * coverage.c (build_gcov_exit_decl): Fix priority what
1640 should be really 99.
1642 2016-10-07 Richard Biener <rguenther@suse.de>
1644 * gimple-low.c (lower_gimple_bind): Clear DECL_CHAIN of
1645 vars in gimple_bind_vars but not in BLOCK_VARS.
1647 2016-10-07 Richard Biener <rguenther@suse.de>
1649 PR tree-optimization/77879
1650 * tree-ssa-structalias.c (handle_const_call): Properly handle
1652 (handle_pure_call): Likewise.
1654 2016-10-06 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
1656 * config/rs6000/rs6000.c (rs6000_elf_asm_out_constructor)
1657 (rs6000_elf_asm_out_destructor): increase size of buf to avoid
1660 2016-10-06 Andrew Pinski <apinski@cavium.com>
1662 * config/aarch64/aarch64-cores.def: Add a comment before each
1665 2016-10-06 Kugan Vivekanandarajah <kuganv@linaro.org>
1667 PR tree-optimization/77862
1668 * tree-vrp.c (add_equivalence): Use get_value_range so that
1669 num_vr_values is checked before accessing vr_values.
1671 2016-10-06 Kugan Vivekanandarajah <kuganv@linaro.org>
1673 * tree-vrp.c (evrp_dom_walker::before_dom_children): Handle
1676 2016-10-05 Jeff Law <law@redhat.com>
1678 PR tree-optimization/71661
1679 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Handle case when
1680 removal of a forwarder exposes a new natural loop.
1682 2016-10-06 Uros Bizjak <ubizjak@gmail.com>
1684 * config/i386/sse.md (andnot<mode>3): Add FALLTHRU comments.
1685 Introduce ssesuffix variable.
1686 (<mask_codefor><code><mode>3<mask_name>): Ditto.
1687 (*<code><mode>3): Ditto.
1689 2016-10-06 Jan Hubicka <hubicka@ucw.cz>
1691 * postreload.c (reload_cse_simplify): Skip also USE when detecting
1694 2016-10-06 Richard Biener <rguenther@suse.de>
1696 PR tree-optimization/77855
1697 * tree-ssa-pre.c (prune_clobbered_mems): Queue exprs to remove
1698 instead of removing the current item while iterating over the set
1701 2016-10-06 James Clarke <jrtc27@jrtc27.com>
1702 Eric Botcazou <ebotcazou@adacore.com>
1705 * config/sparc/sparc.c (classify_data_t): Remove int_regs field.
1706 (classify_registers): Don't set it
1707 (function_arg_slotno): Don't initialize and test it. Tidy up.
1709 2016-10-06 Richard Biener <rguenther@suse.de>
1711 PR tree-optimization/77839
1712 * tree-ssa-sccvn.c (set_ssa_val_to): Forbid value -> constant value
1715 2016-10-06 Martin Liska <mliska@suse.cz>
1717 * gcc.c: Set -fprofile-update=atomic when profiling is
1718 enabled and -pthread is set. Warn when one combines
1719 -pthread and -fprofile-update=single for an app using
1722 2016-10-06 Martin Liska <mliska@suse.cz>
1725 * expmed.h (mul_highpart_cost_ptr): Add an gcc_assert.
1726 * gimple-ssa-strength-reduction.c (slsr_process_cast):
1727 Initialize a pointer to NULL.
1728 (slsr_process_copy): Likewise.
1729 * input.c (location_get_source_line): Likewise.
1730 * tree-ssa-ccp.c (optimize_atomic_bit_test_and): Likewise.
1732 2016-10-05 Andrew Senkevich <andrew.senkevich@intel.com>
1734 * common/config/i386/i386-common.c (OPTION_MASK_ISA_PCOMMIT_UNSET,
1735 OPTION_MASK_ISA_PCOMMIT_SET): Deleted definitions.
1736 (ix86_handle_option): Deleted handle of OPT_mpcommit.
1737 * config.gcc: Deleted pcommitintrin.h
1738 * config/i386/pcommitintrin.h: Deleted file.
1739 * config/i386/cpuid.h (bit_PCOMMIT): Deleted.
1740 * config/i386/driver-i386.c (host_detect_local_cpu): Deleted pcommit
1742 * config/i386/i386-c.c (ix86_target_macros_internal): Deleted define
1744 * config/i386/i386.c (ix86_target_string): Deleted -mpcommit.
1745 (PTA_PCOMMIT): Deleted define.
1746 (ix86_option_override_internal): Deleted handle of option.
1747 (ix86_valid_target_attribute_inner_p): Deleted pcommit.
1748 * config/i386/i386-builtin.def (IX86_BUILTIN_PCOMMIT,
1749 __builtin_ia32_pcommit): Deleted.
1750 * config/i386/i386.h (TARGET_PCOMMIT, TARGET_PCOMMIT_P): Deleted.
1751 * config/i386/i386.md (unspecv): Deleted UNSPECV_PCOMMIT.
1752 (pcommit): Deleted instruction.
1753 * config/i386/i386.opt: Mention -mpcommit deprecation.
1754 * config/i386/x86intrin.h: Deleted inclusion of pcommitintrin.h.
1756 2016-10-05 Uros Bizjak <ubizjak@gmail.com>
1759 * config/i386/sse.md (<mask_codefor><code><mode>3<mask_name>):
1760 Remove wrong assert.
1761 (<floatsuffix>float<sseintvecmodelower><mode>2<mask_name><round_name>:
1762 Use <round_constraint> as operand 1 constraint.
1764 2016-10-05 Jakub Jelinek <jakub@redhat.com>
1767 * ubsan.c (ubsan_create_data): Call initialize_sanitizer_builtins here.
1768 (ubsan_instrument_float_cast): And not here.
1771 * ubsan.c (ubsan_ids): New GTY(()) array.
1772 (ubsan_type_descriptor, ubsan_create_data): Use ubsan_ids
1773 instead of static local counters.
1775 2016-10-05 Martin Sebor <msebor@redhat.com>
1778 * config/linux.h (TARGET_PRINTF_POINTER_FORMAT): Define macro.
1779 * config/linux.c (gnu_libc_printf_pointer_format): Remove.
1780 * targhooks.c [DEFAULT_LIBC == LIBC_UCLIBC) && SINGLE_LIBC]
1781 (default_printf_pointer_format): Define function.
1782 * targhooks.c (linux_printf_pointer_format): Define new function.
1783 * targhooks.h (linux_printf_pointer_format): Declare.
1784 (gnu_libc_printf_pointer_format): Remove declaration.
1786 2016-10-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1788 * fold-const.c (native_encode_real): Fix logic for selecting offset
1789 to write to when BYTES_BIG_ENDIAN.
1791 2016-10-05 Wilco Dijkstra <wdijkstr@arm.com>
1793 * builtins.c (fold_builtin_strchr): Remove function.
1794 (fold_builtin_strrchr): Likewise.
1795 (fold_builtin2): Remove strchr, index, strrchr, rindex cases.
1796 * gimple-fold.c (target_char_cst_p): New function.
1797 (gimple_fold_builtin_strchr) Add more foldings.
1798 (gimple_fold_builtin): Add index, strrchr, rindex cases.
1800 2016-10-05 Richard Biener <rguenther@suse.de>
1803 * genmatch.c (capture_info::walk_c_expr): Diagnose unknown
1804 capture ids in c-exprs.
1806 2016-10-05 Richard Biener <rguenther@suse.de>
1809 * genmatch.c (dt_operand::gen_match_op): Amend operand_equal_p
1810 with types_match for GIMPLE code gen to handle type mismatched
1812 (dt_operand::gen): Adjust.
1813 * match.pd ((X /[ex] A) * A -> X): Properly handle converted
1816 2016-10-05 Richard Biener <rguenther@suse.de>
1818 * match.pd (copysign(x, CST) -> [-]abs (x)): New pattern.
1820 2016-10-05 Richard Biener <rguenther@suse.de>
1823 * genmatch.c (parser::parse_c_expr): Handle premature EOF.
1825 2016-10-05 Pierre-Marie de Rodat <derodat@adacore.com>
1827 * dwarf2out.c (dwarf2out_imported_module_or_decl): Move DWARF
1828 version check to protect only DW_TAG_imported_module generation.
1830 2016-10-05 Richard Biener <rguenther@suse.de>
1833 * match.pd (min(a,-a) -> -abs(a)): New pattern.
1835 2016-10-04 Ian Lance Taylor <iant@golang.org>
1837 * explow.c (allocate_dynamic_stack_space): Call
1838 do_pending_stack_adjust before handling flag_split_stack.
1840 2016-10-04 David Malcolm <dmalcolm@redhat.com>
1842 * genattrtab.c (make_internal_attr): Supply dummy column number to
1845 * genoutput.c (init_insn_for_nothing): Likewise.
1846 * gensupport.c (add_define_attr): Likewise.
1847 * read-md.c (message_at_1): Print column number.
1848 (fatal_with_file_and_line): Likewise.
1849 (rtx_reader::read_char): Track column numbers.
1850 (rtx_reader::unread_char): Likewise.
1851 (rtx_reader::rtx_reader): Initialize m_read_md_colno.
1852 (rtx_reader::handle_include): Stash and restore m_read_md_colno.
1853 (rtx_reader::handle_file): Initialize m_read_md_colno.
1854 (rtx_reader::get_current_location): Supply column number to
1856 * read-md.h (struct file_location): Add field "colno".
1857 (file_location::file_location): Likewise.
1858 (rtx_reader::get_colno): New accessor.
1859 (rtx_reader::m_read_md_colno): New field.
1860 (rtx_reader::m_last_line_colno): New field.
1862 2016-10-04 Jakub Jelinek <jakub@redhat.com>
1864 * doc/extend.texi (Java Exceptions): Remove.
1865 (java_interface): Remove.
1867 2016-10-04 Doug Gilmore <doug.gilmore@imgtec.com>
1869 PR tree-optimization/77808
1870 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Check base_addr
1871 and addr are different before copying points-to information.
1873 2016-10-04 Uros Bizjak <ubizjak@gmail.com>
1875 * config/i386/x86-tune.def (X86_TUNE_VECTORIZE_DOUBLE): Remove.
1876 * config/i386/i386.h (TARGET_VECTORIZE_DOUBLE): Remove.
1877 * config/i386/i386.c (ix86_add_stmt_cost): Use TARGET_BONNEL instead
1878 of !TARGET_VECTORIZE_DOUBLE when penalizing DFmode vector ops.
1880 2016-10-04 Richard Biener <rguenther@suse.de>
1882 PR tree-optimization/77399
1883 * tree-ssa-forwprop.c (simplify_vector_constructor): Properly
1884 verify the target can convert.
1886 2016-10-04 Richard Biener <rguenther@suse.de>
1889 * explow.c (plus_constant): Verify the mode of the constant
1890 pool offset before calling plus_constant.
1892 2016-10-04 Richard Biener <rguenther@suse.de>
1895 * match.pd (X / abs (X) -> X < 0 ? -1 : 1): Drop vector
1896 type support, mark with :C.
1897 (X / -X -> -1): Mark with :C.
1899 2016-10-04 Jakub Jelinek <jakub@redhat.com>
1901 * defaults.h (JCR_SECTION_NAME, TARGET_USE_JCR_SECTION): Remove.
1902 * system.h (JCR_SECTION_NAME, TARGET_USE_JCR_SECTION): Poison.
1903 * doc/tm.texi.in (TARGET_USE_JCR_SECTION): Remove.
1904 * doc/tm.texi: Regenerated.
1905 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Remove.
1906 * config/i386/cygming.h (TARGET_USE_JCR_SECTION): Remove.
1907 * config/darwin.h (JCR_SECTION_NAME): Remove.
1908 * config/pa/pa64-hpux.h (JCR_SECTION_NAME): Remove.
1909 * config/rs6000/aix71.h (TARGET_USE_JCR_SECTION): Remove.
1910 * config/rs6000/aix51.h (TARGET_USE_JCR_SECTION): Remove.
1911 * config/rs6000/aix52.h (TARGET_USE_JCR_SECTION): Remove.
1912 * config/rs6000/aix53.h (TARGET_USE_JCR_SECTION): Remove.
1913 * config/rs6000/aix61.h (TARGET_USE_JCR_SECTION): Remove.
1915 2016-10-03 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
1917 * ipa-cp.c (propagate_bits_accross_jump_function): Introduce space
1918 between "because" and "param" in dump message in call to fprintf.
1920 2016-10-03 Jeff Law <law@redhat.com>
1922 PR tree-optimization/71550
1923 PR tree-optimization/71403
1924 * tree-ssa-threadbackward.c: Include tree-vectorizer.h
1925 (profitable_jump_thread_path): Also return boolean indicating if
1926 the realized path will create an irreducible loop.
1927 Remove loop depth tests from 71403.
1928 (fsm_find_control_statement_thread_paths): Remove loop depth tests
1929 from 71403. If threading will create an irreducible loop, then
1930 throw away loop iteration and related information.
1932 2016-10-03 Uros Bizjak <ubizjak@gmail.com>
1934 * configure.ac (strict_warn): Merge -Wmissing-format-attribute and
1935 -Woverloaded-virtual checks for warning options.
1936 * configure: Regenerate.
1938 2016-10-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
1940 PR preprocessor/77699
1941 * input.c (maybe_grow): Don't allocate one byte extra headroom.
1942 (get_next_line): Return false on error.
1943 (read_next_line): Removed, use get_next_line instead.
1944 (read_line_num): Don't copy the line.
1945 (location_get_source_line): Don't use static data.
1946 (selftest::test_reading_source_line): Add more test cases.
1948 2016-10-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1951 2016-09-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1953 * ifcvt.c (noce_try_avoid_const_materialization): New function.
1954 (noce_process_if_block): Use it.
1956 2016-10-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
1958 * doc/invoke.texi: Update -Wint-in-bool-context.
1960 2016-10-02 Jakub Jelinek <jakub@redhat.com>
1962 * dwarf2out.c (output_fde, output_call_frame_info,
1963 dwarf2out_do_cfi_startproc, set_indirect_string,
1964 gen_internal_sym, output_die, output_line_info): Use
1965 MAX_ARTIFICIAL_LABEL_BYTES as char array sizes for
1966 ASM_GENERATE_INTERNAL_LABEL output.
1968 2016-10-01 Richard Biener <rguenther@suse.de>
1971 * genmatch.c (get_operand_type): Add operand position arg
1972 and handle COND_EXPR comparison operand with fixed boolean_type_node.
1973 (expr::gen_transform): Adjust.
1974 (dt_simplify::gen_1): Likewise.
1976 2016-10-01 Jakub Jelinek <jakub@redhat.com>
1978 * config/i386/sse.md (<mask_codefor><code><mode>): Add FALLTHRU
1979 comments. Simplify asserts, remove unnecessary conditions.
1981 (*<code><mode>3): Likewise.
1983 2016-09-30 Jakub Jelinek <jakub@redhat.com>
1985 * doc/invoke.texi (-Wregister): Document.
1987 2016-09-30 Bernd Edlinger <bernd.edlinger@hotmail.de>
1989 * configure.ac: Split CHECKING_P into CHECKING_P and
1990 ENABLE_EXTRA_CHECKING.
1991 * configure: Regenerated.
1992 * config.in: Adjust commment of CHECKING_P. Add ENABLE_EXTRA_CHECKING.
1993 * common.opt (flag_checking): Use CHECKING_P and ENABLE_EXTRA_CHECKING.
1995 2016-09-30 Prasad Ghangal <prasad.ghangal@gmail.com>
1998 * gcc.c (process_command): For @filename handling, output
1999 the correct name if the file does not exist.
2001 2016-09-30 Marek Polacek <polacek@redhat.com>
2003 * config/aarch64/aarch64-simd.md: Adjust fall through comments.
2004 * config/alpha/predicates.md: Likewise.
2006 2016-09-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2008 * ifcvt.c (noce_try_avoid_const_materialization): New function.
2009 (noce_process_if_block): Use it.
2011 2016-09-30 Martin Liska <mliska@suse.cz>
2013 * doc/invoke.texi: Document asan-use-after-return that
2014 it's disabled by default in runtime.
2016 2016-09-30 Richard Biener <rguenther@suse.de>
2018 * tree-vrp.c (intersect_ranges): If we failed to handle
2019 the intersection choose a constant singleton range if available.
2021 2016-09-30 Richard Biener <rguenther@suse.de>
2023 PR tree-optimization/77399
2024 * tree-ssa-forwprop.c (simplify_vector_constructor): Handle
2025 float <-> int conversions.
2027 2016-09-30 Alan Modra <amodra@gmail.com>
2029 * config/rs6000/rs6000.c (rs6000_opt_vars): Revert last change.
2031 2016-09-29 Uros Bizjak <ubizjak@gmail.com>
2033 * config/i386/driver-i386.c (host_detect_local_cpu): Check maximum
2034 ext_level before calling CPUID with 0x80000008.
2035 Simplify xgetbv checks.
2037 2016-09-29 David Malcolm <dmalcolm@redhat.com>
2039 * Makefile.in (OBJS): Add print-rtl-function.o.
2040 * print-rtl-function.c: New file.
2041 * print-rtl.h (print_rtx_function): New decl.
2043 2016-09-29 Uros Bizjak <ubizjak@gmail.com>
2046 * config/i386/cpuid.h (__get_cpuid_count): New.
2047 (__get_cpuid): Rename __level to __leaf.
2049 2016-09-29 Marek Polacek <polacek@redhat.com>
2051 * genattrtab.c (write_attr_case): Also emit FALLTHRU marker.
2053 2016-09-29 Bernd Schmidt <bschmidt@redhat.com>
2055 * builtins.c (expand_builtin_memcmp): don't swap args unless
2056 result is only being compared with zero.
2058 2016-09-29 Marek Polacek <polacek@redhat.com>
2060 * dwarf2out.c (loc_descriptor): Add fall through comment.
2061 (add_const_value_attribute): Likewise.
2063 2016-09-29 Matthew Wahab <matthew.wahab@arm.com>
2065 * config/arm/arm.md (*arm_movsi_insn): Replace "t2" arch attribute
2066 with "v6t2". Move "arch" attribute above "pool_range".
2067 * config/arm/vfp.md (*arm_movhi_vfp): Replace "t2" arch attribute
2069 (*thumb2_movhi_vfp): Likewise.
2070 (*arm_movhi_fp16): Likewise.
2071 (*thumb2_movhi_fp16): Likewise.
2072 (*arm_movsi_vfp): Remove "arch" attribute.
2073 (*thumb2_movsi_vfp): Likewise.
2075 2016-09-29 Martin Liska <mliska@suse.cz>
2077 * doc/extend.texi: Remove limitation of Objective C for
2078 __attribute__((constructor)) and __attribute__((destructor)).
2080 2016-09-29 Richard Biener <rguenther@suse.de>
2082 PR tree-optimization/77768
2083 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
2084 Handle stores to readonly memory when removing redundant stores.
2086 2016-09-29 Richard Biener <rguenther@suse.de>
2089 * match.pd: Add X / abs (X) -> X < 0 ? -1 : 1 and
2090 X / -X -> -1 simplifications.
2092 2016-09-29 Richard Biener <rguenther@suse.de>
2095 * match.pd: Add max(a,-a) -> abs(a) pattern.
2096 * tree-ssa-phiopt.c (minmax_replacement): Disable for
2097 HONOR_SIGNED_ZEROS types.
2099 2016-09-29 James Greenhalgh <james.greenhalgh@arm.com>
2101 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Remove.
2102 * system.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Poison.
2104 2016-09-29 Richard Biener <rguenther@suse.de>
2106 * tree-vrp.c (set_defs_to_varying): New helper avoiding
2107 writing to vr_const_varying.
2108 (vrp_initialize): Call it.
2109 (vrp_visit_stmt): Likewise.
2110 (evrp_dom_walker::before_dom_children): Likewise.
2112 2016-09-29 Richard Biener <rguenther@suse.de>
2114 * tree-vect-stmts.c (vectorizable_load): Avoid emitting vector
2115 constructors with vector elements.
2117 2016-09-29 Richard Biener <rguenther@suse.de>
2119 PR tree-optimization/77768
2120 * tree-ssa-sccvn.c (visit_reference_op_store): Properly deal
2121 with stores to a place we know has a constant value.
2123 2016-09-29 Alan Modra <amodra@gmail.com>
2125 * config/rs6000/sysv4.opt (mgnu-attribute): New option.
2126 * doc/invoke.texi: Document it.
2127 * config/rs6000/rs6000.c (HAVE_LD_PPC_GNU_ATTR_LONG_DOUBLE): Define.
2128 (rs6000_passes_float): Comment.
2129 (rs6000_passes_long_double): New static var.
2130 (call_ABI_of_interest): Return false unless rs6000_gnu_attr is set.
2131 (init_cumulative_args): Set up to emit fp .gnu_attribute for
2132 ELF 64-bit ABIs as well as 32-bit ELF. Correct rs6000_passes_float
2133 to include fp values returned in vectors.
2134 Set rs6000_passes_long_double.
2135 (rs6000_function_arg_advance_1): Likewise for function args.
2136 (rs6000_elf_file_end): Emit fp .gnu_attribute for ELF 64-bit ABIs,
2137 and SPE. Emit long double tag value too.
2138 (rs6000_opt_vars): Add gnu-attr.
2139 * configure.ac (HAVE_LD_PPC_GNU_ATTR_LONG_DOUBLE): New ppc32 test.
2140 * configure: Regenerate.
2141 * config.in: Regenerate.
2143 2016-09-28 Jakub Jelinek <jakub@redhat.com>
2145 * gimple-ssa-sprintf.c (pass_sprintf_length::gate): Use x > 0 instead
2147 (format_floating, format_string, format_directive,
2148 get_destination_size, pass_sprintf_length::handle_gimple_call):
2151 2016-09-28 Jakub Jelinek <jakub@redhat.com>
2153 * gimple-ssa-sprintf.c: Fix comment formatting.
2154 (format_integer): Use is_gimple_assign.
2155 (pass_sprintf_length::handle_gimple_call): Use gimple_call_builtin_p
2156 and gimple_call_fndecl. Reorder case BUILT_IN_SPRINTF_CHK. Fix up
2157 BUILT_IN_SNPRINTF_CHK comment. Replace "to to" with "to" in comment.
2158 (pass_sprintf_length::execute): Use is_gimple_call.
2160 2016-09-28 Wilco Dijkstra <wdijkstr@arm.com>
2162 * gimple-fold.c (gimple_fold_builtin): After failing to fold
2163 strchr, also try the generic folding.
2165 2016-09-28 Martin Sebor <msebor@redhat.com>
2168 * gimple-ssa-sprintf.c (pass_sprintf_length::handle_gimple_call):
2171 2016-09-28 Martin Sebor <msebor@redhat.com>
2174 * gimple-ssa-sprintf.c (format_integer): Fail gracefully when
2175 length modifier is not expected.
2176 (format_floating): Ignore l length modifier and fail gracefuly
2177 when it isn't one of the other expected ones.
2179 2016-09-28 Martin Sebor <msebor@redhat.com>
2182 * varasm.c (assemble_addr_to_section): Increase local buffer size.
2184 2016-09-27 Richard Biener <rguenther@suse.de>
2186 * dwarf2out.c (cu_die_list): New global.
2187 (dwarf2out_finish): Walk cu_die_list instead of limbo DIEs. Add
2188 main_comp_unit_die to cu_die_list if we created it.
2189 Move break_out_includes ...
2190 (dwarf2out_early_finish): ... here. Push created CU DIEs onto
2193 2016-09-28 Richard Biener <rguenther@suse.de>
2195 * dwarf2out.c (struct die_struct): Add removed flag.
2196 (lookup_type_die): If the DIE is marked as removed, clear
2197 TYPE_SYMTAB_DIE and return NULL.
2198 (lookup_decl_die): If the DIE is marked as removed, remove it
2199 from the hash and return NULL.
2200 (mark_removed): New helper.
2201 (prune_unused_types_prune): Call it for removed DIEs.
2202 (gen_subprogram_die): Move the premark_used_types call to after
2203 DIEs for the functions scopes are generated.
2204 (process_scope_var): Do not re-create pruned types or type decls.
2205 Make sure to also re-parent type decls.
2206 (dwarf2out_finish): Move unused type pruning and debug_types
2208 (dwarf2out_early_finish): ... here.
2210 2016-09-29 Claudiu Zissulescu <claziss@synopsys.com>
2212 * config/arc/arc-c.c: New file.
2213 * config/arc/arc-c.def: Likewise.
2214 * config/arc/t-arc: Likewise.
2215 * config.gcc: Include arc-c.o as c and cpp object.
2216 * config/arc/arc-protos.h (arc_cpu_cpp_builtins): Add prototype.
2217 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Use
2218 arc_cpu_cpp_builtins.
2220 2016-09-29 Claudiu Zissulescu <claziss@synopsys.com>
2222 * config/arc/arc.md (*rotrsi3_cnt1): New pattern.
2223 (*ashlsi2_cnt1, *lshrsi3_cnt1, *ashrsi3_cnt1): Likewise.
2225 2016-09-28 Nathan Sidwell <nathan@acm.org>
2227 * gimple-pretty-print.c (dump_gimple_call_args): Simplify "' "
2230 2016-09-28 Wilco Dijkstra <wdijkstr@arm.com>
2232 PR tree-optimization/61056
2233 * gimple-fold.c (gimple_fold_builtin_strchr):
2234 New function to optimize strchr (s, 0) to strlen.
2235 (gimple_fold_builtin): Add BUILT_IN_STRCHR case.
2237 2016-09-27 Robin Dapp <rdapp@linux.vnet.ibm.com>
2239 PR tree-optimization/77724
2240 * tree-vect-loop-manip.c (create_intersect_range_checks_index):
2241 Add tree_fits_shwi_p check.
2243 2016-09-27 Jakub Jelinek <jakub@redhat.com>
2245 * auto-inc-dec.c (try_merge): Remove break after return.
2246 * cselib.c (autoinc_split): Likewise.
2247 * explow.c (promote_mode): Likewise.
2248 * fixed-value.c (fixed_arithmetic): Likewise.
2249 * hsa.c (hsa_internal_fn::get_arity): Likewise.
2250 * rtlanal.c (modified_between_p, modified_in_p): Likewise.
2251 * trans-mem.c (get_attrs_for): Likewise.
2252 * tree-if-conv.c (if_convertible_stmt_p): Likewise.
2253 * tree-vrp.c (simplify_stmt_using_ranges): Likewise.
2254 * config/aarch64/aarch64-builtins.c (aarch64_fold_builtin): Likewise.
2255 * config/aarch64/aarch64.c (aarch64_get_condition_code_1): Likewise.
2256 * config/c6x/c6x.c (c6x_get_unit_specifier): Likewise.
2257 * config/cr16/cr16.c (legitimate_pic_operand_p): Likewise.
2258 * config/cris/cris.c (cris_op_str): Likewise.
2259 * config/mn10300/mn10300.c (cc_flags_for_code): Likewise.
2260 * config/tilepro/tilepro.c (tilepro_emit_setcc_internal_di): Likewise.
2262 2016-09-27 Nathan Sidwell <nathan@codesourcery.com>
2264 * internal-fn.h (IFN_UNIQUE_CODES, IFN_GOACC_LOOP_CODES,
2265 IFN_GOACC_REDUCTION_CODES): New.
2266 (enum ifn_unique_kind, enum ifn_goacc_loop_kind, enum
2267 ifn_goacc_reduction_kind): Use them.
2268 * gimple-pretty-print.c (dump_gimple_call_args): Decode first arg
2269 of internal functions, when applicable.
2271 2016-09-27 Maciej W. Rozycki <macro@imgtec.com>
2273 * config/mips/constraints.md (d): Fix documentation.
2274 * doc/md.texi (Machine Constraints): Update accordingly.
2276 2016-09-27 Richard Biener <rguenther@suse.de>
2278 * dwarf2out.c (dwarf2out_init): Move text_section_line_info,
2279 cur_line_info_table initialization ...
2280 (dwarf2out_assembly_start): ... here.
2282 2016-09-27 Matthew Wahab <matthew.wahab@arm.com>
2284 * config/arm/arm.md (*arm_movsi_insn): Add "arch" attribute.
2285 * config/arm/vfp.md (*arm_movhi_vfp): Likewise.
2286 (*thumb2_movhi_vfp): Likewise.
2287 (*arm_movhi_fp16): Remove predication operand from VMOV.F16
2288 template. Expand predicable attribute to mark VMOV.F16 as not
2289 predicable. Add "arch" attribute.
2290 (*thumb2_movhi_fp16): Likewise.
2291 (*arm_movsi_vfp): Break a long line. Add "arch" attribute.
2292 (*thumb2_movsi_vfp): Add "arch" attribute.
2294 2016-09-27 David Edelsohn <dje.gcc@gmail.com>
2296 * config/rs6000/rs6000.c (rs6000_output_symbol): Don't modify
2299 2016-09-27 Marek Polacek <polacek@redhat.com>
2301 * config/ia64/ia64.c (ia64_print_operand): Adjust fall through
2304 * config/c6x/c6x.h: Adjust fall through comment.
2305 * config/sh/sh.c (final_prescan_insn): Likewise.
2306 * config/visium/visium.c (visium_expand_int_cstore): Likewise.
2307 (visium_expand_fp_cstore): Likewise.
2309 2016-09-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2311 * config/arm/arm.c (const_ok_for_op): Use "Fall through" comment form
2312 expected by -Wimplicit-fallthrough.
2313 (thumb1_size_rtx_costs): Likewise.
2314 (thumb2_reorg): Likewise.
2315 (tls_mentioned_p): Add "Fall through" comment.
2316 (thumb2_reorg): Likewise.
2317 * config/arm/arm-builtins.c (arm_expand_neon_args): Use "Fall through"
2318 comment form expected by -Wimplicit-fallthrough.
2320 2016-09-27 Martin Liska <mliska@suse.cz>
2322 PR gcov-profile/46266
2323 * input.h (RESERVED_LOCATION_P): New macro.
2324 * profile.c (branch_prob): Use RESERVED_LOCATION_P and
2325 instread of comparison with UNKNOWN_LOCATION.
2327 2016-09-27 Richard Biener <rguenther@suse.de>
2329 PR tree-optimization/77745
2330 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
2331 When removing redundant stores make sure to check compatibility
2332 of the TBAA state for downstream accesses.
2333 * tree-ssa-sccvn.c (visit_reference_op_store): Likewise for when
2334 value-numbering virtual operands for store matches.
2336 2016-09-27 Oleg Endo <olegendo@gcc.gnu.org>
2339 * config/sh/sh.c (sh_rtx_costs): Fix return value of SET of movt and
2340 movrt patterns. Match them before anything else in the SET case.
2342 2016-09-27 Martin Liska <mliska@suse.cz>
2344 PR gcov-profile/7970
2345 PR gcov-profile/16855
2346 PR gcov-profile/44779
2347 * coverage.c (build_gcov_exit_decl): New function.
2348 (coverage_obj_init): Call the function and generate __gcov_exit
2350 * doc/gcov.texi: Document when __gcov_exit function is called.
2352 2016-09-27 Marek Polacek <polacek@redhat.com>
2355 * Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn,
2356 insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Use
2357 -Wno-error instead of -Wno-implicit-fallthrough.
2359 2016-09-27 Martin Liska <mliska@suse.cz>
2362 * gcov-counter.def: Remove GCOV_COUNTER_V_DELTA.
2364 2016-09-27 Jakub Jelinek <jakub@redhat.com>
2366 * combine.c (simplify_comparison): Add canonical FALLTHROUGH comments.
2367 * config/i386/i386.c (ix86_dep_by_shift_count_body): Add FALLTHROUGH
2368 comments. Remove break after return.
2369 (ix86_fp_compare_code_to_integer, has_dispatch,
2370 ix86_simd_clone_usable): Remove break after return.
2372 2016-09-27 Bernd Edlinger <bernd.edlinger@hotmail.de>
2374 PR rlt-optimization/77714
2375 * lra-eliminations.c (eliminate_regs_in_insn): Avoid alias on
2378 2016-09-27 Kugan Vivekanandarajah <kuganv@linaro.org>
2381 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Use
2382 extract_range_from_unary_expr to convert value_range.
2383 * tree-vrp.c (extract_range_from_unary_expr_1): Rename to.
2384 (extract_range_from_unary_expr): This.
2385 * tree-vrp.h (extract_range_from_unary_expr): Declare.
2387 2016-09-27 Segher Boessenkool <segher@kernel.crashing.org>
2389 * config/rs6000/rs6000.md (movcc_internal1): Disparage using CTR or LR.
2391 2016-09-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2393 * config/i386/i386.c (ix86_print_operand)
2394 [HAVE_AS_IX86_CMOV_SUN_SYNTAX]: Add gcc_fallthrough.
2395 * config/sparc/sparc.c (check_pic): Add fallthrough comment.
2396 (epilogue_renumber): Likewise.
2398 2016-09-26 Kugan Vivekanandarajah <kuganv@linaro.org>
2401 * tree-ssa-reassoc.c (make_new_ssa_for_def): Use gimple_get_lhs
2402 to get lhs instead of gimple_assign_lhs as stmt can be builtins too.
2404 2016-09-26 Thomas Preud'homme <thomas.preudhomme@arm.com>
2406 * tree.h (memmodel_from_int, memmodel_base, is_mm_relaxed,
2407 is_mm_consume, is_mm_acquire, is_mm_release, is_mm_acq_rel,
2408 is_mm_seq_cst, is_mm_sync): Move to ...
2409 * memmodel.h: This. New file.
2410 * builtins.c: Include memmodel.h.
2411 * optabs.c: Likewise.
2413 * config/aarch64/aarch64.c: Likewise.
2414 * config/alpha/alpha.c: Likewise.
2415 * config/arm/arm.c: Likewise.
2416 * config/i386/i386.c: Likewise.
2417 * config/ia64/ia64.c: Likewise.
2418 * config/mips/mips.c: Likewise.
2419 * config/rs6000/rs6000.c: Likewise.
2420 * config/sparc/sparc.c: Likewise.
2421 * genconditions.c: Include memmodel.h in generated file.
2422 * genemit.c: Likewise.
2423 * genoutput.c: Likewise.
2424 * genpeep.c: Likewise.
2425 * genpreds.c: Likewise.
2426 * genrecog.c: Likewise.
2428 2016-09-26 David Malcolm <dmalcolm@redhat.com>
2430 * read-rtl.c (read_rtx_code): Rename local "i" to "idx", and use
2431 "c" instead when parsing characters. Move operand parsing into...
2432 (read_rtx_operand): ...this new function, renaming "i" to "idx",
2433 and tightening the scope of various locals.
2435 2016-09-26 Liu Hao <lh_mouse@126.com>
2437 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Fix typo.
2439 2016-09-26 Marek Polacek <polacek@redhat.com>
2441 * system.h: Use __has_attribute to check whether the fallthrough
2442 attribute is supported.
2444 2016-09-26 Marek Polacek <polacek@redhat.com>
2446 * ipa-inline-analysis.c (find_foldable_builtin_expect): Use
2447 gimple_call_internal_p.
2448 * ipa-split.c (find_return_bb): Likewise.
2449 (execute_split_functions): Likewise.
2450 * omp-low.c (dump_oacc_loop_part): Likewise.
2451 (oacc_loop_xform_head_tail): Likewise.
2452 * predict.c (predict_loops): Likewise.
2453 * sanopt.c (pass_sanopt::execute): Likewise.
2454 * tree-cfg.c (get_abnormal_succ_dispatcher): Likewise.
2455 * tree-parloops.c (oacc_entry_exit_ok_1): Likewise.
2456 * tree-stdarg.c (gimple_call_ifn_va_arg_p): Remove function.
2457 (expand_ifn_va_arg_1): Use gimple_call_internal_p.
2458 (expand_ifn_va_arg): Likewise.
2459 * tree-vect-loop.c (vect_determine_vectorization_factor): Likewise.
2460 (optimize_mask_stores): Likewise.
2461 * tree-vect-stmts.c (vect_simd_lane_linear): Likewise.
2462 (vect_transform_stmt): Likewise.
2463 * tree-vectorizer.c (vect_loop_vectorized_call): Likewise.
2464 * tsan.c (instrument_memory_accesses): Likewise.
2466 2016-09-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2467 Alexander Monakov <amonakov@ispras.ru>
2469 * regrename.c (rename_chains): Check
2470 HARD_FRAME_POINTER_IS_FRAME_POINTER rather than
2471 HARD_FRAME_POINTER_REGNUM when picking unavailable registers.
2472 * sel-sched.c (mark_unavailable_hard_regs): Likewise.
2474 2016-09-26 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2476 * config/s390/s390.c (s390_rtx_costs): Add /* fallthrough */.
2477 (s390_sched_score): Likewise.
2479 2016-09-26 Martin Liska <mliska@suse.cz>
2481 * doc/gcov.texi: Update program output of gcov tool.
2483 2016-09-26 Martin Liska <mliska@suse.cz>
2485 PR gcov-profile/23332
2486 * profile.c (instrument_values): Do not handle HIST_TYPE_CONST_DELTA.
2487 * tree-profile.c (gimple_gen_const_delta_profiler): Remove.
2488 * value-prof.c (dump_histogram_value): Do not handle
2489 HIST_TYPE_CONST_DELTA.
2490 (stream_in_histogram_value): Likewise.
2491 (gimple_find_values_to_profile): Likewise.
2492 * value-prof.h (enum hist_type): Likewise.
2494 2016-09-26 Martin Liska <mliska@suse.cz>
2496 * common.opt: Exclude SANITIZE_UNREACHABLE and SANITIZE_RETURN
2497 from default sanitize recover values.
2498 * doc/invoke.texi: Fix documentation related to -fsanitize=leak,
2499 -fsanitize=address, -fsanitize=thread and -fsanitize-recover.
2500 * flag-types.h: Replace couple of 1 << x to 1UL << x, make it
2502 * opts.c (finish_options): Do a generic loop over options
2503 that can be recovered.
2504 (parse_sanitizer_options): Exclude SANITIZE_UNREACHABLE and
2506 (common_handle_option): Likewise.
2507 * opts.h: Declare can_recover to sanitizer_opts_s.
2509 2016-09-26 Andre Vieira <andre.simoesdiasvieira@arm.com>
2511 * target.def(elf_flags_numeric): Change documentation to present tense.
2512 * doc/tm.texi: Regenerate.
2514 2016-09-26 Marek Polacek <polacek@redhat.com>
2517 * Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn,
2518 insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Add
2519 -Wno-switch-fallthrough.
2520 * builtins.c (expand_builtin_int_roundingfn_2): Add gcc_fallthrough.
2521 (expand_builtin): Likewise.
2522 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_libmass): Likewise.
2523 * convert.c (convert_to_real_1): Likewise.
2524 (convert_to_integer_1): Likewise.
2525 * final.c (output_alternate_entry_point): Likewise.
2526 * genattrtab.c (make_canonical): Likewise.
2527 (write_test_expr): Likewise.
2528 * genpreds.c (validate_exp): Likewise.
2529 * gimple-ssa-strength-reduction.c
2530 (find_candidates_dom_walker::before_dom_children): Likewise.
2531 * godump.c (go_format_type): Likewise.
2532 * reload1.c (elimination_effects): Likewise.
2533 * resource.c (mark_referenced_resources): Likewise.
2534 (mark_set_resources): Likewise.
2535 * tree-ssa-loop-ivopts.c (find_deriving_biv_for_expr): Likewise.
2536 * varasm.c (output_addressed_constants): Likewise.
2538 2016-09-26 Marek Polacek <polacek@redhat.com>
2541 * common.opt (Wimplicit-fallthrough): New option.
2542 * doc/extend.texi: Document statement attributes and the fallthrough
2544 * doc/invoke.texi: Document -Wimplicit-fallthrough.
2545 * gimple.h (gimple_call_internal_p): New function.
2546 * gimplify.c (struct gimplify_ctx): Add in_switch_expr.
2547 (struct label_entry): New struct.
2548 (find_label_entry): New function.
2549 (case_label_p): New function.
2550 (collect_fallthrough_labels): New function.
2551 (last_stmt_in_scope): New function.
2552 (should_warn_for_implicit_fallthrough): New function.
2553 (warn_implicit_fallthrough_r): New function.
2554 (maybe_warn_implicit_fallthrough): New function.
2555 (expand_FALLTHROUGH_r): New function.
2556 (expand_FALLTHROUGH): New function.
2557 (gimplify_switch_expr): Call maybe_warn_implicit_fallthrough and
2558 expand_FALLTHROUGH for the innermost GIMPLE_SWITCH.
2559 (gimplify_label_expr): New function.
2560 (gimplify_case_label_expr): Set location.
2561 (gimplify_expr): Call gimplify_label_expr.
2562 * internal-fn.c (expand_FALLTHROUGH): New function.
2563 * internal-fn.def (FALLTHROUGH): New internal function.
2564 * langhooks.c (lang_GNU_OBJC): New function.
2565 * langhooks.h (lang_GNU_OBJC): Declare.
2566 * system.h (gcc_fallthrough): Define.
2567 * tree-core.h: Add FALLTHROUGH_LABEL_P comment.
2568 * tree.h (FALLTHROUGH_LABEL_P): Define.
2570 2016-09-26 Richard Biener <rguenther@suse.de>
2572 * dwarf2out.c (stripattributes): Remove unused function.
2573 (DEBUG_NORM_MACINFO_SECTION): Rename to DEBUG_MACINFO_SECTION.
2574 Push dwarf_split_debug_info handling into init_sections_and_labels.
2575 (DEBUG_NORM_MACRO_SECTION): Likewise to DEBUG_MACRO_SECTION.
2576 (DEBUG_MACRO_SECTION_FLAGS): Remove.
2577 (debug_macinfo_section_name): New global.
2578 (output_macinfo): Use debug_macinfo_section_name.
2579 (init_sections_and_labels): Split out section and label generation
2580 from dwarf2out_init. Set debug_macinfo_section_name.
2581 (dwarf2out_init): Move text section label generation and emission
2583 (dwarf2out_assembly_start): ... here.
2584 (dwarf2out_finish): Call init_sections_and_labels before DWARF
2587 2016-09-26 Richard Biener <rguenther@suse.de>
2590 * cgraphunit.c (analyze_functions): Before early removing
2591 global vars calls the late_global_decl debug handler mark
2592 the variable as readonly.
2594 2016-09-25 Oleg Endo <olegendo@gcc.gnu.org>
2597 * config/sh/sh.c (sh_movt_set_dest, sh_movrt_set_dest): Add overloads.
2598 (sh_rtx_costs): Handle SET of movt and movrt patterns.
2599 * cnofig/sh/sh-protos.h (sh_movt_set_dest, sh_movrt_set_dest): Forward
2600 declare new overloads.
2601 * config/sh/sh.md (*cset_zero): Add variant that takes a treg_set_expr
2604 2016-09-24 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
2606 * config/rs6000/rs6000.c (expand_block_compare, do_load_for_compare):
2607 Change TARGET_LITTLE_ENDIAN to !BYTES_BIG_ENDIAN.
2609 2016-09-24 David Edelsohn <dje.gcc@gmail.com>
2611 * configure.ac (gcc_cv_as_aix_dwloc): Fix typo in assembly fragment.
2612 * configure: Regenerate.
2614 2016-09-24 Marek Polacek <polacek@redhat.com>
2617 * doc/invoke.texi: Document -Wbool-operation.
2619 2016-09-23 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
2621 * config/rs6000/rs6000.md (cmpmemsi): New define_expand.
2622 * config/rs6000/rs6000.c (expand_block_compare): New function used by
2623 cmpmemsi pattern to do builtin expansion of memcmp ().
2624 (compute_current_alignment): Add helper function for
2625 expand_block_compare used to compute alignment as the compare proceeds.
2626 (select_block_compare_mode): Used by expand_block_compare to select
2627 the mode used for reading the next chunk of bytes in the compare.
2628 (do_load_for_compare): Used by expand_block_compare to emit the load
2629 insns for the compare.
2630 (rs6000_emit_dot_insn): Moved this function to avoid a forward
2631 reference from expand_block_compare ().
2632 * config/rs6000/rs6000-protos.h (expand_block_compare): Add a
2633 prototype for this function.
2634 * config/rs6000/rs6000.opt (mblock-compare-inline-limit): Add a new
2635 target option for controlling how much code inline expansion of
2636 memcmp() will be allowed to generate.
2638 2016-09-23 Jakub Jelinek <jakub@redhat.com>
2640 * hooks.c (hook_bool_bool_false, hook_bool_bool_gcc_optionsp_false,
2641 hook_bool_mode_false, hook_bool_mode_true,
2642 hook_bool_mode_const_rtx_false, hook_bool_mode_const_rtx_true,
2643 hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
2644 hook_bool_const_rtx_insn_const_rtx_insn_true,
2645 hook_bool_mode_uhwi_false, hook_void_FILEptr_constcharptr,
2646 hook_bool_FILEptr_rtx_false, hook_bool_gsiptr_false,
2647 hook_bool_const_tree_hwi_hwi_const_tree_false,
2648 hook_bool_const_tree_hwi_hwi_const_tree_true,
2649 default_can_output_mi_thunk_no_vcall, hook_int_uint_mode_1,
2650 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
2651 hook_int_rtx_0, hook_int_rtx_bool_0, hook_void_tree,
2652 hook_void_constcharptr, hook_void_tree_treeptr, hook_void_int_int,
2653 hook_bool_tree_false, hook_bool_const_tree_false, hook_bool_tree_true,
2654 hook_bool_const_tree_true, hook_bool_tree_tree_false,
2655 hook_bool_tree_tree_true, hook_bool_tree_bool_false,
2656 hook_bool_rtx_insn_true, hook_bool_rtx_false,
2657 hook_bool_uintp_uintp_false,
2658 hook_bool_rtx_mode_int_int_intp_bool_false, hook_rtx_rtx_null,
2659 hook_rtx_tree_int_null, hook_uint_mode_0,
2660 hook_constcharptr_const_tree_null, hook_tree_tree_int_treep_bool_null,
2661 hook_tree_tree_tree_null, hook_tree_tree_tree_tree_null,
2662 hook_constcharptr_const_rtx_insn_null,
2663 hook_constcharptr_const_tree_const_tree_null,
2664 hook_constcharptr_int_const_tree_null,
2665 hook_constcharptr_int_const_tree_const_tree_null,
2666 hook_tree_const_tree_null, hook_bool_rtx_insn_int_false,
2667 hook_void_rtx_insn_int, hook_void_gcc_optionsp): For arguments with
2668 ATTRIBUTE_UNUSED, remove parameter name as well as ATTRIBUTE_UNUSED.
2670 * vec.h (vNULL): Extend comment to say = vNULL initialization
2671 isn't needed for static vars.
2673 * sel-sched-ir.c (sel_global_bb_info, sel_region_bb_info,
2674 loop_nests, s_i_d, last_added_blocks): Remove unnecessary
2675 = vNULL initialization of file scope vec.
2676 * passes.c (pass_tab, enabled_pass_uid_range_tab,
2677 disabled_pass_uid_range_tab): Likewise.
2678 * haifa-sched.c (sched_luids, h_i_d): Likewise.
2679 * tree-chkp-opt.c (check_infos): Likewise.
2680 * sel-sched.c (vec_av_set, vec_temp_moveop_nops): Likewise.
2682 * vec.h (vnull::operator vec): Add constexpr keyword for
2685 2016-09-23 Doug Gilmore <doug.gilmore@imgtec.com>
2687 PR tree-optimization/77654
2688 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Add call
2689 to duplicate_ssa_name_ptr_info.
2691 2016-09-23 David Malcolm <dmalcolm@redhat.com>
2693 PR preprocessor/77672
2694 * input.c (selftest::test_lexer_string_locations_simple): Update
2695 test to expect location information of the terminator character
2696 at the location of the final closing quote.
2697 (selftest::test_lexer_string_locations_hex): Likewise.
2698 (selftest::test_lexer_string_locations_oct): Likewise.
2699 (selftest::test_lexer_string_locations_letter_escape_1): Likewise.
2700 (selftest::test_lexer_string_locations_letter_escape_2): Likewise.
2701 (selftest::test_lexer_string_locations_ucn4): Likewise.
2702 (selftest::test_lexer_string_locations_ucn8): Likewise.
2703 (selftest::test_lexer_string_locations_u8): Likewise.
2704 (selftest::test_lexer_string_locations_utf8_source): Likewise.
2705 (selftest::test_lexer_string_locations_concatenation_1): Likewise.
2706 (selftest::test_lexer_string_locations_concatenation_2): Likewise.
2707 (selftest::test_lexer_string_locations_concatenation_3): Likewise.
2708 (selftest::test_lexer_string_locations_macro): Likewise.
2709 (selftest::test_lexer_string_locations_long_line): Likewise.
2711 2016-09-23 Richard Biener <rguenther@suse.de>
2713 * tree-ssa-sccvn.c (visit_reference_op_call): Value number
2714 virtual definition to virtual use if the call devirtualizes
2715 to a const or pure function.
2716 (visit_use): Also visit calls we can devirtualize to a
2717 const or pure function.
2719 2016-09-23 Richard Biener <rguenther@suse.de>
2721 PR tree-optimization/77697
2722 * tree-ssa-forwprop.c (defcodefor_name): Remove bogus code,
2723 signal error if we have sth ternary or unhandled.
2725 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
2727 * config/arm/arm_neon.h (vabd_f16): New.
2761 (vcvt_f16_s16): New.
2762 (vcvt_f16_u16): New.
2763 (vcvt_s16_f16): New.
2764 (vcvt_u16_f16): New.
2765 (vcvtq_f16_s16): New.
2766 (vcvtq_f16_u16): New.
2767 (vcvtq_s16_f16): New.
2768 (vcvtq_u16_f16): New.
2769 (vcvta_s16_f16): New.
2770 (vcvta_u16_f16): New.
2771 (vcvtaq_s16_f16): New.
2772 (vcvtaq_u16_f16): New.
2773 (vcvtm_s16_f16): New.
2774 (vcvtm_u16_f16): New.
2775 (vcvtmq_s16_f16): New.
2776 (vcvtmq_u16_f16): New.
2777 (vcvtn_s16_f16): New.
2778 (vcvtn_u16_f16): New.
2779 (vcvtnq_s16_f16): New.
2780 (vcvtnq_u16_f16): New.
2781 (vcvtp_s16_f16): New.
2782 (vcvtp_u16_f16): New.
2783 (vcvtpq_s16_f16): New.
2784 (vcvtpq_u16_f16): New.
2785 (vcvt_n_f16_s16): New.
2786 (vcvt_n_f16_u16): New.
2787 (vcvtq_n_f16_s16): New.
2788 (vcvtq_n_f16_u16): New.
2789 (vcvt_n_s16_f16): New.
2790 (vcvt_n_u16_f16): New.
2791 (vcvtq_n_s16_f16): New.
2792 (vcvtq_n_u16_f16): New.
2806 (vmul_lane_f16): New.
2809 (vmulq_lane_f16): New.
2831 (vrsqrteq_f16): New.
2835 (vrsqrtsq_f16): New.
2839 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
2841 * config.gcc (extra_headers): Add arm_fp16.h
2842 * config/arm/arm_fp16.h: New.
2843 * config/arm/arm_neon.h: Include "arm_fp16.h".
2845 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
2847 * config/arm/arm_neon_builtins.def (vadd): New (v8hf, v4hf
2849 (vmulf): New (v8hf, v4hf variants).
2850 (vfma): New (v8hf, v4hf variants).
2851 (vfms): New (v8hf, v4hf variants).
2852 (vsub): New (v8hf, v4hf variants).
2853 (vcage): New (v8hf, v4hf variants).
2854 (vcagt): New (v8hf, v4hf variants).
2855 (vcale): New (v8hf, v4hf variants).
2856 (vcalt): New (v8hf, v4hf variants).
2857 (vceq): New (v8hf, v4hf variants).
2858 (vcgt): New (v8hf, v4hf variants).
2859 (vcge): New (v8hf, v4hf variants).
2860 (vcle): New (v8hf, v4hf variants).
2861 (vclt): New (v8hf, v4hf variants).
2862 (vceqz): New (v8hf, v4hf variants).
2863 (vcgez): New (v8hf, v4hf variants).
2864 (vcgtz): New (v8hf, v4hf variants).
2865 (vcltz): New (v8hf, v4hf variants).
2866 (vclez): New (v8hf, v4hf variants).
2867 (vabd): New (v8hf, v4hf variants).
2868 (vmaxf): New (v8hf, v4hf variants).
2869 (vmaxnm): New (v8hf, v4hf variants).
2870 (vminf): New (v8hf, v4hf variants).
2871 (vminnm): New (v8hf, v4hf variants).
2872 (vpmaxf): New (v4hf variant).
2873 (vpminf): New (v4hf variant).
2874 (vpadd): New (v4hf variant).
2875 (vrecps): New (v8hf, v4hf variants).
2876 (vrsqrts): New (v8hf, v4hf variants).
2877 (vabs): New (v8hf, v4hf variants).
2878 (vneg): New (v8hf, v4hf variants).
2879 (vrecpe): New (v8hf, v4hf variants).
2880 (vrnd): New (v8hf, v4hf variants).
2881 (vrnda): New (v8hf, v4hf variants).
2882 (vrndm): New (v8hf, v4hf variants).
2883 (vrndn): New (v8hf, v4hf variants).
2884 (vrndp): New (v8hf, v4hf variants).
2885 (vrndx): New (v8hf, v4hf variants).
2886 (vrsqrte): New (v8hf, v4hf variants).
2887 (vmul_lane): Add v4hf and v8hf variants.
2888 (vmul_n): Add v4hf and v8hf variants.
2889 (vext): New (v8hf, v4hf variants).
2890 (vcvts): New (v8hi, v4hi variants).
2891 (vcvts): New (v8hf, v4hf variants).
2892 (vcvtu): New (v8hi, v4hi variants).
2893 (vcvtu): New (v8hf, v4hf variants).
2894 (vcvts_n): New (v8hf, v4hf variants).
2895 (vcvtu_n): New (v8hi, v4hi variants).
2896 (vcvts_n): New (v8hi, v4hi variants).
2897 (vcvtu_n): New (v8hf, v4hf variants).
2898 (vbsl): New (v8hf, v4hf variants).
2899 (vcvtas): New (v8hf, v4hf variants).
2900 (vcvtau): New (v8hf, v4hf variants).
2901 (vcvtms): New (v8hf, v4hf variants).
2902 (vcvtmu): New (v8hf, v4hf variants).
2903 (vcvtns): New (v8hf, v4hf variants).
2904 (vcvtnu): New (v8hf, v4hf variants).
2905 (vcvtps): New (v8hf, v4hf variants).
2906 (vcvtpu): New (v8hf, v4hf variants).
2908 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
2910 * config/arm/arm-builtins.c (hf_UP): New.
2912 (vfp_builtin_data): New. Update comment.
2913 (enum arm_builtins): Include "arm_vfp_builtins.def".
2914 (ARM_BUILTIN_VFP_PATTERN_START): New.
2915 (arm_init_vfp_builtins): New.
2916 (arm_init_builtins): Add arm_init_vfp_builtins.
2917 (arm_expand_vfp_builtin): New.
2918 (arm_expand_builtins): Update for arm_expand_vfp_builtin. Fix
2920 * config/arm/arm_vfp_builtins.def: New file.
2921 * config/arm/t-arm (arm.o): Add arm_vfp_builtins.def.
2922 (arm-builtins.o): Likewise.
2924 2016-09-23 Kugan Vivekanandarajah <kuganv@linaro.org>
2927 * ipa-cp.c (propagate_vr_accross_jump_function): Drop TREE_OVERFLOW
2928 from constant while creating value range.
2930 2016-09-23 Renlin Li <renlin.li@arm.com>
2932 * ira.c (ira): Move ira_use_lra_p initialization code to ...
2933 (ira_init_once): Here.
2935 2016-09-23 Uros Bizjak <ubizjak@gmail.com>
2936 Jakub Jelinek <jakub@redhat.com>
2938 * hooks.h (hook_uint_uintp_false): Rename to...
2939 (hook_bool_uint_uintp_false): ... this.
2940 * hooks.c (hook_uint_uintp_false): Rename to...
2941 (hook_bool_uint_uintp_false): ... this.
2942 * target.def (elf_flags_numeric): Use hook_bool_uint_uintp_false
2943 instead of hook_uint_uintp_false.
2945 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
2947 * config/arm/arm-builtins.c (arm_init_neon_builtin): New.
2948 (arm_init_builtins): Move body of a loop to the standalone
2949 function arm_init_neon_builtin.
2950 (arm_expand_neon_builtin_1): New. Update comment. Function body
2951 moved from arm_neon_builtin with some white-space fixes.
2952 (arm_expand_neon_builtin): Move code into the standalone function
2953 arm_expand_neon_builtin_1.
2955 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
2957 * config/arm/iterators.md (VCVTHI): New.
2958 (NEON_VCMP): Add UNSPEC_VCLT and UNSPEC_VCLE. Fix a long line.
2962 (V_reg): Add HF, V4HF and V8HF. Fix white-space.
2963 (V_HALF): Add V4HF. Fix white-space.
2964 (V_if_elem): Add HF, V4HF and V8HF. Fix white-space.
2965 (V_s_elem): Likewise.
2966 (V_sz_elem): Fix white-space.
2967 (V_elem_ch): Likewise.
2969 (scalar_mul_constraint): Add V8HF and V4HF.
2970 (Is_float_mode): Fix white-space.
2971 (Is_d_reg): Add V4HF and V8HF. Fix white-space.
2972 (q): Add HF. Fix white-space.
2975 (cmp_op_unsp): Add UNSPEC_VCALE and UNSPEC_VCALT.
2976 (neon_vfm_lane_as): New.
2977 * config/arm/neon.md (add<mode>3_fp16): New.
2978 (sub<mode>3_fp16): New.
2979 (mul<mode>3add<mode>_neon): New.
2980 (fma<VH:mode>4_intrinsic): New.
2981 (fmsub<VCVTF:mode>4_intrinsic): Fix white-space.
2982 (fmsub<VH:mode>4_intrinsic): New.
2983 (<absneg_str><mode>2): New.
2984 (neon_v<absneg_str><mode>): New.
2985 (neon_v<fp16_rnd_str><mode>): New.
2986 (neon_vrsqrte<mode>): New.
2987 (neon_vpaddv4hf): New.
2988 (neon_vadd<mode>): New.
2989 (neon_vsub<mode>): New.
2990 (neon_vmulf<mode>): New.
2991 (neon_vfma<VH:mode>): New.
2992 (neon_vfms<VH:mode>): New.
2993 (neon_vc<cmp_op><mode>): New.
2994 (neon_vc<cmp_op><mode>_fp16insn): New
2995 (neon_vc<cmp_op_unsp><mode>_fp16insn_unspec): New.
2996 (neon_vca<cmp_op><mode>): New.
2997 (neon_vca<cmp_op><mode>_fp16insn): New.
2998 (neon_vca<cmp_op_unsp><mode>_fp16insn_unspec): New.
2999 (neon_vc<cmp_op>z<mode>): New.
3000 (neon_vabd<mode>): New.
3001 (neon_v<maxmin>f<mode>): New.
3002 (neon_vp<maxmin>fv4hf: New.
3003 (neon_<fmaxmin_op><mode>): New.
3004 (neon_vrecps<mode>): New.
3005 (neon_vrsqrts<mode>): New.
3006 (neon_vrecpe<mode>): New (VH variant).
3007 (neon_vdup_lane<mode>_internal): New.
3008 (neon_vdup_lane<mode>): New.
3009 (neon_vcvt<sup><mode>): New (VCVTHI variant).
3010 (neon_vcvt<sup><mode>): New (VH variant).
3011 (neon_vcvt<sup>_n<mode>): New (VH variant).
3012 (neon_vcvt<sup>_n<mode>): New (VCVTHI variant).
3013 (neon_vcvt<vcvth_op><sup><mode>): New.
3014 (neon_vmul_lane<mode>): New.
3015 (neon_vmul_n<mode>): New.
3016 * config/arm/unspecs.md (UNSPEC_VCALE): New
3017 (UNSPEC_VCALT): New.
3018 (UNSPEC_VFMA_LANE): New.
3019 (UNSPECS_VFMS_LANE): New.
3021 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
3023 * config/s390/s390.md ("*extzv<mode>_zEC12", "*extzv<mode>_z10")
3024 ("*extzv<mode><clobbercc_or_nocc>"):
3025 Correct a typo in a comment.
3027 ("*insv<mode>_zEC12", "*insv<mode>_z10")
3028 ("*insv<mode><clobbercc_or_nocc>"): Ditto.
3029 ("*insv<mode>_zEC12_appendbitsleft")
3030 ("*insv<mode><clobbercc_or_nocc>_appendbitsleft")
3031 ("*insv<mode>_z10_appendbitsleft"): Ditto.
3032 ("*insv<mode>_zEC12_noshift", "*insv<mode>_z10_noshift")
3033 ("*insv<mode><clobbercc_or_nocc>_noshift"): Ditto.
3034 Provide pattern with operands switched.
3035 ("*pre_z10_extv<mode>"):
3036 Use new subst patterns.
3037 ("*extzvdi<clobbercc_or_nocc>_lshiftrt", "*<risbg_n>_ior_and_sr_ze")
3038 ("*extvsidi<clobbercc_or_nocc>", "*<risbg_n>_and_subregdi_rotr")
3039 ("*<risbg_n>_and_subregdi_rotl", "*<risbg_n>_di_and_rot")
3040 ("*insv_z10_noshift_cc", "*insv_z10_noshift_cconly")
3041 ("*<risbg_n>_<mode>_ior_and_lshiftrt")
3042 ("*<risbg_n>_sidi_ior_and_lshiftrt")
3043 ("*trunc_sidi_and_subreg_lshrt<clobbercc_or_nocc>"):
3045 ("*extzv_<mode>_sll", "*extzv_<mode>_srl")
3046 ("*extzv_<mode>_srl<clobbercc_or_nocc>")
3047 ("*extzv_<mode>_sll<clobbercc_or_nocc>"): Renamed patterns, use risbgn
3049 ("SINT"): New mode_iterator with SI, HI, QI.
3050 * config/s390/subst.md ("clobbercc_or_nocc_subst", "z10_or_zEC12_cond")
3051 ("clobbercc_or_nocc", "risbg_n"): New constructs for risbg pattern
3054 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
3056 * config/s390/predicates.md ("contiguous_bitmask_operand"): Adapt to
3057 new interface of s390_contiguous_bitmask_p.
3058 ("contiguous_bitmask_nowrap_operand"): New predicate.
3059 ("*anddi3_cc", "*anddi3_cconly", "*anddi3"): Replace NxxDq with NxxDw.
3060 * config/s390/constraints.md ("NxxDw", "NxxSq"): Adapt to new interface
3061 of s390_contiguous_bitmask_p.
3062 ("NxxDw"): Rename NxxDq constraint to NxxDw.
3063 ("NxxSw"): New constraint.
3064 * config/s390/s390.md ("*andsi3_zarch"): Enable bitmask wraparound.
3065 * config/s390/s390-protos.h (s390_contiguous_bitmask_p): Updated
3067 (s390_contiguous_bitmask_nowrap_p): Export.
3068 * config/s390/s390.c (s390_contiguous_bitmask_nowrap_p): New name of
3069 former s390_contiguous_bitmask_p.
3070 (s390_contiguous_bitmask_p): Use s390_contiguous_bitmask_nowrap_p to
3071 detect contiguous bit ranges with wraparound. Change signature to
3072 return START and END position instead of POS and LENGTH.
3073 (s390_contiguous_bitmask_vector_p): Remove extra code for continous bit
3074 ranges with wraparound.
3075 (s390_extzv_shift_ok): Use s390_contiguous_bitmask_nowrap_p.
3076 (s390_contiguous_bitmask_vector_p,s390_extzv_shift_ok,print_operand):
3077 Adapt to new signature of s390_contiguous_bitmask_p.
3079 2016-09-23 Bin Cheng <bin.cheng@arm.com>
3081 * tree-vect-loop-manip.c (create_intersect_range_checks_index): New.
3082 (create_intersect_range_checks): New.
3083 (vect_create_cond_for_alias_checks): Call above function.
3085 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
3087 * config/arm/iterators.md (Code iterators): Fix some white-space
3091 (FCVT): Moved from vfp.md.
3092 (VCVT_HF_US_N): New.
3093 (VCVT_SI_US_N): New.
3098 (FCVTI32typename): Moved from vfp.md.
3099 (sup): Add UNSPEC_VCVTA_S, UNSPEC_VCVTA_U, UNSPEC_VCVTM_S,
3100 UNSPEC_VCVTM_U, UNSPEC_VCVTN_S, UNSPEC_VCVTN_U, UNSPEC_VCVTP_S,
3101 UNSPEC_VCVTP_U, UNSPEC_VCVT_HF_S_N, UNSPEC_VCVT_HF_U_N,
3102 UNSPEC_VCVT_SI_S_N, UNSPEC_VCVT_SI_U_N, UNSPEC_VCVTH_S_N,
3103 UNSPEC_VCVTH_U_N, UNSPEC_VCVTH_S and UNSPEC_VCVTH_U.
3105 (fp16_rnd_str): New.
3106 (fp16_rnd_insn): New.
3107 * config/arm/unspecs.md (UNSPEC_VCVT_HF_S_N): New.
3108 (UNSPEC_VCVT_HF_U_N): New.
3109 (UNSPEC_VCVT_SI_S_N): New.
3110 (UNSPEC_VCVT_SI_U_N): New.
3111 (UNSPEC_VCVTH_S): New.
3112 (UNSPEC_VCVTH_U): New.
3113 (UNSPEC_VCVTA_S): New.
3114 (UNSPEC_VCVTA_U): New.
3115 (UNSPEC_VCVTM_S): New.
3116 (UNSPEC_VCVTM_U): New.
3117 (UNSPEC_VCVTN_S): New.
3118 (UNSPEC_VCVTN_U): New.
3119 (UNSPEC_VCVTP_S): New.
3120 (UNSPEC_VCVTP_U): New.
3121 (UNSPEC_VCVTP_S): New.
3122 (UNSPEC_VCVTP_U): New.
3124 (UNSPEC_VRNDA): New.
3125 (UNSPEC_VRNDI): New.
3126 (UNSPEC_VRNDM): New.
3127 (UNSPEC_VRNDN): New.
3128 (UNSPEC_VRNDP): New.
3129 (UNSPEC_VRNDX): New.
3130 * config/arm/vfp.md (<absneg_str>hf2): New.
3132 (neon_v<fp16_rnd_str>hf): New.
3133 (neon_vrndihf): New.
3138 (*mulsf3neghf_vfp): New.
3139 (*negmulhf3_vfp): New.
3140 (*mulsf3addhf_vfp): New.
3141 (*mulhf3subhf_vfp): New.
3142 (*mulhf3neghfaddhf_vfp): New.
3143 (*mulhf3neghfsubhf_vfp): New.
3146 (fmsubhf4_fp16): New.
3150 (neon_vsqrthf): New.
3151 (neon_vrsqrtshf): New.
3152 (FCVT): Move to iterators.md.
3153 (FCVTI32typename): Likewise.
3154 (neon_vcvth<sup>hf): New.
3155 (neon_vcvth<sup>si): New.
3156 (neon_vcvth<sup>_nhf_unspec): New.
3157 (neon_vcvth<sup>_nhf): New.
3158 (neon_vcvth<sup>_nsi_unspec): New.
3159 (neon_vcvth<sup>_nsi): New.
3160 (neon_vcvt<vcvth_op>h<sup>si): New.
3161 (neon_<fmaxmin_op>hf): New.
3163 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
3165 * config/s390/s390.md (bitoff, bitoff_plus): Neq mode attributes.
3166 ("*extzv<mode>_zEC12", "*insv<mode>_zEC12", "*insv<mode>_z10")
3167 ("*insv<mode>_zEC12_appendbitsleft")
3168 ("*insv<mode>_z10_appendbitsleft", "*r<noxa>sbg_<mode>_sll")
3169 ("*r<noxa>sbg_<mode>_srl"): Use new attributes.
3171 2016-09-23 Jakub Jelinek <jakub@redhat.com>
3173 * ipa-cp.c (ipcp_store_vr_results): Avoid static local var zero.
3174 * sreal.h (sreal::min, sreal::max): Avoid static local vars,
3175 construct values without normalization.
3176 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't initialize
3177 static local lhs_ops to vNULL.
3179 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
3180 Jiong Wang <jiong.wang@arm.com>
3182 * config/arm/arm.c (coproc_secondary_reload_class): Make HFmode
3183 available when FP16 instructions are available.
3184 (output_move_vfp): Add support for 16-bit data moves.
3185 (arm_validize_comparison): Fix some white-space. Support HFmode
3186 by conversion to SFmode.
3187 * config/arm/arm.md (truncdfhf2): Fix a comment.
3188 (extendhfdf2): Likewise.
3190 (movsicc): Fix some white-space.
3192 (movsfcc): Fix some white-space.
3194 * config/arm/vfp.md (*arm_movhi_vfp): Disable when VFP FP16
3195 instructions are available.
3196 (*thumb2_movhi_vfp): Likewise.
3197 (*arm_movhi_fp16): New.
3198 (*thumb2_movhi_fp16): New.
3199 (*movhf_vfp_fp16): New.
3200 (*movhf_vfp_neon): Disable when VFP FP16 instructions are available.
3201 (*movhf_vfp): Likewise.
3202 (extendhfsf2): Enable when VFP FP16 instructions are available.
3203 (truncsfhf2): Enable when VFP FP16 instructions are available.
3205 2016-09-23 Martin Liska <mliska@suse.cz>
3207 * config/s390/vx-builtins.md: Replace 'adress' with 'address'.
3209 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
3211 * config/arm/arm.c (arm_evpc_neon_vuzp): Add support for V8HF and
3213 (arm_evpc_neon_vtrn): Likewise.
3214 (arm_evpc_neon_vrev): Likewise.
3215 (arm_evpc_neon_vext): Likewise.
3216 * config/arm/arm_neon.h (vbsl_f16): New.
3220 (vdup_lane_f16): New.
3221 (vdupq_lane_f16): New.
3234 * config/arm/arm_neon_buillins.def (vdup_n): New (v8hf, v4hf variants).
3235 (vdup_lane): New (v8hf, v4hf variants).
3236 (vext): New (v8hf, v4hf variants).
3237 (vbsl): New (v8hf, v4hf variants).
3238 * config/arm/iterators.md (VDQWH): New.
3240 (V_double_vector_mode): Add V8HF and V4HF. Fix white-space.
3241 (Scalar_mul_8_16): Fix white-space.
3242 (Is_d_reg): Add V4HF and V8HF.
3243 * config/arm/neon.md (neon_vdup_lane<mode>_internal): New.
3244 (neon_vdup_lane<mode>): New.
3245 (neon_vtrn<mode>_internal): Replace VDQW with VDQWH.
3246 (*neon_vtrn<mode>_insn): Likewise.
3247 (neon_vzip<mode>_internal): Likewise. Also fix white-space.
3248 (*neon_vzip<mode>_insn): Likewise
3249 (neon_vuzp<mode>_internal): Likewise.
3250 (*neon_vuzp<mode>_insn): Likewise
3251 * config/arm/vec-common.md (vec_perm_const<mode>): New.
3253 2016-09-23 Jiong Wang <jiong.wang@arm.com>
3254 Matthew Wahab <matthew.wahab@arm.com>
3256 * config/arm/arm.c (output_move_vfp): Weaken assert to allow HImode.
3257 (arm_hard_regno_mode_ok): Allow HImode values in VFP registers.
3258 * config/arm/arm.md (*movhi_bytes): Disable when VFP registers are
3259 available. Also fix some white-space.
3260 * config/arm/vfp.md (*arm_movhi_vfp): New.
3261 (*thumb2_movhi_vfp): New.
3263 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
3265 * config/arm/arm-c.c (arm_cpu_builtins): Define
3266 "__ARM_FEATURE_FP16_SCALAR_ARITHMETIC" and
3267 "__ARM_FEATURE_FP16_VECTOR_ARITHMETIC".
3269 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
3271 * doc/sourcebuild.texi (ARM-specific attributes): Add anchor for
3272 arm_v8_1a_neon_ok. Add entries for arm_v8_2a_fp16_scalar_ok,
3273 arm_v8_2a_fp16_scalar_hw, arm_v8_2a_fp16_neon_ok and
3274 arm_v8_2a_fp16_neon_hw.
3275 (Add options): Add entries for arm_v8_1a_neon, arm_v8_2a_scalar,
3278 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
3280 * doc/sourcebuild.texi (ARM-specific attributes): Add entries for
3281 arm_fp16_alternative_ok and arm_fp16_none_ok.
3283 2016-09-23 Martin Liska <mliska@suse.cz>
3285 * ipa-icf.c (sem_variable::merge): Replace adress with address.
3287 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
3289 * config/arm/arm-arches.def ("armv8.1-a"): Add FL_CRC32.
3291 ("armv8.2-a+fp16"): New.
3292 * config/arm/arm-protos.h (FL2_ARCH8_2): New.
3293 (FL2_FP16INST): New.
3294 (FL2_FOR_ARCH8_2A): New.
3295 * config/arm/arm-tables.opt: Regenerate.
3296 * config/arm/arm.c (arm_arch8_2): New.
3297 (arm_fp16_inst): New.
3298 (arm_option_override): Set arm_arch8_2 and arm_fp16_inst. Check
3299 for incompatible fp16-format settings.
3300 * config/arm/arm.h (TARGET_VFP_FP16INST): New.
3301 (TARGET_NEON_FP16INST): New.
3302 (arm_arch8_2): Declare.
3303 (arm_fp16_inst): Declare.
3304 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for
3305 march=armv8.2-a and march=armv8.2-a+fp16.
3306 * config/arm/t-aprofile (Arch Matches): Add entries for armv8.2-a
3308 * doc/invoke.texi (ARM Options): Add "-march=armv8.1-a",
3309 "-march=armv8.2-a" and "-march=armv8.2-a+fp16".
3311 2016-09-23 Martin Liska <mliska@suse.cz>
3313 * doc/extend.texi: Remove fused-madd from i386 target options.
3315 2016-09-23 Martin Liska <mliska@suse.cz>
3317 * config/i386/i386.c (ix86_valid_target_attribute_inner_p):
3320 2016-09-23 Martin Liska <mliska@suse.cz>
3322 * config/i386/i386.c (ix86_valid_target_attribute_inner_p):
3325 2016-09-23 Martin Liska <mliska@suse.cz>
3328 * config/i386/i386.c (ix86_option_override_internal): Change
3329 signature and return false when there's an error related to
3331 (release_options_strings): New function.
3332 (ix86_valid_target_attribute_tree): Call the function.
3334 2016-09-23 Jakub Jelinek <jakub@redhat.com>
3336 * hsa-gen.c (hsa_op_immed::hsa_op_immed Use CONSTRUCTOR_NELTS (...)
3337 instead of vec_safe_length (CONSTRUCTOR_ELTS (...)).
3338 (gen_hsa_ctor_assignment): Likewise.
3339 * print-tree.c (print_node): Likewise.
3340 * tree-dump.c (dequeue_and_dump): Likewise.
3341 * tree-sra.c (sra_modify_constructor_assign): Likewise.
3342 * expr.c (store_constructor): Likewise.
3343 * fold-const.c (operand_equal_p): Likewise.
3344 * tree-pretty-print.c (dump_generic_node): Likewise.
3345 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Likewise.
3346 * ipa-icf-gimple.c (func_checker::compare_operand): Likewise.
3348 2016-09-23 Richard Biener <rguenther@suse.de>
3350 * hooks.h (hook_uint_uintp_false): Declare.
3352 2016-09-22 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
3354 * config/avr/avr.c (avr_rtx_costs_1): Handle DImode MULT.
3355 (avr_address_cost): Replace 61 with MAX_LD_OFFSET(mode).
3357 2016-09-22 Martin Sebor <msebor@redhat.com>
3360 * gimple-ssa-sprintf.c (target_int_min, target_int_max): Use
3361 HOST_BITS_PER_WIDE_INT, make a static local variable auto.
3362 (target_int_min): Correct computation.
3363 (format_integer): Use long long as the argument for the ll length
3365 (format_floating): Use target_int_max().
3366 (get_string_length): Same.
3367 (format_string): Avoid setting the bounded flag for strings
3369 (try_substitute_return_value): Avoid setting range info when
3370 the result isn't bounded.
3371 * varasm.c (assemble_name): Increase buffer size.
3373 2016-09-22 Andre Vieira <andre.simoesdiasvieira@arm.com>
3374 Terry Guo <terry.guo@arm.com>
3376 * target.def (elf_flags_numeric): New target hook.
3377 * targhooks.h (default_asm_elf_flags_numeric): New.
3378 * varasm.c (default_asm_elf_flags_numeric): New.
3379 (default_elf_asm_named_section): Use new target hook.
3380 * config/arm/arm.opt (mpure-code): New.
3381 * config/arm/arm.h (SECTION_ARM_PURECODE): New.
3382 * config/arm/arm.c (arm_asm_init_sections): Add section
3383 attribute to default text section if -mpure-code.
3384 (arm_option_check_internal): Diagnose use of option with
3385 non supported targets and/or options.
3386 (arm_asm_elf_flags_numeric): New.
3387 (arm_function_section): New.
3388 (arm_elf_section_type_flags): New.
3389 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Disable
3391 * gcc/doc/texi (TARGET_ASM_ELF_FLAGS_NUMERIC): New.
3392 * gcc/doc/texi.in (TARGET_ASM_ELF_FLAGS_NUMERIC): Likewise.
3394 2016-09-22 Jan Hubicka <hubicka@ucw.cz>
3396 * regcprop.c (copyprop_hardreg_forward_1): Remove noop moves.
3398 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3400 * emit-rtl.c (next_cc0_user): Make argument type rtx_insn *.
3401 * rtl.h: Adjust prototype.
3403 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3405 * emit-rtl.c (next_active_insn): Change argument type to rtx_insn *.
3406 (prev_active_insn): Likewise.
3407 (active_insn_p): Likewise.
3408 * rtl.h: Adjust prototypes.
3409 * cfgcleanup.c (merge_blocks_move_successor_nojumps): Adjust.
3410 * config/arc/arc.md: Likewise.
3411 * config/pa/pa.c (branch_to_delay_slot_p): Likewise.
3412 (branch_needs_nop_p): Likewise.
3413 (use_skip_p): Likewise.
3414 * config/sh/sh.c (gen_block_redirect): Likewise.
3415 (split_branches): Likewise.
3416 * reorg.c (optimize_skip): Likewise.
3417 (fill_simple_delay_slots): Likewise.
3418 (fill_slots_from_thread): Likewise.
3419 (relax_delay_slots): Likewise.
3420 * resource.c (mark_target_live_regs): Likewise.
3422 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3424 * config/cris/cris.c (cris_asm_output_case_end): Change argument
3426 * emit-rtl.c (next_nonnote_nondebug_insn): Likewise.
3427 (prev_nonnote_nondebug_insn): Likewise.
3428 * config/cris/cris-protos.h: Adjust prototype.
3430 * jump.c (rtx_renumbered_equal_p): Adjust.
3432 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3434 * emit-rtl.c (prev_real_insn): Change argument type to rtx_insn *.
3435 * rtl.h: Adjust prototype.
3436 * config/sh/sh.md: Adjust.
3437 * dwarf2out.c (add_var_loc_to_decl): Likewise.
3439 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3441 * emit-rtl.c (next_nondebug_insn): Change argument type to rtx_insn *.
3442 (prev_nondebug_insn): Likewise.
3443 * loop-doloop.c (doloop_condition_get): Likewise.
3444 * rtl.h: Adjust prototype.
3445 * cfgloop.h: Likewise.
3447 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3449 * emit-rtl.c (next_nonnote_insn): Change argument type to rtx_insn *.
3450 (prev_nonnote_insn): Likewise.
3451 * jump.c (reversed_comparison_code_parts): Likewise.
3452 (reversed_comparison): Likewise.
3453 * rtl.h: Adjust prototypes.
3454 * config/arc/arc.md: Adjust.
3455 * cse.c (find_comparison_args): Likewise.
3456 * reorg.c (redundant_insn): Change return type to rtx_insn *.
3457 (fix_reg_dead_note): Change argument type to rtx_insn *.
3458 (delete_prior_computation): Likewise.
3459 (delete_computation): Likewise.
3460 (fill_slots_from_thread): Adjust.
3461 (relax_delay_slots): Likewise.
3462 * simplify-rtx.c (simplify_unary_operation_1): Likewise.
3463 (simplify_relational_operation_1): Likewise.
3464 (simplify_ternary_operation): Likewise.
3466 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
3468 * config/arc/arc-protos.h (arc_label_align): Change type of
3469 variables from rtx to rtx_insn *.
3470 * config/arc/arc.c (arc_label_align): Likewise.
3471 * config/arm/arm.c (any_sibcall_could_use_r3): Likewise.
3472 * config/bfin/bfin.c (workaround_speculation): Likewise.
3473 * config/c6x/c6x.c (find_next_cycle_insn): Likewise.
3474 (find_last_same_clock): Likewise.
3475 (reorg_split_calls): Likewise.
3476 * config/cris/cris-protos.h (cris_cc0_user_requires_cmp): Likewise.
3477 * config/cris/cris.c (cris_cc0_user_requires_cmp): Likewise.
3478 * config/h8300/h8300-protos.h (same_cmp_preceding_p): Likewise.
3479 (same_cmp_following_p): Likewise.
3480 * config/h8300/h8300.c (same_cmp_preceding_p): Likewise.
3481 (same_cmp_following_p): Likwise.
3482 * config/m32r/m32r.c (m32r_expand_epilogue): Likewise.
3483 * config/nds32/nds32-protos.h (nds32_target_alignment): Likewise.
3484 * config/nds32/nds32.c (nds32_target_alignment): Likewise.
3485 * config/rl78/rl78.c (rl78_alloc_physical_registers_op2): Likewise.
3486 (rl78_alloc_physical_registers_cmp): Likewise.
3487 (rl78_alloc_physical_registers_umul): Likewise.
3488 (rl78_calculate_death_notes): Likewise.
3489 * config/s390/s390-protos.h (s390_label_align): Likewise.
3490 * config/s390/s390.c (s390_label_align): Likewise.
3491 * config/sh/sh.c (barrier_align): Likewise.
3492 * config/sparc/sparc-protos.h (emit_cbcond_nop): Likewise.
3493 * config/sparc/sparc.c (sparc_asm_function_epilogue): Likewise.
3494 (emit_cbcond_nop): Likewise.
3496 2016-09-22 Martin Liska <mliska@suse.cz>
3499 * ipa-icf.c (sem_variable::merge): Yield merge operation if
3500 alias address matters, not necessarily address of original.
3502 2016-09-22 Richard Biener <rguenther@suse.de>
3505 * gimple-fold.c (fold_array_ctor_reference): Turn asserts into
3508 2016-09-22 Richard Biener <rguenther@suse.de>
3511 * gimple-match-head.c (gimple_resimplify1): Drop TREE_OVERFLOW
3512 from constant folding results.
3513 (gimple_resimplify2): Likewise.
3514 (gimple_resimplify3): Likewise.
3516 2016-09-22 Richard Biener <rguenther@suse.de>
3519 * expr.c (expand_expr_real_1): Guard array access against negative
3522 2016-09-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3524 * gimple-ssa-sprintf.c (format_floating_max): Use GMP_RNDN instead
3526 (format_floating): Likewise.
3528 2016-09-22 Jakub Jelinek <jakub@redhat.com>
3531 * tree-inline.c (remap_gimple_stmt): Set has_simduid_loops
3532 for all IFN_GOMP_SIMD_* internal fns, not just for
3533 IFN_GOMP_SIMD_ORDERED_*.
3535 2016-09-21 Michael Meissner <meissner@linux.vnet.ibm.com>
3538 * config/rs6000/predicates.md (invert_fpmask_comparison_operator):
3539 New predicate that matches the ISA 3.0 XSCMP{EQ,GT,GE}DP
3540 instructions when you want to invert the test.
3541 * config/rs6000/rs6000.md (fpmask<mode>): Use the arguments in the
3542 correct order for XXSEL.
3543 (mov<SFDF:mode><SFDF2:mode>cc_invert_p9): Define the inverted test
3544 for using XSCMP{EQ,GT,GE}DP.
3546 2016-09-21 David Malcolm <dmalcolm@redhat.com>
3548 * genconstants.c (main): Introduce noop_reader and convert call
3549 to read_md_files to a method call.
3550 * genenums.c (main): Likewise.
3551 * genmddeps.c (main): Likewise.
3552 * genpreds.c (write_tm_constrs_h): Replace use of "in_fname" with
3553 rtx_reader_ptr->get_top_level_filename ().
3554 (write_tm_preds_h): Likewise.
3555 (write_insn_preds_c): Likewise.
3556 * gensupport.c (class gen_reader): New subclass of rtx_reader.
3557 (rtx_handle_directive): Convert to...
3558 (gen_reader::handle_unknown_directive): ...this.
3559 (init_rtx_reader_args_cb): Convert return type from bool to
3560 rtx_reader *. Create a gen_reader instance, using it for the
3561 call to read_md_files. Return it if no errors occur.
3562 (init_rtx_reader_args): Convert return type from bool to
3564 * gensupport.h (init_rtx_reader_args_cb): Likewise.
3565 (init_rtx_reader_args_cb): Likewise.
3566 * read-md.c (struct file_name_list): Move to class rtx_reader.
3567 (read_md_file): Delete in favor of rtx_reader::m_read_md_file.
3568 (read_md_filename): Delete in favor of
3569 rtx_reader::m_read_md_filename.
3570 (read_md_lineno): Delete in favor of rtx_reader::m_read_md_lineno.
3571 (in_fname): Delete in favor of rtx_reader::m_toplevel_fname.
3572 (base_dir): Delete in favor of rtx_reader::m_base_dir.
3573 (first_dir_md_include): Delete in favor of
3574 rtx_reader::m_first_dir_md_include.
3575 (last_dir_md_include_ptr): Delete in favor of
3576 rtx_reader::m_last_dir_md_include_ptr.
3577 (max_include_len): Delete.
3578 (rtx_reader_ptr): New.
3579 (fatal_with_file_and_line): Use get_filename and get_lineno
3580 accessors of rtx_reader_ptr.
3581 (require_char_ws): Likewise.
3582 (rtx_reader::read_char): New method, based on ::read_char.
3583 (rtx_reader::unread_char): New method, based on ::unread_char.
3584 (read_escape): Use get_filename and get_lineno accessors of
3586 (read_braced_string): Use get_lineno accessor of rtx_reader_ptr.
3587 (read_string): Use get_filename and get_lineno accessors of
3589 (rtx_reader::rtx_reader): New ctor.
3590 (rtx_reader::~rtx_reader): New dtor.
3591 (handle_include): Convert from a function to...
3592 (rtx_reader::handle_include): ...this method, converting
3593 handle_directive from a callback to a virtual function.
3594 (handle_file): Likewise, converting to...
3595 (rtx_reader::handle_file): ...this method.
3596 (handle_toplevel_file): Likewise, converting to...
3597 (rtx_reader::handle_toplevel_file): ...this method.
3598 (rtx_reader::get_current_location): New method.
3599 (parse_include): Convert from a function to...
3600 (rtx_reader::add_include_path): ...this method, dropping redundant
3601 update to unused max_include_len.
3602 (read_md_files): Convert from a function to...
3603 (rtx_reader::read_md_files): ...this method, converting
3604 handle_directive from a callback to a virtual function.
3605 (noop_reader::handle_unknown_directive): New method.
3606 * read-md.h (directive_handler_t): Delete this typedef.
3608 (read_md_file): Delete.
3609 (read_md_lineno): Delete.
3610 (read_md_filename): Delete.
3611 (class rtx_reader): New class.
3612 (rtx_reader_ptr): New decl.
3613 (class noop_reader): New subclass of rtx_reader.
3614 (read_char): Reimplement in terms of rtx_reader::read_char.
3615 (unread_char): Reimplement in terms of rtx_reader::unread_char.
3616 (read_md_files): Delete.
3617 * read-rtl.c (read_rtx_code): Update for deletion of globals
3618 read_md_filename and read_md_lineno.
3620 2016-09-21 Jason Merrill <jason@redhat.com>
3622 * input.h (from_macro_definition_at): New.
3624 2016-09-21 Segher Boessenkool <segher@kernel.crashing.org>
3626 * doc/rtl.texi (JUMP_LABEL): Document RETURN and SIMPLE_RETURN values.
3628 2016-09-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
3630 PR tree-optimization/77550
3631 * tree-vect-stmts.c (create_array_ref): Change parameters.
3632 (get_group_alias_ptr_type): New function.
3633 (vectorizable_store, vectorizable_load): Use get_group_alias_ptr_type.
3635 2016-09-21 Marek Polacek <polacek@redhat.com>
3637 * gimple-ssa-sprintf.c (pass_sprintf_length::compute_format_length):
3638 Add falls through comment.
3640 2016-09-21 Richard Biener <rguenther@suse.de>
3642 * dwarf2out.c (remove_child_with_prev): Clear child->die_sib.
3643 (replace_child): Likewise.
3644 (remove_child_TAG): Adjust.
3645 (move_marked_base_types): Likewise.
3646 (prune_unused_types_prune): Clear die_sib of removed children.
3648 2016-09-21 Georg-Johann Lay <avr@gjlay.de>
3651 * config/avr/avr.c (avr_notice_update_cc) [CC_NONE]: If insn
3652 touches some regs mentioned in cc_status, do CC_STATUS_INIT.
3654 2016-09-21 Richard Biener <rguenther@suse.de>
3656 PR tree-optimization/77648
3657 * tree-ssa-structalias.c (process_constraint): Handle all DEREF
3659 (make_transitive_closure_constraints): Adjust comment.
3660 (make_any_offset_constraints): New function.
3661 (handle_rhs_call): Make sure to first expand a pointer to all
3662 subfields before transitively closing it.
3663 (handle_const_call): Likewise. Properly expand returned
3665 (handle_pure_call): Likewise.
3667 2016-09-21 Richard Biener <rguenther@suse.de>
3668 Jakub Jelinek <jakub@redhat.com>
3670 PR tree-optimization/77621
3671 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Split
3672 group at non-vectorizable stmts.
3674 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
3676 PR tree-optimization/72835
3677 * tree-ssa-reassoc.c (make_new_ssa_for_def): New.
3678 (make_new_ssa_for_all_defs): Likewise.
3679 (zero_one_operation): Replace all SSA_NAMEs defined in the chain.
3681 2016-09-20 Martin Sebor <msebor@redhat.com>
3684 * Makefile.in (OBJS): Add gimple-ssa-sprintf.o.
3685 * config/linux.h (TARGET_PRINTF_POINTER_FORMAT): Redefine.
3686 * config/linux.c (gnu_libc_printf_pointer_format): New function.
3687 * config/sol2.h (TARGET_PRINTF_POINTER_FORMAT): Same.
3688 * config/sol2.c (solaris_printf_pointer_format): New function.
3689 * doc/invoke.texi (-Wformat-length, -fprintf-return-value): New
3691 * doc/tm.texi.in (TARGET_PRINTF_POINTER_FORMAT): Document.
3692 * doc/tm.texi: Regenerate.
3693 * gimple-fold.h (get_range_strlen): New function.
3694 (get_maxval_strlen): Declare existing function.
3695 * gimple-fold.c (get_range_strlen): Add arguments and compute both
3696 maximum and minimum.
3697 (get_range_strlen): Define overload.
3698 (get_maxval_strlen): Adjust.
3699 * gimple-ssa-sprintf.c: New file and pass.
3700 * passes.def (pass_sprintf_length): Add new pass.
3701 * targhooks.h (default_printf_pointer_format): Declare new function.
3702 (gnu_libc_printf_pointer_format): Same.
3703 (solaris_libc_printf_pointer_format): Same.
3704 * targhooks.c (default_printf_pointer_format): Define new function.
3705 * tree-pass.h (make_pass_sprintf_length): Declare new function.
3706 * print-tree.c: Increase buffer size.
3708 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
3710 * tree-vrp.c (get_value_range): Teach PARM_DECL to use ipa-vrp results.
3712 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
3714 * common.opt: New option -fipa-vrp.
3715 * ipa-cp.c (ipa_get_vr_lat): New.
3716 (ipcp_vr_lattice::print): Likewise.
3717 (print_all_lattices): Call ipcp_vr_lattice::print.
3718 (ipcp_vr_lattice::meet_with): New.
3719 (ipcp_vr_lattice::meet_with_1): Likewise.
3720 (ipcp_vr_lattice::top_p): Likewise.
3721 (ipcp_vr_lattice::bottom_p): Likewsie.
3722 (ipcp_vr_lattice::set_to_bottom): Likewise.
3723 (set_all_contains_variable): Call VR set_to_bottom.
3724 (initialize_node_lattices): Init VR lattices.
3725 (propagate_vr_accross_jump_function): New.
3726 (propagate_constants_accross_call): Call
3727 propagate_vr_accross_jump_function.
3728 (ipcp_store_vr_results): New.
3729 (ipcp_driver): Handle VR.
3730 * ipa-prop.c (ipa_print_node_jump_functions_for_edge): Handle VR.
3731 (ipa_set_jf_unknown): Likewise.
3732 (ipa_compute_jump_functions_for_edge): Likewise.
3733 (ipa_node_params_t::duplicate): Likewise.
3734 (ipa_write_jump_function): Likewise.
3735 (ipa_read_jump_function): Likewise.
3736 (write_ipcp_transformation_info): Likewise.
3737 (read_ipcp_transformation_info): Likewise.
3738 (ipcp_update_vr): New.
3739 (ipcp_transform_function): Handle VR.
3740 * ipa-prop.h (struct ipa_vr): New.
3741 * cgraph.c: Include tree-vrp.h.
3742 * cgraphunit.c: Likewise.
3743 * ipa-utils.c: Likewise.
3746 * toplev.c: Likewise.
3747 * ipa-devirt.c: Likewise.
3748 * ipa-inline-transform.c: Likewise.
3749 * ipa-inline.c: Likewise.
3750 * ipa-profile.c: Likewise.
3752 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
3754 * doc/invoke.texi: Document -fdump-tree-evrp.
3755 * passes.def: Define new pass_early_vrp.
3756 * timevar.def: Define new TV_TREE_EARLY_VRP.
3757 * tree-pass.h (make_pass_early_vrp): New.
3758 * tree-ssa-propagate.c: Make replace_uses_in non static.
3759 * tree-ssa-propagate.h: Export replace_uses_in.
3760 * tree-vrp.c (extract_range_for_var_from_comparison_expr): New.
3761 (extract_range_from_assert): Factor out
3762 extract_range_for_var_from_comparison_expr.
3763 (vrp_initialize_lattice): New.
3764 (vrp_initialize): Factor out vrp_initialize_lattice.
3765 (vrp_valueize): Fix it to reject complex value ranges.
3766 (vrp_free_lattice): New.
3767 (evrp_dom_walker::before_dom_children): Likewise.
3768 (evrp_dom_walker::after_dom_children): Likewise.
3769 (evrp_dom_walker::push_value_range): Likewise.
3770 (evrp_dom_walker::pop_value_range): Likewise.
3771 (execute_early_vrp): Likewise.
3772 (execute_vrp): Call vrp_initialize_lattice and vrp_free_lattice.
3773 (make_pass_early_vrp): New.
3775 2016-09-20 Uros Bizjak <ubizjak@gmail.com>
3777 * config/i386/i386.md (mult->ashift peephole2s): Use pow2p_hwi
3778 instead of exact_log2.
3780 2016-09-20 Uros Bizjak <ubizjak@gmail.com>
3783 * config/i386/i386.c (ix86_preferred_simd_mode) <case DFmode>:
3784 Don't return word_mode for !TARGET_VECTORIZE_DOUBLE.
3785 (ix86_add_stmt_cost): Penalize DFmode vector operations
3786 for !TARGET_VECTORIZE_DOUBLE.
3788 2016-09-20 Gerald Pfeifer <gerald@pfeifer.com>
3790 * doc/invoke.texi (Warning Options): Simplify language.
3791 (Optimize Options): Complete sentence.
3793 2016-09-20 David Edelsohn <dje.gcc@gmail.com>
3795 * dbxout.c (xcoff_debug_hooks): Add filename parameter to
3798 2016-09-20 Michael Meissner <meissner@linux.vnet.ibm.com>
3801 * config/rs6000/rs6000.c (rs6000_expand_vector_init): For V4SF
3802 inits on power8 and above, use the VMRGEW instruction instead of a
3805 * config/rs6000/altivec.md (UNSPEC_VMRGEW_DIRECT): New unspec.
3806 (p8_vmrgew_v4sf_direct): New VMRGEW insn for V4SF floating
3809 2016-09-20 Tamar Christina <tamar.christina@arm.com>
3811 * config/aarch64/arm_neon.h
3812 (vst2_s64, vst2_u64, vst2_f64, vst2_s8): Add missing attributes.
3813 (vst3_s64, vst3_u64, vst3_f64, vst3_s8): Likewise.
3814 (vst4_s64, vst4_u64, vst4_f64, vst4_s8): Likewise.
3816 2016-09-20 Bernd Edlinger <bernd.edlinger@hotmail.de>
3818 * config/var/vax.h (ELIMINABLE_REGS): Define.
3819 (INITIAL_ELIMINATION_OFFSET): Define.
3821 2016-09-20 Jakub Jelinek <jakub@redhat.com>
3824 * builtins.c (fold_builtin_atomic_always_lock_free): Only look through
3825 cast to void * if the cast is from some other pointer type.
3827 2016-09-20 Richard Biener <rguenther@suse.de>
3829 PR tree-optimization/77646
3830 * tree-ssa-sccvn.c (visit_reference_op_call): Always value-number
3833 2016-09-20 Tamar Christina <tamar.christina@arm.com>
3835 * config/aarch64/arm_neon.h: Add gnu_inline and artificial
3836 attributes to all inlined functions and make them extern.
3838 2016-09-20 Richard Biener <rguenther@suse.de>
3840 * debug.h (gcc_debug_hooks): Add filename parameter to early_finish
3842 * debug.c (do_nothing_debug_hooks): Adjust.
3843 * dbxout.c (dbx_debug_hooks): Likewise.
3844 * sdbout.c (sdb_debug_hooks): Likewise.
3845 * dwarf2out.c (dwarf2_lineno_debug_hooks): Likewise.
3846 (dwarf2out_finish): Move producer, filename and
3848 (dwarf2out_early_finish): ... here. Remove in_lto_p special-casing.
3849 * cgraphunit.c (symbol_table::finalize_compilation_unit): Adjust.
3851 2016-09-19 Bernd Edlinger <bernd.edlinger@hotmail.de>
3854 * doc/invoke.texi: Document -Wint-in-bool-context.
3857 * dwarf2out.c (output_loc_operands): Fix an assertion.
3859 2016-09-19 Joseph Myers <joseph@codesourcery.com>
3861 * ginclude/float.h [__STDC_WANT_IEC_60559_BFP_EXT__]
3862 (CR_DECIMAL_DIG): New macro.
3864 2016-09-19 Joseph Myers <joseph@codesourcery.com>
3866 * ginclude/stddef.h (max_align_t) [__i386__]: Add __float128
3869 2016-09-19 Vladimir Makarov <vmakarov@redhat.com>
3871 PR rtl-optimization/77416
3872 * lra-remat.c (operand_to_remat): Process hard coded insn
3875 2016-09-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3877 * simplify-rtx.c (simplify_relational_operation_1): Add transformation
3878 (GTU (PLUS a C) (C - 1)) --> (LTU a -C).
3880 2016-09-19 Segher Boessenkool <segher@kernel.crashing.org>
3882 * target.def (lra_p): Wordsmithing.
3883 * doc/tm.texi: Regenerate.
3885 2016-09-19 Jakub Jelinek <jakub@redhat.com>
3886 Jan Hubicka <jh@suse.cz>
3889 * cgraph.c (cgraph_node::rtl_info): Pass &avail to
3890 ultimate_alias_target call, return NULL if avail < AVAIL_AVAILABLE.
3891 Call ultimate_alias_target just once, not up to 4 times.
3893 2016-09-19 Richard Biener <rguenther@suse.de>
3895 * dwarf2out.c (early_dwarf_finished): New global.
3896 (set_early_dwarf::set_early_dwarf): Assert early_dwarf_finished
3898 (dwarf2out_early_finish): Set early_dwarf_finished at the end,
3899 if called from LTO exit early.
3900 (dwarf2out_late_global_decl): When being during the early
3901 debug phase do not add locations but only const value attributes.
3902 Adjust the way we generate early DIEs for LTO.
3904 2016-09-19 Richard Biener <rguenther@suse.de>
3907 * tree-data-ref.c (analyze_subscript_affine_affine): Use the
3908 proper niter to bound the loops.
3910 2016-09-19 Richard Biener <rguenther@suse.de>
3912 PR tree-optimization/77514
3913 * tree-ssa-pre.c (create_expression_by_pieces): Optimize
3914 search for folded stmt.
3916 2016-09-17 Jan Hubicka <hubicka@ucw.cz>
3918 * passes.def (pass_early_thread_jumps): Schedule after forwprop.
3919 * tree-pass.h (make_pass_early_thread_jumps): Declare.
3920 * tree-ssa-threadbackward.c (fsm_find_thread_path,
3921 fsm_find_thread_path, profitable_jump_thread_path,
3922 fsm_find_control_statement_thread_paths,
3923 find_jump_threads_backwards): Add speed_p parameter.
3924 (pass_data_early_thread_jumps): New pass.
3925 (make_pass_early_thread_jumps): New function.
3927 2016-09-17 Andreas Schwab <schwab@suse.de>
3929 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Add cast.
3930 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
3932 2016-09-16 Eric Botcazou <ebotcazou@adacore.com>
3934 * recog.c (rest_of_handle_split_after_reload): Delete.
3935 (pass_split_after_reload::gate): New method.
3936 (pass_split_after_reload::execute): Call split_all_insns directly.
3938 2016-09-16 Jonathan Wakely <jwakely@redhat.com>
3940 * doc/extend.texi (Integer Overflow Builtins): Fix type of out
3941 parameters for functions taking long long arguments.
3943 2016-09-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3946 * config/rs6000/rs6000.c (rtx_is_swappable_p): Add support for
3947 splat with truncate.
3949 2016-09-16 Jason Merrill <jason@redhat.com>
3951 * hwint.h (least_bit_hwi, pow2_or_zerop, pow2p_hwi, ctz_or_zero):
3953 * hwint.c (exact_log2): Use pow2p_hwi.
3954 (ctz_hwi, ffs_hwi): Use least_bit_hwi.
3955 * alias.c (memrefs_conflict_p): Use pow2_or_zerop.
3956 * builtins.c (get_object_alignment_2, get_object_alignment)
3957 (get_pointer_alignment, fold_builtin_atomic_always_lock_free): Use
3959 * calls.c (compute_argument_addresses, store_one_arg): Use
3961 * cfgexpand.c (expand_one_stack_var_at): Use least_bit_hwi.
3962 * combine.c (force_to_mode): Use least_bit_hwi.
3963 (contains_muldiv, find_split_point, combine_simplify_rtx)
3964 (simplify_if_then_else, simplify_set, force_to_mode)
3965 (if_then_else_cond, simplify_and_const_int_1)
3966 (simplify_compare_const): Use pow2p_hwi.
3967 * cse.c (fold_rtx): Use pow2p_hwi.
3968 * emit-rtl.c (set_mem_attributes_minus_bitpos, adjust_address_1):
3970 * expmed.c (synth_mult, expand_divmod): Use ctz_or_zero, ctz_hwi.
3971 (init_expmed_one_conv): Use pow2p_hwi.
3972 * expr.c (is_aligning_offset): Use pow2p_hwi.
3973 * fold-const.c (round_up_loc, round_down_loc): Use pow2_or_zerop.
3974 (fold_binary_loc): Use pow2p_hwi.
3975 * function.c (assign_parm_find_stack_rtl): Use least_bit_hwi.
3976 * gimple-fold.c (gimple_fold_builtin_memory_op): Use pow2p_hwi.
3977 * gimple-ssa-strength-reduction.c (replace_ref): Use least_bit_hwi.
3978 * hsa-gen.c (gen_hsa_addr_with_align, hsa_bitmemref_alignment):
3980 * ifcvt.c (noce_try_store_flag_constants): Use pow2p_hwi.
3981 * ipa-cp.c (ipcp_alignment_lattice::meet_with_1): Use least_bit_hwi.
3982 * ipa-prop.c (ipa_modify_call_arguments): Use least_bit_hwi.
3983 * omp-low.c (oacc_loop_fixed_partitions)
3984 (oacc_loop_auto_partitions): Use least_bit_hwi.
3985 * rtlanal.c (nonzero_bits1): Use ctz_or_zero.
3986 * stor-layout.c (place_field): Use least_bit_hwi.
3987 * tree-pretty-print.c (dump_generic_node): Use pow2p_hwi.
3988 * tree-sra.c (build_ref_for_offset): Use least_bit_hwi.
3989 * tree-ssa-ccp.c (ccp_finalize): Use least_bit_hwi.
3990 * tree-ssa-math-opts.c (bswap_replace): Use least_bit_hwi.
3991 * tree-ssa-strlen.c (handle_builtin_memcmp): Use pow2p_hwi.
3992 * tree-vect-data-refs.c (vect_analyze_group_access_1)
3993 (vect_grouped_store_supported, vect_grouped_load_supported)
3994 (vect_permute_load_chain, vect_shift_permute_load_chain)
3995 (vect_transform_grouped_load): Use pow2p_hwi.
3996 * tree-vect-generic.c (expand_vector_divmod): Use ctz_or_zero.
3997 * tree-vect-patterns.c (vect_recog_divmod_pattern): Use ctz_or_zero.
3998 * tree-vect-stmts.c (vectorizable_mask_load_store): Use
4000 * tsan.c (instrument_expr): Use least_bit_hwi.
4001 * var-tracking.c (negative_power_of_two_p): Use pow2_or_zerop.
4003 2016-09-16 Andreas Schwab <schwab@suse.de>
4005 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Use parameter
4007 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
4009 2016-09-16 Jakub Jelinek <jakub@redhat.com>
4012 * combine.c (rest_of_handle_combine): If any edges have been purged,
4013 free dominators if available.
4015 2016-09-16 Jakub Jelinek <jakub@redhat.com>
4016 Eric Botcazou <ebotcazou@adacore.com>
4019 * internal-fn.c (expand_arith_overflow) <case MINUS_EXPR>: Don't fall
4020 through into expand_addsub_overflow after expand_neg_overflow.
4022 2016-09-15 David Malcolm <dmalcolm@redhat.com>
4024 * diagnostic-show-locus.c
4025 (selftest::test_fixit_insert_containing_newline): New function.
4026 (selftest::test_fixit_replace_containing_newline): New function.
4027 (selftest::diagnostic_show_locus_c_tests): Call the above.
4029 2016-09-15 Bin Cheng <bin.cheng@arm.com>
4031 PR tree-optimization/77503
4032 * tree-vect-loop.c (vectorizable_reduction): Record reduction
4033 code for CONST_COND_REDUCTION at analysis stage and use it at
4035 * tree-vectorizer.h (struct _stmt_vec_info): New field.
4036 (STMT_VINFO_VEC_CONST_COND_REDUC_CODE): New macro.
4037 * tree-vect-stmts.c (new_stmt_vec_info): Initialize above new
4040 2016-09-15 Richard Biener <rguenther@suse.de>
4043 * fold-const.c (split_tree): Do not split constant ~X.
4045 2016-09-15 Jakub Jelinek <jakub@redhat.com>
4047 PR rtl-optimization/77425
4048 * sched-int.h (sd_iterator_cond): Don't update it_ptr->linkp if list
4052 * config/i386/i386.c (ix86_parse_stringop_strategy_string): Simplify,
4053 use %qs instead of %s where desirable, use argument instead of arg in
4054 the diagnostic wording, add list of supported strategies and
4056 (ix86_option_override_internal): Emit target("m...") instead of
4057 option("m...") in the diagnostic. Use %qs instead of %s in invalid
4058 -march/-mtune option diagnostic. Add list of supported arches/tunings
4059 and spellcheck hint. Remove prefix, suffix and sw variables, use
4060 main_args_p ? "..." : "..." in diagnostics to make translation
4063 2016-09-15 Richard Biener <rguenther@suse.de>
4065 * dwarf2asm.h (dw2_asm_output_offset): Add overload with
4066 extra offset argument.
4067 * dwarf2asm.c (dw2_asm_output_offset): Implement that.
4068 * doc/tm.texi.in (ASM_OUTPUT_DWARF_OFFSET): Adjust documentation
4069 to reflect new offset parameter.
4070 * doc/tm.texi: Regenerate.
4071 * config/darwin.h (ASM_OUTPUT_DWARF_OFFSET): Adjust.
4072 * config/darwin-protos.h (darwin_asm_output_dwarf_delta): Add
4074 (darwin_asm_output_dwarf_offset): Likewise.
4075 * config/darwin.c (darwin_asm_output_dwarf_delta): Add offset
4077 (darwin_asm_output_dwarf_offset): Pass offset argument through.
4078 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Adjust.
4079 * config/i386/cygmin.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
4081 2016-09-15 Chung-Lin Tang <cltang@codesourcery.com>
4084 * ipa-icf.c (set_alias_uids): New function.
4085 (sem_variable::merge): Use set_alias_uids to set DECL_PT_UID of
4086 all the merged variable's referring aliases.
4088 2016-09-15 Richard Biener <rguenther@suse.de>
4090 PR tree-optimization/77514
4091 * tree-ssa-pre.c (create_expression_by_pieces): Handle garbage
4092 only forced_stmts sequence.
4094 2016-09-15 Kugan Vivekanandarajah <kuganv@linaro.org>
4096 * tree-ssanames.h (FOR_EACH_SSA_NAME): New.
4097 * cfgexpand.c (update_alias_info_with_stack_vars): Use
4098 FOR_EACH_SSA_NAME to iterate over SSA variables.
4099 (pass_expand::execute): Likewise.
4100 * omp-simd-clone.c (ipa_simd_modify_function_body): Likewise.
4101 * tree-cfg.c (dump_function_to_file): Likewise.
4102 * tree-into-ssa.c (pass_build_ssa::execute): Likewise.
4103 (update_ssa): Likewise.
4104 * tree-ssa-alias.c (dump_alias_info): Likewise.
4105 * tree-ssa-ccp.c (ccp_finalize): Likewise.
4106 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Likewise.
4107 (create_outofssa_var_map): Likewise.
4108 (coalesce_ssa_name): Likewise.
4109 * tree-ssa-operands.c (dump_immediate_uses): Likewise.
4110 * tree-ssa-pre.c (compute_avail): Likewise.
4111 * tree-ssa-sccvn.c (init_scc_vn): Likewise.
4112 (scc_vn_restore_ssa_info): Likewise.
4113 (free_scc_vn): Likwise.
4114 (run_scc_vn): Likewise.
4115 * tree-ssa-structalias.c (compute_points_to_sets): Likewise.
4116 * tree-ssa-ter.c (new_temp_expr_table): Likewise.
4117 * tree-ssa-copy.c (fini_copy_prop): Likewise.
4118 * tree-ssa.c (verify_ssa): Likewise.
4120 2016-09-14 Matthew Fortune <matthew.fortune@imgtec.com>
4122 * config.gcc (mips*-mti-elf*, mips*-mti-linux*): Set mips32r2
4123 and mips64r2 as default 32-bit and 64-bit architectures.
4124 (mips*-img-elf*, mips*-img-linux*): Set mips32r6 and mips64r6
4125 as default 32-bit and 64-bit architectures.
4127 2016-09-14 Pat Haugen <pthaugen@us.ibm.com>
4129 * loop-unroll.c (unroll_loop_runtime_iterations): Set probability
4132 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
4134 * target.def (lra_p): Change commentary (for the manual) for the
4136 * doc/tm.texi: Regenerate.
4138 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
4140 * config/aarch64/aarch64.c (TARGET_LRA_P): Delete macro.
4141 * config/arm/arm.c (TARGET_LRA_P): Delete macro.
4142 * config/i386/i386.c (TARGET_LRA_P): Delete macro.
4143 * config/nds32/nds32.c (TARGET_LRA_P): Delete macro.
4145 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
4147 * targhooks.c (default_lra_p): Return true instead of false.
4149 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
4151 * config/alpha/alpha.c (TARGET_LRA_P): New macro, defined to
4152 hook_bool_void_false.
4153 * config/avr/avr.c: Ditto.
4154 * config/bfin/bfin.c: Ditto.
4155 * config/c6x/c6x.c: Ditto.
4156 * config/cr16/cr16.c: Ditto.
4157 * config/cris/cris.c: Ditto.
4158 * config/epiphany/epiphany.c: Ditto.
4159 * config/fr30/fr30.c: Ditto.
4160 * config/frv/frv.c: Ditto.
4161 * config/h8300/h8300.c: Ditto.
4162 * config/ia64/ia64.c: Ditto.
4163 * config/iq2000/iq2000.c: Ditto.
4164 * config/lm32/lm32.c: Ditto.
4165 * config/m32c/m32c.c: Ditto.
4166 * config/m32r/m32r.c: Ditto.
4167 * config/m68k/m68k.c: Ditto.
4168 * config/mcore/mcore.c: Ditto.
4169 * config/microblaze/microblaze.c: Ditto.
4170 * config/mmix/mmix.c: Ditto.
4171 * config/mn10300/mn10300.c: Ditto.
4172 * config/moxie/moxie.c: Ditto.
4173 * config/msp430/msp430.c: Ditto.
4174 * config/nios2/nios2.c: Ditto.
4175 * config/nvptx/nvptx.c: Ditto.
4176 * config/pa/pa.c: Ditto.
4177 * config/pdp11/pdp11.c: Ditto.
4178 * config/rl78/rl78.c: Ditto.
4179 * config/sparc/sparc.c: Ditto.
4180 * config/spu/spu.c: Ditto.
4181 * config/stormy16/stormy16.c: Ditto.
4182 * config/tilegx/tilegx.c: Ditto.
4183 * config/tilepro/tilepro.c: Ditto.
4184 * config/v850/v850.c: Ditto.
4185 * config/vax/vax.c: Ditto.
4186 * config/visium/visium.c: Ditto.
4187 * config/xtensa/xtensa.c: Ditto.
4189 2016-09-14 Jakub Jelinek <jakub@redhat.com>
4192 * tsan.c: Include target.h.
4193 (enum tsan_atomic_action): Add bool_clear and bool_test_and_set.
4194 (BOOL_CLEAR, BOOL_TEST_AND_SET): Define.
4195 (tsan_atomic_table): Add BUILT_IN_ATOMIC_CLEAR and
4196 BUILT_IN_ATOMIC_TEST_AND_SET entries.
4197 (instrument_builtin_call): Handle bool_clear and bool_test_and_set.
4199 2016-09-14 Bernd Edlinger <bernd.edlinger@hotmail.de>
4200 Martin Liska <mliska@suse.cz>
4203 * predict.c (force_edge_cold): Add braces to a condition.
4205 2016-09-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
4207 PR rtl-optimization/77289
4208 * lra-constraints.c (get_final_hard_regno): Removed.
4209 (get_hard_regno): Add new parameter final_p.
4210 (get_reg_class): Directly call lra_get_elimination_hard_regno.
4211 (operands_match_p): Adjust call to get_hard_regno.
4212 (uses_hard_regs_p): Likewise.
4213 (process_alt_operands): Likewise.
4215 2016-09-13 Joe Seymour <joe.s@somniumtech.com>
4218 * config/msp430/msp430.c (msp430_start_function): Emit an error
4219 if a function is both weak and specifies an interrupt number.
4221 2016-09-13 Jakub Jelinek <jakub@redhat.com>
4223 PR tree-optimization/77454
4224 * tree-ssa-dom.c (optimize_stmt): Set modified flag on stmt after
4225 changing GIMPLE_COND. Move update_stmt_if_modified call after this.
4228 2016-09-13 Tamar Christina <tamar.christina@arm.com>
4230 * config/aarch64/aarch64-builtins.c
4231 (aarch64_init_simd_builtins): Fix builtin type signature printing.
4233 2016-09-13 Uros Bizjak <ubizjak@gmail.com>
4235 * config/alpha/alpha.c (alpha_pass_by_reference): Pass un-named
4236 SFmode and SCmode arguments by reference.
4238 2016-09-13 David Malcolm <dmalcolm@redhat.com>
4240 * diagnostic-show-locus.c (selftest::test_one_liner_fixit_insert):
4242 (selftest::test_one_liner_fixit_insert_before): ...this, and update
4243 for renaming of add_fixit_insert to add_fixit_insert_before.
4244 (selftest::test_one_liner_fixit_insert_after): New function.
4245 (selftest::test_one_liner_fixit_validation_adhoc_locations):
4246 Update for renaming of add_fixit_insert to add_fixit_insert_before.
4247 (selftest::test_one_liner_many_fixits): Likewise.
4248 (selftest::test_diagnostic_show_locus_one_liner): Update for
4249 renaming, call new test function.
4250 (selftest::test_diagnostic_show_locus_fixit_lines): Update for
4251 renaming of add_fixit_insert to add_fixit_insert_before.
4252 (selftest::test_fixit_consolidation): Likewise.
4253 * diagnostic.c (selftest::test_print_parseable_fixits_insert):
4255 * edit-context.c (selftest::test_applying_fixits_insert): Rename to...
4256 (selftest::test_applying_fixits_insert_before): ...this.
4257 (selftest::test_applying_fixits_insert): Update for renaming of
4258 add_fixit_insert to add_fixit_insert_before.
4259 (selftest::test_applying_fixits_insert_after): New function.
4260 (selftest::test_applying_fixits_insert_after_at_line_end): New
4262 (selftest::test_applying_fixits_insert_after_failure): New function.
4263 (selftest::test_applying_fixits_multiple): Update for renaming of
4264 add_fixit_insert to add_fixit_insert_before.
4265 (selftest::change_line): Likewise.
4266 (selftest::test_applying_fixits_unreadable_file): Likewise.
4267 (selftest::test_applying_fixits_line_out_of_range): Likewise.
4268 (selftest::test_applying_fixits_column_validation): Likewise.
4269 (selftest::test_applying_fixits_column_validation): Likewise.
4270 (selftest::edit_context_c_tests): Update for renamed test function;
4271 call new test functions.
4273 2016-09-13 Pat Haugen <pthaugen@us.ibm.com>
4275 PR tree-optimization/77536
4276 PR rtl-optimization/68212
4277 * config/rs6000/rs6000.md (div->recip splitter): Remove
4278 optimize_insn_for_speed_p condition.
4280 2016-09-13 Maciej W. Rozycki <macro@imgtec.com>
4282 * optabs.c (prepare_cmp_insn): Update documentation comment.
4284 2016-09-13 Jakub Jelinek <jakub@redhat.com>
4285 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4288 * opts.h (candidates_list_and_hint): Declare.
4289 * opts-common.c (candidates_list_and_hint): New function.
4290 (cmdline_handle_error): Use it.
4292 2016-09-12 David Malcolm <dmalcolm@redhat.com>
4294 * edit-context.c (edited_line::get_len): New accessor.
4295 (edited_file::print_diff): Split out hunk-printing into...
4296 (edited_file::print_diff_hunk): New method.
4297 (edited_file::print_diff_line): New method.
4299 2016-09-12 Andrew Pinski <apinski@cavium.com>
4301 * config/aarch64/aarch64-tuning-flags.def (SLOW_UNALIGNED_LDPW):
4303 * config/aarch64/aarch64.c (thunderx_tunings): Enable
4304 AARCH64_EXTRA_TUNE_SLOW_UNALIGNED_LDPW.
4305 (aarch64_operands_ok_for_ldpstp): Return false if
4306 AARCH64_EXTRA_TUNE_SLOW_UNALIGNED_LDPW and the mode
4307 was SImode and the alignment is less than 8 byte.
4308 (aarch64_operands_adjust_ok_for_ldpstp): Likewise.
4310 2016-09-12 Orlando Arias <oarias@knights.ucf.edu>
4313 * config/msp430/msp430.md (delay_cycles_32x): Fix pushm/popm.
4315 2016-09-12 Marek Polacek <polacek@redhat.com>
4317 * doc/extend.texi: Use lowercase "boolean".
4318 * doc/invoke.texi: Likewise.
4319 * doc/md.texi: Likewise.
4320 * target.def: Likewise.
4321 * doc/tm.texi: Regenerated.
4323 2016-09-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4326 * expmed.c (synth_mult): Delete duplicate mode check.
4328 2016-09-10 Tom de Vries <tom@codesourcery.com>
4331 * builtins.c (std_canonical_va_list_type): Strictly return non-null for
4333 * config/i386/i386.c (ix86_canonical_va_list_type): Same.
4334 * gimplify.c (gimplify_va_arg_expr): Handle &va_list.
4336 2016-09-09 Peter Bergner <bergner@vnet.ibm.com>
4338 PR rtl-optimization/77289
4339 * lra-constraints.c (get_final_hard_regno): Add support for non hard
4340 register numbers. Remove support for subregs.
4341 (get_hard_regno): Use SUBREG_P. Don't call get_final_hard_regno().
4342 (get_reg_class): Delete removed get_final_hard_regno() argument.
4343 (uses_hard_regs_p): Call get_final_hard_regno().
4345 2016-09-09 Martin Sebor <msebor@redhat.com>
4349 * pretty-print.c (pp_quoted_string): New function.
4350 (pp_format): Call it for %c and %s directives.
4352 2016-09-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
4354 * doc/tm.texi.in (INITIAL_FRAME_POINTER_OFFSET): Remove.
4355 (ELIMINABLE_REGS, TARGET_CAN_ELIMINATE,
4356 INITIAL_ELIMINATION_OFFSET) : Update documentation.
4357 * target.def (frame_pointer_required, can_eliminate): Likewise.
4358 * doc/tm.texi: Regenerated.
4359 * builtins.c (expand_builtin_setjmp_receiver): Remove #ifdef
4361 * df-scan.c (df_hard_reg_init): Likewise.
4362 * ira.c (ira_setup_eliminable_regset): Likewise.
4363 * lra-eliminations.c (reg_eliminate_1, (update_reg_eliminate,
4364 init_elim_table): Likewise.
4365 * reload1.c (reg_eliminate_1, verify_initial_elim_offsets,
4366 set_initial_elim_offsets, update_eliminables,
4367 init_elim_table): Likewise.
4368 * rtlanal.c (get_initial_register_offset): Likewise.
4369 * config/ft32/ft32.h (INITIAL_FRAME_POINTER_OFFSET): Remove.
4370 * config/m32r/m32r.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
4371 * config/moxie/moxie.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
4372 * config/vax/vax.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
4373 * config/fr30/fr30.h: Fix comment.
4374 * config/frv/frv.c: Likewise.
4375 * config/frv/frv.h: Likewise.
4376 * config/ft32/ft32.h: Likewise.
4377 * config/visium/visium.h: Likewise.
4378 * config/pa/pa64-linux.h: Likewise.
4379 * config/v850/v850.h: Likewise.
4380 * config/cris/cris.c: Likewise.
4381 * config/ia64/ia64.h: Likewise.
4382 * config/moxie/moxie.h: Likewise.
4383 * config/m32r/m32r.h: Likewise.
4385 2016-09-10 Alexander Ivchenko <alexander.ivchenko@intel.com>
4388 * config.in: Regenerate.
4389 * config/i386/linux-common.h (MPX_LD_AS_NEEDED_GUARD_PUSH):
4391 (MPX_LD_AS_NEEDED_GUARD_PUSH): Ditto.
4392 (LIBMPXWRAPPERS_SPEC): Remove "--no-whole-archive" from
4393 static-libmpxwrappers case.
4394 (LIBMPX_SPEC): Add guards with MPX_LD_AS_NEEDED_GUARD_PUSH and
4395 MPX_LD_AS_NEEDED_GUARD_POP.
4396 * configure: Regenerate.
4397 * configure.ac (HAVE_LD_PUSHPOPSTATE_SUPPORT): New variable.
4398 defined if linker support "--push-state"/"--pop-state".
4400 2016-09-09 Bernd Edlinger <bernd.edlinger@hotmail.de>
4402 * doc/cpp.texi (__*_WIDTH__): Small wording fixes.
4404 2016-09-09 Joseph Myers <joseph@codesourcery.com>
4406 * doc/cpp.texi (__SCHAR_WIDTH__, __SHRT_WIDTH__, __INT_WIDTH__)
4407 (__LONG_WIDTH__, __LONG_LONG_WIDTH__, __PTRDIFF_WIDTH__)
4408 (__SIG_ATOMIC_WIDTH__, __SIZE_WIDTH__, __WCHAR_WIDTH__)
4409 (__WINT_WIDTH__, __INT_LEAST8_WIDTH__, __INT_LEAST16_WIDTH__)
4410 (__INT_LEAST32_WIDTH__, __INT_LEAST64_WIDTH__)
4411 (__INT_FAST8_WIDTH__, __INT_FAST16_WIDTH__, __INT_FAST32_WIDTH__)
4412 (__INT_FAST64_WIDTH__, __INTPTR_WIDTH__, __INTMAX_WIDTH__):
4414 * ginclude/stdint-gcc.h [__STDC_WANT_IEC_60559_BFP_EXT__]: Define
4415 width macros from TS 18661-1.
4416 * glimits.h [__STDC_WANT_IEC_60559_BFP_EXT__]: Likewise.
4418 2016-09-08 Jakub Jelinek <jakub@redhat.com>
4421 * omp-low.c (lower_rec_simd_input_clauses): Use max_vf for non-positive
4422 OMP_CLAUSE_SAFELEN_EXPR.
4424 2016-09-07 David Malcolm <dmalcolm@redhat.com>
4426 * Makefile.in (OBJS): Add substring-locations.o.
4427 * langhooks-def.h (class substring_loc): New forward decl.
4428 (lhd_get_substring_location): New decl.
4429 (LANG_HOOKS_GET_SUBSTRING_LOCATION): New macro.
4430 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_GET_SUBSTRING_LOCATION.
4431 * langhooks.c (lhd_get_substring_location): New function.
4432 * langhooks.h (class substring_loc): New forward decl.
4433 (struct lang_hooks): Add field get_substring_location.
4434 * substring-locations.c: New file, taking definition of
4435 format_warning_va and format_warning_at_substring from
4436 c-family/c-format.c, making them non-static.
4437 * substring-locations.h (class substring_loc): Move class here
4438 from c-family/c-common.h. Add and rewrite comments.
4439 (format_warning_va): New decl.
4440 (format_warning_at_substring): New decl.
4441 (get_source_location_for_substring): Add comment.
4443 2016-09-07 Eric Gallager <egall@gwmail.gwu.edu>
4445 * config/i386/i386.c: Add 'U' suffix to processor feature bits
4446 to avoid -Wnarrowing warning.
4447 * config/i386/x86-tune.def: Likewise for DEF_TUNE selector bitmasks.
4448 * opts.c: Likewise for SANITIZER_OPT bitmasks.
4450 2016-09-07 Wilco Dijkstra <wdijkstr@arm.com>
4452 * config/aarch64/aarch64.c (aarch64_legitimize_address):
4453 Avoid use of base_offset if offset already in range.
4455 2016-09-07 Kaz Kojima <kkojima@gcc.gnu.org>
4457 * config/sh/sh-protos.h (struct sh_atomic_model,
4458 selected_atomic_model, TARGET_ATOMIC_ANY, TARGET_ATOMIC_STRICT,
4459 TARGET_ATOMIC_SOFT_GUSA, TARGET_ATOMIC_HARD_LLCS,
4460 TARGET_ATOMIC_SOFT_TCB, TARGET_ATOMIC_SOFT_IMASK): Move to...
4461 * config/sh/sh.h (struct sh_atomic_model,
4462 selected_atomic_model, TARGET_ATOMIC_ANY, TARGET_ATOMIC_STRICT,
4463 TARGET_ATOMIC_SOFT_GUSA, TARGET_ATOMIC_HARD_LLCS,
4464 TARGET_ATOMIC_SOFT_TCB, TARGET_ATOMIC_SOFT_IMASK): ...here.
4465 Guard with __cplusplus.
4467 2016-09-06 Jakub Jelinek <jakub@redhat.com>
4470 * config/i386/i386.c (ix86_expand_builtin): For builtin with
4471 unsupported or unknown ISA, use expand_call.
4473 2016-09-06 Martin Liska <mliska@suse.cz>
4475 PR gcov-profile/77378
4476 PR gcov-profile/77466
4477 * tree-profile.c (tree_profiling): Detect whether target can use
4478 -fprofile-update=atomic.
4480 2016-09-06 Richard Biener <rguenther@suse.de>
4482 PR tree-optimization/77479
4483 * tree-vrp.c (update_value_range): Extend overflow handling to
4486 2016-09-05 Jakub Jelinek <jakub@redhat.com>
4489 * config/i386/i386.md (isa): Add x64_avx512bw.
4490 (*zero_extendsidi2): For alternative 11 use x64_avx512bw isa.
4491 (kmov_isa): New mode attr.
4492 (zero_extend<mode>di2): Use <kmov_isa> isa for the last alternative.
4493 (*zero_extend<mode>si2): Likewise.
4494 (*zero_extendqihi2): Use avx512dq isa for the last alternative.
4496 2016-09-05 Gerald Pfeifer <gerald@pfeifer.com>
4498 * doc/invoke.texi (SPU Options): nops -> NOPs.
4499 (x86 Options): Ditto.
4501 2016-09-05 Jakub Jelinek <jakub@redhat.com>
4504 * toplev.c (process_options): Temporarily set input_location
4505 to UNKNOWN_LOCATION around targetm.target_option.override () call.
4507 2016-09-05 Uros Bizjak <ubizjak@gmail.com>
4509 PR rtl-optimization/77452
4510 * explow.c (plus_constant) <case MEM>: Extract scalar constant from
4511 inner-mode reference to a CONST_VECTOR constant in the constant pool.
4513 2016-09-05 Marek Polacek <polacek@redhat.com>
4516 * doc/invoke.texi: Update -Wlogical-not-parentheses documentation.
4518 2016-09-05 Jakub Jelinek <jakub@redhat.com>
4521 * gensupport.c (alter_output_for_subst_insn): Remove redundant
4522 *insn_out == '*' test. Don't copy unnecessary to yet another
4523 memory buffer, and don't leak it.
4525 PR rtl-optimization/77425
4526 * ipa-devirt.c (get_odr_type): Set val->id unconditionally.
4528 2016-09-03 Kirill Yukhin <kirill.yukhin@intel.com>
4530 * ubsan.c (ubsan_use_new_style_p): Fix check for empty string.
4532 2016-09-02 David Malcolm <dmalcolm@redhat.com>
4534 * common.opt (fdiagnostics-generate-patch): New option.
4535 * diagnostic.c: Include "edit-context.h".
4536 (diagnostic_initialize): Initialize context->edit_context_ptr.
4537 (diagnostic_finish): Delete context->edit_context_ptr.
4538 (diagnostic_report_diagnostic): Add fix-it hints from the
4539 diagnostic to context->edit_context_ptr, if any.
4540 * diagnostic.h (class edit_context): Add forward decl.
4541 (struct diagnostic_context): Add field "edit_context_ptr".
4542 * doc/invoke.texi (Diagnostic Message Formatting Options): Add
4543 -fdiagnostics-generate-patch.
4544 (-fdiagnostics-generate-patch): New item.
4545 * toplev.c: Include "edit-context.h".
4546 (process_options): Set global_dc->edit_context_ptr to a new
4547 edit_context if the options need one.
4548 (toplev::main): Handle -fdiagnostics-generate-patch by using
4549 global_dc->edit_context_ptr.
4551 2016-09-02 Jakub Jelinek <jakub@redhat.com>
4554 * gimplify.c (gimplify_adjust_omp_clauses_1): Diagnose implicit
4555 map and firstprivate clauses on target construct for _Atomic
4557 (gimplify_adjust_omp_clauses): Diagnose explicit firstprivate clauses
4558 on target construct for _Atomic qualified decls.
4559 * omp-low.c (use_pointer_for_field): Return true for _Atomic qualified
4561 * omp-simd-clone.c (simd_clone_clauses_extract): Warn and give up for
4562 _Atomic qualified arguments not mentioned in uniform clause.
4564 2016-09-02 David Malcolm <dmalcolm@redhat.com>
4566 * Makefile.in (OBJS-libcommon): Add edit-context.o.
4567 * diagnostic-color.c (color_dict): Add "diff-filename",
4568 "diff-hunk", "diff-delete", and "diff-insert".
4569 (parse_gcc_colors): Update default value of GCC_COLORS in comment
4570 to reflect above changes.
4571 * doc/invoke.texi (-fdiagnostics-color): Update description of
4572 default GCC_COLORS, and of the supported capabilities.
4573 * edit-context.c: New file.
4574 * edit-context.h: New file.
4575 * input.c (struct fcache): Add field "missing_trailing_newline".
4576 (diagnostics_file_cache_forcibly_evict_file): Initialize it to
4578 (add_file_to_cache_tab): Likewise.
4579 (fcache::fcache): Likewise.
4580 (get_next_line): Update c->missing_trailing_newline.
4581 (location_missing_trailing_newline): New function.
4582 * input.h (location_missing_trailing_newline): New decl.
4583 * selftest-run-tests.c (selftest::run_tests): Call
4584 edit_context_c_tests.
4585 * selftest.h (edit_context_c_tests): New decl.
4587 2016-09-02 Jakub Jelinek <jakub@redhat.com>
4588 Richard Biener <rguenth@suse.de>
4590 PR tree-optimization/77444
4591 * tree-ssa-loop-ivopts.c (cand_value_at): For pointers use sizetype
4592 as steptype, remove redundant initialization.
4594 2016-09-02 Jakub Jelinek <jakub@redhat.com>
4597 * sanopt.c: Include gimple-ssa.h, tree-phinodes.h and ssa-iterators.h.
4598 (sanopt_optimize_walker): Optimize away
4599 __asan_before_dynamic_init (...) followed by
4600 __asan_after_dynamic_init () without intervening memory loads/stores.
4601 * ipa-pure-const.c (special_builtin_state): Handle
4602 BUILT_IN_ASAN_BEFORE_DYNAMIC_INIT and
4603 BUILT_IN_ASAN_AFTER_DYNAMIC_INIT.
4605 2016-09-02 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
4607 * cfg.c (free_original_copy_tables): Replace second assignment of
4608 bb_copy = NULL by bb_original = NULL.
4610 2016-09-02 Jakub Jelinek <jakub@redhat.com>
4613 * config/i386/i386.c (ix86_expanded_args_builtin): Remove redundant
4614 assignment added in r216794.
4616 2016-09-02 David Malcolm <dmalcolm@redhat.com>
4618 * Makefile.in (OBJS): Add typed-splay-tree.o.
4619 * selftest-run-tests.c (selftest::run_tests): Call
4620 typed_splay_tree_c_tests.
4621 * selftest.h (typed_splay_tree_c_tests): New decl.
4622 * typed-splay-tree.c: New file.
4623 * typed-splay-tree.h (typed_splay_tree::foreach_fn): New typedef.
4624 (typed_splay_tree::max): New method.
4625 (typed_splay_tree::min): New method.
4626 (typed_splay_tree::foreach): New method.
4627 (typed_splay_tree::closure): New struct.
4628 (typed_splay_tree::inner_foreach_fn): New function.
4630 2016-09-02 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
4632 * ipa-cp.c (ipcp_store_bits_results): Change option name from
4633 -fipa-cp-bit to -fipa-bit-cp.
4635 2016-09-01 Martin Sebor <msebor@redhat.com>
4637 PR tree-optimization/71831
4638 * tree-object-size.h: Return bool instead of the size and add
4639 argument for the size.
4640 * tree-object-size.c (compute_object_offset): Update signature.
4641 (addr_object_size): Same.
4642 (compute_builtin_object_size): Return bool instead of the size
4643 and add argument for the size. Handle POINTER_PLUS_EXPR when
4644 optimization is disabled.
4645 (expr_object_size): Adjust.
4646 (plus_stmt_object_size): Adjust.
4647 (pass_object_sizes::execute): Adjust.
4648 * builtins.c (fold_builtin_object_size): Adjust.
4649 * doc/extend.texi (Object Size Checking): Update.
4650 * ubsan.c (instrument_object_size): Adjust.
4652 2016-09-01 Martin Sebor <msebor@redhat.com>
4654 * genmatch.c (parser::parse_expr): Increase buffer size to guarantee
4655 it fits the output of the formatted function regardless of its
4657 * gcc/genmodes.c (parser::parse_expr): Same.
4658 * gimplify.c (gimplify_asm_expr): Same.
4659 * passes.c (pass_manager::register_one_dump_file): Same.
4660 * print-tree.c (print_node): Same.
4662 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
4664 * config/rs6000/altivec.md: Use VSCR_REGNO instead of 110 throughout.
4666 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
4668 * config/rs6000/altivec.md: Use VRSAVE_REGNO instead of 109 throughout.
4670 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
4672 * config/rs6000/altivec.md: Use CR6_REGNO instead of 74 throughout.
4673 * config/rs6000/vector.md: Ditto.
4674 * config/rs6000/vsx.md: Ditto.
4676 2016-09-01 Eric Botcazou <ebotcazou@adacore.com>
4678 * ipa-inline-analysis.c (param_change_prob): Get to the base object
4681 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
4683 * config/rs6000/rs6000.md (*restore_gpregs_<mode>_r11,
4684 *restore_gpregs_<mode>_r12, *restore_gpregs_<mode>_r1,
4685 *return_and_restore_gpregs_<mode>_r11,
4686 *return_and_restore_gpregs_<mode>_r12,
4687 *return_and_restore_gpregs_<mode>_r1,
4688 *return_and_restore_fpregs_<mode>_r11,
4689 *return_and_restore_fpregs_<mode>_r12,
4690 *return_and_restore_fpregs_<mode>_r1): Use the hard register LR_REGNO
4691 directly instead of via the "l" constraint. Renumber operands.
4694 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
4696 * config/rs6000/altivec.md (*save_world, *save_vregs_<mode>_r11,
4697 save_vregs_<mode>_r12, *restore_vregs_<mode>_r11,
4698 *restore_vregs_<mode>_r12): Use LR_REGNO instead of 65.
4699 * config/rs6000/darwin.md (load_macho_picbase, load_macho_picbase_si,
4700 load_macho_picbase_di, *call_indirect_nonlocal_darwin64,
4701 *call_nonlocal_darwin64, *call_value_indirect_nonlocal_darwin64,
4702 *call_value_nonlocal_darwin64, reload_macho_picbase,
4703 reload_macho_picbase_si, reload_macho_picbase_di): Ditto.
4704 * config/rs6000/rs6000.h (RETURN_ADDR_IN_PREVIOUS_FRAME): Ditto.
4705 * config/rs6000/rs6000.md (*save_gpregs_<mode>_r11,
4706 *save_gpregs_<mode>_r12, *save_gpregs_<mode>_r1,
4707 *save_fpregs_<mode>_r11, *save_fpregs_<mode>_r12,
4708 *save_fpregs_<mode>_r1): Ditto.
4709 * config/rs6000/spe.md (*save_gpregs_spe, *restore_gpregs_spe,
4710 *return_and_restore_gpregs_spe): Ditto.
4712 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
4714 * config/rs6000/rs6000.md
4715 (define_insn "*return_and_restore_fpregs_aix_<mode>_r11"): Delete
4716 the use of the link register.
4717 (define_insn "*return_and_restore_fpregs_aix_<mode>_r1"): Ditto.
4719 2016-09-01 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4720 Michael Meissner <meissner@linux.vnet.ibm.com>
4723 * config/rs6000/rs6000.c (rs6000_legitimize_address): Avoid
4724 reg+reg addressing for TImode.
4725 (rs6000_legitimate_address_p): Only allow register indirect
4726 addressing for TImode, even without TARGET_QUAD_MEMORY.
4728 2016-09-01 Richard Biener <rguenther@suse.de>
4731 * tree-chrec.c (tree_fold_binomial): Use widest_int, properly
4732 check whether the result fits the desired result type.
4734 2016-09-01 Nathan Sidwell <nathan@acm.org>
4736 * config/nvptx/nvptx.md (cbranch<mode>4): Op 2 can be const.
4738 2016-09-01 Wilco Dijkstra <wdijkstr@arm.com>
4740 * config/aarch64/aarch64.c (aarch64_legitimize_address_displacement):
4742 (TARGET_LEGITIMIZE_ADDRESS_DISPLACEMENT): Define.
4744 2016-09-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4746 * config/aarch64/aarch64.md (*ands<mode>_compare0): New pattern.
4747 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Return CC_NZmode
4748 for comparisons of integer ZERO_EXTEND against zero.
4750 2016-09-01 Eric Botcazou <ebotcazou@adacore.com>
4752 * config/i386/i386.c (ix86_option_override_internal): Also disable the
4753 STV pass if -mstackrealign is enabled.
4755 2016-08-31 Ilya Verbin <iverbin@gmail.com>
4757 * config/i386/driver-i386.c (host_detect_local_cpu): Fix detection of
4760 2016-08-31 David Malcolm <dmalcolm@redhat.com>
4762 * diagnostic-show-locus.c (class layout): Add field m_fixit_hints.
4763 (layout_range::intersects_line_p): New method.
4764 (test_range_contains_point_for_single_point): Rename to...
4765 (test_layout_range_for_single_point): ...this, and add testing
4766 for layout_range::intersects_line_p.
4767 (test_range_contains_point_for_single_line): Rename to...
4768 (test_layout_range_for_single_line): ...this, and add testing
4769 for layout_range::intersects_line_p.
4770 (test_range_contains_point_for_multiple_lines): Rename to...
4771 (test_layout_range_for_multiple_lines): ...this, and add testing
4772 for layout_range::intersects_line_p.
4773 (layout::layout): Populate m_fixit_hints.
4774 (layout::get_expanded_location): Handle the case of a line-span
4776 (layout::validate_fixit_hint_p): New method.
4777 (get_line_span_for_fixit_hint): New function.
4778 (layout::calculate_line_spans): Add spans for fixit-hints.
4779 (layout::should_print_annotation_line_p): New method.
4780 (layout::print_any_fixits): Drop param "richloc", instead using
4781 validated fixits in m_fixit_hints. Add "const" to hint pointers.
4782 (diagnostic_show_locus): Avoid printing blank annotation lines.
4783 (selftest::test_diagnostic_context::test_diagnostic_context):
4784 Initialize show_column and start_span.
4785 (selftest::test_diagnostic_context::start_span_cb): New static
4787 (selftest::test_diagnostic_show_locus_fixit_lines): New function.
4788 (selftest::diagnostic_show_locus_c_tests): Update for function
4789 renamings. Call test_diagnostic_show_locus_fixit_lines.
4791 2016-08-31 Marc Glisse <marc.glisse@inria.fr>
4793 PR tree-optimization/73714
4794 * match.pd (a * (1 << b)): Revert change from 2016-05-23.
4796 2016-08-31 David Malcolm <dmalcolm@redhat.com>
4798 * selftest.c: Move "namespace selftest {" to top of file,
4799 removing explicit "selftest::" qualifiers throughout.
4801 2016-08-31 Marc Glisse <marc.glisse@inria.fr>
4803 * config/i386/avx512fintrin.h (__m512_u, __m512i_u, __m512d_u):
4805 (_mm512_loadu_pd, _mm512_storeu_pd, _mm512_loadu_ps,
4806 _mm512_storeu_ps, _mm512_loadu_si512, _mm512_storeu_si512):
4807 Replace builtin with vector extension.
4808 * config/i386/avxintrin.h (__m256_u, __m256i_u, __m256d_u):
4810 (_mm256_loadu_pd, _mm256_storeu_pd, _mm256_loadu_ps,
4811 _mm256_storeu_ps, _mm256_loadu_si256, _mm256_storeu_si256):
4812 Replace builtin with vector extension.
4813 * config/i386/emmintrin.h (__m128i_u, __m128d_u): New types.
4814 (_mm_loadu_pd, _mm_storeu_pd, _mm_loadu_si128, _mm_storeu_si128):
4815 Replace builtin with vector extension.
4816 * config/i386/xmmintrin.h (__m128_u): New type.
4817 (_mm_loadu_ps, _mm_storeu_ps): Replace builtin with vector extension.
4818 (_mm_load_ps, _mm_store_ps): Simplify.
4820 2016-08-31 Eric Botcazou <ebotcazou@adacore.com>
4822 * config/arm/arm.c (thumb1_size_rtx_costs) <SET>: Add missing guard.
4824 2016-08-30 David Malcolm <dmalcolm@redhat.com>
4826 * diagnostic-show-locus.c (colorizer::begin_state): Support more
4827 than 3 ranges per diagnostic by alternating between color 1 and
4829 (layout::layout): Replace use of rich_location::MAX_RANGES
4830 with richloc->get_num_locations ().
4831 (layout::calculate_line_spans): Replace use of
4832 rich_location::MAX_RANGES with m_layout_ranges.length ().
4833 (layout::print_annotation_line): Handle arbitrary numbers of
4834 ranges in caret-printing by defaulting to '^'.
4835 (selftest::test_one_liner_many_fixits): New function.
4836 (test_diagnostic_show_locus_one_liner): Call it.
4837 * diagnostic.c (diagnostic_initialize): Update for renaming
4838 of rich_location::MAX_RANGES to
4839 rich_location::STATICALLY_ALLOCATED_RANGES.
4840 * diagnostic.h (struct diagnostic_context): Likewise.
4842 2016-08-30 David Malcolm <dmalcolm@redhat.com>
4844 * selftest.c (selftest::named_temp_file::named_temp_file): New
4846 (selftest::temp_source_file::~temp_source_file): Move to...
4847 (selftest::named_temp_file::~named_temp_file): ...here.
4848 (selftest::test_named_temp_file): New function.
4849 (selftest::selftest_c_tests): Call test_named_temp_file.
4850 * selftest.h (class named_temp_file): New class.
4851 (class temp_source_file): Convert to a subclass of named_temp_file.
4853 2016-08-30 Segher Boessenkool <segher@kernel.crashing.org>
4855 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Do not emit
4856 USEs of LR_REGNO in returns and sibcalls.
4857 (rs6000_output_mi_thunk): Similar.
4858 (rs6000_sibcall_aix): Similar.
4859 * config/rs6000/rs6000.md (sibcall, sibcall_value, sibcall_local32,
4860 sibcall_local64, sibcall_value_local32, sibcall_value_local64,
4861 sibcall_nonlocal_sysv<mode>, sibcall_value_nonlocal_sysv<mode>):
4862 Remove the USE of LR_REGNO from the patterns as well. Delete an
4864 (return_internal_<mode>): Delete.
4866 2016-08-30 Tamar Christina <tamar.christina@arm.com>
4868 * gcc/config/aarch64/aarch64-simd.md
4869 (aarch64_ld2<mode>_dreg_le): New.
4870 (aarch64_ld2<mode>_dreg_be): New.
4871 (aarch64_ld2<mode>_dreg): Removed.
4872 (aarch64_ld3<mode>_dreg_le): New.
4873 (aarch64_ld3<mode>_dreg_be): New.
4874 (aarch64_ld3<mode>_dreg): Removed.
4875 (aarch64_ld4<mode>_dreg_le): New.
4876 (aarch64_ld4<mode>_dreg_be): New.
4877 (aarch64_ld4<mode>_dreg): Removed.
4878 (aarch64_ld<VSTRUCT:nregs><VDC:mode>): Wrapper around _le, _be.
4880 2016-08-30 David Malcolm <dmalcolm@redhat.com>
4882 * diagnostic-show-locus.c (test_one_liner_fixit_insert): Remove
4883 redundant location param.
4884 (test_one_liner_fixit_remove): Likewise.
4885 (test_one_liner_fixit_replace): Likewise.
4886 (test_one_liner_fixit_replace_equal_secondary_range): Likewise.
4887 * gcc-rich-location.c
4888 (gcc_rich_location::add_fixit_misspelled_id): Eliminate call to
4889 get_range_from_loc. Drop overload taking a const char *.
4890 * gcc-rich-location.h
4891 (gcc_rich_location::add_fixit_misspelled_id): Drop overload taking
4894 2016-08-30 Szabolcs Nagy <szabolcs.nagy@arm.com>
4896 * config/linux.c (linux_libc_has_function): Return true on musl.
4898 2016-08-30 Szabolcs Nagy <szabolcs.nagy@arm.com>
4900 * config.gcc (*-*-*musl*): Disable gnu-indirect-function.
4902 2016-08-30 Eric Botcazou <ebotcazou@adacore.com>
4904 * postreload-gcse.c (bb_has_well_behaved_predecessors): Tweak criterion
4905 used for abnormal egdes.
4907 2016-08-30 Jakub Jelinek <jakub@redhat.com>
4909 PR tree-optimization/72866
4910 * tree-vect-patterns.c (search_type_for_mask): Turn into
4911 a small wrapper, move all code to ...
4912 (search_type_for_mask_1): ... this new function. Add caching
4913 and adjust recursive calls.
4916 * dwarf2out.c (modified_type_die): Use lookup_type_die (type)
4917 instead of lookup_type_die (type_main_variant (type)) even for array
4921 * simplify-rtx.c (avoid_constant_pool_reference): For out of bounds
4922 constant pool reference return x instead of c.
4924 2016-08-29 Segher Boessenkool <segher@kernel.crashing.org>
4926 * config/rs6000/rs6000.h (CALL_REALLY_USED_REGISTERS): Do not
4929 2016-08-29 David Malcolm <dmalcolm@redhat.com>
4932 (selftest::test_make_location_nonpure_range_endpoints): Fix
4935 2016-08-29 David Malcolm <dmalcolm@redhat.com>
4937 * diagnostic-show-locus.c
4938 (selftest::test_one_liner_fixit_validation_adhoc_locations): New
4940 (selftest::test_diagnostic_show_locus_one_liner): Call it.
4941 * input.c (get_pure_location): Move to libcpp/line-map.c.
4942 * input.h (get_pure_location): Convert decl to an inline function
4943 calling implementation in libcpp.
4945 2016-08-29 Uros Bizjak <ubizjak@gmail.com>
4948 * config/i386/sse.md (vec_set_lo_<mode><mask_name>): Fix assembler
4949 template for intel asm dialect.
4950 (vec_set_hi_<mode><mask_name>): Ditto.
4952 2016-08-29 David Malcolm <dmalcolm@redhat.com>
4954 * selftest.h (selftest::fail): Add ATTRIBUTE_NORETURN.
4955 (selftest::fail_formatted): Likewise.
4957 2016-08-29 David Malcolm <dmalcolm@redhat.com>
4959 * input.c (make_location): Call get_start and get_finish
4960 on the endpoints to avoid storing packed ranges or ad-hoc
4962 (selftest::test_make_location_nonpure_range_endpoints): New function.
4963 (selftest::input_c_tests): Call it.
4964 * input.h (get_start): New inline function.
4966 2016-08-29 Tom de Vries <tom@codesourcery.com>
4969 * gimplify.c (gimplify_va_arg_expr): Replace first argument type error
4972 2016-08-29 Eric Botcazou <ebotcazou@adacore.com>
4974 * Makefile.in (gcov-iov.h): Add dummy recipe.
4976 2016-08-29 Nathan Sidwell <nathan@acm.org>
4978 * config/nvptx/nvptx.c: #include tree-vrp.h.
4980 2016-08-28 Eric Botcazou <ebotcazou@adacore.com>
4983 * config/sparc/sparc.c (sparc_legitimate_address_p): Accept special
4984 HIGH+LO construct during reload.
4986 2016-08-28 Tom de Vries <tom@codesourcery.com>
4989 * config/i386/i386.c (ix86_build_builtin_va_list_64): Tag type with
4990 'sysv_abi va_list' attribute.
4991 (ix86_build_builtin_va_list): Tag type with 'ms_abi va_list' attribute.
4992 (ix86_canonical_va_list_type): Handle 'sysv_abi/ms_abi va_list'
4995 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4997 * emit-rtl.h (struct rtl_data): Make stack_slot_list a vector.
4998 * emit-rtl.c (unshare_all_rtl_1): Adjust.
4999 (unshare_all_rtl_again): Likewise.
5000 * function.c (assign_stack_local_1): Likewise.
5001 (assign_stack_temp_for_type): Likewise.
5003 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5005 * cfgbuild.c (make_edges): Adjust.
5006 * cfgrtl.c (can_delete_label_p): Likewise.
5007 * dwarf2cfi.c (create_trace_edges): Likewise.
5008 * except.c (sjlj_emit_dispatch_table): Likewise.
5009 * function.h (struct expr_status): make x_forced_labels a vector.
5010 * jump.c (rebuild_jump_labels_1): Adjust.
5011 * reload1.c (set_initial_label_offsets): Likewise.
5012 * stmt.c (force_label_rtx): Likewise.
5013 (expand_label): Likewise.
5015 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
5017 * haifa-sched.c (fix_recovery_deps): Make ready_list a vector.
5019 2016-08-27 Patrick Palka <ppalka@gcc.gnu.org>
5021 PR tree-optimization/71077
5022 PR tree-optimization/68542
5023 * fold-const.c (fold_relational_const): Fix folding of
5024 VECTOR_CST comparisons that have a scalar boolean result type.
5025 (selftest::test_vector_folding): New static function.
5026 (selftest::fold_const_c_tests): Call it.
5028 2016-08-27 Gerald Pfeifer <gerald@pfeifer.com>
5030 * doc/extend.texi (SPU Built-in Functions): Remove stale
5031 references to material formerly at IBM and Sony.
5033 2016-08-26 David Edelsohn <dje.gcc@gmail.com>
5036 * config/rs6000/xcoff.h (DWARF_OFFSET_SIZE): Define as PTR_SIZE.
5038 2016-08-26 David Malcolm <dmalcolm@redhat.com>
5040 * diagnostic-show-locus.c
5041 (selftest::test_fixit_consolidation): New function.
5042 (selftest::diagnostic_show_locus_c_tests): Call it.
5043 * gcc-rich-location.h (gcc_rich_location): Eliminate unused
5044 constructor based on source_range.
5046 2016-08-26 David Malcolm <dmalcolm@redhat.com>
5048 * diagnostic-color.c (color_dict): Add "fixit-insert" and
5050 (parse_gcc_colors): Update description of default GCC_COLORS.
5051 * diagnostic-show-locus.c (colorizer::set_fixit_hint): Delete.
5052 (colorizer::set_fixit_insert): New method.
5053 (colorizer::set_fixit_delete): New method.
5054 (colorizer::get_color_by_name): New method.
5055 (colorizer::STATE_FIXIT_INSERT): New constant.
5056 (colorizer::STATE_FIXIT_DELETE): New constant.
5057 (class colorizer): Drop "_cs" suffix from fields. Delete "_ce"
5058 fields in favor of new field "m_stop_color". Add fields
5059 "m_fixit_insert" and "m_fixit_delete".
5060 (colorizer::colorizer): Update for above changes. Replace
5061 colorize_start calls with calls to get_color_by_name.
5062 (colorizer::begin_state): Handle STATE_FIXIT_INSERT and
5063 STATE_FIXIT_DELETE. Update for field renamings.
5064 (colorizer::finish_state): Simplify by using m_stop_color,
5065 rather than multiple identical "*_ce" fields.
5066 (colorizer::get_color_by_name): New method.
5067 (layout::print_any_fixits): Print insertions and replacements
5068 using the "fixit-insert" color, and deletions using the
5069 "fixit-delete" color.
5070 * doc/invoke.texi (-fdiagnostics-color): Update description of
5071 default GCC_COLORS, and of the supported capabilities.
5073 2016-08-26 Max Filippov <jcmvbkbc@gmail.com>
5075 * config/xtensa/xtensa.c (xtensa_expand_prologue): Update
5076 current_function_static_stack_size variable with the static
5077 stack frame size of the current function when
5078 flag_stack_usage_info is enabled.
5080 2016-08-26 Nathan Sidwell <nathan@acm.org>
5082 * ipa-inline-analysis.c (inline_write_summary): Remove unnecessary
5083 assignment inside if condition.
5085 2016-08-26 Richard Biener <rguenther@suse.de>
5087 PR tree-optimization/69047
5088 * tree-ssa.c (maybe_rewrite_mem_ref_base): Handle general bitfield
5089 extracts similar to what FRE does.
5090 (non_rewritable_mem_ref_base): Likewise.
5092 2016-08-26 Joseph Myers <joseph@codesourcery.com>
5094 * config/i386/i386.c (ix86_libgcc_floating_mode_supported_p)
5095 (TARGET_LIBGCC_FLOATING_MODE_SUPPORTED_P): Remove.
5096 * config/i386/i386elf.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
5097 * config/i386/lynx.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
5098 * config/i386/netbsd-elf.h (IX86_MAYBE_NO_LIBGCC_TFMODE):
5100 * config/i386/netbsd64.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
5101 * config/i386/nto.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
5102 * config/i386/openbsd.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
5103 * config/i386/rtemself.h (IX86_NO_LIBGCC_TFMODE): Likewise.
5104 * config/i386/vxworks.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
5106 2016-08-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5109 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_muld): Reduce
5110 reservation duration to 15 cycles.
5111 (cortex_a8_vfp_macs): Likewise.
5112 (cortex_a8_vfp_macd): Likewise.
5113 (cortex_a8_vfp_divs): Likewise.
5114 (cortex_a8_vfp_divd): Likewise.
5116 2016-08-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5118 * config/arm/arm.c (arm_sets_movw_movt_fusible_p): New function.
5119 (aarch_macro_fusion_pair_p): Use above to avoid early return.
5121 2016-08-26 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
5122 Martin Jambhor <mjambor@suse.cz>
5124 * common.opt: New option -fipa-bit-cp.
5125 * doc/invoke.texi: Document -fipa-bit-cp.
5126 * opts.c (default_options_table): Add entry for -fipa-bit-cp.
5127 (enable_fdo_optimizations): Check for flag_ipa_bit_cp.
5128 * tree-ssa-ccp.h: New header file.
5129 * tree-ssa-ccp.c: Include tree-ssa-ccp.h
5130 (bit_value_binop_1): Change to bit_value_binop_1 and export it.
5131 Replace all occurences of tree parameter by two new params: signop, int.
5132 (bit_value_unop_1): Change to bit_value_unop and export it.
5133 Replace all occurences of tree parameter by two new params: signop,
5135 (bit_value_binop): Change call from bit_value_binop_1 to
5137 (bit_value_assume_aligned): Likewise.
5138 (bit_value_unop): Change call from bit_value_unop_1 to bit_value_unop.
5139 (do_ssa_ccp): Pass nonzero_p || flag_ipa_cp_bit instead of nonzero_p
5141 (ccp_finalize): Skip processing if val->mask == 0.
5142 * ipa-cp.c: Include tree-ssa-ccp.h
5143 (ipcp_bits_lattice): New class.
5144 (ipcp_param_lattice (bits_lattice): New member.
5145 (print_all_lattices): Call ipcp_bits_lattice::print.
5146 (set_all_contains_variable): Call ipcp_bits_lattice::set_to_bottom.
5147 (initialize_node_lattices): Likewise.
5148 (propagate_bits_accross_jump_function): New function.
5149 (propagate_constants_accross_call): Call
5150 propagate_bits_accross_jump_function.
5151 (ipcp_propagate_stage): Store parameter types when in_lto_p is true.
5152 (ipcp_store_bits_results): New function.
5153 (ipcp_driver): Call ipcp_store_bits_results.
5154 * ipa-prop.h (ipa_bits): New struct.
5155 (ipa_jump_func): Add new member bits of type ipa_bits.
5156 (ipa_param_descriptor): Change decl to decl_or_type.
5157 (ipa_get_param): Change decl to decl_or_type and assert on
5159 (ipa_get_type): New function.
5160 (ipcp_transformation_summary): New member bits.
5161 * ipa-prop.c (ipa_get_param_decl_index_1): s/decl/decl_or_type.
5162 (ipa_populate_param_decls): Likewise.
5163 (ipa_dump_param): Likewise.
5164 (ipa_print_node_jump_functions_for_edge): Pretty-print ipa_bits jump
5166 (ipa_set_jf_unknown): Set ipa_bits::known to false.
5167 (ipa_compute_jump_functions_for_edge): Compute jump function for bits
5169 (ipa_node_params_t::duplicate): Copy src->bits into dst->bits.
5170 (ipa_write_jump_function): Add streaming for ipa_bits.
5171 (ipa_read_jump_function): Add support for reading streamed ipa_bits.
5172 (write_ipcp_transformation_info): Add streaming for ipa_bits
5174 (read_ipcp_transfomration_info): Add support for reading streamed
5176 (ipcp_update_bits): New function.
5177 (ipcp_transform_function): Call ipcp_update_bits.
5179 2016-08-25 Szabolcs Nagy <szabolcs.nagy@arm.com>
5181 * config/mips/linux.h (MUSL_DYNAMIC_LINKER32): Update.
5182 (MUSL_DYNAMIC_LINKER64, MUSL_DYNAMIC_LINKERN32): Update.
5184 2016-08-25 David Edelsohn <dje.gcc@gmail.com>
5186 * multiple_target.c (pass_data_dispatcher_calls): Fix typo.
5188 2016-08-25 Richard Biener <rguenther@suse.de>
5190 * dwarf2out.c (gen_remaining_tmpl_value_param_die_attributes):
5191 Only add locations in late dwarf.
5192 (gen_scheduled_generic_parms_dies): Do not set early dwarf here.
5193 (dwarf2out_early_finish): But do it here.
5195 2016-08-24 Michael Collison <michael.collison@linaro.org>
5196 Michael Collison <michael.collison@arm.com>
5198 * config/arm/arm-modes.def: Add new condition code mode CC_V
5199 to represent the overflow bit.
5200 * config/arm/arm.c (maybe_get_arm_condition_code):
5201 Add support for CC_Vmode.
5202 (arm_gen_unlikely_cbranch): New function to generate common
5203 rtl conditional branches for overflow patterns.
5204 * config/arm/arm-protos.h: Add prototype for
5205 arm_gen_unlikely_cbranch.
5206 * config/arm/arm.md (addv<mode>4, add<mode>3_compareV,
5207 addsi3_compareV_upper): New patterns to support signed
5208 builtin overflow add operations.
5209 (uaddv<mode>4, add<mode>3_compareC, addsi3_compareV_upper):
5210 New patterns to support unsigned builtin add overflow operations.
5211 (subv<mode>4, sub<mode>3_compare1): New patterns to support signed
5212 builtin overflow subtract operations,
5213 (usubv<mode>4): New patterns to support unsigned builtin subtract
5214 overflow operations.
5215 (negvsi3, negvdi3, negdi2_compare, negsi2_carryin_compare): New patterns
5216 to support builtin overflow negate operations.
5218 2016-08-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5221 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
5223 * explow.c (get_dynamic_stack_size): Take known alignment of stack
5224 pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
5227 2016-08-24 Thomas Preud'homme <thomas.preudhomme@arm.com>
5229 * doc/fragments.texi (MULTILIB_REUSE): Mention that only options in
5230 MULTILIB_OPTIONS should be used. Small wording fixes.
5231 * genmultilib: Memorize set of all option combinations in
5232 combination_space. Detect if RHS of MULTILIB_REUSE uses an option not
5233 found in MULTILIB_OPTIONS by checking if option set is listed in
5234 combination_space. Output new and existing error message to stderr.
5236 2016-08-24 Thomas Preud'homme <thomas.preudhomme@arm.com>
5238 * config/arm/t-aprofile (MULTILIB_MATCHES): Add mapping for
5239 -mcpu=cortex-a7, -mfpu=neon-fp16, -mfpu=fpv5-d16 and -mfpu=fp-armv8.
5240 Fix typo in -mfpu=vfpv3-d16-fp16 mapping.
5241 (MULTILIB_REUSE): Remove reuse rules for option set including
5242 -mfpu=fp-armv8 and -mfpu=vfpv4
5244 2016-08-24 Sebastian Huber <sebastian.huber@embedded-brains.de>
5246 * config/arm/t-rtems: Add vfp multilib.
5248 2016-08-23 Ian Lance Taylor <iant@golang.org>
5250 * config/s390/s390.c (s390_asm_file_start): Call
5253 2016-08-23 Michael Meissner <meissner@linux.vnet.ibm.com>
5255 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Set
5256 initialization of all 0's to the 0 constant, instead of directly
5257 generating XOR. Add support for V4SImode vector initialization on
5258 64-bit systems with direct move, and rework the ISA 3.0 V4SImode
5259 initialization. Change variables used in V4SFmode vector
5260 intialization. For V4SFmode vector splat on ISA 3.0, make sure
5261 any memory addresses are in index form. Add support for using
5262 VSPLTH/VSPLTB to initialize vector short and vector char vectors
5263 with all of the same element.
5264 (regno_or_subregno): New helper function to return a register
5265 number for either REG or SUBREG.
5266 (rs6000_adjust_vec_address): Do not generate ADDI <reg>,R0,<num>.
5267 Use regno_or_subregno where possible.
5268 (rs6000_split_v4si_init_di_reg): New helper function to build up a
5269 DImode value from two SImode values in order to generate V4SImode
5270 vector initialization on 64-bit systems with direct move.
5271 (rs6000_split_v4si_init): Split up the insns for a V4SImode vector
5273 (rtx_is_swappable_p): V4SImode vector initialization insn is not
5275 * config/rs6000/rs6000-protos.h (rs6000_split_v4si_init): Add
5277 * config/rs6000/vsx.md (VSX_SPLAT_I): New mode iterators and
5278 attributes to initialize V8HImode and V16QImode vectors with the
5280 (VSX_SPLAT_COUNT): Likewise.
5281 (VSX_SPLAT_SUFFIX): Likewise.
5282 (UNSPEC_VSX_VEC_INIT): New unspec.
5283 (vsx_concat_v2sf): Eliminate using 'preferred' register classes.
5284 Allow SFmode values to come from Altivec registers.
5285 (vsx_init_v4si): New insn/split for V4SImode vector initialization
5286 on 64-bit systems with direct move.
5287 (vsx_splat_<mode>, VSX_W iterator): Rework V4SImode and V4SFmode
5288 vector initializations, to allow V4SImode vector initializations
5289 on 64-bit systems with direct move.
5290 (vsx_splat_v4si): Likewise.
5291 (vsx_splat_v4si_di): Likewise.
5292 (vsx_splat_v4sf): Likewise.
5293 (vsx_splat_v4sf_internal): Likewise.
5294 (vsx_xxspltw_<mode>, VSX_W iterator): Eliminate using 'preferred'
5296 (vsx_xxspltw_<mode>_direct, VSX_W iterator): Likewise.
5297 (vsx_vsplt<VSX_SPLAT_SUFFIX>_di): New insns to support
5298 initializing V8HImode and V16QImode vectors with the same
5300 * config/rs6000/rs6000.h (TARGET_DIRECT_MOVE_64BIT): Disallow
5301 optimization if -maltivec=be.
5303 2016-08-23 Christophe Lyon <christophe.lyon@linaro.org>
5305 * config/arm/arm.md (arm_movqi_insn): Swap predicable_short_it
5306 attribute for alternatives 3 and 4.
5308 2016-08-23 David Malcolm <dmalcolm@redhat.com>
5310 * selftest.c (selftest::assert_str_contains): New function.
5311 (selftest::test_assertions): Verify ASSERT_STR_CONTAINS.
5312 * selftest.h (selftest::assert_str_contains): New decl.
5313 (ASSERT_STR_CONTAINS): New macro.
5315 2016-08-23 Richard Biener <rguenther@suse.de>
5317 PR tree-optimization/77286
5318 * tree-vect-loop.c (vect_analyze_loop_form_1): Do not modify
5320 (vect_transform_loop): Split exit edges of loop and scalar
5321 loop if required and at the appropriate time.
5323 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
5325 * explow.c (get_dynamic_stack_size): Take known alignment of stack
5326 pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
5328 Correct a typo in a comment.
5330 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
5332 * config/s390/s390.md ("*andc_split"): New splitter for and with
5335 2016-08-23 Richard Biener <rguenther@suse.de>
5337 PR tree-optimization/27336
5338 * tree-vrp.c (infer_value_range): Handle stmts that can throw
5339 by looking for a non-EH edge.
5340 (process_assert_insertions_for): Likewise.
5342 2016-08-23 Richard Biener <rguenther@suse.de>
5345 * statistics.c (statistics_counter_event): Robustify against
5348 2016-08-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
5350 * config/i386/i386.c (processor_alias_table): Enable PTA_PRFCHW
5351 for targets amdfam10 and barcelona.
5353 2016-08-22 Uros Bizjak <ubizjak@gmail.com>
5355 * config/i386/i386.md (*zero_extendsidi2): Add (*r,*k) alternative.
5356 (zero_extend<mode>di2): Ditto.
5357 (*zero_extend<mode>si2): Ditto.
5358 (*zero_extendqihi2): Ditto.
5360 2016-08-22 Joseph Myers <joseph@codesourcery.com>
5363 * builtins.c (fold_builtin_classify): Use builtin_decl_explicit
5364 (BUILT_IN_SIGNBIT) to expand __builtin_isinf_sign.
5366 2016-08-22 Patrick Palka <ppalka@gcc.gnu.org>
5368 * print-tree.c (print_node) [VECTOR_CST]: Coalesce the output of
5369 identical consecutive elements.
5370 [SSA_NAME]: Print the name's def stmt on its own line. When printing
5371 the node's def stmt, avoid printing an unwanted trailing newline by
5372 replacing the call to print_gimple_stmt() with its inlined body and
5373 adjusting it to not set pp_needs_newline and to call pp_flush()
5374 instead of pp_newline_and_flush().
5376 2016-08-22 Joseph Myers <joseph@codesourcery.com>
5378 * tree.h (CASE_FLT_FN_FLOATN_NX, float16_type_node)
5379 (float32_type_node, float64_type_node, float32x_type_node)
5380 (float128x_type_node): New macros.
5381 * builtin-types.def (BT_FLOAT16, BT_FLOAT32, BT_FLOAT64)
5382 (BT_FLOAT128, BT_FLOAT32X, BT_FLOAT64X, BT_FLOAT128X)
5383 (BT_FN_FLOAT16, BT_FN_FLOAT32, BT_FN_FLOAT64, BT_FN_FLOAT128)
5384 (BT_FN_FLOAT32X, BT_FN_FLOAT64X, BT_FN_FLOAT128X)
5385 (BT_FN_FLOAT16_FLOAT16, BT_FN_FLOAT32_FLOAT32)
5386 (BT_FN_FLOAT64_FLOAT64, BT_FN_FLOAT128_FLOAT128)
5387 (BT_FN_FLOAT32X_FLOAT32X, BT_FN_FLOAT64X_FLOAT64X)
5388 (BT_FN_FLOAT128X_FLOAT128X, BT_FN_FLOAT16_CONST_STRING)
5389 (BT_FN_FLOAT32_CONST_STRING, BT_FN_FLOAT64_CONST_STRING)
5390 (BT_FN_FLOAT128_CONST_STRING, BT_FN_FLOAT32X_CONST_STRING)
5391 (BT_FN_FLOAT64X_CONST_STRING, BT_FN_FLOAT128X_CONST_STRING)
5392 (BT_FN_FLOAT16_FLOAT16_FLOAT16, BT_FN_FLOAT32_FLOAT32_FLOAT32)
5393 (BT_FN_FLOAT64_FLOAT64_FLOAT64, BT_FN_FLOAT128_FLOAT128_FLOAT128)
5394 (BT_FN_FLOAT32X_FLOAT32X_FLOAT32X)
5395 (BT_FN_FLOAT64X_FLOAT64X_FLOAT64X)
5396 (BT_FN_FLOAT128X_FLOAT128X_FLOAT128X): New type definitions.
5397 * builtins.def (DEF_GCC_FLOATN_NX_BUILTINS): New macro.
5398 (copysign, fabs, huge_val, inf, nan, nans): Use it.
5399 * builtins.c (expand_builtin): Use CASE_FLT_FN_FLOATN_NX for fabs
5401 (fold_builtin_0): Use CASE_FLT_FN_FLOATN_NX for inf and huge_val.
5402 (fold_builtin_1): Use CASE_FLT_FN_FLOATN_NX for fabs.
5403 * doc/extend.texi (Other Builtins): Document these built-in
5405 * fold-const-call.c (fold_const_call): Use CASE_FLT_FN_FLOATN_NX
5408 2016-08-22 Gerald Pfeifer <gerald@pfeifer.com>
5410 * doc/install.texi (Binaries): www.opencsw.org now uses https.
5412 2016-08-22 Richard Biener <rguenther@suse.de>
5414 * tree-ssa-forwprop.c (pass_forwprop::execute): Use RPO order.
5416 2016-08-21 Uros Bizjak <ubizjak@gmail.com>
5419 * config/i386/i386.md (prefetch): When TARGET_PRFCHW or
5420 TARGET_PREFETCHWT1 are disabled, emit 3dNOW! write prefetches for
5421 non-SSE2 athlons only, otherwise prefer SSE prefetches.
5423 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
5425 * tree-vrp.c (vrp_visit_assignment_or_call): Changed to Return VR.
5426 (vrp_visit_cond_stmt): Just sets TAKEN_EDGE_P.
5427 (vrp_visit_switch_stmt): Likewise.
5428 (extract_range_from_stmt): Factored out from vrp_visit_stmt.
5429 (extract_range_from_phi_node): Factored out from vrp_visit_phi_stmt.
5430 (vrp_visit_stmt): Use extract_range_from_stmt.
5431 (vrp_visit_phi_node): Use extract_range_from_phi_node.
5433 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
5435 * Makefile.in: Add tree-vrp.h to GTFILES.
5436 * gengtype.c (open_base_files): Add tree-vrp.h.
5437 * asan.c: Add tree-vrp.h which now has the definition value_range_type.
5438 * builtins.c: Likewise.
5439 * fold-const.c: Likewise.
5440 * gimple-builder.c: Likewise.
5441 * gimple-laddress.c: Likewise.
5442 * hsa-gen.c: Likewise.
5443 * internal-fn.c: Likewise.
5445 * targhooks.c: Liewise,
5446 * tree-ssa-address.c: Likewise.
5447 * tree-ssanames.h (value_range_type: Move to tree-vrp.h.
5448 * tree-vrp.c (struct value_range): Move to tree-vrp.h
5449 * tree-vrp.h: New file.
5451 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
5453 PR tree-optimization/61839
5454 * tree-vrp.c (two_valued_val_range_p): New.
5455 (simplify_stmt_using_ranges): Convert CST BINOP VAR where VAR is
5456 two-valued to VAR == VAL1 ? (CST BINOP VAL1) : (CST BINOP VAL2).
5457 Also Convert VAR BINOP CST where VAR is two-valued to
5458 VAR == VAL1 ? (VAL1 BINOP CST) : (VAL2 BINOP CST).
5460 2016-08-19 David Malcolm <dmalcolm@redhat.com>
5462 * diagnostic-show-locus.c
5463 (layout::annotation_line_showed_range_p): New method.
5464 (layout::print_any_fixits): Remove case fixit_hint::REMOVE.
5465 Reimplement case fixit_hint::REPLACE to cover removals, and
5466 replacements where the range of the replacement isn't one
5467 of the ranges in the rich_location.
5468 (test_one_liner_fixit_replace): Likewise.
5469 (selftest::test_one_liner_fixit_replace_non_equal_range): New
5471 (selftest::test_one_liner_fixit_replace_equal_secondary_range):
5473 (selftest::test_diagnostic_show_locus_one_liner): Call the new
5475 * diagnostic.c (print_parseable_fixits): Remove case
5478 2016-08-19 Uros Bizjak <ubizjak@gmail.com>
5481 * config/i386/i386.c (ix86_option_override_internal): Remove
5482 PTA_PRFCHW from entries that also have PTA_3DNOW flag.
5483 Enable SSE prefetch also for TARGET_PREFETCHWT1.
5484 Do not try to enable TARGET_PRFCHW ISA flag here.
5485 * config/i386/i386.md (prefetch): Enable also for TARGET_3DNOW.
5486 Rewrite expander function body.
5487 (*prefetch_3dnow): Enable for TARGET_3DNOW and TARGET_PREFETCHWT1.
5489 2016-08-19 Joseph Myers <joseph@codesourcery.com>
5492 * tree-core.h (TI_COMPLEX_FLOAT16_TYPE)
5493 (TI_COMPLEX_FLOATN_NX_TYPE_FIRST, TI_COMPLEX_FLOAT32_TYPE)
5494 (TI_COMPLEX_FLOAT64_TYPE, TI_COMPLEX_FLOAT128_TYPE)
5495 (TI_COMPLEX_FLOAT32X_TYPE, TI_COMPLEX_FLOAT64X_TYPE)
5496 (TI_COMPLEX_FLOAT128X_TYPE, TI_FLOAT16_TYPE, TI_FLOATN_TYPE_FIRST)
5497 (TI_FLOATN_NX_TYPE_FIRST, TI_FLOAT32_TYPE, TI_FLOAT64_TYPE)
5498 (TI_FLOAT128_TYPE, TI_FLOATN_TYPE_LAST, TI_FLOAT32X_TYPE)
5499 (TI_FLOATNX_TYPE_FIRST, TI_FLOAT64X_TYPE, TI_FLOAT128X_TYPE)
5500 (TI_FLOATNX_TYPE_LAST, TI_FLOATN_NX_TYPE_LAST): New enum
5502 (NUM_FLOATN_TYPES, NUM_FLOATNX_TYPES, NUM_FLOATN_NX_TYPES): New
5504 (struct floatn_type_info): New structure type.
5505 (floatn_nx_types): New variable declaration.
5506 * tree.h (FLOATN_TYPE_NODE, FLOATN_NX_TYPE_NODE)
5507 (FLOATNX_TYPE_NODE, float128_type_node, float64x_type_node)
5508 (COMPLEX_FLOATN_NX_TYPE_NODE): New macros.
5509 * tree.c (floatn_nx_types): New variable.
5510 (build_common_tree_nodes): Initialize _FloatN, _FloatNx and
5511 corresponding complex types.
5512 * target.def (floatn_mode): New hook.
5513 * targhooks.c: Include "real.h".
5514 (default_floatn_mode): New function.
5515 * targhooks.h (default_floatn_mode): New prototype.
5516 * doc/extend.texi (Floating Types): Document _FloatN and _FloatNx
5518 * doc/sourcebuild.texi (float@var{n}, float@var{n}x): Document new
5519 effective-target and dg-add-options keywords.
5520 (float@var{n}_runtime, float@var{n}x_runtime, floatn_nx_runtime):
5521 Document new effective-target keywords.
5522 * doc/tm.texi.in (TARGET_FLOATN_MODE): New @hook.
5523 * doc/tm.texi: Regenerate.
5524 * ginclude/float.h (LDBL_DECIMAL_DIG): Define to
5525 __LDBL_DECIMAL_DIG__, not __DECIMAL_DIG__.
5526 [__STDC_WANT_IEC_60559_TYPES_EXT__]: Define macros from TS
5528 * real.h (struct real_format): Add field ieee_bits.
5529 * real.c (ieee_single_format, mips_single_format)
5530 (motorola_single_format, spu_single_format, ieee_double_format)
5531 (mips_double_format, motorola_double_format)
5532 (ieee_extended_motorola_format, ieee_extended_intel_96_format)
5533 (ieee_extended_intel_128_format)
5534 (ieee_extended_intel_96_round_53_format, ibm_extended_format)
5535 (mips_extended_format, ieee_quad_format, mips_quad_format)
5536 (vax_f_format, vax_d_format, vax_g_format, decimal_single_format)
5537 (decimal_double_format, decimal_quad_format, ieee_half_format)
5538 (arm_half_format, real_internal_format: Initialize ieee_bits
5540 * config/i386/i386.c (ix86_init_builtin_types): Do not initialize
5541 float128_type_node. Set float80_type_node to float64x_type_node
5542 if appropriate and long_double_type_node not appropriate.
5543 * config/ia64/ia64.c (ia64_init_builtins): Likewise.
5544 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format):
5545 Initialize ieee_bits field.
5546 * config/rs6000/rs6000.c (TARGET_FLOATN_MODE): New macro.
5547 (rs6000_init_builtins): Set ieee128_float_type_node to
5549 (rs6000_floatn_mode): New function.
5551 2016-08-19 Jakub Jelinek <jakub@redhat.com>
5553 * config/i386/rdseedintrin.h (_rdseed16_step, _rdseed32_step,
5554 _rdseed64_step): Uglify argument names and/or local variable names
5555 in inline functions.
5556 * config/i386/rtmintrin.h (_xabort): Likewise.
5557 * config/i386/avx512vlintrin.h (_mm256_ternarylogic_epi64,
5558 _mm256_mask_ternarylogic_epi64, _mm256_maskz_ternarylogic_epi64,
5559 _mm256_ternarylogic_epi32, _mm256_mask_ternarylogic_epi32,
5560 _mm256_maskz_ternarylogic_epi32, _mm_ternarylogic_epi64,
5561 _mm_mask_ternarylogic_epi64, _mm_maskz_ternarylogic_epi64,
5562 _mm_ternarylogic_epi32, _mm_mask_ternarylogic_epi32,
5563 _mm_maskz_ternarylogic_epi32): Likewise.
5564 * config/i386/lwpintrin.h (__llwpcb, __lwpval32, __lwpval64,
5565 __lwpins32, __lwpins64): Likewise.
5566 * config/i386/avx2intrin.h (_mm_i32gather_pd, _mm_mask_i32gather_pd,
5567 _mm256_i32gather_pd, _mm256_mask_i32gather_pd, _mm_i64gather_pd,
5568 _mm_mask_i64gather_pd, _mm256_i64gather_pd, _mm256_mask_i64gather_pd,
5569 _mm_i32gather_ps, _mm_mask_i32gather_ps, _mm256_i32gather_ps,
5570 _mm256_mask_i32gather_ps, _mm_i64gather_ps, _mm_mask_i64gather_ps,
5571 _mm256_i64gather_ps, _mm256_mask_i64gather_ps, _mm_i32gather_epi64,
5572 _mm_mask_i32gather_epi64, _mm256_i32gather_epi64,
5573 _mm256_mask_i32gather_epi64, _mm_i64gather_epi64,
5574 _mm_mask_i64gather_epi64, _mm256_i64gather_epi64,
5575 _mm256_mask_i64gather_epi64, _mm_i32gather_epi32,
5576 _mm_mask_i32gather_epi32, _mm256_i32gather_epi32,
5577 _mm256_mask_i32gather_epi32, _mm_i64gather_epi32,
5578 _mm_mask_i64gather_epi32, _mm256_i64gather_epi32,
5579 _mm256_mask_i64gather_epi32): Likewise.
5580 * config/i386/pmm_malloc.h (_mm_malloc, _mm_free): Likewise.
5581 * config/i386/ia32intrin.h (__writeeflags): Likewise.
5582 * config/i386/pkuintrin.h (_wrpkru): Likewise.
5583 * config/i386/avx512pfintrin.h (_mm512_mask_prefetch_i32gather_pd,
5584 _mm512_mask_prefetch_i32gather_ps, _mm512_mask_prefetch_i64gather_pd,
5585 _mm512_mask_prefetch_i64gather_ps, _mm512_prefetch_i32scatter_pd,
5586 _mm512_prefetch_i32scatter_ps, _mm512_mask_prefetch_i32scatter_pd,
5587 _mm512_mask_prefetch_i32scatter_ps, _mm512_prefetch_i64scatter_pd,
5588 _mm512_prefetch_i64scatter_ps, _mm512_mask_prefetch_i64scatter_pd,
5589 _mm512_mask_prefetch_i64scatter_ps): Likewise.
5590 * config/i386/gmm_malloc.h (_mm_malloc, _mm_free): Likewise.
5591 * config/i386/avx512fintrin.h (_mm512_ternarylogic_epi64,
5592 _mm512_mask_ternarylogic_epi64, _mm512_maskz_ternarylogic_epi64,
5593 _mm512_ternarylogic_epi32, _mm512_mask_ternarylogic_epi32,
5594 _mm512_maskz_ternarylogic_epi32, _mm512_i32gather_ps,
5595 _mm512_mask_i32gather_ps, _mm512_i32gather_pd, _mm512_i64gather_ps,
5596 _mm512_i64gather_pd, _mm512_i32gather_epi32, _mm512_i32gather_epi64,
5597 _mm512_i64gather_epi32, _mm512_i64gather_epi64): Likewise.
5599 * config/i386/fxsrintrin.h (_fxsave): Remove return keyword in inlines
5601 (_fxrstor, _fxsave64, _fxrstor64): Likewise.
5602 * config/i386/xsaveintrin.h (_xsave, _xrstor, _xsave64, _xrstor64):
5604 * config/i386/xsaveoptintrin.h (_xsaveopt, _xsaveopt64): Likewise.
5605 * config/i386/pkuintrin.h (_wrpkru): Likewise. Add space after
5607 (_rdpkru_u32): Add space after function name.
5609 * config/i386/t-i386 (i386-c.o): Don't depend on
5610 i386-builtin-types.inc.
5611 (i386.o): Depend on i386-builtin-types.inc.
5613 2016-08-19 Matthew Wahab <matthew.wahab@arm.com>
5616 * config/arm/arm.c (neon_valid_immediate): Delete declaration.
5617 Use const_vec_duplicate to check for duplicated elements.
5619 2016-08-19 Richard Biener <rguenther@suse.de>
5621 PR tree-optimization/77290
5622 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
5623 Fix flag_tree_parallelize_loops check.
5625 2016-08-19 Richard Biener <rguenther@suse.de>
5627 * match.pd (x | 0 -> x): Add.
5629 2016-08-19 Richard Biener <rguenther@suse.de>
5631 PR tree-optimization/77286
5632 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
5633 Deal with virtual PHIs being out-of-order.
5635 2016-08-18 David Malcolm <dmalcolm@redhat.com>
5637 * doc/invoke.texi (fverbose-asm): Note that source code lines
5638 are emitted, and provide an example.
5639 * final.c (asm_show_source): New function.
5640 (final_scan_insn): Call asm_show_source.
5642 2016-08-18 David Malcolm <dmalcolm@redhat.com>
5644 * diagnostic-show-locus.c (colorizer::colorizer): Replace diagnostic
5645 param with diagnostic_kind.
5646 (class colorizer): Similarly replace field m_diagnostic with
5648 (colorizer::colorizer): Replace diagnostic
5649 param with diagnostic_kind.
5650 (colorizer::begin_state): Update for above field change.
5651 (layout::layout): Replace diagnostic param with rich_location *
5652 and diagnostic_kind.
5653 (diagnostic_show_locus): Replace diagnostic param with richloc
5654 and diagnostic_kind.
5655 (class selftest::test_diagnostic_context): New class.
5656 (selftest::test_diagnostic_show_locus_unknown_location): New
5658 (selftest::test_one_liner_simple_caret): New function.
5659 (selftest::test_one_liner_caret_and_range): New function.
5660 (selftest::test_one_liner_multiple_carets_and_ranges): New
5662 (selftest::test_one_liner_fixit_remove): New function.
5663 (selftest::test_one_liner_fixit_replace): New function.
5664 (selftest::test_diagnostic_show_locus_one_liner): New function.
5665 (selftest::diagnostic_show_locus_c_tests): Call the new test
5667 * diagnostic.c (diagnostic_initialize): Initialize
5668 colorize_source_p, show_ruler_p and parseable_fixits_p.
5669 (default_diagnostic_finalizer): Update for change to
5670 diagnostic_show_locus.
5671 (diagnostic_append_note): Likewise.
5672 * diagnostic.h (diagnostic_show_locus): Replace
5673 const diagnostic_info * param with location * and diagnostic_t.
5675 2016-08-18 David Malcolm <dmalcolm@redhat.com>
5677 * input.c (saved_line_table): New global.
5678 (class selftest::temp_line_table): Rename to line_table_test and
5679 move declaration to selftest.h, and drop field m_old_line_table.
5680 (selftest::temp_line_table::temp_line_table): Rename ctor to...
5681 (selftest::line_table_test::line_table_test): ...this. Add a
5682 default ctor. Store current value of line_table within
5684 (selftest::temp_line_table::~temp_line_table): Rename dtor to...
5685 (selftest::line_table_test::~line_table_test): ...this, and
5686 restore line_table from the saved_line_table, rather than
5688 (selftest::test_accessing_ordinary_linemaps): Update for above
5690 (selftest::test_lexer): Likewise.
5691 (struct selftest::lexer_test): Likewise.
5692 (selftest::lexer_test::lexer_test): Likewise.
5693 (selftest::input_c_tests): Move the looping over test cases from
5695 (selftest::for_each_line_table_case): New function.
5696 * input.h (saved_line_table): New decl.
5697 * selftest.h (struct selftest::line_table_case): New forward decl.
5698 (class selftest::line_table_test): New class, moved here from
5699 selftest::temp_line_table in input.c, and renamed.
5700 (selftest::for_each_line_table_case): New decl.
5702 2015-08-18 H.J. Lu <hongjiu.lu@intel.com>
5705 * config/i386/i386.c (lakemont_cost): Set MOVE_RATIO to 17.
5707 2016-08-18 Chung-Lin Tang <cltang@codesourcery.com>
5710 * gimplify.c (omp_add_variable): Adjust/add variable mapping on
5711 enclosing parallel construct for reduction variables on OpenACC loop
5714 2016-08-18 Pierre-Marie de Rodat <derodat@adacore.com>
5716 * dwarf2out.c (copy_dwarf_procedure): Remove obsolete comment.
5717 (new_dwarf_proc_die): Emit DW_TAG_dwarf_procedure DIEs even for
5719 (function_to_dwarf_procedure): Update comment.
5721 2016-08-18 David Malcolm <dmalcolm@redhat.com>
5723 * input.c (diagnostics_file_cache_forcibly_evict_file): New
5725 * input.h (diagnostics_file_cache_forcibly_evict_file): New
5727 * selftest.c (selftest::temp_source_file::~temp_source_file):
5728 Evict m_filename from the diagnostic file cache.
5730 2016-08-18 Richard Biener <rguenther@suse.de>
5732 * tree-pass.h (make_pass_materialize_all_clones): Declare.
5733 * ipa.c (pass_data_materialize_all_clones, pass_materialize_all_clones,
5734 make_pass_materialize_all_clones): New simple IPA pass encapsulating
5735 clone materialization.
5736 * passes.def (all_late_ipa_passes): Start with
5737 pass_materialize_all_clones.
5738 * cgraphunit.c (symbol_table::compile): Remove call to
5739 materialize_all_clones.
5740 * tree-into-ssa.c: Include statistics.h.
5741 (update_ssa): Count number of times we do incremental/rewrite
5744 2016-08-18 Richard Biener <rguenther@suse.de>
5746 PR tree-optimization/77282
5747 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
5748 When doing auto-parallelizing also prevent use of PHIs that
5749 carry dependences across loop backedges.
5751 2016-08-18 Tamar Christina <tamar.christina@arm.com>
5752 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5754 * varasm.c (default_use_anchors_for_symbol_p): Reject too large decls.
5756 2016-08-18 Richard Biener <rguenther@suse.de>
5758 * ssa-iterators.h (ssa_vuse_operand): New inline.
5759 * tree-if-conv.c (ifc_temp_var): Update virtual operand.
5760 (predicate_all_scalar_phis): Use remove_phi_node to remove
5761 phi nodes predicated. Delay removing virtual PHIs.
5762 (predicate_mem_writes): Update virtual operands.
5763 (combine_blocks): Likewise. Propagate out remaining virtual PHIs.
5764 (tree_if_conversion): Do not rewrite virtual SSA form.
5765 * tree-phinodes.c (release_phi_node): Make static.
5766 * tree-phinodes.h (release_phi_node): Remove.
5768 2016-08-18 Jakub Jelinek <jakub@redhat.com>
5770 * config/i386/i386.c (enum ix86_builtins): Remove IX86_BUILTIN_*
5771 codes that appear in bdesc_* arrays, instead include i386-builtin.def
5772 twice to define those.
5773 (bdesc_comi, bdesc_pcmpestr, bdesc_pcmpistr, bdesc_special_args,
5774 bdesc_args, bdesc_round_args, bdesc_mpx, bdesc_mpx_const,
5775 bdesc_multi_arg): Define by including i386-builtin.def the third time.
5776 * config/i386/i386-builtin.def: New file.
5778 2016-08-17 David Malcolm <dmalcolm@redhat.com>
5780 * input.c (get_source_range_for_char): Rename to...
5781 (selftest::get_source_range_for_char): ...this, and move within
5782 the #if CHECKING_P guard.
5783 (get_num_source_ranges_for_substring): Rename to...
5784 (selftest::get_num_source_ranges_for_substring): ...this, move
5785 within the #if CHECKING_P guard, and make static.
5786 (selftest::assert_num_substring_ranges): Initialize
5789 2016-08-18 Alan Modra <amodra@gmail.com>
5791 PR rtl-optimization/72771
5792 * reload.c (find_reloads): Don't assume that a subreg mem is OK
5793 when find_reloads_toplev returns address_reloaded==-1.
5794 (alternative_allows_const_pool_ref): Update comment.
5796 2015-08-17 Alan Hayward <alan.hayward@arm.com>
5798 PR tree-optimization/71752
5799 * tree-vect-loop.c (vectorizable_reduction): Keep SLP operand ordering.
5800 * tree-vect-slp.c (vect_get_slp_defs): Handle null operands.
5802 2016-08-17 Jakub Jelinek <jakub@redhat.com>
5804 * gimple-fold.c (gimple_fold_call): Use gimple_call_noreturn_p
5805 instead of testing ECF_NORETURN bit in gimple_call_flags.
5806 * tree-cfg.c (make_edges_bb, execute_fixup_cfg): Likewise.
5807 * predict.c (tree_bb_level_predictions): Likewise.
5808 * gimple-low.c (gimple_stmt_may_fallthru): Likewise.
5811 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children): If
5812 turning a call into __builtin_unreachable-like noreturn call, adjust
5813 gimple_call_set_fntype.
5814 * tree-cfgcleanup.c (fixup_noreturn_call): Remove lhs also if
5815 gimple_call_fntype has void return type.
5817 2016-08-17 Chung-Lin Tang <cltang@codesourcery.com>
5819 * omp-low.c (lower_oacc_reductions): Adjust variable lookup to use
5820 maybe_lookup_decl, to handle nested acc loop directives.
5822 2016-08-17 Richard Biener <rguenther@suse.de>
5824 PR tree-optimization/76490
5825 * tree-vrp.c (update_value_range): Preserve overflow infinities
5826 when intersecting with ranges from get_range_info.
5827 (operand_less_p): Handle overflow infinities correctly.
5828 (value_range_constant_singleton): Use vrp_operand_equal_p
5829 to handle overflow max/min correctly.
5830 (vrp_valueize): Likewise.
5831 (union_ranges): Likewise.
5832 (intersect_ranges): Likewise.
5833 (vrp_visit_phi_node): Improve iteration limitation to only
5834 apply when we'll possibly re-visit the PHI via a changed argument
5837 2016-08-17 Thomas Preud'homme <thomas.preudhomme@arm.com>
5839 * config/arm/t-aprofile (MULTILIB_EXCEPTIONS): Rewrite into ...
5840 (MULTILIB_REQUIRED): This by specifying multilib needing to be built
5841 rather than those that should not be built.
5843 2016-08-17 Stanislaw Halik <sthalik@misaki.pl>
5846 * config/i386/xm-mingw32.h (HOST_BITS_PER_PTR): Define if __x86_64__.
5848 2016-08-17 Richard Biener <rguenther@suse.de>
5850 * tree-ssa.c: Include tree-cfg.h and tree-dfa.h.
5851 (verify_vssa): New function verifying virtual SSA form.
5852 (verify_ssa): Call it.
5853 * tree-ssa-loop-manip.c (slpeel_update_phi_nodes_for_guard2):
5854 Do not apply loop-closed SSA handling to virtuals.
5855 * ssa-iterators.h (op_iter_init): Handle GIMPLE_TRANSACTION.
5856 * tree-into-ssa.c (prepare_use_sites_for): Skip virtual SSA names
5857 when rewriting their symbol.
5858 (prepare_def_site_for): Likewise.
5859 * tree-chkp-opt.c (chkp_reduce_bounds_lifetime): Clear virtual
5860 operands of moved stmts.
5862 2016-08-17 Richard Biener <rguenther@suse.de>
5864 PR tree-optimization/23855
5865 * tree-ssa-loop-unswitch.c: Include tree-ssa-loop-manip.h.
5866 (tree_unswitch_outer_loop): Iterate find_loop_guard as long as we
5867 find guards to hoist. Do not update SSA form but rewrite virtuals
5868 into loop closed SSA.
5869 (find_loop_guard): Adjust to skip already hoisted guards. Do
5870 not mark virtuals for renaming or update SSA form.
5872 2016-08-17 Martin Liska <mliska@suse.cz>
5874 * coverage.c (get_gcov_type): Replace GCOV_TYPE_SIZE with
5875 a LONG_LONG_TYPE_SIZE comparison.
5876 * gcov-io.h: Remove macro definitions.
5877 * tree-profile.c (gimple_gen_edge_profiler): Replace usage
5878 of GCOV_TYPE_ATOMIC_FETCH_ADD with a LONG_LONG_TYPE_SIZE
5881 2016-08-16 Jakub Jelinek <jakub@redhat.com>
5883 * config/i386/i386.c (enum ix86_builtins): Reorder enumerators, so
5884 that builtins not mentioned in bdesc_* arrays come first, then
5885 the ones mentioned in bdesc_* arrays in the order they appear in
5886 the arrays in between IX86_BUILTIN__BDESC_*_FIRST and
5887 IX86_BUILTIN__BDESC_*_LAST enumerator.
5888 (bdesc_mpx): Fix up a comment typo.
5889 (bdesc_multi_arg): Remove __builtin_ia32_vpcomne[bwdq] and
5890 __builtin_ia32_vpcomneu[bwdq] builtins.
5891 (BDESC_VERIFY, BDESC_VERIFYS): Define.
5892 (ix86_init_mmx_sse_builtins, ix86_init_mpx_builtins): Verify
5893 enum ix86_builtins ordering.
5894 (ix86_expand_builtin): Use enum ix86_builtins ordering assumption
5895 for direct bdesc_* array member access instead of searching all the
5896 arrays until an fcode match is found.
5898 2016-08-16 Uros Bizjak <ubizjak@gmail.com>
5900 * config/i386/i386.md (*ashl<mode>3_mask): Rewrite define_insn
5901 pattern as define_insn_and_split. Split insn before reload to
5903 (*<shift_insn><mode>3_mask): Ditto. Split insn before reload to
5904 <shift_insn><mode>3_1.
5905 (*<rotate_insn><mode>3_mask): Ditto. Split insn before reload to
5906 <rotate_insn><mode>3_1.
5908 2016-08-16 David Malcolm <dmalcolm@redhat.com>
5911 * input.c (get_source_range_for_substring): Rename to...
5912 (get_source_location_for_substring): ...this, adding param
5913 "caret_idx", and converting output param from source_range * to
5915 (get_source_range_for_char): New function.
5916 (get_num_source_ranges_for_substring): Update comment to reflect
5918 (assert_char_at_range): Update to use get_source_range_for_char
5919 rather than get_source_range_for_substring.
5920 (test_lexer_string_locations_concatenation_2): Likewise.
5921 * substring-locations.h (get_source_range_for_substring): Rename
5923 (get_source_location_for_substring): ...this, and adding param
5924 "caret_idx", and converting output param from source_range * to
5927 2016-08-16 David Malcolm <dmalcolm@redhat.com>
5929 * input.c (class selftest::temp_source_file): Move to
5931 (selftest::temp_source_file::temp_source_file): Move to
5933 (selftest::temp_source_file::~temp_source_file): Likewise.
5934 * selftest.c (selftest::temp_source_file::temp_source_file): Move
5936 (selftest::temp_source_file::~temp_source_file): Likewise.
5937 * selftest.h (class selftest::temp_source_file): Move here from
5940 2016-08-16 Jakub Jelinek <jakub@redhat.com>
5943 * tree-cfg.c (execute_fixup_cfg): Add node variable, use it. Before
5944 inlining, add cgraph edge for the added __builtin_unreachable call.
5947 * expmed.c (expand_mult_const): Change val_so_far's type to UHWI,
5948 only cast it to SHWI for the final comparison.
5950 2016-08-16 Martin Liska <mliska@suse.cz>
5952 PR gcov-profile/36412
5953 * doc/gcov.texi: Document --hash-filenames(-x).
5954 * gcov.c (print_usage): Add the option.
5955 (process_args): Process the option, sort options alphabetically.
5956 (md5sum_to_hex): New function.
5957 (make_gcov_file_name): Do the md5sum and append it to a
5960 2016-08-16 Bin Cheng <bin.cheng@arm.com>
5962 PR tree-optimization/69848
5963 * config/aarch64/aarch64-simd.md (vcond<mode><mode>): Invert NE
5964 and swtich operands to avoid additional NOT instruction.
5965 (vcond<v_cmp_mixed><mode>): Ditto.
5966 (vcondu<mode><mode>, vcondu<mode><v_cmp_mixed>): Ditto.
5968 2016-08-16 Eric Botcazou <ebotcazou@adacore.com>
5970 * doc/install.texi (*-*-solaris2*): Adjust latest change.
5972 2016-08-16 Richard Biener <rguenther@suse.de>
5974 PR tree-optimization/76783
5975 * tree-ssa-propagate.c (ssa_prop_init): Use RPO order. Clear
5976 BB visited flags at start.
5978 2016-08-16 Bin Cheng <bin.cheng@arm.com>
5980 PR tree-optimization/72817
5981 PR tree-optimization/73450
5982 * tree-ssa-loop-niter.c (number_of_iterations_ne): Check
5983 multiple_of_p for adjusted IV.base.
5985 2016-08-15 Uros Bizjak <ubizjak@gmail.com>
5988 * config/i386/sse.md (<code><mode>3<mask_name><round_saeonly_name>):
5989 Emit ieee_<ieee_maxmin><mode>3<mask_name><round_saeonly_name>
5990 for !flag_finite_math_only or flag_signed_zeros.
5991 (*<code><mode>3<mask_name><round_saeonly_name>): Rename from
5992 *<code><mode>3_finite<mask_name><round_saeonly_name>. Do not
5993 depend on flag_finite_math_only.
5994 (ieee_<ieee_maxmin><mode>3<mask_name><round_saeonly_name>):
5996 (*<code><mode>3<mask_name><round_saeonly_name>): Remove.
5997 (*ieee_smin<mode>3): Ditto.
5998 (*ieee_smax<mode>3): Ditto.
5999 * config/i386/mmx.md (mmx_<code>v2sf3): Emit
6000 mmx_ieee_<ieee_maxmin>v2sf3 for !flag_finite_math_only or
6002 (*mmx_<code>v2sf3): Rename from *mmx_<code>v2sf3_finite. Do not
6003 depend on flag_finite_math_only.
6004 (mmx_ieee_<ieee_maxmin>v2sf3): New insn pattern.
6005 (*mmx_<code>v2sf3): Remove.
6006 * config/i386/subst.md (round_saeonly_mask_arg3): New subst attribute.
6007 * config/i386/i386.c (ix86_expand_sse_fp_mimnax): Check
6008 flag_signed_zeros instead of !flag_unsafe_math_optimizations.
6010 2016-08-15 Segher Boessenkool <segher@kernel.crashing.org>
6012 PR rtl-optimization/73650
6013 * lra-constraints.c (simple_move_p): If the insn is multiple_sets
6014 it is not a simple move.
6016 2016-08-15 Martin Liska <mliska@suse.cz>
6019 * gcc.c (do_spec_1): Call save_string with the right size.
6020 (save_string): Do an assert about string we copy.
6022 2016-08-15 Richard Biener <rguenther@suse.de>
6024 * ree.c (rest_of_handle_ree): Remove redundant timevar push/pop.
6025 * config/i386/i386.c (pass_data_insert_vzeroupper): Account to
6027 (pass_data_stv): Likewise.
6029 2016-08-15 Richard Biener <rguenther@suse.de>
6031 PR tree-optimization/73434
6032 * tree-ssa-sccvn.c (vn_reference_maybe_forwprop_address): Preserve
6033 TBAA info on the base when forwarding a non-invariant address.
6035 2016-08-15 Jakub Jelinek <jakub@redhat.com>
6037 * dwarf2out.c (struct checksum_attributes): Add
6038 at_string_length_bit_size and at_string_length_byte_size fields.
6039 (collect_checksum_attributes): Handle DW_AT_string_length_bit_size
6040 and DW_AT_string_length_byte_size.
6041 (die_checksum_ordered): Handle at_string_length_bit_size and
6042 at_string_length_byte_size.
6043 (gen_array_type_die): For dwarf_version >= 5 emit
6044 DW_AT_string_length_byte_size instead of DW_AT_byte_size.
6045 (adjust_string_types): For dwarf_version >= 5 remove
6046 DW_AT_string_length_byte_size instead of DW_AT_byte_size.
6047 (resolve_addr): Likewise.
6050 * dwarf2out.c (string_types): New variable.
6051 (gen_array_type_die): Change early_dwarf handling of
6052 DW_AT_string_length, create DW_OP_call4 referencing the
6053 length var temporarily. Handle parameters that are pointers
6055 (adjust_string_types): New function.
6056 (gen_subprogram_die): Temporarily set string_types to local var,
6057 call adjust_string_types if needed.
6058 (non_dwarf_expression, copy_deref_exprloc, optimize_string_length):
6060 (resolve_addr): Adjust DW_AT_string_length if it is DW_OP_call4.
6062 2016-08-15 Eric Botcazou <ebotcazou@adacore.com>
6064 * doc/install.texi (*-*-solaris2*): Fix version number and document
6065 requirement on GNU make for building libjava with the Solaris linker.
6067 2016-08-15 Martin Liska <mliska@suse.cz>
6068 Jakub Jelinek <jakub@redhat.com>
6070 PR tree-optimization/72824
6071 * tree-loop-distribution.c (const_with_all_bytes_same)
6072 <case VECTOR_CST>: Fix a typo.
6074 2016-08-14 Uros Bizjak <ubizjak@gmail.com>
6077 * config/i386/avx512fintrin.h (_mm512_undefined_epi32):
6078 Renamed from _mm512_undefined_si512.
6079 (_mm_undefined_si512): New definition.
6081 2016-08-13 Richard Biener <rguenther@suse.de>
6083 * tree-ssa-forwprop.c (pass_forwprop::execute): Propagate
6084 into PHIs and update the lattice for its def.
6086 2016-08-12 Jakub Jelinek <jakub@redhat.com>
6089 * ubsan.c (instrument_si_overflow): Pass true instead of false
6091 (pass_ubsan::execute): Call gimple_purge_dead_eh_edges at the end
6092 of bbs. Return TODO_cleanup_cfg if any returned true.
6094 2016-08-12 Michael Meissner <meissner@linux.vnet.ibm.com>
6096 * config/rs6000/vsx.md (vsx_concat_<mode>): Add support for the
6097 ISA 3.0 MTVSRDD instruction.
6098 (vsx_splat_<mode>): Change cpu type of MTVSRDD instruction to
6101 2016-08-12 Bernd Edlinger <bernd.edlinger@hotmail.de>
6103 PR tree-optimization/71083
6104 * tree-predcom.c (ref_at_iteration): Use a COMPONENT_REF for the
6105 bitfield access when possible.
6107 2016-08-12 Patrick Palka <ppalka@gcc.gnu.org>
6110 * match.pd ((T)A CMP (T)B -> A CMP B): Allow (T)A to be a
6111 sign-changing cast from a shorter unsigned type to a wider
6114 2016-08-12 Jakub Jelinek <jakub@redhat.com>
6116 * config/i386/sse.md (avx512dq_vextract<shuffletype>64x2_1_maskm,
6117 vec_extract_hi_<mode>_mask, vec_extract_lo_<mode>_mask,
6118 vec_extract_hi_<mode>_mask): Use Yk constraint instead of k.
6120 2016-08-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6122 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost):
6123 Correct costs for vec_construct.
6125 2016-08-12 Bin Cheng <bin.cheng@arm.com>
6127 PR tree-optimization/69848
6128 * tree-vectorizer.h (enum vect_def_type): New condition reduction
6129 type CONST_COND_REDUCTION.
6130 * tree-vect-loop.c (vectorizable_reduction): Support new condition
6131 reudction type CONST_COND_REDUCTION.
6133 2016-08-12 Richard Biener <rguenther@suse.de>
6135 PR tree-optimization/57326
6136 * tree-ssa-pre.c (fully_constant_expression): Handle simplification
6137 returning an SSA name.
6138 (phi_translate_1): When fully_constant_expression returns a NAME
6139 make sure we have a leader for it.
6141 2016-08-12 Martin Liska <mliska@suse.cz>
6142 Adam Fineman <afineman@afineman.com>
6144 * gcov.c (process_file): Create .gcov file when .gcda
6147 2016-08-12 Marek Polacek <polacek@redhat.com>
6150 * alias.c (find_base_value): Adjust fall through comment.
6151 * cfgexpand.c (expand_debug_expr): Likewise.
6152 * combine.c (find_split_point): Likewise.
6153 (expand_compound_operation): Likewise. Add FALLTHRU.
6154 (make_compound_operation): Adjust fall through comment.
6155 (canon_reg_for_combine): Add FALLTHRU.
6156 (force_to_mode): Adjust fall through comment.
6157 (simplify_shift_const_1): Likewise.
6158 (simplify_comparison): Likewise.
6159 * config/aarch64/aarch64-builtins.c (aarch64_simd_expand_args): Add
6161 * config/aarch64/predicates.md: Likewise.
6162 * config/i386/i386.c (function_arg_advance_32): Likewise.
6163 (ix86_gimplify_va_arg): Likewise.
6164 (print_reg): Likewise.
6165 (ix86_print_operand): Likewise.
6166 (ix86_build_const_vector): Likewise.
6167 (ix86_expand_branch): Likewise.
6168 (ix86_sched_init_global): Adjust fall through comment.
6169 (ix86_expand_args_builtin): Add FALLTHRU.
6170 (ix86_expand_builtin): Likewise.
6171 (ix86_expand_vector_init_one_var): Likewise.
6172 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
6173 (rs6000_adjust_cost): Likewise.
6174 (insn_must_be_first_in_group): Likewise.
6175 * config/rs6000/rs6000.md: Likewise. Adjust fall through comment.
6176 * dbxout.c (dbxout_symbol): Adjust fall through comment.
6177 * df-scan.c (df_uses_record): Likewise.
6178 * dojump.c (do_jump): Add FALLTHRU.
6179 * dwarf2out.c (mem_loc_descriptor): Likewise. Adjust fall through
6181 (resolve_args_picking_1): Adjust fall through comment.
6182 (loc_list_from_tree_1): Likewise.
6183 * expmed.c (make_tree): Likewise.
6184 * expr.c (expand_expr_real_2): Add FALLTHRU.
6185 (expand_expr_real_1): Likewise. Adjust fall through comment.
6186 * fold-const.c (const_binop): Adjust fall through comment.
6187 (fold_truth_not_expr): Likewise.
6188 (fold_cond_expr_with_comparison): Add FALLTHRU.
6189 (fold_binary_loc): Likewise.
6190 (contains_label_1): Adjust fall through comment.
6191 (multiple_of_p): Likewise.
6192 * gcov-tool.c (process_args): Add FALLTHRU.
6193 * genattrtab.c (check_attr_test): Likewise.
6194 (write_test_expr): Likewise.
6195 * genconfig.c (walk_insn_part): Likewise.
6196 * genpreds.c (validate_exp): Adjust fall through comment.
6197 (needs_variable): Likewise.
6198 * gensupport.c (get_alternatives_number): Add FALLTHRU.
6199 (subst_dup): Likewise.
6200 * gimple-pretty-print.c (dump_gimple_assign): Likewise.
6201 * gimplify.c (gimplify_addr_expr): Adjust fall through comment.
6202 (gimplify_scan_omp_clauses): Add FALLTHRU.
6203 (goa_stabilize_expr): Likewise.
6204 * graphite-isl-ast-to-gimple.c (substitute_ssa_name): Adjust fall
6206 * hsa-gen.c (get_address_from_value): Likewise.
6207 * ipa-icf.c (sem_function::hash_stmt): Likewise.
6208 * ira.c (ira_setup_alts): Add FALLTHRU.
6209 * lra-eliminations.c (lra_eliminate_regs_1): Adjust fall through
6211 * lto-streamer-out.c (lto_output_tree_ref): Add FALLTHRU.
6212 * opts.c (common_handle_option): Likewise.
6213 * read-rtl.c (read_rtx_code): Likewise.
6214 * real.c (round_for_format): Likewise.
6215 * recog.c (asm_operand_ok): Likewise.
6216 * reginfo.c (reg_scan_mark_refs): Adjust fall through comment.
6217 * reload1.c (set_label_offsets): Likewise.
6218 (eliminate_regs_1): Likewise.
6219 (reload_reg_reaches_end_p): Likewise.
6220 * rtlanal.c (commutative_operand_precedence): Add FALLTHRU.
6221 (rtx_cost): Likewise.
6222 * sched-rgn.c (is_exception_free): Likewise.
6223 * simplify-rtx.c (simplify_rtx): Adjust fall through comment.
6224 * stor-layout.c (int_mode_for_mode): Likewise.
6225 * toplev.c (print_to_asm_out_file): Likewise.
6226 (print_to_stderr): Likewise.
6227 * tree-cfg.c (gimple_verify_flow_info): Likewise.
6228 * tree-chrec.c (chrec_fold_plus_1): Add FALLTHRU.
6229 (chrec_fold_multiply): Likewise.
6230 (evolution_function_is_invariant_rec_p): Likewise.
6231 (for_each_scev_op): Likewise.
6232 * tree-data-ref.c (siv_subscript_p): Likewise.
6233 (get_references_in_stmt): Likewise.
6234 * tree.c (find_placeholder_in_expr): Adjust fall through comment.
6235 (substitute_in_expr): Likewise.
6236 (type_cache_hasher::equal): Likewise.
6237 (walk_type_fields): Likewise.
6238 * var-tracking.c (adjust_mems): Add FALLTHRU.
6239 (set_dv_changed): Adjust fall through comment.
6240 * varasm.c (default_function_section): Add FALLTHRU.
6242 2016-08-12 Marek Polacek <polacek@redhat.com>
6245 * tree-complex.c (expand_complex_division): Add missing break.
6247 2016-08-12 Richard Biener <rguenther@suse.de>
6249 * passes.c (execute_todo): Do not push/pop TV_TODO.
6250 (execute_one_ipa_transform_pass): Move timevar push/pop TODO execution.
6251 (execute_one_pass): Likewise.
6252 * common.opt (ftime-report-details): New switch.
6253 * doc/invoke.texi (ftime-report-details): Document.
6254 * timevar.h (timer::print_row): Adjust signature.
6255 (timer::all_zero): New static helper.
6256 (timer::child_map_t): New typedef.
6257 (timer::time_var_def): Add children field.
6258 * timevar.c (timer::named_items::print): Adjust.
6259 (timer::~timer): Free timevar recorded children.
6260 (timer::pop_internal): When -ftime-report-details record
6261 time spent in sub-timevars.
6262 (timer::print_row): Adjust.
6263 (timer::print): Print sub-timevar stats, use all_zero.
6264 * timevar.def (TV_TODO): Remove.
6266 2016-08-12 Richard Biener <rguenther@suse.de>
6268 PR tree-optimization/72851
6269 * tree-ssa-propagate.c: Include cfganal.h. Rewrite block and stmt
6270 worklists to use bitmaps indexed in execution order.
6271 (executable_blocks, cfg_blocks_num, cfg_blocks_tail, cfg_blocks_head,
6272 bb_in_list, interesting_ssa_edges, varying_ssa_edges): Remove.
6273 (cfg_blocks): Make a bitmap.
6274 (bb_to_cfg_order, cfg_order_to_bb, ssa_edge_worklist, uid_to_stmt):
6276 (cfg_blocks_empty_p): Adjust.
6277 (cfg_blocks_add): Likewise.
6278 (cfg_blocks_get): Likewise.
6279 (add_ssa_edge): Likewise.
6280 (add_control_edge): Likewise.
6281 (simulate_stmt): Likewise.
6282 (process_ssa_edge_worklist): Likewise.
6283 (simulate_block): Likewise.
6284 (ssa_prop_init): Compute PRE order and stmt UIDs.
6285 (ssa_prop_fini): Adjust.
6286 (ssa_propagate): Adjust.
6288 2016-08-12 Richard Biener <rguenther@suse.de>
6290 * tree-vrp.c (vrp_visit_phi_node): Allow a last iteration if
6291 the currently executable edges have fixed ranges. Always
6292 go through update_value_range.
6294 2016-08-12 Alexandre Oliva <aoliva@redhat.com>
6298 (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Const_tree-ify.
6299 (LANG_HOOKS_FUNCTION_DECL_DELETED_P): Likewise.
6300 (LANG_HOOKS_FUNCTION_DECL_DEFAULTED): Set default.
6301 (LANG_HOOKS_DECLS): Add it.
6302 * langhooks.h (struct lang_hooks_for_decls): Add
6303 function_decl_defaulted. Const_tree-ify
6304 function_decl_explicit_p and function_decl_deleted_p.
6305 * dwarf2out.c (gen_subprogram_die): Add DW_AT_defaulted
6306 attribute. Add DW_AT_deleted instead of DW_AT_GNU_deleted,
6307 also at strict DWARF v5.
6310 * dwarf2out.c (decl_quals): Don't map TREE_READONLY to
6311 TYPE_QUAL_CONST in reference-typed decls.
6314 * dwarf2out.c (loc_list_from_tree_1): Expand some CONSTRUCTORs
6315 in DW_OP_pieces, just enough to handle pointers to member
6317 (gen_remaining_tmpl_value_param_die_attribute): Use a location
6318 expression on DWARFv5 if a constant value doesn't work.
6320 2016-08-11 David Malcolm <dmalcolm@redhat.com>
6322 * selftest-run-tests.c (selftest::run_tests): Call selftest_c_tests.
6323 * selftest.c (selftest::test_assertions): New function.
6324 (selftest::selftest_c_tests): New function.
6325 * selftest.h (selftest::selftest_c_tests): New declaration.
6327 2016-08-11 Richard Biener <rguenther@suse.de>
6328 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6330 PR rtl-optimization/72855
6331 * df-core.c (df_verify): Turn off DF_VERIFY_SCHEDULED at end.
6333 2016-08-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6336 * vsx.md (vsx_load_<mode>): For P8LE, emit swaps at expand time.
6337 (vsx_store_<mode>): Likewise.
6339 2015-08-11 H.J. Lu <hongjiu.lu@intel.com>
6341 * config/i386/i386.c (timode_scalar_to_vector_candidate_p): Allow
6342 TImode CONST_WIDE_INT store.
6343 (timode_scalar_chain::convert_insn): Handle CONST_WIDE_INT store.
6345 2015-08-11 H.J. Lu <hongjiu.lu@intel.com>
6347 * config/i386/i386.h (MOVE_MAX_PIECES): Use TImode in 64-bit
6348 mode if unaligned SSE load and store are optimal.
6350 2016-08-11 Bernd Edlinger <bernd.edlinger@hotmail.de>
6352 PR tree-optimization/71083
6353 * tree-predcom.c (ref_at_iteration): Correctly align the
6356 2016-08-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6358 * config/s390/s390-builtin-types.def: Add INT128 types.
6359 * config/s390/s390-builtins.def: Add INT128 variants for the add
6360 sub low-level builtins dealing with TImode.
6361 * config/s390/s390.c (s390_expand_builtin): Allow mode conversions
6362 via subreg when expanding a builtin.
6363 * config/s390/s390.md: Remove UNSPEC_VEC_ADDC_U128,
6364 UNSPEC_VEC_SUB_U128, and UNSPEC_VEC_SUBC_U128 constants.
6366 * config/s390/vecintrin.h: Adjust builtin names accordingly.
6367 * config/s390/vx-builtins.md ("vec_add_u128"): Remove expander.
6368 ("vec_addc<mode>", "vec_addc_u128"): Merge to
6369 "vacc<bhfgq>_<mode>".
6370 ("vec_adde_u128"): Rename to "vacq". Change mode to TImode.
6371 ("vec_addec_u128"): Rename to "vacccq". Change mode to TImode.
6372 ("vec_subc<mode>", "vec_subc_u128"): Merge to
6373 "vscbi<bhfgq>_<mode>".
6374 ("vec_sube_u128"): Rename to "vsbiq". Change mode to TImode.
6375 ("vec_subec_u128"): Rename to "vsbcbiq". Change mode to TImode.
6377 2016-08-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6379 * config/s390/s390-builtins.def: Mark last operand of s390_vlvg*
6381 2016-08-11 Bin Cheng <bin.cheng@arm.com>
6383 * config/aarch64/aarch64-simd.md (vcond<mode><mode>): Delete
6385 (vcond<v_cmp_mixed><mode>): Ditto.
6386 (vcondu<mode><mode>, vcondu<mode><v_cmp_mixed>): Ditto.
6388 2016-08-11 Bin Cheng <bin.cheng@arm.com>
6390 * config/aarch64/aarch64-simd.md (vec_cmp<mode><v_cmp_result>): Init
6391 variable explicitly, also assert on it before use.
6393 2016-08-11 Richard Biener <rguenther@suse.de>
6395 PR tree-optimization/72772
6396 * cfgloopmanip.c (create_preheader): Use split_edge if there
6397 is a single loop entry, avoiding degenerate PHIs.
6399 2016-08-11 Richard Biener <rguenther@suse.de>
6401 * tree-ssa-threadbackward.c (pass_data_thread_jumps): Remove
6402 unconditional TODO_cleanup_cfg.
6403 (pass_thread_jumps::execute): Initialize loops, perform a CFG
6404 cleanup only if we threaded a jump.
6406 2016-08-11 Alan Modra <amodra@gmail.com>
6409 * lra-constraints.c (simplify_operand_subreg): Allow subreg
6410 mode for mem when SLOW_UNALIGNED_ACCESS if inner mode is also
6411 slow. Emit two reloads for slow mem case, first loading in
6412 fast innermode, then converting to required mode.
6414 2016-08-10 Kelvin Nilsen <kelvin@gcc.gnu.org>
6416 * config/rs6000/altivec.h (vec_extract_exp): New macro.
6417 (vec_extract_sig): New macro.
6418 (vec_insert_exp): New macro.
6419 (vec_test_data_class): New macro.
6420 (scalar_extract_exp): New macro.
6421 (scalar_extract_sig): New macro.
6422 (scalar_insert_exp): New macro.
6423 (scalar_test_data_class): New macro.
6424 (scalar_test_neg): New macro.
6425 (scalar_cmp_exp_gt): New macro.
6426 (scalar_cmp_exp_lt): New macro.
6427 (scalar_cmp_exp_eq): New macro.
6428 (scalar_cmp_exp_unordered): New macro.
6429 * config/rs6000/predicates.md (u7bit_cint_operand): New predicate
6430 to enforce constraint that operand is a 7-bit unsigned literal.
6431 * config/rs6000/rs6000-builtin.def (BU_P9V_64BIT_VSX_1): New macro
6432 for power9 built-ins.
6433 (BU_P9V_VSX_2): Likewise.
6434 (BU_P9V_64BIT_VSX_2): Likewise.
6435 (VSEEDP): Add scalar extract exponent support.
6436 (VSEESP): Add scalar extract signature support.
6437 (VSTDCNDP): Add scalar test negative support.
6438 (VSTDCNSP): Likewise.
6439 (VSIEDP): Add scalar insert exponent support.
6440 (VSCEDPGT): Add scalar compare exponent greater than support.
6441 (VSCEDPLT): Add scalar compare exponent less than support.
6442 (VSCEDPEQ): Add scalar compare exponent test-for-equality support.
6443 (VSCEDPUO): Add scalar compare exponent test-for-unordered support.
6444 (VSTDCDP): Add scalar test data class support.
6445 (VSTDCSP): Likewise.
6446 (VSEEDP): Add overload support for scalar extract exponent
6448 (VSESDP): Add overload support for scalar extract signature
6450 (VSTDCN): Add overload support for scalar test negative
6452 (VSTDCNDP): Add overload support for scalar test negative
6454 (VSTDCNSP): Add overload support for scalar test negative
6456 (VSIEDP): Add overload support for scalar insert exponent
6458 (VSTDC): Add overload support for scalar test data class
6460 (VSTDCDP): Add overload support for scalar test data class
6462 (VSTDCSP): Add overload support for scalar test data class
6464 (VSCEDPGT): Add overload support for scalar compare exponent
6465 greater than operation.
6466 (VSCEDPLT): Add overload support for scalar compare exponent
6467 less than operation.
6468 (VSCEDPEQ): Add overload support for scalar compare exponent
6469 test-for-equality operation.
6470 (VSCEDPUO): Add overload support for scalar compare exponent
6471 test-for-unordered operation.
6472 (VEEDP): Add vector extract exponent support.
6474 (VESDP): Add vector extract significand support.
6476 (VIEDP): Add vector insert exponent support.
6478 (VTDCDP): Add vector test data class support.
6480 (VES): Add overload support for vector extract significand operation.
6483 (VEE): Add overload support for vector extract exponent operation.
6486 (VTDC): Add overload support for vector test data class operation.
6489 (VIE): Add overload support for vector insert exponent operation.
6492 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
6493 overloaded binary floating point functions.
6494 (altivec_resolve_overloaded_builtin): Improve error messages to
6495 distinguish between functions not supported in the current
6496 compiler configuration and functions that were invoked with an
6497 invalid parameter combination, and include the built-in function
6498 name in both error messages.
6499 * config/rs6000/rs6000-protos.h (rs6000_overloaded_builtin_name):
6501 * config/rs6000/rs6000.c (rs6000_overloaded_builtin_name): New
6503 (rs6000_expand_binop_builtin): Add check to enforce that argument
6504 2 of the test data class operations is a 7-bit unsigned literal.
6505 (rs6000_invalid_builtin): Add code to issue an error message if a
6506 built-in function that requires the power9_vector and -m32
6507 command-line options is compiled without these options.
6508 * config/rs6000/vsx.md (UNSPEC_VSX_SXEXPDP): New value.
6509 (UNSPEC_VSX_SXSIGDP): New value.
6510 (UNSPEC_VSX_SXSIGPDP): New value.
6511 (UNSPEC_VSX_SIEXPDP): New value.
6512 (UNSPEC_VSX_SCMPEXPDP): New value.
6513 (UNSPEC_VSX_STSTDC): New value.
6514 (UNSPEC_VSX_VXEXP): New value.
6515 (UNSPEC_VSX_VXSIG): New value.
6516 (UNSPEC_VSX_VIEXP): New value.
6517 (UNSPEC_VSX_VTSTDC): New value.
6518 (xsxexpdp): New insn for scalar extract exponent.
6519 (xsxsigdp): New insn for scalar extract significand.
6520 (xsiexpdp): New insn for scalar insert exponent.
6521 (xscmpexpdp_<code>): New expansion for scalar compare exponents.
6522 (*xscmpexpdp): New insn for scalar compare exponents.
6523 (xststdc<Fvsx): New expansion for both single- and
6524 double-precision scalar test data class operations.
6525 (xststdcneg<Fvsx>): New expansion for both single- and
6526 double-precision scalar test for negative value operations.
6527 (*xststdc<Fvsx>): New insn for scalar test data class
6529 (xvxexp<VSs>): New insn for single- and double-precision
6530 vector extract exponent operation.
6531 (xvxsig<VSs>): New insn for single- and double-precision
6532 vector extract significand operation.
6533 (xviexp<VSs>): New insn for single- and double-precision
6534 vector insert exponent operation.
6535 (xvtstdc<VSs>): New insn for single- and double-precision
6536 vector test data class operation.
6537 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
6538 built-in functions to represent the Power9 binary floating-point
6539 support instructions.
6541 2016-08-10 bin cheng <bin.cheng@arm.com>
6543 * doc/sourcebuild.texi (@item vect_cond_mixed): New item.
6545 2016-08-10 Alan Lawrence <alan.lawrence@arm.com>
6546 Renlin Li <renlin.li@arm.com>
6547 Bin Cheng <bin.cheng@arm.com>
6549 * config/aarch64/iterators.md (V_cmp_mixed, v_cmp_mixed): New.
6550 * config/aarch64/aarch64-simd.md (<su><maxmin>v2di3): Call
6551 gen_vcondv2div2di instead of gen_aarch64_vcond_internalv2div2di.
6552 (aarch64_vcond_internal<mode><mode>): Delete pattern.
6553 (aarch64_vcond_internal<VDQF_COND:mode><VDQF:mode>): Ditto.
6554 (vcond<v_cmp_result><mode>): Ditto.
6555 (vcond<mode><mode>): Re-implement using vec_cmp and vcond_mask.
6556 (vcondu<mode><mode>): Ditto.
6557 (vcond<v_cmp_mixed><mode>): New pattern.
6558 (vcondu<mode><v_cmp_mixed>): New pattern.
6559 (aarch64_cmtst<mode>): Revise comment using aarch64_vcond instead
6560 of aarch64_vcond_internal.
6562 2016-08-10 Alan Lawrence <alan.lawrence@arm.com>
6563 Renlin Li <renlin.li@arm.com>
6564 Bin Cheng <bin.cheng@arm.com>
6566 * config/aarch64/aarch64-simd.md (vec_cmp<mode><mode>): New pattern.
6567 (vec_cmp<mode><v_cmp_result>): New pattern.
6568 (vec_cmpu<mode><mode>): New pattern.
6569 (vcond_mask_<mode><v_cmp_result>): New pattern.
6571 2016-08-10 Yuri Rumyantsev <ysrumyan@gmail.com>
6573 PR tree-optimization/71734
6574 * tree-ssa-loop-im.c (ref_indep_loop_p): Add new argument
6575 REF_LOOP, invoke ref_indep_loop_p_1.
6576 (outermost_indep_loop): Pass LOOP argumnet where REF was defined
6577 to ref_indep_loop_p.
6578 (ref_indep_loop_p_1): Fix commentary, add argument REF_LOOP,
6579 combine it with ref_indep_lopp_p_2, update SAFELEN if only REF
6580 is inside LOOP, do not cache dpendence value for loops with
6582 (ref_indep_loop_p_2): Delete function.
6583 (can_sm_ref_p): Pass LOOP as additional argument to
6586 2016-08-10 Michael Meissner <meissner@linux.vnet.ibm.com>
6589 * config/rs6000/rs6000.c (mem_operand_ds_form): Add check for op
6590 being an offsettable address.
6592 2016-08-10 Martin Liska <mliska@suse.cz>
6594 PR gcov-profile/58306
6595 * tree-profile.c (gimple_init_edge_profiler): Create conditionally
6596 atomic variants of profile update functions.
6598 2016-08-10 Martin Liska <mliska@suse.cz>
6600 Cherry picked (and modified) from google-4_7 branch
6601 2012-12-26 Rong Xu <xur@google.com>
6602 * common.opt (fprofile-update): Add new flag.
6603 * coretypes.h: Define enum profile_update.
6604 * doc/invoke.texi: Document -fprofile-update.
6605 * gcov-io.h: Declare GCOV_TYPE_ATOMIC_FETCH_ADD and
6606 GCOV_TYPE_ATOMIC_FETCH_ADD_FN.
6607 * tree-profile.c (gimple_init_edge_profiler): Generate
6608 also atomic profiler update.
6609 (gimple_gen_edge_profiler): Likewise.
6611 2016-08-10 David Malcolm <dmalcolm@redhat.com>
6613 * toplev.c (finalize): Set aux_info_file, asm_out_file, and
6614 stack_usage_file to NULL after fclose calls.
6616 2016-08-10 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
6619 * reload.c (push_reload): Compute subreg_in_class for
6620 subregs of constants and plus expressions. Remove special
6621 handling of SYMBOL_REFs.
6623 2016-08-10 Alan Modra <amodra@gmail.com>
6626 * config/rs6000/rs6000.h (HARD_REGNO_CALLER_SAVE_MODE): Return
6627 SImode for TARGET_E500_DOUBLE when given SImode.
6629 2016-08-09 David Wohlferd <dw@LimeGreenSocks.com>
6631 * config/i3836/avx512fintrin.h (_mm512_cvtsepi64_epi32): Remove
6632 unused variable __O.
6634 2016-08-09 Martin Liska <mliska@suse.cz>
6636 * doc/gcov.texi: Change _gcov_dump to __gcov_dump and
6637 _gcov_reset to __gcov_reset.
6638 * doc/gcov-tool.texi: Fix typo.
6640 2016-08-09 Martin Liska <mliska@suse.cz>
6642 * value-prof.c (gimple_divmod_values_to_profile): Do not
6643 instrument MOD histogram if a value is not a SSA name.
6645 2016-08-09 Martin Liska <mliska@suse.cz>
6647 * value-prof.c (dump_histogram_value): Swap pow2 and non-pow2
6650 2016-08-09 Renlin Li <renlin.li@arm.com>
6653 * calls.c (prepare_call_address): Convert funexp to Pmode when
6655 * config/aarch64/aarch64.md (sibcall): Remove fix for PR 64971.
6656 (sibcall_value): Likewise.
6658 2016-08-09 Marek Polacek <polacek@redhat.com>
6661 * cselib.c (cselib_expand_value_rtx_1): Add return.
6662 * gengtype.c (dbgprint_count_type_at): Likewise.
6663 * hsa-gen.c (gen_hsa_insn_for_internal_fn_call): Likewise.
6664 * reg-stack.c (get_true_reg): Restructure to avoid fallthrough warning.
6666 2016-08-09 Martin Jambor <mjambor@suse.cz>
6669 * ipa-polymorphic-call.c (get_dynamic_type): Bail out gracefully
6670 if instance is a MEM_REF.
6672 2016-08-09 Uros Bizjak <ubizjak@gmail.com>
6675 * config/i386/i386.md (*movtf_internal): Use
6676 lra_in_progress || reload_completed instead of !can_create_pseudo_p
6677 in the insn constraint.
6678 (*movxf_internal): Ditto.
6679 (*movdf_internal): Ditto.
6680 (*movsf_internal): Ditto.
6682 2016-08-09 Bin Cheng <bin.cheng@arm.com>
6684 PR tree-optimization/72772
6685 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
6688 2016-08-09 Bin Cheng <bin.cheng@arm.com>
6690 PR tree-optimization/72772
6691 * tree-ssa-loop-niter.h (simplify_using_initial_conditions): Delete
6693 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Delete
6694 parameter STOP and update calls. Move expand_simple_operations
6695 function call from here...
6696 (simplify_using_initial_conditions): ...to here. Delete parameter
6698 (tree_simplify_using_condition): Delete parameter STOP.
6699 * tree-scalar-evolution.c (simple_iv_with_niters): Update call to
6700 simplify_using_initial_conditions.
6702 2016-08-09 Matthew Fortune <matthew.fortune@imgtec.com>
6705 * config/mips/mips.c (mips_atomic_assign_expand_fenv):
6706 Use create_tmp_var_raw instead of create_tmp_var.
6708 2016-08-09 Richard Biener <rguenther@suse.de>
6710 * tree-ssa-threadbackward.c (profitable_jump_thread_path):
6711 Treat same SSA names related.
6713 2016-08-09 Jakub Jelinek <jakub@redhat.com>
6715 PR tree-optimization/72824
6716 * tree-loop-distribution.c (const_with_all_bytes_same): Verify
6717 real_zerop is not negative.
6719 2016-08-09 Richard Biener <rguenther@suse.de>
6721 PR tree-optimization/71802
6722 * tree-cfgcleanup.c (cleanup_tree_cfg_bb): Make sure to catch
6723 all merge opportunities with the predecessor.
6725 2016-08-09 Richard Biener <rguenther@suse.de>
6728 * ipa-prop.c (ipa_modify_formal_parameters): Build
6729 parameter types with natural alignment also for the
6732 2016-08-08 Andi Kleen <ak@linux.intel.com>
6734 * tree-vrp.c (get_single_symbol): Always initialize inv and neg.
6736 2016-08-08 David Malcolm <dmalcolm@redhat.com>
6739 * langhooks-def.h (LANG_HOOKS_RUN_LANG_SELFTESTS): New default
6740 do-nothing langhook.
6741 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_RUN_LANG_SELFTESTS.
6742 * langhooks.h (struct lang_hooks): Add run_lang_selftests.
6743 * selftest-run-tests.c: Include "tree.h" and "langhooks.h".
6744 (selftest::run_tests): Call lang_hooks.run_lang_selftests.
6746 2016-08-08 David Malcolm <dmalcolm@redhat.com>
6749 * input.c: Ensure that HAVE_ICONV is defined.
6751 2016-08-08 Jakub Jelinek <jakub@redhat.com>
6754 * omp-low.c (lower_lastprivate_clauses): Set TREE_NO_WARNING on the
6755 private vars for lastprivate and for linear iterator.
6758 * omp-simd-clone.c: Include varasm.h.
6759 (simd_clone_create): Copy over DECL_COMDAT, DECL_WEAK, DECL_EXTERNAL,
6760 DECL_VISIBILITY, DECL_VISIBILITY_SPECIFIED, DECL_DLLIMPORT_P and for
6761 DECL_ONE_ONLY call make_decl_one_only. Fix up spelling in comment and
6762 update function name.
6764 2016-07-29 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
6766 * config/avr/driver-avr.c (specfiles_doc_url): Remove.
6767 (avr_diagnose_devicespecs_error): Remove.
6768 (avr_devicespecs_file): Remove composing absolute path for specfile
6769 and its verbose info. Remove conditions to check specs-file,
6771 2016-08-08 Jakub Jelinek <jakub@redhat.com>
6773 PR rtl-optimization/72821
6774 * lra-spills.c (regno_in_use_p): Don't use BLOCK_FOR_INSN on barriers,
6775 just return false for them.
6777 2016-08-08 Alan Modra <amodra@gmail.com>
6780 * config/rs6000/rs6000.c (toc_relative_expr_p): Allow (lo_sum (high))
6781 toc refs created during reload. Update function comment.
6783 2016-08-08 Alan Modra <amodra@gmail.com>
6786 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Sort
6787 alternatives. Put loads first, then stores, and reg/reg moves
6788 within same class later. Delete attr length.
6790 2016-08-08 Alan Modra <amodra@gmail.com>
6793 * config/rs6000/rs6000.c (mem_operand_gpr): Remove vsx dform test.
6794 (mem_operand_ds_form): New predicate.
6795 * config/rs6000/rs6000-protos.h (mem_operand_ds_form): Declare.
6796 * config/rs6000/constraints.md (wY): Use mem_operand_df_form.
6797 * config/rs6000/predicates.md (offsettable_mem_14bit_operand): Delete.
6798 * config/rs6000/rs6000.md (f32_lm2, f32_sm2): Use wY for SF.
6799 (extendsfdf2_fpr): Replace o constraint with wY.
6801 2016-08-07 Jan Hubicka <hubicka@ucw.cz>
6803 * tree-ssa-threadbackward.c: Include tree-inline.h
6804 (profitable_jump_thread_path): Use estimate_num_insns to estimate
6805 size of copied block; for cold paths reduce duplication.
6806 (find_jump_threads_backwards): Remove redundant tests.
6807 (pass_thread_jumps::gate): Enable for -Os.
6809 2016-08-07 Jakub Jelinek <jakub@redhat.com>
6812 * stor-layout.c (layout_decl): Fix up formatting.
6813 (relayout_decl): Allow DECL to be FIELD_DECL.
6815 2016-08-07 Alan Modra <amodra@gmail.com>
6817 * config/rs6000/rs6000.md (fix_trunc<mode>si2): Fix mode of reg.
6819 2016-08-07 Kugan Vivekanandarajah <kuganv@linaro.org>
6821 * data-streamer-in.c (streamer_read_wide_int): New.
6822 (streamer_read_widest_int): Renamed function.
6823 * data-streamer-out.c (streamer_write_wide_int): New
6824 (streamer_write_widest_int): Renamed function.
6825 * lto-streamer-in.c (streamer_read_wi): Renamed and moved to
6827 (input_cfg): Call renamed function.
6828 * lto-streamer-out.c (streamer_write_wi): Renamed and moved to
6830 (output_cfg): Call renamed function.
6831 * data-streamer.h: Add declarations.
6833 2016-08-08 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
6835 * tree-ssa-ccp.c (extend_mask): New param sgn.
6836 Remove ORing with wi::mask.
6837 (get_default_value): Adjust call to extend_mask to pass sign.
6838 (evaluate_stmt): Likewise.
6840 2016-08-06 Jakub Jelinek <jakub@redhat.com>
6842 * gcov.c (handle_cycle): Use INTTYPE_MAXIMUM (int64_t) instead of
6845 2016-08-06 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
6847 * match.pd ((intptr_t) x eq/ne CST to x eq/ne (typeof x) cst): Disable
6848 transform if operand's type is pointer to function or method.
6850 2016-08-05 Patrick Palka <ppalka@gcc.gnu.org>
6852 PR tree-optimization/18046
6853 * tree-ssa-threadedge.c: Include cfganal.h.
6854 (simplify_control_statement_condition): If simplifying a
6855 GIMPLE_SWITCH, replace the index operand of the GIMPLE_SWITCH
6856 with the dominating ASSERT_EXPR before handing it off to VRP.
6857 Mention that a CASE_LABEL_EXPR may be returned.
6858 (thread_around_empty_blocks): Adjust to handle
6859 simplify_control_statement_condition() returning a
6861 (thread_through_normal_block): Likewise.
6862 * tree-vrp.c (simplify_stmt_for_jump_threading): Simplify
6863 a switch statement by trying to determine which case label
6866 2016-08-05 Vladimir Makarov <vmakarov@redhat.com>
6868 PR rtl-optimization/69847
6869 * lra-constraints.c (process_invariant_for_inheritance): Save
6870 pattern instead of src.
6871 (remove_inheritance_pseudos): Use the pattern. Add assert.
6873 2016-08-05 David Malcolm <dmalcolm@redhat.com>
6875 * input.c (string_concat::string_concat): New constructor.
6876 (string_concat_db::string_concat_db): New constructor.
6877 (string_concat_db::record_string_concatenation): New method.
6878 (string_concat_db::get_string_concatenation): New method.
6879 (string_concat_db::get_key_loc): New method.
6880 (class auto_cpp_string_vec): New class.
6881 (get_substring_ranges_for_loc): New function.
6882 (get_source_range_for_substring): New function.
6883 (get_num_source_ranges_for_substring): New function.
6884 (class selftest::lexer_test_options): New class.
6885 (struct selftest::lexer_test): New struct.
6886 (class selftest::ebcdic_execution_charset): New class.
6887 (selftest::ebcdic_execution_charset::s_singleton): New variable.
6888 (selftest::lexer_test::lexer_test): New constructor.
6889 (selftest::lexer_test::~lexer_test): New destructor.
6890 (selftest::lexer_test::get_token): New method.
6891 (selftest::assert_char_at_range): New function.
6892 (ASSERT_CHAR_AT_RANGE): New macro.
6893 (selftest::assert_num_substring_ranges): New function.
6894 (ASSERT_NUM_SUBSTRING_RANGES): New macro.
6895 (selftest::assert_has_no_substring_ranges): New function.
6896 (ASSERT_HAS_NO_SUBSTRING_RANGES): New macro.
6897 (selftest::test_lexer_string_locations_simple): New function.
6898 (selftest::test_lexer_string_locations_ebcdic): New function.
6899 (selftest::test_lexer_string_locations_hex): New function.
6900 (selftest::test_lexer_string_locations_oct): New function.
6901 (selftest::test_lexer_string_locations_letter_escape_1): New function.
6902 (selftest::test_lexer_string_locations_letter_escape_2): New function.
6903 (selftest::test_lexer_string_locations_ucn4): New function.
6904 (selftest::test_lexer_string_locations_ucn8): New function.
6905 (selftest::uint32_from_big_endian): New function.
6906 (selftest::test_lexer_string_locations_wide_string): New function.
6907 (selftest::uint16_from_big_endian): New function.
6908 (selftest::test_lexer_string_locations_string16): New function.
6909 (selftest::test_lexer_string_locations_string32): New function.
6910 (selftest::test_lexer_string_locations_u8): New function.
6911 (selftest::test_lexer_string_locations_utf8_source): New function.
6912 (selftest::test_lexer_string_locations_concatenation_1): New
6914 (selftest::test_lexer_string_locations_concatenation_2): New
6916 (selftest::test_lexer_string_locations_concatenation_3): New
6918 (selftest::test_lexer_string_locations_macro): New function.
6919 (selftest::test_lexer_string_locations_stringified_macro_argument):
6921 (selftest::test_lexer_string_locations_non_string): New function.
6922 (selftest::test_lexer_string_locations_long_line): New function.
6923 (selftest::test_lexer_char_constants): New function.
6924 (selftest::input_c_tests): Call the new test functions once per
6925 case within the line_table test matrix.
6926 * input.h (struct string_concat): New struct.
6927 (struct location_hash): New struct.
6928 (class string_concat_db): New class.
6929 * substring-locations.h: New header.
6931 2016-08-05 Patrick Palka <ppalka@gcc.gnu.org>
6933 PR tree-optimization/72810
6934 * tree-vrp.c (simplify_switch_using_ranges): Avoid changing
6935 the type of the case labels when truncating.
6937 2016-08-05 James Greenhalgh <james.greenhalgh@arm.com>
6940 * config/aarch64/aarch64.h (aarch64_fp16_type_node): Declare.
6941 (aarch64_fp16_ptr_type_node): Likewise.
6942 * config/aarch64/aarch64-simd-builtins.c
6943 (aarch64_fp16_ptr_type_node): Define.
6944 (aarch64_init_fp16_types): New, refactored out of...
6945 (aarch64_init_builtins): ...here, update to call
6946 aarch64_init_fp16_types.
6947 * config/aarch64/aarch64.c (aarch64_gimplify_va_arg_expr): Handle
6949 (aapcs_vfp_sub_candidate): Likewise.
6951 2016-08-05 Martin Liska <mliska@suse.cz>
6952 Joshua Cranmer <Pidgeot18@gmail.com>
6954 * gcov.c (line_t::has_block): New function.
6955 (enum loop_type): New enum.
6956 (handle_cycle): New function.
6957 (unblock): Likewise.
6958 (circuit): Likewise.
6959 (get_cycles_count): Likewise.
6960 (accumulate_line_counts): Use new loop detection algorithm.
6962 2016-08-05 Martin Liska <mliska@suse.cz>
6964 * gcov.c (output_intermediate_file): Rename
6965 function_info::line_next to next_file_fn.
6966 (process_file): Likewise.
6967 (read_graph_file): Likewise.
6968 (accumulate_line_counts): Likewise.
6969 (output_lines): Likewise.
6971 2016-08-05 Richard Biener <rguenther@suse.de>
6973 * tree-ssa-threadupdate.c (thread_block_1): Remove unnecessary
6974 restriction on threading to a loop header.
6976 2016-08-05 Richard Biener <rguenther@suse.de>
6978 * tree-cfgcleanup.c (tree_forwarder_block_p): Use bb_loop_header_p.
6979 * cfghooks.c (force_nonfallthru): If we ended up splitting a latch
6980 adjust loop info accordingly.
6982 2016-08-05 Kugan Vivekanandarajah <kuganv@linaro.org>
6984 * tree-vrp.c (extract_range_basic): Check cfun->after_inlining
6985 before folding call to __builtin_constant_p with parameters to false.
6987 2016-08-05 Alan Modra <amodra@gmail.com>
6989 * config/rs6000/rs6000.c (rs6000_preferred_reload_class): Delete
6990 code accidentally committed 2016-05-02 providing class when given
6993 2016-08-04 Patrick Palka <ppalka@gcc.gnu.org>
6995 * tree-vrp.c (simplify_switch_using_ranges): Try to truncate
6996 the case label ranges that partially overlap with OP's value
6999 2016-08-04 Uros Bizjak <ubizjak@gmail.com>
7002 * config/i386/avx512fintrin.h (_mm512_cmp_epi32_mask) [!__OPTIMIZE__]:
7003 Cast builtin function result to __mmask16 instead of __mmask8.
7004 (_mm512_cmp_epu32_mask) [!__OPTIMIZE__]: Ditto.
7005 (_mm512_mask_cmp_epi32_mask) [!__OPTIMIZE__]: Ditto.
7006 (_mm512_mask_cmp_epu32_mask) [!__OPTIMIZE__]: Ditto.
7008 2016-08-04 David Malcolm <dmalcolm@redhat.com>
7010 * selftest.h (ASSERT_TRUE): Reimplement in terms of...
7011 (ASSERT_TRUE_AT): New macro.
7012 (ASSERT_FALSE): Reimplement in terms of...
7013 (ASSERT_FALSE_AT): New macro.
7014 (ASSERT_STREQ_AT): Fix typo in comment.
7016 2016-08-04 Patrick Palka <ppalka@gcc.gnu.org>
7018 * gimple.c (preprocess_case_label_vec_for_gimple): When the case
7019 labels are exhaustive, designate the label with the widest
7020 range to be the default label.
7022 2016-08-04 Andrew Pinski <apinski@cavium.com>
7024 * config/aarch64/aarch64.c (thunderx_vector_cost): New variable.
7025 (thunderx_tunings): Use thunderx_vector_cost instead of
7026 generic_vector_cost.
7028 2016-08-04 Martin Liska <mliska@suse.cz>
7030 * gcov.c (main): Fix GNU coding style.
7031 (output_intermediate_file): Likewise.
7032 (process_file): Likewise.
7033 (generate_results): Likewise.
7034 (release_structures): Likewise.
7035 (create_file_names): Likewise.
7036 (find_source): Likewise.
7037 (read_graph_file): Likewise.
7038 (find_exception_blocks): Likewise.
7039 (canonicalize_name): Likewise.
7040 (make_gcov_file_name): Likewise.
7041 (mangle_name): Likewise.
7042 (accumulate_line_counts): Likewise.
7043 (output_branch_count): Likewise.
7044 (read_line): Likewise.
7046 2016-08-04 Bernd Edlinger <bernd.edlinger@hotmail.de>
7048 PR rtl-optimization/71779
7049 * emit-rtl.c (set_reg_attrs_from_value): Only propagate REG_POINTER,
7050 if the value was sign-extended according to POINTERS_EXTEND_UNSIGNED
7051 or if it was truncated.
7053 PR rtl-optimization/70903
7054 * cse.c (cse_insn): If DEST is a paradoxical SUBREG, don't record DEST.
7056 2016-08-04 Kugan Vivekanandarajah <kuganv@linaro.org>
7058 * tree-inline.c (remap_ssa_name): Check for POINTER_TYPE_P before
7059 accessing SSA_NAME_PTR_INFO.
7061 2016-08-04 Georg-Johann Lay <avr@gjlay.de>
7064 * common/config/avr/avr-common.c (avr_option_optimization_table)
7065 [OPT_LEVELS_ALL]: Turn off -fcaller-saves.
7067 2016-08-04 Georg-Johann Lay <avr@gjlay.de>
7070 * config/avr/avr.md: New pattern to work around do_store_flag
7071 generating shift instructions for bit extractions.
7073 2016-08-04 Kugan Vivekanandarajah <kuganv@linaro.org>
7075 * tree-vrp.c (set_value_range): Use vrp_equiv_obstack with
7077 (add_equivalence): Likewise.
7078 (get_value_range): Allocate value range with vrp_value_range_pool.
7079 (vrp_initialize): Initialize vrp_equiv_obstack for equiv allocation.
7080 (vrp_finalize): Relase vrp_equiv_obstack and vrp_value_range_pool.
7082 2016-08-03 Peter Bergner <bergner@vnet.ibm.com>
7084 * config/rs6000/rs6000.c (rs6000_option_override_internal): Make LRA
7085 the default for the rs6000 port.
7087 2016-08-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
7090 * calls.c (special_function_p): Remove special handling of
7091 "setjmp_syscall", "qsetjmp", "longjmp", "siglongjmp" and the
7092 prefix "__x". Recognize "savectx", "vfork" and "getcontext" only
7093 without prefix. Remove potentially unsafe ECF_LEAF and ECF_NORETURN.
7095 2016-08-03 Vladimir Makarov <vmakarov@redhat.com>
7098 * lra-spills.c (regno_in_use_p): Check bb and regno modification.
7099 Don't stop on regular insns.
7101 2016-08-03 Nathan Sidwell <nathan@codesourcery.com>
7103 * config/nvptx/nvptx.c (nvptx_declare_function_name): Round frame
7104 size to DImode boundary.
7105 (nvptx_propagate): Likewise.
7107 2016-08-03 Alan Modra <amodra@gmail.com>
7109 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Make scalar
7110 float access depend on TARGET_EFFICIENT_UNALIGNED_VSX.
7111 * config/rs6000/rs6000.opt (-mefficient-unaligned-vsx): Renamed
7112 from -mefficient-unaligned-vector. Note that this affects fp too.
7114 2016-08-03 Alan Modra <amodra@gmail.com>
7116 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make unaligned mem
7119 2016-08-03 Alan Modra <amodra@gmail.com>
7121 * config/rs6000/rs6000.md (fix_trunc<mode>si2): Force source operand
7122 to a reg. Localize vars.
7124 2016-08-03 Alan Modra <amodra@gmail.com>
7126 * config/rs6000/rs6000.opt: Remove negatives from help strings
7129 2016-08-03 Alan Modra <amodra@gmail.com>
7131 * config/rs6000/rs6000.c (rs6000_secondary_reload_direct_move):
7132 Delete duplicated code.
7134 2016-08-02 Vladimir Makarov <vmakarov@redhat.com>
7137 * lra-spills.c (regno_in_use_p): New.
7138 (lra_final_code_change): Use it.
7140 2016-08-02 Vladimir Makarov <vmakarov@redhat.com>
7142 PR rtl-optimization/69847
7143 * lra-int.h (struct lra-reg): Use restore_rtx instead of
7145 (lra_rtx_hash): New.
7146 * lra.c (initialize_lra_reg_info_element): Use restore_rtx instead
7148 (lra_rtx_hash): Rename and move lra-remat.c::rtx_hash.
7149 * lra-remat.c (rtx_hash): Rename and Move to lra.c.
7150 * lra-spills.c (lra_final_code_change): Don't delete insn when the
7151 next insn is USE with the same reg as the current insn source.
7152 * lra-constraints.c (curr_insn_transform): Use restore_rtx instead
7154 (lra_constraints_init): Call initiate_invariants.
7155 (lra_constraints_finish): Call finish_invariants.
7156 (struct invariant, invariant_t, invariant_ptr_t): New.
7157 (const_invariant_ptr_t, invariants, invariants_pool): New.
7158 (invariant_table, invariant_hash, invariant_eq_p): New.
7159 (insert_invariant, initiate_invariants, finish_invariants): New.
7160 (clear_invariants, invalid_invariant_regs): New.
7161 (inherit_reload_reg, split_reg, fix_bb_live_info): Use restore_rtx
7162 instead of restore_regno.
7163 (invariant_p, process_invariant_for_inheritance): New.
7164 (inherit_in_ebb): Implement invariant inheritance.
7165 (lra_inheritance): Initialize and finalize invalid_invariant_regs.
7166 (remove_inheritance_pseudos): Implement undoing invariant
7168 (undo_optional_reloads, lra_undo_inheritance): Use restore_rtx
7169 instead of restore_regno.
7170 * lra-assigns.c (regno_live_length): New.
7171 (reload_pseudo_compare_func): Use regno_live_length.
7172 (assign_by_spills): Use restore_rtx instead of restore_regno.
7173 (lra_assign): Ditto. Initiate regno_live_length.
7175 2016-02-08 James Greenhalgh <james.greenhalgh@arm.com>
7177 * config/aarch64/arm_neon.h (vminnm_f64): Add back missing 'f' from
7178 __builtin_aarch64_fmindf.
7180 2016-08-02 Bin Cheng <bin.cheng@arm.com>
7182 PR tree-optimization/34114
7183 * tree-ssa-loop-niter.c (number_of_iterations_ne): Prove no-overflow
7184 information for more control IVs.
7186 2016-08-02 Bin Cheng <bin.cheng@arm.com>
7188 PR tree-optimization/34114
7189 * fold-const.c (multiple_of_p): Improve MULT_EXPR, PLUS_EXPR,
7190 PLUS_EXPR case. Handle SSA_NAME case.
7192 2016-08-02 Tamar Christina <tamar.christina@arm.com>
7194 * config/aarch64/aarch64-simd-builtins.def
7195 (__builtin_aarch64_fmindf): Change BUILTIN_VDQF to BUILTIN_VDQF_DF.
7196 (__builtin_aarch64_fmaxdf): Likewise.
7197 (__builtin_aarch64_smin_nandf): Likewise.
7198 (__builtin_aarch64_smax_nandf): Likewise.
7199 * config/aarch64/aarch64-simd.md (<fmaxmin><mode>3): Remove.
7200 * config/aarch64/aarch64.md (<fmaxmin><mode>3): Rename to...
7201 (<fmaxmin><mode>3): ...this.
7202 * config/aarch64/arm_neon.h (vmaxnm_f64): New.
7203 (vminnm_f64): Likewise.
7204 (vmin_f64): Likewise.
7205 (vmax_f64): Likewise.
7206 * config/aarch64/iterators.md (FMAXMIN): Merge with...
7207 (FMAXMIN_UNS): ...this.
7208 (fmaxmin): Merged with
7209 (fmaxmin_op): ...this...
7210 (maxmin_uns_op): ...in to this.
7212 2016-08-01 Michael Meissner <meissner@linux.vnet.ibm.com>
7214 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
7215 Add support for vec_extract on vector float, vector int, vector
7216 short, and vector char vector types.
7217 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
7218 vector float, vector int, vector short, and vector char
7219 optimizations on 64-bit ISA 2.07 systems for both constant and
7220 variable element numbers.
7221 (rs6000_split_vec_extract_var): Likewise.
7222 * config/rs6000/vsx.md (vsx_xscvspdp_scalar2): Allow SFmode to be
7223 Altivec registers on ISA 2.07 and above.
7224 (vsx_extract_v4sf): Delete alternative that hard coded element 0,
7225 which never was matched due to the split occuring before register
7226 allocation (and the code would not have worked on little endian
7227 systems if it did match). Allow extracts to go to the Altivec
7228 registers if ISA 2.07 (power8). Change from using "" around the
7229 C++ code to using {}'s.
7230 (vsx_extract_v4sf_<mode>_load): New insn to optimize vector float
7231 vec_extracts when the vector is in memory.
7232 (vsx_extract_v4sf_var): New insn to optimize vector float
7233 vec_extracts when the element number is variable on 64-bit ISA
7235 (vsx_extract_<mode>, VSX_EXTRACT_I iterator): Add optimizations
7236 for 64-bit ISA 2.07 as well as ISA 3.0.
7237 (vsx_extract_<mode>_p9, VSX_EXTRACT_I iterator): Likewise.
7238 (vsx_extract_<mode>_p8, VSX_EXTRACT_I iterator): Likewise.
7239 (vsx_extract_<mode>_load, VSX_EXTRACT_I iterator): New insn to
7240 optimize vector int, vector short, and vector char vec_extracts
7241 when the vector is in memory.
7242 (vsx_extract_<mode>_var, VSX_EXTRACT_I iterator): New insn to
7243 optimize vector int, vector short, and vector char vec_extracts
7244 when the element number is variable.
7246 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
7249 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_PM): Use a value that
7250 does not overlap with other symbol flags.
7252 2016-08-01 Wilco Dijkstra <wdijkstr@arm.com>
7254 * config/aarch64/aarch64.h (aarch64_frame):
7255 Remove padding0 and hardfp_offset. Add locals_offset,
7256 initial_adjust, callee_adjust, callee_offset and final_adjust.
7257 * config/aarch64/aarch64.c (aarch64_layout_frame):
7258 Remove unused padding0 and hardfp_offset initializations.
7259 Choose frame layout and set frame variables accordingly.
7260 Use INVALID_REGNUM instead of FIRST_PSEUDO_REGISTER.
7261 (aarch64_push_regs): Use INVALID_REGNUM, not FIRST_PSEUDO_REGISTER.
7262 (aarch64_pop_regs): Likewise.
7263 (aarch64_expand_prologue): Remove all decision code, just emit
7264 prolog according to frame variables.
7265 (aarch64_expand_epilogue): Remove all decision code, just emit
7266 epilog according to frame variables.
7267 (aarch64_initial_elimination_offset): Use offset to local/arg area.
7269 2015-08-01 H.J. Lu <hongjiu.lu@intel.com>
7272 * config/i386/i386.c (timode_scalar_chain::convert_insn): Call
7273 fix_debug_reg_uses after changing source register mode to
7274 V1TImode if source register is undefined.
7276 2015-08-01 Alan Hayward <alan.hayward@arm.com>
7278 PR tree-optimization/71818
7279 * tree-vect-loop-manip.c (vect_can_advance_ivs_p): Don't advance IVs
7280 with non invariant evolutions
7282 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
7285 * config/avr/avr.md (length) [branch]: Correct insn length
7286 attribute for forward branches.
7288 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
7290 * doc/extend.texi (AVR Built-in Functions): Document
7292 * config/avr/builtins.def (NOPS): New.
7293 * config/avr/avr.c (avr_expand_nops): New static function.
7294 (avr_expand_builtin): Use it to handle AVR_BUILTIN_NOPS.
7296 2016-08-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7298 * config/aarch64/aarch64.c (aarch64_classify_address): Use DImode when
7299 performing aarch64_offset_7bit_signed_scaled_p check for TImode LDP/STP
7302 2016-08-01 Virendra Pathak <virendra.pathak@broadcom.com>
7304 * config/aarch64/aarch64.c (vulcan_tunings): Update
7305 vulcan L1 cache_line_size.
7307 2016-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
7309 * config/rs6000/rs6000-protos.h (rs6000_adjust_vec_address): New
7310 function that takes a vector memory address, a hard register, an
7311 element number and a temporary base register, and recreates an
7312 address that points to the appropriate element within the vector.
7313 * config/rs6000/rs6000.c (rs6000_adjust_vec_address): Likewise.
7314 (rs6000_split_vec_extract_var): Add support for the target of a
7315 vec_extract with variable element number being a scalar memory
7317 (rtx_is_swappable_p): VLSO insns (UNSPEC_VSX_VSLOW) are not
7319 * config/rs6000/vsx.md (vsx_extract_<mode>_load): Replace
7320 vsx_extract_<mode>_load insn with a new insn that optimizes
7321 storing either element to a memory location, using scratch
7322 registers to pick apart the vector and reconstruct the address.
7323 (vsx_extract_<P:mode>_<VSX_D:mode>_load): Likewise.
7324 (vsx_extract_<mode>_store): Rework alternatives to more correctly
7325 support Altivec registers. Add support for ISA 3.0 Altivec d-form
7327 (vsx_extract_<mode>_var): Add support for extracting a variable
7328 element number from memory.
7330 2016-07-29 Georg-Johann Lay <avr@gjlay.de>
7332 * config/avr/avr.c (avr_out_compare): Use const0_rtx instead of 0
7333 when testing for compares against constants of the form 0xabab.
7335 2016-07-29 Bin Cheng <bin.cheng@arm.com>
7337 PR tree-optimization/57558
7338 * tree-vect-loop-manip.c (vect_create_cond_for_niters_checks): New
7340 (vect_loop_versioning): Support versioning with niter assumptions.
7341 * tree-vect-loop.c (tree-ssa-loop.h): Include header file.
7342 (vect_get_loop_niters): New parameter. Reimplement to support
7343 assumptions in loop niter info.
7344 (vect_analyze_loop_form_1, vect_analyze_loop_form): Ditto.
7345 (new_loop_vec_info): Init LOOP_VINFO_NITERS_ASSUMPTIONS.
7346 (vect_estimate_min_profitable_iters): Use LOOP_REQUIRES_VERSIONING.
7347 Support loop versioning for niters.
7348 * tree-vectorizer.c (tree-ssa-loop-niter.h): Include header file.
7349 (vect_free_loop_info_assumptions): New function.
7350 (vectorize_loops): Free loop niter info for loops with flag
7351 LOOP_F_ASSUMPTIONS set if vectorization failed.
7352 * tree-vectorizer.h (struct _loop_vec_info): New field
7353 num_iters_assumptions.
7354 (LOOP_VINFO_NITERS_ASSUMPTIONS): New macro.
7355 (LOOP_REQUIRES_VERSIONING_FOR_NITERS): New macro.
7356 (LOOP_REQUIRES_VERSIONING): New macro.
7357 (vect_free_loop_info_assumptions): New decl.
7359 2016-07-29 Bin Cheng <bin.cheng@arm.com>
7361 * cfgloop.h (struct loop): New field constraints.
7362 (LOOP_C_INFINITE, LOOP_C_FINITE): New macros.
7363 (loop_constraint_set, loop_constraint_clr, loop_constraint_set_p): New
7365 * cfgloop.c (alloc_loop): Initialize new field.
7366 * cfgloopmanip.c (copy_loop_info): Copy constraints.
7367 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions):
7368 Adjust niter analysis wrto loop constraints.
7369 * doc/loop.texi (@node Number of iterations): Add description for loop
7372 2016-07-29 Marek Polacek <polacek@redhat.com>
7375 * config/i386/i386.c (ix86_expand_args_builtin): Add break.
7376 (ix86_expand_round_builtin): Likewise.
7378 2016-07-29 Segher Boessenkool <segher@kernel.crashing.org>
7379 Georg-Johann Lay <avr@gjlay.de>
7381 PR rtl-optimization/71976
7382 * combine.c (get_last_value): Return 0 if the argument for which
7383 the function is called has a wider mode than the recorded value.
7385 2016-07-29 Marek Polacek <polacek@redhat.com>
7388 * config/rs6000/rs6000.c (altivec_expand_ld_builtin): Add break.
7389 (altivec_expand_st_builtin): Likewise.
7391 2016-07-29 Georg-Johann Lay <avr@gjlay.de>
7393 * config/avr/avr.md (addqi3) [cc]: Revert glitch in insn attribute
7394 introduced in r238381.
7396 2016-07-29 Kugan Vivekanandarajah <kuganv@linaro.org>
7399 * tree-vrp.c (extract_range_from_binary_expr_1): In case of signed
7400 & sign-bit-CST, generate [-INF, 0] instead of [-INF, INF].
7402 2016-07-28 Michael Meissner <meissner@linux.vnet.ibm.com>
7404 * config/rs6000/rs6000-protos.h (rs6000_split_vec_extract_var):
7406 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
7407 Add support for vec_extract of vector double or vector long having
7408 a variable element number on 64-bit ISA 2.07 systems or newer.
7409 * config/rs6000/rs6000.c (rs6000_expand_vector_extract):
7411 (rs6000_split_vec_extract_var): New function to split a
7412 vec_extract built-in function with variable element number.
7413 (rtx_is_swappable_p): Variable vec_extracts and shifts are not
7415 * config/rs6000/vsx.md (UNSPEC_VSX_VSLO): New unspec.
7416 (UNSPEC_VSX_EXTRACT): Likewise.
7417 (vsx_extract_<mode>, VSX_D iterator): Fix constraints to allow
7418 direct move instructions to be generated on 64-bit ISA 2.07
7419 systems and newer, and to take advantage of the ISA 3.0 MFVSRLD
7421 (vsx_vslo_<mode>): New insn to do VSLO on V2DFmode and V2DImode
7422 arguments for vec_extract variable element.
7423 (vsx_extract_<mode>_var, VSX_D iterator): New insn to support
7424 vec_extract with variable element on V2DFmode and V2DImode
7426 * config/rs6000/rs6000.h (TARGET_VEXTRACTUB): Remove
7427 -mupper-regs-df requirement, since it isn't needed.
7428 (TARGET_DIRECT_MOVE_64BIT): New macro to say whether we can
7429 do direct moves on 64-bit systems, which allows optimization of
7430 vec_extract on 64-bit ISA 2.07 systems and newer.
7432 2016-07-28 Kristina Martsenko <kristina.martsenko@arm.com>
7433 2016-07-28 Wilco Dijkstra <wdijkstr@arm.com>
7435 * config/aarch64/aarch64.md
7436 (zero_extend<SHORT:mode><GPI:mode>2_aarch64): Change output
7438 (<optab>qihi2_aarch64): Likewise, and split into two.
7439 (extendqihi2_aarch64): New.
7440 (zero_extendqihi2_aarch64): New.
7441 * config/aarch64/iterators.md (ldrxt): Remove.
7442 * config/aarch64/aarch64.c (aarch64_rtx_costs): Change cost of
7445 2016-07-28 Kristina Martsenko <kristina.martsenko@arm.com>
7447 * config/aarch64/aarch64.c (aarch64_rtx_costs): Fix cost of zero extend.
7449 2016-07-28 Wilco Dijkstra <wdijkstr@arm.com>
7451 * config/aarch64/aarch64.c (aarch64_pushwb_pair_reg): Rename.
7452 (aarch64_push_reg): New function to push 1 or 2 registers.
7453 (aarch64_pop_reg): New function to pop 1 or 2 registers.
7454 (aarch64_expand_prologue): Use aarch64_push_regs.
7455 (aarch64_expand_epilogue): Use aarch64_pop_regs.
7457 2016-07-28 Yuri Rumyantsev <ysrumyan@gmail.com>
7459 PR tree-optimization/71734
7460 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Pass value of safelen
7461 attribute instead of REF_LOOP and use it.
7462 (ref_indep_loop_p_2): Use SAFELEN argument instead of REF_LOOP and
7463 set it for Loops having non-zero safelen attribute.
7464 (ref_indep_loop_p): Pass zero as initial value for safelen.
7466 2016-07-28 Ilya Enkovich <ilya.enkovich@intel.com>
7470 * tree-chkp.c (chkp_retbnd_call_by_val): Check for instrumentation
7471 call using chkp_gimple_call_builtin_p.
7472 (chkp_copy_bounds_for_assign): Likewise.
7474 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7476 * config/alpha/alpha.c (alpha_adjust_cost): Adjust.
7477 * config/arm/arm-protos.h (struct tune_params): Likewise.
7478 * config/arm/arm.c (xscale_sched_adjust_cost): Likewise.
7479 (cortex_a9_sched_adjust_cost): Likewise.
7480 (fa726te_sched_adjust_cost): Likewise.
7481 (arm_adjust_cost): Likewise.
7482 * config/bfin/bfin.c (bfin_adjust_cost): Likewise.
7483 * config/c6x/c6x.c (c6x_adjust_cost): Likewise.
7484 * config/epiphany/epiphany.c (epiphany_adjust_cost): Likewise.
7485 * config/i386/i386.c (ix86_adjust_cost): Likewise.
7486 * config/ia64/ia64.c: Likewise.
7487 * config/m68k/m68k.c: Likewise.
7488 * config/mep/mep.c (mep_adjust_cost): Likewise.
7489 * config/microblaze/microblaze.c (microblaze_adjust_cost):
7491 * config/mips/mips.c (mips_adjust_cost): Likewise.
7492 * config/mn10300/mn10300.c (mn10300_adjust_sched_cost):
7494 * config/pa/pa.c (pa_adjust_cost): Likewise.
7495 * config/rs6000/rs6000.c (rs6000_adjust_cost): Likewise.
7496 (rs6000_debug_adjust_cost): Likewise.
7497 * config/sh/sh.c (sh_adjust_cost): Likewise.
7498 * config/sparc/sparc.c (supersparc_adjust_cost): Likewise.
7499 (hypersparc_adjust_cost): Likewise.
7500 (sparc_adjust_cost): Likewise.
7501 * config/spu/spu.c (spu_sched_adjust_cost): Likewise.
7502 * config/tilegx/tilegx.c (tilegx_sched_adjust_cost): Likewise.
7503 * config/tilepro/tilepro.c (tilepro_sched_adjust_cost):
7505 * config/visium/visium.c (visium_adjust_cost): Likewise.
7506 * doc/tm.texi: Regenerate.
7507 * haifa-sched.c (dep_cost_1): Adjust.
7508 * target.def: Merge adjust_cost and adjust_cost_2.
7510 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7512 * haifa-sched.c (add_to_speculative_block): Make twins a vector.
7514 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7516 * store-motion.c (struct st_expr): Make pattern_regs a vector.
7517 (extract_mentioned_regs): Append to a vector instead of
7518 returning a rtx_expr_list.
7519 (st_expr_entry): Adjust.
7520 (free_st_expr_entry): Likewise.
7521 (store_ops_ok): Likewise.
7522 (store_killed_in_insn): Likewise.
7523 (find_moveable_store): Likewise.
7525 2016-07-28 Martin Liska <mliska@suse.cz>
7527 PR gcov-profile/68025
7528 * tree-profile.c (tree_profiling): Respect
7529 no_profile_instrument_function attribute.
7530 * doc/extend.texi: Document no_profile_instrument_function
7533 2016-07-28 Martin Liska <mliska@suse.cz>
7535 PR rtl-optimization/70944
7536 * combine.c (make_compound_operation):
7537 Do not allow make_compound_operation for vector mode
7539 2016-07-28 Kugan Vivekanandarajah <kuganv@linaro.org>
7542 * tree-ssa-reassoc.c (maybe_optimize_range_tests): Check tcc_comparison
7543 before calling get_ops.
7545 2016-07-27 Bernd Edlinger <bernd.edlinger@hotmail.de>
7547 * defaults.h (LOG2_BITS_PER_UNIT): Move from here...
7548 * tree.h (LOG2_BITS_PER_UNIT): ...to here.
7549 (BITS_PER_UNIT_LOG): Remove.
7550 (int_bit_position): Use LOG2_BITS_PER_UNIT instead of BITS_PER_UNIT_LOG.
7551 * expr.c (expand_assignment): Likewise.
7552 * stor-layout.c (initialize_sizetypes): Likewise.
7554 2016-07-27 Michael Meissner <meissner@linux.vnet.ibm.com>
7556 * config/rs6000/vector.md (vec_extract<mode>): Change the calling
7557 signature of rs6000_expand_vector_extract so that the element
7558 number is a RTX instead of a constant integer.
7559 * config/rs6000/rs6000-protos.h (rs6000_expand_vector_extract):
7561 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Likewise.
7562 (altivec_expand_vec_ext_builtin): Likewise.
7563 * config/rs6000/altivec.md (reduc_plus_scal_<mode>): Likewise.
7564 * config/rs6000/vsx.md (vsx_extract_<mode>): Fix spelling of the
7565 MFVSRLD instruction.
7567 2016-07-27 David Malcolm <dmalcolm@redhat.com>
7569 * input.c (get_pure_location): Move here from tree.c.
7570 (make_location): Likewise. Add header comment.
7571 (selftest::test_accessing_ordinary_linemaps): Verify
7572 pure_location_p, make_location, get_location_from_adhoc_loc and
7574 * input.h (get_pure_location): Move declaration here from tree.h.
7575 (get_finish): Likewise for inline function.
7576 (make_location): Likewise for declaration.
7577 * tree.c (get_pure_location): Move to input.c.
7578 (make_location): Likewise.
7579 * tree.h (get_pure_location): Move declaration to tree.h.
7580 (get_finish): Likewise for inline function.
7581 (make_location): Likewise for declaration.
7583 2016-07-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
7586 * match.pd (x / abs(x) -> copysign(1.0, x)): New pattern.
7588 2016-07-27 David Malcolm <dmalcolm@redhat.com>
7590 * system.h (STATIC_ASSERT): Use static_assert if building
7593 2016-07-27 Richard Biener <rguenther@suse.de>
7595 PR tree-optimization/72517
7596 * tree-vect-data-refs.c (vect_analyze_data_ref_dependences):
7597 Revert change to not compute read-read dependences.
7599 2016-07-27 Richard Biener <rguenther@suse.de>
7601 * predict.c (set_even_probabilities): Make nedges unsigned.
7603 2016-07-27 Martin Liska <mliska@suse.cz>
7605 * predict.c (set_even_probabilities): Handle unlikely edges.
7606 (combine_predictions_for_bb): Likewise.
7608 2016-07-26 Michael Meissner <meissner@linux.vnet.ibm.com>
7611 * config/rs6000/rs6000.c (rs6000_generate_compare): Rework
7612 __float128 support when we don't have hardware support, so that
7613 the IEEE built-in functions like isgreater, first call __unordkf3
7614 to make sure neither operand is a NaN, and if both operands are
7615 ordered, do the normal comparison.
7617 2016-07-26 Patrick Palka <ppalka@gcc.gnu.org>
7619 * tree-vrp.c (dump_asserts_for): Print loc->expr instead of
7621 (extract_code_and_val_from_cond_with_ops): Verify that name is
7622 either cond_op0 or cond_op1.
7624 2016-07-26 Patrick Palka <ppalka@gcc.gnu.org>
7626 PR tree-optimization/18046
7627 * genmodes.c (emit_mode_size_inline): Emit an assert that
7628 verifies that mode is a valid array index.
7629 (emit_mode_nuinits_inline): Likewise.
7630 (emit_mode_inner_inline): Likewise.
7631 (emit_mode_unit_size_inline): Likewise.
7632 (emit_mode_unit_precision_inline): Likewise.
7633 * tree-vrp.c: Include params.h.
7634 (find_switch_asserts): Register edge assertions for the default
7635 label which correspond to the anti-ranges of each case label.
7636 * params.def (PARAM_MAX_VRP_SWITCH_ASSERTIONS): New.
7637 * doc/invoke.texi: Document it.
7639 2016-07-26 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7641 * gimple-ssa-strength-reduction.c (slsr_process_phi): Remove dead
7642 and unnecessary call to gimple_bb.
7644 2016-07-26 Richard Biener <rguenther@suse.de>
7646 PR rtl-optimization/71984
7647 * simplify-rtx.c (simplify_subreg): Use GET_MODE_SIZE and prepare
7650 2016-07-26 Richard Biener <rguenther@suse.de>
7653 * expmed.c (extract_bit_field_1): Constrain the vector mode
7654 with element size matching the extraction mode size when
7655 choosing a better vector mode to do the extraction from.
7657 2016-07-26 Richard Biener <rguenther@suse.de>
7658 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
7661 * match.pd ((intptr)x eq/ne CST to x eq/ne (typeof x) CST): New
7664 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7666 * tree-ssa-structalias.c (struct scc_info): Change types of
7667 members to auto_sbitmap and auto_vec.
7668 (scc_info::scc_info): New constructor.
7669 (scc_info::~scc_info): New destructor.
7670 (init_scc_info): Remove.
7671 (free_scc_info): Remove.
7672 (find_indirect_cycles): Adjust.
7673 (perform_var_substitution): Likewise.
7674 (free_var_substitution_info): Likewise.
7676 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7678 * tree-outof-ssa.c (struct elim_graph): Change type of members
7679 to auto_vec and auto_sbitmap.
7680 (elim_graph::elim_graph): New constructor.
7681 (delete_elim_graph): Remove.
7682 (expand_phi_nodes): Adjust.
7684 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7686 * tree-outof-ssa.c (struct elim_graph): Remove typedef.
7687 (new_elim_graph): Adjust.
7688 (clear_elim_graph): Likewise.
7689 (delete_elim_graph): Likewise.
7690 (elim_graph_size): Likewise.
7691 (elim_graph_add_node): Likewise.
7692 (elim_graph_add_edge): Likewise.
7693 (elim_graph_remove_succ_edge): Likewise.
7694 (eliminate_name): Likewise.
7695 (eliminate_build): Likewise.
7696 (elim_forward): Likewise.
7697 (elim_unvisited_predecessor): Likewise.
7698 (elim_backward): Likewise.
7699 (elim_create): Likewise.
7700 (eliminate_phi): Likewise.
7701 (expand_phi_nodes): Likewise.
7703 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7705 * bt-load.c (compute_out): Use auto_sbitmap class.
7706 (link_btr_uses): Likewise.
7707 * cfganal.c (mark_dfs_back_edges): Likewise.
7708 (post_order_compute): Likewise.
7709 (inverted_post_order_compute): Likewise.
7710 (pre_and_rev_post_order_compute_fn): Likewise.
7711 (single_pred_before_succ_order): Likewise.
7712 * cfgexpand.c (pass_expand::execute): Likewise.
7713 * cfgloop.c (verify_loop_structure): Likewise.
7714 * cfgloopmanip.c (fix_bb_placements): Likewise.
7715 (remove_path): Likewise.
7716 (update_dominators_in_loop): Likewise.
7717 * cfgrtl.c (break_superblocks): Likewise.
7718 * ddg.c (check_sccs): Likewise.
7719 (create_ddg_all_sccs): Likewise.
7720 * df-core.c (df_worklist_dataflow): Likewise.
7721 * dse.c (dse_step3): Likewise.
7722 * except.c (eh_region_outermost): Likewise.
7723 * function.c (thread_prologue_and_epilogue_insns): Likewise.
7724 * gcse.c (prune_expressions): Likewise.
7725 (prune_insertions_deletions): Likewise.
7726 * gimple-ssa-backprop.c (backprop::~backprop): Likewise.
7727 * graph.c (draw_cfg_nodes_no_loops): Likewise.
7728 * ira-lives.c (remove_some_program_points_and_update_live_ranges): Likewise.
7729 * lcm.c (compute_earliest): Likewise.
7730 (compute_farthest): Likewise.
7731 * loop-unroll.c (unroll_loop_constant_iterations): Likewise.
7732 (unroll_loop_runtime_iterations): Likewise.
7733 (unroll_loop_stupid): Likewise.
7734 * lower-subreg.c (decompose_multiword_subregs): Likewise.
7735 * lra-lives.c: Likewise.
7736 * lra.c (lra): Likewise.
7737 * modulo-sched.c (schedule_reg_moves): Likewise.
7738 (optimize_sc): Likewise.
7739 (get_sched_window): Likewise.
7740 (sms_schedule_by_order): Likewise.
7741 (check_nodes_order): Likewise.
7742 (order_nodes_of_sccs): Likewise.
7743 (order_nodes_in_scc): Likewise.
7744 * recog.c (split_all_insns): Likewise.
7745 * regcprop.c (pass_cprop_hardreg::execute): Likewise.
7746 * reload1.c (reload): Likewise.
7747 * sched-rgn.c (haifa_find_rgns): Likewise.
7748 (split_edges): Likewise.
7749 (compute_trg_info): Likewise.
7750 * sel-sched.c (init_seqno): Likewise.
7751 * store-motion.c (remove_reachable_equiv_notes): Likewise.
7752 * tree-into-ssa.c (update_ssa): Likewise.
7753 * tree-ssa-live.c (live_worklist): Likewise.
7754 * tree-ssa-loop-im.c (fill_always_executed_in): Likewise.
7755 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
7757 (try_peel_loop): Likewise.
7758 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
7760 * tree-ssa-pre.c (compute_antic): Likewise.
7761 * tree-ssa-reassoc.c (undistribute_ops_list): Likewise.
7762 * tree-stdarg.c (reachable_at_most_once): Likewise.
7763 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Likewise.
7764 * var-tracking.c (vt_find_locations): Likewise.
7766 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7768 * sbitmap.h (auto_sbitmap): New class.
7770 2016-07-26 Alan Modra <amodra@gmail.com>
7773 * config/rs6000/rs6000.c (rs6000_secondary_reload): Initialize
7776 2016-07-25 David Malcolm <dmalcolm@redhat.com>
7778 * input.c (selftest::temp_source_file::temp_source_file): Fix
7779 missing "%s" in fprintf.
7781 2016-07-25 John David Anglin <danglin@gcc.gnu.org>
7784 * cselib.c (cselib_process_insn): Invalidate argument slots for
7787 2016-07-25 Jiong Wang <jiong.wang@arm.com>
7789 * config/aarch64/arm_neon.h (vfmah_lane_f16, vfmah_laneq_f16,
7790 vfmsh_lane_f16, vfmsh_laneq_f16, vmulh_lane_f16, vmulh_laneq_f16,
7791 vmulxh_lane_f16, vmulxh_laneq_f16): New.
7793 2016-07-25 Jiong Wang <jiong.wang@arm.com>
7795 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
7796 * config/aarch64/aarch64.md (fma, fnma): Support HF.
7797 * config/aarch64/arm_fp16.h (vfmah_f16, vfmsh_f16): New.
7799 2016-07-25 Jiong Wang <jiong.wang@arm.com>
7801 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
7802 * config/aarch64/aarch64.md (<FCVT_F2FIXED:fcvt_fixed_insn>hf<mode>3):
7804 (<FCVT_FIXED2F:fcvt_fixed_insn><mode>hf3): Likewise.
7805 (add<mode>3): Likewise.
7806 (sub<mode>3): Likewise.
7807 (mul<mode>3): Likewise.
7808 (div<mode>3): Likewise.
7809 (*div<mode>3): Likewise.
7810 (<fmaxmin><mode>3): Extend to HF.
7811 * config/aarch64/aarch64-simd.md (aarch64_rsqrts<mode>): Likewise.
7812 (fabd<mode>3): Likewise.
7813 (<FCVT_F2FIXED:fcvt_fixed_insn><VHSDF_HSDF:mode>3): Likewise.
7814 (<FCVT_FIXED2F:fcvt_fixed_insn><VHSDI_HSDI:mode>3): Likewise.
7815 (aarch64_fmulx<mode>): Likewise.
7816 (aarch64_fac<optab><mode>): Likewise.
7817 (aarch64_frecps<mode>): Likewise.
7818 (<FCVT_F2FIXED:fcvt_fixed_insn>hfhi3): New.
7819 (<FCVT_FIXED2F:fcvt_fixed_insn>hihf3): Likewise.
7820 * config/aarch64/iterators.md (VHSDF_SDF): Delete.
7821 (VSDQ_HSDI): Support HI.
7822 (fcvt_target, FCVT_TARGET): Likewise.
7823 * config/aarch64/arm_fp16.h (vaddh_f16, vsubh_f16, vabdh_f16,
7824 vcageh_f16, vcagth_f16, vcaleh_f16, vcalth_f16, vceqh_f16, vcgeh_f16,
7825 vcgth_f16, vcleh_f16, vclth_f16, vcvth_n_f16_s16, vcvth_n_f16_s32,
7826 vcvth_n_f16_s64, vcvth_n_f16_u16, vcvth_n_f16_u32, vcvth_n_f16_u64,
7827 vcvth_n_s16_f16, vcvth_n_s32_f16, vcvth_n_s64_f16, vcvth_n_u16_f16,
7828 vcvth_n_u32_f16, vcvth_n_u64_f16, vdivh_f16, vmaxh_f16, vmaxnmh_f16,
7829 vminh_f16, vminnmh_f16, vmulh_f16, vmulxh_f16, vrecpsh_f16,
7832 2016-07-25 Jiong Wang <jiong.wang@arm.com>
7834 * config.gcc (aarch64*-*-*): Install arm_fp16.h.
7835 * config/aarch64/aarch64-builtins.c (hi_UP): New.
7836 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
7837 * config/aarch64/aarch64-simd.md (aarch64_frsqrte<mode>): Extend to HF
7839 (aarch64_frecp<FRECP:frecp_suffix><mode>): Likewise.
7840 (aarch64_cm<optab><mode>): Likewise.
7841 * config/aarch64/aarch64.md (<frint_pattern><mode>2): Likewise.
7842 (l<fcvt_pattern><su_optab><GPF:mode><GPI:mode>2): Likewise.
7843 (fix_trunc<GPF:mode><GPI:mode>2): Likewise.
7844 (sqrt<mode>2): Likewise.
7845 (*sqrt<mode>2): Likewise.
7846 (abs<mode>2): Likewise.
7847 (<optab><mode>hf2): New pattern for HF mode.
7848 (<optab>hihf2): Likewise.
7849 * config/aarch64/arm_neon.h: Include arm_fp16.h.
7850 * config/aarch64/iterators.md (GPF_F16, GPI_F16, VHSDF_HSDF): New.
7851 (w1, w2, v, s, q, Vmtype, V_cmp_result, fcvt_iesize, FCVT_IESIZE):
7853 * config/aarch64/arm_fp16.h: New file.
7854 (vabsh_f16, vceqzh_f16, vcgezh_f16, vcgtzh_f16, vclezh_f16, vcltzh_f16,
7855 vcvth_f16_s16, vcvth_f16_s32, vcvth_f16_s64, vcvth_f16_u16,
7856 vcvth_f16_u32, vcvth_f16_u64, vcvth_s16_f16, vcvth_s32_f16,
7857 vcvth_s64_f16, vcvth_u16_f16, vcvth_u32_f16, vcvth_u64_f16,
7858 vcvtah_s16_f16, vcvtah_s32_f16, vcvtah_s64_f16, vcvtah_u16_f16,
7859 vcvtah_u32_f16, vcvtah_u64_f16, vcvtmh_s16_f16, vcvtmh_s32_f16,
7860 vcvtmh_s64_f16, vcvtmh_u16_f16, vcvtmh_u32_f16, vcvtmh_u64_f16,
7861 vcvtnh_s16_f16, vcvtnh_s32_f16, vcvtnh_s64_f16, vcvtnh_u16_f16,
7862 vcvtnh_u32_f16, vcvtnh_u64_f16, vcvtph_s16_f16, vcvtph_s32_f16,
7863 vcvtph_s64_f16, vcvtph_u16_f16, vcvtph_u32_f16, vcvtph_u64_f16,
7864 vnegh_f16, vrecpeh_f16, vrecpxh_f16, vrndh_f16, vrndah_f16, vrndih_f16,
7865 vrndmh_f16, vrndnh_f16, vrndph_f16, vrndxh_f16, vrsqrteh_f16,
7868 2016-07-25 Jiong Wang <jiong.wang@arm.com>
7870 * config/aarch64/aarch64-simd-builtins.def (reduc_smax_scal_,
7871 reduc_smin_scal_): Use VDQIF_F16.
7872 (reduc_smax_nan_scal_, reduc_smin_nan_scal_): Use VHSDF.
7873 * config/aarch64/aarch64-simd.md (reduc_<maxmin_uns>_scal_<mode>):
7875 (aarch64_reduc_<maxmin_uns>_internal<mode>): Likewise.
7876 * config/aarch64/iterators.md (VDQIF_F16): New.
7877 (vp): Support HF modes.
7878 * config/aarch64/arm_neon.h (vmaxv_f16, vmaxvq_f16, vminv_f16,
7879 vminvq_f16, vmaxnmv_f16, vmaxnmvq_f16, vminnmv_f16, vminnmvq_f16): New.
7881 2016-07-25 Jiong Wang <jiong.wang@arm.com>
7883 * config/aarch64/aarch64-simd.md (*aarch64_mulx_elt_to_64v2df): Rename to
7884 "*aarch64_mulx_elt_from_dup<mode>".
7885 (*aarch64_mul3_elt<mode>): Update schedule type.
7886 (*aarch64_mul3_elt_from_dup<mode>): Likewise.
7887 (*aarch64_fma4_elt_from_dup<mode>): Likewise.
7888 (*aarch64_fnma4_elt_from_dup<mode>): Likewise.
7889 * config/aarch64/iterators.md (VMUL): Supprt half precision float modes.
7890 (f, fp): Support HF modes.
7891 * config/aarch64/arm_neon.h (vfma_lane_f16, vfmaq_lane_f16,
7892 vfma_laneq_f16, vfmaq_laneq_f16, vfma_n_f16, vfmaq_n_f16, vfms_lane_f16,
7893 vfmsq_lane_f16, vfms_laneq_f16, vfmsq_laneq_f16, vfms_n_f16,
7894 vfmsq_n_f16, vmul_lane_f16, vmulq_lane_f16, vmul_laneq_f16,
7895 vmulq_laneq_f16, vmul_n_f16, vmulq_n_f16, vmulx_lane_f16,
7896 vmulxq_lane_f16, vmulx_laneq_f16, vmulxq_laneq_f16): New.
7898 2016-07-25 Jiong Wang <jiong.wang@arm.com>
7900 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
7901 * config/aarch64/aarch64-simd.md (fma<mode>4, fnma<mode>4): Extend to HF
7903 * config/aarch64/arm_neon.h (vfma_f16, vfmaq_f16, vfms_f16,
7906 2016-07-25 Jiong Wang <jiong.wang@arm.com>
7908 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
7909 * config/aarch64/aarch64-simd.md
7910 (aarch64_rsqrts<mode>): Extend to HF modes.
7911 (fabd<mode>3): Likewise.
7912 (<FCVT_F2FIXED:fcvt_fixed_insn><VHSDF_SDF:mode>3): Likewise.
7913 (<FCVT_FIXED2F:fcvt_fixed_insn><VHSDI_SDI:mode>3): Likewise.
7914 (aarch64_<maxmin_uns>p<mode>): Likewise.
7915 (<su><maxmin><mode>3): Likewise.
7916 (<maxmin_uns><mode>3): Likewise.
7917 (<fmaxmin><mode>3): Likewise.
7918 (aarch64_faddp<mode>): Likewise.
7919 (aarch64_fmulx<mode>): Likewise.
7920 (aarch64_frecps<mode>): Likewise.
7921 (*aarch64_fac<optab><mode>): Rename to aarch64_fac<optab><mode>.
7922 (add<mode>3): Extend to HF modes.
7923 (sub<mode>3): Likewise.
7924 (mul<mode>3): Likewise.
7925 (div<mode>3): Likewise.
7926 (*div<mode>3): Likewise.
7927 * config/aarch64/aarch64.c (aarch64_emit_approx_div): Return false for
7929 * config/aarch64/iterators.md (VDQ_HSDI, VSDQ_HSDI): New mode iterator.
7930 * config/aarch64/arm_neon.h (vadd_f16, vaddq_f16, vabd_f16, vabdq_f16,
7931 vcage_f16, vcageq_f16, vcagt_f16, vcagtq_f16, vcale_f16, vcaleq_f16,
7932 vcalt_f16, vcaltq_f16, vceq_f16, vceqq_f16, vcge_f16, vcgeq_f16,
7933 vcgt_f16, vcgtq_f16, vcle_f16, vcleq_f16, vclt_f16, vcltq_f16,
7934 vcvt_n_f16_s16, vcvtq_n_f16_s16, vcvt_n_f16_u16, vcvtq_n_f16_u16,
7935 vcvt_n_s16_f16, vcvtq_n_s16_f16, vcvt_n_u16_f16, vcvtq_n_u16_f16,
7936 vdiv_f16, vdivq_f16, vdup_lane_f16, vdup_laneq_f16, vdupq_lane_f16,
7937 vdupq_laneq_f16, vdups_lane_f16, vdups_laneq_f16, vmax_f16, vmaxq_f16,
7938 vmaxnm_f16, vmaxnmq_f16, vmin_f16, vminq_f16, vminnm_f16, vminnmq_f16,
7939 vmul_f16, vmulq_f16, vmulx_f16, vmulxq_f16, vpadd_f16, vpaddq_f16,
7940 vpmax_f16, vpmaxq_f16, vpmaxnm_f16, vpmaxnmq_f16, vpmin_f16, vpminq_f16,
7941 vpminnm_f16, vpminnmq_f16, vrecps_f16, vrecpsq_f16, vrsqrts_f16,
7942 vrsqrtsq_f16, vsub_f16, vsubq_f16): New.
7944 2016-07-25 Jiong Wang <jiong.wang@arm.com>
7946 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New.
7947 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
7948 * config/aarch64/aarch64-simd.md (aarch64_rsqrte<mode>): Extend to HF modes.
7949 (neg<mode>2): Likewise.
7950 (abs<mode>2): Likewise.
7951 (<frint_pattern><mode>2): Likewise.
7952 (l<fcvt_pattern><su_optab><VDQF:mode><fcvt_target>2): Likewise.
7953 (<optab><VDQF:mode><fcvt_target>2): Likewise.
7954 (<fix_trunc_optab><VDQF:mode><fcvt_target>2): Likewise.
7955 (ftrunc<VDQF:mode>2): Likewise.
7956 (<optab><fcvt_target><VDQF:mode>2): Likewise.
7957 (sqrt<mode>2): Likewise.
7958 (*sqrt<mode>2): Likewise.
7959 (aarch64_frecpe<mode>): Likewise.
7960 (aarch64_cm<optab><mode>): Likewise.
7961 * config/aarch64/aarch64.c (aarch64_emit_approx_sqrt): Return false for
7963 * config/aarch64/iterators.md (VHSDF, VHSDF_DF, VHSDF_SDF): New.
7964 (VDQF_COND, fcvt_target, FCVT_TARGET, hcon): Extend mode attribute to HF modes.
7966 * config/aarch64/arm_neon.h (vdup_n_f16): New.
7967 (vdupq_n_f16): Likewise.
7968 (vld1_dup_f16): Use vdup_n_f16.
7969 (vld1q_dup_f16): Use vdupq_n_f16.
7970 (vabs_f16, vabsq_f16, vceqz_f16, vceqzq_f16, vcgez_f16, vcgezq_f16,
7971 vcgtz_f16, vcgtzq_f16, vclez_f16, vclezq_f16, vcltz_f16, vcltzq_f16,
7972 vcvt_f16_s16, vcvtq_f16_s16, vcvt_f16_u16, vcvtq_f16_u16, vcvt_s16_f16,
7973 vcvtq_s16_f16, vcvt_u16_f16, vcvtq_u16_f16, vcvta_s16_f16,
7974 vcvtaq_s16_f16, vcvta_u16_f16, vcvtaq_u16_f16, vcvtm_s16_f16,
7975 vcvtmq_s16_f16, vcvtm_u16_f16, vcvtmq_u16_f16, vcvtn_s16_f16,
7976 vcvtnq_s16_f16, vcvtn_u16_f16, vcvtnq_u16_f16, vcvtp_s16_f16,
7977 vcvtpq_s16_f16, vcvtp_u16_f16, vcvtpq_u16_f16, vneg_f16, vnegq_f16,
7978 vrecpe_f16, vrecpeq_f16, vrnd_f16, vrndq_f16, vrnda_f16, vrndaq_f16,
7979 vrndi_f16, vrndiq_f16, vrndm_f16, vrndmq_f16, vrndn_f16, vrndnq_f16,
7980 vrndp_f16, vrndpq_f16, vrndx_f16, vrndxq_f16, vrsqrte_f16, vrsqrteq_f16,
7981 vsqrt_f16, vsqrtq_f16): New.
7983 2016-07-25 Jiong Wang <jiong.wang@arm.com>
7985 * config/aarch64/aarch64-simd.md
7986 (aarch64_<PERMUTE:perm_insn><PERMUTE:perm_hilo><mode>): Use VALL_F16.
7987 (aarch64_ext<mode>): Likewise.
7988 (aarch64_rev<REVERSE:rev_op><mode>): Likewise.
7989 * config/aarch64/aarch64.c (aarch64_evpc_trn, aarch64_evpc_uzp,
7990 aarch64_evpc_zip, aarch64_evpc_ext, aarch64_evpc_rev): Support V4HFmode
7992 * config/aarch64/arm_neon.h (__INTERLEAVE_LIST): Support float16x4_t,
7994 (__aarch64_vdup_lane_f16, __aarch64_vdup_laneq_f16,
7995 __aarch64_vdupq_lane_f16, __aarch64_vdupq_laneq_f16, vbsl_f16,
7996 vbslq_f16, vdup_n_f16, vdupq_n_f16, vdup_lane_f16, vdup_laneq_f16,
7997 vdupq_lane_f16, vdupq_laneq_f16, vduph_lane_f16, vduph_laneq_f16,
7998 vext_f16, vextq_f16, vmov_n_f16, vmovq_n_f16, vrev64_f16, vrev64q_f16,
7999 vtrn1_f16, vtrn1q_f16, vtrn2_f16, vtrn2q_f16, vtrn_f16, vtrnq_f16,
8000 vuzp1_f16, vuzp1q_f16, vuzp2_f16, vuzp2q_f16, vzip1_f16, vzip2q_f16):
8002 (vmov_n_f16): Reimplement using vdup_n_f16.
8003 (vmovq_n_f16): Reimplement using vdupq_n_f16..
8005 2016-07-25 Jiong Wang <jiong.wang@arm.com>
8007 * config/aarch64/aarch64.c (aarch64_add_constant): New parameter
8008 "frame_related_p". Generate CFA annotation when it's necessary.
8009 (aarch64_expand_prologue): Use aarch64_add_constant.
8010 (aarch64_expand_epilogue): Likewise.
8011 (aarch64_output_mi_thunk): Pass "false" when calling
8012 aarch64_add_constant.
8014 2016-07-25 Jiong Wang <jiong.wang@arm.com>
8016 * config/aarch64/aarch64.c (aarch64_add_constant): Optimize instruction
8019 2016-07-25 Jiong Wang <jiong.wang@arm.com>
8021 * config/aarch64/aarch64.c (aarch64_add_constant): New parameter "mode".
8022 Use aarch64_internal_mov_immediate instead of aarch64_build_constant.
8023 (aarch64_output_mi_thunk): Pass Pmode when calling aarch64_add_constant.
8024 (aarch64_build_constant): Delete.
8026 2016-07-25 Alexander Monakov <amonakov@ispras.ru>
8029 2016-07-20 Alexander Monakov <amonakov@ispras.ru>
8031 * config/nvptx/nvptx.c (nvptx_option_override): Do not set
8032 flag_toplevel_reorder.
8034 2016-07-25 Richard Biener <rguenther@suse.de>
8036 * cgraph.c (cgraph_node::verify_node): Compare against builtin
8037 by using DECL_BUILT_IN_CLASS and DECL_FUNCTION_CODE.
8038 * tree-chkp.c (chkp_gimple_call_builtin_p): Likewise.
8039 * tree-streamer.h (streamer_handle_as_builtin_p): Remove.
8040 (streamer_get_builtin_tree): Likewise.
8041 (streamer_write_builtin): Likewise.
8042 * lto-streamer.h (LTO_builtin_decl): Remove.
8043 * lto-streamer-in.c (lto_read_tree_1): Remove assert.
8044 (lto_input_scc): Remove LTO_builtin_decl handling.
8045 (lto_input_tree_1): Liekwise.
8046 * lto-streamer-out.c (lto_output_tree_1): Remove special
8047 handling of builtins.
8048 (DFS::DFS): Likewise.
8049 * tree-streamer-in.c (streamer_get_builtin_tree): Remove.
8050 * tree-streamer-out.c (pack_ts_function_decl_value_fields): Remove
8052 (streamer_write_builtin): Remove.
8054 2016-07-25 Martin Liska <mliska@suse.cz>
8056 * lto-cgraph.c (input_symtab): Don't call get_working_sets
8057 if flag_auto_profile is set to true.
8059 2016-07-25 Martin Liska <mliska@suse.cz>
8061 PR gcov-profile/71868
8062 * cfgloopanal.c (expected_loop_iterations_unbounded): When we
8063 have a function with multiple latches, count them all.
8065 2016-07-25 Martin Liska <mliska@suse.cz>
8067 * tree-ssa-loop-niter.c (loop_only_exit_p): Release body array.
8069 2016-07-25 Martin Liska <mliska@suse.cz>
8071 PR tree-optimization/71987
8072 * tree-ssa-reassoc.c (maybe_optimize_range_tests): Call get_ops
8073 just for SSA_NAMEs. Fix GNU coding style.
8075 2016-07-25 Martin Liska <mliska@suse.cz>
8077 PR gcov-profile/64874
8078 * gcov-io.h: Update command about file format.
8079 * gcov-iov.c (main): Adapt the numbering scheme.
8081 2016-07-24 Kugan Vivekanandarajah <kuganv@linaro.org>
8084 * tree-ssa-reassoc.c (optimize_vec_cond_expr): Handle tcc_compare stmt
8085 whose result is used in PHI.
8086 (final_range_test_p): Likewise.
8087 (maybe_optimize_range_tests): Likewise.
8089 2016-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
8091 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
8092 Reformat two multi-line strings.
8094 2016-07-22 Martin Sebor <msebor@redhat.com>
8096 * doc/extend.texi (Compound Literals): Add '@' missed in last commit.
8098 2016-07-22 Martin Sebor <msebor@redhat.com>
8101 * doc/extend.texi (Compound Literals): Correct and clarify.
8102 (Cast to Union): Same.
8104 2016-07-22 Kelvin Nilsen <kelvin@gcc.gnu.org>
8106 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
8107 comments to explain why certain error messages make mention of
8108 undocumented options.
8109 (rs6000_invalid_builtin): Change error messages to replace mention
8110 of undocumented options with mention of the -mcpu=power9 option
8111 that enables those undocumented options.
8112 * config/rs6000/rs6000.h (MASK_FLOAT128): New macro.
8113 (RS6000_BTM_FLOAT128): Use the new MASK_FLOAT128 macro in the
8114 definition of this macro to correct an existing error.
8115 * config/rs6000/rs6000.opt: Add the Undocumented qualifier to the
8116 mpower9-fusion, mpower9-vector, mpower9-dform, and mmodulo entries.
8117 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Modify
8118 descriptions of built-in functions so that they depend on
8119 -mcpu=power9 instead of on the corresponding undocumented flags.
8120 * doc/invoke.texi (Option Summary): Remove all mention of newly
8122 (IBM RS/6000 and PowerPC Options): Likewise.
8123 * doc/md.texi (Constraints for Particuliar Machines): Remove all
8124 mention of newly undocumented flags.
8126 2016-07-22 Evgeny Stupachenko <evstupac@gmail.com>
8128 * ipa-cp.c (determine_versionability): Do not create constprop clones,
8129 when target_clones attribute is set.
8131 2016-07-22 Bin Cheng <bin.cheng@arm.com>
8133 * common.opt (funsafe-loop-optimizations): Mark ignore.
8134 * doc/invoke.texi (funsafe-loop-optimizations): Remove.
8135 * loop-iv.c (get_simple_loop_desc): Remove unsafe-loop-optimizations
8137 * tree-ssa-loop-niter.c (finite_loop_p): Ditto.
8138 * config/bfin/bfin.c (bfin_can_use_doloop_p): Ditto.
8140 2016-07-22 Bin Cheng <bin.cheng@arm.com>
8142 * tree-ssa-loop-niter.h (number_of_iterations_exit_assumptions): New
8144 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions): New
8146 (number_of_iterations_exit): Warn missed loop optimization for
8147 possible infinite loops.
8149 2016-07-22 Segher Boessenkool <segher@kernel.crashing.org>
8152 * config/rs6000/rs6000.c (rs6000_file_start): Fix condition for
8153 when to emit a ".machine" pseudo-op.
8155 2016-07-22 Martin Liska <mliska@suse.cz>
8157 PR gcov-profile/69028
8158 PR gcov-profile/62047
8159 * coverage.c (coverage_compute_lineno_checksum): Do not
8160 calculate checksum for fns w/o xloc.file.
8161 (coverage_compute_profile_id): Likewise.
8163 2016-07-22 Georg-Johann Lay <avr@gjlay.de>
8165 * config/avr/avr.c (TARGET_SECONDARY_RELOAD): Remove hook define...
8166 (avr_secondary_reload): ...and implementation.
8167 (avr_adjust_insn_length) [ADJUST_LEN_LPM]: Remove handling.
8168 * config/avr/avr.md (reload_in<mode>): Remove insns.
8169 (adjust_len) [lpm]: Remove insn attribute value.
8170 * config/avr/predicates.md (flash_operand): Remove insn predicate.
8172 2016-07-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
8175 * builtin-attrs.def (ATTR_RT_NOTHROW_LEAF_LIST): New return twice
8177 * builtins.def (BUILT_IN_SETJMP): Use ATTR_RT_NOTHROW_LEAF_LIST here.
8178 * calls.c (special_function_p): Remove the special handling of the
8179 "__builtin_" prefix.
8181 2016-07-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
8184 * calls.c (gimple_maybe_alloca_call_p): New function. Return true
8185 if STMT may be an alloca call.
8186 (gimple_alloca_call_p, alloca_call_p): Return only true for the
8187 builtin alloca call.
8188 * calls.h (gimple_maybe_alloca_call_p): New function.
8189 * tree-inline.c (inline_forbidden_p_stmt): Use
8190 gimple_maybe_alloca_call_p here.
8192 2016-07-21 David Malcolm <dmalcolm@redhat.com>
8194 * spellcheck-tree.c (best_macro_match::best_macro_match):
8195 Explictly specify the template arguments when invoking the base
8196 class constructor, to help older C++ compilers.
8198 2016-07-21 Jakub Jelinek <jakub@redhat.com>
8201 * asan.c (asan_dynamic_init_call): Call asan_init_shadow_ptr_types
8202 before builtin_decl_implicit.
8204 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
8206 * optabs.c (emit_condiitonal_move): Short circuit for identical
8209 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
8211 * ifcvt.c (noce_if_info): New fields: speed_p, original_cost,
8212 max_seq_cost. Removed fields: then_cost, else_cost, branch_cost.
8213 (noce_conversion_profitable_p): New.
8214 (noce_try_store_flag_constants): Use it.
8215 (noce_try_addcc): Likewise.
8216 (noce_try_store_flag_mask): Likewise.
8217 (noce_try_cmove): Likewise.
8218 (noce_try_cmove_arith): Likewise.
8219 (bb_valid_for_noce_process_p): Add to the cost parameter rather than
8221 (noce_convert_multiple_sets): Move cost model to here, from...
8222 (bb_ok_for_noce_convert_multiple_sets) ...here.
8223 (noce_process_if_block): Update calls for above changes.
8224 (noce_find_if_block): Record new noce_if_info parameters.
8226 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
8228 * target.def (max_noce_ifcvt_seq_cost): New.
8229 * doc/tm.texi.in (TARGET_MAX_NOCE_IFCVT_SEQ_COST): Document it.
8230 * doc/tm.texi: Regenerate.
8231 * targhooks.h (default_max_noce_ifcvt_seq_cost): New.
8232 * targhooks.c (default_max_noce_ifcvt_seq_cost): New.
8233 * params.def (PARAM_MAX_RTL_IF_CONVERSION_PREDICTABLE_COST): New.
8234 (PARAM_MAX_RTL_IF_CONVERSION_UNPREDICTABLE_COST): Likewise.
8235 * doc/invoke.texi: Document new params.
8237 2016-07-21 Richard Biener <rguenther@suse.de>
8239 PR tree-optimization/71947
8240 * tree-vrp.c (extract_range_from_assert): Singleton symbolic
8241 ranges have useful limit_vr information.
8243 2016-07-21 Richard Biener <rguenther@suse.de>
8245 * function-tests.c (build_trivial_generic_function): Set
8246 BLOCK_SUPERCONTEXT of DECL_INITIAL.
8247 * omp-low.c (create_omp_child_function): Likewise.
8248 (grid_expand_target_grid_body): Likewise.
8249 * cgraphunit.c (init_lowered_empty_function): Likewise.
8250 (cgraph_node::expand_thunk): Likewise.
8251 * tree-parloops.c (create_loop_fn): Likewise.
8252 * ipa.c (cgraph_build_static_cdtor_1): Likewise.
8254 2016-07-21 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
8256 * tree-ssa-strlen.c (strlen_dom_walker::before_dom_children): Fix typo
8259 2016-07-21 Georg-Johann Lay <avr@gjlay.de>
8261 * config/avr/avr.md (any_extract, any_shiftrt): New code iterators.
8262 (*insv.extract, *insv.shiftrt, *insv.not-bit.0, *insv.not-bit.7)
8263 (*insv.xor-extract, *insv.xor1-bit.0): New insns.
8264 (adjust_len) [insv_notbit, insv_notbit_0, insv_notbit_7]: New
8265 values for insn attribute.
8266 * config/avr/avr.c (avr_out_insert_notbit): New function.
8267 (avr_adjust_insn_length): Handle ADJUST_LEN_INSV_NOTBIT,
8268 ADJUST_LEN_INSV_NOTBIT_0/_7.
8269 * config/avr/avr-protos.h (avr_out_insert_notbit): New proto.
8271 2016-07-21 Bin Cheng <bin.cheng@arm.com>
8273 * tree-chrec.c (convert_affine_scev): New parameter. Pass new arg.
8274 (chrec_convert_1, chrec_convert): Ditto.
8275 * tree-chrec.h (chrec_convert, convert_affine_scev): New parameter.
8276 * tree-scalar-evolution.c (interpret_rhs_expr): Pass new arg.
8277 * tree-vrp.c (adjust_range_with_scev): Ditto.
8278 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Ditto.
8279 (scev_var_range_cant_overflow): New function.
8280 (scev_probably_wraps_p): New parameter. Call above function.
8281 * tree-ssa-loop-niter.h (scev_probably_wraps_p): New parameter.
8283 2016-07-21 Bin Cheng <bin.cheng@arm.com>
8285 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Clean up
8286 by removing computation of may_be_zero.
8288 2016-07-21 Jakub Jelinek <jakub@redhat.com>
8290 * tree-object-size.c (unknown): Use HOST_WIDE_INT_M1U instead of -1.
8292 2016-07-21 Andrew Sutton <andrew.n.sutton@gmail.com>
8294 Improving concepts performance and diagnostics.
8295 * timevar.def (TV_CONSTRAINT_SAT, TV_CONSTRAINT_SUB): New time vars
8296 for constraint satisfaction and subsumption.
8297 * timevar.h (auto_timevar): New constructor that matches the push/pop
8298 pattern of usage in pt.c.
8300 2016-07-20 Uros Bizjak <ubizjak@gmail.com>
8302 * hwint.h (HOST_WIDE_INT_0): New define.
8303 (HOST_WIDE_INT_0U): Ditto.
8304 * double-int.c: Use HOST_WIDE_INT_0 instead of (HOST_WIDE_INT) 0.
8305 * dse.c: Use HOST_WIDE_INT_0U instead of (unsigned HOST_WIDE_INT) 0.
8306 * simplify-rtx.c: Ditto.
8307 * tree-object-size.c: Ditto.
8309 2016-07-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8311 * config/s390/s390.c (s390_encode_section_info): Remove mode size
8314 2016-07-20 Uros Bizjak <ubizjak@gmail.com>
8316 * cse.c: Use HOST_WIDE_INT_M1 instead of ~(HOST_WIDE_INT) 0.
8317 * combine.c: Use HOST_WIDE_INT_M1U instead of
8318 ~(unsigned HOST_WIDE_INT) 0.
8319 * double-int.h: Ditto.
8321 * dwarf2asm.c:Ditto.
8323 * genmodes.c: Ditto.
8325 * read-rtl.c: Ditto.
8326 * tree-ssa-loop-ivopts.c: Ditto.
8327 * tree-ssa-loop-prefetch.c: Ditto.
8328 * tree-vect-generic.c: Ditto.
8329 * tree-vect-patterns.c: Ditto.
8332 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
8334 * gcc/config/avr.c (avr_legitimize_address) [AVR_TINY]: Force
8335 constant addresses outside [0,0xc0] into a register.
8336 (avr_out_movhi_r_mr_reg_no_disp_tiny): Pass insn. And handle
8337 cases where the base address register is unused after.
8338 (avr_out_movhi_r_mr_reg_disp_tiny): Same.
8339 (avr_out_movhi_mr_r_reg_disp_tiny): Same.
8340 (avr_out_store_psi_reg_disp_tiny): Same.
8342 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
8344 Implement attribute progmem on reduced Tiny cores by adding
8345 flash offset 0x4000 to respective symbols.
8348 * doc/extend.texi (AVR Variable Attributes) [progmem]: Add
8349 documentation how it works on reduced Tiny cores.
8350 (AVR Named Address Spaces): No support for reduced Tiny.
8351 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_PM): New macro.
8352 (avr_address_tiny_pm_p): New static function.
8353 (avr_print_operand_address) [AVR_TINY]: Add AVR_TINY_PM_OFFSET
8354 if the address is in progmem.
8355 (avr_assemble_integer): Same.
8356 (avr_encode_section_info) [AVR_TINY]: Set AVR_SYMBOL_FLAG_TINY_PM
8357 for symbol_ref in progmem.
8358 * config/avr/avr.h (AVR_TINY_PM_OFFSET): New macro.
8359 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use it instead of
8360 magic 0x4000 when built-in def'ing __AVR_TINY_PM_BASE_ADDRESS__.
8362 2016-07-20 Patrick Palka <ppalka@gcc.gnu.org>
8364 * configure.ac (thin_archive_support): New variable. AC_SUBST it.
8365 * configure: Regenerate.
8366 * Makefile.in (THIN_ARCHIVE_SUPPORT): New variable.
8367 (USE_THIN_ARCHIVES): New variable.
8368 (libbackend.a): If USE_THIN_ARCHIVES then pass T to ar to build
8369 this archive as a thin archive.
8371 2016-07-20 David Malcolm <dmalcolm@redhat.com>
8373 * diagnostic-show-locus.c (diagnostic_show_locus): If this is the
8374 same location as last time, don't skip if we have fix-it hints.
8375 Clarify the skipping logic by converting it from one "if" clause
8376 to repeated "if" clauses.
8377 * spellcheck-tree.c: Include "cpplib.h".
8378 (find_closest_macro_cpp_cb): Move here from c/c-decl.c.
8379 (best_macro_match::best_macro_match): New constructor.
8380 * spellcheck-tree.h (struct edit_distance_traits<cpp_hashnode *>):
8381 Move here from c/c-decl.c.
8382 (class best_macro_match): Move here from c/c-decl.c, converting
8383 from a typedef to a subclass, gaining a ctor.
8385 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
8387 * config/avr/avr-protos.h (avr_addr_space_supported_p): New prototype.
8388 * config/avr/avr.c (TARGET_ADDR_SPACE_DIAGNOSE_USAGE): New hook
8390 (avr_addr_space_diagnose_usage): ...and implementation.
8391 (avr_addr_space_supported_p): New function.
8392 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Only
8393 report bad address space usage if that space is supported.
8394 (avr_insert_attributes): Same. No more complain about unsupported
8396 * config/avr/avr-c.c (tm_p.h): Include it.
8397 (avr_cpu_cpp_builtins): Only define addr-space related built-in
8398 macro if avr_addr_space_supported_p.
8400 2016-07-20 Alexander Monakov <amonakov@ispras.ru>
8402 * config/nvptx/nvptx.c (nvptx_option_override): Do not set
8403 flag_toplevel_reorder.
8405 2016-07-20 David Malcolm <dmalcolm@redhat.com>
8407 * gcc-rich-location.c
8408 (gcc_rich_location::add_fixit_misspelled_id): New overload, taking
8410 * gcc-rich-location.h
8411 (gcc_rich_location::add_fixit_misspelled_id): Likewise.
8413 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
8415 * target.def (addr_space): Add new diagnose_usage to hook vector.
8416 * targhooks.c (default_addr_space_diagnose_usage): Add default
8417 implementation and...
8418 * targhooks.h (default_addr_space_diagnose_usage): ... its prototype.
8419 * c/c-parser.c (c_lex_one_token) [CPP_NAME]: If the token
8420 is some address space, call targetm.addr_space.diagnose_usage.
8421 * doc/tm.texi.in (Named Address Spaces): Add anchor for
8422 TARGET_ADDR_SPACE_DIAGNOSE_USAGE documentation.
8423 * doc/tm.texi: Regenerate.
8425 2016-07-20 Martin Liska <mliska@suse.cz>
8428 * graphite-isl-ast-to-gimple.c (later_of_the_two):
8429 Properly handly PHI stmts.
8431 2016-07-20 Bin Cheng <bin.cheng@arm.com>
8433 PR tree-optimization/71503
8434 PR tree-optimization/71683
8435 * tree-if-conv.c (gen_phi_arg_condition): Record true predicate
8438 2016-07-20 Martin Liska <mliska@suse.cz>
8440 * doc/invoke.texi (-fipa-ra): Document when the option is
8441 disabled. Fix a typo.
8443 2016-07-20 Martin Liska <mliska@suse.cz>
8445 * Makefile.in: Include fibonacci_heap.c
8446 * fibonacci_heap.c: New file.
8447 * fibonacci_heap.h (fibonacci_heap::insert): Use insert_node.
8448 (fibonacci_heap::union_with): Fix deletion of the second heap.
8449 * selftest-run-tests.c (selftest::run_tests): Incorporate
8450 fibonacci heap tests.
8451 * selftest.h: Declare fibonacci_heap_c_tests.
8453 2016-07-20 Martin Liska <mliska@suse.cz>
8455 * selftest-run-tests.c (selftest::run_tests): New function.
8456 * selftest.h (sreal_c_tests): Declare.
8457 * sreal.c (sreal_verify_basics): New function.
8458 (verify_aritmetics): Likewise.
8459 (sreal_verify_arithmetics): Likewise.
8460 (verify_shifting): Likewise.
8461 (sreal_verify_shifting): Likewise.
8462 (void sreal_c_tests): Likewise.
8464 2016-07-19 Jakub Jelinek <jakub@redhat.com>
8466 PR rtl-optimization/71916
8467 * cfgrtl.c (contains_no_active_insn_p): Return false also for
8468 bb which have a single succ fake edge.
8470 2016-07-19 Aldy Hernandez <aldyh@redhat.com>
8473 * dwarf2out.c (gen_subprogram_die): Only call
8474 gen_unspecified_parameters_die while dumping early dwarf.
8476 2016-07-19 Jakub Jelinek <jakub@redhat.com>
8479 * gimple-fold.c (fold_builtin_memory_op): Use
8480 get_addr_base_and_unit_offset instead of get_ref_base_and_extent.
8482 2016-07-19 Uros Bizjak <ubizjak@gmail.com>
8484 * builtins.c: Use HOST_WIDE_INT_1 instead of (HOST_WIDE_INT) 1,
8485 HOST_WIDE_INT_1U instead of (unsigned HOST_WIDE_INT) 1,
8486 HOST_WIDE_INT_M1 instead of (HOST_WIDE_INT) -1 and
8487 HOST_WIDE_INT_M1U instead of (unsigned HOST_WIDE_INT) -1.
8491 * double-int.c: Ditto.
8493 * dwarf2out.c: Ditto.
8496 * fold-const.c: Ditto.
8497 * function.c: Ditto.
8499 * genmodes.c: Ditto.
8503 * loop-doloop.c: Ditto.
8504 * loop-invariant.c: Ditto.
8511 * simplify-rtx.c: Ditto.
8512 * stor-layout.c: Ditto.
8514 * tree-ssa-loop-ivopts.c: Ditto.
8515 * tree-vect-generic.c: Ditto.
8516 * tree-vect-patterns.c: Ditto.
8521 * wide-int-print.cc: Ditto.
8522 * wide-int.cc: Ditto.
8523 * wide-int.h: Ditto.
8525 2016-07-19 David Malcolm <dmalcolm@redhat.com>
8527 * selftest.c (selftest::assert_streq): Handle NULL values of
8528 val_actual and val_expected.
8530 2016-07-19 Martin Jambor <mjambor@suse.cz>
8533 * trans-decl.c (gfc_generate_function_code): Use cgraph_get_create_node
8534 rather than cgraph_create_node to get a call graph node.
8536 2016-07-19 Richard Biener <rguenther@suse.de>
8538 * gimple-fold.c (get_base_constructor): Add VIEW_CONVERT case,
8539 handle all tcc_constant bases and valueize SSA names.
8540 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): Handle
8543 2016-07-19 David Malcolm <dmalcolm@redhat.com>
8545 * function-tests.c (selftest::verify_three_block_rtl_cfg): Verify
8546 the flags of the exit block and bb2, not just the entry block.
8548 2016-07-19 Richard Biener <rguenther@suse.de>
8550 PR tree-optimization/71901
8551 * tree-ssa-sccvn.h (struct vn_reference_op_struct): Add
8552 align member, group stuff with the bitfield.
8553 (vn_ref_op_align_unit): New inline.
8554 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): For ARRAY_REFs
8555 record element alignment and operand 3 unchanged.
8556 (ao_ref_init_from_vn_reference): Adjust.
8557 (valueize_refs_1): Likewise.
8558 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Likewise.
8560 2016-07-19 Richard Biener <rguenther@suse.de>
8562 PR tree-optimization/71908
8563 * tree-ssa-structalias.c (get_constraint_for_component_ref): Handle
8564 symbolic constants in a more reliable way.
8566 2016-07-19 Ilya Enkovich <ilya.enkovich@intel.com>
8568 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Update
8570 (vect_update_inits_of_drs): Likewise.
8571 (vect_create_cond_for_alias_checks): Likewise.
8572 * tree-vect-loop.c (vect_get_known_peeling_cost): Likewise.
8574 2016-07-19 Richard Biener <rguenther@suse.de>
8577 * lto-streamer-out.c (DFS::DFS_write_tree_body): For blocks
8578 with an abstract origin that is not an inlined function outer
8579 scope add a self-reference as abstract origin.
8580 * tree-streamer-out.c (write_ts_block_tree_pointers): Likewise.
8582 2016-07-18 Michael Meissner <meissner@linux.vnet.ibm.com>
8585 * config/rs6000/rs6000.c (rs6000_function_value): Fix
8586 unintentional System V.4 structure return breakage for structures
8587 with a single floating point element.
8589 2016-07-18 Yuri Rumyantsev <ysrumyan@gmail.com>
8591 PR tree-optimization/71734
8592 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Add REF_LOOP argument which
8593 contains REF, use it to check safelen, assume that safelen value
8594 must be greater 1, fix style.
8595 (ref_indep_loop_p_2): Add REF_LOOP argument.
8596 (ref_indep_loop_p): Pass LOOP as additional argument to
8599 2016-07-18 Dominik Vogt <vogt@linux.vnet.ibm.com>
8601 * cfgexpand.c (expand_stack_vars): Implement synamic stack space
8602 allocation in the prologue.
8603 * explow.c (get_dynamic_stack_base): New function to return an address
8604 expression for the dynamic stack base.
8605 (get_dynamic_stack_size): New function to do the required dynamic stack
8606 space size calculations.
8607 (allocate_dynamic_stack_space): Use new functions.
8608 (align_dynamic_address): Move some code from
8609 allocate_dynamic_stack_space to new function.
8610 * explow.h (get_dynamic_stack_base, get_dynamic_stack_size): Export.
8612 2016-07-18 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8614 * config/s390/s390.c (s390_encode_section_info): Always set
8615 notaligned marker if mode size is 0 or no MEM_ALIGN info could be
8618 2016-07-18 Richard Biener <rguenther@suse.de>
8620 PR tree-optimization/71893
8621 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Compensate
8622 for sizetype cast added by array_ref_element_size.
8623 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
8625 2016-07-16 John David Anglin <danglin@gcc.gnu.org>
8627 * config/pa/pa.c (hppa_profile_hook): Allocate stack space for
8628 register parameters. Remove code to initialize argument pointer
8629 on TARGET_64BIT. Optimize call to _mcount when it can be reached
8630 using a pc-relative branch. Cleanup conditional code.
8631 * config/pa/pa.md (call_mcount): New expander.
8632 (call_mcount_nonpic): New insn.
8633 (call_mcount_pic): New insn and split.
8634 (call_mcount_pic_post_reload): New insn.
8635 (call_mcount_64bit): New insn and split.
8636 (call_mcount_64bit_post_reload): New insn.
8638 2016-07-15 Georg-Johann Lay <avr@gjlay.de>
8640 * config/avr/predicates.md (const_m255_to_m1_operand): New.
8641 * config/avr/constraints.md (Cn8, Ca1, Co1, Yx2): New constraints.
8642 * config/avr/avr.md (add<mode>3) <ALL1>: Fix set_vzn for +/-2.
8643 (*cmphi.zero-extend.0, *cmphi.zero-extend.1)
8644 (*usum_widenqihi3, *udiff_widenqihi3)
8645 (*addhi3_zero_extend.const): New combiner insns.
8646 (andqi3, iorqi3): Provide "l" (NO_LD_REGS) alternative if
8647 just 1 bit is affected.
8648 * config/avr/avr.c (avr_out_bitop) <QImode>: Don't access xop[3].
8649 (avr_out_compare) [EQ,NE]: Tweak comparing d-regs against -1.
8651 2016-07-15 Cesar Philippidis <cesar@codesourcery.com>
8653 * omp-low.c (lower_omp_target): Mark data clauses with
8654 GOMP_MAP_FORCE_{PRESENT,TO,FROM,TOFROM} as potentially having
8655 zero-length subarrays.
8657 2016-07-15 Richard Biener <rguenther@suse.de>
8659 PR tree-optimization/71881
8660 * tree-loop-distribution.c (destroy_loop): Remove blocks in
8661 reverse DOM order to make debug temp generation happy.
8663 2016-07-15 Richard Biener <rguenther@suse.de>
8665 PR tree-optimization/71887
8666 * tree-ssa-phiopt.c (absorbing_element_p): Add rhs arg and
8667 verify it is not zero for division / modulo handling.
8668 (value_replacement): Adjust.
8670 2016-07-15 Virendra Pathak <virendra.pathak@broadcom.com>
8671 Julian Brown <julian@codesourcery.com>
8673 * config/aarch64/aarch64-cores.def: Update vulcan COSTS.
8674 * config/aarch64/aarch64-cost-tables.h
8675 (vulcan_extra_costs): New variable.
8676 * config/aarch64/aarch64.c
8677 (vulcan_addrcost_table): Likewise.
8678 (vulcan_regmove_cost): Likewise.
8679 (vulcan_vector_cost): Likewise.
8680 (vulcan_branch_cost): Likewise.
8681 (vulcan_tunings): Likewise.
8683 2016-07-15 Alexander Monakov <amonakov@ispras.ru>
8685 * cgraphunit.c (cgraph_order_sort_kind): New entry ORDER_VAR_UNDEF.
8686 (output_in_order): Loop over undefined variables too. Output them
8687 via assemble_undefined_decl. Skip variables that correspond to hard
8688 registers or have value-exprs.
8689 * varpool.c (symbol_table::output_variables): Handle undefined
8690 variables together with defined ones.
8692 2016-07-15 Richard Biener <rguenther@suse.de>
8694 * tree-ssa-pre.c (get_representative_for): Make sure to return
8695 the value number of SSA names.
8696 (phi_translate_1): get_representative_for cannot return NULL.
8697 (do_pre_regular_insertion): Remove redundant call to
8698 fully_constant_expression.
8699 (do_pre_partial_partial_insertion): Likewise.
8701 2016-07-15 Bin Cheng <bin.cheng@arm.com>
8703 * tree-scalar-evolution.c (simple_iv_with_niters): New funcion.
8704 (derive_simple_iv_with_niters): New function.
8705 (simple_iv): Rewrite using simple_iv_with_niters.
8706 * tree-scalar-evolution.h (simple_iv_with_niters): New decl.
8707 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions): New
8709 (number_of_iterations_exit): Rewrite using above function.
8710 * tree-ssa-loop-niter.h (number_of_iterations_exit_assumptions): New
8713 2016-07-15 Richard Biener <rguenther@suse.de>
8715 * config/i386/i386.c (ix86_builtin_vectorization_cost): Adjust
8718 2016-07-14 Jakub Jelinek <jakub@redhat.com>
8720 PR tree-optimization/71872
8721 * tree-data-ref.c (get_references_in_stmt): Ignore references
8722 with is_gimple_constant get_base_address.
8724 2016-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
8726 * config/arm/arm.h (TARGET_HAVE_LDACQ): Enable for ARMv8-M Mainline.
8727 (TARGET_HAVE_LDACQD): New macro.
8728 * config/arm/sync.md (atomic_loaddi): Use TARGET_HAVE_LDACQD rather
8729 than TARGET_HAVE_LDACQ.
8730 (arm_load_acquire_exclusivedi): Likewise.
8731 (arm_store_release_exclusivedi): Likewise.
8733 2016-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
8735 PR rtl-optimization/71878
8736 * lra-constraints.c (match_reload): Pass information about other
8737 output operands. Create new unique register value if matching input
8738 operand shares same register value as output operand being considered.
8739 (curr_insn_transform): Record output operands already processed.
8741 2016-07-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8744 PR tree-optimization/70923
8745 * tree-vect-patterns.c: Include mult-synthesis.h.
8746 (target_supports_mult_synth_alg): New function.
8747 (synth_lshift_by_additions): Likewise.
8748 (apply_binop_and_append_stmt): Likewise.
8749 (vect_synth_mult_by_constant): Likewise.
8750 (target_has_vecop_for_code): Likewise.
8751 (vect_recog_mult_pattern): Use above functions to synthesize vector
8752 multiplication by integer constants.
8754 2016-07-14 Alan Modra <amodra@gmail.com>
8756 * gcc/config/rs6000/altivec.md (altivec_mov<mode>): Disparage
8757 gpr alternatives. Correct '*' placement on Y,r alternative.
8758 Add '*' on operand 1 of r,r alternative.
8760 2016-07-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8762 * expmed.c (mult_variant, choose_mult_variant): Move declaration to...
8763 * expmed.h: ... Here.
8765 2016-07-14 Jan Hubicka <hubicka@ucw.cz>
8767 * gimple.h (stmt_can_terminate_bb_p): New function.
8768 * tree-cfg.c (need_fake_edge_p): Rename to ...
8769 (stmt_can_terminate_bb_p): ... this; return true if stmt can
8770 throw external; handle const and pure calls.
8771 * tree-ssa-loop-niter.c (loop_only_exit_p): Use it.
8773 2016-07-14 Richard Biener <rguenther@suse.de>
8775 PR tree-optimization/71866
8776 * tree-ssa-pre.c (get_constant_for_value_id): Remove.
8777 (do_hoist_insertion): Avoid endless recursion when we
8778 didn't insert anything because we managed to simplify
8779 things down to a constant or SSA name.
8780 (fully_constant_expression): Re-write in terms of ...
8781 * tree-ssa-sccvn.h (vn_nary_simplify): ... this. Declare.
8782 * tree-ssa-sccvn.c (vn_nary_simplify): New wrapper around
8783 vn_nary_build_or_lookup_1.
8784 (vn_nary_build_or_lookup_1): Added flag and renamed from ...
8785 (vn_nary_build_or_lookup): ... this which now wraps it.
8787 2016-07-14 Alan Modra <amodra@gmail.com>
8790 * config/rs6000/rs6000.c (rs6000_option_override_internal): Deal
8791 with p9_vector override before power9-dform override.
8793 2016-07-13 Andi Kleen <ak@linux.intel.com>
8795 * value-prof.c (gimple_value_profile_transformations): Don't run
8796 when auto_profile is on.
8798 2016-07-13 Andi Kleen <ak@linux.intel.com>
8800 * auto-profile.c (update_inlined_ind_target,
8801 afdo_indirect_call): Print information to dump file.
8803 2016-07-13 Andrew Burgess <andrew.burgess@embecosm.com>
8805 * genrecog.c (special_predicate_operand_p): New function.
8806 (predicate_name): Move function.
8807 (validate_pattern): Don't warn about missing mode for all
8808 define_special_predicate predicates.
8810 2016-07-13 Bin Cheng <bin.cheng@arm.com>
8812 * tree-vect-data-refs.c (vect_no_alias_p): New function.
8813 (vect_prune_runtime_alias_test_list): Call vect_no_alias_p to
8814 resolve alias checks which are known at compilation time.
8815 Truncate vector LOOP_VINFO_MAY_ALIAS_DDRS(loop_vinfo) if all
8816 alias checks are resolved. Move dump info for too many runtime
8817 alias checks to here...
8818 * tree-vect-loop.c (vect_analyze_loop_2): ...From here.
8820 2016-07-13 Richard Biener <rguenther@suse.de>
8822 PR tree-optimization/24574
8823 * tree-ssa-phiopt.c (absorbing_element_p): Pass in argument
8824 position and add shift, rotate, divison and modulo support
8826 (value_replacement): Pass in argument position to absorbing_element_p.
8828 2016-07-13 Ilya Enkovich <ilya.enkovich@intel.com>
8831 * ipa-inline-transform.c (inline_call): Support
8832 instrumented thunks.
8834 2016-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
8836 * config/arm/arm.h (TARGET_HAVE_CBZ): Define.
8837 (TARGET_IDIV): Set for all Thumb targets provided they have hardware
8839 * config/arm/arm.md (divsi3): New unpredicable alternative for ARMv8-M
8840 Baseline. Make initial alternative TARGET_32BIT only.
8841 (udivsi3): Likewise.
8842 * config/arm/thumb1.md (thumb1_cbz): New define_insn.
8843 * doc/sourcebuild.texi (arm_thumb1_cbz_ok): Document new effective
8846 2016-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
8848 * config/arm/arm.h (TARGET_HAVE_MOVT): Include ARMv8-M as having MOVT.
8849 * config/arm/arm.c (arm_arch_name): (const_ok_for_op): Check MOVT/MOVW
8850 availability with TARGET_HAVE_MOVT.
8851 (thumb_legitimate_constant_p): Strip the high part of a label_ref.
8852 (thumb1_rtx_costs): Also return 0 if setting a half word constant and
8853 MOVW is available and replace (unsigned HOST_WIDE_INT) INTVAL by
8855 (thumb1_size_rtx_costs): Make set of half word constant also cost 1
8856 extra instruction if MOVW is available. Use a cost variable
8857 incremented by COSTS_N_INSNS (1) when the condition match rather than
8858 returning an arithmetic expression based on COSTS_N_INSNS. Make
8859 constant with bottom half word zero cost 2 instruction if MOVW is
8861 * config/arm/arm.md (define_attr "arch"): Add v8mb.
8862 (define_attr "arch_enabled"): Set to yes if arch value is v8mb and
8863 target is ARMv8-M Baseline.
8864 (arm_movt): New unpredicable alternative for ARMv8-M Baseline.
8865 (arm_movtas_ze): Likewise.
8866 * config/arm/thumb1.md (thumb1_movdi_insn): Add ARMv8-M Baseline only
8867 alternative for constants satisfying j constraint.
8868 (thumb1_movsi_insn): Likewise.
8869 (movsi splitter for K alternative): Tighten condition to not trigger
8870 if movt is available and j constraint is satisfied.
8871 (Pe immediate splitter): Likewise.
8872 (thumb1_movhi_insn): Add ARMv8-M Baseline only alternative for
8873 constant fitting in an halfword to use MOVW.
8874 * doc/sourcebuild.texi (arm_thumb1_movt_ok): Document new ARM
8877 2016-07-13 Richard Biener <rguenther@suse.de>
8880 * gimplify.c (gimplify_modify_expr): Gimplify the RHS before
8881 gimplifying the LHS. Make sure to gimplify a returning twice
8882 call LHS without using SSA names.
8884 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8886 * tree-data-ref.c (find_data_references_in_stmt): Remove
8887 unnecessary call to vec::release.
8888 (graphite_find_data_references_in_stmt): Likewise.
8889 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p): Likewise.
8890 * tree-vect-stmts.c (vectorizable_condition): Likewise.
8892 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8894 * cfgexpand.c (expand_used_vars): Make the type of a local
8896 * genmatch.c (lower_for): Likewise.
8897 * haifa-sched.c (haifa_sched_init): Likewise.
8898 (add_to_speculative_block): Likewise.
8899 (create_check_block_twin): Likewise.
8900 * predict.c (handle_missing_profiles): Likewise.
8901 * tree-data-ref.c (loop_nest_has_data_refs): Likewise.
8902 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Likewise.
8903 * tree-ssa-loop-niter.c (discover_iteration_bound_by_body_walk):
8905 (maybe_lower_iteration_bound): Likewise.
8906 * tree-ssa-sccvn.c (DFS): Likewise.
8907 * tree-stdarg.c (reachable_at_most_once): Likewise.
8908 * tree-vect-stmts.c (vectorizable_conversion): Likewise.
8909 (vectorizable_store): Likewise.
8911 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8913 * tree-ssa-sccvn.c (sccvn_dom_walker::~sccvn_dom_walker): remove.
8914 (sccvn_dom_walker): make cond_stack an auto_vec.
8916 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8918 * ree.c (struct ext_state): Make type of members auto_vec.
8919 (find_and_remove_re): Adjust.
8921 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8923 * cfgexpand.c (struct stack_vars_data): Make type of fields
8925 (expand_used_vars): Adjust.
8927 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8929 * ipa.c (record_cdtor_fn): Adjust.
8930 (build_cdtor_fns): Likewise.
8931 (ipa_cdtor_merge): Make static_ctors and static_dtors local
8934 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8936 * genextract.c (struct accum_extract): Add constructor and make
8940 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8942 * tree.c (struct free_lang_data_d): Add constructor and change
8943 types of members to ones that automatically manage resources.
8944 (fld_worklist_push): Adjust.
8945 (find_decls_types): Likewise.
8946 (find_decls_types_in_eh_region): Likewise.
8947 (free_lang_data_in_cgraph): Stop manually creating and
8948 destroying members of free_lang_data_d.
8950 2016-07-13 Uros Bizjak <ubizjak@gmail.com>
8952 PR rtl-optimization/68961
8953 * config/i386/sse.md (movsd/movhpd to movupd peephole2s): Add new
8954 peephole variant. Use sse_reg_operand predicates.
8956 2016-07-12 Uros Bizjak <ubizjak@gmail.com>
8958 * config/i386/predicates.md (x86_64_immediate_operand)
8959 <case CONST_INT>: Remove unneeded truncation to DImode.
8960 <case CONST>: Ditto.
8961 (x86_64_zext_immediate_operand) <case CONST>: Ditto.
8963 2016-07-12 Michael Meissner <meissner@linux.vnet.ibm.com>
8966 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal):
8967 The xxperm and xxpermr instructions require that the 2nd input
8968 operand overlap with the output operand, and not the 1st.
8969 (altivec_vperm_v8hiv16qi): Likewise.
8970 (altivec_vperm_<mode>_uns_internal): Likewise.
8971 (altivec_vpermr_<mode>_internal): Likewise.
8972 (vperm_v8hiv4si): Likewise.
8973 (vperm_v16qiv8hi): Likewise.
8975 2016-07-12 Nathan Sidwell <nathan@acm.org>
8977 * config/arm/arm.c (arm_option_override): Set MASK_SINGLE_PIC_BASE
8978 when -mno-pic-data-is-text-relative is in effect, by default.
8979 * doc/invoke.texi (mpic-data-is-text-relative): Document new
8980 behavior and clarify.
8982 2016-07-12 Martin Liska <mliska@suse.cz>
8984 * params.def: Add avg-loop niter.
8985 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use the param.
8986 * cfgloopanal.c (expected_loop_iterations_unbounded): Likewise.
8987 * doc/invoke.texi: Document the new parameter.
8989 2016-07-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8992 * expr.c (store_constructor): Mask sign-extended bits when widening
8993 sub-word constructor element at the start of a word.
8995 2016-07-12 Martin Liska <mliska@suse.cz>
8997 * Makefile.in: Append rule for params-options.h.
8998 * params-options.h: New file.
9000 2016-07-12 Martin Liska <mliska@suse.cz>
9002 * ira-build.c (mark_loops_for_removal): Properly iterate
9005 2016-07-12 Steven Bosscher <steven@gcc.gnu.org>
9006 Richard Biener <rguenther@suse.de>
9008 PR tree-optimization/23286
9009 PR tree-optimization/70159
9010 * doc/invoke.texi: Document -fcode-hoisting.
9011 * common.opt (fcode-hoisting): New flag.
9012 * opts.c (default_options_table): Enable -fcode-hoisting at -O2+.
9013 * tree-ssa-pre.c (pre_stats): Add hoist_insert.
9014 (do_regular_insertion): Rename to ...
9015 (do_pre_regular_insertion): ... this and amend general comments
9016 on insertion strathegy.
9017 (do_partial_partial_insertion): Rename to ...
9018 (do_pre_partial_partial_insertion): ... this.
9019 (do_hoist_insertion): New function.
9020 (insert_aux): Take flags on whether to do PRE and/or hoist insertion
9021 and call do_hoist_insertion properly.
9023 (pass_pre::gate): Enable also if -fcode-hoisting is enabled.
9024 (pass_pre::execute): Register hoist_insert stats.
9026 2016-07-12 Jakub Jelinek <jakub@redhat.com>
9029 * gimple-fold.c (optimize_atomic_compare_exchange_p): Return false
9030 for SCALAR_FLOAT_TYPE_P type of expected var, or if TYPE_PRECISION
9031 is different from mode's bitsize. Small cleanup.
9033 2016-07-12 Richard Biener <rguenther@suse.de>
9035 PR rtl-optimization/68961
9036 * fwprop.c (propagate_rtx): Allow SUBREGs of VEC_CONCAT and CONCAT
9037 to simplify to a non-constant.
9039 2016-07-11 Jakub Jelinek <jakub@redhat.com>
9042 * omp-low.c (expand_omp_target): Gimplify device.
9044 PR tree-optimization/71823
9045 * tree-vect-stmts.c (vectorizable_operation): Use vect_get_vec_defs
9046 to get vec_oprnds2 from op2.
9048 2016-07-11 Uros Bizjak <ubizjak@gmail.com>
9050 * config/i386/predicates.md (x86_64_immediate_operand) <case CONST>:
9051 Hoist common subexpressions.
9052 (x86_64_zext_immediate_operand) <case CONST>: Ditto.
9054 2016-07-11 Pat Haugen <pthaugen@us.ibm.com>
9057 * config/rs6000/rs6000.md (stfiwx): Change constraint to 'wu' to
9058 prevent generation of 'stxsiwx' on pre Power8 hardware.
9060 2016-07-11 David Malcolm <dmalcolm@redhat.com>
9062 * input.c: Include cpplib.h.
9063 (selftest::temp_source_file): New class.
9064 (selftest::temp_source_file::temp_source_file): New ctor.
9065 (selftest::temp_source_file::~temp_source_file): New dtor.
9066 (selftest::should_have_column_data_p): New function.
9067 (selftest::test_should_have_column_data_p): New function.
9068 (selftest::temp_line_table): New class.
9069 (selftest::temp_line_table::temp_line_table): New ctor.
9070 (selftest::temp_line_table::~temp_line_table): New dtor.
9071 (selftest::test_accessing_ordinary_linemaps): Add case_ param; use
9072 it to create a temp_line_table.
9073 (selftest::assert_loceq): Only verify LOCATION_COLUMN for
9074 locations that are known to have column data.
9075 (selftest::line_table_case): New struct.
9076 (selftest::test_reading_source_line): Move tempfile handling
9077 to class temp_source_file.
9078 (ASSERT_TOKEN_AS_TEXT_EQ): New macro.
9079 (selftest::assert_token_loc_eq): New function.
9080 (ASSERT_TOKEN_LOC_EQ): New macro.
9081 (selftest::test_lexer): New function.
9082 (selftest::boundary_locations): New array.
9083 (selftest::input_c_tests): Call test_should_have_column_data_p.
9084 Loop over a test matrix of interesting values of location and
9085 default_range_bits, calling test_lexer on each case in the matrix.
9086 Move call to test_accessing_ordinary_linemaps into the matrix.
9087 * selftest.h (ASSERT_EQ): Reimplement in terms of...
9088 (ASSERT_EQ_AT): New macro.
9090 2016-07-11 H.J. Lu <hongjiu.lu@intel.com>
9093 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
9094 Don't convert TImode in debug insn.
9096 2016-07-11 Bernd Edlinger <bernd.edlinger@hotmail.de>
9098 Convert TYPE_ALIGN_OK to a TYPE_LANG_FLAG.
9099 * tree-core.h (tree_base::nothrow_flag): Adjust comment.
9100 (tree_type_common::lang_flag_7): New.
9101 (tree_type_common::spare): Reduce size.
9102 * tree.h (TYPE_ALIGN_OK): Remove.
9103 (TYPE_LANG_FLAG_7): New.
9104 (get_inner_reference): Adjust header.
9105 * print-tree.c (print_node): Adjust.
9106 * expr.c (get_inner_reference): Remove parameter keep_aligning.
9107 (get_bit_range, expand_assignment, expand_expr_addr_expr_1): Adjust
9108 calls to get_inner_reference.
9109 (expand_expr_real_1): Adjust call to get_inner_reference. Remove
9110 handling of TYPE_ALIGN_OK.
9111 * builtins.c (get_object_alignment_2): Adjust call to
9112 get_inner_reference. Remove handling of VIEW_CONVERT_EXPR.
9113 * emit-rtl.c (set_mem_attributes_minus_bitpos): Remove handling of
9115 * asan.c (instrument_derefs): Adjust calls to get_inner_reference.
9116 * cfgexpand.c (expand_debug_expr): Likewise.
9117 * dbxout.c (dbxout_expand_expr): Likewise.
9118 * dwarf2out.c (loc_list_for_address_of_addr_expr_of_indirect_ref,
9119 loc_list_from_tree, fortran_common): Likewise.
9120 * fold-const.c (optimize_bit_field_compare,
9121 decode_field_reference, fold_unary_loc, fold_comparison,
9122 split_address_to_core_and_offset): Likewise.
9123 * gimple-laddress.c (execute): Likewise.
9124 * gimple-ssa-strength-reduction.c (slsr_process_ref): Likewise.
9125 * gimplify.c (gimplify_scan_omp_clauses): Likewise.
9126 * hsa-gen.c (gen_hsa_addr): Likewise.
9127 * simplifx-rtx.c (delegitimize_mem_from_attrs): Likewise.
9128 * tsan.c (instrument_expr): Likewise.
9129 * ubsan.c (instrument_bool_enum_load, instrument_object_size): Likewise.
9130 * tree.c (verify_type_variant): Remove handling of TYPE_ALIGN_OK.
9131 * tree-affine.c (tree_to_aff_combination,
9132 get_inner_reference_aff): Adjust calls to get_inner_reference.
9133 * tree-data-ref.c (split_constant_offset_1,
9134 dr_analyze_innermost): Likewise.
9135 * tree-scalar-evolution.c (interpret_rhs_expr): Likewise.
9136 * tree-sra.c (ipa_sra_check_caller): Likewise.
9137 * tree-ssa-loop-ivopts.c (split_address_cost): Likewise.
9138 * tree-ssa-math-opts.c (find_bswap_or_nop_load,
9139 bswap_replace): Likewise.
9140 * tree-vect-data-refs.c (vect_check_gather,
9141 vect_analyze_data_refs): Likewise.
9142 * config/mips/mips.c (r10k_safe_mem_expr_p): Likewise.
9143 * config/pa/pa.c (pa_emit_move_sequence): Remove handling of
9146 2016-07-11 David Malcolm <dmalcolm@redhat.com>
9148 * Makefile.in (selftest-valgrind): New phony target.
9149 * function-tests.c (selftest::build_cfg): Delete pass instances
9150 created by the test.
9151 (selftest::convert_to_ssa): Likewise.
9152 (selftest::test_expansion_to_rtl): Likewise.
9153 * tree-cfg.c (selftest::test_linear_chain): Release dominator
9155 (selftest::test_diamond): Likewise.
9157 2016-07-11 Richard Biener <rguenther@suse.de>
9159 PR tree-optimization/71816
9160 * tree-ssa-pre.c (compute_avail): Adjust alignment of ref rather
9161 than replacing all of its operands.
9163 2016-07-11 Alan Modra <amodra@gmail.com>
9165 * config/rs6000/rs6000.md (UNSPEC_DOLOOP): New unspec.
9166 (ctr<mode>): Add unspec.
9167 (ctr<mode>_internal*): Likewise.
9169 2016-07-08 James Bowman <james.bowman@ftdichip.com>
9171 * config/ft32/ft32.c (ft32_elf_encode_section_info): New function.
9172 * config/ft32/ft32.h (ASM_OUTPUT_SYMBOL_REF): New function.
9174 2016-07-08 Vladimir Makarov <vmakarov@redhat.com>
9176 PR rtl-optimization/71621
9177 * lra-constraints.c (process_alt_operands): Check combination of
9180 2016-07-08 Jason Merrill <jason@redhat.com>
9181 Richard Biener <rguenther@suse.de>
9183 P0145: Refining Expression Order for C++.
9184 * gimplify.c (initial_rhs_predicate_for): New.
9185 (gimplfy_modify_expr): Gimplify RHS before LHS.
9187 2016-07-08 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9190 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
9191 Allow standard error handling to take over when a wrong number
9192 of arguments is presented to __builtin_vec_ld () or
9193 __builtin_vec_st ().
9195 2016-07-08 Jiong Wang <jiong.wang@arm.com>
9197 * config/aarch64/aarch64-simd-builtins.def (smax): Remove float
9202 * config/aarch64/arm_neon.h (vmaxnm_f32): Use
9203 __builtin_aarch64_fmaxv2sf.
9204 (vmaxnmq_f32): Likewise.
9205 (vmaxnmq_f64): Likewise.
9206 (vminnm_f32): Likewise.
9207 (vminnmq_f32): Likewise.
9208 (vminnmq_f64): Likewise.
9210 2016-07-08 Michael Meissner <meissner@linux.vnet.ibm.com>
9213 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Do not
9214 enable -mfloat128-hardware by default.
9215 (ISA_3_0_MASKS_IEEE): New macro to give all of the VSX options
9216 that IEEE 128-bit hardware support needs.
9217 * config/rs6000/rs6000.c (rs6000_option_override_internal): If
9218 -mcpu=power9 -mfloat128, enable -mfloat128-hardware by default.
9219 Use ISA_3_0_MASKS_IEEE as the set of options that IEEE 128-bit
9220 floating point requires.
9221 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
9222 -mfloat128 and -mfloat128-hardware changes.
9224 2016-07-08 Alan Hayward <alan.hayward@arm.com>
9226 PR tree-optimization/71667
9227 * tree-vect-loop.c (vectorizable_live_operation): ignore DEBUG stmts
9229 2016-07-08 Martin Liska <mliska@suse.cz>
9232 * fold-const.c (fold_convertible_p): As COMPLEX_TYPE
9233 folding produces SAVE_EXPRs, thus return false for the type.
9235 2016-07-07 Martin Liska <mliska@suse.cz>
9237 * file-find.c (remove_prefix): New function.
9238 * file-find.h (remove_prefix): Declare the function.
9239 * gcc-ar.c (main): Skip a folder of the wrapper if
9240 a wrapped binary would point to the same file.
9242 2016-07-07 Jan Hubicka <jh@suse.cz>
9244 * tree-scalar-evolution.c (iv_can_overflow_p): export.
9245 * tree-scalar-evolution.h (iv_can_overflow_p): Declare.
9246 * tree-ssa-loop-ivopts.c (alloc_iv): Use it.
9248 2016-07-07 Ilya Enkovich <ilya.enkovich@intel.com>
9251 * ipa-inline-analysis.c (compute_inline_parameters): Set
9252 local.can_change_signature to false for intrumentation
9255 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
9257 * config/arm/arm.h (TARGET_USE_MOVT): Check MOVT/MOVW availability
9258 with TARGET_HAVE_MOVT.
9259 (TARGET_HAVE_MOVT): Define.
9260 * config/arm/arm.c (const_ok_for_op): Check MOVT/MOVW
9261 availability with TARGET_HAVE_MOVT.
9262 * config/arm/arm.md (arm_movt): Use TARGET_HAVE_MOVT to check MOVT
9264 (addsi splitter): Use TARGET_THUMB && TARGET_HAVE_MOVT rather than
9266 (symbol_refs movsi splitter): Remove TARGET_32BIT check.
9267 (arm_movtas_ze): Use TARGET_HAVE_MOVT to check MOVT availability.
9268 * config/arm/constraints.md (define_constraint "j"): Use
9269 TARGET_HAVE_MOVT to check MOVT availability.
9271 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
9273 * config/arm/arm-protos.h: Reindent FL_FOR_* macro definitions.
9275 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
9277 * config/arm/arm-arches.def (armv8-m.base): Define new architecture.
9278 (armv8-m.main): Likewise.
9279 (armv8-m.main+dsp): Likewise.
9280 * config/arm/arm-protos.h (FL_FOR_ARCH8M_BASE): Define.
9281 (FL_FOR_ARCH8M_MAIN): Likewise.
9282 * config/arm/arm-tables.opt: Regenerate.
9283 * config/arm/bpabi.h: Add armv8-m.base, armv8-m.main and
9284 armv8-m.main+dsp to BE8_LINK_SPEC.
9285 * config/arm/arm.h (TARGET_HAVE_LDACQ): Exclude ARMv8-M.
9286 (enum base_architecture): Add BASE_ARCH_8M_BASE and BASE_ARCH_8M_MAIN.
9287 * config/arm/arm.c (arm_arch_name): Increase size to work with ARMv8-M
9288 Baseline and Mainline.
9289 (arm_option_override_internal): Also disable arm_restrict_it when
9290 !arm_arch_notm. Update comment for -munaligned-access to also cover
9292 (arm_file_start): Increase buffer size for printing architecture name.
9293 * doc/invoke.texi: Document architectures armv8-m.base, armv8-m.main
9294 and armv8-m.main+dsp.
9295 (mno-unaligned-access): Clarify that this is disabled by default for
9296 ARMv8-M Baseline architectures as well.
9298 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
9300 * config/arm/elf.h: Use __ARM_ARCH_ISA_THUMB and __ARM_ARCH_ISA_ARM to
9301 decide whether to prevent some libgcc routines being included for some
9302 multilibs rather than __ARM_ARCH_6M__ and add comment to indicate the
9303 link between this condition and the one in
9304 libgcc/config/arm/lib1func.S.
9306 2016-07-07 Richard Biener <rguenther@suse.de>
9308 * tree-ssa-pre.c: Include alias.h.
9309 (compute_avail): If we have multiple VN_REFERENCEs with the
9310 same hashtable entry adjust that to make it a valid replacement
9311 for all of them with respect to alignment and aliasing
9312 when doing insertion.
9313 * tree-ssa-sccvn.h (vn_reference_operands_for_lookup): Declare.
9314 * tree-ssa-sccvn.c (vn_reference_operands_for_lookup): New function.
9316 2016-07-06 Segher Boessenkool <segher@kernel.crashing.org>
9320 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
9321 *ctr<mode>_internal5, *ctr<mode>_internal6): Add *wi to the output
9324 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9326 * var-tracking.c (struct adjust_mem_data): Make side_effects a vector.
9327 (adjust_mems): Adjust.
9328 (adjust_insn): Likewise.
9329 (prepare_call_arguments): Likewise.
9331 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9333 * gcse.c (struct ls_expr): Make stores field a vector.
9334 (ldst_entry): Adjust.
9335 (free_ldst_entry): Likewise.
9336 (print_ldst_list): Likewise.
9337 (compute_ld_motion_mems): Likewise.
9338 (update_ld_motion_stores): Likewise.
9340 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9342 * gcse.c (struct ls_expr): Remove loads field.
9343 (ldst_entry): Adjust.
9344 (free_ldst_entry): Likewise.
9345 (print_ldst_list): Likewise.
9346 (compute_ld_motion_mems): Likewise.
9348 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9350 * store-motion.c (struct st_expr): Make antic_stores a vector.
9351 (st_expr_entry): Adjust.
9352 (free_st_expr_entry): Likewise.
9353 (print_store_motion_mems): Likewise.
9354 (find_moveable_store): Likewise.
9355 (compute_store_table): Likewise.
9356 (remove_reachable_equiv_notes): Likewise.
9357 (replace_store_insn): Likewise.
9358 (build_store_vectors): Likewise.
9360 2016-07-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9362 * config/arm/driver-arm.c (arm_cpu_table): Add entries for cortex-a32,
9363 cortex-a35, cortex-a53, cortex-a57, cortex-a72, cortex-a73.
9365 2016-07-06 Yuri Rumyantsev <ysrumyan@gmail.com>
9367 PR tree-optimization/71518
9368 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Adjust
9369 misalign also for outer loops with negative step.
9371 2016-07-06 Wilco Dijkstra <wdijkstr@arm.com>
9373 * config/arm/cortex-a53.md: Use final_presence_set for in-order.
9374 (cortex_a53_shift): Add mov_shift.
9375 (cortex_a53_shift_reg): Add new reservation for register shifts.
9376 (cortex_a53_alu): Remove bfm.
9377 (cortex_a53_alu_shift): Add bfm, remove mov_shift.
9378 (cortex_a53_alu_extr): Add new reservation for EXTR.
9379 (bypasses): Improve bypass modelling.
9381 2016-07-06 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
9384 * config/avr/avr.c (avr_asm_select_section): Strip off
9385 SECTION_DECLARED from flags when calling get_section.
9387 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
9389 * tree-vectorizer.h (vect_memory_access_type): Add
9390 VMAT_INVARIANT, VMAT_CONTIGUOUS_DOWN and VMAT_CONTIGUOUS_REVERSED.
9391 * tree-vect-stmts.c (compare_step_with_zero): New function.
9392 (perm_mask_for_reverse): Move further up file.
9393 (get_group_load_store_type): Stick to VMAT_ELEMENTWISE if the
9395 (get_negative_load_store_type): New function.
9396 (get_load_store_type): Call it. Add an ncopies argument.
9397 (vectorizable_mask_load_store): Update call accordingly and
9398 remove tests for negative steps.
9399 (vectorizable_store, vectorizable_load): Likewise. Handle new
9400 memory_access_types.
9402 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
9404 * tree-vectorizer.h (vect_memory_access_type): New enum.
9405 (_stmt_vec_info): Add a memory_access_type field.
9406 (STMT_VINFO_MEMORY_ACCESS_TYPE): New macro.
9407 (vect_model_store_cost): Take an access type instead of a boolean.
9408 (vect_model_load_cost): Likewise.
9409 * tree-vect-slp.c (vect_analyze_slp_cost_1): Update calls to
9410 vect_model_store_cost and vect_model_load_cost.
9411 * tree-vect-stmts.c (vec_load_store_type): New enum.
9412 (vect_model_store_cost): Take an access type instead of a
9413 store_lanes_p boolean. Simplify tests.
9414 (vect_model_load_cost): Likewise, but for load_lanes_p.
9415 (get_group_load_store_type, get_load_store_type): New functions.
9416 (vectorizable_store): Use get_load_store_type. Record the access
9417 type in STMT_VINFO_MEMORY_ACCESS_TYPE.
9418 (vectorizable_load): Likewise.
9419 (vectorizable_mask_load_store): Likewise. Replace is_store
9420 variable with vls_type.
9422 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
9424 * tree-vectorizer.h (vect_grouped_load_supported): Add a
9425 single_element_p parameter.
9426 * tree-vect-data-refs.c (vect_grouped_load_supported): Likewise.
9427 Check the PR65518 case here rather than in vectorizable_load.
9428 * tree-vect-loop.c (vect_analyze_loop_2): Update call accordignly.
9429 * tree-vect-stmts.c (vectorizable_load): Likewise.
9431 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
9433 * tree-vectorizer.h (gather_scatter_info): New structure.
9434 (vect_check_gather_scatter): Return a bool rather than a decl.
9435 Replace return-by-pointer arguments with a single
9436 gather_scatter_info *.
9437 * tree-vect-data-refs.c (vect_check_gather_scatter): Likewise.
9438 (vect_analyze_data_refs): Update call accordingly.
9439 * tree-vect-stmts.c (vect_mark_stmts_to_be_vectorized): Likewise.
9440 (vectorizable_mask_load_store): Likewise. Also record the
9441 offset dt and vectype in the gather_scatter_info.
9442 (vectorizable_store): Likewise.
9443 (vectorizable_load): Likewise.
9445 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
9447 * tree-vect-stmts.c (vect_model_store_cost): For non-SLP
9448 strided groups, use the cost of N scalar accesses instead
9449 of ncopies vector accesses.
9450 (vect_model_load_cost): Likewise.
9452 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
9454 * tree-vect-stmts.c (vect_cost_group_size): Delete.
9455 (vect_model_store_cost): Avoid calling it. Use first_stmt_p
9456 variable to indicate when once-per-group costs are being used.
9457 (vect_model_load_cost): Likewise. Fix comment and misindented code.
9459 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
9461 * tree-vect-stmts.c (vectorizable_load): Remove unnecessary
9462 peeling-for-gaps condition.
9464 2016-07-06 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9466 * config/s390/s390.c (s390_expand_vec_init): Force initializer
9467 element to register if it doesn't match general_operand.
9469 2016-07-05 Michael Meissner <meissner@linux.vnet.ibm.com>
9470 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9472 * config/rs6000/rs6000-protos.h (rs6000_split_signbit): New
9474 * config/rs6000/rs6000.c (rs6000_split_signbit): New function.
9475 * config/rs6000/rs6000.md (UNSPEC_SIGNBIT): New constant.
9476 (SIGNBIT): New mode iterator.
9477 (Fsignbit): New mode attribute.
9478 (signbit<mode>2): Change operand1 to match FLOAT128 instead of
9479 IBM128; dispatch to gen_signbit{kf,tf}2_dm for __float128
9480 when direct moves are available.
9481 (signbit<mode>2_dm): New define_insn_and_split).
9482 (signbit<mode>2_dm2): New define_insn.
9484 2016-07-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9486 PR rtl-optimization/71594
9487 * ifcvt.c (noce_convert_multiple_sets): Wrap new_val or old_val
9488 into subregs of appropriate mode before trying to emit a conditional
9491 2016-07-05 Jan Hubicka <jh@suse.cz>
9493 * tree-scalar-evolution.c (iv_can_overflow_p): New function.
9494 (simple_iv): Use it.
9496 2016-07-05 Jan Hubicka <jh@suse.cz>
9498 * tree-ssa-loop-niter.c (nowrap_type_p): Use ANY_INTEGRAL_TYPE_P.
9500 2016-07-05 Jiong Wang <jiong.wang@arm.com>
9502 * lra-constraints.c (process_alt_operands): Don't add spilling cost for
9505 2016-07-05 Jan Hubicka <jh@suse.cz>
9507 * tree-scalar-evoluiton.c (simple_iv): Use nowrap_type to check if
9510 2016-07-05 Richard Biener <rguenther@suse.de>
9512 * gimple-ssa-split-paths.c (find_block_to_duplicate_for_splitting_pa):
9513 Handle empty else block.
9514 (is_feasible_trace): Likewise.
9515 (split_paths): Likewise.
9517 2016-07-05 Richard Biener <rguenther@suse.de>
9519 * tree-loop-distribution.c (distribute_loop): Fix issue with
9520 the cost model loop.
9522 2016-07-05 Christophe Lyon <christophe.lyon@linaro.org>
9524 * config/arm/neon-testgen.ml: Delete.
9525 * config/arm/neon.ml: Delete.
9527 2016-07-04 Jakub Jelinek <jakub@redhat.com>
9530 * tree.c (attribute_value_equal): Use get_attribute_name instead of
9531 directly using TREE_PURPOSE.
9533 2016-07-04 Jiong Wang <jiong.wang@arm.com>
9535 * config/aarch64/aarch64.h: Rename "ARMv8.1" to "ARMv8.1-A".
9536 * config/aarch64/aarch64_neon.h: Likewise.
9537 * config/aarch64/arm_neon.h: Likewise.
9538 * config/aarch64/atomics.md: Likewise.
9539 * config/aarch64/aarch64-simd-builtins.def: Likewise.
9540 * doc/invoke.texi: Likewise.
9542 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
9544 * config/s390/s390.md: Add "z13" cpu_facility.
9545 ("*mov<mode>cc"): Add support for z13 instructions lochi and locghi.
9546 * config/s390/predicates.md ("loc_operand"): New predicate for "load on
9547 condition" type instructions.
9549 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
9550 Jeff Law <law@redhat.com>
9552 * explow.c (allocate_dynamic_stack_space): Simplify knowing that
9553 MUST_ALIGN was always true and extra_align ist always BITS_PER_UNIT.
9555 2016-07-04 Yuri Rumyantsev <ysrumyan@gmail.com>
9557 * config/i386/i386.c (ix86_expand_vec_perm): Add handle one-operand
9558 permutation for TARGET_AVX512F.
9559 (ix86_expand_vec_one_operand_perm_avx512): New function.
9560 (expand_vec_perm_1): Invoke introduced function.
9561 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
9562 it may be not valid after vectorization.
9564 2016-07-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9567 * config/aarch64/aarch64.c (aarch64_classify_symbol): Fix
9568 typo in comment. Only force to memory if it is a weak
9571 2016-07-04 Matthew Wahab <matthew.wahab@arm.com>
9572 Jiong Wang <jiong.wang@arm.com>
9574 * config/aarch64/aarch64-arches.def: Add "armv8.2-a".
9575 * config/aarch64/aarch64.h (AARCH64_FL_V8_2): New.
9576 (AARCH64_FL_F16): New.
9577 (AARCH64_FL_FOR_ARCH8_2): New.
9578 (AARCH64_ISA_8_2): New.
9579 (AARCH64_ISA_F16): New.
9580 (TARGET_FP_F16INST): New.
9581 (TARGET_SIMD_F16INST): New.
9582 * config/aarch64/aarch64-option-extensions.def ("fp16"): New entry.
9583 ("fp"): Disabling "fp" also disables "fp16".
9584 * config/aarch64/aarch64-c.c (arch64_update_cpp_builtins):
9585 Conditionally define __ARM_FEATURE_FP16_SCALAR_ARITHMETIC
9586 and __ARM_FEATURE_FP16_VECTOR_ARITHMETIC.
9587 * doc/invoke.texi (AArch64 Options): Document "armv8.2-a" and "fp16".
9589 2016-07-04 Jan Beulich <jbeulich@suse.com>
9591 * gcc.c (default_compilers["@c-header"]): Conditionalize "-o".
9593 2016-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
9596 * config/rs6000/vsx.md (vsx_splat_v4sf_internal): When splitting
9597 the insns, use an insn form that does not adjust the offset on
9598 little endian systems.
9600 2016-07-01 Jan Beulich <jbeulich@suse.com>
9602 * varasm.c (get_variable_section): Validate initializer in
9603 named .bss-like sections.
9605 2016-07-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
9607 * config/rs6000/altivec.md (*altivec_vpermr_<mode>_internal):
9608 Exchange the order of the second and third operands in the vpermr
9609 instruction tmeplate.
9611 2016-07-01 Peter Bergner <bergner@vnet.ibm.com>
9614 * config/rs6000/rs6000.c (rs6000_secondary_reload_simple_move):
9615 Disallow TDmode values.
9617 2016-07-01 Alan Modra <amodra@gmail.com>
9619 PR rtl-optimization/71709
9620 * ira-lives.c (find_call_crossed_cheap_reg): Exit loop on arg reg
9621 being set, not referenced.
9623 2016-07-01 Yuri Rumyantsev <ysrumyan@gmail.com>
9625 PR tree-optimization/70729
9626 * tree-vectorizer.c (adjust_simduid_builtins): Nullify safelen field
9627 of loop since it can be not valid after transformation.
9629 2016-07-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9631 * config/arm/arm.c (thumb_reload_in_hi): Delete.
9632 * config/arm/arm-protos.h (thumb_reload_in_hi): Delete prototype.
9634 2016-07-01 Eric Botcazou <ebotcazou@adacore.com>
9636 * config/arm/arm.c (arm_function_ok_for_sibcall): Add another check
9639 2016-06-30 Michael Meissner <meissner@linux.vnet.ibm.com>
9642 * config/rs6000/constraints.md (wY constraint): New constraint to
9643 match the requirements for the LXSD and STXSD instructions.
9644 * config/rs6000/predicates.md (offsettable_mem_14bit_operand): New
9645 predicate to match the requirements for the LXSD and STXSD
9647 * config/rs6000/rs6000.md (mov<mode>_hardfloat32, FMOVE64 case):
9648 Use constaint wY for LXSD/STXSD instructions instead of 'o' or 'Y'
9649 to make sure that the bottom 2 bits of offset are 0, the address
9650 form is offsettable, and no updating is done in the address mode.
9651 (mov<mode>_hardfloat64, FMOVE64 case): Likewise.
9652 (movdi_internal32): Likewise
9653 (movdi_internal64): Likewise.
9655 2016-06-30 Jakub Jelinek <jakub@redhat.com>
9657 PR tree-optimization/71707
9658 * tree-ssa-strlen.c (get_stridx_plus_constant): Handle already present
9659 strinfo even for ADDR_EXPR ptr.
9661 2016-06-30 Kelvin Nilsen <kelvin@gcc.gnu.org>
9663 * config/rs6000/altivec.md (darn_32): Change the condition to
9664 TARGET_P9_MISC instead of TARGET_MODULO.
9665 (darn_raw): Replace TARGET_MODULO with TARGET_P9_MISC in the
9666 condition expression.
9667 (darn): Replace TARGET_MODULO with TARGET_P9_MISC in the
9668 condition expression.
9669 * config/rs6000/dfp.md (UNSPEC_DTSTSFI): New unspec constant.
9670 (DFP_TEST): New code iterator.
9671 (dfptstsfi_<code>_mode>): New define_expand.
9672 (*dfp_sgnfcnc_<mode>): New define_insn.
9673 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_0): Move this macro
9674 definition next to BU_P9_MISC_1 definition and change the MASK
9675 value to RS6000_BTM_P9_MISC.
9676 (BU_P9_MISC_1): Change the MASK value to RS6000_BTM_P9_MISC.
9677 (BU_P9_64BIT_MISC_0): Likewise.
9678 (BU_P9_DFP_MISC_0): New macro definition.
9679 (BU_P9_DFP_MISC_1): New macro definition.
9680 (BU_P9_DFP_MISC_2): New macro definition.
9681 (BU_P9_DFP_OVERLOAD_1): New macro definition.
9682 (BU_P9_DFP_OVERLOAD_2): New macro definition.
9683 (BU_P9_DFP_OVERLOAD_3): New macro definition.
9684 (TSTSFI_LT_DD): New BU_P9_DFP_MISC_2.
9685 (TSTSFI_LT_TD): Likewise.
9686 (TSTSFI_EQ_DD): Likewise.
9687 (TSTSFI_EQ_TD): Likewise.
9688 (TSTSFI_GT_DD): Likewise.
9689 (TSTSFI_GT_TD): Likewise.
9690 (TSTSFI_OV_DD): Likewise.
9691 (TSTSFI_OV_TD): Likewise.
9692 (TSTSFI_LT): New BU_P9_DFP_OVERLOAD_2.
9693 (TSTSFI_LT_DD): Likewise.
9694 (TSTSFI_LT_TD): Likewise.
9695 (TSTSFI_EQ): Likewise.
9696 (TSTSFI_EQ_DD): Likewise.
9697 (TSTSFI_EQ_TD): Likewise.
9698 (TSTSFI_GT): Likewise.
9699 (TSTSFI_GT_DD): Likewise.
9700 (TSTSFI_GT_TD): Likewise.
9701 (TSTSFI_OV): Likewise.
9702 (TSTSFI_OV_DD): Likewise.
9703 (TSTSFI_OV_TD): Likewise.
9704 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
9705 overloaded test significance functions.
9706 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
9707 OPTION_MASK_P9_MISC into the representation of this mask.
9708 (POWERPC_MASKS): Add OPTION_MASK_P9_MISC into the representation
9710 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Set the
9711 RS6000_BTM_P9_MISC flag in the return value if TARGET_P9_MISC is
9713 (rs6000_expand_binop_builtin): Enforce that argument 0 of the exp
9714 argument is a 6-bit unsigned literal value if the icode argument
9715 represents a DFP test significance built-in call.
9716 (rs6000_invalid_builtin): Add support for the RS6000_BTM_P9_MISC
9717 flag used independently and in combination with the
9718 RS6000_BTM_64BIT flag.
9719 (rs6000_opt_masks): Add entry for power9-misc command-line option.
9720 (rs6000_builtin_mask_names): Add entry for power9-misc
9721 command-line option.
9722 * config/rs6000/rs6000.h: Redefine TARGET_P9_MISC as 0 if
9723 HAVE_AS_POWER9 is not a defined macro. Define MASK_P9_MISC and
9724 RS6000_BTM_P9_MISC macros.
9725 * config/rs6000/rs6000.opt: Add support for the -mpower9-misc
9726 option and change the description of the -mpower9-vector option to
9727 enable only vector instructions, removing its erroneously claimed
9728 support for scalar instructions.
9729 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
9730 the ISA 3.0 digital floating point test significance built-in
9733 2016-06-30 Wilco Dijkstra <wdijkstr@arm.com>
9735 * config/aarch64/aarch64.c (cortexa35_tunings):
9736 Enable AES fusion. Use cortexa57_branch_cost.
9737 (cortexa53_tunings): Use cortexa57_branch_cost.
9738 (cortexa72_tunings): Use cortexa57_branch_cost.
9739 Use AUTOPREFETCHER_WEAK.
9740 (cortexa73_tunings): Use cortexa57_branch_cost.
9742 2016-06-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9743 James Greenhalgh <james.greenhalgh@arm.com>
9745 * config/aarch64/arm_neon.h (vcopyq_lane_f32, vcopyq_lane_f64,
9746 vcopyq_lane_p8, vcopyq_lane_p16, vcopyq_lane_s8, vcopyq_lane_s16,
9747 vcopyq_lane_s32, vcopyq_lane_s64, vcopyq_lane_u8, vcopyq_lane_u16,
9748 vcopyq_lane_u32, vcopyq_lane_u64): Reimplement in C.
9749 (vcopy_lane_f32, vcopy_lane_f64, vcopy_lane_p8, vcopy_lane_p16,
9750 vcopy_lane_s8, vcopy_lane_s16, vcopy_lane_s32, vcopy_lane_s64,
9751 vcopy_lane_u8, vcopy_lane_u16, vcopy_lane_u32, vcopy_lane_u64,
9752 vcopy_laneq_f32, vcopy_laneq_f64, vcopy_laneq_p8, vcopy_laneq_p16,
9753 vcopy_laneq_s8, vcopy_laneq_s16, vcopy_laneq_s32, vcopy_laneq_s64,
9754 vcopy_laneq_u8, vcopy_laneq_u16, vcopy_laneq_u32, vcopy_laneq_u64,
9755 vcopyq_laneq_f32, vcopyq_laneq_f64, vcopyq_laneq_p8, vcopyq_laneq_p16,
9756 vcopyq_laneq_s8, vcopyq_laneq_s16, vcopyq_laneq_s32, vcopyq_laneq_s64,
9757 vcopyq_laneq_u8, vcopyq_laneq_u16, vcopyq_laneq_u32, vcopyq_laneq_u64):
9760 2016-06-30 James Greenhalgh <james.greenhalgh@arm.com>
9761 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9763 * config/aarch64/aarch64-simd.md (*aarch64_simd_vec_copy_lane<mode>):
9765 (*aarch64_simd_vec_copy_lane_<vswap_width_name><mode>): Likewise.
9767 2016-06-30 David Malcolm <dmalcolm@redhat.com>
9770 * gcc.c (driver::build_option_suggestions): Pass "option" to
9771 add_misspelling_candidates.
9772 * opts-common.c (add_misspelling_candidates): Add "option" param;
9773 use it to avoid adding negated forms for options marked with
9775 * opts.h (add_misspelling_candidates): Add "option" param.
9777 2016-06-30 Jakub Jelinek <jakub@redhat.com>
9780 * fold-const.c (fold_binary_loc) <case RROTATE_EXPR>: Cast
9781 TREE_OPERAND (arg0, 0) and TREE_OPERAND (arg0, 1) to type
9782 first when permuting bitwise operation with rotate. Cast
9783 TREE_OPERAND (arg0, 0) to type when cancelling two rotations.
9785 2016-06-29 David Malcolm <dmalcolm@redhat.com>
9787 * opts.c (handle_param): Use find_param_fuzzy to offer suggestions
9788 for misspelled param names.
9789 * params.c: Include spellcheck.h.
9790 (find_param_fuzzy): New function.
9791 * params.h (find_param_fuzzy): New prototype.
9792 * spellcheck.c (struct edit_distance_traits<const char *>): Move to...
9793 * spellcheck.h (struct edit_distance_traits<const char *>):
9796 2016-06-29 Michael Meissner <meissner@linux.vnet.ibm.com>
9798 * config/rs6000/predicates.md (const_0_to_7_operand): New
9799 predicate, recognize 0..7.
9800 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
9801 support for doing extracts from V16QImode, V8HImode, V4SImode
9803 * config/rs6000/vsx.md (VSX_EXTRACT_I): Mode iterator for ISA 3.0
9804 vector extract support.
9805 (VSX_EXTRACT_PREDICATE): Mode attribute to validate element number
9806 for ISA 3.0 vector extract.
9807 (VSX_EX): Constraints to use for ISA 3.0 vector extract.
9808 (vsx_extract_<mode>, VSX_EXTRACT_I): Add support for doing
9809 extracts of a constant element number from small integer vectors
9810 on 64-bit ISA 3.0 systems.
9811 (vsx_extract_<mode>_di): Likewise.
9812 * config/rs6000/rs6000.h (TARGET_VEXTRACTUB): New target macro to
9813 say when we can do ISA 3.0 vector extracts.
9814 * config/rs6000/rs6000.md (stfiwx): Allow DImode in Altivec
9815 registers, using the stxsiwx instruction.
9817 2016-06-29 Jim Wilson <jim.wilson@linaro.org>
9819 * config/aarch64/aarch64-cores.def (qdf24xx): Use qdf24xx tuning.
9820 * config/aarch64/aarch64.c (qdf24xx_addrcost_table,
9821 qdf24xx_regmove_cost, qdf24xx_tunings): New.
9822 * config/arm/aarch64-cost-tables.h (qdf24xx_extra_costs): New.
9823 * config/arm/arm-cores.def (qdf24xx): Use qdf24xx tuning.
9824 * config/arm/arm.c (arm_qdf24xx_tune): New.
9826 2016-06-29 Wilco Dijkstra <wdijkstr@arm.com>
9828 * config/aarch64/aarch64.c (cortexa53_tunings):
9829 Increase loop alignment to 8. Set function alignment to 16.
9830 (cortexa35_tunings): Likewise.
9831 (cortexa57_tunings): Increase loop alignment to 8.
9832 (cortexa72_tunings): Likewise.
9833 (cortexa73_tunings): Likewise.
9835 2016-06-29 Matthew Wahab <matthew.wahab@arm.com>
9837 * doc/sourcebuild.texi (Effective-Target keywords): Add entries
9838 for arm_fp16_ok and arm_fp16_hw.
9839 (Add Options): Add entries for arm_fp16, arm_fp16_ieee and
9840 arm_fp16_alternative.
9842 2016-06-29 Ilya Enkovich <ilya.enkovich@intel.com>
9844 PR tree-optimization/71655
9845 * tree-vect-stmts.c (vectorizable_comparison): Swap definition
9846 types when swapping operands.
9848 2016-06-29 Martin Liska <mliska@suse.cz>
9851 * common.opt (flag_stack_protect): Mark the flag as optimization flag.
9852 * ipa-inline-transform.c (inline_call): Remove unnecessary call
9853 of build_optimization_node.
9855 2016-06-29 Yuri Rumyantsev <ysrumyan@gmail.com>
9857 PR tree-optimization/70729
9858 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Consider memory reference as
9859 independent in loops having positive safelen value.
9860 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
9861 it may be not valid after vectorization.
9863 2016-06-29 Jakub Jelinek <jakub@redhat.com>
9865 PR tree-optimization/71625
9866 * tree-ssa-strlen.c (get_addr_stridx): Add PTR argument. Assume list
9867 is sorted by ascending list->offset. If PTR is non-NULL and there is
9868 previous strinfo, call get_stridx_plus_constant.
9869 (get_stridx): Pass exp as second argument to get_addr_stridx.
9870 (addr_stridxptr): Add missing list = list->next, so that there can be
9871 more than one entries in the list. Bump limit from 16 to 32. Ensure
9872 the list is sorted by ascending list->offset.
9873 (get_stridx_plus_constant): Adjust so that it can be also called with
9874 ADDR_EXPR instead of SSA_NAME as PTR.
9875 (handle_char_store): Pass NULL_TREE as second argument to
9878 2016-06-29 Richard Biener <rguenther@suse.de>
9880 PR rtl-optimization/68961
9881 * simplify-rtx.c (simplify_subreg): Handle VEC_CONCAT like CONCAT.
9883 2016-06-29 Richard Biener <rguenther@suse.de>
9886 * alias.c (component_uses_parent_alias_set_from): Handle
9887 type punning through union accesses by using the union alias set.
9888 * gimple.c (gimple_get_alias_set): Remove union type punning case.
9890 2016-07-29 Richard Biener <rguenther@suse.de>
9892 * match.pd ((T)(T2)x -> (T)x): Remove restriction on final
9893 precision not matching mode precision.
9895 2016-06-28 John David Anglin <danglin@gcc.gnu.org>
9897 * config/pa/pa.md (call_symref_64bit_post_reload): Don't call
9898 pa_output_arg_descriptor.
9899 (call_val_symref_64bit_post_reload): Likewise.
9900 (call_val_powf_64bit_post_reload): Likewise.
9901 (sibcall_internal_symref_64bit): Likewise.
9902 (sibcall_value_internal_symref_64bit): Likewise.
9904 2016-06-28 Jakub Jelinek <jakub@redhat.com>
9907 * config/i386/i386.c (ix86_expand_vector_move): For SUBREG of
9908 a constant, force its SUBREG_REG into memory or register instead
9911 2016-06-28 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
9914 * config/avr/avr.opt (-mfract-convert-truncate): Update description.
9915 * doc/invoke.texi (AVR Options): Document it.
9917 2016-06-28 Walter Lee <walt@tilera.com>
9919 * config/tilegx/linux.h: Do not include arch/icache.h
9920 (CLEAR_INSN_CACHE): Provide inlined definition directly.
9921 * config/tilepro/linux.h: Do not include arch/icache.h
9922 (CLEAR_INSN_CACHE): Provide inlined definition directly.
9924 2016-06-28 Wilco Dijkstra <wdijkstr@arm.com>
9926 * tree-ssa-math-opts.c (find_bswap_or_nop_1): Adjust bitnumbering
9927 for big-endian BIT_FIELD_REF.
9929 2016-06-28 Pat Haugen <pthaugen@us.ibm.com>
9931 * config/rs6000/rs6000.md ('type' attribute): Add htmsimple/dfp types.
9932 ('size' attribute): Add '128'.
9934 (*mov<mode>_hardfloat32, *mov<mode>_hardfloat64, *movdi_internal32,
9935 *movdi_internal64, *movdf_update1): Set size attribute to '64'.
9936 (add<mode>3, sub<mode>3, mul<mode>3, div<mode>3, sqrt<mode>2,
9937 copysign<mode>3, neg<mode>2_hw, abs<mode>2_hw, *nabs<mode>2_hw,
9938 *fma<mode>4_hw, *fms<mode>4_hw, *nfma<mode>4_hw, *nfms<mode>4_hw,
9939 extend<SFDF:mode><IEEE128:mode>2_hw, trunc<mode>df2_hw,
9940 *xscvqp<su>wz_<mode>, *xscvqp<su>dz_<mode>, *xscv<su>dqp_<mode>,
9941 *trunc<mode>df2_odd): Set size attribute to '128'.
9942 (*cmp<mode>_hw): Change type to veccmp and set size attribute to '128'.
9943 * config/rs6000/power6.md (power6-fp): Include dfp type.
9944 * config/rs6000/power7.md (power7-fp): Likewise.
9945 * config/rs6000/power8.md (power8-fp): Likewise.
9946 * config/rs6000/power9.md: New file.
9947 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power9.md.
9948 * config/rs6000/htm.md (*tabort, *tabort<wd>c, *tabort<wd>ci,
9949 *trechkpt, *treclaim, *tsr, *ttest): Change type attribute to
9951 * config/rs6000/dfp.md (extendsddd2, truncddsd2, extendddtd2,
9952 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
9953 divtd3, *cmpdd_internal1, *cmptd_internal1, floatdidd2, floatditd2,
9954 ftruncdd2, fixdddi2, ftrunctd2, fixtddi2, dfp_ddedpd_<mode>,
9955 dfp_denbcd_<mode>, dfp_dxex_<mode>, dfp_diex_<mode>, dfp_dscli_<mode>,
9956 dfp_dscri_<mode>): Change type attribute to dfp.
9957 * config/rs6000/crypto.md (crypto_vshasigma<CR_char>): Change type
9958 attribute to vecsimple.
9959 * config/rs6000/rs6000.c (power9_cost): Update costs, cache size
9960 and prefetch streams.
9961 (rs6000_option_override_internal): Remove temporary code setting
9962 tuning to power8. Don't set rs6000_sched_groups for power9.
9963 (last_scheduled_insn): Change to rtx_insn *.
9964 (divide_cnt, vec_load_pendulum): New variables.
9965 (rs6000_adjust_cost): Add Power9 to test for store->load separation.
9966 (rs6000_issue_rate): Set issue rate for Power9.
9967 (is_power9_pairable_vec_type): New.
9968 (power9_sched_reorder2): New.
9969 (rs6000_sched_reorder2): Call new function for Power9 specific
9971 (insn_must_be_first_in_group): Remove Power9.
9972 (insn_must_be_last_in_group): Likewise.
9973 (force_new_group): Likewise.
9974 (rs6000_sched_init): Fix initialization of last_scheduled_insn.
9975 Initialize divide_cnt/vec_load_pendulum.
9976 (_rs6000_sched_context, rs6000_init_sched_context,
9977 rs6000_set_sched_context): Handle context save/restore of new
9980 2016-06-28 Richard Biener <rguenther@suse.de>
9982 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p):
9983 Properly handle DECL_BIT_FIELD_REPRESENTATIVE occuring as
9984 COMPONENT_REF operand.
9985 (nonoverlapping_component_refs_p): Likewise.
9986 * stor-layout.c (start_bitfield_representative): Mark
9987 DECL_BIT_FIELD_REPRESENTATIVE as DECL_NONADDRESSABLE_P.
9989 2016-06-28 Jakub Jelinek <jakub@redhat.com>
9991 * Makefile.in: Don't cat ../stage_current if it does not exist.
9993 * doc/extend.texi (__builtin_add_overflow_p): Clarify behavior when
9994 last argument is a bit-field.
9996 PR rtl-optimization/71673
9997 * internal-fn.c (expand_arith_overflow_result_store): Use
9998 OPTAB_LIB_WIDEN instead of OPTAB_DIRECT as last argument to
9999 expand_simple_binop.
10001 PR middle-end/66867
10002 * builtins.c (expand_ifn_atomic_compare_exchange_into_call,
10003 expand_ifn_atomic_compare_exchange): New functions.
10004 * internal-fn.c (expand_ATOMIC_COMPARE_EXCHANGE): New function.
10005 * tree.h (build_call_expr_internal_loc): Rename to ...
10006 (build_call_expr_internal_loc_array): ... this. Fix up type of
10008 * internal-fn.def (ATOMIC_COMPARE_EXCHANGE): New internal fn.
10009 * predict.c (expr_expected_value_1): Handle IMAGPART_EXPR of
10010 ATOMIC_COMPARE_EXCHANGE result.
10011 * builtins.h (expand_ifn_atomic_compare_exchange): New prototype.
10012 * gimple-fold.h (optimize_atomic_compare_exchange_p,
10013 fold_builtin_atomic_compare_exchange): New prototypes.
10014 * gimple-fold.c (optimize_atomic_compare_exchange_p,
10015 fold_builtin_atomic_compare_exchange): New functions..
10016 * tree-ssa.c (execute_update_addresses_taken): If
10017 optimize_atomic_compare_exchange_p, ignore &var in 2nd argument
10018 of call when finding addressable vars, and if such var becomes
10019 non-addressable, call fold_builtin_atomic_compare_exchange.
10021 2016-06-27 Segher Boessenkool <segher@kernel.crashing.org>
10024 * config/rs6000/rs6000.md (ashdi3_extswsli_dot): Use
10025 gen_ashdi3_extswsli_dot2 instead of gen_ashdi3_extswsli_dot.
10027 2016-06-27 Pat Haugen <pthaugen@us.ibm.com>
10029 * config/rs6000/rs6000.md ('type' attribute): Add
10030 veclogical,veccmpfx,vecexts,vecmove insn types.
10031 (*abs<mode>2_fpr, *nabs<mode>2_fpr, *neg<mode>2_fpr, *extendsfdf2_fpr,
10032 copysign<mode>3_fcpsgn, trunc<mode>df2_internal1, neg<mode>2_internal,
10033 p8_fmrgow_<mode>, pack<mode>): Change type to fpsimple.
10034 (*xxsel<mode>, copysign<mode>3_hard, neg<mode>2_hw, abs<mode>2_hw,
10035 *nabs<mode>2_hw): Change type to vecmove.
10036 (*and<mode>3_internal, *bool<mode>3_internal, *boolc<mode>3_internal,
10037 *boolcc<mode>3_internal, *eqv<mode>3_internal,
10038 *one_cmpl<mode>3_internal, *ieee_128bit_vsx_neg<mode>2_internal,
10039 *ieee_128bit_vsx_abs<mode>2_internal,
10040 *ieee_128bit_vsx_nabs<mode>2_internal, extendkftf2, trunctfkf2,
10041 *ieee128_mfvsrd_64bit, *ieee128_mfvsrd_32bit, *ieee128_mtvsrd_64bit,
10042 *ieee128_mtvsrd_32bit): Change type to veclogical.
10043 (mov<mode>_hardfloat, *mov<mode>_hardfloat32, *mov<mode>_hardfloat64,
10044 *movdi_internal32, *movdi_internal64): Update insn types.
10045 * config/rs6000/vsx.md (*vsx_le_undo_permute_<mode>,
10046 vsx_extract_<mode>): Change type to veclogical.
10047 (*vsx_xxsel<mode>, *vsx_xxsel<mode>_uns): Change type to vecmove.
10048 (vsx_sign_extend_qi_<mode>, *vsx_sign_extend_hi_<mode>,
10049 *vsx_sign_extend_si_v2di): Change type to vecexts.
10050 * config/rs6000/altivec.md (*altivec_mov<mode>, *altivec_movti): Change
10051 type to veclogical.
10052 (*altivec_eq<mode>, *altivec_gt<mode>, *altivec_gtu<mode>,
10053 *altivec_vcmpequ<VI_char>_p, *altivec_vcmpgts<VI_char>_p,
10054 *altivec_vcmpgtu<VI_char>_p): Change type to veccmpfx.
10055 (*altivec_vsel<mode>, *altivec_vsel<mode>_uns): Change type to vecmove.
10056 * config/rs6000/dfp.md (*negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
10057 negtd2, *abstd2_fpr, *nabstd2_fpr): Change type to fpsimple.
10058 * config/rs6000/40x.md (ppc405-float): Add fpsimple.
10059 * config/rs6000/440.md (ppc440-fp): Add fpsimple.
10060 * config/rs6000/476.md (ppc476-fp): Add fpsimple.
10061 * config/rs6000/601.md (ppc601-fp): Add fpsimple.
10062 * config/rs6000/603.md (ppc603-fp): Add fpsimple.
10063 * config/rs6000/6xx.md (ppc604-fp): Add fpsimple.
10064 * config/rs6000/7xx.md (ppc750-fp): Add fpsimple.
10065 (ppc7400-vecsimple): Add veclogical, vecmove, veccmpfx.
10066 * config/rs6000/7450.md (ppc7450-fp): Add fpsimple.
10067 (ppc7450-vecsimple): Add veclogical, vecmove.
10068 (ppc7450-veccmp): Add veccmpfx.
10069 * config/rs6000/8540.md (ppc8540_simple_vector): Add veclogical,
10071 (ppc8540_vector_compare): Add veccmpfx.
10072 * config/rs6000/a2.md (ppca2-fp): Add fpsimple.
10073 * config/rs6000/cell.md (cell-fp): Add fpsimple.
10074 (cell-vecsimple): Add veclogical, vecmove.
10075 (cell-veccmp): Add veccmpfx.
10076 * config/rs6000/e300c2c3.md (ppce300c3_fp): Add fpsimple.
10077 * config/rs6000/e6500.md (e6500_vecsimple): Add veclogical, vecmove,
10079 * config/rs6000/mpc.md (mpccore-fp): Add fpsimple.
10080 * config/rs6000/power4.md (power4-fp): Add fpsimple.
10081 (power4-vecsimple): Add veclogical, vecmove.
10082 (power4-veccmp): Add veccmpfx.
10083 * config/rs6000/power5.md (power5-fp): Add fpsimple.
10084 * config/rs6000/power6.md (power6-fp): Add fpsimple.
10085 (power6-vecsimple): Add veclogical, vecmove.
10086 (power6-veccmp): Add veccmpfx.
10087 * config/rs6000/power7.md (power7-fp): Add fpsimple.
10088 (power7-vecsimple): Add veclogical, vecmove, veccmpfx.
10089 * config/rs6000/power8.md (power8-fp): Add fpsimple.
10090 (power8-vecsimple): Add veclogical, vecmove, veccmpfx.
10091 * config/rs6000/rs64.md (rs64a-fp): Add fpsimple.
10092 * config/rs6000/titan.md (titan_fp): Add fpsimple.
10093 * config/rs6000/xfpu.md (fp-default, fp-addsub-s, fp-addsub-d): Add
10095 * config/rs6000/rs6000.c (rs6000_adjust_cost): Add TYPE_FPSIMPLE.
10097 2016-06-27 Peter Bergner <bergner@vnet.ibm.com>
10100 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
10101 OPTION_MASK_P9_DFORM_VECTOR.
10102 * config/rs6000/rs6000.c (rs6000_option_override_internal): Do not
10103 disable -mpower9-dform-vector when using reload.
10104 (quad_address_p): Remove 'gpr_p' argument and all associated code.
10105 New 'strict' argument. Update all callers. Add strict addressing
10107 (rs6000_legitimate_offset_address_p): Remove call to
10108 virtual_stack_registers_memory_p.
10109 (rs6000_legitimize_reload_address): Add quad address support.
10110 (rs6000_legitimate_address_p): Move call to quad_address_p above
10111 call to virtual_stack_registers_memory_p. Adjust quad_address_p args
10112 to account for new strict usage.
10113 (rs6000_output_move_128bit): Adjust quad_address_p args to account
10114 for new strict usage.
10115 * config/rs6000/predicates.md (quad_memory_operand): Likewise.
10117 2016-06-26 Uros Bizjak <ubizjak@gmail.com>
10124 * config/i386/i386.c (ix86_spill_class): Disable condition to
10125 always return NO_REGS.
10127 2016-06-26 Jan Hubicka <hubicka@ucw.cz>
10129 * predict.c: Include gimple-pretty-print.h
10130 (predicted_by_loop_heuristics_p): Check also
10131 PRED_LOOP_EXIT_WITH_RECURSION
10132 (predict_loops): Find self recursive calls and use special purpose
10133 predictors for them; dump log about decisions.
10134 (pass_profile::execute): Dump info about #of iterations.
10135 * predict.def (PRED_LOOP_EXIT_WITH_RECURSION,
10136 (PRED_LOOP_GUARD_WITH_RECURSION): New predictors.
10138 2016-06-26 John David Anglin <danglin@gcc.gnu.org>
10140 * config/pa/pa.c (pa_output_indirect_call): Rework to combine
10141 output_asm_insn calls and shorten long lines. Output .CALL
10142 argument descriptor using pa_output_arg_descriptor. Add various
10143 inline $$dyncall and other optimizations.
10144 (pa_attr_length_indirect_call): Adjust ordering and lengths.
10146 2016-06-25 Jakub Jelinek <jakub@redhat.com>
10148 PR tree-optimization/71643
10149 * tree-ssa-tail-merge.c (find_clusters_1): Ignore basic blocks with
10152 * tree-ssa-tail-merge.c (deps_ok_for_redirect_from_bb_to_bb): Don't
10153 leak a bitmap if dep_bb is NULL.
10155 PR tree-optimization/71631
10156 * tree-ssa-reassoc.c (reassociate_bb): Pass true as last argument
10157 to rewrite_expr_tree even if negate_result, move new_lhs var
10158 declaration and initialization earlier, for powi_result set afterwards
10159 new_lhs to lhs. For negate_result, use new_lhs instead of tmp
10160 if new_lhs != lhs, and don't shadow gsi var.
10162 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
10164 * predict.c (predict_paths_leading_to, predict_paths_leading_to_edge):
10165 Add in_loop parameter.
10166 (predict_loops): Add loop guard heuristics.
10167 * predict.def (PRED_LOOP_GUARD): New heuristics.
10169 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
10171 * predict.c: Include ipa-utils.h
10172 (tree_bb_level_prediction): Predict recursive calls.
10173 (tree_estimate_probability_bb): Skip inexpensive calls for call
10175 * predict.def (PRED_RECURSIVE_CALL): New.
10177 2016-06-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10179 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): New #define.
10180 (BU_FLOAT128_1): Likewise.
10182 (COPYSIGNQ): Likewise.
10183 (RS6000_BUILTIN_NANQ): Likewise.
10184 (RS6000_BUILTIN_NANSQ): Likewise.
10185 (RS6000_BUILTIN_INFQ): Likewise.
10186 (RS6000_BUILTIN_HUGE_VALQ): Likewise.
10187 * config/rs6000/rs6000.c (rs6000_fold_builtin): New prototype.
10188 (TARGET_FOLD_BUILTIN): New #define.
10189 (rs6000_builtin_mask_calculate): Add TARGET_FLOAT128 entry.
10190 (rs6000_invalid_builtin): Add handling for RS6000_BTM_FLOAT128.
10191 (rs6000_fold_builtin): New target hook implementation, handling
10192 folding of 128-bit NaNs and infinities.
10193 (rs6000_init_builtins): Initialize const_str_type_node; ensure all
10194 entries are filled in to avoid problems during bootstrap
10195 self-test; define builtins for 128-bit NaNs and infinities.
10196 (rs6000_opt_mask): Add entry for float128.
10197 * config/rs6000/rs6000.h (RS6000_BTM_FLOAT128): New #define.
10198 (RS6000_BTM_COMMON): Include RS6000_BTM_FLOAT128.
10199 (rs6000_builtin_type_index): Add RS6000_BTI_const_str.
10200 (const_str_type_node): New #define.
10201 * config/rs6000/rs6000.md (copysign<mode>3 for IEEE128): Convert
10202 to a define_expand that dispatches to either copysign<mode>3_soft
10203 or copysign<mode>3_hard.
10204 (copysign<mode>3_hard): Rename from copysign<mode>3.
10205 (copysign<mode>3_soft): New define_insn.
10206 * doc/extend.texi: Document new builtins.
10208 2016-06-24 Jakub Jelinek <jakub@redhat.com>
10210 * cfgloop.c (flow_loop_dump): Cast nit to uint64_t and print it using
10211 PRIu64 instead of lu.
10213 2016-06-24 Eric Botcazou <ebotcazou@adacore.com>
10216 * tree-inline.c (remap_decl): When fixing up DECL_ORIGINAL_TYPE, just
10217 copy the type name.
10219 2016-06-24 Jakub Jelinek <jakub@redhat.com>
10221 PR tree-optimization/71647
10222 * omp-low.c (lower_rec_input_clauses): Convert
10223 omp_clause_aligned_alignment (c) to size_type_node for the
10224 last argument of __builtin_assume_aligned.
10226 2016-06-24 H.J. Lu <hongjiu.lu@intel.com>
10228 * configure.ac (calling ___tls_get_addr via GOT): New
10229 assembler/linker check.
10230 (HAVE_AS_IX86_TLS_GET_ADDR_GOT): New. Defined to 1 if 32-bit
10231 assembler and linker supports calling ___tls_get_addr via GOT.
10232 Otherise, defined to 0.
10233 * config.in: Regenerated.
10234 * configure: Likewise.
10235 * config/i386/constraints.md (Yb): New constraint.
10236 * config/i386/i386.h (reg_class): Add TLS_GOTBASE_REGS.
10237 (REG_CLASS_NAMES): Likewise.
10238 (REG_CLASS_CONTENTS): Likewise.
10239 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Replace
10240 the b constraint with the Yb constraint. Call ___tls_get_addr
10241 via GOT for GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT
10243 (*tls_local_dynamic_base_32_gnu): Likewise.
10244 (*tls_global_dynamic_64_<mode>): Call _tls_get_addr via GOT for
10245 GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT is 1.
10246 (*tls_local_dynamic_base_64_<mode>): Likewise.
10248 2016-06-24 Martin Liska <mliska@suse.cz>
10250 * cfgloop.c (flow_loop_dump): Dump average number of loop iterations.
10251 * cfgloop.h: Change 'struct loop' to 'const struct loop' for a
10253 * cfgloopanal.c (expected_loop_iterations_unbounded): Set a new
10254 argument to true if the expected number of iterations is
10257 2016-06-24 Uros Bizjak <ubizjak@gmail.com>
10259 * configure.ac (HAVE_AS_GOTOF_IN_DATA): Use $as_ix86_gas_32_opt to
10260 assemble for 32bit target.
10261 (HAVE_AS_IX86_TLSGDPLT): Use $as_ix86_gas_32_opt to assemble
10262 and $ld_ix86_gld_32_opt to link for 32bit target.
10263 (HAVE_AS_IX86_TLSLDMPLT): Ditto.
10264 * configure: Regenerate.
10266 2016-06-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10268 * config/arm/arm.c (int_log2): Delete definition and prototype.
10269 (shift_op): Use exact_log2 instead of int_log2.
10270 (vfp3_const_double_for_fract_bits): Likewise.
10272 2016-06-24 Jakub Jelinek <jakub@redhat.com>
10274 * internal-fn.c (expand_arith_set_overflow): New function.
10275 (expand_addsub_overflow, expand_neg_overflow, expand_mul_overflow):
10277 (expand_arith_overflow_result_store): Likewise. Handle precision
10278 smaller than mode precision.
10279 * tree-vrp.c (extract_range_basic): For imag part, handle
10280 properly signed 1-bit precision result.
10281 * doc/extend.texi (__builtin_add_overflow): Document that last
10282 argument can't be pointer to enumerated or boolean type.
10283 (__builtin_add_overflow_p): Document that last argument can't
10284 have enumerated or boolean type.
10286 2016-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
10287 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10289 * config/rs6000/predicates.md (splat_input_operand): Rework.
10290 Don't allow constants, since the insns that use this predicate
10291 don't support constants. Constants are handled by other insns
10292 that are created via combine. During and after register
10293 allocation, only allow indexed or indirect addresses, and not
10294 general addresses. Only allow modes supported by the hardware.
10295 * config/rs6000/rs6000.c (xxsplitb_constant_p): Update usage
10296 comment. Move check for using VSPLTIS<x> to a common location,
10297 instead of doing it in two different places.
10299 2016-06-23 Jocelyn Mayer <l_indien@magic.fr>
10301 * config/i386/driver-i386.c (host_detect_local_cpu): Set
10302 PROCESSOR_PENTIUMPRO for signature_CENTAUR_ebx family >= 9.
10303 <case PROCESSOR_PENTIMUMPRO>: Pass c7 or nehemiah for
10304 signature_CENTAUR_ebx.
10306 2016-06-23 H.J. Lu <hongjiu.lu@intel.com>
10310 * configure.ac (as_ix86_tls_ldm_opt): Renamed to ...
10311 (as_ix86_gas_32_opt): This.
10312 (ld_ix86_tls_ldm_opt): Renamed to ...
10313 (ld_ix86_gld_32_opt): This.
10314 (R_386_TLS_LDM reloc): Updated.
10315 (R_386_GOT32X reloc): New assembler/linker check.
10316 (HAVE_AS_IX86_GOT32X): New. Defined to 1 if 32-bit assembler and
10317 linker support "jmp *_start@GOT" and "cmpl $0, bar@GOT". Otherise,
10319 * config.in: Regenerated.
10320 * configure: Likewise.
10321 * config/i386/i386.c (ix86_force_load_from_GOT_p): Return
10322 true if HAVE_AS_IX86_GOT32X is 1 in 32-bit mode.
10323 (ix86_legitimate_address_p): Allow UNSPEC_GOT for -fno-plt
10324 if ix86_force_load_from_GOT_p returns true.
10325 (ix86_print_operand_address_as): Also support UNSPEC_GOT if
10326 ix86_force_load_from_GOT_p returns true.
10327 (ix86_expand_move): Generate UNSPEC_GOT in 32-bit mode to load
10328 the external function address via the GOT slot.
10329 (ix86_nopic_noplt_attribute_p): Check both TARGET_64BIT and
10330 HAVE_AS_IX86_GOT32X before returning false.
10331 (ix86_output_call_insn): Generate "%!jmp/call\t*%p0@GOT" in
10332 32-bit mode if ix86_nopic_noplt_attribute_p returns true.
10334 2016-06-23 Eric Botcazou <ebotcazou@adacore.com>
10336 * tree-inline.c (remap_decl): Preserve DECL_ORIGINAL_TYPE invariant.
10338 2016-06-23 Andi Kleen <ak@linux.intel.com>
10340 * Makefile.in: Regenerate.
10341 * doc/install.texi: Document autoprofiledbootstrap.
10343 2016-06-23 Andi Kleen <ak@linux.intel.com>
10345 * config/i386/gcc-auto-profile: New file.
10347 2016-06-23 Martin Liska <mliska@suse.cz>
10349 PR middle-end/71619
10350 * predict.c (predict_loops): Revert the hunk that was removed
10353 2016-06-23 Jakub Sejdak <jakub.sejdak@phoesys.com>
10355 * config.gcc: Add support for arm*-*-phoenix* targets.
10356 * config/arm/t-phoenix: New.
10357 * config/phoenix.h: New.
10359 2016-06-23 Uros Bizjak <ubizjak@gmail.com>
10360 H.J. Lu <hongjiu.lu@intel.com>
10363 * config/i386/i386-protos.h (ix86_force_load_from_GOT_p): New.
10364 * config/i386/i386.c (ix86_force_load_from_GOT_p): New function.
10365 (ix86_legitimate_constant_p): Do not allow UNSPEC_GOTPCREL if
10366 ix86_force_load_from_GOT_p returns true.
10367 (ix86_legitimate_address_p): Allow UNSPEC_GOTPCREL if
10368 ix86_force_load_from_GOT_p returns true.
10369 (ix86_print_operand_address_as): Support UNSPEC_GOTPCREL if
10370 ix86_force_load_from_GOT_p returns true.
10371 (ix86_expand_move): Load the external function address via the
10372 GOT slot if ix86_force_load_from_GOT_p returns true.
10373 * config/i386/predicates.md (x86_64_immediate_operand): Return
10374 false for SYMBOL_REFs where ix86_force_load_from_GOT_p returns true.
10375 (x86_64_zext_immediate_operand): Ditto.
10377 2016-06-22 Uros Bizjak <ubizjak@gmail.com>
10379 * config/i386/i386.c (ix86_expand_move): Simplify SYMBOL_REF handling.
10381 2016-06-22 David Malcolm <dmalcolm@redhat.com>
10384 * diagnostic-core.h (pedwarn_at_rich_loc): New prototype.
10385 * diagnostic.c (pedwarn_at_rich_loc): New function.
10386 * spellcheck.h (best_match::best_match): Add a
10387 "best_distance_so_far" optional parameter.
10388 (best_match::set_best_so_far): New method.
10389 (best_match::get_best_distance): New accessor.
10390 (best_match::get_best_candidate_length): New accessor.
10392 2016-06-22 Nick Clifton <nickc@redhat.com>
10394 * dwarf2out.c (scompare_loc_descriptor): Use SCALAR_INT_MODE_P() in
10395 place of GET_MODE_CLASS() == MODE_INT, so that partial integer
10396 modes are accepted as well.
10397 (ucompare_loc_descriptor): Likewise.
10398 (minmax_loc_descriptor): Likewise.
10399 (clz_loc_descriptor): Likewise.
10400 (popcount_loc_descriptor): Likewise.
10401 (bswap_loc_descriptor): Likewise.
10402 (rotate_loc_descriptor): Likewise.
10403 (mem_loc_descriptor): Likewise.
10404 (loc_descriptor): Likewise.
10406 2016-06-22 David Malcolm <dmalcolm@redhat.com>
10408 * common.opt (fdiagnostics-parseable-fixits): New option.
10409 * diagnostic.c: Include "selftest.h".
10410 (print_escaped_string): New function.
10411 (print_parseable_fixits): New function.
10412 (diagnostic_report_diagnostic): Call print_parseable_fixits.
10413 (selftest::assert_print_escaped_string): New function.
10414 (ASSERT_PRINT_ESCAPED_STRING_STREQ): New macro.
10415 (selftest::test_print_escaped_string): New function.
10416 (selftest::test_print_parseable_fixits_none): New function.
10417 (selftest::test_print_parseable_fixits_insert): New function.
10418 (selftest::test_print_parseable_fixits_remove): New function.
10419 (selftest::test_print_parseable_fixits_replace): New function.
10420 (selftest::diagnostic_c_tests): New function.
10421 * diagnostic.h (struct diagnostic_context): Add field
10422 "parseable_fixits_p".
10423 * doc/invoke.texi (Diagnostic Message Formatting Options): Add
10424 -fdiagnostics-parseable-fixits.
10425 (-fdiagnostics-parseable-fixits): New option.
10426 * opts.c (common_handle_option): Handle
10427 -fdiagnostics-parseable-fixits.
10428 * selftest-run-tests.c (selftest::run_tests): Call
10429 selftest::diagnostic_c_tests.
10430 * selftest.h (selftest::diagnostic_c_tests): New prototype.
10432 2016-06-22 Ilya Enkovich <ilya.enkovich@intel.com>
10434 PR tree-optimization/71488
10435 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Support
10436 comparison of boolean vectors.
10437 * tree-vect-stmts.c (vectorizable_comparison): Vectorize comparison
10438 of boolean vectors using bitwise operations.
10440 2016-06-22 Andreas Schwab <schwab@suse.de>
10442 * config/aarch64/aarch64-protos.h (aarch64_elf_asm_named_section):
10443 Remove declaration.
10445 2016-06-22 Eric Botcazou <ebotcazou@adacore.com>
10447 * function.c (assign_parm_setup_reg): Prevent sharing in another case.
10449 2016-06-22 Bernd Edlinger <bernd.edlinger@hotmail.de>
10451 * config/i386/i386.c (print_reg): Emit an error message on attempt to
10454 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10456 * config/arm/arm.c (arm_cortex_a73_tune): New struct.
10457 * config/arm/arm-cores.def (cortex-a73): New entry.
10458 (cortex-a73.cortex-a35): Likewise.
10459 (cortex-a73.cortex-a53): Likewise.
10460 * config/arm/arm-tables.opt: Regenerate.
10461 * config/arm/arm-tune.md: Likewise.
10462 * config/arm/bpabi.h (BE8_LINK_SPEC): Handle mcpu=cortex-a73,
10463 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
10464 * config/arm/t-aprofile: Handle mcpu=cortex-a73,
10465 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
10466 * doc/invoke.texi (ARM Options): Document cortex-a73,
10467 cortex-a73.cortex-a35 and cortex-a73.cortex-a53.
10469 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10471 * config/aarch64/aarch64.c (cortexa73_tunings): New struct.
10472 * config/aarch64/aarch64-cores.def (cortex-a73): New entry.
10473 (cortex-a73.cortex-a35): Likewise.
10474 (cortex-a73.cortex-a53): Likewise.
10475 * config/aarch64/aarch64-tune.md: Regenerate.
10476 * doc/invoke.texi (AArch64 Options): Document cortex-a73,
10477 cortex-a73.cortex-a35 and cortex-a73.cortex-a53 arguments to
10480 2016-06-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10482 * configure.ac (gcc_cv_as_compress_debug): Remove
10483 --compress-debug-sections as extra as switch.
10484 Handle gas --compress-debug-sections=type.
10485 (gcc_cv_ld_compess_debug): Remove bogus ld_date check.
10486 Handle gld --compress-debug-sections=type.
10487 * configure: Regenerate.
10489 2016-06-21 Andrew Burgess <andrew.burgess@embecosm.com>
10491 * bb-reorder.c (pass_partition_blocks::gate): Update comment.
10493 2016-06-21 John David Anglin <danglin@gcc.gnu.org>
10495 * gcov-tool.c (profile_rewrite): Use int64_t instead of long long.
10496 (do_rewrite): likewise.
10498 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10500 * common/config/mep/mep-common.c: Remove.
10501 * config.gcc: Remove mep-* support.
10502 * config/mep/constraints.md: Remove.
10503 * config/mep/default.h: Remove.
10504 * config/mep/intrinsics.h: Remove.
10505 * config/mep/intrinsics.md: Remove.
10506 * config/mep/ivc2-template.h: Remove.
10507 * config/mep/mep-c5.cpu: Remove.
10508 * config/mep/mep-core.cpu: Remove.
10509 * config/mep/mep-default.cpu: Remove.
10510 * config/mep/mep-ext-cop.cpu: Remove.
10511 * config/mep/mep-intrin.h: Remove.
10512 * config/mep/mep-ivc2.cpu: Remove.
10513 * config/mep/mep-pragma.c: Remove.
10514 * config/mep/mep-protos.h: Remove.
10515 * config/mep/mep.c: Remove.
10516 * config/mep/mep.cpu: Remove.
10517 * config/mep/mep.h: Remove.
10518 * config/mep/mep.md: Remove.
10519 * config/mep/mep.opt: Remove.
10520 * config/mep/predicates.md: Remove.
10521 * config/mep/t-mep: Remove.
10522 * doc/install.texi: Remove mep-* documentation.
10523 * doc/md.texi: Likewise.
10525 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10527 * config.gcc: Remove support for avr-rtems.
10528 * config/avr/gen-avr-mmcu-specs.c: Likewise.
10529 * config/avr/rtems.h: Remove.
10530 * config/avr/t-rtems: Remove.
10532 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10534 * config.gcc: Remove m32r-rtems support.
10535 * config/m32r/rtems.h: Remove.
10537 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10539 * config.gcc: Remove h8300-rtems support.
10540 * config/h8300/rtems.h: Remove.
10541 * config/h8300/t-rtems: Remove.
10543 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10545 * config.gcc: Remove support for knetbsd.
10546 * configure.ac: Likewise.
10547 * config/i386/knetbsd-gnu.h: Remove. * config/i386/knetbsd-gnu64.h: Remove.
10548 * config/knetbsd-gnu.h: Remove.
10549 * configure: Regenerate.
10551 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10553 * config.gcc: Remove support for openbsd 2 and 3.
10554 * config/openbsd-oldgas.h: Remove.
10556 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
10558 * config.gcc: Remove interix support.
10559 * config/i386/i386-interix.h: Remove.
10560 * config/i386/interix.opt: Remove.
10561 * config/i386/t-interix: Remove.
10562 * configure: Regenerate.
10563 * configure.ac: Remove interix support.
10564 * doc/install.texi: Remove interix documentation.
10566 2016-06-21 Kelvin Nilsen <kelvin@gcc.gnu.org>
10568 * config/rs6000/rs6000.h: Add conditional preprocessing directives
10569 to disable Power9-specific compiler features if HAVE_AS_POWER9 is
10572 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
10574 * tree.c (verify_type_variant): Skip TYPE_SIZE and TYPE_SIZE_UNIT if
10575 they are both PLACEHOLDER_EXPRs.
10577 2016-06-21 Michael Meissner <meissner@linux.vnet.ibm.com>
10579 * stor-layout.c (layout_type): Move setting complex MODE to
10580 layout_type, instead of setting it ahead of time by the caller.
10581 * tree.c (build_complex_type): Likewise.
10583 2016-06-21 Martin Liska <mliska@suse.cz>
10585 * predict.c (force_edge_cold): Replace imposisble with
10588 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
10590 * config/i386/i386.c (ix86_emit_swsqrtsf): Emit vrsqrt28ps.
10591 * config/i386/sse.md (define_expand "rsqrtv16sf2"): New.
10593 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
10595 * config/i386/i386.c (ix86_emit_swdivsf): Emit vrcp28ps.
10597 2016-06-21 H.J. Lu <hongjiu.lu@intel.com>
10598 Ilya Enkovich <ilya.enkovich@intel.com>
10601 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
10602 New member function to convert V1TImode register to SUBREG
10603 TImode in debug insn.
10604 (timode_scalar_chain::convert_insn): Call fix_debug_reg_uses
10605 after changing register mode to V1TImode.
10607 2016-06-21 Virendra Pathak <virendra.pathak@broadcom.com>
10609 * config/aarch64/aarch64-cores.def (vulcan): New core.
10610 * config/aarch64/aarch64-tune.md: Regenerate.
10611 * doc/invoke.texi: Document vulcan as an available option.
10613 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
10615 * cse.c (canon_asm_operands): New function extracted from...
10616 (canonicalize_insn): ...here. Call it to canonicalize an ASM_OPERANDS
10617 either standalone or member of a PARALLEL.
10619 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
10622 * config/avr/gen-avr-mmcu-specs.c (print_mcu):
10623 [*link_data_start]: Wrap -Tdata into %{!Tdata:...}.
10624 [*link_text_start]: Wrap -Ttext into %{!Ttext:...}.
10626 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
10629 * config/avr/avr.md (movqi): Only handle loading subreg:qi of
10630 constant addresses if can_create_pseudo_p.
10632 2016-06-21 Jakub Jelinek <jakub@redhat.com>
10634 PR tree-optimization/71588
10635 * tree-ssa-strlen.c (valid_builtin_call): New function.
10636 (adjust_last_stmt, handle_builtin_memset, strlen_optimize_stmt): Use
10639 2016-06-20 Jakub Jelinek <jakub@redhat.com>
10641 PR middle-end/71581
10642 * tree-ssa-uninit.c (warn_uninit): If EXPR and VAR are NULL,
10643 see if T isn't anonymous SSA_NAME with COMPLEX_EXPR created
10644 for conversion of scalar user var to complex type and use the
10645 underlying SSA_NAME_VAR in that case. If EXPR is still NULL,
10648 PR rtl-optimization/71591
10649 * toplev.c (toplev::run_self_tests): If no_backend, complain and
10650 don't run any tests.
10652 2016-06-20 Hans-Peter Nilsson <hp@axis.com>
10655 * config/cris/cris.c (cris_asm_output_mi_thunk): Add missing "ba"
10656 delay-slot "nop" for PIC with CRIS v32. Also add missing leading
10657 space for PIC with non-v32 and the common non-PIC "jump".
10659 2016-06-20 Jakub Jelinek <jakub@redhat.com>
10662 * config/i386/i386.c (ix86_fp_cmp_code_to_pcmp_immediate): Fix up
10663 returned values and add UN*/LTGT/*ORDERED cases with values matching
10664 D operand modifier on vcmp for AVX.
10666 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
10668 * config/aarch64/aarch64.opt
10669 (mpc-relative-literal-loads): Rename internal option name.
10670 * config/aarch64/aarch64.c
10671 (aarch64_nopcrelative_literal_loads): Rename to
10672 aarch64_pcrelative_literal_loads.
10673 (aarch64_expand_mov_immediate): Likewise.
10674 (aarch64_secondary_reload): Likewise.
10675 (aarch64_can_use_per_function_literal_pools_p): Likewise.
10676 (aarch64_override_options_after_change_1): Rename and simplify logic.
10677 (aarch64_classify_symbol): Merge large model checks into switch,
10678 remove pc-relative load check.
10680 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
10682 * config/arm/aarch-cost-tables.h (cortexa53_extra_costs): Make FP
10683 costs relative to the cost of a register move.
10685 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
10687 * config/aarch64/arm_neon.h (vcvt_n_f64_s64): New.
10688 (vcvt_n_f64_u64): Likewise.
10689 (vcvt_n_s64_f64): Likewise.
10690 (vcvt_n_u64_f64): Likewise.
10691 (vcvt_f64_s64): Likewise.
10692 (vrecpe_f64): Likewise.
10693 (vcvt_f64_u64): Likewise.
10694 (vrecps_f64): Likewise.
10696 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
10698 * config/aarch64/aarch64.md
10699 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3): Add attributes to
10701 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>3): Likewise. Correct
10703 * config/aarch64/aarch64-builtins.c
10704 (aarch64_types_binop_uss_qualifiers): Delete.
10705 (TYPES_BINOP_USS): Likewise.
10706 (aarch64_types_binop_sus_qualifiers): Likewise.
10707 (TYPES_BINOP_SUS): Likewise.
10708 (aarch64_types_fcvt_from_unsigned_qualifiers): New.
10709 (TYPES_FCVTIMM_SUS): Likewise.
10710 * config/aarch64/aarch64-simd-builtins.def (scvtf): Use SHIFTIMM
10712 (ucvtf): Use FCVTIMM_SUS rather than BINOP_SUS.
10713 (fcvtzs): Use SHIFTIMM rather than BINOP.
10714 (fcvtzu): Use SHIFTIMM_USS rather than BINOP_USS.
10716 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
10718 * config/arm/aarch-cost-tables.h (cortexa57_extra_costs): Make FP
10719 costs relative to the cost of a register move.
10721 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
10723 * config/aarch64/aarch64.c (aarch64_modes_tieable_p):
10724 Allow scalar/single vector modes to be tieable.
10726 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
10728 * config/arm/cortex-a57.md (cortex_a57_fp_cpys): Add fcsel.
10730 2016-06-20 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10732 * params.def (PARAM_ALIGN_LOOP_ITERATIONS): Use "alignment" instead of
10734 * tree.h (TYPE_ALIGN): Likewise.
10736 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
10739 * config/avr/avr.md (movqi): Handle loading subreg:qi (const).
10741 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
10743 * config/avr/avr.c (avr_print_operand): Fix "format not a string
10744 literal" build warnings.
10745 (avr_print_operand_address): Dito.
10747 2016-06-19 David Edelsohn <dje.gcc@gmail.com>
10750 * config/rs6000/aix51.h (TARGET_EXTRA_BUILTINS): Define as 0.
10751 * config/rs6000/aix43.h (TARGET_EXTRA_BUILTINS): Same.
10753 2016-06-18 John David Anglin <danglin@gcc.gnu.org>
10755 * config/pa/pa.h (TARGET_LONG_PIC_PCREL_CALL): Remove.
10757 2016-06-18 Eric Botcazou <ebotcazou@adacore.com>
10760 * reload1.c (reload): Pass 0 to finish_spills when called because
10761 update_eliminables_and_spill returns true and remove did_spill.
10762 (finish_spills): Adjust comment and document GLOBAL parameter.
10764 2016-06-17 DJ Delorie <dj@redhat.com>
10767 * config/rl78/rl78-expand.c (umulqihi3): Enable for G10.
10768 * config/rl78/rl78-virtual.c (umulhi3_shift_virt): Likewise.
10769 (umulqihi3_virt): Likewise.
10770 * config/rl78/rl78-real.c (umulhi3_shift_real): Likewise.
10771 (umulqihi3_real): Likewise.
10773 2016-06-17 Martin Liska <mliska@suse.cz>
10775 * tree-ssa-reassoc.c (transform_add_to_multiply): Use auto_vec.
10777 2016-06-17 Martin Liska <mliska@suse.cz>
10779 * predict.def: PRED_LOOP_EXIT from 92 to 85.
10781 2016-06-17 James Greenhalgh <james.greenhalgh@arm.com>
10783 * config/arm/arm_neon.h (vadd_f32): replace __FAST_MATH with
10785 (vaddq_f32): Likewise.
10786 (vmul_f32): Likewise.
10787 (vmulq_f32): Likewise.
10788 (vsub_f32): Likewise.
10789 (vsubq_f32): Likewise.
10791 2016-06-17 Bin Cheng <bin.cheng@arm.com>
10793 PR tree-optimization/71347
10794 * tree-ssa-loop-ivopts.c (determine_group_iv_cost_address): Compute
10795 cost for all uses in group.
10797 2016-06-17 Bin Cheng <bin.cheng@arm.com>
10799 * tree-vect-loop.c (vect_create_epilog_for_reduction): Only
10800 insert gimple seq if it's not empty.
10802 2016-06-17 Bin Cheng <bin.cheng@arm.com>
10804 * tree-vectorizer.h (struct dr_with_seg_len): Remove class
10806 * tree-vect-data-refs.c (operator ==): Handle DR_OFFSET directly,
10807 rather than OFFSET.
10808 (comp_dr_with_seg_len_pair): Ditto.
10809 (vect_prune_runtime_alias_test_list): Ditto. Also Canonicalize
10810 struct dr_with_seg_len_pair against DR_OFFSET.
10811 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks): Handle
10812 DR_OFFSET directly.
10814 2016-06-17 Szabolcs Nagy <szabolcs.nagy@arm.com>
10816 * config/aarch64/geniterators.sh: Handle parenthesised conditions.
10818 2016-06-16 John David Anglin <danglin@gcc.gnu.org>
10820 * config/pa/pa.c (pa_output_pic_pcrel_sequence): New.
10821 (pa_output_lbranch): Use pa_output_pic_pcrel_sequence.
10822 (pa_output_millicode_call): Likewise.
10823 (pa_output_call): Likewise.
10824 (pa_output_indirect_call): Likewise.
10825 (pa_asm_output_mi_thunk): Likewise.
10827 2016-06-16 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
10829 * doc/invoke.texi (x86 Options): Fix -mno-fp-ret-in-387 typo.
10831 2016-06-16 Martin Liska <mliska@suse.cz>
10833 * predict.c (combine_predictions_for_insn): When we find a first
10834 match predictor, we should consider just predictors with
10835 PRED_FLAG_FIRST_MATCH. Print either first match (if any) or
10836 DS theory predictor.
10837 (combine_predictions_for_bb): Likewise.
10839 2016-06-16 Jakub Jelinek <jakub@redhat.com>
10841 * gimplify.c (gimplify_scan_omp_clauses): Handle COMPONENT_REFs
10842 with base of reference to struct.
10844 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
10846 * doc/invoke.texi (x86 Options): Document -m80387 and -mhard-float.
10848 2016-06-16 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
10851 * config/avr/avr.c (avr_asm_init_sections): Remove setup of
10852 progmem_swtable_section.
10853 (progmem_swtable_section): Remove.
10854 (avr_asm_function_rodata_section): Remove.
10855 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
10856 * config/avr/avr.h (JUMP_TABLES_IN_TEXT_SECTION: Define to 1.
10858 2016-06-16 Jocelyn Mayer <l_indien@magic.fr>
10860 * config/i386/driver-i386.c (host_detect_local_cpu): Set
10861 PROCESSOR_K8 for signature_CENTAUR_ebx with has_longmode.
10862 <case PROCESSOR_K8>: Pass nano-3000, nano, eden-x2 or k8 for
10863 signature_CENTAUR_ebx.
10864 * config/i386/i386.c (ix86_option_override_internal): Add
10865 definitions for VIA c7, samuel-2, nehemiah, esther, eden-x2, eden-x4,
10866 nano, nano-1000, nano-2000, nano-3000, nano-x2 and nano-x4.
10867 * doc/invoke.texi (x86 Options): Document new VIA -march entries.
10869 2016-06-16 Martin Liska <mliska@suse.cz>
10871 * predict.def: Add fortran loop preheader predictor.
10872 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Properly
10873 fold IFN_BUILTIN_EXPECT with a known constant argument.
10875 2016-06-16 Martin Liska <mliska@suse.cz>
10877 * predict.def: Add 'Fortran' to display text of all
10878 PRED_FORTRAN_* predictors.
10880 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
10883 * config/ia64/ia64.c (enum ia64_builtins) [IA64_BUILTIN_NANQ]: New.
10884 [IA64_BUILTIN_NANSQ]: Ditto.
10885 (ia64_fold_builtin): New function.
10886 (TARGET_FOLD_BUILTIN): New define.
10887 (ia64_init_builtins) Declare const_string_type node.
10888 Add __builtin_nanq and __builtin_nansq builtin functions.
10889 (ia64_expand_builtin): Handle IA64_BUILTIN_NANQ and IA64_BUILTIN_NANSQ.
10891 2016-06-16 Nick Clifton <nickc@redhat.com>
10893 * config/msp430/msp430-opts.h (msp430_hwmult_types): Add
10894 MSP430_HWMULT_ prefix to enum values.
10895 (msp430_regions): Add MSP430_REGION_ prefix to enum values.
10896 * config/msp430/msp430.c: Update use of enum values.
10897 * config/msp430/msp430.md: Likewise.
10898 * config/msp430/msp430.opt: Likewise.
10900 2016-06-16 Jan Hubicka <hubicka@ucw.cz>
10902 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Fix estimation
10903 of comparsions in the last iteration.
10905 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
10906 Joern Rennecke <joern.rennecke@embecosm.com>
10908 * config/arc/arc.c (arc_print_operand_address): Handle pc-relative
10910 (arc_needs_pcl_p): Add GOTOFFPC.
10911 (arc_legitimate_pic_addr_p): Likewise.
10912 (arc_output_pic_addr_const): Likewise.
10913 (arc_legitimize_pic_address): Generate a pc-relative address using
10915 (arc_output_libcall): Use @pcl syntax.
10916 (arc_delegitimize_address_0): Delegitimize ARC_UNSPEC_GOTOFFPC.
10917 * config/arc/arc.md ("unspec"): Add ARC_UNSPEC_GOTOFFPC.
10918 (*movsi_insn): Use @pcl syntax.
10919 (doloop_begin_i): Likewise.
10921 2016-06-16 Martin Liska <mliska@suse.cz>
10923 * predict.def: Define a new predictor.
10925 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
10927 * config/arc/arc.opt (mtp-regno): Update text.
10929 2016-06-16 Renlin Li <renlin.li@arm.com>
10931 * config/aarch64/aarch64.c (aarch64_legitimize_address): Fix a typo.
10933 2016-06-16 Jakub Jelinek <jakub@redhat.com>
10936 * config/i386/i386.md (setcc + movzbl peephole2): Use reg_set_p.
10937 (setcc + and peephole2): Likewise.
10939 PR rtl-optimization/71532
10940 * cse.c (cse_insn): For const/pure calls, invalidate argument passing
10943 2016-06-15 Michael Meissner <meissner@linux.vnet.ibm.com>
10945 * config/rs6000/vsx.md (VSINT_84): Add DImode to enable loading
10946 DImode constants with XXSPLTIB in vector registers.
10947 (vsx_extract_<mode>, V2DImode/V2DFmode): Combine both
10948 vsx_extract_<mode>_internal{1,2} into a single insn that handles
10949 direct move (both ISA 2.07 and ISA 3.0 versions), and optimizes
10950 extraction of the element at the top of the register as a scalar
10952 (vsx_extract_<mode>_internal1): Likewise.
10953 (vsx_extract_<mode>_internal2): Likewise.
10954 * config/rs6000/constraints.md (wi constraint): Remove a comment
10955 about DImode not being allowed in Altivec registers.
10956 (wB constraint): New constraint for constants that can be
10957 generated in Altivec registers with VSPLTISW/VUPKHSW.
10958 * config/rs6000/predicates.md (xxspltib_constant_split): Update
10960 (xxspltib_constant_nosplit): Likewise.
10961 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Add
10962 support for -mupper-regs-di to enable DImode to go into Altivec
10964 (POWERPC_MASKS): Likewise.
10965 (power7 cpu): Likewise.
10966 * config/rs6000/rs6000.opt (-mupper-regs-di): Likewise.
10967 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Add support
10968 for DImode being allowed in Altivec registers. Update wi/wj
10969 constraints. Set scalar_in_vmx_p flag.
10970 (rs6000_option_override_internal): Add checks for -mupper-regs-di.
10971 (xxspltib_constant_p): Allow CONST_INT's with VOIDmode. Don't
10972 return true if we could use VSPLTISW/VUPKHSW instead of XXSPLTIB.
10973 (rs6000_opt_masks): Add -mupper-regs-di.
10974 * config/rs6000/rs6000.md (lfiwax): Update clobbers that don't use
10975 direct move to use wi and not wj.
10976 (lfiwzx): Likewise.
10977 (floatsi<mode>2_lfiwax_mem): Combine alternatives into a single
10979 (floatunssi<mode>2_lfiwzx_mem): Likewise.
10980 (fix_trunc<mode>di2_fctidz): Change second alternative to allow
10981 any VSX register, instead of just Altivec registers, to allow
10982 either operand to be an Altivec register or both.
10983 (fixuns_trunc<mode>di2_fctiduz): Likewise.
10984 (movdi_internal32): Add support for -mupper-regs-di. Add support
10985 to load constants via XXSPLTIB or VSPLTISW. Add spacing to allow
10986 the alternatives and attributes to be lined up to be easier to
10988 (movdi_internal64): Likewise.
10989 (64-bit DImode splitters): Change predicates to only split loading
10990 up GPR registers. Add splits for using XXSPLTIB or VSPLTISW to
10991 load constants in ISA 3.0 or ISA 2.07 respectively.
10992 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
10993 -mupper-regs-di. Update -mupper-regs-df and -mupper-regs-sf to
10994 mention -mcpu=power9 sets these options.
10995 * doc/md.texi (PowerPC and IBM RS6000 constraints): Document the
10998 2016-06-15 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
11001 * config/avr/avr.c (avr_set_current_function): Warn misspelled
11002 interrupt/ signal handler if -Wmisspelled-isr flag is enabled.
11003 * config/avr/avr.opt (Wmisspelled-isr): New warning flag. Enabled
11004 by default to warn misspelled interrupt/ signal handler.
11005 * doc/invoke.texi (AVR Options): Document it. Update description
11006 for -nodevicelib option.
11008 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11010 * config/aarch64/aarch64-simd.md (aarch64_<sur>shll_n<mode>): Clean
11011 up parentheses. Use GET_MODE_UNIT_BITSIZE.
11012 (aarch64_<sur>shll2_n<mode>): Likewise.
11014 2016-06-15 Ilya Enkovich <ilya.enkovich@intel.com>
11016 PR middle-end/71529
11017 * ipa-chkp.c (chkp_build_instrumented_fndecl): Fix
11018 DECL_CONTEXT for copied arguments.
11020 2016-06-15 Alan Hayward <alan.hayward@arm.com>
11022 PR tree-optimization/71483
11023 * tree-vect-loop.c (vectorizable_live_operation): Pick correct index
11026 2016-06-15 Martin Liska <mliska@suse.cz>
11028 * predict.c (tree_predict_by_opcode): Call predict_edge_def
11029 instead of predict_edge w/o a probability.
11031 2016-06-15 Alan Hayward <alan.hayward@arm.com>
11033 PR tree-optimization/71439
11034 * tree-vect-loop.c (vect_analyze_loop_operations): Additional check for
11037 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11039 * ifcvt.c (bb_ok_for_noce_multiple_sets): Allow simple lowpart
11040 register subregs in SET_SRC.
11042 2016-06-15 Richard Biener <rguenther@suse.de>
11044 * tree-vect-stmts.c (vectorizable_store): Remove strided grouped
11045 store restrictions.
11047 2016-06-15 Richard Biener <rguenther@suse.de>
11049 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence): Do
11050 not consider dependences between accesses that belong to the
11052 (vect_analyze_data_ref_dependences): Do not analyze read-read
11053 or self-dependences.
11055 2016-06-14 David Malcolm <dmalcolm@redhat.com>
11057 * spellcheck-tree.c: Include spellcheck-tree.h rather than
11059 (find_closest_identifier): Reimplement in terms of
11060 best_match<tree,tree>.
11061 * spellcheck-tree.h: New file.
11062 * spellcheck.c (struct edit_distance_traits<const char *>): New
11064 (find_closest_string): Reimplement in terms of
11065 best_match<const char *, const char *>.
11066 * spellcheck.h (levenshtein_distance): Move prototype of tree-based
11067 overload to spellcheck-tree.h.
11068 (find_closest_identifier): Likewise.
11069 (struct edit_distance_traits<T>): New template.
11070 (class best_match): New class.
11072 2016-06-14 David Malcolm <dmalcolm@redhat.com>
11074 * selftest-run-tests.c (selftest::run_tests): Call
11075 selftest::spellcheck_tree_c_tests.
11076 * selftest.h (selftest::spellcheck_tree_c_tests): New decl.
11077 * spellcheck-tree.c: Include selftest.h and stringpool.h.
11078 (selftest::test_find_closest_identifier): New function.
11079 (selftest::spellcheck_tree_c_tests): New function.
11080 * spellcheck.c (selftest::test_find_closest_string): Verify that
11081 the order of the vec does not affect the results for this case.
11082 (selftest::test_data): New array.
11083 (selftest::test_metric_conditions): New function.
11084 (selftest::spellcheck_c_tests): Add a test of case-comparison.
11085 Call selftest::test_metric_conditions.
11087 2016-06-14 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11089 * config/rs6000/rs6000-builtin.def (commentary): Typo.
11090 (BU_P9_MISC_1): Likewise.
11091 (BU_P9_64BIT_MISC_0): Likewise.
11092 (BU_P9_MISC_0): Likewise.
11094 2016-06-14 David Malcolm <dmalcolm@redhat.com>
11096 * gcc-rich-location.c
11097 (gcc_rich_location::add_fixit_misspelled_id): New method.
11098 * gcc-rich-location.h
11099 (gcc_rich_location::add_fixit_misspelled_id): Add decl.
11101 2016-06-14 Andreas Tobler <andreast@gcc.gnu.org>
11103 * config/arm/freebsd.h: Only enable unaligned access for armv6 on
11104 FreeBSD 11 and above.
11106 2016-06-14 Uros Bizjak <ubizjak@gmail.com>
11108 * config/i386/i386.md (signbittf2): Emit sse_movmskps for TARGET_SSE.
11110 2016-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11112 * expmed.h: Close parenthesis in "at your option" in copyright
11114 * lower-subreg.h: Likewise.
11116 2016-06-14 Richard Biener <rguenther@suse.de>
11118 PR middle-end/71526
11119 * genmatch.c (expr::gen_transform): Use in_type for comparisons
11122 2015-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11124 * config/aarch64/aarch64.c (aarch64_mask_and_shift_for_ubfiz_p):
11126 (aarch64_rtx_costs): Use it. Rewrite CONST_INT_P (op1) case to handle
11127 mask+shift version.
11128 * config/aarch64/aarch64-protos.h (aarch64_mask_and_shift_for_ubfiz_p):
11130 * config/aarch64/aarch64.md (*andim_ashift<mode>_bfiz): Replace
11131 matching condition with aarch64_mask_and_shift_for_ubfiz_p.
11133 2016-06-14 Richard Biener <rguenther@suse.de>
11135 PR tree-optimization/71522
11136 * tree-ssa.c (non_rewritable_lvalue_p): Do not rewrite non-float
11137 copying into float copying.
11139 2016-06-14 Jakub Jelinek <jakub@redhat.com>
11141 PR tree-optimization/71520
11142 * tree-ssa-tail-merge.c (find_duplicate): Handle labels.
11143 (replace_block_by): Move user labels from bb1 to bb2.
11145 2016-06-14 Richard Biener <rguenther@suse.de>
11147 PR middle-end/71310
11149 * expr.h (get_bit_range): Declare.
11150 * expr.c (get_bit_range): Export.
11151 * fold-const.c (optimize_bit_field_compare): Use get_bit_range and
11152 word_mode again to constrain the bitfield access.
11154 2016-06-14 Richard Biener <rguenther@suse.de>
11156 PR tree-optimization/71521
11157 * tree-vrp.c (extract_range_from_binary_expr_1): Guard
11158 division int_const_binop against zero divisor.
11160 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
11162 * config/i386/i386.md (signbittf2): New expander.
11163 * config/i386/sse.md (ptesttf2): New insn pattern.
11165 2016-06-13 David Malcolm <dmalcolm@redhat.com>
11168 * input.c (selftest::test_reading_source_line): Avoid reading from
11169 __FILE__ by creating a tempfile with known content and reading
11172 2016-06-13 David Malcolm <dmalcolm@redhat.com>
11174 * pretty-print.c (assert_pp_format_colored): Skip the test if
11176 (test_pp_format): Remove comment about GCC_COLORS.
11178 2016-06-13 David Malcolm <dmalcolm@redhat.com>
11180 * input.c (test_reading_source_line): Use SELFTEST_LOCATION.
11181 * pretty-print.c (assert_pp_format_va): Add location param and use
11182 it with ASSERT_STREQ_AT.
11183 (assert_pp_format): Add location param and pass it to
11184 assert_pp_format_va.
11185 (assert_pp_format_colored): Likewise.
11186 (ASSERT_PP_FORMAT_1): New.
11187 (ASSERT_PP_FORMAT_2): New.
11188 (ASSERT_PP_FORMAT_3): New.
11189 (test_pp_format): Provide SELFTEST_LOCATION throughout, either
11190 explicitly, or implicitly via the above macros.
11191 * selftest.c (selftest::pass): Use a selftest::location rather
11192 than file and line.
11193 (selftest::fail): Likewise. Print the function name.
11194 (selftest::fail_formatted): Likewise.
11195 (selftest::assert_streq): Use a selftest::location rather than
11197 * selftest.h (selftest::location): New struct.
11198 (SELFTEST_LOCATION): New macro.
11199 (selftest::pass): Accept a const location & rather than file
11201 (selftest::fail): Likewise.
11202 (selftest::fail_formatted): Likewise.
11203 (selftest::assert_streq): Likewise.
11204 (ASSERT_TRUE): Update for above changes, using SELFTEST_LOCATION.
11205 (ASSERT_FALSE): Likewise.
11206 (ASSERT_EQ): Likewise.
11207 (ASSERT_NE): Likewise.
11208 (ASSERT_STREQ): Likewise.
11209 (ASSERT_PRED1): Likewise.
11210 (ASSERT_STREQ_AT): New macro.
11212 2016-06-13 David Malcolm <dmalcolm@redhat.com>
11214 * selftest.c (selftest::fail_formatted): New function.
11215 (selftest::assert_streq): New function.
11216 * selftest.h (selftests::fail_formatted): New decl.
11217 (selftest::assert_streq): New decl.
11218 (ASSERT_STREQ): Reimplement in terms of selftest::assert_streq.
11220 2016-06-13 Jeff Law <law@redhat.com>
11222 PR tree-optimization/71403
11223 * tree-ssa-threadbackward.c
11224 (convert_and_register_jump_thread_path): No longer accept reference
11225 to path. Do not pop items off the path anymore.
11226 (fsm_find_control_statement_thread_paths): Do not allow threading
11227 to a deeper loop nest. Pop the last item off the path here rather
11228 than in convert_and_register_jump_thread_path.
11230 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
11231 Wilco Dijkstra <Wilco.Dijkstra@arm.com>
11233 [AArch64] Emit division using the Newton series
11235 * config/aarch64/aarch64-protos.h
11236 (cpu_approx_modes): Add new member "division".
11237 (aarch64_emit_approx_div): Declare new function.
11238 * config/aarch64/aarch64.c
11239 (generic_approx_modes): New member "division".
11240 (exynosm1_approx_modes): Likewise.
11241 (xgene1_approx_modes): Likewise.
11242 (aarch64_emit_approx_div): Define new function.
11243 * config/aarch64/aarch64.md ("div<mode>3"): New expansion.
11244 * config/aarch64/aarch64-simd.md ("div<mode>3"): Likewise.
11245 * config/aarch64/aarch64.opt (-mlow-precision-div): Add new option.
11246 * doc/invoke.texi (-mlow-precision-div): Describe new option.
11248 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
11249 Wilco Dijkstra <wilco.dijkstra@arm.com>
11251 [AArch64] Emit square root using the Newton series
11253 * config/aarch64/aarch64-protos.h
11254 (aarch64_emit_approx_rsqrt): Replace with new function
11255 "aarch64_emit_approx_sqrt".
11256 (cpu_approx_modes): New member "sqrt".
11257 * config/aarch64/aarch64.c
11258 (generic_approx_modes): New member "sqrt".
11259 (exynosm1_approx_modes): Likewise.
11260 (xgene1_approx_modes): Likewise.
11261 (aarch64_emit_approx_rsqrt): Replace with new function
11262 "aarch64_emit_approx_sqrt".
11263 (aarch64_override_options_after_change_1): Handle new option.
11264 * config/aarch64/aarch64-simd.md
11265 (rsqrt<mode>2): Use new function instead.
11266 (sqrt<mode>2): New expansion and insn definitions.
11267 * config/aarch64/aarch64.md: Likewise.
11268 * config/aarch64/aarch64.opt
11269 (mlow-precision-sqrt): Add new option description.
11270 * doc/invoke.texi (mlow-precision-sqrt): Likewise.
11272 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
11274 [AArch64] Add more choices for the reciprocal square root approximation
11276 Allow a target to prefer such operation depending on the operation mode.
11278 * config/aarch64/aarch64-protos.h
11279 (AARCH64_APPROX_MODE): New macro.
11280 (AARCH64_APPROX_{NONE,ALL}): Likewise.
11281 (cpu_approx_modes): New structure.
11282 (tune_params): New member "approx_modes".
11283 * config/aarch64/aarch64-tuning-flags.def
11284 (AARCH64_EXTRA_TUNE_APPROX_RSQRT): Remove macro.
11285 * config/aarch64/aarch64.c
11286 (generic_approx_modes): New core "cpu_approx_modes" structure.
11287 (exynosm1_approx_modes): Likewise.
11288 (xgene1_approx_modes): Likewise.
11289 (generic_tunings): New member "approx_modes".
11290 (cortexa35_tunings): Likewise.
11291 (cortexa53_tunings): Likewise.
11292 (cortexa57_tunings): Likewise.
11293 (cortexa72_tunings): Likewise.
11294 (exynosm1_tunings): Likewise.
11295 (thunderx_tunings): Likewise.
11296 (xgene1_tunings): Likewise.
11297 (use_rsqrt_p): New argument for the mode and use new member from
11299 (aarch64_builtin_reciprocal): Devise mode from builtin.
11300 (aarch64_optab_supported_p): New argument for the mode.
11301 * doc/invoke.texi (-mlow-precision-recip-sqrt): Reword description.
11303 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
11305 * config/rs6000/rs6000.h (RS6000_BTM_COMMON): Add the
11306 RS6000_BTM_MODULO flag into the set of flags that are considered
11307 to be part of the common configuration.
11309 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
11311 * config/rs6000/altivec.h (vec_absd): New macro for vector absolute
11312 difference unsigned.
11313 (vec_absdb): New macro for vector absolute difference unsigned
11315 (vec_absdh): New macro for vector absolute difference unsigned
11317 (vec_absdw): New macro for vector absolute difference unsigned word.
11318 * config/rs6000/altivec.md (UNSPEC_VADU): New value.
11319 (vadu<mode>3): New insn.
11320 (*p9_vadu<mode>3): New insn.
11321 * config/rs6000/rs6000-builtin.def (vadub): New built-in
11323 (vaduh): New built-in definition.
11324 (vaduw): New built-in definition.
11325 (vadu): New overloaded built-in definition.
11326 (vadub): New overloaded built-in definition.
11327 (vaduh): New overloaded built-in definition.
11328 (vaduw): New overloaded built-in definition.
11329 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
11330 overloaded vector absolute difference unsigned functions.
11331 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
11332 the ISA 3.0 vector absolute difference unsigned built-in functions.
11334 2016-06-13 Eric Botcazou <ebotcazou@adacore.com>
11336 * tree-ssa-sccvn.c (vn_reference_lookup_3): Use a uniform test and
11337 update shared_lookup_references only once after changing operands.
11339 2016-06-13 Thomas Schwinge <thomas@codesourcery.com>
11341 PR middle-end/71373
11342 * tree-nested.c (convert_nonlocal_omp_clauses)
11343 (convert_local_omp_clauses): Document missing OMP_CLAUSE_*.
11345 * tree-cfg.c (edge_to_cases_cleanup): Fix CASE_CHAIN typo.
11346 * tree.def (CASE_LABEL_EXPR): Likewise.
11348 2016-06-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
11351 * input.c (test_builtins): Fix an assertion.
11353 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
11355 * config/i386/i386.md (paritydi2): Use ix86_expand_setcc.
11356 (paritysi2): Ditto.
11358 (isinf<mode>2): Ditto.
11360 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
11362 * ggc-tests.c (test_finalization): Only test need_finalization_p
11363 for GCC_VERSION >= 4003.
11365 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11367 * config/s390/vecintrin.h: Fix file description in comment.
11369 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11371 * config/s390/s390-builtin-types.def: Change builtin type naming
11372 scheme to match builtin-types.def.
11374 2016-06-13 Marc Glisse <marc.glisse@inria.fr>
11376 * fold-const.c (optimize_minmax_comparison): Remove.
11377 (fold_comparison): Remove call to the above.
11378 * match.pd (MIN (X, Y) == X, MIN (X, 5) == 0, MIN (X, C1) < C2):
11379 New transformations.
11381 2016-06-13 Alan Hayward <alan.hayward@arm.com>
11383 PR tree-optimization/71416
11384 * tree-vect-loop.c (vectorizable_live_operation): Let worklist have
11387 2016-06-13 Martin Liska <mliska@suse.cz>
11389 * predict.c (enum predictor_reason): Prefix enum with REASON_.
11390 (combine_predictions_for_insn): Likewise.
11391 (prune_predictions_for_bb): Likewise.
11392 (combine_predictions_for_bb): Likewise.
11394 2016-06-13 Richard Biener <rguenther@suse.de>
11396 PR tree-optimization/71505
11397 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Make
11398 assert match comment.
11400 2016-06-13 Marek Polacek <polacek@redhat.com>
11402 PR middle-end/71476
11403 * gimplify.c (maybe_warn_switch_unreachable): Factored out of
11404 gimplify_switch_expr.
11405 (warn_switch_unreachable_r): New function.
11407 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11410 * config/s390/s390.c (s390_expand_builtin): Increase MAX_ARGS by
11413 2016-06-13 Richard Biener <rguenther@suse.de>
11415 PR middle-end/64516
11416 * fold-const.c (fold_unary_loc): Preserve alignment when
11417 folding a VIEW_CONVERT_EXPR into a MEM_REF.
11419 2016-06-13 Martin Liska <mliska@suse.cz>
11422 * toplev.c (process_options): Do not enable -fcheck-pointer-bounds
11423 w/ -fsanitize=bounds.
11425 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
11427 * config/i386/i386.c (ix86_init_builtins): Calculate
11428 FLOAT128_FTYPE_CONST_STRING function type only once.
11429 * doc/extend.texi (x86 Built-in Functions): Update text, __float128
11430 built-in functions are available for x86-32 and x86-64 targets.
11432 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
11435 * config/i386/i386.i386-builtin-types.def (CONST_STRING):
11436 New primitive type.
11437 (FLOAT128_FTYPE_CONST_STRING): New function type.
11438 * config/i386/i386.c (enum ix86_builtins) [IX86_BUILTIN_NANQ]: New.
11439 [IX86_BUILTIN_NANSQ]: Ditto.
11440 (ix86_fold_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
11441 (ix86_init_builtin_types): Declare const_string_type_node.
11442 (ix86_init_builtins): Add __builtin_nanq and __builtin_nansq
11444 (ix86_expand_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
11445 * doc/extend.texi (x86 Built-in Functions): Document
11446 __builtin_nanq and __builtin_nansq.
11448 2016-06-11 Jiong Wang <jiong.wang@arm.com>
11451 * config/arm/arm-protos.h (arm_attr_length_pop_multi): New declaration.
11452 * config/arm/arm.c (arm_attr_length_pop_multi): New function to return
11453 length for pop patterns.
11454 (arm_attr_length_push_multi): Update comments.
11455 * config/arm/arm.md (*load_multiple_with_writeback): Set "length"
11457 (*pop_multiple_with_writeback_and_return): Likewise.
11458 (*pop_multiple_with_return): Likewise.
11460 2016-06-11 Segher Boessenkool <segher@kernel.crashing.org>
11462 PR middle-end/71310
11463 * fold-const.c (optimize_bit_field_compare): Don't try to use
11464 word_mode unconditionally for reading the bit field, look at
11465 DECL_BIT_FIELD_REPRESENTATIVE instead.
11467 2016-06-11 Kugan Vivekanandarajah <kuganv@linaro.org>
11469 PR middle-end/71478
11470 * tree-ssa-reassoc.c (reassociate_bb): Remove (-1) from ops list for
11471 vector integer type.
11473 2016-06-10 Jakub Jelinek <jakub@redhat.com>
11475 PR middle-end/71494
11476 * tree-nested.c (convert_nonlocal_reference_stmt): For GIMPLE_GOTO
11477 without LABEL_DECL, set *handled_ops_p to false instead of true.
11479 2016-06-10 Martin Sebor <msebor@redhat.com>
11482 * builtin-attrs.def (ATTR_NOTHROW_NONNULL_LEAF_LIST): New macro.
11483 (ATTR_NOTHROW_NONNULL_TYPEGENERIC_LEAF): Same.
11484 * builtins.def (BUILT_IN_SADD_OVERFLOW, BUILT_IN_SADDL_OVERFLOW): Use
11486 (BUILT_IN_SADDLL_OVERFLOW, BUILT_IN_SSUB_OVERFLOW): Same.
11487 (BUILT_IN_SSUBL_OVERFLOW, BUILT_IN_SSUBLL_OVERFLOW): Same.
11488 (BUILT_IN_SMUL_OVERFLOW, BUILT_IN_SMULL_OVERFLOW): Same.
11489 (BUILT_IN_SMULLL_OVERFLOW, BUILT_IN_UADD_OVERFLOW): Same.
11490 (BUILT_IN_UADDL_OVERFLOW, BUILT_IN_UADDLL_OVERFLOW): Same.
11491 (BUILT_IN_USUB_OVERFLOW, BUILT_IN_USUBL_OVERFLOW): Same.
11492 (BUILT_IN_USUBLL_OVERFLOW, BUILT_IN_UMUL_OVERFLOW): Same.
11493 (BUILT_IN_UMULL_OVERFLOW, BUILT_IN_UMULLL_OVERFLOW): Same.
11495 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
11497 * config/arm/arm.h (pool_vector_label,
11498 return_used_this_function): Remove.
11500 2016-06-10 Jeff Law <law@redhat.com>
11502 PR tree-optimization/71335
11503 * tree-ssa-threadbackward.c (profitable_jump_thread_path): Filter out
11504 zero length paths here.
11505 (convert_and_register_jump_thread_path): Remove hacks related to
11506 duplicated blocks in the jump thread path.
11507 (fsm_find_control_statement_thread_paths): Avoid putting the same
11508 block on the thread path twice, but ensure the thread path is
11509 unchanged from the caller's point of view.
11511 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
11513 * predict.c (predict_loops): Remove PRED_LOOP_BRANCH.
11514 * predict.def (PRED_LOOP_BRANCH): Remove.
11516 2016-06-10 David Malcolm <dmalcolm@redhat.com>
11518 * Makefile.in (OBJS): Add ggc-tests.o.
11519 (GTFILES): Add ggc-tests.c.
11520 * ggc-tests.c: New file.
11521 * selftest-run-tests.c (selftest::run_tests): Call
11522 selftest::ggc_tests_c_tests.
11523 * selftest.h (selftest::ggc_tests_c_tests): New prototype.
11525 2016-06-10 Alexander Monakov <amonakov@ispras.ru>
11527 * match.pd (-1 / B < A): Use :c to avoid pattern duplication.
11529 2016-06-10 Maxim Ostapenko <m.ostapenko@samsung.com>
11532 * varasm.c (place_block_symbol): Adjust alignment for asan protected
11533 STRING_CSTs even if TREE_CONSTANT_POOL_ADDRESS_P.
11535 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
11537 * profile.c: Include cfgloop.h.
11538 (branch_prob): Compute estimated number of iterations.
11539 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Do not
11540 recompute estimate number of iterations from profile.
11542 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
11544 PR inline-asm/68843
11545 * reg-stack.c (check_asm_stack_operands): Explicit input arguments
11546 must be grouped on top of stack. Don't force early clobber
11547 on ordinary reg outputs.
11549 2016-06-10 Richard Biener <rguenther@suse.de>
11551 * targhooks.c (default_builtin_vectorization_cost): Adjust
11552 vec_construct cost.
11554 2016-06-10 Richard Biener <rguenther@suse.de>
11556 * gimple-fold.c (gimple_fold_builtin_memory_op): Make sure
11557 to fold the RHS to a constant if possible.
11559 2016-06-10 Thomas Schwinge <thomas@codesourcery.com>
11561 PR middle-end/71373
11562 * tree-nested.c (convert_nonlocal_omp_clauses)
11563 (convert_local_omp_clauses): Handle OMP_CLAUSE_ASYNC,
11564 OMP_CLAUSE_WAIT, OMP_CLAUSE_INDEPENDENT, OMP_CLAUSE_AUTO,
11565 OMP_CLAUSE__CACHE_, OMP_CLAUSE_TILE.
11567 * gimplify.c (gimplify_adjust_omp_clauses): Discard
11569 * omp-low.c (scan_sharing_clauses): Don't expect OMP_CLAUSE_TILE.
11571 * omp-low.c (scan_sharing_clauses): Don't expect
11572 OMP_CLAUSE__CACHE_.
11574 2016-06-10 Alan Hayward <alan.hayward@arm.com>
11576 PR tree-optimization/71407
11577 PR tree-optimization/71416
11578 * tree-vect-loop.c (vectorizable_live_operation): Use vectype for
11579 BIT_FIELD_REF type.
11581 2016-06-10 Richard Biener <rguenther@suse.de>
11583 PR middle-end/71477
11584 * cfgloop.c (alloc_loop): Initialize nb_iterations_likely_upper_bound.
11586 2016-06-09 Eric Botcazou <ebotcazou@adacore.com>
11588 * df-problems.c (df_note_bb_compute): Guard use of DF_INSN_INFO_GET.
11590 2016-06-09 Vladimir Makarov <vmakarov@redhat.com>
11591 Jiong Wang <jiong.wang@arm.com>
11593 PR rtl-optimization/70751
11594 * lra-constraints.c (process_alt_operands): Recognize Non-pseudo
11595 spilled into memory.
11597 2016-06-09 Jonathan Yong <10walls@gmail.com>
11600 2015-09-21 Jonathan Yong <10walls@gmail.com>
11602 * config/i386/cygwin.h (STARTFILE_SPEC): Explicitly search
11603 sysroot/usr/lib/32api for additional win32 libraries,
11604 fixes failing Cygwin bootstrapping.
11606 2016-06-09 Marcin Baczyński <marbacz@gmail.com>
11608 * diagnostic.h (diagnostic_line_cutoff, diagnostic_flush_buffer):
11611 2016-06-09 David Malcolm <dmalcolm@redhat.com>
11614 * pretty-print.c (pp_indent): Specify that %p is printed in a
11615 host-dependent manner.
11616 (test_pp_format): Remove the test for %p.
11618 2016-06-09 Maciej W. Rozycki <macro@imgtec.com>
11620 * config/mips/mips.c (mips_output_jump): Fix formatting.
11622 2016-06-09 Richard Biener <rguenther@suse.de>
11624 PR tree-optimization/71462
11625 * tree-ssa-loop-manip.c (find_uses_to_rename): Guard against
11628 2016-06-09 Martin Liska <mliska@suse.cz>
11630 * predict.c (dump_prediction): Add new argument.
11631 (enum predictor_reason): New enum.
11632 (struct predictor_hash): New struct.
11633 (predictor_hash::hash): New function.
11634 (predictor_hash::equal): Likewise.
11635 (not_removed_prediction_p): New function.
11636 (prune_predictions_for_bb): Likewise.
11637 (combine_predictions_for_bb): Prune predictions.
11639 2016-06-09 Martin Liska <mliska@suse.cz>
11641 * predict.c (filter_predictions): New function.
11642 (remove_predictions_associated_with_edge): Use the filter
11644 (equal_edge_p): New function.
11646 2016-06-09 Stefan Bruens <stefan.bruens@rwth-aachen.de>
11648 * doc/invoke.texi (ARM Options): Use lexicographical ordering.
11649 Correct usage of @samp vs @option, add @samp where appropriate.
11650 Add -march={armv6k,armv6z,arm6zk}, remove -march=ep9312.
11651 Add armv6s-m and document it, as it is no official ARM name.
11653 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11655 * ifcvt.c (struct noce_if_info): Add transform_name field.
11656 (noce_try_move): Set if_info->transform_name to the function name.
11657 (noce_try_ifelse_collapse): Likewise.
11658 (noce_try_store_flag): Likewise.
11659 (noce_try_inverse_constants): Likewise.
11660 (noce_try_store_flag_constants): Likewise.
11661 (noce_try_addcc): Likewise.
11662 (noce_try_store_flag_mask): Likewise.
11663 (noce_try_cmove): Likewise.
11664 (noce_try_cmove_arith): Likewise.
11665 (noce_try_minmax): Likewise.
11666 (noce_try_abs): Likewise.
11667 (noce_try_sign_mask): Likewise.
11668 (noce_try_bitop): Likewise.
11669 (noce_convert_multiple_sets): Likewise.
11670 (noce_process_if_block): Print if_info->transform_name to
11671 dump_file if transformation succeeded.
11673 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11675 * config/arm/cortex-a57.md (cortex_a57_alu):
11678 2016-06-08 Martin Sebor <msebor@redhat.com>
11679 Jakub Jelinek <jakub@redhat.com>
11683 * builtins.def (BUILT_IN_ADD_OVERFLOW_P, BUILT_IN_SUB_OVERFLOW_P,
11684 BUILT_IN_MUL_OVERFLOW_P): New builtins.
11685 * builtins.c: Include gimple-fold.h.
11686 (fold_builtin_arith_overflow): Handle
11687 BUILT_IN_{ADD,SUB,MUL}_OVERFLOW_P.
11688 (fold_builtin_3): Likewise.
11689 * doc/extend.texi (Integer Overflow Builtins): Document
11690 __builtin_{add,sub,mul}_overflow_p.
11692 2016-06-08 Jose E. Marchesi <jose.marchesi@oracle.com>
11694 * config/sparc/driver-sparc.c (cpu_names): Fix the entry for the
11695 SPARC-M7 and add an entry for SPARC-S7 cpus (Sonoma).
11697 2016-06-08 Alan Lawrence <alan.lawrence@arm.com>
11699 * config/aarch64/aarch64.c (aarch64_function_arg_alignment):
11700 Rewrite, looking one level down for records and arrays.
11702 2016-06-08 David Malcolm <dmalcolm@redhat.com>
11704 * pretty-print.c: Include "selftest.h".
11705 (pp_format): Fix comment.
11706 (identifier_to_locale): Likewise.
11707 (selftest::test_basic_printing): New function.
11708 (selftest::assert_pp_format): New function.
11709 (selftest::test_pp_format): New function.
11710 (selftest::pretty_print_c_tests): New function.
11711 * selftest-run-tests.c (selftest::run_tests): Call
11712 selftest::pretty_print_c_tests.
11713 * selftest.h (pretty_print_c_tests): New declaration.
11715 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
11717 * invoke.texi (max-loop-headers-insns): Document.
11718 * params.def (PARAM_MAX_LOOP_HEADER_INSNS): New.
11719 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Update comment.
11720 (ch_base::copy_headers): Use PARAM_MAX_LOOP_HEADER_INSNS.
11722 2016-06-08 Richard Biener <rguenther@suse.de>
11724 * tree-vect-stmts.c (vectorizable_load): Remove restrictions
11725 on strided SLP loads and fall back to scalar loads in case
11726 we can't chunk them.
11728 2016-06-08 Richard Biener <rguenther@suse.de>
11730 PR tree-optimization/71452
11731 * tree-ssa.c (non_rewritable_lvalue_p): Make sure that the
11732 type used for the SSA rewrite has enough precision to cover
11733 the dynamic type of the location.
11735 2016-06-08 Jakub Jelinek <jakub@redhat.com>
11736 Richard Biener <rguenther@suse.de>
11739 * fold-const.c (fold_comparison): Handle CONSTANT_CLASS_P (base0)
11740 the same as DECL_P (base0) for indirect_base0. Use equality_code
11741 in one further place.
11743 2016-06-08 Richard Sandiford <richard.sandiford@arm.com>
11745 * expmed.c (store_bit_field_1): Do not restrict a multiword op0
11746 to one word if the field is known to overlap other words.
11747 (extract_bit_field_1): Likewise.
11748 (store_split_bit_field): Remove compensating code.
11749 (extract_split_bit_field): Likewise.
11751 2016-06-08 Bernd Schmidt <bschmidt@redhat.com>
11755 * tree-ssa-strlen.c (handle_builtin_memcmp): Ignore debug insns.
11757 2016-06-08 Jiong Wang <jiong.wang@arm.com>
11759 * config/aarch64/aarch64-builtins.def (faddp): New builtins for modes in
11761 * config/aarch64/aarch64-simd.md (aarch64_faddp<mode>): New.
11762 (arch64_addpv4sf): Delete.
11763 (reduc_plus_scal_v4sf): Use "gen_aarch64_faddpv4sf" instead of
11764 "gen_aarch64_addpv4sf".
11765 * config/aarch64/arm_neon.h (vpadd_f32): Remove inline assembly. Use
11767 (vpadds_f32): Likewise.
11768 (vpaddq_f32): Likewise.
11769 (vpaddq_f64): Likewise.
11771 2016-06-08 Jiong Wang <jiong.wang@arm.com>
11773 * config/aarch64/aarch64-builtins.def (fabd): New builtins for modes
11775 * config/aarch64/aarch64-simd.md (fabd<mode>_3): Extend modes from VDQF
11776 to VALLF. Rename to "fabd<mode>3".
11777 "*fabd_scalar<mode>3): Delete.
11778 * config/aarch64/arm_neon.h (vabds_f32): Remove inline assembly.
11780 (vabdd_f64): Likewise.
11781 (vabd_f32): Likewise.
11782 (vabd_f64): Likewise.
11783 (vabdq_f32): Likewise.
11784 (vabdq_f64): Likewise.
11786 2016-06-08 Jiong Wang <jiong.wang@arm.com>
11788 * config/aarch64/aarch64-builtins.def (rsqrts): New builtins for modes
11790 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_<mode>3): Rename to
11791 "aarch64_rsqrts<mode>".
11792 * config/aarch64/aarch64.c (get_rsqrts_type): Update gen* name.
11793 * config/aarch64/arm_neon.h (vrsqrtss_f32): Remove inline assembly. Use
11795 (vrsqrtsd_f64): Likewise.
11796 (vrsqrts_f32): Likewise.
11797 (vrsqrts_f64): Likewise.
11798 (vrsqrtsq_f32): Likewise.
11799 (vrsqrtsq_f64): Likewise.
11801 2016-06-08 Jiong Wang <jiong.wang@arm.com>
11803 * config/aarch64/aarch64-builtins.def (rsqrte): New builtins for modes
11805 * config/aarch64/aarch64-simd.md (aarch64_rsqrte_<mode>2): Rename to
11806 "aarch64_rsqrte<mode>".
11807 * config/aarch64/aarch64.c (get_rsqrte_type): Update gen* name.
11808 * config/aarch64/arm_neon.h (vrsqrts_f32): Remove inline assembly. Use
11810 (vrsqrted_f64): Likewise.
11811 (vrsqrte_f32): Likewise.
11812 (vrsqrte_f64): Likewise.
11813 (vrsqrteq_f32): Likewise.
11814 (vrsqrteq_f64): Likewise.
11816 2016-06-08 Jiong Wang <jiong.wang@arm.com>
11818 * config/aarch64/aarch64-builtins.def (scvtf): Register vector modes.
11820 (fcvtzs): Likewise.
11821 (fcvtzu): Likewise.
11822 * config/aarch64/aarch64-simd.md
11823 (<FCVT_F2FIXED:fcvt_fixed_insn><VDQF:mode>3): New.
11824 (<FCVT_FIXED2F:fcvt_fixed_insn><VDQ_SDI:mode>3): Likewise.
11825 * config/aarch64/arm_neon.h (vcvt_n_f32_s32): Remove inline assembly.
11827 (vcvt_n_f32_u32): Likewise.
11828 (vcvt_n_s32_f32): Likewise.
11829 (vcvt_n_u32_f32): Likewise.
11830 (vcvtq_n_f32_s32): Likewise.
11831 (vcvtq_n_f32_u32): Likewise.
11832 (vcvtq_n_f64_s64): Likewise.
11833 (vcvtq_n_f64_u64): Likewise.
11834 (vcvtq_n_s32_f32): Likewise.
11835 (vcvtq_n_s64_f64): Likewise.
11836 (vcvtq_n_u32_f32): Likewise.
11837 (vcvtq_n_u64_f64): Likewise.
11838 * config/aarch64/iterators.md (VDQ_SDI): New mode iterator.
11839 (VSDQ_SDI): Likewise.
11840 (fcvt_target): Support V4DI, V4SI and V2SI.
11841 (FCVT_TARGET): Likewise.
11843 2016-06-08 Jiong Wang <jiong.wang@arm.com>
11845 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New
11846 (TYPES_BINOP_SUS): Likewise.
11847 (aarch64_simd_builtin_data): Update include file name.
11848 (aarch64_builtins): Likewise.
11849 * config/aarch64/aarch64-simd-builtins.def (scvtf): New entries
11850 for conversion between scalar float-point and fixed-point.
11852 (fcvtzs): Likewise.
11853 (fcvtzu): Likewise.
11854 * config/aarch64/aarch64.md
11855 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3: New
11856 pattern for conversion between scalar float to fixed-pointer.
11857 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>: Likewise.
11858 (UNSPEC_FCVTZS): New UNSPEC enumeration.
11859 (UNSPEC_FCVTZU): Likewise.
11860 (UNSPEC_SCVTF): Likewise.
11861 (UNSPEC_UCVTF): Likewise.
11862 * config/aarch64/arm_neon.h (vcvtd_n_f64_s64): Remove inline assembly.
11864 (vcvtd_n_f64_u64): Likewise.
11865 (vcvtd_n_s64_f64): Likewise.
11866 (vcvtd_n_u64_f64): Likewise.
11867 (vcvtd_n_f32_s32): Likewise.
11868 (vcvts_n_f32_u32): Likewise.
11869 (vcvtd_n_s32_f32): Likewise.
11870 (vcvts_n_u32_f32): Likewise.
11871 * config/aarch64/iterators.md (fcvt_target): Support integer to float
11873 (FCVT_TARGET): Likewise.
11874 (FCVT_FIXED2F): New iterator.
11875 (FCVT_F2FIXED): Likewise.
11876 (fcvt_fixed_insn): New define_int_attr.
11878 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
11880 * predict.c (pass_strip_predict_hints::execute): Cleanup CFG if
11881 some statements was removed.
11883 2016-06-08 Alan Hayward <alan.hayward@arm.com>
11885 * tree-vect-data-refs.c (vect_analyze_data_refs): Remove debug newline.
11886 * tree-vect-loop-manip.c (slpeel_make_loop_iterate_ntimes): likewise.
11887 (vect_can_advance_ivs_p): likewise.
11888 (vect_update_ivs_after_vectorizer): likewise.
11889 * tree-vect-loop.c (vect_determine_vectorization_factor): likewise.
11890 (vect_analyze_scalar_cycles_1): likewise.
11891 (vect_analyze_loop_operations): likewise.
11892 (report_vect_op): likewise.
11893 (vect_is_slp_reduction): likewise.
11894 (vect_is_simple_reduction): likewise.
11895 (get_initial_def_for_induction): likewise.
11896 (vect_transform_loop): likewise.
11897 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): likewise.
11898 (vect_recog_sad_pattern): likewise.
11899 (vect_recog_widen_sum_pattern): likewise.
11900 (vect_recog_widening_pattern): likewise.
11901 (vect_recog_divmod_pattern): likewise.
11902 * tree-vect-slp.c (vect-build-slp_tree_1): likewise.
11903 (vect_analyze_slp_instance): likewise.
11904 (vect_transform_slp_perm_load): likewise.
11905 (vect_schedule_slp_instance): likewise.
11907 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
11909 * predict.c (predict_iv_comparison): Mention that heuristics is broken.
11910 (return_prediction): PRED_CONST_RETURN predict return as not taken.
11911 * predict.def (PRED_CONTINUE): Change hitrate 50->67
11912 (PRED_LOOP_BRANCH): Document predictor as broken.
11913 (PRED_LOOP_EXIT): Change hitrate 91->92.
11914 (PRED_LOOP_EXTRA_EXIT): Change hitrate 91->83.
11915 (PRED_POINTER, PRED_TREE_POINTER): Change hitrate 85->70.
11916 (PRED_OPCODE_POSITIVE): Change hitrate 79->64.
11917 (PRED_OPCODE_NONEQUAL): Change hitrate 91->66.
11918 (PRED_TREE_OPCODE_POSITIVE): Change hitrate 73->64
11919 (PRED_TREE_OPCODE_NONEQUAL): Chnage hitrate 72->66
11920 (PRED_CALL): Chane hitrate 71->67.
11921 (PRED_TREE_EARLY_RETURN): Document issues, change hitrate 61->54.
11922 (PRED_GOTO): Document as unused right now.
11923 (PRED_CONST_RETURN): Change hitrate 67->69
11924 (PRED_NEGATIVE_RETURN): Change hitrate 96->98
11925 (PRED_NULL_RETURN): Change hitrate 91->90.
11926 (PRED_LOOP_IV_COMPARE_GUESS): Change hitrate to 98.
11927 (PRED_FORTRAN_FAIL_ALLOC): Change hitrate to 62; document issues.
11928 (PRED_FORTRAN_SIZE_ZERO): Change hitrate to 99.
11930 2016-06-07 Bill Seurer <seurer@linux.vnet.ibm.com>
11932 * config/rs6000/altivec.h: Add __builtin_vec_mul.
11933 * config/rs6000/rs6000-builtin.def (vec_mul): Change vec_mul to a
11934 special case Altivec builtin.
11935 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
11936 VSX_BUILTIN_VEC_MUL (replaced with special case code).
11937 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
11938 code for ALTIVEC_BUILTIN_VEC_MUL.
11939 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
11940 for __builtin_vec_mul.
11942 2016-06-07 Peter Bergner <bergner@vnet.ibm.com>
11944 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mhtm and
11947 2016-06-07 David Malcolm <dmalcolm@redhat.com>
11949 * spellcheck.c (selftest::test_find_closest_string): New function.
11950 (spellcheck_c_tests): Call the above.
11952 2016-06-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11954 * simplify-rtx.c (simplify_cond_clz_ctz): Delete 'mode' local variable.
11956 2016-06-07 Jakub Jelinek <jakub@redhat.com>
11958 * config/i386/sse.md (avx_vec_concat<mode>): Add v=v,vm and
11959 Yv=Yv,C alternatives.
11961 2016-06-07 Richard Biener <rguenther@suse.de>
11964 * common.opt (ffast-math): Make Optimization.
11966 2016-06-07 Simon Dardis <simon.dardis@imgtec.com>
11967 Prachi Godbole <prachi.godbole@imgtec.com>
11969 * config/mips/p5600.md (p5600_fpu_fadd): Remove checking for
11970 `fabs' and `fneg' type attributes.
11971 (p5600_fpu_fabs): Add `fmove' to the comment.
11973 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
11975 * gimple.c: Include builtins.h
11976 (gimple_inexpensive_call_p): New function.
11977 * gimple.h (gimple_inexpensive_call_p): Declare.
11978 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Use it.
11979 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Likewise;
11982 2016-06-07 Paolo Carlini <paolo.carlini@oracle.com>
11984 * diagnostic.c (diagnostic_impl, diagnostic_n_impl): New.
11985 (inform, inform_at_rich_loc, inform_n, warning, warning_at,
11986 warning_at_rich_loc, warning_n, pedwarn, permerror,
11987 permerror_at_rich_loc, error, error_n, error_at, error_at_rich_loc,
11988 sorry, fatal_error, internal_error, internal_error_no_backtrace):
11991 2016-06-07 Richard Biener <rguenther@suse.de>
11993 PR tree-optimization/71428
11994 * tree-ssa-math-opts.c (perform_symbolic_merge): Properly distinguish
11995 BIT_FIELD_REF op vs. load.
11997 2016-06-07 Richard Biener <rguenther@suse.de>
11999 PR middle-end/71423
12000 * match.pd ((X | ~Y) -> Y <= X): Properly invert the comparison
12003 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
12005 * config/pa/pa.md (call): Generate indirect long calls to non-local
12006 functions on TARGET_64BIT.
12007 (call_value): Likewise.
12009 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
12011 * config/pa/pa.md (call_val_reg_64bit): Remove "reg: DI " clobber from
12012 pattern and subsequent splitters.
12013 (call_val_reg_64bit_post_reload): Likewise.
12015 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
12017 PR middle-end/71408
12018 * tree-ssa-reassoc.c (zero_one_operation): Fix NEGATE_EXPR operand for
12019 propagate_op_to_single_use.
12021 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
12023 PR middle-end/71281
12024 * tree-ssa-reassoc.c (reassociate_bb): Set uid for negate stmt.
12026 2016-06-07 Uros Bizjak <ubizjak@gmail.com>
12028 * config/i386/i386.h (enum ix86_enitity): Add X86_DIRFLAG.
12029 (enum x86_dirflag_state): New enum.
12030 (NUM_MODES_FOR_MODE_SWITCHING): Add X86_DIRFLAG_ANY.
12031 (machine_function): Remove needs_cld.
12032 (ix86_current_function_needs_cld): Remove.
12033 * config/i386/i386.c (ix86_set_func_type): Set
12034 ix86_optimize_mode_switching[X86_DIRFLAG] to 1.
12035 (ix86_expand_prologue): Do not emit CLD here.
12036 (ix86_dirflag_mode_needed): New function.
12037 (ix86_dirflag_mode_entry): Ditto.
12038 (ix86_mode_needed): Handle X86_DIRFLAG entity.
12039 (ix86_mode_after): Ditto.
12040 (ix86_mode_entry): Ditto.
12041 (ix86_mode_exit): Ditto.
12042 (ix86_emit_mode_set): Ditto.
12043 * config/i386/i386.md (strmov_singleop): Set
12044 ix86_optimize_mode_switching[X86_DIRFLAG] to 1 for TARGET_CLD.
12045 Do not set ix86_current_function_needs_cld.
12047 (strset_singleop): Ditto.
12049 (cmpstrnqi_nz_1): Ditto.
12050 (cmpstrnqi_1): Ditto.
12051 (strlenqi_1): Ditto.
12053 2016-06-06 Jakub Jelinek <jakub@redhat.com>
12055 PR tree-optimization/71259
12056 * tree-vect-slp.c (vect_get_constant_vectors): For
12057 VECTOR_BOOLEAN_TYPE_P, return all ones constant instead of
12058 one for constant op, and use COND_EXPR for non-constant.
12060 2016-06-06 David Malcolm <dmalcolm@redhat.com>
12062 * Makefile.in (OBJS): Add function-tests.o,
12063 hash-map-tests.o, hash-set-tests.o, rtl-tests.o,
12064 selftest-run-tests.o.
12065 (OBJS-libcommon): Add selftest.o.
12066 (OBJS-libcommon-target): Add selftest.o.
12067 (all.internal): Add "selftest".
12068 (all.cross): Likewise.
12069 (selftest): New phony target.
12070 (s-selftest): New target.
12071 (selftest-gdb): New phony target.
12072 (COLLECT2_OBJS): Add selftest.o.
12073 * bitmap.c: Include "selftest.h".
12074 (selftest::test_gc_alloc): New function.
12075 (selftest::test_set_range): New function.
12076 (selftest::test_clear_bit_in_middle): New function.
12077 (selftest::test_copying): New function.
12078 (selftest::test_bitmap_single_bit_set_p): New function.
12079 (selftest::bitmap_c_tests): New function.
12080 * common.opt (fself-test): New.
12081 * diagnostic-show-locus.c: Include "selftest.h".
12082 (make_range): New function.
12083 (test_range_contains_point_for_single_point): New function.
12084 (test_range_contains_point_for_single_line): New function.
12085 (test_range_contains_point_for_multiple_lines): New function.
12086 (assert_eq): New function.
12087 (test_get_line_width_without_trailing_whitespace): New function.
12088 (selftest::diagnostic_show_locus_c_tests): New function.
12089 * et-forest.c: Include "selftest.h".
12090 (selftest::test_single_node): New function.
12091 (selftest::test_simple_tree): New function.
12092 (selftest::test_disconnected_nodes): New function.
12093 (selftest::et_forest_c_tests): New function.
12094 * fold-const.c: Include "selftest.h".
12095 (selftest::assert_binop_folds_to_const): New function.
12096 (selftest::assert_binop_folds_to_nonlvalue): New function.
12097 (selftest::test_arithmetic_folding): New function.
12098 (selftest::fold_const_c_tests): New function.
12099 * function-tests.c: New file.
12100 * gimple.c: Include "selftest.h".
12101 Include "gimple-pretty-print.h".
12102 (selftest::verify_gimple_pp): New function.
12103 (selftest::test_assign_single): New function.
12104 (selftest::test_assign_binop): New function.
12105 (selftest::test_nop_stmt): New function.
12106 (selftest::test_return_stmt): New function.
12107 (selftest::test_return_without_value): New function.
12108 (selftest::gimple_c_tests): New function.
12109 * hash-map-tests.c: New file.
12110 * hash-set-tests.c: New file.
12111 * input.c: Include "selftest.h".
12112 (selftest::assert_loceq): New function.
12113 (selftest::test_accessing_ordinary_linemaps): New function.
12114 (selftest::test_unknown_location): New function.
12115 (selftest::test_builtins): New function.
12116 (selftest::test_reading_source_line): New function.
12117 (selftest::input_c_tests): New function.
12118 * rtl-tests.c: New file.
12119 * selftest-run-tests.c: New file.
12120 * selftest.c: New file.
12121 * selftest.h: New file.
12122 * spellcheck.c: Include "selftest.h".
12123 (selftest::levenshtein_distance_unit_test_oneway): New function,
12124 adapted from testsuite/gcc.dg/plugin/levenshtein_plugin.c.
12125 (selftest::levenshtein_distance_unit_test): Likewise.
12126 (selftest::spellcheck_c_tests): Likewise.
12127 * toplev.c: Include selftest.h.
12128 (toplev::run_self_tests): New.
12129 (toplev::main): Handle -fself-test.
12130 * toplev.h (toplev::run_self_tests): New.
12131 * tree.c: Include "selftest.h".
12132 (selftest::test_integer_constants): New function.
12133 (selftest::test_identifiers): New function.
12134 (selftest::test_labels): New function.
12135 (selftest::tree_c_tests): New function.
12136 * tree-cfg.c: Include "selftest.h".
12137 (selftest::push_fndecl): New function.
12138 (selftest::test_linear_chain): New function.
12139 (selftest::test_diamond): New function.
12140 (selftest::test_fully_connected): New function.
12141 (selftest::tree_cfg_c_tests): New function.
12142 * vec.c: Include "selftest.h".
12143 (selftest::safe_push_range): New function.
12144 (selftest::test_quick_push): New function.
12145 (selftest::test_safe_push): New function.
12146 (selftest::test_truncate): New function.
12147 (selftest::test_safe_grow_cleared): New function.
12148 (selftest::test_pop): New function.
12149 (selftest::test_safe_insert): New function.
12150 (selftest::test_ordered_remove): New function.
12151 (selftest::test_unordered_remove): New function.
12152 (selftest::test_block_remove): New function.
12153 (selftest::reverse_cmp): New function.
12154 (selftest::test_qsort): New function.
12155 (selftest::vec_c_tests): New function.c.
12156 * wide-int.cc: Include selftest.h and wide-int-print.h.
12157 (selftest::from_int <wide_int>): New function.
12158 (selftest::from_int <offset_int>): New function.
12159 (selftest::from_int <widest_int>): New function.
12160 (selftest::assert_deceq): New function.
12161 (selftest::assert_hexeq): New function.
12162 (selftest::test_printing <VALUE_TYPE>): New function template.
12163 (selftest::test_ops <VALUE_TYPE>): New function template.
12164 (selftest::test_comparisons <VALUE_TYPE>): New function template.
12165 (selftest::run_all_wide_int_tests <VALUE_TYPE>): New function
12167 (selftest::wide_int_cc_tests): New function.
12169 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12171 PR middle-end/37780
12172 * ifcvt.c (noce_try_ifelse_collapse): New function.
12174 (noce_process_if_block): Call noce_try_ifelse_collapse.
12175 * simplify-rtx.c (simplify_cond_clz_ctz): New function.
12176 (simplify_ternary_operation): Use the above to simplify
12177 conditional CLZ/CTZ expressions.
12179 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12181 PR middle-end/37780
12182 * config/aarch64/aarch64.md (ctz<mode>2): Convert to
12183 define_insn_and_split.
12185 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12187 PR middle-end/37780
12188 * config/arm/arm.md (ctzsi2): Convert to define_insn_and_split.
12190 2016-06-06 Bernd Edlinger <bernd.edlinger@hotmail.de>
12193 * cfgexpand.c (expand_asm_loc): Remove handling for ADDR_EXPR.
12194 Implicitly clobber memory for basic asm with non-empty assembler
12195 string. Use targetm.md_asm_adjust also here.
12196 * compare-elim.c (arithmetic_flags_clobber_p): Use asm_noperands here.
12197 * final.c (final_scan_insn): Handle basic asm in PARALLEL block.
12198 * gimple.c (gimple_asm_clobbers_memory_p): Handle basic asm with
12199 non-empty assembler string.
12200 * ira.c (compute_regs_asm_clobbered): Use asm_noperands here.
12201 * recog.c (asm_noperands): Handle basic asm in PARALLEL block.
12202 (decode_asm_operands): Handle basic asm in PARALLEL block.
12203 (extract_insn): Handle basic asm in PARALLEL block.
12204 * doc/extend.texi: Mention new behavior of basic asm.
12205 * config/ia64/ia64 (rtx_needs_barrier): Handle ASM_INPUT here.
12206 * config/pa/pa.c (branch_to_delay_slot_p, branch_needs_nop_p,
12207 branch_needs_nop_p): Use asm_noperands.
12209 2016-06-06 Jose E. Marchesi <jose.marchesi@oracle.com>
12211 * config/sparc/sparc.md (cpu): Add niagara7 cpu type.
12212 Include the M7 SPARC DFA scheduler.
12213 New attribute v3pipe.
12214 Annotate insns with v3pipe where appropriate.
12215 Define cpu_feature vis4.
12216 Add lzd instruction type and set it on clzdi_sp64 and clzsi_sp64.
12217 Add (V8QI "8") to vbits.
12218 Add insns {add,sub}v8qi3
12219 Add insns ss{add,sub}v8qi3
12220 Add insns us{add,sub}{v8qi,v4hi}3
12221 Add insns {min,max}{v8qi,v4hi,v2si}3
12222 Add insns {minu,maxu}{v8qi,v4hi,v2si}3
12223 Add insns fpcmp{le,gt,ule,ug,ule,ugt}{8,16,32}_vis.
12224 * config/sparc/niagara4.md: Add a comment explaining the
12225 discrepancy between the documented latenty numbers and the
12227 * config/sparc/niagara7.md: New file.
12228 * configure.ac (HAVE_AS_SPARC5_VIS4): Define if the assembler
12229 supports SPARC5 and VIS 4.0 instructions.
12230 * configure: Regenerate.
12231 * config.in: Likewise.
12232 * config.gcc: niagara7 is a supported cpu in sparc*-*-* targets.
12233 * config/sparc/sol2.h (ASM_CPU32_DEFAUILT_SPEC): Set for
12234 TARGET_CPU_niagara7.
12235 (ASM_CPU64_DEFAULT_SPEC): Likewise.
12236 (CPP_CPU_SPEC): Handle niagara7.
12237 (ASM_CPU_SPEC): Likewise.
12238 * config/sparc/sparc-opts.h (processor_type): Add
12239 PROCESSOR_NIAGARA7.
12240 (mvis4): New option.
12241 * config/sparc/sparc.h (TARGET_CPU_niagara7): Define.
12242 (AS_NIAGARA7_FLAG): Define.
12243 (ASM_CPU64_DEFAULT_SPEC): Set for niagara7.
12244 (CPP_CPU64_DEFAULT_SPEC): Likewise.
12245 (CPP_CPU_SPEC): Handle niagara7.
12246 (ASM_CPU_SPEC): Likewise.
12247 * config/sparc/sparc.c (niagara7_costs): Define.
12248 (sparc_option_override): Handle niagara7 and adjust cache-related
12249 parameters with better values for niagara cpus. Also support VIS4.
12250 (sparc32_initialize_trampoline): Likewise.
12251 (sparc_use_sched_lookahead): Likewise.
12252 (sparc_issue_rate): Likewise.
12253 (sparc_register_move_cost): Likewise.
12254 (dump_target_flag_bits): Support VIS4.
12255 (sparc_vis_init_builtins): Likewise.
12256 (sparc_builtins): Likewise.
12257 * config/sparc/sparc-c.c (sparc_target_macros): Define __VIS__ for
12259 * config/sparc/driver-sparc.c (cpu_names): Add SPARC-M7 and
12261 * config/sparc/sparc.opt (sparc_processor_type): New value
12263 * config/sparc/visintrin.h (__attribute__): Prototypes for the
12265 * doc/invoke.texi (SPARC Options): Document -mcpu=niagara7 and
12267 * doc/extend.texi (SPARC VIS Built-in Functions): Document the
12270 2016-06-06 Jonathan Wakely <jwakely@redhat.com>
12272 * doc/sourcebuild.texi (Directives): Remove extra closing braces.
12274 2016-06-06 Richard Biener <rguenther@suse.de>
12276 PR tree-optimization/71398
12277 * tree-ssa-loop-ivcanon.c (unloop_loops): First unloop, then
12280 2016-06-05 James Bowman <james.bowman@ftdichip.com>
12282 * config/ft32/ft32.c (ft32_setup_incoming_varargs,
12283 ft32_expand_prolog, ft32_expand_epilogue):
12284 Handle pretend_args.
12285 * config/ft32/ft32.h: Remove OUTGOING_REG_PARM_STACK_SPACE.
12286 * config/ft32/ft32.md: Add pretend_returner.
12288 2016-06-06 Uros Bizjak <ubizjak@gmail.com>
12291 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
12292 Copy op1 RTX to avoid invalid sharing.
12293 (ix86_expand_vector_move_misalign): Ditto.
12295 2016-06-05 John David Anglin <danglin@gcc.gnu.org>
12297 * expr.c (move_by_pieces_d::generate): Mark mode parameter with
12300 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
12302 * predict.c (predicted_by_loop_heuristics_p): New function.
12303 (predict_iv_comparison): Use it.
12304 (predict_loops): Walk from innermost loops; do not predict edges
12305 leaving multiple loops multiple times; implement
12306 PRED_LOOP_ITERATIONS_MAX heuristics.
12307 * predict.def (PRED_LOOP_ITERATIONS_MAX): New predictor.
12309 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
12311 * cfg.c (check_bb_profile): Do not report mismatched profiles when
12312 only edges out of BB are EH edges.
12314 2016-06-04 Martin Sebor <msebor@redhat.com>
12315 Marcin Baczyński <marbacz@gmail.com>
12318 * doc/invoke.texi (-Wreturn-type): Mention not warning on return with
12319 a void expression in a void function.
12321 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
12323 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Do not check
12324 aux; dump reasons of decisions.
12325 (should_duplicate_loop_header_p): Likewise.
12326 (do_while_loop_p): Likewise.
12327 (ch_base::copy_headers): Dump asi num insns duplicated.
12329 2016-06-04 Jakub Jelinek <jakub@redhat.com>
12331 PR tree-optimization/71405
12332 * tree-ssa.c (execute_update_addresses_taken): For clobber with
12333 incompatible type, build a new clobber with the right type instead
12334 of building a VIEW_CONVERT_EXPR around it.
12336 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
12338 PR tree-optimization/52171
12339 * config/sh/sh.c (sh_use_by_pieces_infrastructure_p): Use
12340 by_pieces_ninsns instead of move_by_pieces_ninsns.
12342 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
12344 * config/sh/sh.c (sh_print_operand_address): Don't use hardcoded 'r0'
12345 for reg+reg addressing mode.
12347 2016-06-03 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
12349 * rs6000-c.c (c/c-tree.h): Add #include.
12350 (altivec_resolve_overloaded_builtin): Handle ARRAY_TYPE arguments
12351 in C++ when found in the base position of vec_ld or vec_st.
12353 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
12355 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Avoid
12356 use of profile unless profile status is PROFILE_READ.
12357 * profile.c (compute_branch_probabilities): Set profile status
12358 only after reporting predictor hitrates.
12360 2016-06-03 Joseph Myers <joseph@codesourcery.com>
12364 * common.opt (ffp-int-builtin-inexact): New option.
12365 * doc/invoke.texi (-fno-fp-int-builtin-inexact): Document.
12366 * doc/md.texi (floor@var{m}2, btrunc@var{m}2, round@var{m}2)
12367 (ceil@var{m}2): Document dependence on this option.
12368 * ipa-inline-transform.c (inline_call): Handle
12369 flag_fp_int_builtin_inexact.
12370 * ipa-inline.c (can_inline_edge_p): Likewise.
12371 * config/i386/i386.md (rintxf2): Do not test
12372 flag_unsafe_math_optimizations.
12373 (rint<mode>2_frndint): New define_insn.
12374 (rint<mode>2): Do not test flag_unsafe_math_optimizations for 387
12375 or !flag_trapping_math for SSE. Just use gen_rint<mode>2_frndint
12376 for 387 instead of extending and truncating.
12377 (frndintxf2_<rounding>): Test flag_fp_int_builtin_inexact ||
12378 !flag_trapping_math instead of flag_unsafe_math_optimizations.
12379 Change to frndint<mode>2_<rounding>.
12380 (frndintxf2_<rounding>_i387): Likewise. Change to
12381 frndint<mode>2_<rounding>_i387.
12382 (<rounding_insn>xf2): Likewise.
12383 (<rounding_insn><mode>2): Test flag_fp_int_builtin_inexact ||
12384 !flag_trapping_math instead of flag_unsafe_math_optimizations for
12385 x87. Test TARGET_ROUND || !flag_trapping_math ||
12386 flag_fp_int_builtin_inexact instead of !flag_trapping_math for
12387 SSE. Use ROUND_NO_EXC in constant operand of
12388 gen_sse4_1_round<mode>2. Just use gen_frndint<mode>2_<rounding>
12389 for 387 instead of extending and truncating.
12391 2016-06-03 H.J. Lu <hongjiu.lu@intel.com>
12392 Julia Koval <julia.koval@intel.com>
12404 * config/i386/i386-protos.h (ix86_epilogue_uses): New prototype.
12405 * config/i386/i386.c (ix86_conditional_register_usage): Preserve
12406 all registers, except for function return registers if there are
12407 no caller-saved registers.
12408 (ix86_set_func_type): New function.
12409 (ix86_set_current_function): Call ix86_set_func_type to set
12410 no_caller_saved_registers and func_type. Call reinit_regs if
12411 caller-saved registers are changed. Don't allow MPX, SSE, MMX
12412 nor x87 instructions in interrupt handler nor function with
12413 no_caller_saved_registers attribute.
12414 (ix86_function_ok_for_sibcall): Return false if there are no
12415 caller-saved registers.
12416 (type_natural_mode): Don't warn ABI change for MMX in interrupt
12418 (ix86_function_arg_advance): Skip for callee in interrupt handler.
12419 (ix86_function_arg): Return special arguments in interrupt handler.
12420 (ix86_promote_function_mode): Promote pointer to word_mode only
12421 for normal functions.
12422 (ix86_can_use_return_insn_p): Don't use `ret' instruction in
12424 (ix86_epilogue_uses): New function.
12425 (ix86_hard_regno_scratch_ok): Likewise.
12426 (ix86_save_reg): Preserve all registers in interrupt handler
12427 after reload. Preserve all registers, except for function return
12428 registers, if there are no caller-saved registers after reload.
12429 (find_drap_reg): Always use callee-saved register if there are
12430 no caller-saved registers.
12431 (ix86_minimum_incoming_stack_boundary): Return MIN_STACK_BOUNDARY
12432 for interrupt handler.
12433 (ix86_expand_prologue): Don't allow DRAP in interrupt handler.
12434 Emit cld instruction if stringops are used in interrupt handler
12435 or interrupt handler isn't a leaf function.
12436 (ix86_expand_epilogue): Generate interrupt return for interrupt
12437 handler and pop the 'ERROR_CODE' off the stack before interrupt
12438 return in exception handler.
12439 (ix86_expand_call): Disallow calling interrupt handler directly.
12440 If there are no caller-saved registers, mark all registers that
12441 are clobbered by the call which returns as clobbered.
12442 (ix86_handle_no_caller_saved_registers_attribute): New function.
12443 (ix86_handle_interrupt_attribute): Likewise.
12444 (ix86_attribute_table): Add interrupt and no_caller_saved_registers
12446 (TARGET_HARD_REGNO_SCRATCH_OK): Likewise.
12447 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use argument
12448 accumulation in interrupt function if stack may be realigned to
12450 (EPILOGUE_USES): New.
12451 (function_type): New enum.
12452 (machine_function): Add func_type and no_caller_saved_registers.
12453 * config/i386/i386.md (UNSPEC_INTERRUPT_RETURN): New.
12454 (interrupt_return): New pattern.
12455 * doc/extend.texi: Document x86 interrupt and
12456 no_caller_saved_registers attributes.
12458 2016-06-03 Bernd Schmidt <bschmidt@redhat.com>
12460 PR tree-optimization/52171
12461 * builtins.c (expand_cmpstrn_or_cmpmem): Delete, moved elsewhere.
12462 (expand_builtin_memcmp): New arg RESULT_EQ. All callers changed.
12463 Look for constant strings. Move some code to emit_block_cmp_hints
12465 * builtins.def (BUILT_IN_MEMCMP_EQ): New.
12466 * defaults.h (COMPARE_MAX_PIECES): New macro.
12467 * expr.c (move_by_pieces_d, store_by_pieces_d): Remove old structs.
12468 (move_by_pieces_1, store_by_pieces_1, store_by_pieces_2): Remvoe.
12469 (clear_by_pieces_1): Don't declare. Move definition before use.
12470 (can_do_by_pieces): New static function.
12471 (can_move_by_pieces): Use it. Return bool.
12472 (by_pieces_ninsns): Renamed from move_by_pieces_ninsns. New arg
12473 OP. All callers changed. Handle COMPARE_BY_PIECES.
12474 (class pieces_addr); New.
12475 (pieces_addr::pieces_addr, pieces_addr::decide_autoinc,
12476 pieces_addr::adjust, pieces_addr::increment_address,
12477 pieces_addr::maybe_predec, pieces_addr::maybe_postinc): New member
12479 (class op_by_pieces_d): New.
12480 (op_by_pieces_d::op_by_pieces_d, op_by_pieces_d::run): New member
12482 (class move_by_pieces_d, class compare_by_pieces_d,
12483 class store_by_pieces_d): New subclasses of op_by_pieces_d.
12484 (move_by_pieces_d::prepare_mode, move_by_pieces_d::generate,
12485 move_by_pieces_d::finish_endp, store_by_pieces_d::prepare_mode,
12486 store_by_pieces_d::generate, store_by_pieces_d::finish_endp,
12487 compare_by_pieces_d::generate, compare_by_pieces_d::prepare_mode,
12488 compare_by_pieces_d::finish_mode): New member functions.
12489 (compare_by_pieces, emit_block_cmp_via_cmpmem): New static
12491 (expand_cmpstrn_or_cmpmem): Moved here from builtins.c.
12492 (emit_block_cmp_hints): New function.
12493 (move_by_pieces, store_by_pieces, clear_by_pieces): Rewrite to just
12494 use the newly defined classes.
12495 * expr.h (by_pieces_constfn): New typedef.
12496 (can_store_by_pieces, store_by_pieces): Use it in arg declarations.
12497 (emit_block_cmp_hints, expand_cmpstrn_or_cmpmem): Declare.
12498 (move_by_pieces_ninsns): Don't declare.
12499 (can_move_by_pieces): Change return value to bool.
12500 * target.def (TARGET_USE_BY_PIECES_INFRASTRUCTURE_P): Update docs.
12501 (compare_by_pieces_branch_ratio): New hook.
12502 * target.h (enum by_pieces_operation): Add COMPARE_BY_PIECES.
12503 (by_pieces_ninsns): Declare.
12504 * targethooks.c (default_use_by_pieces_infrastructure_p): Handle
12506 (default_compare_by_pieces_branch_ratio): New function.
12507 * targhooks.h (default_compare_by_pieces_branch_ratio): Declare.
12508 * doc/tm.texi.in (STORE_MAX_PIECES, COMPARE_MAX_PIECES): Document.
12509 * doc/tm.texi: Regenerate.
12510 * tree-ssa-strlen.c: Include "builtins.h".
12511 (handle_builtin_memcmp): New static function.
12512 (strlen_optimize_stmt): Call it for BUILT_IN_MEMCMP.
12513 * tree.c (build_common_builtin_nodes): Create __builtin_memcmp_eq.
12515 2016-06-03 Alan Hayward <alan.hayward@arm.com>
12517 * tree-vect-stmts.c (vect_stmt_relevant_p): Do not vectorize non live
12518 relevant stmts which are simple and invariant.
12519 * tree-vect-loop.c (vectorizable_live_operation): Check relevance
12520 instead of simple and invariant
12522 2016-06-03 Alan Hayward <alan.hayward@arm.com>
12524 * tree-vect-loop.c (vect_analyze_loop_operations): Allow live stmts.
12525 (vectorizable_reduction): Check for new relevant state.
12526 (vectorizable_live_operation): vectorize live stmts using
12527 BIT_FIELD_REF. Remove special case for gimple assigns stmts.
12528 * tree-vect-stmts.c (is_simple_and_all_uses_invariant): New function.
12529 (vect_stmt_relevant_p): Check for stmts which are only used live.
12530 (process_use): Use of a stmt does not inherit it's live value.
12531 (vect_mark_stmts_to_be_vectorized): Simplify relevance inheritance.
12532 (vect_analyze_stmt): Check for new relevant state.
12533 * tree-vectorizer.h (vect_relevant): New entry for a stmt which is used
12534 outside the loop, but not inside it.
12536 2016-06-03 Alan Hayward <alan.hayward@arm.com>
12538 * tree-vectorizer.h (vect_get_vec_def_for_operand_1): New.
12539 * tree-vect-stmts.c (vect_get_vec_def_for_operand_1): New.
12540 (vect_get_vec_def_for_operand): Split out code.
12542 2016-06-03 Segher Boessenkool <segher@kernel.crashing.org>
12544 * config/rs6000/rs6000.md (define_peepholes for two mfcr's): Delete.
12546 2016-06-03 Alan Hayward <alan.hayward@arm.com>
12548 * tree-vect-stmts.c (vectorizable_call) Remove GOMP_SIMD_LANE code.
12550 2016-06-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12552 * config/arm/thumb1.md (*thumb1_mulsi3): Fix typos in comment.
12554 2016-06-03 Jakub Jelinek <jakub@redhat.com>
12556 PR middle-end/71387
12557 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): If redirecting
12558 to noreturn e->callee->decl that has void return type and void
12559 arguments, adjust gimple_call_fntype and remove lhs even if it had
12560 previously addressable type.
12562 2016-06-02 Jeff Law <law@redhat.com>
12564 PR tree-optimization/71328
12565 * tree-ssa-threadupdate.c (duplicate_thread_path): Fix off-by-one
12566 error when checking for a jump back onto the copied path.
12568 2016-06-02 David Malcolm <dmalcolm@redhat.com>
12570 * config/microblaze/microblaze.c (get_branch_target): Add return
12571 NULL_RTX for the non-CALL_P case.
12572 (insert_wic_for_ilb_runout): Remove unused local "wic_addr1".
12573 (insert_wic): Remove unused local "j".
12575 2016-06-02 Martin Liska <mliska@suse.cz>
12577 * predict.def: Fix typo in PRED_FORTRAN_FAIL_IO display name.
12579 2016-06-02 H.J. Lu <hongjiu.lu@intel.com>
12580 Julia Koval <julia.koval@intel.com>
12582 * function.c (assign_parm_setup_stack): Force source into a
12583 register if needed.
12584 * target.def (function_incoming_arg): Update documentation to
12585 allow arbitrary address computation based on hard register.
12586 * doc/tm.texi: Regenerated.
12588 2016-06-02 Martin Liska <mliska@suse.cz>
12590 * predict.c (combine_predictions_for_bb): Fix first match in
12591 cases where a first predictor contains more than one occurence
12592 in list of predictors. Take the best value in such case.
12594 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12596 PR rtl-optimization/71295
12597 * rtlanal.c (subreg_get_info): If taking a subreg at the requested
12598 offset would go over the size of the inner mode reject it.
12600 2016-06-02 Jakub Jelinek <jakub@redhat.com>
12602 * config/i386/sse.md (*vec_concatv4si): Use v=v,v instead of
12603 x=x,x and v=v,m instead of x=x,m.
12605 * config/i386/sse.md (*vec_concatv2si_sse4_1): Add avx512dq v=Yv,rm
12606 alternative. Change x=x,x alternative to v=Yv,Yv and x=rm,C
12607 alternative to v=rm,C.
12609 * config/i386/sse.md (*vec_concatv2di): Add x86_avx512dq v=Yv,rm
12610 alternative. Change x=xm,C alternative to v=vm,C, x=x,x alternative
12611 to v=Yv,Yv and x=x,m to v=v,m. Use maybe_evex prefix attribute
12612 instead of vex for the last two above mentioned alternatives.
12614 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12617 * config/arm/arm.c (arm_output_multireg_pop): Guard "pop" on update.
12619 2016-06-02 Segher Boessenkool <segher@kernel.crashing.org>
12621 * config/rs6000/dfp.md (trunctddd2): Correct the "length" attribute.
12623 2016-06-01 David Malcolm <dmalcolm@redhat.com>
12625 * config/rl78/rl78.c (rl78_expand_prologue): Convert local
12626 from int to unsigned.
12628 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
12630 * config/rs6000/vsx.md (vsx_splat_<mode>, V2DI/V2DF): Simplify
12631 alternatives, eliminating preferred register class. Add support
12632 for the MTVSRDD instruction in ISA 3.0.
12633 (vsx_splat_v4si_internal): Use splat_input_operand instead of
12634 reg_or_indexed_operand.
12635 (vsx_splat_v4sf_internal): Likewise.
12637 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
12640 * config/rs6000/vsx.md (xxspltib_<mode>_nosplit): Add alternatives
12641 for loading up all 0's or all 1's.
12643 2016-06-01 Thomas Preud'homme <thomas.preudhomme@arm.com>
12645 * doc/sourcebuild.texi (arm_acq_rel): Document new effective target.
12647 2016-06-01 Eduard Sanou <dhole@openmailbox.org>
12649 * doc/cppenv.texi: Note that the `%s` in `date` is a non-standard
12651 * gcc.c (driver_handle_option): Call set_source_date_epoch_envvar.
12652 * gcc.c (set_source_date_epoch_envvar): New function, sets
12653 the SOURCE_DATE_EPOCH environment variable to the current time.
12655 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
12657 * tree-vect-loop.c (vect_determine_vectorization_factor): Also compute
12658 the factor for live Phi nodes.
12660 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
12662 * loop-dolop.c (doloop_optimize): Us likely max iteration bound.
12663 * tree-parloops.c (parallelize_loops): likewise.
12664 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop,
12665 tree_unswitch_outer_loop): likewise.
12667 2016-06-01 Jakub Jelinek <jakub@redhat.com>
12669 PR middle-end/71371
12670 * gimplify.c (gimplify_omp_for): Temporarily clear gimplify_omp_ctxp
12671 around creation of the temporary.
12673 2016-06-01 Richard Biener <rguenther@suse.de>
12675 PR tree-optimization/71366
12676 * tree-ssa-loop-ivcanon.c (edges_to_remove): New global.
12677 (unloop_loops): Move removing edges here ...
12678 (try_unroll_loop_completely): ... from here.
12679 (try_peel_loop): ... and here.
12680 (tree_unroll_loops_completely_1): Track parent loops via
12681 bitmap of header BBs.
12682 (tree_unroll_loops_completely): Adjust for that.
12684 2016-06-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
12686 * config/rs6000/altivec.h (vec_slv): New macro.
12687 (vec_srv): New macro.
12688 * config/rs6000/altivec.md (UNSPEC_VSLV): New value.
12689 (UNSPEC_VSRV): New value.
12692 * config/rs6000/rs6000-builtin.def (vslv): New builtin definition.
12693 (vsrv): New builtin definition.
12694 * config/rs6000/rs6000-c.c (P9V_BUILTIN_VSLV): Macro expansion to
12695 define argument types for new builtin.
12696 (P9V_BUILTIN_VSRV): Macro expansion to define argument types for
12698 * doc/extend.texi: Document the new vec_vslv and vec_srv built-in
12701 2016-06-01 Uros Bizjak <ubizjak@gmail.com>
12702 Jocelyn Mayer <l_indien@magic.fr>
12705 * config/i386/driver-i386.c (host_detect_local_cpu): Correctly
12706 detect processor family for signature_CENTAUR_ebx.
12707 <case PROCESSOR_I486>: Pass c3, winchip2 or winchip-c6 for
12708 signature_CENTAUR_ebx.
12709 <case PROCESSOR _PENTIUMPRO>: Pass c3-2 for signature_CENTAUR_ebx.
12710 <default>: Pass x86-64 for has_longmode.
12712 2016-06-01 Nathan Sidwell <nathan@acm.org>
12714 * config/nvptx/nvptx.c (nvptx_assemble_undefined_decl): Reject
12717 2016-06-01 Richard Biener <rguenther@suse.de>
12719 PR tree-optimization/71261
12720 * tree-vect-patterns.c (check_bool_pattern): Gather a hash-set
12721 of stmts successfully put in the bool pattern. Remove
12722 single-use restriction.
12723 (adjust_bool_pattern_cast): Add cast at the use site via the
12724 pattern def sequence.
12725 (adjust_bool_pattern): Remove recursion, maintain a hash-map
12726 of patterned defs. Use the pattern def seqence instead of
12727 multiple independent patterns.
12728 (sort_after_uid): New qsort compare function.
12729 (adjust_bool_stmts): New function to process stmts in the bool
12730 pattern in IL order.
12731 (vect_recog_bool_pattern): Adjust.
12732 * tree-if-conv.c (ifcvt_split_def_stmt): Remove.
12733 (ifcvt_walk_pattern_tree): Likewise.
12734 (stmt_is_root_of_bool_pattern): Likewise.
12735 (ifcvt_repair_bool_pattern): Likewise.
12736 (tree_if_conversion): Do not call ifcvt_repair_bool_pattern.
12738 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
12740 * loop-unroll.c (decide_unroll_constant_iterations,
12741 decide_unroll_runtime_iterations, decide_unroll_stupid): Use
12742 likely upper bounds.
12743 * loop-iv.c (find_simple_exit): Dump likely upper bounds.
12745 2016-06-01 Thomas Schwinge <thomas@codesourcery.com>
12747 * tree-core.h (enum omp_clause_code): Remove
12748 OMP_CLAUSE_DEVICE_RESIDENT. Adjust all users.
12750 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12752 * config/arm/sync.md (arm_store_exclusive<mode>):
12753 Use 'H' output modifier on operands[2] rather than creating a new
12754 entry in out-of-bounds memory of the operands array.
12755 (arm_store_release_exclusivedi): Likewise.
12757 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12759 * config/arm/arm.c (arm_fusion_enabled_p): New function.
12760 * config/arm/arm-protos.h (arm_fusion_enabled_p): Declare prototype.
12761 * config/arm/crypto.md (crypto_<crypto_pattern>, CRYPTO_UNARY):
12762 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
12764 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
12766 * tree-vect-loop.c (vect_determine_vectorization_factor): Also take
12767 into account live statements for mask producers.
12769 2016-06-01 Richard Biener <rguenther@suse.de>
12771 PR tree-optimization/71311
12772 * match.pd (@0 < @1 && @0 < @2 -> @0 < min(@1,@2)): Add :c and
12773 restrict to non-INTEGER_CST @0.
12775 2016-06-01 Richard Biener <rguenther@suse.de>
12777 * match.pd ((A & B) - (A & ~B) -> B - (A ^ B)): Add missing :c.
12778 (relational patterns): Use :c to avoid pattern duplications.
12780 2016-06-01 Richard Biener <rguenther@suse.de>
12782 * genmatch.c (comparison_code_p): New predicate.
12783 (swap_tree_comparison): New function.
12784 (commutate): Add for_vec parameter to append new for entries.
12785 Support commutating relational operators by swapping it alongside
12787 (lower_commutative): Adjust.
12788 (dt_simplify::gen): Do not pass artificial operators to gen
12790 (decision_tree::gen): Do not add artificial operators as parameters.
12791 (parser::parse_expr): Verify operator commutativity when :c is
12792 applied. Allow :C to override this.
12793 * match.pd: Adjust patterns to use :C instead of :c where required.
12795 2016-06-01 Patrick Palka <ppalka@gcc.gnu.org>
12797 PR tree-optimization/71077
12798 * tree-ssa-threadedge.c (simplify_control_stmt_condition_1): In
12799 the combining step, use boolean_false_node and boolean_true_node
12800 as the designated false/true return values.
12802 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
12804 * predict.def (PRED_LOOP_EXTRA_EXIT): Define.
12805 * predict.c (predict_iv_comparison): Also check PRED_LOOP_EXTRA_EXIT.
12806 (predict_extra_loop_exits): Use PRED_LOOP_EXTRA_EXIT instead of
12809 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
12811 * doc/invoke.texi (-frename-registers): Drop -fpeel-loops from list
12812 of flags impliying the register renaming.
12813 * toplev.c (process_options): Do not imply flag_rename_registers with
12816 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
12818 * config/sh/sh.h (ASM_OUTPUT_SYMBOL_REF): Remove macro and use the
12819 default implementation.
12821 2016-05-31 Nathan Sidwell <nathan@acm.org>
12823 * dwarf2out.c (cur_line_info_table): Add GTY marker.
12825 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
12827 * config/sh/constraints.md (b): Remove constraint.
12828 * config/sh/predicates.md (arith_reg_operand): Remove
12830 * config/sh/sh-modes.def (PDI): Remove.
12831 * config/sh/sh.c (sh_target_reg_class,
12832 sh_optimize_target_register_callee_saved): Remove functions.
12833 (sh_option_override): Don't set MASK_SAVE_ALL_TARGET_REGS.
12834 (sh_expand_epilogue): Update comment.
12835 (sh_hard_regno_mode_ok, sh_register_move_cost, calc_live_regs,
12836 sh_secondary_reload): Remove TARGET_REGS related code.
12837 * config/sh/sh.h (FIRST_TARGET_REG, LAST_TARGET_REG,
12838 TARGET_REGISTER_P): Remove macros.
12839 (SH_DBX_REGISTER_NUMBER, REG_ALLOC_ORDER): Remove target regs.
12840 * config/sh/sh.md (PR_MEDIA_REG, T_MEDIA_REG, FR23_REG, TR0_REG,
12841 TR1_REG, TR2_REG): Remove constants.
12842 * config/sh/sh.opt (SAVE_ALL_TARGET_REGS): Remove.
12844 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
12846 * config/sh/sh.md (adddi3, subdi3, negdi2, abs<mode>2): Remove
12847 define_expand patterns.
12848 (adddi3_compact): Rename to adddi3.
12849 (subdi3_compact): Rename to subdi3.
12850 (*negdi2): Rename to negdi2.
12851 (*abs<mode>2): Rename to abs<mode>2.
12853 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
12855 * config/rx/rx.md (FETCHOP_NO_MINUS): New code iterator.
12856 (atomic_<fetchop_name>_fetchsi): Extract minus operator into ...
12857 (atomic_sub_fetchsi): ... this new pattern.
12858 (mvtc): Add CC_REG clobber.
12860 2016-05-31 Marek Polacek <polacek@redhat.com>
12862 * gimplify.c (gimplify_switch_expr): Also handle GIMPLE_TRY.
12864 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12866 * config/aarch64/aarch64.c (aarch_macro_fusion_pair_p): Use
12867 aarch64_fusion_enabled_p to check for fusion capabilities.
12869 2016-05-31 Richard Biener <rguenther@suse.de>
12871 PR tree-optimization/71352
12872 * tree-ssa-reassoc.c (zero_one_operation): Handle op equal to
12873 minus one and a negate.
12875 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12877 * config/aarch64/aarch64.c (aarch64_simd_attr_length_move): Delete.
12878 * config/aarch64/aarch64-protos.h (aarch64_simd_attr_length_move):
12880 * config/aarch64/iterators.md (insn_count): Add descriptive comment.
12881 * config/aarch64/aarch64-simd.md (*aarch64_mov<mode>, VSTRUCT modes):
12882 Remove use of aarch64_simd_attr_length_move, set length attribute
12884 (*aarch64_be_movoi): Likewise.
12885 (*aarch64_be_movci): Likewise.
12886 (*aarch64_be_movxi): Likewise.
12888 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
12890 * loop-init.c (gate): Do not enale RTL loop unroller with -fpeel-loops.
12891 It no longer does that.
12892 * toplev.c (process_options): Do not enable flag_web with -fpeel-loops.
12894 2016-05-31 Wladimir J. van der Laan <laanwj@gmail.com>
12896 * config/aarch64/arm_neon.h (vdupb_laneq_s8): Remove spurious
12897 attribute __unused__.
12899 2016-05-31 Thomas Preud'homme <thomas.preudhomme@arm.com>
12901 * config/arm/arm-protos.h (arm_arch_thumb1): Declare.
12902 * config/arm/arm.c (arm_arch_thumb1): Define.
12903 (arm_option_override): Initialize arm_arch_thumb1.
12904 * config/arm/arm.h (arm_arch_thumb1): Declare.
12905 (TARGET_ARM_ARCH_ISA_THUMB): Use arm_arch_thumb to determine if target
12906 support Thumb-1 ISA.
12908 2016-05-31 Kirill Yukhin <kirill.yukhin@intel.com>
12911 * config/i386/sse.md (define_insn_and_split "*vec_extractv4sf_0"): Use
12912 `Yv' for scalar operand.
12914 2016-05-31 Tom de Vries <tom@codesourcery.com>
12916 PR tree-optimization/69068
12917 * graphite-isl-ast-to-gimple.c (copy_bb_and_scalar_dependences): Handle
12918 phis with more than two args.
12920 2016-05-30 Andreas Tobler <andreast@gcc.gnu.org>
12922 * config.gcc: Move hard float support for arm*hf*-*-freebsd* into
12923 armv6*-*-freebsd* for FreeBSD 11. Eliminate the arm*hf*-*-freebsd*
12926 2016-05-30 Jose E. Marchesi <jose.marchesi@oracle.com>
12928 * config.gcc (sparc*-*-*): Support cpu_32, cpu_64, tune_32 and
12930 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
12932 * config/sparc/linux64.h (OPTION_DEFAULT_SPECS): Add entries for
12933 cpu_32, cpu_64, tune_32 and tune_64.
12934 * config/sparc/sol2.h (OPTION_DEFAULT_SPECS): Likewise.
12936 2016-05-30 Uros Bizjak <ubizjak@gmail.com>
12938 * config/i386/sync.md (mfence_nosse): Use "lock orl $0, -4(%esp)".
12940 2016-05-30 Andi Kleen <ak@linux.intel.com>
12942 * auto-profile.c (read_profile): Replace asserts with errors
12943 when file does not exist.
12944 * gcov-io.c (gcov_read_words): Dito.
12946 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
12948 * tree-cfg.c (print_loop): Print likely upper bounds.
12950 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
12952 * doc/invoke.texi (-fpeel-loops,-O3): Update documentation.
12953 * opts.c (default_options): Enable peel loops at -O3.
12954 * tree-ssa-loop-ivcanon.c (peeled_loops): New static var.
12955 (try_peel_loop): Do not re-peel already peeled loops;
12956 use likely upper bounds; fix profile updating.
12957 (pass_complete_unroll::execute): Initialize peeled_loops.
12959 2016-05-30 Martin Liska <mliska@suse.cz>
12961 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Scale
12962 computed costs by frequency of BB they belong to.
12963 (get_scaled_computation_cost_at): New function.
12965 2016-05-30 Alexander Monakov <amonakov@ispras.ru>
12966 Marc Glisse <marc.glisse@inria.fr>
12968 PR tree-optimization/71289
12969 * match.pd (-1 / B < A, A > -1 / B): New transformations.
12971 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
12973 * tree-vect-loop.c (vect_transform_loop): Update likely bounds.
12975 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
12977 * tree-ssa-loop-ivcanon.c (try_peel_loop): Correctly set wont_exit
12978 for peeled copies; avoid underflow when updating estimates; correctly
12979 scale loop profile.
12981 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
12983 * tree-ssa-reassoc.ci (swap_ops_for_binary_stmt): Fix typo from commit
12984 r236875. Corrected oe3 to oe2 as obvious.
12986 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
12988 PR middle-end/71269
12989 PR middle-end/71252
12990 * tree-ssa-reassoc.c (insert_stmt_before_use): Use find_insert_point so
12991 that inserted stmt will not dominate stmts that defines its operand.
12992 (rewrite_expr_tree): Add stmt_to_insert before adding the use stmt.
12993 (rewrite_expr_tree_parallel): Likewise.
12995 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
12997 PR middle-end/71252
12998 * tree-ssa-reassoc.c (swap_ops_for_binary_stmt): Fix swap such that
12999 all fields including stmt_to_insert are swapped.
13001 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
13003 * predict.h (force_edge_cold): Declare.
13004 * predict.c (force_edge_cold): New function.
13005 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Fix profile
13007 (canonicalize_loop_induction_variables): Fix formating.
13009 2016-05-30 Eric Botcazou <ebotcazou@adacore.com>
13011 * config/visium/visium.c (visium_split_double_add): Minor tweaks.
13012 (visium_expand_copysign): Use gen_int_mode directly.
13013 (visium_compute_frame_size): Minor tweaks.
13015 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
13017 * tree-vect-loop.c (vect_analyze_loop_2): Use
13018 likely_max_stmt_executions_int.
13020 2016-05-30 Tom de Vries <tom@codesourcery.com>
13022 PR tree-optimization/69067
13023 * graphite-isl-ast-to-gimple.c (get_def_bb_for_const): Remove assert.
13025 2016-05-29 Uros Bizjak <ubizjak@gmail.com>
13028 * config/i386/sync.md (define_peephole2 atomic_storedi_fpu):
13029 New peepholes to remove unneeded fild/fistp pairs.
13030 (define_peephole2 atomic_loaddi_fpu): Ditto.
13032 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
13034 * predict.c (maybe_hot_frequency_p): Avoid division.
13036 2016-05-28 Gerald Pfeifer <gerald@pfeifer.com>
13038 * doc/install.texi: Use https for shop.fsf.org.
13040 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
13042 * tree-ssa-loop-ivopts.c (estimated_stmt_executions_int): Use
13043 likely_max_stmt_executions_int.
13045 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
13047 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
13048 likely_max_stmt_executions_int.
13050 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
13052 * profile.c (compute_branch_probabilities): Do not report hitrates
13054 (branch_prob): Report hitrates here.
13055 * predict.c (gimple_predict_edge): Do not assert profile status;
13056 fix formatting issues.
13058 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
13060 * predict.c (edge_predicted_by_p): New function.
13061 (predict_paths_for_bb): Do not put multiple predictions of the same type
13064 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
13066 * tree-ssa-loop-niter.c (number_of_iterations_exit): Revert accidental
13069 2016-05-28 Alan Modra <amodra@gmail.com>
13071 * dominance.c (verify_dominators): Don't segfault on NULL imm_bb.
13073 2016-05-28 Alan Modra <amodra@gmail.com>
13075 PR rtl-optimization/71275
13076 * ira.c (ira): Free dominance info.
13078 2016-05-27 Gerald Pfeifer <gerald@pfeifer.com>
13080 * doc/sourcebuild.texi: New address for upstream Go repository.
13082 2016-05-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
13084 * config/arm/arm.h (TARGET_ARM_V6M): Remove.
13085 (TARGET_ARM_V7M): Likewise.
13087 2016-05-26 Jeff Law <law@redhat.com>
13089 * tree-ssa-threadedge.c: Remove include of tree-ssa-threadbackward.h.
13090 (thread_across_edge): Remove calls to find_jump_threads_backwards.
13091 * passes.def: Add jump threading passes before DOM/VRP.
13092 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Change
13093 argument to a basic block from an edge. Remove tests which are
13095 (pass_data_thread_jumps, class pass_thread_jumps): New.
13096 (pass_thread_jumps::gate, pass_thread_jumps::execute): New.
13097 (make_pass_thread_jumps): Likewise.
13098 * tree-pass.h (make_pass_thread_jumps): Declare.
13100 2016-05-27 Eric Botcazou <ebotcazou@adacore.com>
13102 * config/visium/visium-protos.h (split_double_move): Rename into...
13103 (visium_split_double_move): ...this.
13104 (visium_split_double_add): Declare.
13105 * config/visium/visium.c (split_double_move): Rename into...
13106 (visium_split_double_move): ...this.
13107 (visium_split_double_add): New function.
13108 (visium_expand_copysign): Renumber operands for consistency.
13109 * config/visium/visium.md (DImode move splitter): Adjust to renaming.
13110 (DFmode move splitter): Likewise.
13111 (*addi3_insn): Split by means of visium_split_double_add.
13112 (*adddi3_insn_flags): Delete.
13113 (*plus_plus_sltu<subst_arith>): New insn.
13114 (*subdi3_insn): Split by means of visium_split_double_add.
13115 (subdi3_insn_flags): Delete.
13116 (*minus_minus_sltu<subst_arith>): New insn.
13117 (*negdi2_insn): Split by means of visium_split_double_add.
13118 (*negdi2_insn_flags): Delete.
13120 2016-05-27 Ulrich Weigand <uweigand@de.ibm.com>
13122 * configure.ac: Treat a --with-headers option without argument
13123 the same as the default (i.e. consult sys-include directory).
13124 * configure: Regenerate.
13126 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13128 * config/aarch64/aarch64.c (aarch64_fusion_enabled_p): New function.
13129 * config/aarch64/aarch64-protos.h (aarch64_fusion_enabled_p): Declare
13131 * config/aarch64/aarch64-simd.md (aarch64_crypto_aes<aesmc_op>v16qi):
13132 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
13134 2016-05-27 Jiong Wang <jiong.wang@arm.com>
13137 * config/aarch64/aarch64.c (aarch64_expand_builtin_va_start): Honor
13138 tree-stdarg analysis results.
13139 (aarch64_setup_incoming_varargs): Likewise.
13141 2016-05-27 Jiong Wang <jiong.wang@arm.com>
13143 * config/aarch64/aarch64.c (aarch64_build_builtin_va_list): Initialize
13144 va_list_gpr_counter_field and va_list_fpr_counter_field.
13146 2016-05-27 Wilco Dijkstra <wdijkstr@arm.com>
13149 * config/aarch64/aarch64.h (CANNOT_CHANGE_MODE_CLASS): Remove.
13150 * config/aarch64/aarch64.c
13151 (aarch64_cannot_change_mode_class): Remove function.
13152 * config/aarch64/aarch64-protos.h
13153 (aarch64_cannot_change_mode_class): Remove.
13155 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
13157 * cfgloop.c (record_niter_bound): Record likely upper bounds.
13158 (likely_max_stmt_executions_int, get_likely_max_loop_iterations,
13159 get_likely_max_loop_iterations_int): New.
13160 * cfgloop.h (struct loop): Add nb_iterations_likely_upper_bound,
13161 any_likely_upper_bound.
13162 (get_likely_max_loop_iterations_int, get_likely_max_loop_iterations):
13164 * cfgloopmanip.c (copy_loop_info): Copy likely upper bounds.
13165 * loop-unroll.c (unroll_loop_constant_iterations): Update likely
13167 (unroll_loop_constant_iterations): Likewise.
13168 (unroll_loop_runtime_iterations): Likewise.
13169 * lto-streamer-in.c (input_cfg): Stream likely upper bounds.
13170 * lto-streamer-out.c (output_cfg): Likewise.
13171 * tree-ssa-loop-ivcanon.c (try_peel_loop): Update likely upper
13173 (canonicalize_loop_induction_variables): Dump likely upper bounds.
13174 * tree-ssa-loop-niter.c (record_estimate): Record likely upper bounds.
13175 (likely_max_loop_iterations): New.
13176 (likely_max_loop_iterations_int): New.
13177 (likely_max_stmt_executions): New.
13178 * tree-ssa-loop-niter.h (likely_max_loop_iterations,
13179 likely_max_loop_iterations_int, likely_max_stmt_executions_int,
13180 likely_max_stmt_executions): Declare.
13182 2016-05-27 Marek Polacek <polacek@redhat.com>
13184 PR middle-end/71308
13185 * gimple-fold.c (gimple_fold_call): Check that LHS is not null.
13187 2016-05-27 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13189 * config/s390/s390.md (2x risbg splitters): Use
13190 reg_overlap_mentioned_p instead of rtx_equal_p.
13192 2016-05-27 Dominik Vogt <vogt@linux.vnet.ibm.com>
13194 * combine.c (make_compound_operation): Take known zero bits into
13195 account when checking for possible zero_extend.
13197 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13199 * config/aarch64/aarch64.md (ashl<mode>3, SHORT modes):
13200 Use const_int_operand for operand 2 predicate. Simplify expand code
13203 2016-05-27 Ilya Enkovich <ilya.enkovich@intel.com>
13205 PR middle-end/71279
13206 * fold-const.c (fold_ternary_loc): Don't fold VEC_COND_EXPR
13209 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13211 * config/aarch64/aarch64-modes.def (CC_ZESWP, CC_SESWP): Delete.
13212 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Remove condition
13213 that returns CC_SESWPmode and CC_ZESWPmode.
13214 (aarch64_get_condition_code_1): Remove handling of CC_SESWPmode
13216 (aarch64_rtx_costs): Likewise.
13218 2016-05-26 Michael Meissner <meissner@linux.vnet.ibm.com>
13220 * config/rs6000/rs6000.c (rs6000_emit_p9_fp_minmax): New function
13221 for ISA 3.0 min/max support.
13222 (rs6000_emit_p9_fp_cmove): New function for ISA 3.0 floating point
13223 conditional move support.
13224 (rs6000_emit_cmove): Call rs6000_emit_p9_fp_minmax and
13225 rs6000_emit_p9_fp_cmove if the ISA 3.0 instructions are
13227 * config/rs6000/rs6000.md (SFDF2): New iterator to allow doing
13228 conditional moves where the comparison type is different from move
13230 (fp_minmax): New code iterator for smin/smax.
13231 (minmax): New code attributes for min/max.
13232 (SMINMAX): Likewise.
13233 (smax<mode>3): Combine min, max insns into one insn using the
13234 fp_minmax code iterator. Add support for ISA 3.0 min/max
13235 instructions that don't need -ffast-math.
13236 (s<minmax><mode>3): Likewise.
13237 (smax<mode>3_vsx): Likewise.
13238 (smin<mode>3): Likewise.
13239 (s<minmax><mode>3_vsx): Likewise.
13240 (smin<mode>3_vsx): Likewise.
13241 (pre-VSX min/max splitters): Likewise.
13242 (s<minmax><mode>3_fpr): Likewise.
13243 (movsfcc): Rewrite floating point conditional moves to combine
13244 SFmode/DFmode into a single insn.
13245 (mov<mode>cc): Likewise.
13246 (movdfcc): Likewise.
13247 (fselsfsf4): Combine FSEL cases into a single insn, using SFDF and
13248 SFDF2 iterators to handle all combinations.
13249 (fseldfsf4): Likewise.
13250 (fsel<SFDF:mode><SFDF2:mode>4): Likewise.
13251 (fseldfdf4): Likewise.
13252 (fselsfdf4): Likewise.
13253 (mov<SFDF:mode><SFDF2:mode>cc_p9): Add support for the ISA 3.0
13254 comparison instructions that set a 0/-1 mask, and use it for
13255 floating point conditional move via XXSEL.
13256 (fpmask<mode>): Likewise.
13257 (xxsel<mode>): Likewise.
13258 * config/rs6000/predicates.md (min_max_operator): Delete, no
13260 (fpmask_comparison_operaton): New insn for ISA 3.0 comparison
13261 instructions that generate a 0/-1 mask for use with XXSEL.
13262 * config/rs6000/rs6000.h (TARGET_MINMAX_SF): New helper macros to
13263 say whether floating point min/max is available, either through
13264 FSEL, ISA 2.06 min/max, and ISA 3.0 min/max instrucitons.
13265 (TARGET_MINMAX_DF): Likewise.
13267 2016-05-27 Alan Modra <amodra@gmail.com>
13269 PR rtl-optimization/71275
13270 * ira.c (ira): Call loop_optimizer_init to set up bb_loop_depth
13271 for update_equiv_regs and combine_and_move_insns.
13273 2016-05-26 Uros Bizjak <ubizjak@gmail.com>
13275 * config/i386/i386.md (*movqi_internal) <attr "isa">: Use
13276 if_then_else or cond RTXes to calculate attribute value.
13277 * config/i386/mmx.md (*vec_extractv2sf_1) <attr "prefix_rep">: Ditto.
13278 <attr "length_immediate>: Ditto.
13279 (*vec_extractv2sf_1) <attr "length_immediate">: Ditto.
13280 * config/i386/sse.md (sse_loadlps) <attr "length_immediate">: Ditto.
13281 (*vec_concatv2sf_sse4_1) <attr "isa">: Ditto.
13282 <attr "type">: Ditto.
13283 <attr "prefix_data16">: Ditto.
13284 <attr "prefix_extra">: Ditto.
13285 <attr "length_immediate">: Ditto.
13286 <attr "prefix">: Ditto.
13287 (vec_set<mode>_0) <attr "isa">: Ditto.
13288 <attr "prefix_extra">: Ditto.
13289 <attr "length_immediate">: Ditto.
13290 <attr "prefix">: Ditto.
13291 (*vec_interleave_highv2df) <attr "prefix_data16">: Ditto.
13292 (*vec_interleave_lowv2df) <attr "prefix_data16">: Ditto.
13293 (sse2_storelpd) <attr "prefix_data16">: Ditto.
13294 (sse2_loadhpd) <attr "prefix_data16">: Ditto.
13295 (sse2_loadlpd) <attr "prefix_data16">: Ditto.
13296 <attr "length_immediate">: Ditto.
13297 <attr "prefix">: Ditto.
13298 (sse2_movsd) <attr "length_immediate">: Ditto.
13299 <attr "prefix">: Ditto.
13300 (vec_concatv2df) <attr "isa">: Ditto.
13301 <attr "prefix">: Ditto.
13302 (*vec_extractv4si) <attr "prefix_extra">: Ditto.
13303 (*vec_extractv2di_1) <attr "isa">: Ditto.
13304 <attr "type">: Ditto.
13305 <attr "length_immediate">: Ditto.
13306 <attr "prefix_rex">: Ditto.
13307 <attr "prefix_extra">: Ditto.
13308 (*vec_concatv2si_sse4_1) <attr "type">: Ditto.
13309 <attr "prefix_extra">: Ditto.
13310 <attr "length_immediate">: Ditto.
13311 (vec_concatv2di) <attr "isa">: Ditto.
13312 <attr "prefix_extra">: Ditto.
13313 <attr "length_immediate">: Ditto.
13314 <attr "prefix">: Ditto.
13316 2016-05-26 Martin Liska <mliska@suse.cz>
13318 * tree-ssa-loop-ivopts.c (comp_cost::infinite_cost_p): New
13320 (operator+): Likewise.
13321 (operator-): Likewise.
13322 (comp_cost::operator+=): Likewise.
13323 (comp_cost::operator-=): Likewise.
13324 (comp_cost::operator/=): Likewise.
13325 (comp_cost::operator*=): Likewise.
13326 (operator<): Likewise.
13327 (operator==): Likewise.
13328 (operator<=): Likewise.
13329 (new_cost): Remove.
13330 (infinite_cost_p): Likewise.
13331 (add_costs): Likewise.
13332 (sub_costs): Likewise.
13333 (compare_costs): Likewise.
13334 (set_group_iv_cost): Use the newly introduced functions.
13335 (get_address_cost): Likewise.
13336 (get_shiftadd_cost): Likewise.
13337 (force_expr_to_var_cost): Likewise.
13338 (split_address_cost): Likewise.
13339 (ptr_difference_cost): Likewise.
13340 (difference_cost): Likewise.
13341 (get_computation_cost_at): Likewise.
13342 (determine_group_iv_cost_generic): Likewise.
13343 (determine_group_iv_cost_address): Likewise.
13344 (determine_group_iv_cost_cond): Likewise.
13345 (autoinc_possible_for_pair): Likewise.
13346 (determine_group_iv_costs): Likewise.
13347 (cheaper_cost_pair): Likewise.
13348 (iv_ca_recount_cost): Likewise.
13349 (iv_ca_set_no_cp): Likewise.
13350 (iv_ca_set_cp): Likewise.
13351 (iv_ca_cost): Likewise.
13352 (iv_ca_new): Likewise.
13353 (iv_ca_dump): Likewise.
13354 (iv_ca_narrow): Likewise.
13355 (iv_ca_prune): Likewise.
13356 (iv_ca_replace): Likewise.
13357 (try_add_cand_for): Likewise.
13358 (try_improve_iv_set): Likewise.
13359 (find_optimal_iv_set): Likewise.
13361 2016-05-26 Richard Sandiford <richard.sandiford@arm.com>
13363 * tree-ssa-loop-ivopts.c (loop_body_includes_call): Don't assume
13364 that internal functions will clobber all caller-saved registers.
13366 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
13368 * config/aarch64/aarch64.c (aarch64_case_values_threshold):
13369 Return a better case_values_threshold when optimizing.
13371 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
13373 * config/aarch64/aarch64-simd.md (aarch64_combinez):
13374 Add ? to integer variant.
13375 (aarch64_combinez_be): Likewise.
13377 2016-05-26 Jakub Jelinek <jakub@redhat.com>
13379 * config/i386/sse.md (*vcvtps2ph_store<mask_name>): Use v constraint
13380 instead of x constraint.
13381 (vcvtps2ph256<mask_name>): Likewise.
13383 * config/i386/sse.md (*ssse3_palignr<mode>_perm): Add avx512bw
13384 alternative. Formatting fix.
13386 * config/i386/sse.md
13387 (<mask_codefor>avx512vl_shuf_<shuffletype>32x4_1<mask_name>): Rename
13389 (avx512vl_shuf_<shuffletype>32x4_1<mask_name>): ... this.
13390 (*avx_vperm_broadcast_v4sf): Use v constraint instead of x. Use
13391 maybe_evex prefix instead of vex.
13392 (*avx_vperm_broadcast_<mode>): Use v constraint instead of x. Handle
13393 EXT_REX_SSE_REG_P (op0) case in the splitter.
13395 2016-05-25 Jeff Law <law@redhat.com>
13397 PR tree-optimization/71272
13398 * tree-ssa-threadbackward.c (convert_and_register_jump_thread_path):
13399 Update comments. Add test for empty path.
13401 2016-05-25 Bill Seurer <seurer@linux.vnet.ibm.com>
13403 * config/rs6000/altivec.h (vec_cmpne): Add #define for vec_cmpne.
13404 * config/rs6000/rs6000-builtin.def (vec_cmpne): Add vec_cmpne as a
13405 special case builtin.
13406 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
13407 code for ALTIVEC_BUILTIN_VEC_CMPNE.
13408 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
13409 for __builtin_vec_cmpne.
13411 2016-05-25 Eric Botcazou <ebotcazou@adacore.com>
13413 * tree-ssa-phiopt.c (factor_out_conditional_conversion): Remove
13414 redundant test and bail out if the type of the new operand is not
13415 a GIMPLE register type after stripping a VIEW_CONVERT_EXPR.
13417 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
13419 * config/i386/i386.opt (ix86_target_flags_explicit): Remove.
13420 (x_ix86_target_flags_explicit): Remove.
13421 * config/i386/i386.c (ix86_function_specific_save): Do not copy
13422 x_ix86_target_flags_explicit.
13423 (ix86_function_specific_restore): Ditto.
13425 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
13426 H.J. Lu <hongjiu.lu@intel.com>
13429 * common/config/i386/i386-common.c
13430 (OPTION_MASK_ISA_GENERAL_REGS_ONLY_UNSET): New.
13431 (ix86_handle_option) <case OPT_mgeneral_regs_only>: Disable
13432 MPX, MMX, SSE and x87 instructions for -mgeneral-regs-only.
13433 * config/i386/i386.opt (ix86_target_flags): Add new Variable.
13434 (-mgeneral-regs-only): Add new option.
13435 * config/i386/i386.c (ix86_option_override_internal): Don't enable
13436 x87 instructions if only general registers are allowed.
13437 (ix86_target_string): Add ix86_flags argument. Handle additional
13438 flags options through ix86_flags argument. Update all callers.
13439 * doc/invoke.texi (x86 Options): Document -mgeneral-regs-only.
13441 2016-05-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13443 PR rtl-optimization/66940
13444 * ifcvt.c (noce_get_alt_condition): Check that incrementing or
13445 decrementing desired_val will not overflow before performing these
13448 2016-05-25 Ilya Verbin <ilya.verbin@intel.com>
13450 * config/i386/i386-builtin-types.def: Add V16SI_FTYPE_V16SF,
13451 V8DF_FTYPE_V8DF_ROUND, V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND.
13452 * config/i386/i386.c (enum ix86_builtins): Add
13453 IX86_BUILTIN_CVTPS2DQ512_MASK, IX86_BUILTIN_FLOORPS512,
13454 IX86_BUILTIN_FLOORPD512, IX86_BUILTIN_CEILPS512, IX86_BUILTIN_CEILPD512,
13455 IX86_BUILTIN_TRUNCPS512, IX86_BUILTIN_TRUNCPD512,
13456 IX86_BUILTIN_CVTPS2DQ512, IX86_BUILTIN_VEC_PACK_SFIX512,
13457 IX86_BUILTIN_FLOORPS_SFIX512, IX86_BUILTIN_CEILPS_SFIX512,
13458 IX86_BUILTIN_ROUNDPS_AZ_SFIX512.
13459 (builtin_description bdesc_args): Add __builtin_ia32_floorps512,
13460 __builtin_ia32_ceilps512, __builtin_ia32_truncps512,
13461 __builtin_ia32_floorpd512, __builtin_ia32_ceilpd512,
13462 __builtin_ia32_truncpd512, __builtin_ia32_cvtps2dq512,
13463 __builtin_ia32_vec_pack_sfix512, __builtin_ia32_roundps_az_sfix512,
13464 __builtin_ia32_floorps_sfix512, __builtin_ia32_ceilps_sfix512.
13465 Change IX86_BUILTIN_CVTPS2DQ512 to IX86_BUILTIN_CVTPS2DQ512_MASK for
13466 __builtin_ia32_cvtps2dq512_mask.
13467 (ix86_expand_args_builtin): Handle V8DF_FTYPE_V8DF_ROUND,
13468 V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF.
13469 (ix86_builtin_vectorized_function): Handle builtins mentioned above.
13470 * config/i386/sse.md
13471 (<mask_codefor>avx512f_fix_notruncv16sfv16si<mask_name><round_name>):
13473 (avx512f_fix_notruncv16sfv16si<mask_name><round_name>): ... this.
13474 (<mask_codefor>avx512f_cvtpd2dq512<mask_name><round_name>): Rename
13476 (avx512f_cvtpd2dq512<mask_name><round_name>): ... this.
13477 (avx512f_vec_pack_sfix_v8df): New define_expand.
13478 (avx512f_roundpd512): Rename to ...
13479 (avx512f_round<castmode>512): ... this. Change iterator.
13480 (avx512f_roundps512_sfix): New define_expand.
13481 (round<mode>2_sfix): Change iterator.
13483 2016-05-25 Nick Clifton <nickc@redhat.com>
13485 * config/msp430/msp430.c (msp430_attr): Produce an error if a
13486 static interrupt handler is detected.
13487 * config/msp430/msp430.h (LIB_SPEC): Do not use msp430.ld as the
13488 default linker script.
13489 * config/msp430/msp430.md (movpsihi2_lo): New pattern for loading
13490 the low part of a symbolic pointer.
13492 2016-05-25 Richard Biener <rguenther@suse.de>
13494 PR tree-optimization/71261
13495 * tree-if-conv.c (ifcvt_split_def_stmt): Walk uses on the
13496 interesting stmt instead of immediate uses when looking
13497 for the use operand to replace.
13499 2016-05-25 Martin Liska <mliska@suse.cz>
13501 * ipa-inline.c (edge_badness): Use 'w/' instead of 'w'.
13503 2016-05-25 Richard Biener <rguenther@suse.de>
13505 PR tree-optimization/71264
13506 * tree-vect-stmts.c (vect_init_vector): Properly deal with
13509 2016-05-25 Martin Liska <mliska@suse.cz>
13511 PR tree-optimization/71239
13512 * tree.c (array_at_struct_end_p): Do not call operand_equal_p
13513 if DECL_SIZE is NULL.
13515 2016-05-25 Richard Biener <rguenther@suse.de>
13517 * timevar.def (TV_TREE_LOOP_IFCVT): Add.
13518 * tree-if-conv.c (pass_data_if_conversion): Use it.
13520 2016-05-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
13522 * cgraph.c (cgraph_node::get_availability): Fix typo in comment.
13523 * symtab.c (symtab_node::binds_to_current_def_p): Likewise.
13524 * varpool.c (varpool_node::get_availability): Likewise.
13526 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
13528 * config/rs6000/altivec.md (VNEG iterator): New iterator for
13529 VNEGW/VNEGD instructions.
13530 (p9_neg<mode>2): New insns for ISA 3.0 VNEGW/VNEGD.
13531 (neg<mode>2): Add expander for V2DImode added in ISA 2.07, and
13532 support for ISA 3.0 VNEGW/VNEGD instructions.
13534 2016-05-24 Cesar Philippidis <cesar@codesourcery.com>
13536 * gimplify.c (omp_notice_variable): Use zero-length arrays for data
13537 pointers inside OACC_DATA regions.
13538 (gimplify_scan_omp_clauses): Prune firstprivate clause associated
13539 with OACC_DATA, OACC_ENTER_DATA and OACC_EXIT data regions.
13540 (gimplify_adjust_omp_clauses): Fix typo in comment.
13542 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
13544 * config/rs6000/altivec.md (VParity): New mode iterator for vector
13545 parity built-in functions.
13546 (p9v_ctz<mode>2): Add support for ISA 3.0 vector count trailing
13548 (p9v_parity<mode>2): Likewise.
13549 * config/rs6000/vector.md (VEC_IP): New mode iterator for vector
13551 (ctz<mode>2): ISA 3.0 expander for vector count trailing zeros.
13552 (parity<mode>2): ISA 3.0 expander for vector parity.
13553 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_1): New macros for
13555 (BU_P9_64BIT_MISC_0): Likewise.
13556 (BU_P9_MISC_0): Likewise.
13557 (BU_P9V_AV_1): Likewise.
13558 (BU_P9V_AV_2): Likewise.
13559 (BU_P9V_AV_3): Likewise.
13560 (BU_P9V_AV_P): Likewise.
13561 (BU_P9V_VSX_1): Likewise.
13562 (BU_P9V_OVERLOAD_1): Likewise.
13563 (BU_P9V_OVERLOAD_2): Likewise.
13564 (BU_P9V_OVERLOAD_3): Likewise.
13565 (VCTZB): Add vector count trailing zeros support.
13569 (VPRTYBD): Add vector parity support.
13570 (VPRTYBQ): Likewise.
13571 (VPRTYBW): Likewise.
13572 (VCTZ): Add overloaded vector count trailing zeros support.
13573 (VPRTYB): Add overloaded vector parity support.
13574 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
13575 overloaded vector count trailing zeros and parity instructions.
13576 * config/rs6000/rs6000.md (wd mode attribute): Add V1TI and TI for
13577 vector parity support.
13578 * config/rs6000/altivec.h (vec_vctz): Add ISA 3.0 vector count
13579 trailing zeros support.
13580 (vec_cntlz): Likewise.
13581 (vec_vctzb): Likewise.
13582 (vec_vctzd): Likewise.
13583 (vec_vctzh): Likewise.
13584 (vec_vctzw): Likewise.
13585 (vec_vprtyb): Add ISA 3.0 vector parity support.
13586 (vec_vprtybd): Likewise.
13587 (vec_vprtybw): Likewise.
13588 (vec_vprtybq): Likewise.
13589 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
13590 the ISA 3.0 vector count trailing zeros and vector parity built-in
13593 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
13595 * tree-ssa-reassoc.c (sort_by_operand_rank): Skip checking gimple_bb
13596 when there is stmt_to_insert.
13598 2016-05-24 Martin Sebor <msebor@redhat.com>
13601 * tree.h (complete_or_array_type_p): New inline function.
13603 2016-05-24 Jakub Jelinek <jakub@redhat.com>
13605 * config/i386/i386.h (TARGET_AVOID_4BYTE_PREFIXES): Define.
13606 * config/i386/constraints.md (Yr): Test TARGET_AVOID_4BYTE_PREFIXES
13607 rather than X86_TUNE_AVOID_4BYTE_PREFIXES.
13609 * config/i386/sse.md (<sse4_1>_round<ssemodesuffix><avxsizesuffix>):
13610 Limit 1st alternative to noavx isa, split 2nd alternative into one
13611 noavx and one avx alternative, use *x and Bm in the former and
13612 x and m in the latter.
13614 * config/i386/sse.md (vec_set<mode>_0): Use sse4_noavx isa instead
13615 of sse4 for the first alternative, drop %v from the template
13616 and d operand modifier. Split second alternative into one sse4_noavx
13617 and one avx alternative, use *x instead of *v in the former and v
13618 instead of *v in the latter.
13619 (*sse4_1_extractps): Use noavx isa instead of * for the first
13620 alternative, drop %v from the template. Split second alternative into
13621 one noavx and one avx alternative, use *x instead of *v in the
13622 former and v instead of *v in the latter.
13623 (<vi8_sse4_1_avx2_avx512>_movntdqa): Guard the first 2 alternatives
13624 with noavx and the last one with avx.
13625 (sse4_1_phminposuw): Guard first alternative with noavx isa,
13626 split the second one into one noavx and one avx alternative,
13627 use *x and Bm in the former and x and m in the latter one.
13628 (<sse4_1>_ptest<mode>): Use noavx instead of * for the first two
13631 * config/i386/sse.md (sse4_1_<code>v8qiv8hi2<mask_name>): Limit
13632 first two alternatives to noavx, use *x instead of *v in the second
13633 one, add avx alternative without *.
13634 (sse4_1_<code>v4qiv4si2<mask_name>, sse4_1_<code>v4hiv4si2<mask_name>,
13635 sse4_1_<code>v2qiv2di2<mask_name>, sse4_1_<code>v2hiv2di2<mask_name>,
13636 sse4_1_<code>v2siv2di2<mask_name>): Likewise.
13638 2016-05-24 Jeff Law <law@redhat.com>
13640 * tree-ssa-threadbackwards.c (convert_and_register_jump_thread_path):
13641 New function, extracted from...
13642 (fsm_find_control_statement_thread_paths): Here. Use the new function.
13643 Allow simple copies and constant initializations in the SSA chain.
13645 2016-05-24 Marek Polacek <polacek@redhat.com>
13648 * gimplify.c (gimplify_switch_expr): Look into the innermost lexical
13651 2016-05-24 Jakub Jelinek <jakub@redhat.com>
13654 * tree-vect-stmts.c (vectorizable_simd_clone_call): Handle
13655 SIMD_CLONE_ARG_TYPE_LINEAR_REF_CONSTANT_STEP like
13656 SIMD_CLONE_ARG_TYPE_LINEAR_CONSTANT_STEP. Add
13657 SIMD_CLONE_ARG_TYPE_LINEAR_VAL_CONSTANT_STEP and
13658 SIMD_CLONE_ARG_TYPE_LINEAR_UVAL_CONSTANT_STEP cases explicitly.
13660 2016-05-24 Richard Biener <rguenther@suse.de>
13662 PR tree-optimization/71240
13663 * tree-ssa-math-opts.c (init_symbolic_number): Verify the source
13666 2016-05-24 Richard Biener <rguenther@suse.de>
13668 PR tree-optimization/71230
13669 * tree-ssa-reassoc.c (zero_one_operation): Handle negate special ops.
13671 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
13673 * tree-vectorizer.h (vectorizable_comparison): Delete.
13674 * tree-vect-loop.c (vectorizable_reduction): Remove redundant
13675 PURE_SLP_STMT check.
13676 * tree-vect-stmts.c (vectorizable_call): Likewise.
13677 (vectorizable_simd_clone_call): Likewise.
13678 (vectorizable_conversion): Likewise.
13679 (vectorizable_assignment): Likewise.
13680 (vectorizable_shift): Likewise.
13681 (vectorizable_operation): Likewise.
13682 (vectorizable_load): Likewise.
13683 (vectorizable_condition): Likewise.
13684 (vectorizable_store): Likewise. Assert that we don't have
13686 (vectorizable_comparison): Make static. Remove redundant
13687 PURE_SLP_STMT check.
13688 (vect_transform_stmt): Assert that we always have an slp_node
13691 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13693 * config/arm/neon.md (ashldi3_neon): Replace comparison of INTVAL of
13694 operands[2] against 1 with comparison against CONST1_RTX.
13695 (<shift>di3_neon): Likewise.
13696 * config/arm/predicates.md (const0_operand): Replace with comparison
13697 against CONST0_RTX.
13699 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13701 * config/arm/arm.md (ashldi3): Replace comparison of INTVAL of
13702 operands[2] against 1 with comparison against CONST1_RTX.
13703 (ashrdi3): Likewise.
13704 (lshrdi3): Likewise.
13705 (ashlsi3): Replace cast of INTVAL to unsigned HOST_WIDE_INT with
13707 (ashrsi3): Likewise.
13708 (lshrsi3): Likewise.
13709 (rotrsi3): Likewise.
13710 (define_split above *compareqi_eq0): Likewise.
13711 (define_split above "prologue"): Likewise.
13712 * config/arm/arm.c (thumb1_size_rtx_costs): Likewise.
13713 * config/arm/predicates.md (shift_operator): Likewise.
13714 (shift_nomul_operator): Likewise.
13715 (sat_shift_operator): Likewise.
13716 (thumb1_cmp_operand): Likewise.
13717 (const_neon_scalar_shift_amount_operand): Replace manual range
13718 check with IN_RANGE.
13719 * config/arm/thumb1.md (define_peephole2 above *thumb_subdi3):
13720 Replace cast of INTVAL to unsigned HOST_WIDE_INT with UINTVAL.
13722 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13724 * config/arm/arm.md (andsi3): Replace cast of 1 to HOST_WIDE_INT
13725 with HOST_WIDE_INT_1.
13727 * config/arm/arm.c (optimal_immediate_sequence): Replace cast of
13728 1 to unsigned HOST_WIDE_INT with HOST_WIDE_INT_1U.
13729 (arm_canonicalize_comparison): Likewise.
13730 (thumb1_rtx_costs): Replace cast of 1 to HOST_WIDE_INT with
13732 (thumb1_size_rtx_costs): Likewise.
13733 (vfp_const_double_index): Replace cast of 1 to unsigned
13734 HOST_WIDE_INT with HOST_WIDE_INT_1U.
13735 (get_jump_table_size): Replace cast of 1 to HOST_WIDE_INT with
13737 (arm_asan_shadow_offset): Replace cast of 1 to unsigned
13738 HOST_WIDE_INT with HOST_WIDE_INT_1U.
13739 * config/arm/neon.md (vec_set<mode>): Replace cast of 1 to
13740 HOST_WIDE_INT with HOST_WIDE_INT_1.
13742 2016-05-24 Marek Polacek <polacek@redhat.com>
13744 * tree-cfg.h (should_remove_lhs_p): New predicate.
13745 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Use it.
13746 * gimplify.c (gimplify_modify_expr): Likewise.
13747 * tree-cfg.c (verify_gimple_call): Likewise.
13748 * tree-cfgcleanup.c (fixup_noreturn_call): Likewise.
13749 * gimple-fold.c: Include "tree-cfg.h".
13750 (gimple_fold_call): Use should_remove_lhs_p.
13752 2016-05-24 Richard Biener <rguenther@suse.de>
13754 PR tree-optimization/71253
13755 * cfganal.h (control_dependences): Make robust against edge
13757 (control_dependences::control_dependences): Remove edge_list argument.
13758 (control_dependences::get_edge): Remove.
13759 (control_dependences::get_edge_src): Add.
13760 (control_dependences::get_edge_dest): Likewise.
13761 (control_dependences::m_el): Make a vector of edge src/dest index.
13762 * cfganal.c (control_dependences::find_control_dependence): Adjust.
13763 (control_dependences::control_dependences): Likewise.
13764 (control_dependences::~control_dependence): Likewise.
13765 (control_dependences::get_edge): Remove.
13766 (control_dependences::get_edge_src): Add.
13767 (control_dependences::get_edge_dest): Likewise.
13768 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Use
13770 (perform_tree_ssa_dce): Adjust.
13771 * tree-loop-distribution.c (create_edge_for_control_dependence): Use
13773 (pass_loop_distribution::execute): Adjust. Do loop destroying
13774 conditional on changed.
13776 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13779 * config/arm/arm.c (gen_operands_ldrd_strd): Remove bogus early
13780 return. Reindent transformation comment and mention the ARM state
13783 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
13785 PR middle-end/71252
13786 * tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Add stmt_to_insert
13787 after build_and_add_sum creates new use stmt.
13789 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
13791 * tree-vect-stmts.c (vectorizable_load): Reorder checks so that
13792 load_lanes/grouped_load classification comes first. Don't check
13793 whether the vectorization factor is a multiple of the group size
13796 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
13798 * tree-vect-data-refs.c (vect_analyze_group_access_1): Set
13799 GROUP_GAP for single-element interleaving.
13800 * tree-vect-stmts.c (vectorizable_load): Remove force_peeling
13803 2016-05-24 Richard Biener <rguenther@suse.de>
13805 PR middle-end/70434
13807 * tree-ssa.c (non_rewritable_mem_ref_base): Make sure to mark
13808 bases which are accessed with non-invariant indices.
13809 * gimple-fold.c (maybe_canonicalize_mem_ref_addr): Re-write
13810 constant index ARRAY_REFs of vectors into BIT_FIELD_REFs.
13812 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
13814 PR middle-end/71170
13815 * tree-ssa-reassoc.c (struct operand_entry): Add field stmt_to_insert.
13816 (add_to_ops_vec): Add stmt_to_insert.
13817 (add_repeat_to_ops_vec): Init stmt_to_insert.
13818 (insert_stmt_before_use): New.
13819 (transform_add_to_multiply): Remove mult_stmt insertion and add it
13821 (get_ops): Init stmt_to_insert.
13822 (maybe_optimize_range_tests): Likewise.
13823 (rewrite_expr_tree): Insert stmt_to_insert before use stmt.
13824 (rewrite_expr_tree_parallel): Likewise.
13825 (reassociate_bb): Likewise.
13827 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
13830 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal): Drop
13831 ISA 3.0 xxperm fusion alternative.
13832 (altivec_vperm_v8hiv16qi): Likewise.
13833 (altivec_vperm_<mode>_uns_internal): Likewise.
13834 (vperm_v8hiv4si): Likewise.
13835 (vperm_v16qiv8hi): Likewise.
13837 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
13838 Kelvin Nilsen <kelvin@gcc.gnu.org>
13840 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Generate
13841 vpermr/xxpermr on ISA 3.0.
13842 (altivec_expand_vec_perm_le): Likewise.
13843 * config/rs6000/altivec.md (UNSPEC_VPERMR): New unspec.
13844 (altivec_vpermr_<mode>_internal): Add VPERMR/XXPERMR support for
13847 2016-05-23 Uros Bizjak <ubizjak@gmail.com>
13849 * config/i386/i386.h (IS_STACK_MODE): Enable for
13850 TARGET_MIX_SSE_I387. Rewrite using X87_FLOAT_MODE_P and
13851 SSE_FLOAT_MODE_P macros.
13852 * config/i386/i386.c (ix86_preferred_reload_class): Use
13853 IS_STACK_MODE, INTEGER_CLASS_P, FLOAT_CLASS_P and Q_CLASS_P macros.
13854 Cleanup regclass processing for CONST_DOUBLE_P.
13855 (ix86_preferred_output_reload_class): Use IS_STACK_MODE macro.
13856 (ix86_rtx_costs): Remove redundant TARGET_80387 check
13857 with IS_STACK_MODE macro.
13858 * config/i386/i386.md: Replace SSE_FLOAT_MODE_P (DFmode)
13860 (*movdf_internal): Use IS_STACK_MODE macro.
13861 (*movsf_internal): Ditto.
13863 2016-05-23 Marc Glisse <marc.glisse@inria.fr>
13865 * match.pd (a * (1 << b), ~x & ~y, ~X ^ ~Y, (X ^ Y) ^ Y, ~ (-A),
13866 ~ (A - 1), ~(~X >> Y), ~(~X >>r Y)): Relax constraints.
13868 2016-05-23 Jeff Law <law@redhat.com>
13870 * tree-ssa-threadbackward.c (profitable_jump_thread_path): New function
13872 (fsm_find_control_statement_thread_paths): Call it.
13874 2016-05-23 Martin Jambor <mjambor@suse.cz>
13877 * ipa-cp.c (ipa_get_indirect_edge_target_1): Only check value of
13878 from_global_constant if t is not NULL.
13880 2016-05-23 Marek Polacek <polacek@redhat.com>
13883 * common.opt (Wswitch-unreachable): New option.
13884 * doc/invoke.texi: Document -Wswitch-unreachable.
13885 * gimplify.c (gimplify_switch_expr): Implement the -Wswitch-unreachable
13888 2016-05-23 Bin Cheng <bin.cheng@arm.com>
13890 * tree-ssa-address.c (copy_ref_info): Check NULL TMR_STEP when
13891 TMR_INDEX is non-NULL.
13893 2016-05-23 Richard Biener <rguenther@suse.de>
13895 PR tree-optimization/71230
13896 * tree-ssa-reassoc.c (acceptable_pow_call): Move initial condition...
13897 (try_special_add_to_ops): ... here. Always test for single-use.
13899 2016-05-23 Martin Jambor <mjambor@suse.cz>
13901 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Create an empty
13902 default block if a PHI node in the original one would be resized.
13904 2016-05-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
13906 PR tree-optimization/58135
13907 * tree-vect-slp.c: When group size is not multiple
13908 of vector size, allow splitting of store group at
13911 2016-05-23 Christophe Lyon <christophe.lyon@linaro.org>
13913 * config/arm/arm_neon.h (vtst_p16, vtstq_p16): New.
13915 2016-05-22 Jakub Jelinek <jakub@redhat.com>
13917 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
13918 vec_set_hi_<mode><mask_name>): Add && <mask_avx512dq_condition>
13919 condition. For !TARGET_AVX512DQ, emit 32x4 instruction instead
13922 * config/i386/sse.md (vec_set_lo_v16hi, vec_set_hi_v16hi,
13923 vec_set_lo_v32qi, vec_set_hi_v32qi): Add alternative with
13924 v constraint instead of x and vinserti32x4 insn.
13926 * config/i386/sse.md (i128vldq): New mode iterator.
13927 (avx2_vbroadcasti128_<mode>, avx_vbroadcastf128_<mode>): Add
13928 avx512dq and avx512vl alternatives.
13930 * config/i386/sse.md (avx2_vec_dupv4df): Use v instead of x
13931 constraint, use maybe_evex prefix instead of vex.
13932 (vec_dupv4sf): Use v constraint instead of x for output
13933 operand except for noavx alternative, use Yv constraint
13934 instead of x for input. Use maybe_evex prefix instead of vex.
13935 (*vec_dupv4si): Likewise.
13936 (*vec_dupv2di): Likewise.
13938 2016-05-22 Kugan Vivekanandarajah <kuganv@linaro.org>
13940 PR middle-end/40921
13941 * tree-ssa-reassoc.c (try_special_add_to_ops): New.
13942 (linearize_expr_tree): Call try_special_add_to_ops.
13943 (reassociate_bb): Convert MULT_EXPR by (-1) to NEGATE_EXPR.
13945 2016-05-21 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
13947 * config/avr/avr.c (avr_expand_prologue): Add INCOMING_FRAME_SP_OFFSET
13948 to computed stack_usage.
13950 2016-05-21 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
13953 * config/avr/avr.md (define_expand "mov<mode>"): If the source
13954 operand is subreg (symbol_ref) then move the symbol ref to register.
13956 2016-05-21 Jan Hubicka <hubicka@ucw.cz>
13958 * tree.c (array_at_struct_end_p): Look through MEM_REF.
13960 2016-05-21 Kugan Vivekanandarajah <kuganv@linaro.org>
13962 PR middle-end/71179
13963 * tree-ssa-reassoc.c (transform_add_to_multiply): Disallow float
13966 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
13968 * tree-vrp.c (compare_values_warnv): Simplify handling of symbolic
13969 ranges by calling get_single_symbol and tidy up. Look more closely
13970 into NAME + CST1 vs CST2 comparisons if type overflow is undefined.
13972 2016-05-20 Jeff Law <law@redhat.com>
13974 * bitmap.c (bitmap_find_bit): Remove useless test.
13976 2016-05-20 Segher Boessenkool <segher@kernel.crashing.org>
13978 * function.c (thread_prologue_and_epilogue_insns): Commit the
13979 insertion of the epilogue.
13981 2016-05-20 Martin Jambor <mjambor@suse.cz>
13983 PR tree-optimization/70884
13984 * tree-sra.c (initialize_constant_pool_replacements): Do not check
13985 should_scalarize_away_bitmap and cannot_scalarize_away_bitmap bits.
13986 (sort_and_splice_var_accesses): Do not consider multiple scalar reads
13987 of constant pool data as a reason for scalarization.
13989 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
13991 * config/arm/arm.c (arm_expand_prologue): Set the stack usage to 0
13992 for naked functions.
13993 (thumb1_expand_prologue): Likewise.
13995 2016-05-20 Nathan Sidwell <nathan@acm.org>
13997 * config/nvptx/nptx.c (nvptx_option_override): Only set
13998 flag_toplevel_reorder, if not explicitly specified. Set
13999 flag_no_common, unless explicitly specified.
14001 2016-05-20 David Malcolm <dmalcolm@redhat.com>
14003 * calls.c (can_implement_as_sibling_call_p): Mark param
14004 reg_parm_stack_space with ATTRIBUTE_UNUSED.
14006 2016-05-20 Uros Bizjak <ubizjak@gmail.com>
14008 * config/i386/i386.c (ix86_rtx_costs) <case CONST_DOUBLE>:
14009 Use IS_STACK_MODE when calculating cost of standard 80387 constants.
14010 Fallthru to CONST_VECTOR case to calculate cost of standard SSE
14012 <case CONST_WIDE_INT>: Calculate cost of (MEM (SYMBOL_REF)).
14013 (ix86_legitimate_constant_p): Use CASE_CONST_SCALAR_INT
14014 and CASE_CONST_ANY.
14016 2016-05-20 Cesar Philippidis <cesar@codesourcery.com>
14018 * config/nvptx/nvptx.md (sincossf3): New pattern.
14020 2016-05-20 David Malcolm <dmalcolm@redhat.com>
14022 * calls.c (maybe_complain_about_tail_call): New function.
14023 (initialize_argument_information): Call
14024 maybe_complain_about_tail_call when clearing *may_tailcall.
14025 (can_implement_as_sibling_call_p): Call
14026 maybe_complain_about_tail_call when returning false.
14027 (expand_call): Read CALL_EXPR_MUST_TAIL_CALL and, if set,
14028 ensure try_tail_call is set. Call maybe_complain_about_tail_call
14029 if tail-call optimization fails.
14030 * cfgexpand.c (expand_call_stmt): Initialize
14031 CALL_EXPR_MUST_TAIL_CALL from gimple_call_must_tail_p.
14032 * gimple-pretty-print.c (dump_gimple_call): Dump
14033 gimple_call_must_tail_p.
14034 * gimple.c (gimple_build_call_from_tree): Call
14035 gimple_call_set_must_tail with the value of
14036 CALL_EXPR_MUST_TAIL_CALL.
14037 * gimple.h (enum gf_mask): Add GF_CALL_MUST_TAIL_CALL.
14038 (gimple_call_set_must_tail): New function.
14039 (gimple_call_must_tail_p): New function.
14040 * print-tree.c (print_node): Update printing of TREE_STATIC
14041 to reflect its use for CALL_EXPR_MUST_TAIL_CALL.
14042 * tree-core.h (struct tree_base): Add MUST_TAIL_CALL to the
14043 trailing comment listing applicable flags.
14044 * tree.h (CALL_EXPR_MUST_TAIL_CALL): New macro.
14046 2016-05-20 David Malcolm <dmalcolm@redhat.com>
14048 * calls.c (expand_call): Move "Rest of purposes for tail call
14049 optimizations to fail" to...
14050 (can_implement_as_sibling_call_p): ...this new function, and
14051 split into multiple "if" statements.
14053 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
14055 * cfgloop.h (expected_loop_iterations_unbounded,
14056 expected_loop_iterations): Unconstify.
14057 * cfgloopanal.c (expected_loop_iterations_unbounded): Sanity check the
14058 profile with known upper bound; return 3 when profile is absent.
14059 (expected_loop_iterations): Update.
14061 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
14063 * loop-doloop.c (doloop_optimize): Use get_estimated_loop_iterations_int
14064 and get_max_loop_iterations_int.
14066 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
14068 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can not produce
14069 realistic upper bounds here.
14071 2016-05-20 Jakub Jelinek <jakub@redhat.com>
14074 * gimple-fold.c (gimple_fold_call): Do not remove lhs of noreturn
14075 calls if the LHS is variable length or has addressable type.
14076 If targets[0]->decl is a noreturn call with void return type and
14077 zero arguments, adjust fntype and remove lhs in that case.
14079 2016-05-20 Marc Glisse <marc.glisse@inria.fr>
14081 PR tree-optimization/71079
14082 PR tree-optimization/71206
14083 * match.pd ((X ^ Y) ^ (X ^ Z)): Convert the arguments.
14085 2016-05-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
14087 * tree-vectorizer.c (get_vec_alignment_for_decl): New static function.
14088 (get_vec_alignment_for_array_decl): Likewise.
14089 (get_vec_alignment_for_record_decl): Likewise.
14090 (increase_alignment::execute): Move code to find alignment to
14091 get_vec_alignment_for_array_decl and call get_vec_alignment_for_decl.
14092 (type_align_map): New hash_map.
14094 2016-05-20 Richard Guenther <rguenther@suse.de>
14096 PR tree-optimization/29756
14097 * tree.def (BIT_INSERT_EXPR): New tcc_expression tree code.
14098 * expr.c (expand_expr_real_2): Handle BIT_INSERT_EXPR.
14099 * fold-const.c (operand_equal_p): Likewise.
14100 (fold_ternary_loc): Add constant folding of BIT_INSERT_EXPR.
14101 * gimplify.c (gimplify_expr): Handle BIT_INSERT_EXPR.
14102 * tree-inline.c (estimate_operator_cost): Likewise.
14103 * tree-pretty-print.c (dump_generic_node): Likewise.
14104 * tree-ssa-operands.c (get_expr_operands): Likewise.
14105 * cfgexpand.c (expand_debug_expr): Likewise.
14106 * gimple-pretty-print.c (dump_ternary_rhs): Likewise.
14107 * gimple.c (get_gimple_rhs_num_ops): Handle BIT_INSERT_EXPR.
14108 * tree-cfg.c (verify_gimple_assign_ternary): Verify BIT_INSERT_EXPR.
14109 * tree-ssa.c (non_rewritable_lvalue_p): We can rewrite
14110 vector inserts using BIT_FIELD_REF or MEM_REF on the lhs.
14111 (execute_update_addresses_taken): Do it.
14113 2016-05-20 Richard Biener <rguenther@suse.de>
14115 PR tree-optimization/71185
14116 * tree-ssa-loop-prefetch.c (gather_memory_references): Drop
14117 register operations.
14119 2016-05-20 Richard Biener <rguenther@suse.de>
14121 * tree-if-conv.c (add_bb_predicate_gimplified_stmts): Use
14122 gimple_seq_add_seq_without_update.
14123 (release_bb_predicate): Assert we have no operands to free.
14124 (if_convertible_loop_p_1): Calculate post dominators later.
14125 Do not free BB predicates here.
14126 (combine_blocks): Do not recompute BB predicates.
14127 (version_loop_for_if_conversion): Save BB predicates around
14130 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
14132 * function.c (make_epilogue_seq): Remove epilogue_end parameter.
14133 (thread_prologue_and_epilogue_insns): Remove bb_flags. Restructure
14134 code. Ignore sibcalls on EDGE_IGNORE edges.
14135 * shrink-wrap.c (handle_simple_exit): New function. Set EDGE_IGNORE
14136 on edges for sibcalls that run without prologue. The rest of the
14137 function is combined from...
14138 (fix_fake_fallthrough_edge): ... this, and ...
14139 (try_shrink_wrapping): ... a part of this. Remove the bb_with
14140 function argument, make it a local variable.
14142 2016-05-19 Sandra Loosemore <sandra@codesourcery.com>
14144 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Allow
14145 --disable-sjlj-exceptions for TARGET_BI_ARCH to select DWARF-2 EH
14146 for 32-bit mode and SEH for 64-bit.
14147 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): Handle
14148 TARGET_64BIT_DEFAULT.
14150 2016-05-19 Ryan Burn <contact@rnburn.com>
14152 * Makefile.in (GTFILES): Add cilk.h and cilk-common.c.
14153 * gengtype.c (open_base_files): Add cilk.h to ifiles.
14155 2016-05-19 Uros Bizjak <ubizjak@gmail.com>
14157 * sched-deps.c (sched_analyze_2) <case TRAP_IF>: Also
14158 force pending loads from memory.
14160 2016-05-19 Kelvin Nilsen <kelvin@gcc.gnu.org>
14162 * config/rs6000/altivec.md (UNSPEC_DARN): New unspec constant.
14163 (UNSPEC_DARN_32): New unspec constant.
14164 (UNSPEC_DARN_RAW): New unspec constant.
14165 (darn_32): New instruction.
14166 (darn_raw): New instruction.
14167 (darn): New instruction.
14168 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_0): Add
14169 support and documentation for this macro.
14170 (BU_P9_MISC_1): New macro definition.
14171 (BU_P9_64BIT_MISC_0): New macro definition.
14172 (BU_P9_MISC_0): New macro definition.
14173 (darn_32): New builtin definition.
14174 (darn_raw): New builtin definition.
14175 (darn): New builtin definition.
14176 * config/rs6000/rs6000.c: Add #define RS6000_BUILTIN_0 and #undef
14177 RS6000_BUILTIN_0 directives to surround each occurrence of
14178 #include "rs6000-builtin.def".
14179 (rs6000_builtin_mask_calculate): Add in the RS6000_BTM_MODULO and
14180 RS6000_BTM_64BIT flags to the returned mask, depending on
14182 (def_builtin): Correct an error in the assignments made to the
14183 debugging variable attr_string.
14184 (rs6000_expand_builtin): Add support for no-operand built-in
14186 (builtin_function_type): Remove fatal_error assertion that is no
14188 (rs6000_common_init_builtins): Add support for no-operand built-in
14190 * config/rs6000/rs6000.h (RS6000_BTM_MODULO): New macro
14192 (RS6000_BTM_PURE): Enhance comment to clarify intent of this flag
14194 (RS6000_BTM_64BIT): New macro definition.
14195 * doc/extend.texi: Document __builtin_darn (void),
14196 __builtin_darn_raw (void), and __builtin_darn_32 (void) built-in
14199 2016-05-19 Jan Hubicka <hubicka@ucw.cz>
14201 * tree-vect-loop.c (vect_analyze_loop_2): Use also
14202 max_loop_iterations_int.
14204 2016-05-19 Marek Polacek <polacek@redhat.com>
14206 PR tree-optimization/71031
14207 * tree-vrp.c (extract_range_from_binary_expr_1): Turn assert into a
14208 condition and adjust the code a bit.
14210 2016-05-19 Martin Liska <mliska@suse.cz>
14212 * tree-vect-stmts.c (vectorizable_simd_clone_call): Utilize
14213 auto_vec instead of vec.
14215 2016-05-19 Martin Liska <mliska@suse.cz>
14217 * tree-parloops.c (oacc_entry_exit_ok): Release a vector.
14219 2016-05-19 Martin Liska <mliska@suse.cz>
14221 * tree-if-conv.c (ifcvt_repair_bool_pattern): Utilize auto_vecs.
14223 2016-05-19 Martin Liska <mliska@suse.cz>
14225 * ipa-pure-const.c (set_function_state): Remove an existing
14227 (remove_node_data): Do not free it as it's released
14228 in set_function_state.
14230 2016-05-19 Martin Liska <mliska@suse.cz>
14232 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Release
14235 2016-05-19 Martin Liska <mliska@suse.cz>
14237 * omp-simd-clone.c (simd_clone_adjust): Release vector.
14239 2016-05-19 Martin Liska <mliska@suse.cz>
14241 * tree-ssa-reassoc.c (eliminate_duplicate_pair): Truncate
14242 an auto_vec instead of re-creating it.
14244 2016-05-19 Martin Liska <mliska@suse.cz>
14246 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Use
14247 auto_vec instead of vec.
14249 2016-05-19 Martin Liska <mliska@suse.cz>
14251 * lto-section-in.c (lto_get_section_data): Call
14252 lto_check_version with additional argument.
14253 * lto-streamer.c (lto_check_version): Add new argument.
14254 * lto-streamer.h (lto_check_version): Likewise.
14256 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14258 * config/arm/arm.c (arm_new_rtx_costs, SIGN_EXTEND case):
14259 Don't add cost of inner memory when handling sign-extended loads.
14261 2016-05-19 Ilya Enkovich <ilya.enkovich@intel.com>
14263 PR rtl-optimization/71148
14264 * cse.c (cse_main): Free dominance info.
14265 (rest_of_handle_cse): Don't free dominance info.
14266 (rest_of_handle_cse2): Likewise.
14267 (rest_of_handle_cse_after_global_opts): Likewise.
14269 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14272 * config/arm/arm-builtins.c (arm_builtin_vectorized_function): Return
14273 NULL_TREE early if NEON is not available. Remove now redundant check
14274 in ARM_CHECK_BUILTIN_MODE.
14276 2016-05-19 Maxim Ostapenko <m.ostapenko@samsung.com>
14279 * cppbuiltin.c (define_builtin_macros_for_compilation_flags): Add new
14280 builtin __SANITIZE_THREAD__ macros for fsanitize=thread switch.
14281 * doc/cpp.texi: Document new macros.
14283 2016-05-19 Bin Cheng <bin.cheng@arm.com>
14285 PR tree-optimization/69848
14286 * tree-vect-loop.c (vectorizable_reduction): Don't factor
14287 comparison expr out of VEC_COND_EXPR for COND_REDUCTION.
14289 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
14291 * function.c (thread_prologue_and_epilogue_insn): Move the
14292 "goto epilogue_done" one block later.
14294 2016-05-19 Richard Biener <rguenther@suse.de>
14296 PR tree-optimization/70729
14297 * passes.def: Move LIM pass before PRE. Remove no longer
14298 required copyprop and move first DCE out of the loop pipeline.
14300 2016-05-18 David Malcolm <dmalcolm@redhat.com>
14303 * Makefile.in (GCC_OBJS): Move spellcheck.o to...
14304 (OBJS-libcommon-target): ...here.
14305 * opts-common.c: Include spellcheck.h.
14306 (cmdline_handle_error): Build a vec of valid options and use it
14307 to suggest provide hints for misspelled arguments.
14309 2016-05-18 Jakub Jelinek <jakub@redhat.com>
14312 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Don't drop
14313 lhs if it has TREE_ADDRESSABLE type.
14315 2016-05-18 Uros Bizjak <ubizjak@gmail.com>
14318 * config/alpha/alpha.md (trap): Add (use (reg:DI 29)).
14319 (*exception_receiver_1): Return "#" for TARGET_EXPLICIT_RELOCS.
14321 2016-05-18 Martin Jambor <mjambor@suse.cz>
14324 * ipa-cp.c (ipa_get_jf_pass_through_result): Allow non-ip constant
14325 input for NOP_EXPR pass-through functions.
14326 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Allow
14327 aggregate global constant VAR_DECLs in constant jump functions.
14329 2016-05-18 Martin Jambor <mjambor@suse.cz>
14332 * ipa-prop.c (parm_preserved_before_stmt_p): Return true for loads
14333 from TREE_READONLY parameters.
14335 2016-05-18 Martin Jambor <mjambor@suse.cz>
14338 * cgraph.h (cgraph_indirect_call_info): New field
14339 guaranteed_unmodified.
14340 * ipa-cp.c (ipa_get_indirect_edge_target_1): Also pass parameter value
14341 to ipa_find_agg_cst_for_param, check guaranteed_unmodified when
14343 * ipa-inline-analysis.c (evaluate_conditions_for_known_args): Also
14344 pass the parameter value to ipa_find_agg_cst_for_param.
14345 * ipa-prop.c (ipa_load_from_parm_agg): New parameter
14346 guaranteed_unmodified, store AA results there instead of bailing out
14348 (ipa_note_param_call): Also initialize guaranteed_unmodified flag.
14349 (ipa_analyze_indirect_call_uses): Also set guaranteed_unmodified flag.
14350 (find_constructor_constant_at_offset): New function.
14351 (ipa_find_agg_cst_from_init): Likewise.
14352 (ipa_find_agg_cst_for_param): Also seearch for aggregate values in
14353 static initializers of contants, report back through a new paameter
14354 from_global_constant if that was the case.
14355 (try_make_edge_direct_simple_call): Also pass parameter value to
14356 ipa_find_agg_cst_for_param, check guaranteed_unmodified when
14358 (ipa_write_indirect_edge_info): Stream new flag guaranteed_unmodified.
14359 (ipa_read_indirect_edge_info): Likewise.
14360 * ipa-prop.h (ipa_find_agg_cst_for_param): Update declaration.
14361 (ipa_load_from_parm_agg): Likewise.
14363 2016-05-18 Jiong Wang <jiong.wang@arm.com>
14365 PR rtl-optimization/71150
14366 * lra-constraint (process_addr_reg): Guard "in_class_p" with REG_P
14369 2016-05-18 Michael Meissner <meissner@linux.vnet.ibm.com>
14372 * config/rs6000/constraints.md (wE constraint): New constraint
14373 for a vector constant that can be loaded with XXSPLTIB.
14374 (wM constraint): New constraint for a vector constant of a 1's.
14375 (wS constraint): New constraint for a vector constant that can be
14376 loaded with XXSPLTIB and a vector sign extend instruction.
14377 * config/rs6000/predicates.md (xxspltib_constant_split): New
14378 predicates for wE/wS constraints.
14379 (xxspltib_constant_nosplit): Likewise.
14380 (easy_vector_constant): Add support for constants that can be
14381 loaded via XXSPLTIB.
14382 (all_ones_constant): New predicate for vector constant with all
14384 (splat_input_operand): Add support for ISA 3.0 word splat operations.
14385 * config/rs6000/rs6000.c (xxspltib_constant_p): New function to
14386 return if a constant can be loaded with the ISA 3.0 XXSPLTIB
14387 instruction and possibly with a sign extension.
14388 (output_vec_const_move): Add support for XXSPLTIB. If we are
14389 loading up 0/-1 into Altivec registers, prefer using VSPLTISW
14390 instead of XXLXOR/XXLORC.
14391 (rs6000_expand_vector_init): Add support for ISA 3.0 word splat
14393 (rs6000_legitimize_reload_address): Likewise.
14394 (rs6000_output_move_128bit): Use output_vec_const_move to emit
14396 * config/rs6000/vsx.md (VSX_M): Add TImode (if -mvsx-timode) and
14397 combine VSX_M and VSX_M2 into one iterator.
14398 (VSX_M2): Likewise.
14399 (VSINT_84): New iterators for loading constants with XXSPLTIB.
14400 (VSINT_842): Likewise.
14401 (UNSPEC_VSX_SIGN_EXTEND): New UNSPEC.
14402 (xxspltib_v16qi): New insns to load up constants with the ISA 3.0
14403 XXSPLTIB instruction.
14404 (xxspltib_<mode>_nosplit): Likewise.
14405 (xxspltib_<mode>_split): New insn to load up constants with
14406 XXSPLTIB and a sign extend instruction.
14407 (vsx_mov<mode>): Replace single move that handled all vector types
14408 with separate 32-bit and 64-bit moves. Combine the movti_<bit>
14409 moves (when -mvsx-timode is in effect) into the main vector
14410 moves. Eliminate separate moves for <VSr> <VSa>, where the
14411 preferred register class (<VSr>) is listed first, and the
14412 secondary register class (<VSa>) is listed second with a '?' to
14413 discourage use. Prefer loading 0/-1 in any VSX register for ISA
14414 3.0, and Altivec registers for ISA 2.06/2.07 (PR target/70915) so
14415 that if the register was involved in a slow operation, the
14416 clear/set operation does not wait for the slow operation to
14417 finish. Adjust the length attributes for 32-bit mode. Use
14418 rs6000_output_move_128bit and drop the use of the string
14419 instructions for 32-bit movti when -mvsx-timode is in effect. Use
14420 spacing so that the alternatives and attributes don't generate
14421 long lines, and put things in columns, so that it is easier to
14422 match up the operands and attributes with the insn alternatives.
14423 (vsx_mov<mode>_64bit): Likewise.
14424 (vsx_mov<mode>_32bit): Likewise.
14425 (vsx_movti_64bit): Fold movti into normal vector moves.
14426 (vsx_movti_32bit): Likewise.
14427 (vsx_splat_<mode>, V4SI/V4SF modes): Add support for ISA 3.0 word
14428 splat instructions.
14429 (vsx_splat_v4si_internal): Likewise.
14430 (vsx_splat_v4sf_internal): Likewise.
14431 (vector fusion peepholes): Use VSX_M instead of VSX_M2.
14432 (vsx_sign_extend_qi_<mode>): New ISA 3.0 instructions to sign
14433 extend vector elements.
14434 (vsx_sign_extend_hi_<mode>): Likewise.
14435 (vsx_sign_extend_si_v2di): Likewise.
14436 * config/rs6000/rs6000-protos.h (xxspltib_constant_p): Add
14438 * doc/md.texi (PowerPC constraints): Document the wE, wM, and wS
14439 constraints. Add trailing period to wL documentation.
14441 2016-05-18 Richard Sandiford <richard.sandiford@arm.com>
14443 PR middle-end/71020
14444 * tree-dfa.h (replace_abnormal_ssa_names): Declare.
14445 * tree-dfa.c (replace_abnormal_ssa_names): New function.
14446 * tree-call-cdce.c: Include tree-dfa.h.
14447 (can_guard_call_p): New function, extracted from...
14448 (can_use_internal_fn): ...here.
14449 (shrink_wrap_one_built_in_call_with_conds): Remove failure path
14451 (shrink_wrap_one_built_in_call): Likewise.
14452 (use_internal_fn): Likewise.
14453 (shrink_wrap_conditional_dead_built_in_calls): Update accordingly
14454 and return void. Call replace_abnormal_ssa_names.
14455 (pass_call_cdce::execute): Check can_guard_call_p during the
14456 initial walk. Assume shrink_wrap_conditional_dead_built_in_calls
14457 will always change something.
14459 2016-05-18 Martin Jambor <mjambor@suse.cz>
14462 * ipa-prop.c (determine_locally_known_aggregate_parts): Bail out early
14463 if parameter PARAM_IPA_MAX_AGG_ITEMS is zero.
14465 2016-05-18 Martin Jambor <mjambor@suse.cz>
14468 * ipa-inline.h (condition): New field size.
14469 * ipa-inline-analysis.c (add_condition): New parameter SIZE, use it
14470 for comaprison and store it into the new condition.
14471 (evaluate_conditions_for_known_args): Use condition size to check
14472 access sizes for all but CHANGED conditions.
14473 (unmodified_parm_1): New parameter size_p, store access size into it.
14474 (unmodified_parm): Likewise.
14475 (unmodified_parm_or_parm_agg_item): Likewise.
14476 (eliminated_by_inlining_prob): Pass NULL to unmodified_parm as size_p.
14477 (set_cond_stmt_execution_predicate): Extract access sizes and store
14478 them to conditions.
14479 (set_switch_stmt_execution_predicate): Likewise.
14480 (will_be_nonconstant_expr_predicate): Likewise.
14481 (will_be_nonconstant_predicate): Likewise.
14482 (inline_read_section): Stream condition size.
14483 (inline_write_summary): Likewise.
14485 2016-05-18 Richard Biener <rguenther@suse.de>
14487 * tree-ssa-loop-im.c (determine_max_movement): Properly add
14488 condition cost to PHI cost instead of total_cost.
14490 2016-05-18 Martin Liska <mliska@suse.cz>
14493 * ipa-icf.c (sem_variable::merge): Set DECL_PT_UID for
14496 2016-05-18 Richard Biener <rguenther@suse.de>
14498 * lto-streamer.h (LTO_major_version): Bump to 6.
14500 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
14502 * function.c (make_split_prologue_seq, make_prologue_seq,
14503 make_epilogue_seq): New functions, factored out from...
14504 (thread_prologue_and_epilogue_insns): Here.
14506 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
14508 * function.c (rest_of_handle_thread_prologue_and_epilogue): Call
14509 cleanup_cfg with CLEANUP_EXPENSIVE after shrink-wrapping instead
14510 of before. Add a comment.
14512 2016-05-18 Bin Cheng <bin.cheng@arm.com>
14514 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check invariant
14515 expression pointer, not pointer to the pointer.
14517 2016-05-18 Jakub Jelinek <jakub@redhat.com>
14519 * config/i386/sse.md (pbroadcast_evex_isa): New mode attr.
14520 (avx2_pbroadcast<mode>): Add another alternative with v instead
14521 of x constraints in it, using <pbroadcast_evex_isa> isa.
14522 (avx2_pbroadcast<mode>_1): Similarly, add two such alternatives.
14524 * config/i386/sse.md (<ssse3_avx2>_palignr<mode>): Use
14525 constraint x instead of v in second alternative, add avx512bw
14528 * config/i386/sse.md (<ssse3_avx2>_pshufb<mode>3<mask_name>): Use
14529 constraint x instead of v in second alternative, add avx512bw
14532 * config/i386/sse.md (*<ssse3_avx2>_pmulhrsw<mode>3<mask_name>): Use
14533 constraint x instead of v in second alternative, add avx512bw
14536 * config/i386/sse.md (avx2_pmaddubsw256, ssse3_pmaddubsw128): Add
14537 avx512bw alternative.
14539 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
14541 * config/i386/sse.md (define_insn "*andnot<mode>3"): Extend static
14542 array to 128 chars.
14543 (define_insn "*andnottf3"): Ditto.
14544 (define_insn "*<code><mode>3"/any_logic): Ditto.
14545 (define_insn "*<code>tf3"/any_logic): Ditto.
14546 (define_insn "sse2_storehpd"): Use Yv constraint for scalar
14547 operand to block AVX-512VL insn variant emit when it is not enabled.
14549 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
14551 * config/i386/sse.md (define_insn "*vec_concatv2sf_sse4_1"): Use 'Yv'
14552 constraint fot SF mode.
14554 2016-05-18 Petr Murzin <petr.murzin@intel.com>
14555 Kirill Yukhin <kirill.yukhin@intel.com>
14557 * config/i386/sse.md (define_insn "srcp14<mode>"): Use proper operand
14559 (define_insn "rsqrt14<mode>"): Ditto.
14560 (define_insn "<mask_codefor>avx512dq_cvtps2qqv2di<mask_name>"): Ditto.
14561 (define_insn "<fixsuffix>fix_truncv2sfv2di2<mask_name>"): Ditto.
14562 (define_insn "avx512f_<code>v8div16qi2_mask_store"): Ditto.
14563 (define_insn "vec_set_hi_<mode><mask_name>"): Ditto.
14564 (define_insn "<mask_codefor>avx512dq_broadcast<mode><mask_name>"):
14566 (define_insn "*avx512f_gatherdi<mode>"): Ditto.
14567 (define_insn "*avx512f_scatterdi<mode>"): Ditto.
14568 * config/i386/i386.c (ix86_print_operand): Expand check for size
14569 override codes for Intel syntax.
14571 2016-05-18 Richard Biener <rguenther@suse.de>
14573 PR tree-optimization/71168
14574 * tree-loop-distribution.c (distribute_loop): Move *destroy_p
14575 initialization earlier.
14577 2016-05-18 James Greenhalgh <james.greenhalgh@arm.com>
14579 * config/aarch64/aarch64-simd.md
14580 (aarch64_reduc_plus_internal<mode>): Rename to...
14581 (reduc_plus_scal): ...This, and remove previous implementation.
14583 2016-05-18 Richard Biener <rguenther@suse.de>
14585 * passes.def: Put late dse and cd_dce in canonical order.
14587 2016-05-17 Jan Hubicka <hubicka@ucw.cz>
14589 * ipa-inline-transform.c (preserve_function_body_p): Look for
14590 first non-thunk clone.
14591 (save_function_body): Save into first non-thunk.
14592 * lto-cgraph.c (lto_output_edge): When streaming thunk do not look
14594 (lto_output_node): Inline thunks don't need body in every
14596 * lto-streamer-in.c: Do not fixup thunk clones.
14597 * cgraphclones.c (cgraph_node::create_edge_including_clone): Skip
14599 * tree-inline.c (copy_bb): Be prepared for target node to be new after
14602 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
14604 PR middle-end/63586
14605 * tree-ssa-reassoc.c (transform_add_to_multiply): New.
14606 (reassociate_bb): Call transform_add_to_multiply.
14608 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
14610 * config/aarch64/aarch64.c (all_extensions): Removed unused
14613 2016-05-17 Nathan Sidwell <nathan@acm.org>
14615 * config/nvptx/nvptx.c (nvptx_function_arg_boundary): New.
14616 (TARGET_FUNCTION_ARG_BOUNDARY): Override.
14618 2016-05-17 Mikhail Maltsev <maltsevm@gmail.com>
14620 PR tree-optimization/54579
14621 PR middle-end/55299
14622 * match.pd (~(~X >> Y), ~(~X >>r Y), ~(~X <<r Y)): New patterns.
14624 2016-05-17 Marek Polacek <polacek@redhat.com>
14627 * tree-inline.c (expand_call_inline): Call
14628 maybe_remove_unused_call_args.
14630 2016-05-17 Jim Wilson <jim.wilson@linaro.org>
14632 * doc/cpp.texi (__GNUC__): Major version changes are no longer rare.
14633 * doc/invoke.texi (-mnan=2008): Change signalling to signaling.
14634 * doc/md.texi (fmin@var{m}3): Likewise.
14636 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
14638 * match.pd (X & C): New transformation.
14640 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
14642 * match.pd (~X & Y): New transformation.
14644 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
14646 * tree-vrp.c (simplify_truth_ops_using_ranges): Set range
14647 information for new SSA_NAME.
14648 (simplify_conversion_using_ranges): Get range through get_range_info
14649 instead of get_value_range.
14651 2016-05-17 Jiong Wang <jiong.wang@arm.com>
14653 * config/aarch64/arm_neon.h (vmvn_s8): Reimplement using C operator.
14654 Remove inline assembly.
14655 (vmvn_s16): Likewise.
14656 (vmvn_s32): Likewise.
14657 (vmvn_u8): Likewise.
14658 (vmvn_u16): Likewise.
14659 (vmvn_u32): Likewise.
14660 (vmvnq_s8): Likewise.
14661 (vmvnq_s16): Likewise.
14662 (vmvnq_s32): Likewise.
14663 (vmvnq_u8): Likewise.
14664 (vmvnq_u16): Likewise.
14665 (vmvnq_u32): Likewise.
14666 (vmvn_p8): Likewise.
14667 (vmvnq_p16): Likewise.
14669 2016-05-17 Jiong Wang <jiong.wang@arm.com>
14671 * config/aarch64/aarch64-simd.md (vmul_n_f32): Remove inline assembly.
14673 (vmul_n_s16): Likewise.
14674 (vmul_n_s32): Likewise.
14675 (vmul_n_u16): Likewise.
14676 (vmul_n_u32): Likewise.
14677 (vmulq_n_f32): Likewise.
14678 (vmulq_n_f64): Likewise.
14679 (vmulq_n_s16): Likewise.
14680 (vmulq_n_s32): Likewise.
14681 (vmulq_n_u16): Likewise.
14682 (vmulq_n_u32): Likewise.
14684 2016-05-17 Jiong Wang <jiong.wang@arm.com>
14686 * config/aarch64/aarch64-simd.md (*aarch64_mul3_elt_to_128df): Extend
14687 to all supported modes. Rename to "*aarch64_mul3_elt_from_dup".
14689 2016-05-17 Jiong Wang <jiong.wang@arm.com>
14691 * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_to_128df): Rename
14692 to *aarch64_fma4_elt_from_dup<mode>.
14693 (*aarch64_fnma4_elt_to_128df): Rename to
14694 *aarch64_fnma4_elt_from_dup<mode>.
14695 * config/aarch64/arm_neon.h (vfma_n_f64): New.
14696 (vfms_n_f32): Likewise.
14697 (vfms_n_f64): Likewise.
14698 (vfmsq_n_f32): Likewise.
14699 (vfmsq_n_f64): Likewise.
14701 2016-05-17 Gerald Pfeifer <gerald@pfeifer.com>
14703 * wide-int.h: Change fixed_wide_int_storage from class to struct.
14705 2016-05-17 Richard Biener <rguenther@suse.de>
14707 PR tree-optimization/71132
14708 * tree-loop-distribution.c (create_rdg_cd_edges): Pass in loop.
14709 Only add control dependences for blocks in the loop.
14710 (build_rdg): Adjust.
14711 (generate_code_for_partition): Return whether loop should
14712 be destroyed and delay that.
14713 (distribute_loop): Likewise.
14714 (pass_loop_distribution::execute): Record loops to be destroyed
14715 and perform delayed destroying of loops.
14717 2016-05-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14720 * config/aarch64/aarch64-simd.md (aarch64_vmls<mode>): Delete.
14722 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
14724 * config/aarch64/aarch64-elf.h (ASM_OUTPUT_DEF): Delete.
14726 2016-05-17 Ilya Enkovich <ilya.enkovich@intel.com>
14729 * config/i386/i386.c (dimode_scalar_chain::convert_op): Fix
14730 insertion point for instructions generated by validize_mem.
14732 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
14734 * config/aarch64/aarch64.c (SHIFT_COUNT_TRUNCATED): Wrap definition
14737 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
14739 * config/aarch64/aarch64.c
14740 (aarch64_output_simd_mov_immediate): Make "buf_size" a variable
14741 rather than a macro.
14743 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
14745 * doc/invoke.texi (AArch64 Options): Various updates.
14747 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
14749 * ipa-inline-analysis.c (compute_inline_parameters): Disable inlinig
14750 into instrumentation thunks.
14751 * cif-code.def (CIF_CHKP): New.
14753 2016-05-16 Uros Bizjak <ubizjak@gmail.com>
14755 * config/i386/xopintrin.h: Correct "unsinged" typo in the comments.
14757 2016-05-16 Martin Jambor <mjambor@suse.cz>
14759 * hsa-gen.c (fillup_for_decl): Increase alignment to natural one.
14760 (get_symbol_for_decl): Sorry if a global symbol in under-aligned.
14762 2016-05-16 Marek Polacek <polacek@redhat.com>
14764 * gimple.c (maybe_remove_unused_call_args): Fix typos in the
14767 2016-05-16 Martin Jambor <mjambor@suse.cz>
14770 * omp-low.c (grid_expand_target_grid_body): Copy RESULT_DECL of
14771 the outlined kernel function.
14773 2016-05-16 Robert Suchanek <robert.suchanek@imgtec.com>
14775 * config/mips/mips.h (ISA_HAS_LSA): Enable for -mmsa.
14776 (ISA_HAS_DLSA): Ditto.
14778 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
14780 * config/mips/m5100.md (m51_int_load): Update the latency to 2.
14782 2016-05-16 Nathan Sidwell <nathan@acm.org>
14784 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): Revert.
14785 (nvptx_name_replacement): Restore. Add comment.
14786 (write_fn_proto, write_fn_proto_from_insn,
14787 nvptx_output_call_insn): Restore
14788 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Delete.
14790 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
14792 * config/aarch64/aarch64.md
14793 (add<mode>3_compareC_cconly_imm): Remove use of %w.
14794 (add<mode>3_compareC_imm): Likewise.
14795 (<optab>si3_uxtw): Split into register and immediate variants.
14796 (andsi3_compare0_uxtw): Likewise.
14797 (and<mode>3_compare0): Likewise.
14798 (and<mode>3nr_compare0): Likewise.
14799 (stack_protect_test_<mode>): Don't use %x for memory operands.
14801 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
14803 * config/mips/mips-cpus.def (p5600): Add multi-line brackets.
14805 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
14807 * config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3):
14808 Split integer shifts into shift_reg and bfm.
14809 (aarch64_lshr_sisd_or_int_<mode>3): Likewise.
14810 (aarch64_ashr_sisd_or_int_<mode>3): Likewise.
14811 (ror<mode>3_insn): Likewise.
14812 (<optab>si3_insn_uxtw): Likewise.
14813 (<optab><mode>3_insn): Change to rotate_imm.
14814 (extr<mode>5_insn_alt): Likewise.
14815 (extrsi5_insn_uxtw): Likewise.
14816 (extrsi5_insn_uxtw_alt): Likewise.
14818 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
14820 * doc/tm.texi: Regenerate.
14821 * doc/tm.texi.in (TARGET_INVALID_PARAMETER_TYPE): Remove.
14822 (TARGET_INVALID_RETURN_TYPE): Remove.
14823 * system.h: Poison TARGET_INVALID_PARAMETER_TYPE and
14824 TARGET_INVALID_RETURN_TYPE.
14825 * target.def (invalid_parameter_type): Remove.
14826 (invalid_return_type): Remove.
14828 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
14830 * ipa-inline-analysis.c (compute_inline_parameters): Be more reailistic
14831 on estimating thunk bodies; do not set inline_failed to CIF_THUNK for
14833 * ipa-inline-transform.c (inline_call): When inlining into thunk produce
14835 (preserve_function_body_p): No need to preserve function body
14836 * cif-codes.def (CIF_THUNK): Remove.
14837 * cgraphclones.c (duplicate_thunk_for_node): Thunks calls are inlinable.
14839 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
14841 * tree-inline.c (expand_call_inline): recurse after inlining thunk.
14843 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
14845 * tree.c (free_lang_data_in_decl): Also set target/optimization flags
14848 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
14850 * ipa-inline.c (report_inline_failed_reason): Look into thunks, too
14851 (inline_small_functions): Do not look for function symbol when
14854 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
14856 * lto-cgraph.c (compute_ltrans_boundary, output_symtab): Fix handling
14859 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
14860 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14861 Jiong Wang <jiong.wang@arm.com>
14863 * config/arm/arm-c.c (arm_cpu_builtins): Use def_or_undef_macro
14864 for __ARM_FP16_FORMAT_IEEE and __ARM_FP16_FORMAT_ALTERNATIVE.
14865 Define __ARM_FP16_ARGS when appropriate.
14866 * config/arm/arm.c (arm_invalid_parameter_type): Remove
14868 (arm_invalid_return_type): Likewise.
14869 (TARGET_INVALID_PARAMETER_TYPE): Remove.
14870 (TARGET_INVALID_RETURN_TYPE): Remove.
14871 (aapcs_vfp_sub_candidate): Allow HFmode.
14872 (aapcs_vfp_allocate): Add comment. Support HFmode.
14873 (aapcs_vfp_allocate_return_reg): Likewise.
14874 (struct aapcs_cp_arg_layout): Slightly reword comments for
14875 is_return_candidate and allocate_return_reg.
14876 (output_mov_vfp): Update assert.
14877 (arm_hard_regno_mode_ok): Remove comment, update HF-mode
14879 (arm_invalid_parameter_type): Remove.
14880 (amr_invalid_return_type): Remove.
14881 * config/arm/arm.h (TARGET_NEON_FP16): Fix definition.
14882 * config/arm/arm.md (*arm32_movhf): Disable for TARGET_VFP.
14883 * config/arm/vfp.md (*movhf_vfp): Enable for TARGET_VFP.
14885 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
14887 * config/aarch64/aarch64.h (LEGITIMIZE_RELOAD_ADDRESS): Remove.
14888 * config/aarch64/arch64-protos.h
14889 (aarch64_legitimize_reload_address): Remove.
14890 * config/aarch64/aarch64.c (aarch64_legitimize_reload_address):
14893 2016-05-16 Eric Botcazou <ebotcazou@adacore.com>
14895 * configure.ac: Add ACX_NONCANONICAL_HOST.
14896 * configure: Regenerate.
14897 * Makefile.in: Set host_noncanonical.
14899 2016-05-14 Uros Bizjak <ubizjak@gmail.com>
14902 * config/i386/i386.md (*movtf_internal): Before register allocation,
14903 do not allow FP constants for CM_MEDIUM memory model, allow only
14904 standard FP constants for CM_LARGE and CM_LARGE_PIC models.
14905 (*movxf_internal): Ditto.
14906 (*movdf_internal): Ditto.
14907 (*movsf_internal): Ditto.
14909 2016-05-13 Segher Boessenkool <segher@kernel.crashing.org>
14911 PR rtl-optimization/67483
14912 * combine.c (make_compound_operation): Don't call extract_left_shift
14913 with negative shift amounts.
14915 2016-05-13 Jakub Jelinek <jakub@redhat.com>
14918 * fold-const.c (fold_checksum_tree): Allow modification
14919 of TYPE_ALIAS_SET during folding.
14921 * config/i386/i386.c (ix86_compute_frame_layout, ix86_expand_prologue,
14922 ix86_expand_split_stack_prologue): Use HOST_WIDE_INT_C macro.
14923 (ix86_split_to_parts): Likewise. Fix up formatting.
14925 2016-05-13 H.J. Lu <hongjiu.lu@intel.com>
14927 * tree-ssa-loop-ivopts.c (create_new_ivs): Cast to
14928 unsigned HOST_WIDE_INT with HOST_WIDE_INT_PRINT_UNSIGNED in
14931 2016-05-13 Nathan Sidwell <nathan@acm.org>
14933 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): New.
14934 (nvptx_name_replacement): Delete.
14935 (write_fn_proto, write_fn_proto_from_insn,
14936 nvptx_output_call_insn): Remove nvptx_name_replacement call.
14937 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Override.
14938 * langhooks.c (add_builtin_funcction_common): Call
14939 targetm.mangle_decl_assembler_name.
14941 * config/nvptx/nvptx.c (write_fn_proto): Handle
14942 BUILT_IN_ATOMIC_COMPARE_EXCHANGE_n oddity.
14944 2016-05-13 Martin Liska <mliska@suse.cz>
14946 * tree-ssa-loop-ivopts.c (create_new_ivs): Use HOST_WIDE_INT_PRINT_DEC
14947 and PRIu64 in printf format.
14949 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14951 * tree-ssa-loop-ivanon.c (try_unroll_loop_completely): Typo fix in
14954 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14956 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
14957 Change --param max-completely-peeled-times to
14958 --param max-completely-peel-times in dump file printing.
14960 2016-05-13 Richard Biener <rguenther@suse.de>
14962 PR tree-optimization/42587
14963 * tree-ssa-math-opts.c (perform_symbolic_merge): Handle BIT_FIELD_REF.
14964 (find_bswap_or_nop_1): Likewise.
14965 (bswap_replace): Likewise.
14967 2016-05-13 Martin Liska <mliska@suse.cz>
14969 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern):
14970 Initialize a variable with default value.
14972 2016-05-13 Martin Liska <mliska@suse.cz>
14974 * doc/invoke.texi: Enhance explanation of error recovery
14977 2016-05-13 Martin Liska <mliska@suse.cz>
14979 * tree-ssa-loop-ivopts.c (avg_loop_niter): Fix coding style.
14980 (struct cost_pair): Change inv_expr_id (int) to inv_expr
14981 (iv_inv_expr_ent *).
14982 (struct iv_inv_expr_ent): Comment struct fields.
14983 (sort_iv_inv_expr_ent): New function.
14984 (struct ivopts_data): Rename inv_expr_id to max_inv_expr_id.
14985 (struct iv_ca): Replace used_inv_expr and num_used_inv_expr with
14986 a hash_map between iv_inv_expr_ent and number of usages.
14987 (niter_for_exit): Fix coding style.
14988 (tree_ssa_iv_optimize_init): Use renamed variable.
14989 (determine_base_object): Fix coding style.
14990 (alloc_iv): Likewise.
14991 (find_interesting_uses_outside): Likewise.
14992 (add_candidate_1): Likewise.
14993 (add_standard_iv_candidates): Likewise.
14994 (set_group_iv_cost): Replace inv_expr_id with inv_expr.
14995 (prepare_decl_rtl): Fix coding style.
14996 (get_address_cost): Likewise.
14997 (get_shiftadd_cost): Likewise.
14998 (force_expr_to_var_cost): Likewise.
14999 (compare_aff_trees): Likewise.
15000 (get_expr_id): Restructure the function.
15001 (get_loop_invariant_expr_id): Renamed to
15002 get_loop_invariant_expr.
15003 (get_computation_cost_at): Replace usage of inv_expr_id with
15005 (get_computation_cost): Likewise.
15006 (determine_group_iv_cost_generic): Likewise.
15007 (determine_group_iv_cost_address): Likewise.
15008 (iv_period): Fix coding style.
15009 (iv_elimination_compare_lt): Likewise.
15010 (may_eliminate_iv): Likewise.
15011 (determine_group_iv_cost_cond): Replace usage of inv_expr_id with
15013 (determine_group_iv_costs): Dump invariant expressions.
15014 (iv_ca_recount_cost): Use the newly added hash_map.
15015 (iv_ca_set_remove_invariants): Fix coding style.
15016 (iv_ca_set_add_invariants): Fix coding style.
15017 (iv_ca_set_no_cp): Utilize the newly added hash_map for used
15019 (iv_ca_set_cp): Likewise.
15020 (iv_ca_new): Initialize the newly added hash_map and remove
15021 initialization of fields.
15022 (iv_ca_free): Delete the hash_map.
15023 (iv_ca_dump): Dump invariant expressions.
15024 (iv_ca_extend): Fix coding style.
15025 (try_add_cand_for): Likewise.
15026 (create_new_ivs): Dump information about # of avg iterations and
15027 # of used invariant expressions.
15028 (rewrite_use_compare): Fix coding style.
15029 (free_loop_data): Set default value for max_inv_expr_id.
15031 2016-05-13 Ilya Enkovich <ilya.enkovich@intel.com>
15033 * cse.c (rest_of_handle_cse): Use cleanup_cfg
15034 returned value cse_cfg_altered computation.
15035 (rest_of_handle_cse2): Likewise.
15036 (rest_of_handle_cse_after_global_opts): Likewise.
15038 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
15041 * config/arm/arm.c (arm32_output_mi_thunk): New.
15042 (arm_output_mi_thunk): Rename to arm_thumb1_mi_thunk. Rework
15043 to split Thumb1 vs TARGET_32BIT functionality.
15044 (arm_thumb1_mi_thunk): New.
15046 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
15048 * config/aarch64/aarch64.c (TARGET_OMIT_STRUCT_RETURN_REG): Set
15051 2016-05-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
15054 * config/i386/i386.c (ix86_in_large_data_p): Guard against NULL exp.
15056 2016-05-13 Eric Botcazou <ebotcazou@adacore.com>
15058 * builtins.c (expand_builtin_memcmp): Do not emit the call here.
15059 (expand_builtin_trap): Emit a regular call.
15060 (set_builtin_user_assembler_name): Remove obsolete cases.
15061 * dse.c (scan_insn): Adjust.
15062 * except.c: Include calls.h.
15063 (sjlj_emit_function_enter): If DONT_USE_BUILTIN_SETJMP is defined,
15064 emit a regular call to setjmp.
15065 * expr.c (emit_block_move_hints): Call emit_block_copy_via_libcall.
15066 (block_move_libcall_safe_for_call_parm): Use memcpy builtin.
15067 (emit_block_move_via_libcall): Delete.
15068 (block_move_fn): Delete.
15069 (init_block_move_fn): Likewise.
15070 (emit_block_move_libcall_fn): Likewise.
15071 (emit_block_op_via_libcall): New function.
15072 (set_storage_via_libcall): Tidy up and use memset builtin.
15073 (block_clear_fn): Delete.
15074 (init_block_clear_fn): Likewise.
15075 (clear_storage_libcall_fn): Likewise.
15076 (expand_assignment): Call emit_block_move_via_libcall.
15077 Do not include gt-expr.h.
15078 * expr.h (emit_block_op_via_libcall): Declare.
15079 (emit_block_copy_via_libcall): New inline function.
15080 (emit_block_move_via_libcall): Likewise.
15081 (emit_block_comp_via_libcall): Likewise.
15082 (block_clear_fn): Delete.
15083 (init_block_move_fn): Likewise.
15084 (init_block_clear_fn): Likewise.
15085 (emit_block_move_via_libcall): Likewise.
15086 (set_storage_via_libcall): Add default parameter value.
15087 * libfuncs.h (enum libfunc_index): Remove obsolete values.
15088 (abort_libfunc): Delete.
15089 (memcpy_libfunc): Likewise.
15090 (memmove_libfunc): Likewise.
15091 (memcmp_libfunc): Likewise.
15092 (memset_libfunc): Likewise.
15093 (setbits_libfunc): Likewise.
15094 (setjmp_libfunc): Likewise.
15095 (longjmp_libfunc): Likewise.
15096 (profile_function_entry_libfunc): Likewise.
15097 (profile_function_exit_libfunc): Likewise.
15098 (gcov_flush_libfunc): Likewise.
15099 * optabs-libfuncs.c (build_libfunc_function): Set DECL_ARTIFICIAL
15100 and DECL_VISIBILITY on the declaration.
15101 (init_optabs): Do not initialize obsolete libfuncs.
15102 * optabs.c (prepare_cmp_insn): Call emit_block_comp_via_libcall.
15103 * tree-core.h (ECF_RET1): Define.
15104 (ECF_TM_PURE): Adjust.
15105 (ECF_TM_BUILTIN): Likewise.
15106 * tree.c (set_call_expr_flags): Deal with ECF_RET1.
15107 (build_common_builtin_nodes): Initialize abort builtin.
15108 Add ECF_RET1 on memcpy, memmove and memset builtins.
15109 Pass final flags for alloca and alloca_with_align builtins.
15110 * config/alpha/alpha.c (alpha_init_libfuncs): Do not initialize
15112 * config/ia64/ia64.c (ia64_vms_init_libfuncs): Likewise.
15113 * config/i386/i386.c (ix86_expand_set_or_movmem): Adjust call to
15114 set_storage_via_libcall and call emit_block_copy_via_libcall.
15116 2016-05-12 Uros Bizjak <ubizjak@gmail.com>
15118 * config/i386/i386.md (*call_got_x32): Change operand 0 to
15119 DImode before it is passed to ix86_output_call_operand.
15120 (*call_value_got_x32): Ditto for operand 1.
15122 2016-05-12 Jiong Wang <jiong.wang@arm.com>
15124 PR rtl-optimization/70904
15125 * lra-constraint.c (process_addr_reg): Relax the restriction on subreg
15126 reload for wide mode.
15128 2016-05-12 Marek Polacek <polacek@redhat.com>
15131 * langhooks-def.h (lhd_incomplete_type_error): Adjust declaration.
15132 * langhooks.c (lhd_incomplete_type_error): Add location parameter.
15133 * langhooks.h (incomplete_type_error): Likewise.
15134 * tree.c (size_in_bytes_loc): Renamed from size_in_bytes. Add location
15135 parameter, pass it down to incomplete_type_error.
15136 * tree.h (size_in_bytes): New inline overload.
15137 (size_in_bytes_loc): Renamed from size_in_bytes.
15139 2016-05-12 Richard Biener <rguenther@suse.de>
15141 PR tree-optimization/71059
15142 * tree-ssa-pre.c (phi_translate_1): Fully fold translated
15143 nary before looking up or entering the expression into the VN
15145 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): Fix comment typo.
15146 Make sure to re-use NARYs without result as inserted by
15149 2016-05-12 Richard Biener <rguenther@suse.de>
15151 PR tree-optimization/71062
15152 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
15154 * tree-ssa-structalias.c (set_uids_in_ptset): Set
15155 vars_contains_restrict if the var is a restrict tag.
15156 * tree-ssa-alias.c (ptrs_compare_unequal): If vars_contains_restrict
15157 do not disambiguate pointers against it.
15158 (dump_points_to_solution): Re-structure and adjust for new
15159 vars_contains_restrict flag.
15160 * gimple-pretty-print.c (pp_points_to_solution): Likewise.
15162 2016-05-12 Martin Liska <mliska@suse.cz>
15164 * doc/invoke.texi: Explain connection between
15165 -fsanitize-recover=address and ASAN_OPTIONS="halt_on_error=1".
15167 2016-05-12 Ilya Enkovich <ilya.enkovich@intel.com>
15169 PR tree-optimization/71006
15170 * tree-vect-loop.c (vect_determine_vectorization_factor): Don't
15171 consider COND_EXPR as a mask producer.
15173 2016-05-12 Marek Polacek <polacek@redhat.com>
15176 * opts.c (common_handle_option): Detect missing argument for --help^.
15178 2016-05-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15181 * config/arm/arm.c (arm_output_multireg_pop): Avoid POP instruction
15182 when popping the PC and within an interrupt handler routine.
15183 Add missing tab to output of "ldmfd".
15184 (output_return_instruction): Output LDMFD with SP update rather
15185 than POP when returning from interrupt handler.
15187 2016-05-12 Jakub Jelinek <jakub@redhat.com>
15189 * config/i386/i386.md (isa): Add x64_avx512dq, enable if
15190 TARGET_64BIT && TARGET_AVX512DQ.
15191 * config/i386/sse.md (*vec_extract<mode>): Add avx512bw alternatives.
15192 (*vec_extract<PEXTR_MODE12:mode>_zext): Add avx512bw alternative.
15193 (*vec_extract<ssevecmodelower>_0, *vec_extractv4si_0_zext,
15194 *vec_extractv2di_0_sse): Use v constraint instead of x constraint.
15195 (*vec_extractv4si): Add avx512dq and avx512bw alternatives.
15196 (*vec_extractv4si_zext): Add avx512dq alternative.
15197 (*vec_extractv2di_1): Add x64_avx512dq and avx512bw alternatives,
15198 use v instead of x constraint in other alternatives where possible.
15200 * config/i386/sse.md (sse2_loadld): Use v instead of x
15201 constraint in alternatives 0,1,4.
15203 * config/i386/sse.md (pinsr_evex_isa): New mode attr.
15204 (<sse2p4_1>_pinsr<ssemodesuffix>): Add 2 alternatives with
15205 v constraints instead of x and <pinsr_evex_isa> isa attribute.
15208 * config/i386/sse.md (<sse2_avx2>_packssdw<mask_name>,
15209 <sse4_1_avx2>_packusdw<mask_name>): Make sure EVEX encoded insn
15210 is not emitted unless TARGET_AVX512BW.
15211 (<sse2_avx2>_packuswb<mask_name>, <sse2_avx2>_packsswb<mask_name>):
15212 Likewise. For TARGET_AVX512BW, use "=v" constraint instead of "=x"
15213 for the result operand.
15215 * config/i386/sse.md (*vec_setv4sf_sse4_1, sse4_1_insertps): Use v
15216 constraint instead of x in avx alternatives. Use maybe_evex instead
15219 * config/i386/constraints.md (Yv): New constraint.
15220 * config/i386/i386.h (VALID_AVX512VL_128_REG_MODE): Allow
15221 TFmode and V1TImode in xmm16+ registers for TARGET_AVX512VL.
15222 * config/i386/i386.md (avx512fvecmode): New mode attr.
15223 (*pushtf): Use v constraint instead of x.
15224 (*movtf_internal): Likewise. For TARGET_AVX512VL and
15225 xmm16+ registers, use vmovdqu64 or vmovdqa64 instructions.
15226 (*absneg<mode>2): Use Yv constraint instead of x constraint.
15227 (*absnegtf2_sse): Likewise.
15228 (copysign<mode>3_const, copysign<mode>3_var): Likewise.
15229 * config/i386/sse.md (*andnot<mode>3): Add avx512vl and
15230 avx512f alternatives.
15231 (*andnottf3, *<code><mode>3, *<code>tf3): Likewise.
15233 2016-05-12 Richard Biener <rguenther@suse.de>
15235 PR tree-optimization/71060
15236 * tree-data-ref.c (initialize_data_dependence_relation): Do not
15237 require exact match of DR_BASE_OBJECT but only matching address and
15240 2016-05-12 Richard Biener <rguenther@suse.de>
15242 PR tree-optimization/70986
15243 * cfganal.c: Include cfgloop.h.
15244 (dfs_find_deadend): Prefer to take edges exiting loops.
15246 2016-05-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
15248 * gcc.target/powerpc/pr70963.c: Require at least power8 at both
15249 compile and run time.
15251 2016-05-11 Mikhail Maltsev <maltsevm@gmail.com>
15254 * doc/invoke.texi (Wduplicate-decl-specifier): Document new option.
15256 2016-05-11 Uros Bizjak <ubizjak@gmail.com>
15258 * config/i386/i386.c (legitimize_pic_address): Use
15259 copy_to_suggested_reg instead of gen_movsi.
15261 2016-05-11 Michael Meissner <meissner@linux.vnet.ibm.com>
15263 * config/rs6000/predicates.md (quad_memory_operand): Move most of
15264 the code into quad_address_p and call it to share code with
15265 vsx_quad_dform_memory_operand.
15266 (vsx_quad_dform_memory_operand): New predicate for ISA 3.0 vector
15268 * config/rs6000/rs6000.opt (-mlra): Switch to being an option mask
15269 bit instead of being a separate word. Split -mpower9-dform into
15270 two switches, -mpower9-dform-scalar and -mpower9-dform-vector.
15271 * config/rs6000/rs6000.c (RELOAD_REG_QUAD_OFFSET): New addr_mask
15272 for the register class supporting 128-bit quad word memory offsets.
15273 (mode_supports_vsx_dform_quad): Helper function to return if the
15274 register class uses quad word memory offsets.
15275 (rs6000_debug_addr_mask): Add support for quad word memory offsets.
15276 (rs6000_debug_reg_global): Always print if we are using LRA or not.
15277 (rs6000_setup_reg_addr_masks): If ISA 3.0 vector d-form
15278 instructions are enabled, set up the appropriate addr_masks for
15280 (rs6000_init_hard_regno_mode_ok): wb constraint is now based on
15281 -mpower9-dform-scalar, instead of -mpower9-dform.
15282 (rs6000_option_override_internal): Split -mpower9-dform into two
15283 switches, -mpower9-dform-scalar and -mpower9-dform-vector. The
15284 -mpower9-dform switch sets or clears both. If we are not using
15285 the LRA register allocator, do not enable -mpower9-dform-vector by
15286 default. If we are using LRA, enable -mpower9-dform-vector and
15287 -mvsx-timode if it is appropriate. Issue a warning if either
15288 -mpower9-dform-vector or -mvsx-timode are explicitly used without
15290 (quad_address_offset_p): New helper function to return if the
15291 offset is legal for quad word memory instructions.
15292 (quad_address_p): New function to determin if GPR or vector
15293 register quad word memory addresses are legal.
15294 (mem_operand_gpr): Validate quad word address offsets.
15295 (reg_offset_addressing_ok_p): Add support for ISA 3.0 vector
15296 d-form (register + offset) instructions.
15297 (offsettable_ok_by_alignment): Likewise.
15298 (rs6000_legitimate_offset_address_p): Likewise.
15299 (legitimate_lo_sum_address_p): Likewise.
15300 (rs6000_legitimize_address): Likewise.
15301 (rs6000_legitimize_reload_address): Add more debug statements for
15303 (rs6000_legitimate_address_p): Add support for ISA 3.0 vector
15304 d-form instructions.
15305 (rs6000_secondary_reload_memory): Add support for ISA 3.0 vector
15306 d-form instructions. Distinguish different cases in debug
15307 output. (rs6000_secondary_reload_inner): Add support for ISA 3.0 vector
15308 d-form instructions.
15309 (rs6000_preferred_reload_class): Likewise.
15310 (rs6000_output_move_128bit): Add support for ISA 3.0 d-form
15311 instructions. If ISA 3.0 is available, generate lxvx/stxvx instead
15312 of the ISA 2.06 indexed memory instructions.
15313 (rs6000_emit_prologue): If we have ISA 3.0 d-form instructions,
15314 use them to save/restore the saved vector registers instead of
15315 using Altivec instructions.
15316 (rs6000_emit_epilogue): Likewise.
15317 (rs6000_lra_p): Use TARGET_LRA instead of the old option word.
15318 (rs6000_opt_masks): Split -mpower9-dform into
15319 -mpower9-dform-scalar and -mpower9-dform-vector.
15320 (rs6000_print_options_internal): Print -mno-<switch> if <switch>
15322 * config/rs6000/vsx.md (p9_vecload_<mode>): Delete hack to emit
15323 ISA 3.0 vector indexed memory instructions, and fold the code into
15324 the normal mov<mode> patterns.
15325 (p9_vecstore_<mode>): Likewise.
15326 (vsx_mov<mode>): Add support for ISA 3.0 vector d-form
15328 (vsx_movti_64bit): Likewise.
15329 (vsx_movti_32bit): Likewise.
15330 * config/rs6000/constraints.md (wO constraint): New constraint for
15331 ISA 3.0 vector d-form support.
15332 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Use
15333 -mpower9-dform-scalar instead of -mpower9-dform. Add note not to
15334 include -mpower9-dform-vector until we switch over to LRA.
15335 (POWERPC_MASKS): Add -mlra. Split -mpower9-dform into two.
15336 switches, -mpower9-dform-scalar and -mpower9-dform-vector.
15337 * config/rs6000/rs6000-protos.h (quad_address_p): Add declaration.
15338 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
15339 for -mpower9-dform and -mlra.
15340 * doc/md.texi (wO constraint): Document wO constraint.
15342 2016-05-11 Alexander Monakov <amonakov@ispras.ru>
15344 * genattr.c (main): Change 'rtx' to 'rtx_insn *' in prototypes of
15345 'insn_latency', 'maximal_insn_latency', 'min_insn_conflict_delay'.
15346 * genautomata.c (output_internal_insn_code_evaluation): Simplify.
15347 Move handling of non-insn arguments inline into the sole user:
15348 (output_trans_func): ...here.
15349 (output_min_insn_conflict_delay_func): Change 'rtx' to 'rtx_insn *'
15350 in emitted function prototype.
15351 (output_internal_insn_latency_func): Ditto. Simplify.
15352 (output_internal_maximal_insn_latency_func): Ditto. Delete
15353 always-unused argument.
15354 (output_insn_latency_func): Ditto.
15355 (output_maximal_insn_latency_func): Ditto.
15357 2016-05-11 Richard Biener <rguenther@suse.de>
15359 PR tree-optimization/71055
15360 * tree-ssa-sccvn.c (vn_reference_lookup_3): When native-interpreting
15361 sth with precision not equal to access size verify we don't chop
15364 2016-05-11 Richard Biener <rguenther@suse.de>
15367 * dwarf2out.c (retry_incomplete_types): Set early_dwarf.
15368 (dwarf2out_finish): Move retry_incomplete_types call ...
15369 (dwarf2out_early_finish): ... here.
15371 2016-05-11 Richard Biener <rguenther@suse.de>
15373 PR middle-end/71002
15374 * alias.c (reference_alias_ptr_type): Preserve alias-set zero
15375 if the langhook insists on it.
15376 * fold-const.c (make_bit_field_ref): Add arg for the original
15377 reference and preserve its alias-set.
15378 (decode_field_reference): Take exp by reference and adjust it
15379 to the original memory reference.
15380 (optimize_bit_field_compare): Adjust callers.
15381 (fold_truth_andor_1): Likewise.
15382 * gimplify.c (gimplify_expr): Adjust in-SSA form test.
15384 2016-05-11 Ilya Enkovich <ilya.enkovich@intel.com>
15386 PR middle-end/70807
15387 * cfgrtl.h (delete_insn_and_edges): Now return bool.
15388 * cfgrtl.c (delete_insn_and_edges): Likewise.
15389 * config/i386/i386.c (convert_scalars_to_vector): Remove
15391 * cse.c (cse_insn): Compute cse_cfg_altered.
15392 (delete_trivially_dead_insns): Likewise.
15393 (cse_cc_succs): Likewise.
15394 (rest_of_handle_cse): Free dominance info if required.
15395 (rest_of_handle_cse2): Likewise.
15396 (rest_of_handle_cse_after_global_opts): Likewise.
15398 2016-05-11 Alan Modra <amodra@gmail.com>
15400 * config/rs6000/rs6000.c (is_complex_IBM_long_double,
15401 abi_v4_pass_in_fpr): New functions.
15402 (rs6000_function_arg_boundary): Exclude complex IBM long double
15403 from 64-bit alignment when ABI_V4.
15404 (rs6000_function_arg, rs6000_function_arg_advance_1,
15405 rs6000_gimplify_va_arg): Use abi_v4_pass_in_fpr.
15407 2016-05-10 Segher Boessenkool <segher@kernel.crashing.org>
15409 PR rtl-optimization/71028
15410 * cfgcleanup.c (try_optimize_cfg): Do not flip a conditional
15411 jump with just a return in the fallthrough block if the branch
15412 block contains just a return as well.
15414 2016-05-10 Marc Glisse <marc.glisse@inria.fr>
15416 * fold-const.c (fold_binary_loc) [(X ^ Y) & Y]: Remove and merge with...
15417 * match.pd ((X & Y) ^ Y): ... this.
15418 ((X & Y) & Y, (X | Y) | Y, (X ^ Y) ^ Y, (X & Y) & (X & Z), (X | Y)
15419 | (X | Z), (X ^ Y) ^ (X ^ Z)): New transformations.
15421 2016-05-10 David Malcolm <dmalcolm@redhat.com>
15423 * read-md.c (require_char_ws): New function.
15424 (read_string): Simplify using require_char_ws.
15425 (handle_constants): Likewise.
15426 (handle_enum): Likewise.
15427 (handle_file): Likewise.
15428 * read-md.h (require_char_ws): New declaration.
15429 * read-rtl.c (read_conditions): Simplify using require_char_ws.
15430 (read_mapping): Likewise.
15431 (read_rtx_code): Likewise.
15432 (read_nested_rtx): Likewise.
15434 2016-05-10 James Norris <jnorris@codesourcery.com>
15436 * config/rs6000/sysv4.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o
15437 if offloading is enabled and -fopenacc or -fopenmp is specified.
15438 (CRTOFFLOADEND): Likewise.
15439 (STARTFILE_LINUX_SPEC): Add CRTOFFLOADBEGIN.
15440 (ENDFILE_LINUX_SPEC): Add CRTOFFLOADEND.
15442 2016-05-10 Uros Bizjak <ubizjak@gmail.com>
15444 * config/i386/i386.c (legitimize_pic_address): Merge 64-bit and 32-bit
15445 gotoff_operand code paths. Use copy_to_suggested_regs and
15446 expand_simple_binop where appropriate. Cleanup.
15448 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
15451 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Allow
15453 (dimode_scalar_chain::vector_const_cost): New.
15454 (dimode_scalar_chain::compute_convert_gain): Handle constants.
15455 (dimode_scalar_chain::convert_op): Likewise.
15456 (dimode_scalar_chain::convert_insn): Likewise.
15458 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
15460 * dwarf2out.c (resolve_args_picking_1): Consider DW_OP_neg as an
15461 unary operation, not a binary one.
15463 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
15465 PR middle-end/70877
15466 * tree-chkp.c (chkp_add_bounds_to_call_stmt): Handle
15467 calls with type casted fndecl.
15469 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
15471 PR tree-optimization/70786
15472 * tree-chkp.c (chkp_find_bounds_1): Support WITH_SIZE_EXPR.
15473 * calls.c (initialize_argument_information): Bind bounds
15474 with corresponding args passed by reference.
15476 2016-05-10 Jakub Jelinek <jakub@redhat.com>
15479 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>),
15480 *<code><mode>3<mask_name>): For !TARGET_AVX512DQ and EVEX encoding,
15481 use vp*[dq] instead of v*p[sd] instructions and adjust mode attribute
15484 2016-05-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
15487 * config/rs6000/vsx.md (vsx_xvcvdpsxds_scale): Generate correct
15488 code for a zero scale factor.
15489 (vsx_xvcvdpuxds_scale): Likewise.
15491 2016-05-10 David Malcolm <dmalcolm@redhat.com>
15493 * diagnostic-show-locus.c (layout::layout): Call show_ruler
15494 if show_ruler_p was set on the context.
15495 (layout::show_ruler): New method.
15496 * diagnostic.h (struct diagnostic_context): Add field
15499 2016-05-10 Richard Biener <rguenther@suse.de>
15501 PR tree-optimization/71039
15502 * tree-ssa-phiprop.c: Include tree-ssa-loop.h.
15503 (chk_uses): New function.
15504 (propagate_with_phi): Verify we can safely replicate the lhs of an
15505 aggregate assignment on all incoming edges.
15507 2016-05-10 Oleg Endo <olegendo@gcc.gnu.org>
15509 * config/rx/rx-protos.h (is_interrupt_func, is_fast_interrupt_func):
15511 (rx_atomic_sequence): New class.
15512 * config/rx/rx.c (rx_print_operand): Use symbolic names for PSW bits.
15513 (is_interrupt_func, is_fast_interrupt_func): Make non-static and
15515 (rx_atomic_sequence::rx_atomic_sequence,
15516 rx_atomic_sequence::~rx_atomic_sequence): New functions.
15517 * config/rx/rx.md (CTRLREG_PSW, CTRLREG_USP, CTRLREG_FPSW, CTRLREG_CPEN,
15518 CTRLREG_BPSW, CTRLREG_BPC, CTRLREG_ISP, CTRLREG_FINTV,
15519 CTRLREG_INTB): New constants.
15520 (FETCHOP): New code iterator.
15521 (fethcop_name, fetchop_name2): New iterator code attributes.
15522 (QIHI): New mode iterator.
15523 (atomic_exchange<mode>, atomic_exchangesi, xchg_mem<mode>,
15524 atomic_fetch_<fetchop_name>si, atomic_fetch_nandsi,
15525 atomic_<fetchop_name>_fetchsi, atomic_nand_fetchsi): New patterns.
15527 2016-05-10 Martin Liska <mliska@suse.cz>
15529 * tree-inline.c (remap_dependence_clique): Do not remap
15530 debugging statements.
15532 2016-05-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
15534 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly")
15535 ("*fixuns_truncdfdi2_z13")
15536 ("*fixuns_trunc<FP:mode><GPR:mode>2_z196")
15537 ("*fix_truncdfdi2_bfp_z13", "*floatunsdidf2_z13")
15538 ("*extendsfdf2_z13"): Replace TARGET_Z13 with TARGET_VX.
15540 2016-05-10 Richard Biener <rguenther@suse.de>
15542 PR tree-optimization/70497
15543 PR tree-optimization/28367
15544 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): New function
15546 (visit_reference_op_load): ... here.
15547 (vn_reference_lookup_3): Use it to handle subreg-like accesses
15548 with simplified BIT_FIELD_REFs.
15549 * tree-ssa-pre.c (eliminate_insert): Handle inserting BIT_FIELD_REFs.
15550 * tree-complex.c (extract_component): Handle BIT_FIELD_REFs
15553 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
15555 * dwarf2out.c (add_abstract_origin_attribute): Adjust
15556 documentation comment. For BLOCK nodes, add a
15557 DW_AT_abstract_origin attribute that points to the DIE generated
15558 for the origin BLOCK.
15559 (gen_lexical_block_die): Call add_abstract_origin_attribute for
15560 blocks from inlined functions.
15562 2016-05-10 Alan Modra <amodra@gmail.com>
15565 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue): Stop
15566 regrename modifying insns saving lr before __morestack call.
15567 * config/rs6000/rs6000.md (split_stack_return): Similarly for
15568 insns restoring lr after __morestack call.
15570 2016-05-09 Jakub Jelinek <jakub@redhat.com>
15572 * config/i386/i386.md (set_got, set_got_labelled, lwp_llwpcb,
15573 lwp_lwpval<mode>3, lwp_lwpins<mode>3): Remove constraints from
15575 * config/i386/sse.md (vec_interleave_high<mode>,
15576 vec_interleave_low<mode>, <avx512>_vpermi2var<mode>3_maskz,
15577 <avx512>_vpermt2var<mode>3_maskz): Likewise.
15579 2016-05-04 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
15581 * config/rs6000/rs6000.c (rs6000_reassociation_width): Add
15582 function for TARGET_SCHED_REASSOCIATION_WIDTH to enable
15583 parallel reassociation for power8 and forward.
15585 2016-05-09 Uros Bizjak <ubizjak@gmail.com>
15587 * config/i386/i386.md (absneg splitters with general regs): Use
15588 general_reg_operand predicate.
15589 (btsq peephole2): Use x86_64_immediate_operand to check if new
15590 value is suitable for immediate operand. Generate emitted insn
15591 using RTL expressions.
15592 (btcq peephole2): Ditto.
15593 (btrq peephole2): Ditto. Generate correct immediate operand
15596 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
15598 * cfgexpand.c (expand_debug_expr): Fix address offset for negative
15601 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
15603 * tree-affine.c (wide_int_constant_multiple_p): Add missing
15604 pointer dereference.
15606 2016-05-09 Richard Biener <rguenther@suse.de>
15608 PR tree-optimization/70985
15609 * match.pd (BIT_FIELD_REF -> (type)): Disable on GIMPLE when
15610 op0 isn't a gimple register.
15612 2016-05-09 Prachi Godbole <prachi.godbole@imgtec.com>
15614 * config/mips/i6400.md (i6400_fpu_intadd, i6400_fpu_logic)
15615 (i6400_fpu_div, i6400_fpu_cmp, i6400_fpu_float, i6400_fpu_store)
15616 (i6400_fpu_long_pipe, i6400_fpu_logic_l, i6400_fpu_float_l)
15617 (i6400_fpu_mult): New cpu units.
15618 (i6400_msa_add_d, i6400_msa_int_add, i6400_msa_short_logic3)
15619 (i6400_msa_short_logic2, i6400_msa_short_logic, i6400_msa_move)
15620 (i6400_msa_cmp, i6400_msa_short_float2, i6400_msa_div_d)
15621 (i6400_msa_div_w, i6400_msa_div_h, i6400_msa_div_b)
15622 (i6400_msa_copy, i6400_msa_branch, i6400_fpu_msa_store)
15623 (i6400_fpu_msa_load, i6400_fpu_msa_move, i6400_msa_long_logic1)
15624 (i6400_msa_long_logic2, i6400_msa_mult, i6400_msa_long_float2)
15625 (i6400_msa_long_float4, i6400_msa_long_float5)
15626 (i6400_msa_long_float8, i6400_msa_fdiv_df)
15627 (i6400_msa_fdiv_sf): New reservations.
15628 * config/mips/p5600.md (p5600_fpu_intadd, p5600_fpu_cmp)
15629 (p5600_fpu_float, p5600_fpu_logic_a, p5600_fpu_logic_b)
15630 (p5600_fpu_div, p5600_fpu_logic, p5600_fpu_float_a)
15631 (p5600_fpu_float_b, p5600_fpu_float_c, p5600_fpu_float_d)
15632 (p5600_fpu_mult, p5600_fpu_fdiv, p5600_fpu_load): New cpu units.
15633 (msa_short_int_add, msa_short_logic, msa_short_logic_move_v)
15634 (msa_short_cmp, msa_short_float2, msa_short_logic3)
15635 (msa_short_store4, msa_long_load, msa_short_store)
15636 (msa_long_logic, msa_long_float2, msa_long_float4)
15637 (msa_long_float5, msa_long_float8, msa_long_mult)
15638 (msa_long_fdiv, msa_long_div): New reservations.
15640 2016-05-09 Robert Suchanek <robert.suchanek@imgtec.com>
15641 Sameera Deshpande <sameera.deshpande@imgtec.com>
15642 Matthew Fortune <matthew.fortune@imgtec.com>
15643 Graham Stott <graham.stott@imgtec.com>
15644 Chao-ying Fu <chao-ying.fu@imgtec.com>
15646 * config.gcc: Add MSA header file for mips*-*-* target.
15647 * config/mips/constraints.md (YI, YC, YZ, Unv5, Uuv5, Usv5, Uuv6)
15648 (Ubv8i, Urv8): New constraints.
15649 * config/mips/mips-ftypes.def: Add function types for MSA
15651 * config/mips/mips-modes.def (V16QI, V8HI, V4SI, V2DI, V4SF)
15652 (V2DF, V32QI, V16HI, V8SI, V4DI, V8SF, V4DF): New modes.
15653 * config/mips/mips-msa.md: New file.
15654 * config/mips/mips-protos.h
15655 (mips_split_128bit_const_insns): New prototype.
15656 (mips_msa_idiv_insns): Likewise.
15657 (mips_split_128bit_move): Likewise.
15658 (mips_split_128bit_move_p): Likewise.
15659 (mips_split_msa_copy_d): Likewise.
15660 (mips_split_msa_insert_d): Likewise.
15661 (mips_split_msa_fill_d): Likewise.
15662 (mips_expand_msa_branch): Likewise.
15663 (mips_const_vector_same_val_p): Likewise.
15664 (mips_const_vector_same_bytes_p): Likewise.
15665 (mips_const_vector_same_int_p): Likewise.
15666 (mips_const_vector_shuffle_set_p): Likewise.
15667 (mips_const_vector_bitimm_set_p): Likewise.
15668 (mips_const_vector_bitimm_clr_p): Likewise.
15669 (mips_msa_vec_parallel_const_half): Likewise.
15670 (mips_msa_output_division): Likewise.
15671 (mips_ldst_scaled_shift): Likewise.
15672 (mips_expand_vec_cond_expr): Likewise.
15673 * config/mips/mips.c (enum mips_builtin_type): Add
15674 MIPS_BUILTIN_MSA_TEST_BRANCH.
15675 (mips_gen_const_int_vector_shuffle): New prototype.
15676 (mips_const_vector_bitimm_set_p): New function.
15677 (mips_const_vector_bitimm_clr_p): Likewise.
15678 (mips_const_vector_same_val_p): Likewise.
15679 (mips_const_vector_same_bytes_p): Likewise.
15680 (mips_const_vector_same_int_p): Likewise.
15681 (mips_const_vector_shuffle_set_p): Likewise.
15682 (mips_symbol_insns): Forbid loading symbols via immediate for
15684 (mips_valid_offset_p): Limit offset to 10-bit for MSA loads and
15686 (mips_valid_lo_sum_p): Forbid loadings symbols via %lo(base) for
15688 (mips_lx_address_p): Add support load indexed address for MSA.
15689 (mips_address_insns): Add calculation of instructions needed for
15690 stores and loads for MSA.
15691 (mips_const_insns): Move CONST_DOUBLE below CONST_VECTOR. Handle
15692 CONST_VECTOR for MSA and let it fall through.
15693 (mips_ldst_scaled_shift): New function.
15694 (mips_subword_at_byte): Likewise.
15695 (mips_msa_idiv_insns): Likewise.
15696 (mips_legitimize_move): Validate MSA moves.
15697 (mips_rtx_costs): Add UNGE, UNGT, UNLE, UNLT cases. Add
15698 calculation of costs for MSA division.
15699 (mips_split_move_p): Check if MSA moves need splitting.
15700 (mips_split_move): Split MSA moves if necessary.
15701 (mips_split_128bit_move_p): New function.
15702 (mips_split_128bit_move): Likewise.
15703 (mips_split_msa_copy_d): Likewise.
15704 (mips_split_msa_insert_d): Likewise.
15705 (mips_split_msa_fill_d): Likewise.
15706 (mips_output_move): Handle MSA moves.
15707 (mips_expand_msa_branch): New function.
15708 (mips_print_operand): Add 'E', 'B', 'w', 'v' and 'V' modifiers.
15709 Reinstate 'y' modifier.
15710 (mips_file_start): Add MSA .gnu_attribute.
15711 (mips_hard_regno_mode_ok_p): Allow TImode and 128-bit vectors in
15713 (mips_hard_regno_nregs): Always return 1 for MSA supported mode.
15714 (mips_class_max_nregs): Add register size for MSA supported mode.
15715 (mips_cannot_change_mode_class): Allow conversion between MSA
15716 vector modes and TImode.
15717 (mips_mode_ok_for_mov_fmt_p): Allow MSA to use move.v
15719 (mips_secondary_reload_class): Force MSA loads/stores via memory.
15720 (mips_preferred_simd_mode): Add preffered modes for MSA.
15721 (mips_vector_mode_supported_p): Add MSA supported modes.
15722 (mips_autovectorize_vector_sizes): New function.
15723 (mips_msa_output_division): Likewise.
15724 (MSA_BUILTIN, MIPS_BUILTIN_DIRECT_NO_TARGET)
15725 (MSA_NO_TARGET_BUILTIN, MSA_BUILTIN_TEST_BRANCH): New macros.
15726 (CODE_FOR_msa_adds_s_b, CODE_FOR_msa_adds_s_h)
15727 (CODE_FOR_msa_adds_s_w, CODE_FOR_msa_adds_s_d)
15728 (CODE_FOR_msa_adds_u_b, CODE_FOR_msa_adds_u_h)
15729 (CODE_FOR_msa_adds_u_w, CODE_FOR_msa_adds_u_du
15730 (CODE_FOR_msa_addv_b, CODE_FOR_msa_addv_h, CODE_FOR_msa_addv_w)
15731 (CODE_FOR_msa_addv_d, CODE_FOR_msa_and_v, CODE_FOR_msa_bmnz_v)
15732 (CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bmz_v, CODE_FOR_msa_bmzi_b)
15733 (CODE_FOR_msa_bnz_v, CODE_FOR_msa_bz_v, CODE_FOR_msa_bsel_v)
15734 (CODE_FOR_msa_bseli_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w)
15735 (CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b)
15736 (CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w)
15737 (CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clti_u_b)
15738 (CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w)
15739 (CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_s_b)
15740 (CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w)
15741 (CODE_FOR_msa_clei_s_d, CODE_FOR_msa_clei_u_b)
15742 (CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w)
15743 (CODE_FOR_msa_clei_u_d, CODE_FOR_msa_div_s_b)
15744 (CODE_FOR_msa_div_s_h, CODE_FOR_msa_div_s_w)
15745 (CODE_FOR_msa_div_s_d, CODE_FOR_msa_div_u_b)
15746 (CODE_FOR_msa_div_u_h, CODE_FOR_msa_div_u_w)
15747 (CODE_FOR_msa_div_u_d, CODE_FOR_msa_fadd_w, CODE_FOR_msa_fadd_d)
15748 (CODE_FOR_msa_fexdo_w, CODE_FOR_msa_ftrunc_s_w)
15749 (CODE_FOR_msa_ftrunc_s_d, CODE_FOR_msa_ftrunc_u_w)
15750 (CODE_FOR_msa_ftrunc_u_d, CODE_FOR_msa_ffint_s_w)
15751 (CODE_FOR_msa_ffint_s_d, CODE_FOR_msa_ffint_u_w)
15752 (CODE_FOR_msa_ffint_u_d, CODE_FOR_msa_fsub_w)
15753 (CODE_FOR_msa_fsub_d, CODE_FOR_msa_fmsub_d, CODE_FOR_msa_fmadd_w)
15754 (CODE_FOR_msa_fmadd_d, CODE_FOR_msa_fmsub_w, CODE_FOR_msa_fmul_w)
15755 (CODE_FOR_msa_fmul_d, CODE_FOR_msa_fdiv_w, CODE_FOR_msa_fdiv_d)
15756 (CODE_FOR_msa_fmax_w, CODE_FOR_msa_fmax_d, CODE_FOR_msa_fmax_a_w)
15757 (CODE_FOR_msa_fmax_a_d, CODE_FOR_msa_fmin_w, CODE_FOR_msa_fmin_d)
15758 (CODE_FOR_msa_fmin_a_w, CODE_FOR_msa_fmin_a_d)
15759 (CODE_FOR_msa_fsqrt_w, CODE_FOR_msa_fsqrt_d)
15760 (CODE_FOR_msa_max_s_b, CODE_FOR_msa_max_s_h)
15761 (CODE_FOR_msa_max_s_w, CODE_FOR_msa_max_s_d)
15762 (CODE_FOR_msa_max_u_b, CODE_FOR_msa_max_u_h)
15763 (CODE_FOR_msa_max_u_w, CODE_FOR_msa_max_u_d)
15764 (CODE_FOR_msa_min_s_b, CODE_FOR_msa_min_s_h)
15765 (CODE_FOR_msa_min_s_w, CODE_FOR_msa_min_s_d)
15766 (CODE_FOR_msa_min_u_b, CODE_FOR_msa_min_u_h)
15767 (CODE_FOR_msa_min_u_w, CODE_FOR_msa_min_u_d)
15768 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
15769 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
15770 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
15771 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
15772 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
15773 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
15774 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
15775 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
15776 (CODE_FOR_msa_mulv_b, CODE_FOR_msa_mulv_h, CODE_FOR_msa_mulv_w)
15777 (CODE_FOR_msa_mulv_d, CODE_FOR_msa_nlzc_b, CODE_FOR_msa_nlzc_h)
15778 (CODE_FOR_msa_nlzc_w, CODE_FOR_msa_nlzc_d, CODE_FOR_msa_nor_v)
15779 (CODE_FOR_msa_or_v, CODE_FOR_msa_ori_b, CODE_FOR_msa_nori_b)
15780 (CODE_FOR_msa_pcnt_b, CODE_FOR_msa_pcnt_h, CODE_FOR_msa_pcnt_w)
15781 (CODE_FOR_msa_pcnt_d, CODE_FOR_msa_xor_v, CODE_FOR_msa_xori_b)
15782 (CODE_FOR_msa_sll_b, CODE_FOR_msa_sll_h, CODE_FOR_msa_sll_w)
15783 (CODE_FOR_msa_sll_d, CODE_FOR_msa_slli_b, CODE_FOR_msa_slli_h)
15784 (CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d, CODE_FOR_msa_sra_b)
15785 (CODE_FOR_msa_sra_h, CODE_FOR_msa_sra_w, CODE_FOR_msa_sra_d)
15786 (CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w)
15787 (CODE_FOR_msa_srai_d, CODE_FOR_msa_srl_b, CODE_FOR_msa_srl_h)
15788 (CODE_FOR_msa_srl_w, CODE_FOR_msa_srl_d, CODE_FOR_msa_srli_b)
15789 (CODE_FOR_msa_srli_h, CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d)
15790 (CODE_FOR_msa_subv_b, CODE_FOR_msa_subv_h, CODE_FOR_msa_subv_w)
15791 (CODE_FOR_msa_subv_d, CODE_FOR_msa_subvi_b, CODE_FOR_msa_subvi_h)
15792 (CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d, CODE_FOR_msa_move_v)
15793 (CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h, CODE_FOR_msa_vshf_w)
15794 (CODE_FOR_msa_vshf_d, CODE_FOR_msa_ilvod_d, CODE_FOR_msa_ilvev_d)
15795 (CODE_FOR_msa_pckod_d, CODE_FOR_msa_pckdev_d, CODE_FOR_msa_ldi_b)
15796 (CODE_FOR_msa_ldi_hi, CODE_FOR_msa_ldi_w)
15797 (CODE_FOR_msa_ldi_d): New code_aliasing macros.
15798 (mips_builtins): Add MSA sll_b, sll_h, sll_w, sll_d, slli_b,
15799 slli_h, slli_w, slli_d, sra_b, sra_h, sra_w, sra_d, srai_b,
15800 srai_h, srai_w, srai_d, srar_b, srar_h, srar_w, srar_d, srari_b,
15801 srari_h, srari_w, srari_d, srl_b, srl_h, srl_w, srl_d, srli_b,
15802 srli_h, srli_w, srli_d, srlr_b, srlr_h, srlr_w, srlr_d, srlri_b,
15803 srlri_h, srlri_w, srlri_d, bclr_b, bclr_h, bclr_w, bclr_d,
15804 bclri_b, bclri_h, bclri_w, bclri_d, bset_b, bset_h, bset_w,
15805 bset_d, bseti_b, bseti_h, bseti_w, bseti_d, bneg_b, bneg_h,
15806 bneg_w, bneg_d, bnegi_b, bnegi_h, bnegi_w, bnegi_d, binsl_b,
15807 binsl_h, binsl_w, binsl_d, binsli_b, binsli_h, binsli_w,
15808 binsli_d, binsr_b, binsr_h, binsr_w, binsr_d, binsri_b, binsri_h,
15809 binsri_w, binsri_d, addv_b, addv_h, addv_w, addv_d, addvi_b,
15810 addvi_h, addvi_w, addvi_d, subv_b, subv_h, subv_w, subv_d,
15811 subvi_b, subvi_h, subvi_w, subvi_d, max_s_b, max_s_h, max_s_w,
15812 max_s_d, maxi_s_b, maxi_s_h, maxi_s_w, maxi_s_d, max_u_b,
15813 max_u_h, max_u_w, max_u_d, maxi_u_b, maxi_u_h, maxi_u_w,
15814 maxi_u_d, min_s_b, min_s_h, min_s_w, min_s_d, mini_s_b, mini_s_h,
15815 mini_s_w, mini_s_d, min_u_b, min_u_h, min_u_w, min_u_d, mini_u_b,
15816 mini_u_h, mini_u_w, mini_u_d, max_a_b, max_a_h, max_a_w, max_a_d,
15817 min_a_b, min_a_h, min_a_w, min_a_d, ceq_b, ceq_h, ceq_w, ceq_d,
15818 ceqi_b, ceqi_h, ceqi_w, ceqi_d, clt_s_b, clt_s_h, clt_s_w,
15819 clt_s_d, clti_s_b, clti_s_h, clti_s_w, clti_s_d, clt_u_b,
15820 clt_u_h, clt_u_w, clt_u_d, clti_u_b, clti_u_h, clti_u_w,
15821 clti_u_d, cle_s_b, cle_s_h, cle_s_w, cle_s_d, clei_s_b, clei_s_h,
15822 clei_s_w, clei_s_d, cle_u_b, cle_u_h, cle_u_w, cle_u_d, clei_u_b,
15823 clei_u_h, clei_u_w, clei_u_d, ld_b, ld_h, ld_w, ld_d, st_b, st_h,
15824 st_w, st_d, sat_s_b, sat_s_h, sat_s_w, sat_s_d, sat_u_b, sat_u_h,
15825 sat_u_w, sat_u_d, add_a_b, add_a_h, add_a_w, add_a_d, adds_a_b,
15826 adds_a_h, adds_a_w, adds_a_d, adds_s_b, adds_s_h, adds_s_w,
15827 adds_s_d, adds_u_b, adds_u_h, adds_u_w, adds_u_d, ave_s_b,
15828 ave_s_h, ave_s_w, ave_s_d, ave_u_b, ave_u_h, ave_u_w, ave_u_d,
15829 aver_s_b, aver_s_h, aver_s_w, aver_s_d, aver_u_b, aver_u_h,
15830 aver_u_w, aver_u_d, subs_s_b, subs_s_h, subs_s_w, subs_s_d,
15831 subs_u_b, subs_u_h, subs_u_w, subs_u_d, subsuu_s_b, subsuu_s_h,
15832 subsuu_s_w, subsuu_s_d, subsus_u_b, subsus_u_h, subsus_u_w,
15833 subsus_u_d, asub_s_b, asub_s_h, asub_s_w, asub_s_d, asub_u_b,
15834 asub_u_h, asub_u_w, asub_u_d, mulv_b, mulv_h, mulv_w, mulv_d,
15835 maddv_b, maddv_h, maddv_w, maddv_d, msubv_b, msubv_h, msubv_w,
15836 msubv_d, div_s_b, div_s_h, div_s_w, div_s_d, div_u_b, div_u_h,
15837 div_u_w, div_u_d, hadd_s_h, hadd_s_w, hadd_s_d, hadd_u_h,
15838 hadd_u_w, hadd_u_d, hsub_s_h, hsub_s_w, hsub_s_d, hsub_u_h,
15839 hsub_u_w, hsub_u_d, mod_s_b, mod_s_h, mod_s_w, mod_s_d, mod_u_b,
15840 mod_u_h, mod_u_w, mod_u_d, dotp_s_h, dotp_s_w, dotp_s_d,
15841 dotp_u_h, dotp_u_w, dotp_u_d, dpadd_s_h, dpadd_s_w, dpadd_s_d,
15842 dpadd_u_h, dpadd_u_w, dpadd_u_d, dpsub_s_h, dpsub_s_w, dpsub_s_d,
15843 dpsub_u_h, dpsub_u_w, dpsub_u_d, sld_b, sld_h, sld_w, sld_d,
15844 sldi_b, sldi_h, sldi_w, sldi_d, splat_b, splat_h, splat_w,
15845 splat_d, splati_b, splati_h, splati_w, splati_d, pckev_b,
15846 pckev_h, pckev_w, pckev_d, pckod_b, pckod_h, pckod_w, pckod_d,
15847 ilvl_b, ilvl_h, ilvl_w, ilvl_d, ilvr_b, ilvr_h, ilvr_w, ilvr_d,
15848 ilvev_b, ilvev_h, ilvev_w, ilvev_d, ilvod_b, ilvod_h, ilvod_w,
15849 ilvod_d, vshf_b, vshf_h, vshf_w, vshf_d, and_v, andi_b, or_v,
15850 ori_b, nor_v, nori_b, xor_v, xori_b, bmnz_v, bmnzi_b, bmz_v,
15851 bmzi_b, bsel_v, bseli_b, shf_b, shf_h, shf_w, bnz_v, bz_v,
15852 fill_b, fill_h, fill_w, fill_d, pcnt_b, pcnt_h, pcnt_w,
15853 pcnt_d, nloc_b, nloc_h, nloc_w, nloc_d, nlzc_b, nlzc_h, nlzc_w,
15854 nlzc_d, copy_s_b, copy_s_h, copy_s_w, copy_s_d, copy_u_b,
15855 copy_u_h, copy_u_w, copy_u_d, insert_b, insert_h, insert_w,
15856 insert_d, insve_b, insve_h, insve_w, insve_d, bnz_b, bnz_h,
15857 bnz_w, bnz_d, bz_b, bz_h, bz_w, bz_d, ldi_b, ldi_h, ldi_w, ldi_d,
15858 fcaf_w, fcaf_d, fcor_w, fcor_d, fcun_w, fcun_d, fcune_w, fcune_d,
15859 fcueq_w, fcueq_d, fceq_w, fceq_d, fcne_w, fcne_d, fclt_w, fclt_d,
15860 fcult_w, fcult_d, fcle_w, fcle_d, fcule_w, fcule_d, fsaf_w,
15861 fsaf_d, fsor_w, fsor_d, fsun_w, fsun_d, fsune_w, fsune_d,
15862 fsueq_w, fsueq_d, fseq_w, fseq_d, fsne_w, fsne_d, fslt_w,
15863 fslt_d, fsult_w, fsult_d, fsle_w, fsle_d, fsule_w, fsule_d,
15864 fadd_w, fadd_d, fsub_w, fsub_d, fmul_w, fmul_d, fdiv_w, fdiv_d,
15865 fmadd_w, fmadd_d, fmsub_w, fmsub_d, fexp2_w, fexp2_d, fexdo_h,
15866 fexdo_w, ftq_h, ftq_w, fmin_w, fmin_d, fmin_a_w, fmin_a_d,
15867 fmax_w, fmax_d, fmax_a_w, fmax_a_d, mul_q_h, mul_q_w, mulr_q_h,
15868 mulr_q_w, madd_q_h, madd_q_w, maddr_q_h, maddr_q_w, msub_q_h,
15869 msub_q_w, msubr_q_h, msubr_q_w, fclass_w, fclass_d, fsqrt_w,
15870 fsqrt_d, frcp_w, frcp_d, frint_w, frint_d, frsqrt_w, frsqrt_d,
15871 flog2_w, flog2_d, fexupl_w, fexupl_d, fexupr_w, fexupr_d, ffql_w,
15872 ffql_d, ffqr_w, ffqr_d, ftint_s_w, ftint_s_d, ftint_u_w,
15873 ftint_u_d, ftrunc_s_w, ftrunc_s_d, ftrunc_u_w, ftrunc_u_d,
15874 ffint_s_w, ffint_s_d, ffint_u_w, ffint_u_d, ctcmsa, cfcmsa,
15876 (mips_get_builtin_decl_index): New array.
15877 (MIPS_ATYPE_QI, MIPS_ATYPE_HI, MIPS_ATYPE_V2DI, MIPS_ATYPE_V4SI)
15878 (MIPS_ATYPE_V8HI, MIPS_ATYPE_V16QI, MIPS_ATYPE_V2DF)
15879 (MIPS_ATYPE_V4SF, MIPS_ATYPE_UV2DI, MIPS_ATYPE_UV4SI)
15880 (MIPS_ATYPE_UV8HI, MIPS_ATYPE_UV16QI): New.
15881 (mips_init_builtins): Initialize mips_get_builtin_decl_index
15883 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
15885 (mips_expand_builtin_insn): Prepare operands for
15886 CODE_FOR_msa_addvi_b, CODE_FOR_msa_addvi_h, CODE_FOR_msa_addvi_w,
15887 CODE_FOR_msa_addvi_d, CODE_FOR_msa_clti_u_b,
15888 CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w,
15889 CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_u_b,
15890 CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w,
15891 CODE_FOR_msa_clei_u_d, CODE_FOR_msa_maxi_u_b,
15892 CODE_FOR_msa_maxi_u_h, CODE_FOR_msa_maxi_u_w,
15893 CODE_FOR_msa_maxi_u_d, CODE_FOR_msa_mini_u_b,
15894 CODE_FOR_msa_mini_u_h, CODE_FOR_msa_mini_u_w,
15895 CODE_FOR_msa_mini_u_d, CODE_FOR_msa_subvi_b,
15896 CODE_FOR_msa_subvi_h, CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d,
15897 CODE_FOR_msa_ceqi_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w,
15898 CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b,
15899 CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w,
15900 CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clei_s_b,
15901 CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w,
15902 CODE_FOR_msa_clei_s_d, CODE_FOR_msa_maxi_s_b,
15903 CODE_FOR_msa_maxi_s_h, CODE_FOR_msa_maxi_s_w,
15904 CODE_FOR_msa_maxi_s_d, CODE_FOR_msa_mini_s_b,
15905 CODE_FOR_msa_mini_s_h, CODE_FOR_msa_mini_s_w,
15906 CODE_FOR_msa_mini_s_d, CODE_FOR_msa_andi_b, CODE_FOR_msa_ori_b,
15907 CODE_FOR_msa_nori_b, CODE_FOR_msa_xori_b, CODE_FOR_msa_bmzi_b,
15908 CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bseli_b, CODE_FOR_msa_fill_b,
15909 CODE_FOR_msa_fill_h, CODE_FOR_msa_fill_w, CODE_FOR_msa_fill_d,
15910 CODE_FOR_msa_ilvl_b, CODE_FOR_msa_ilvl_h, CODE_FOR_msa_ilvl_w,
15911 CODE_FOR_msa_ilvl_d, CODE_FOR_msa_ilvr_b, CODE_FOR_msa_ilvr_h,
15912 CODE_FOR_msa_ilvr_w, CODE_FOR_msa_ilvr_d, CODE_FOR_msa_ilvev_b,
15913 CODE_FOR_msa_ilvev_h, CODE_FOR_msa_ilvev_w, CODE_FOR_msa_ilvod_b,
15914 CODE_FOR_msa_ilvod_h, CODE_FOR_msa_ilvod_w, CODE_FOR_msa_pckev_b,
15915 CODE_FOR_msa_pckev_h, CODE_FOR_msa_pckev_w, CODE_FOR_msa_pckod_b,
15916 CODE_FOR_msa_pckod_h, CODE_FOR_msa_pckod_w, CODE_FOR_msa_slli_b,
15917 CODE_FOR_msa_slli_h, CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d,
15918 CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w,
15919 CODE_FOR_msa_srai_d, CODE_FOR_msa_srli_b, CODE_FOR_msa_srli_h,
15920 CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d, CODE_FOR_msa_insert_b,
15921 CODE_FOR_msa_insert_h, CODE_FOR_msa_insert_w,
15922 CODE_FOR_msa_insert_d, CODE_FOR_msa_insve_b,
15923 CODE_FOR_msa_insve_h, CODE_FOR_msa_insve_w, CODE_FOR_msa_insve_d,
15924 CODE_FOR_msa_shf_b, CODE_FOR_msa_shf_h, CODE_FOR_msa_shf_w,
15925 CODE_FOR_msa_shf_w_f, CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h,
15926 CODE_FOR_msa_vshf_w, CODE_FOR_msa_vshf_d.
15927 (mips_expand_builtin): Add case for MIPS_BULTIN_MSA_TEST_BRANCH.
15928 (mips_set_compression_mode): Disallow MSA with MIPS16 code.
15929 (mips_option_override): -mmsa requires -mfp64 and -mhard-float.
15930 These are set implicitly and an error is reported if overridden.
15931 (mips_expand_builtin_msa_test_branch): New function.
15932 (mips_expand_msa_shuffle): Likewise.
15933 (MAX_VECT_LEN): Increase maximum length of a vector to 16 bytes.
15934 (TARGET_SCHED_REASSOCIATION_WIDTH): Define target hook.
15935 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Likewise.
15936 (mips_expand_vec_unpack): Add support for MSA.
15937 (mips_expand_vector_init): Likewise.
15938 (mips_expand_vi_constant): Use CONST0_RTX (element_mode)
15939 instead of const0_rtx.
15940 (mips_msa_vec_parallel_const_half): New function.
15941 (mips_gen_const_int_vector): Likewise.
15942 (mips_gen_const_int_vector_shuffle): Likewise.
15943 (mips_expand_msa_cmp): Likewise.
15944 (mips_expand_vec_cond_expr): Likewise.
15945 * config/mips/mips.h
15946 (TARGET_CPU_CPP_BUILTINS): Add __mips_msa and __mips_msa_width.
15947 (OPTION_DEFAULT_SPECS): Ignore --with-fp-32 if -mmsa is
15949 (ASM_SPEC): Pass mmsa and mno-msa to the assembler.
15950 (ISA_HAS_MSA): New macro.
15951 (UNITS_PER_MSA_REG): Likewise.
15952 (BITS_PER_MSA_REG): Likewise.
15953 (BIGGEST_ALIGNMENT): Redefine using ISA_HAS_MSA.
15954 (MSA_REG_FIRST): New macro.
15955 (MSA_REG_LAST): Likewise.
15956 (MSA_REG_NUM): Likewise.
15957 (MSA_REG_P): Likewise.
15958 (MSA_REG_RTX_P): Likewise.
15959 (MSA_SUPPORTED_MODE_P): Likewise.
15960 (HARD_REGNO_CALL_PART_CLOBBERED): Redefine using TARGET_MSA.
15961 (ADDITIONAL_REGISTER_NAMES): Add named registers $w0-$w31.
15962 * config/mips/mips.md: Include mips-msa.md.
15963 (alu_type): Add simd_add.
15964 (mode): Add V2DI, V4SI, V8HI, V16QI, V2DF, V4SF.
15965 (type): Add simd_div, simd_fclass, simd_flog2, simd_fadd,
15966 simd_fcvt, simd_fmul, simd_fmadd, simd_fdiv, simd_bitins,
15967 simd_bitmov, simd_insert, simd_sld, simd_mul, simd_fcmp,
15968 simd_fexp2, simd_int_arith, simd_bit, simd_shift, simd_splat,
15969 simd_fill, simd_permute, simd_shf, simd_sat, simd_pcnt,
15970 simd_copy, simd_branch, simd_cmsa, simd_fminmax, simd_logic,
15971 simd_move, simd_load, simd_store. Choose "multi" for moves
15973 (qword_mode): New attribute.
15974 (insn_count): Add instruction count for quad moves.
15975 Increase the count for MIPS SIMD division.
15976 (UNITMODE): Add UNITMODEs for vector types.
15977 (addsub): New code iterator.
15978 * config/mips/mips.opt (mmsa): New option.
15979 * config/mips/msa.h: New file.
15980 * config/mips/mti-elf.h: Don't infer -mfpxx if -mmsa is
15982 * config/mips/mti-linux.h: Likewise.
15983 * config/mips/predicates.md
15984 (const_msa_branch_operand): New constraint.
15985 (const_uimm3_operand): Likewise.
15986 (const_uimm4_operand): Likewise.
15987 (const_uimm5_operand): Likewise.
15988 (const_uimm8_operand): Likewise.
15989 (const_imm5_operand): Likewise.
15990 (aq10b_operand): Likewise.
15991 (aq10h_operand): Likewise.
15992 (aq10w_operand): Likewise.
15993 (aq10d_operand): Likewise.
15994 (const_m1_operand): Likewise.
15995 (reg_or_m1_operand): Likewise.
15996 (const_exp_2_operand): Likewise.
15997 (const_exp_4_operand): Likewise.
15998 (const_exp_8_operand): Likewise.
15999 (const_exp_16_operand): Likewise.
16000 (const_vector_same_val_operand): Likewise.
16001 (const_vector_same_simm5_operand): Likewise.
16002 (const_vector_same_uimm5_operand): Likewise.
16003 (const_vector_same_uimm6_operand): Likewise.
16004 (const_vector_same_uimm8_operand): Likewise.
16005 (par_const_vector_shf_set_operand): Likewise.
16006 (reg_or_vector_same_val_operand): Likewise.
16007 (reg_or_vector_same_simm5_operand): Likewise.
16008 (reg_or_vector_same_uimm6_operand): Likewise.
16009 * doc/extend.texi (MIPS SIMD Architecture Functions): New
16011 * doc/invoke.texi (-mmsa): Document new option.
16013 2016-05-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
16015 * configure.ac (enable_vtable_verify): Handle --enable-vtable-verify.
16016 * configure: Regenerate.
16017 * config.in: Regenerate.
16018 * gcc.c (VTABLE_VERIFICATION_SPEC) [!ENABLE_VTABLE_VERIFY]: Error
16019 on -fvtable-verify.
16020 * config/sol2.h [!ENABLE_VTABLE_VERIFY] (STARTFILE_VTV_SPEC): Define.
16021 (ENDFILE_VTV_SPEC): Define.
16023 2016-05-09 Kaushik Phatak <kaushik.phatak@kpit.com>
16025 * config/rl78/rl78.c (rl78_expand_prologue): Save the MDUC related
16026 registers in all interrupt handlers if necessary.
16027 (rl78_option_override): Add warning.
16028 (MUST_SAVE_MDUC_REGISTERS): New macro.
16029 (rl78_expand_epilogue): Restore the MDUC registers if necessary.
16030 * config/rl78/rl78.c (check_mduc_usage): New function.
16031 (mduc_regs): New structure to hold MDUC register data.
16032 * config/rl78/rl78.md (is_g13_muldiv_insn): New attribute.
16033 (mulsi3_g13): Add is_g13_muldiv_insn attribute.
16034 (udivmodsi4_g13): Add is_g13_muldiv_insn attribute.
16035 (mulhi3_g13): Add is_g13_muldiv_insn attribute.
16036 * config/rl78/rl78.opt (msave-mduc-in-interrupts): New option.
16037 * doc/invoke.texi (RL78 Options): Add -msave-mduc-in-interrupts.
16039 2016-05-09 Bin Cheng <bin.cheng@arm.com>
16041 * tree-if-conv.c (tree-ssa-loop.h): Include header file.
16042 (tree-ssa-loop-niter.h): Ditto.
16043 (idx_within_array_bound, ref_within_array_bound): New functions.
16044 (ifcvt_memrefs_wont_trap): Check if array ref is within bound.
16045 Factor out check on writable base object to ...
16046 (base_object_writable): ... here.
16048 2016-05-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16050 * config/arm/arm.md (probe_stack): Add modes to set source
16053 2016-05-09 Bernd Schmidt <bschmidt@redhat.com>
16055 * regrename.c (base_reg_class_for_rename): New static function.
16056 (scan_rtx_address, scan_rtx): Use it instead of base_reg_class.
16058 2016-05-08 Jan Hubicka <hubicka@ucw.cz>
16060 * cgraph.c (thunk_adjust): Export.
16061 * cgraphclones.c (cgraph_node::create_clone): Clone thunk info.
16062 * cgraphunit.c (thunk_adjust): Export.
16063 (cgraph_node::assemble_thunks_and_aliases): Do not assemble inlined
16065 * ipa-inline-analyssi.c (compute_inline_parameters): Thunks are
16067 * tree-inline.c (expand_call_inline): Expand thunks inline.
16069 2016-05-08 Uros Bizjak <ubizjak@gmail.com>
16072 * config/i386/sse.md (*sse2_vd_cvtsd2ss): New insn pattern.
16073 (*sse2_vd_cvtss2sd): Ditto.
16074 * config/i386/i386.md
16075 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf splitter):
16076 Generate *sse2_vd_cvtsd2ss pattern.
16077 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df splitter):
16078 Generate *sse2_vd_cvtss2sd pattern.
16080 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
16082 * config/sh/sh.h (GET_SH_ARG_CLASS): Convert macro into ...
16083 * config/sh/sh.c (get_sh_arg_class): ... this new function. Update its
16086 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
16088 * config/sh/sh-protos.h (sh_media_register_for_return): Remove.
16089 * config/sh/sh.c: Define and declare variables on first use throughout
16091 (current_function_interrupt): Change to bool type.
16092 (frame_insn): Rename to emit_frame_insn and update users.
16093 (push_regs): Use bool for 'interrupt_handler' argument.
16094 (save_schedule_s): Remove.
16095 (TARGET_ASM_UNALIGNED_DI_OP, TARGET_ASM_ALIGNED_DI_OP): Remove.
16096 (sh_option_override): Don't nullify targetm.asm_out.aligned_op.di and
16097 targetm.asm_out.unaligned_op.di.
16098 (gen_far_branch): Remove redundant forward declaration.
16099 (sh_media_register_for_return, MAX_SAVED_REGS, save_entry_s, save_entry,
16100 MAX_TEMPS, save_schedule_ssave_schedule): Remove.
16101 (sh_set_return_address, sh_function_ok_for_sibcall,
16102 scavenge_reg): Update comments.
16103 (sh_builtin_saveregs): Use TRAGET_FPU_ANY condition.
16104 (sh2a_get_function_vector_number, sh2a_function_vector_p): Use for loop.
16105 (sh_attr_renesas_p): Remove unnecessary parentheses.
16106 (branch_dest): Simplify.
16107 * config/sh/sh.h (sh_args): Remove byref, byref_regs, stack_regs fields.
16108 Change force_mem, prototype_p, outgoing, renesas_abi fields to bool.
16109 (CUMULATIVE_ARGS): Change macro to typedef.
16110 (current_function_interrupt): Change to bool type.
16111 (sh_arg_class, sh_args, CUMULATIVE_ARGS, current_function_interrupt):
16112 Surround with __cplusplus ifdef.
16113 (sh_compare_op0, sh_compare_op1): Remove.
16114 (EPILOGUE_USES): Use TARGET_FPU_ANY condition.
16116 2016-05-07 Jim Wilson <jim.wilson@linaro.org>
16118 * config/arm/arm.md: (arch): Add neon.
16119 (arch_enabled): Return yes for arch neon when TARGET_NEON.
16120 * config/arm/vfp.md (movdf_vfp): Add w/G as alternative 3. Add
16121 neon_move as type for alt 3. Add arch attr enabling alt 3 for neon.
16122 Emit vmov.i64 for alt 3. Renumber alternatives 3 to 8. Adjust
16123 attributes for alt renumbering. Mark alt 3 as non-predicable.
16124 (thumb2_movdf_vfp): Likewise.
16126 2016-05-07 Uros Bizjak <ubizjak@gmail.com>
16128 * config/i386/i386.md (*addqi_1): Add preferred_for_speed attribute
16129 to disparage alternatives 3 and 4 for TARGET_PARTIAL_REG_STALL targets.
16130 (*andqi_1): Add preferred_for_speed attribute to disparage
16131 alternative 2 for TARGET_PARTIAL_REG_STALL targets.
16132 (*<code>qi_1): Ditto.
16133 (*one_cmplqi2_1): Add preferred_for_speed attribute to disparage
16134 alternative 1 for TARGET_PARTIAL_REG_STALL targets.
16135 (*ashlqi3_1): Ditto.
16136 (*swap<mode>): Merge from *swap<mode>_1 and *swap<mode>_2 patterns.
16137 Add preferred_for_size attribute to disparage alternative 0 and
16138 preferred_for_speed attribute to disparage alternative 1 for
16139 TARGET_PARTIAL_REG_STALL targets.
16141 2016-05-07 Tom de Vries <tom@codesourcery.com>
16143 PR tree-optimization/70956
16144 * graphite-scop-detection.c (build_cross_bb_scalars_def): Handle NULL
16147 2016-05-07 Oleg Endo <olegendo@gcc.gnu.org>
16149 * config/sh/sh-protos.h (sh_cbranch_distance): Declare new function.
16150 * config/sh/sh.c (sh_cbranch_distance): Implement it.
16151 * config/sh/sh.md (branch_zero): Remove define_attr.
16152 (define_delay): Disable delay slot if branch distance is one insn.
16154 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
16156 * config/i386/i386.md (LEAMODE): New mode attribute.
16157 (plus to LEA splitter): Rewrite splitter using LEAMODE mode attribute.
16158 (ashift to LEA splitter): Rewrte splitter using SWI mode iterator
16159 and LEAMODE mode attribute. Use VOIDmode const_0_to_3_operand as
16160 operand 2 predicate.
16161 (*lea<mode>_general_2): Use VOIDmode for const248_operand.
16162 (*lea<mode>_general_3): Ditto.
16163 (*lea<mode>_general_4): Use VOIDmode for const_0_to_3_operand.
16165 2016-05-06 Jakub Jelinek <jakub@redhat.com>
16167 * genmddump.c (main): Convert argv from char ** to const char **.
16169 2016-05-06 David Malcolm <dmalcolm@redhat.com>
16171 * coretypes.h (OVERRIDE): New macro.
16172 (FINAL): New macro.
16174 2016-05-06 Eric Botcazou <ebotcazou@adacore.com>
16176 * tree-ssa-coalesce.c (gimple_can_coalesce_p): In the optimized case,
16177 allow coalescing if the types are compatible.
16179 2016-05-06 David Malcolm <dmalcolm@redhat.com>
16181 * pass_manager.h (pass_manager::register_pass_name): New method.
16182 (pass_manager::get_pass_by_name): New method.
16183 (pass_manager::create_pass_tab): New method.
16184 (pass_manager::m_name_to_pass_map): New field.
16185 * passes.c (name_to_pass_map): Delete global in favor of field
16186 "m_name_to_pass_map" of pass_manager.
16187 (register_pass_name): Rename from a function to...
16188 (pass_manager::register_pass_name): ...this method, updating
16189 for renaming of global "name_to_pass_map" to field
16190 "m_name_to_pass_map".
16191 (create_pass_tab): Rename from a function to...
16192 (pass_manager::create_pass_tab): ...this method, updating
16193 for renaming of global "name_to_pass_map" to field.
16194 (get_pass_by_name): Rename from a function to...
16195 (pass_manager::get_pass_by_name): ...this method.
16196 (enable_disable_pass): Convert use of get_pass_by_name to
16197 a method call, locating the pass_manager singleton.
16199 2016-05-06 David Malcolm <dmalcolm@redhat.com>
16201 * genattr-common.c (main): Convert argv from char ** to const char **.
16202 * genattr.c (main): Likewise.
16203 * genattrtab.c (main): Likewise.
16204 * genautomata.c (initiate_automaton_gen): Likewise.
16206 * gencodes.c (main): Likewise.
16207 * genconditions.c (main): Likewise.
16208 * genconfig.c (main): Likewise.
16209 * genconstants.c (main): Likewise.
16210 * genemit.c (main): Likewise.
16211 * genenums.c (main): Likewise.
16212 * genextract.c (main): Likewise.
16213 * genflags.c (main): Likewise.
16214 * genmddeps.c (main): Likewise.
16215 * genopinit.c (main): Likewise.
16216 * genoutput.c (main): Likewise.
16217 * genpeep.c (main): Likewise.
16218 * genpreds.c (main): Likewise.
16219 * genrecog.c (main): Likewise.
16220 * gensupport.c (init_rtx_reader_args_cb): Likewise.
16221 (init_rtx_reader_args): Likewise.
16222 * gensupport.h (init_rtx_reader_args_cb): Likewise.
16223 (init_rtx_reader_args): Likewise.
16224 * gentarget-def.c (main): Likewise.
16225 * read-md.c (read_md_files): Likewise.
16226 * read-md.h (read_md_files): Likewise.
16228 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
16230 * config/i386/i386.md (int cmove peephole2s): Use general_reg_operand
16231 instead of register_and_not_any_fp_reg_operand as operand 0 predicate.
16232 * config/i386/predicates.md (register_and_not_any_fp_reg_operand):
16233 Remove unused predicate.
16234 (register_and_not_fp_reg_operand): Ditto.
16236 2016-05-06 Martin Liska <mliska@suse.cz>
16238 * tree-if-conv.c (ifcvt_split_critical_edges): Use auto_vec
16239 instead of vec as the vector is local to the function.
16241 2016-05-06 Jakub Jelinek <jakub@redhat.com>
16243 * config/i386/sse.md (*<code>v8hi3, *<code>v16qi3): Add
16244 avx512bw alternative.
16246 * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>): Move
16247 before the ashr<mode>3 pattern.
16249 * config/i386/sse.md (*avx2_pmaddwd, *sse2_pmaddwd): Use
16250 v instead of x in vex or maybe_vex alternatives, use
16251 maybe_evex instead of vex in prefix.
16253 * config/i386/sse.md (*vec_extractv4sf_0, *sse4_1_extractps,
16254 *vec_extractv4sf_mem, vec_extract_lo_v16hi, vec_extract_hi_v16hi,
16255 vec_extract_lo_v32qi, vec_extract_hi_v32qi): Use v instead of x
16256 in vex or maybe_vex alternatives, use maybe_evex instead of vex
16259 * config/i386/sse.md (*vec_concatv2sf_sse4_1, *vec_concatv4sf): Use
16260 v instead of x in vex or maybe_vex alternatives, use
16261 maybe_evex instead of vex in prefix.
16263 * config/i386/sse.md (sse_shufps_<mode>, sse_storehps, sse_loadhps,
16264 sse_storelps, sse_movss, avx2_vec_dup<mode>, avx2_vec_dupv8sf_1,
16265 sse2_shufpd_<mode>, sse2_storehpd, sse2_storelpd, sse2_loadhpd,
16266 sse2_loadlpd, sse2_movsd): Use v instead of x in vex or maybe_vex
16267 alternatives, use maybe_evex instead of vex in prefix.
16269 * config/i386/sse.md (vec_interleave_lowv4sf,
16270 *vec_interleave_highv2df, *vec_interleave_lowv2df): Use
16271 v instead of x in vex or maybe_vex alternatives, use
16272 maybe_evex instead of vex in prefix.
16274 * config/i386/sse.md (sse_movhlps, sse_movlhps): Use
16275 v instead of x in vex or maybe_vex alternatives, use
16276 maybe_evex instead of vex in prefix.
16278 * config/i386/sse.md (*avx_cvtpd2dq256_2, *avx_cvtps2pd256_2): Use
16279 v constraint instead of x.
16281 2016-05-06 Nathan Sidwell <nathan@codesourcery.com>
16283 * gimple.c (gimple_call_same_target_p): Unique functions are eq.
16284 * tree-ssa-tail-merge.c (same_succ::equal): Check pointer eq
16287 2016-05-06 Richard Biener <rguenther@suse.de>
16289 PR tree-optimization/70948
16290 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
16291 Properly clobber all fields of va_list for __builtin_va_start.
16293 2016-05-06 Yuri Rumyantsev <ysrumyan@gmail.com>
16296 * tree-ssa-loop-unswitch.c (find_loop_guard): Reject guard edge with
16297 loop latch destination.
16299 2016-05-06 Martin Liska <mliska@suse.cz>
16301 * tree-ssa-uninit.c: Apply manual changes
16302 to the GNU coding style.
16303 (prune_uninit_phi_opnds): Rename from
16304 prune_uninit_phi_opnds_in_unrealizable_paths.
16306 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
16308 * config/sh/sh.opt (madjust-unroll, minvalid-symbols, msoft-atomic,
16309 mspace): Remove deprecated options.
16310 * doc/invoke.texi (SH options): Remove -mspace.
16312 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
16314 * config/sh/sh.md (ic_invalidate_line_sh4a): Fix insn length.
16316 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
16318 * config/sh/sh.md (*cmpeqsi_t): Remove combine insn pattern and similar
16319 corresponding combine split pattern.
16321 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
16324 * config/sh/predicates.md (long_displacement_mem_operand): New.
16325 * config/sh/sh.md (movsi_i): Allow for SH2A, disallow for any FPU.
16326 Add movi20, movi20s alternatives. Adjust length attribute for
16328 (movsi_ie): Allow for any FPU. Adjust length attribute for
16330 (movsi_i_lowpart): Add movi20, movi20s alternatives. Adjust length
16331 attribute for alternatives.
16332 (*mov<mode>): Use long_displacement_mem_operand for length attribute.
16333 (*movdi_i, movdf_k, movdf_i4, movsf_i, movsf_ie, movsf_ie_ra): Adjust
16334 length attribute for alternatives.
16336 2016-05-06 Richard Biener <rguenther@suse.de>
16338 PR tree-optimization/70960
16339 * tree-if-conv.c (ifcvt_walk_pattern_tree): Handle non-SSA ops.
16341 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
16344 * config/sh/sh.md (*cmp_div0s_7, *cmp_div0s_8): Add div0s variants.
16345 * config/sh/sh.c (sh_rtx_costs): Add another div0s case.
16347 2016-05-06 Marek Polacek <polacek@redhat.com>
16350 * ubsan.c (get_ubsan_type_info_for_type): Remove assert.
16352 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
16355 * config/sh/sh.md (*rotcr): Add another variant.
16357 2016-05-06 Richard Biener <rguenther@suse.de>
16359 PR middle-end/70931
16360 * dwarf2out.c (native_encode_initializer): Skip zero-sized fields.
16362 2016-05-06 Richard Biener <rguenther@suse.de>
16364 PR middle-end/70941
16365 * fold-const.c (split_tree): Always convert to the original type
16368 2016-05-06 Richard Biener <rguenther@suse.de>
16370 * fwprop.c (fwprop): Remove duplicate cleanup_cfg call.
16371 (fwprop_addr): Likewise.
16373 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
16376 * config/i386/i386-protos.h (ix86_standard_x87sse_constant_load_p):
16378 * config/i386/i386.c (ix86_standard_x87sse_constant_load_p): New.
16379 * config/i386/i386.md (push mem splitter): Use find_constant_src in
16380 the splitter condition.
16381 (FP load splitter): Use ix86_standard_x87sse_constant_load_p in
16382 the splitter condition.
16383 (FP float_extend load splitter): Ditto.
16385 2016-05-05 Uros Bizjak <ubizjak@gmail.com>
16387 * config/i386/i386.md (peehole2 patterns): Change true_regnum
16388 to REGNO in all peephole2 patterns.
16389 (post-reload splitters): Change true_regnum to REGNO in
16390 post-reload splitters.
16391 (zero_extend splitters): Use general_reg_operand and
16392 nonimmediate_gr_operand predicates.
16394 2016-05-05 Jakub Jelinek <jakub@redhat.com>
16396 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>): Use
16397 v constraint instead of x.
16399 2016-05-05 Alan Modra <amodra@gmail.com>
16402 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Don't
16403 set OPTION_MASK_RELOCATABLE when flag_pic == 2. Set
16404 TARGET_NO_FP_IN_TOC for -mrelocatable.
16405 (MINIMAL_TOC_SECTION_ASM_OP): Remove redundant
16406 TARGET_RELOCATABLE test.
16407 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
16408 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
16409 * config/rs6000/linux64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
16410 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
16411 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
16412 * config/rs6000/freebsd64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
16413 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
16414 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
16415 * config/rs6000/predicates.md (easy_fp_constant): Likewise.
16416 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
16418 (rs6000_assemble_integer): Update TARGET_RELOCATABLE test.
16419 (rs6000_stack_info): Likewise.
16420 (rs6000_elf_asm_out_constructor): Likewise.
16421 (rs6000_elf_asm_out_destructor): Likewise.
16422 (rs6000_elf_declare_function_name): Likewise.
16423 * config/rs6000/rs6000.md (load_toc_aix_di): Likewise.
16424 * config/rs6000/rs6000.h (MASK_RELOCATABLE, MASK_MINIMAL_TOC):
16427 2016-05-05 Alan Modra <amodra@gmail.com>
16429 * config/rs6000/rs6000.c (rs6000_frame_related): Rewrite.
16431 2016-05-05 Alan Modra <amodra@gmail.com>
16433 * config/rs6000/rs6000.c (rs6000_savres_strategy): Don't use
16434 out-of-line gpr restore for one or two regs if that would add
16437 2016-05-04 Uros Bizjak <ubizjak@gmail.com>
16440 * config/i386/i386.md
16441 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df peephole2):
16442 Change to post-epilogue_completed late splitter. Use sse_reg_operand
16443 as operand 0 predicate.
16444 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf peephole2):
16446 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float {si,di}->{sf,df} peephole2):
16447 Ditto. Emit the pattern using RTX.
16449 (TARGET_USE_VECTOR_FP_CONVERTS float_extend sf->df splitter):
16450 Use sse_reg_opreand as operand 0 predicate. Do not use true_regnum in
16451 the post-reload splitter. Use lowpart_subreg instead of gen_rtx_REG.
16452 (TARGET_USE_VECTOR_FP_CONVERTS float_truncate df->sf splitter):
16454 (TARGET_USE_VECTOR_CONVERTS float si->{sf,df} splitter): Use
16455 sse_reg_operand as operand 0 predicate.
16457 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_extend sf->df peephole2):
16458 Use sse_reg_opreand as operand 0 predicate. Use lowpart_subreg
16459 instead of gen_rtx_REG.
16460 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_truncate sf->df peephole2):
16463 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
16465 * function.c (emit_use_return_register_into_block): Delete.
16466 (gen_return_pattern): Delete.
16467 (emit_return_into_block): Delete.
16468 (active_insn_between): Delete.
16469 (convert_jumps_to_returns): Delete.
16470 (emit_return_for_exit): Delete.
16471 (thread_prologue_and_epilogue_insns): Delete all code dealing with
16472 simple_return for shrink-wrapped blocks.
16473 * shrink-wrap.c (try_shrink_wrapping): Insert simple_return at the
16474 end of blocks that need one.
16475 (get_unconverted_simple_return): Delete.
16476 (convert_to_simple_return): Delete.
16477 * shrink-wrap.c (get_unconverted_simple_return): Delete declaration.
16478 (convert_to_simple_return): Ditto.
16480 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
16482 * cfgcleanup.c (bb_is_just_return): New function.
16483 (try_optimize_cfg): Simplify jumps to return, branches to return,
16484 and branches around return.
16486 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
16488 * cfgcleanup.c (try_simplify_condjump): Don't try to simplify a
16489 branch to a return.
16491 2016-05-04 Jakub Jelinek <jakub@redhat.com>
16495 * tree-core.h (enum operand_equal_flag): Add OEP_HASH_CHECK.
16496 * tree.c (inchash::add_expr): If !IS_EXPR_CODE_CLASS (tclass),
16497 assert flags & OEP_HASH_CHECK, instead of asserting it
16498 never happens. Handle TARGET_EXPR.
16499 * fold-const.c (operand_equal_p): For hash verification,
16500 or in OEP_HASH_CHECK into flags.
16502 2016-05-04 Eric Botcazou <ebotcazou@adacore.com>
16504 * tree-ssa-coalesce.c (gimple_can_coalesce_p): Fix reference in head
16506 (compute_samebase_partition_bases): Fix typo.
16508 2016-05-04 Jakub Jelinek <jakub@redhat.com>
16510 * config/i386/sse.md (vec_interleave_highv8sf,
16511 vec_interleave_lowv8sf, vec_interleave_highv4df,
16512 vec_interleave_lowv4df): Remove constraints from expanders.
16514 * config/i386/sse.md (sse2_movq128): Use v constraint instead of x.
16516 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
16518 * tree-inline.c (expand_call_inline): Fix path dealing with
16519 making lhs of call statement undefined.
16521 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
16523 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases):
16524 Check availability on NODE, too.
16525 * cgraph.h (symtab_node::call_for_symbol_and_aliases): Likewise.
16526 (cgraph_node::call_for_symbol_and_aliases): Likewise.
16527 (varpool_node::call_for_symbol_and_aliase): Likewise.
16528 * ipa-pure-const.c (add_new_function): Analyze all bodies.
16529 (propagate_pure_const): Propagate across interposable functions, too.
16530 (skip_function_for_local_pure_const): Do not skip interposable bodies
16532 (pass_local_pure_const::execute): Update.
16534 2016-05-04 Marek Polacek <polacek@redhat.com>
16536 * doc/invoke.texi: Document -Wdangling-else.
16538 2016-05-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
16540 * config.gcc: Error out when conflicting multilib is detected. Do not
16541 loop over multilibs since no combination is legal.
16543 2016-05-04 Alan Modra <amodra@gmail.com>
16545 * config/rs6000/rs6000.h (PIC_OFFSET_TABLE_REGNUM): Correct.
16546 * config/rs6000/sysv4.h (TARGET_TOC): Simplify.
16547 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
16550 2016-05-04 Matthew Fortune <matthew.fortune@imgtec.com>
16552 * config/mips/mips-cpus.def (p5600): Avoid IMADD by default.
16553 Clean up p5600 comments.
16555 2016-05-04 Richard Biener <rguenther@suse.de>
16557 * match.pd: Add BIT_FIELD_REF canonicalizations and vector
16558 constructor simplifications.
16559 * fold-const.c (fold_ternary_loc): Remove duplicate functionality here.
16561 2016-05-04 Oleg Endo <olegendo@gcc.gnu.org>
16563 * config/sh/predicates (post_inc_mem, pre_dec_mem): New predicates.
16564 * config/sh/sh-protos.h (sh_find_set_of_reg): Return null result if
16565 result.set_rtx is null instead of aborting.
16566 * config/sh/sh.h (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT):
16568 (USE_LOAD_PRE_DECREMENT, USE_STORE_POST_INCREMENT): Enable for SH2A.
16569 * config/sh/sh.md (*extend<mode>si2_predec, *mov<mode>_load_predec,
16570 *mov<mode>_store_postinc): New patterns.
16572 2016-05-04 Marc Glisse <marc.glisse@inria.fr>
16574 * match.pd ((A | B) & (A | C)): Generalize to BIT_XOR_EXPR. Mark
16575 as commutative. Check both conversions are NOP.
16576 ((A & B) OP (C & B)): Remove.
16578 2016-05-04 Alan Modra <amodra@gmail.com>
16580 * combine.c (simplify_set): Correct WORD_REGISTER_OPERATIONS test.
16582 2016-05-04 Alan Modra <amodra@gmail.com>
16585 * config/rs6000/rs6000.c (rs6000_stack_info): Don't set cr_save_p
16586 when cr2,3,4 are all fixed regs.
16588 2016-05-04 Bernd Schmidt <bschmidt@redhat.com>
16590 PR rtl-optimization/57193
16591 * opts.c (default_options_table): Revert OPT_frename_registers change.
16592 * doc/invoke.texi (-frename-registers, -O2): Likewise.
16594 2016-05-03 Martin Sebor <msebor@redhat.com>
16597 * builtins.c (fold_builtin_FILE): New function.
16598 (fold_builtin_FUNCTION, fold_builtin_LINE): New functions.
16599 (fold_builtin_0): Call them.
16600 * gimplify.c (gimplify_call_expr): Remove the handling of
16601 BUILT_IN_FILE, BUILT_IN_FUNCTION, and BUILT_IN_LINE.
16604 * doc/extend.texi (Other Builtins): Update __builtin_FILE,
16605 __builtin_FUNCTION, and __builtin_LINE to reflect they yield
16609 * doc/extend.texi (Function Names as Strings): Update __func__,
16610 __FUNCTION__, __PRETTY_FUNCTION__ to reflect they evaluate to
16613 2016-05-03 Jakub Jelinek <jakub@redhat.com>
16614 Richard Biener <rguenther@suse.de>
16616 PR tree-optimization/70916
16617 * tree-if-conv.c: Include cfganal.h.
16618 (pass_if_conversion::execute): Call connect_infinite_loops_to_exit
16619 and remove_fake_exit_edges around the optimization pass.
16621 2016-05-03 Jan Hubicka <hubicka@ucw.cz>
16623 * cgraph.c (symbol_table::create_edge): Set inline_failed.
16624 (cgraph_edge::make_direct): Likewise.
16625 (cgraph_edge::dump_edge_flags): Dump call_stmt_cannot_inline_p.
16626 * cgraphclones.c (duplicate_thunk_for_node): Set inline_failed.
16627 * cif-code.def (CIF_LTO_MISMATCHED_DECLARATIONS): New code
16628 (CIF_THUNK): New code.
16629 * ipa-inline-analysis.c (initialize_inline_failed): Preserve
16630 CIF_FINAL_ERROR codes; do not deal with call_stmt_cannot_inline_p.
16631 (compute_inline_parameters): Set inline_failed for thunks.
16632 (inline_analyze_function): Cleanup.
16633 * ipa-inline.c (can_inline_edge_p): Do not deal with
16634 call_stmt_cannot_inline_p.
16635 (can_early_inline_edge_p): Likewise.
16636 (early_inliner): Initialize inline_failed.
16637 * lto-cgraph.c (lto_output_edge): Sanity check inline_failed.
16639 2016-05-03 Uros Bizjak <ubizjak@gmail.com>
16641 * config/i386/predicates.md (x87nonimm_ssenomem_operand): Rename
16642 from nonimm_ssenomem_operand.
16643 (nonimm_ssenomem_operand): New predicate.
16644 * config/i386/i386.md (extendsfdf2): Use nonimm_ssenomem_operand
16645 as operand 0 predicate.
16646 (*extendsfdf2): Merge from *extendsfdf2_mixed and *extendsfdf2_i387.
16647 Disable unsupported alternatives using "enabled" attribute.
16648 Use register_ssemem_operand as operand 0 predicate.
16649 (*fop_<mode>_1): Use x87nonimm_ssenomem_operand as operand 1 predicate.
16651 2016-05-03 Marek Polacek <polacek@redhat.com>
16654 * input.c (expansion_point_location): New function.
16655 * input.h (expansion_point_location): Declare.
16657 2016-05-03 Pierre-Marie de Rodat <derodat@adacore.com>
16659 * dwarf2out.c (resolve_args_picking_1): Replace the frame_offset
16660 occurence with frame_offset_ ones.
16662 2016-05-03 Alan Modra <amodra@gmail.com>
16664 PR rtl-optimization/70890
16665 * ira.c (combine_and_move_insns): When moving def_insn, remove
16666 equivs on use_insn.
16668 2016-05-03 Dominik Vogt <vogt@linux.vnet.ibm.com>
16670 * config/s390/s390.md ("*r<noxa>sbg_<mode>_sll")
16671 ("*r<noxa>sbg_<mode>_srl"): New define_insns.
16672 ("*r<noxa>sbg_<mode>_srl_bitmask"): Rename by adding "_bitmask".
16673 ("*r<noxa>sbg_<mode>_sll_bitmask"): Likewise.
16675 2016-05-03 Alan Modra <amodra@gmail.com>
16677 * config/rs6000/rs6000.c (rs6000_savres_strategy): Correct condition
16678 for SAVE_MULTIPLE/STORE_MULTIPLE.
16680 2016-05-03 Jakub Jelinek <jakub@redhat.com>
16682 * config/i386/i386.md (*truncdfsf_mixed, *truncdfsf_i387,
16683 *truncxfsf2_mixed, *truncxfdf2_mixed): Use v constraint instead of x.
16685 2016-05-03 Richard Biener <rguenther@suse.de>
16687 * gimplify.h (get_initialized_tmp_var): Add allow_ssa parameter
16689 (gimplify_arg): Likewise.
16690 * gimplify.c (gimplify_expr): Add overload with allow_ssa parameter,
16691 re-writing the result to a decl if required.
16692 (internal_get_tmp_var): Add allow_ssa parameter
16693 and override into_ssa with it.
16694 (get_formal_tmp_var): Adjust.
16695 (get_initialized_tmp_var): Add allow_ssa parameter.
16696 (gimplify_arg): Add allow_ssa parameter and avoid generating
16697 SSA names for the result false.
16698 (gimplify_call_expr): If the call may return twice do not
16699 gimplify parameters into SSA.
16700 (prepare_gimple_addressable): Do not allow an SSA name as temporary.
16701 (gimplify_modify_expr): Adjust assert. For noreturn calls
16702 with a SSA name LHS adjust its def.
16703 (gimplify_save_expr): Do not allow an SSA name as save-expr result.
16704 (gimplify_one_sizepos): Do not allow an SSA name as a sizepos.
16705 (gimplify_body): Init GIMPLE SSA data structures and gimplify into-SSA.
16706 (gimplify_scan_omp_clauses): Make sure OMP_CLAUSE_SIZE is not
16707 an SSA name. Likewise for OMP_CLAUSE_REDUCTION operands.
16708 (gimplify_omp_for): Likewise for OMP_CLAUSE_DECL. Likewise
16709 for OMP_FOR_COND, OMP_FOR_INCR and OMP_CLAUSE_LINEAR_STEP.
16710 (optimize_target_teams): Do not allow SSA names for clause operands.
16711 (gimplify_expr): Likewise for where we mark the result addressable.
16712 * passes.def (pass_init_datastructures): Remove.
16713 * tree-into-ssa.c (mark_def_sites): Ignore existing SSA names.
16714 (rewrite_stmt): Likewise.
16715 * tree-inline.c (initialize_cfun): Properly transfer SSA state.
16716 (replace_locals_op): Replace SSA names.
16717 (copy_gimple_seq_and_replace_locals): Init src_cfun.
16718 * gimple-low.c (lower_builtin_setjmp): Deal with SSA.
16719 * cgraph.c (release_function_body): Free CFG annotations only
16720 when we have a CFG. Simplify.
16721 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
16722 force_gimple_operand instead of get_initialized_tmp_var.
16723 * tree-pass.h (make_pass_init_datastructures): Remove.
16724 * tree-ssa.c (execute_init_datastructures): Remove.
16725 (pass_data_init_datastructures): Likewise.
16726 (class pass_init_datastructures): Likewise.
16727 (make_pass_init_datastructures): Likewise.
16728 * omp-low.c (create_omp_child_function): Init SSA data structures.
16729 (grid_expand_target_grid_body): Likewise.
16730 * tree-cfg.c (move_block_to_fn): Double-check the DEF is an SSA
16731 name before adding it to names_to_release.
16732 (remove_bb): Always release SSA defs.
16733 * tree-ssa-ccp.c (get_default_value): Check SSA_NAME_VAR
16734 before dereferencing it.
16735 * cgraphunit.c (init_lowered_empty_function): Always
16736 int SSA data structures.
16737 * tree-ssanames.c (release_defs): Remove assert that we are in
16739 * trans-mem.c (diagnose_tm_1): Handle SSA name function.
16741 2016-05-03 Jakub Jelinek <jakub@redhat.com>
16742 Uros Bizjak <ubizjak@gmail.com>
16744 PR rtl-optimization/70467
16745 * config/i386/predicates.md (x86_64_hilo_int_operand,
16746 x86_64_hilo_general_operand): New predicates.
16747 * config/i386/constraints.md (Wd): New constraint.
16748 * config/i386/i386.md (mode attr di): Use Wd instead of e.
16749 (general_hilo_operand): New mode attr.
16750 (add<mode>3, sub<mode>3): Use <general_hilo_operand>
16751 instead of <general_operand>.
16752 (*add<dwi>3_doubleword, *sub<dwi>3_doubleword): Use
16753 x86_64_hilo_general_operand instead of <general_operand>.
16755 2016-05-03 Jakub Jelinek <jakub@redhat.com>
16757 PR tree-optimization/70916
16758 * tree-if-conv.c (constant_or_ssa_name): Removed.
16759 (fold_build_cond_expr): Use is_gimple_val instead of
16760 constant_or_ssa_name.
16762 PR tree-optimization/70916
16763 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Give up
16764 if COND_EXPR rhs1 is neither SSA_NAME nor COMPARISON_CLASS_P.
16767 * tree-ssa-ccp.c: Include stor-layout.h and optabs-query.h.
16768 (optimize_atomic_bit_test_and): New function.
16769 (pass_fold_builtins::execute): Use it.
16770 * optabs.def (atomic_bit_test_and_set_optab,
16771 atomic_bit_test_and_complement_optab,
16772 atomic_bit_test_and_reset_optab): New optabs.
16773 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET,
16774 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_BIT_TEST_AND_RESET): New ifns.
16775 * builtins.h (expand_ifn_atomic_bit_test_and): New prototype.
16776 * builtins.c (expand_ifn_atomic_bit_test_and): New function.
16777 * internal-fn.c (expand_ATOMIC_BIT_TEST_AND_SET,
16778 expand_ATOMIC_BIT_TEST_AND_COMPLEMENT,
16779 expand_ATOMIC_BIT_TEST_AND_RESET): New functions.
16780 * doc/md.texi (atomic_bit_test_and_set@var{mode},
16781 atomic_bit_test_and_complement@var{mode},
16782 atomic_bit_test_and_reset@var{mode}): Document.
16783 * config/i386/sync.md (atomic_bit_test_and_set<mode>,
16784 atomic_bit_test_and_complement<mode>,
16785 atomic_bit_test_and_reset<mode>): New expanders.
16786 (atomic_bit_test_and_set<mode>_1,
16787 atomic_bit_test_and_complement<mode>_1,
16788 atomic_bit_test_and_reset<mode>_1): New insns.
16790 2016-05-03 Richard Sandiford <richard.sandiford@arm.com>
16792 PR rtl-optimization/70687
16793 * combine.c (change_zero_ext): Check for scalar modes. Use wide_int
16794 instead of unsigned HOST_WIDE_INT.
16796 2016-05-03 Bernd Schmidt <bschmidt@redhat.com>
16798 PR rtl-optimization/44281
16799 * hard-reg-set.h (struct target_hard_regs): New field
16800 x_fixed_nonglobal_reg_set.
16801 (fixed_nonglobal_reg_set): New macro.
16802 * reginfo.c (init_reg_sets_1): Initialize it.
16803 * ira.c (setup_alloc_regs): Use fixed_nonglobal_reg_set instead
16805 * df-scan.c (df_insn_refs_collect): Asms may reference global regs.
16807 2016-05-03 Bin Cheng <bin.cheng@arm.com>
16809 PR tree-optimization/56541
16810 * doc/invoke.texi (@item max-tree-if-conversion-phi-args): New item.
16811 * params.def (PARAM_MAX_TREE_IF_CONVERSION_PHI_ARGS): new param.
16812 * tree-if-conv.c (MAX_PHI_ARG_NUM): new macro.
16813 (any_complicated_phi): new static variable.
16814 (aggressive_if_conv): delete.
16815 (if_convertible_phi_p): support phis with more than two arguments.
16816 (if_convertible_bb_p): remvoe check on aggressive_if_conv and
16817 critical pred edges.
16818 (ifcvt_split_critical_edges): support phis with more than two
16819 arguments by checking new parameter. only split critical edges
16821 (tree_if_conversion): handle simd pragma marked loop using new
16822 local variable aggressive_if_conv. check any_complicated_phi.
16824 2016-05-03 Bin Cheng <bin.cheng@arm.com>
16826 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check depends_on
16829 2016-05-03 Bin Cheng <bin.cheng@arm.com>
16831 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Don't clobber
16834 2016-05-03 Oleg Endo <olegendo@gcc.gnu.org>
16836 * config/sh/sh.md (udivsi3, divsi3, mulsi3): Simplify.
16837 (mulhisi3, umulhisi3, (smulsi3_highpart, umulsi3_highpart): Convert to
16838 define_insn_and_split.
16839 (mulsi3_i): New define_insn_and_split.
16840 (mulsi3_call): Convert to define_insn.
16841 (mulsidi3, mulsidi3_compact, umulsidi3, umulsidi3_compact):
16842 Remove constraints.
16844 2016-05-02 Michael Meissner <meissner@linux.vnet.ibm.com>
16846 * machmode.h (mode_complex): Add support to give the complex mode
16848 (GET_MODE_COMPLEX_MODE): Likewise.
16849 * stor-layout.c (layout_type): For COMPLEX_TYPE, use the mode
16850 stored by build_complex_type and gfc_build_complex_type instead of
16851 trying to figure out the appropriate mode based on the size. Raise
16852 an assertion error, if the type was not set.
16853 * genmodes.c (struct mode_data): Add field for the complex type of
16855 (blank_mode): Likewise.
16856 (make_complex_modes): Remember the complex mode created in the
16858 (emit_mode_complex): Write out the mode_complex array to map a
16859 type mode to the complex version.
16860 (emit_insn_modes_c): Likewise.
16861 * tree.c (build_complex_type): Set the complex type to use before
16862 calling layout_type.
16863 * config/rs6000/rs6000.c (rs6000_hard_regno_nregs_internal): Add
16864 support for __float128 complex datatypes.
16865 (rs6000_hard_regno_mode_ok): Likewise.
16866 (rs6000_setup_reg_addr_masks): Likewise.
16867 (rs6000_complex_function_value): Likewise.
16868 * config/rs6000/rs6000.h (FLOAT128_IEEE_P): Likewise.
16869 __float128 and __ibm128 complex.
16870 (FLOAT128_IBM_P): Likewise.
16871 (ALTIVEC_ARG_MAX_RETURN): Likewise.
16872 * doc/extend.texi (Additional Floating Types): Document that
16873 -mfloat128 must be used to enable __float128. Document complex
16874 __float128 and __ibm128 support.
16876 2016-05-02 Jakub Jelinek <jakub@redhat.com>
16879 * gimple.c (gimple_builtin_call_types_compatible_p): Allow
16880 char/short arguments promoted to int because of promote_prototypes.
16882 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
16884 * config/i386/predicates.md (register_ssemem_operand): New predicate.
16885 * config/i386/i386.md (*cmpi<FPCMP:unord><MODEF:mode>): Merge from
16886 *cmpi<FPCMP:unord><MODEF:mode>_mixed and
16887 *cmpi<FPCMP:unord><X87MODEF:mode>_i387. Disable unsupported
16888 alternatives using "enabled" attribute. Use register_ssemem_operand
16889 as operand 1 predicate.
16890 (*cmpi<unord>xf_i387): Split XFmode pattern from
16891 *cmpi<FPCMP:unord><X87MODEF:mode>_i387.
16892 (*absneg<mode>2): Merge from *absneg<mode>2_mixed and
16893 *absneg<mode>2_i387. Disable unsupported alternatives using
16894 "enabled" attribute.
16895 (*absnegxf2_i387): Split XFmode pattern from *absneg<mode>2_i387.
16897 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
16899 * omp-low.c (lower_oacc_head_tail): Assert there is at least one
16901 (oacc_loop_process): Check mask for loop termination.
16903 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
16905 * cif-code.def (CIF_THUNK): Add.
16906 * ipa-inline-analsysis.c (evaluate_conditions_for_known_args): Revert
16909 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
16911 * ipa-inline-analysis.c (reset_inline_summary): Clear fp_expressions
16912 (dump_inline_summary): Dump it.
16913 (fp_expression_p): New predicate.
16914 (estimate_function_body_sizes): Use it.
16915 (inline_merge_summary): Merge fp_expressions.
16916 (inline_read_section): Read fp_expressions.
16917 (inline_write_summary): Write fp_expressions.
16918 * ipa-inline.c (can_inline_edge_p): Permit inlining across fp math
16919 codegen boundary if either caller or callee is !fp_expressions.
16920 * ipa-inline.h (inline_summary): Add fp_expressions.
16921 * ipa-inline-transform.c (inline_call): When inlining !fp_expressions
16922 to fp_expressions be sure the fp generation flags are updated.
16924 2016-05-02 Jakub Jelinek <jakub@redhat.com>
16926 PR rtl-optimization/70467
16927 * cse.c (cse_insn): Handle no-op MEM moves after folding.
16929 PR rtl-optimization/70467
16930 * ipa-pure-const.c (check_call): Handle internal calls even in
16931 ipa mode like in local mode.
16933 2016-05-02 Bernd Edlinger <bernd.edlinger@hotmail.de>
16935 * doc/install.texi: Document supported in-tree gmp/mpfr/mpc versions.
16937 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
16939 * match.pd (X u< X, X u> X): New transformations.
16941 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
16943 * flag-types.h (enum warn_strict_overflow_code): Move ...
16944 * coretypes.h: ... here.
16945 * fold-const.h (fold_overflow_warning): Declare.
16946 * fold-const.c (fold_overflow_warning): Make non-static.
16947 (fold_comparison): Move the transformation of X +- C1 CMP C2
16948 into X CMP C2 -+ C1 ...
16949 * match.pd: ... here.
16950 * gimple-fold.c (fold_stmt_1): Protect with
16951 fold_defer_overflow_warnings.
16953 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
16955 * omp-low.c (struct oacc_loop): Add 'inner' field.
16956 (new_oacc_loop_raw): Initialize it to zero.
16957 (oacc_loop_fixed_partitions): Initialize it.
16958 (oacc_loop_auto_partitions): Partition outermost loop to outermost
16959 available partitioning.
16961 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
16963 * config/arc/arc.md (mulsidi3): Change operand 0 predicate to
16965 (umulsidi3): Likewise.
16966 (indirect_jump): Fix jump instruction assembly patterns.
16968 2016-05-02 Thomas Schwinge <thomas@codesourcery.com>
16971 * config/nvptx/nvptx.c (nvptx_libcall_value): Handle NULL cfun.
16972 (nvptx_function_value): Assert non-NULL cfun.
16974 2016-05-02 Eric Botcazou <ebotcazou@adacore.com>
16976 PR rtl-optimization/70886
16977 * sched-deps.c (estimate_dep_weak): Canonicalize cselib values.
16979 * cselib.h (rtx_equal_for_cselib_1): Declare.
16980 (rtx_equal_for_cselib_p: New inline function.
16981 * cselib.c (rtx_equal_for_cselib_p): Delete.
16982 (rtx_equal_for_cselib_1): Make public.
16984 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
16986 * config/i386/predicates.md (nonimm_ssenomem_operand): New predicate.
16987 (register_mixssei387nonimm_operand): Remove predicate.
16988 * config/i386/i386.md (*fop_<mode>_comm): Merge from
16989 *fop_<mode>_comm_mixed and *fop_<mode>_comm_i387. Disable unsupported
16990 alternatives using "enabled" attribute. Also check X87_ENABLE_ARITH
16991 for TARGET_MIX_SSE_I387 alternatives.
16992 (*fop_<mode>_1): Merge from *fop_<mode>_1_mixed and *fop_<mode>_1_i387.
16993 Disable unsupported alternatives using "enabled" attribute. Use
16994 nonimm_ssenomem_operand as operand 1 predicate. Also check
16995 X87_ENABLE_ARITH for TARGET_MIX_SSE_I387 alternatives.
16997 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
16999 * tree.c (cst_and_fits_in_hwi): Simplify.
17001 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
17003 * tree.h (wi::to_wide): New function.
17004 * expr.c (expand_expr_real_1): Use wi::to_wide.
17005 * fold-const.c (int_const_binop_1): Likewise.
17006 (extract_muldiv_1): Likewise.
17008 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
17010 * wide-int.h: Update offset_int and widest_int documentation.
17011 (WI_SIGNED_SHIFT_RESULT): New macro.
17012 (wi::binary_shift): Define signed_shift_result_type for
17013 shifts on offset_int- and widest_int-like types.
17014 (generic_wide_int): Support <<= and >>= if << and >> are supported.
17015 * tree.h (int_bit_position): Use shift operators instead of wi::
17017 * alias.c (adjust_offset_for_component_ref): Likewise.
17018 * expr.c (get_inner_reference): Likewise.
17019 * fold-const.c (fold_comparison): Likewise.
17020 * gimple-fold.c (fold_nonarray_ctor_reference): Likewise.
17021 * gimple-ssa-strength-reduction.c (restructure_reference): Likewise.
17022 * tree-dfa.c (get_ref_base_and_extent): Likewise.
17023 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Likewise.
17024 (stmt_kills_ref_p): Likewise.
17025 * tree-ssa-ccp.c (bit_value_binop_1): Likewise.
17026 * tree-ssa-math-opts.c (find_bswap_or_nop_load): Likewise.
17027 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
17028 (ao_ref_init_from_vn_reference): Likewise.
17030 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
17032 * wide-int.h: Update offset_int and widest_int documentation.
17033 (WI_SIGNED_BINARY_PREDICATE_RESULT): New macro.
17034 (wi::binary_traits): Allow ordered comparisons between offset_int and
17035 offset_int, between widest_int and widest_int, and between either
17036 of these types and basic C types.
17037 (operator <, <=, >, >=): Define for the same combinations.
17038 * tree.h (tree_int_cst_lt): Use comparison operators instead
17039 of wi:: comparisons.
17040 (tree_int_cst_le): Likewise.
17041 * gimple-fold.c (fold_array_ctor_reference): Likewise.
17042 (fold_nonarray_ctor_reference): Likewise.
17043 * gimple-ssa-strength-reduction.c (record_increment): Likewise.
17044 * tree-affine.c (aff_comb_cannot_overlap_p): Likewise.
17045 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Likewise.
17046 * tree-sra.c (completely_scalarize): Likewise.
17047 * tree-ssa-alias.c (stmt_kills_ref_p): Likewise.
17048 * tree-ssa-reassoc.c (extract_bit_test_mask): Likewise.
17049 * tree-vrp.c (extract_range_from_binary_expr_1): Likewise.
17050 (check_for_binary_op_overflow): Likewise.
17051 (search_for_addr_array): Likewise.
17052 * ubsan.c (ubsan_expand_objsize_ifn): Likewise.
17054 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
17056 * config/arc/arc.c (arc_preferred_simd_mode): Remove enum keyword.
17057 (arc_save_restore): Likewise.
17058 (arc_dwarf_register_span): Likewise.
17059 (arc_output_pic_addr_const): Initialize suffix variable.
17061 2016-05-02 Martin Liska <mliska@suse.cz>
17063 * symbol-summary.h (function_summary::function_summary):
17064 Remove checking assert for all cgraph nodes.
17065 (function_summary::get): Check summary_uid.
17066 (symtab_insertion): Check summary_uid.
17068 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
17070 * config/arc/arc-protos.h (compact_memory_operand_p): Declare.
17071 * config/arc/arc.c (arc_output_commutative_cond_exec): Consider
17072 bmaskn instruction.
17073 (arc_dwarf_register_span): Remove enum keyword.
17074 (compact_memory_operand_p): New function.
17075 * config/arc/arc.h (reg_class): Add code density register classes.
17076 (REG_CLASS_NAMES): Likewise.
17077 (REG_CLASS_CONTENTS): Likewise.
17078 * config/arc/arc.md (*movqi_insn): Add code density instructions.
17079 (*movhi_insn, *movsi_insn, *movsf_insn): Likewise.
17080 (*extendhisi2_i, andsi3_i, cmpsi_cc_insn_mixed): Likewise.
17081 (*cmpsi_cc_c_insn, *movsi_ne): Likewise.
17082 * config/arc/constraints.md (C2p, Uts, Cm1, Cm3, Ucd): New
17084 (h, Rcd, Rsd, Rzd): New register constraints.
17085 (T): Use compact_memory_operand_p function.
17086 * config/arc/predicates.md (compact_load_memory_operand): Remove.
17088 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
17090 * config/sh/sh.md (*negnegt, *movtt): Remove.
17092 2016-05-02 Marek Polacek <polacek@redhat.com>
17093 Tom de Vries <tom@codesourcery.com>
17095 PR tree-optimization/70700
17096 * tree-ssa-structalias.c (dump_pred_graph): Fix getting varinfo for ids
17097 bigger than FIRST_REF_NODE.
17099 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
17102 * config/sh/sh.c (sh_option_override): Remove TARGET_CBRANCHDI4,
17104 (prepare_cbranch_operands): Don't use scratch register. Assume that
17105 function is used when pseudos can be created.
17106 (expand_cbranchdi4): Likewise. Remove unused TARGET_CMPEQDI_T paths.
17107 * config/sh/sh.md (cbranchsi4): Allow only when pseudos can be created.
17108 (cbranchdi4, cbranchdi4_i): Simplify to single cbranchdi4
17109 define_expand. Allow it only when pseudos can be created.
17110 * config/sh/sh.opt (mcbranchdi, mcmpeqdi): Delete.
17112 2016-05-01 Uros Bizjak <ubizjak@gmail.com>
17114 * config/i386/constraints.md (BC): Only allow -1 operands.
17115 * config/i386/sse.md (mov<mode>_internal): Add (v,C) alternative.
17116 Add "enabled" attribute. Update XI mode attribute calculation.
17117 * config/i386/i386.md (*movxi_internal_avx512f): Add (v,C) alternative.
17118 (*movoi_internal_avx): Update XI mode attribute calculation.
17119 (*movti_internal): Ditto.
17121 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
17123 * config/sh/sh.md (push, pop, ic_invalidate_line, cstoresi4, cstoredi4,
17124 cstoresf4, cstoredf4, fix_truncsfsi2): Remove constraints.
17126 2016-05-01 Eric Botcazou <ebotcazou@adacore.com>
17128 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Do not use switch
17129 statement on instruction code. Remove trailing spaces.
17130 (altivec_expand_stv_builtin): Likewise.
17132 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
17134 * config/sh/sh.h (TARGET_SH4): Remove and use default implementation.
17135 (TARGET_FPU_DOUBLE): Simplify.
17136 (BASE_ARG_REG, DOUBLE_TYPE_SIZE, OPTIMIZE_MODE_SWITCHING): Replace
17137 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions with 'TARGET_FPU_DOUBLE'.
17138 * config/sh/sh.c: Replace 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions
17139 with 'TARGET_FPU_DOUBLE'.
17140 * config/sh/sh.md: Likewise.
17142 2016-05-01 Yoshinori Sato <ysato@users.sourceforge.jp>
17144 * config/sh/linux.h (SH_DIV_STRATEGY_DEFAULT,
17145 SH_DIV_STR_FOR_SIZE): Remove.
17146 * config/sh/netbsd-elf.h (SH_DIV_STRATEGY_DEFAULT,
17147 SH_DIV_STR_FOR_SIZE): Remove.
17149 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
17151 * config/sh/predicates.md (any_register_operand, zero_extend_operand,
17152 logical_reg_operand): Delete.
17153 (arith_operand, arith_reg_dest, arith_or_int_operand, cmpsi_operand,
17154 arith_reg_or_0_operand, arith_reg_or_0_or_1_operand, logical_operand,
17155 logical_and_operand, movsrc_no_disp_mem_operand): Rewrite using
17156 match_operand and match_test.
17157 (sh_const_vec, sh_1el_vec): Remove redundant checks. Declare local
17158 variables on their first use. Return bool values.
17159 * config/sh/sh.h (LOAD_EXTEND_OP): Update comment.
17160 * config/sh/sh.md (andsi3, iorsi3): Use arith_reg_dest for result and
17161 arith_reg_operand for input operand. Remove empty constraints.
17163 (*xorsi3_compact): Rename to xorsi3.
17164 (zero_extend<mode>si2): Use arith_reg_operand for input operand.
17165 (*zero_extend<mode>si2_disp_mem): Update comment.
17168 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
17170 * config/sh/t-sh: Remove SH5 support.
17171 * config.gcc: Likewise.
17172 * configure: Likewise.
17174 2016-04-30 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
17176 * config/darwin.h (LINK_COMMAND_SPEC_A): Handle -fcilkplus.
17178 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
17180 * config/sh/sh.c (register_sh_passes, sh_option_override,
17181 sh_print_operand, prepare_move_operands,
17182 sh_can_follow_jump): Remove TARGET_SH1 checks.
17183 * config/sh/sh.h (TARGET_VARARGS_PRETEND_ARGS, VALID_REGISTER_P,
17184 PROMOTE_MODE): Likewise.
17185 * config/sh/sh.md (adddi3, addsi3, subdi3, subsi3, andsi3,
17188 2016-04-30 Alan Modra <amodra@gmail.com>
17190 * config/rs6000/rs6000.c (rs6000_savres_strategy): Force inline
17191 restoring when fixed_reg_p, but allow out-of-line or stmw save.
17192 Check for user regs later to avoid unnecessary looping over regs.
17193 Merge user reg check with non-saved reg check. Don't force
17194 inline VR restore when static chain used.
17195 (rs6000_frame_related): Omit eh_frame info for user regs when
17197 (fixed_regs_p): Delete.
17199 2016-04-30 Alan Modra <amodra@gmail.com>
17201 * config/rs6000/rs6000.c (SAVRES_MULTIPLE): Replace with..
17202 (SAVE_STRATEGY, REST_STRATEGY): ..this. Renumber and sort enum.
17205 2016-04-30 Alan Modra <amodra@gmail.com>
17208 * config/rs6000/rs6000.c (fixed_reg_p): New function.
17209 (fixed_regs_p): Rename from global_regs_p. Call fixed_reg_p.
17212 2016-04-30 Alan Modra <amodra@gmail.com>
17214 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
17215 Remove redundant PIC_OFFSET_TABLE_REGNUM test. Replace with
17216 flag_pic test for Darwin.
17218 2016-04-30 Alan Modra <amodra@gmail.com>
17220 * regs.h (struct reg_info_t): Delete freq_calls_crossed and
17221 throw_calls_crossed.
17222 (REG_FREQ_CALLS_CROSSED): Delete.
17223 (REG_N_THROWING_CALLS_CROSSED): Delete.
17224 * regstat.c (regstat_bb_compute_ri): Don't calculate
17225 REG_FREQ_CALLS_CROSSED and REG_N_THROWING_CALLS_CROSSED.
17226 (dump_reg_info): Don't print call cross frequency.
17227 * ira.c (combine_and_move_insns): Don't set REG_FREQ_CALLS_CROSSED
17228 and REG_N_THROWING_CALLS_CROSSED.
17230 2016-04-30 Alan Modra <amodra@gmail.com>
17232 * regs.h (struct reg_info_t): Delete live_length.
17233 (REG_LIVE_LENGTH): Delete macro.
17234 * regstat.c (regstat_bb_compute_ri): Delete artificial_uses,
17235 local_live, local_processed and local_live_last_luid params.
17236 Replace bb_index param with bb. Don't set REG_LIVE_LENGTH.
17238 (regstat_compute_ri): Adjust for above. Don't set
17240 (dump_reg_info): Don't print live length.
17241 * ira.c (update_equiv_regs): Replace test of REG_LIVE_LENGTH
17242 with test of setjmp_crosses. Don't set REG_LIVE_LENGTH.
17243 Localize loop_depth var.
17245 2016-04-30 Alan Modra <amodra@gmail.com>
17247 * ira.c (enum valid_equiv): New.
17248 (validate_equiv_mem): Return enum.
17249 (update_equiv_mem): Create replacement in more cases.
17250 (add_store_equivs): Update validate_equiv_mem call.
17252 2016-04-30 Alan Modra <amodra@gmail.com>
17254 * ira.c (combine_and_move_insns): Rather than scanning insns,
17255 use DF infrastucture to find use and def insns.
17257 2016-04-30 Alan Modra <amodra@gmail.com>
17259 ira.c (combine_and_move_insns): Move invariant conditions..
17260 (ira.c): ..to here. Call combine_and_move_insns before
17261 add_store_equivs. Call grow_reg_equivs later. Allocate
17262 req_equiv later using max_reg_num() rather than global max_regno.
17263 (contains_replace_regs): Delete.
17264 (add_store_equivs): Remove contains_replace_regs test.
17266 2016-04-30 Alan Modra <amodra@gmail.com>
17268 * ira.c (struct equiv_mem_data): New.
17269 (equiv_mem, equiv_mem_modified): Delete static vars.
17270 (validate_equiv_mem_from_store): Use "data" param to communicate..
17271 (validate_equiv_mem): ..from here.
17273 2016-04-30 Alan Modra <amodra@gmail.com>
17275 * ira.c (add_store_equivs, combine_and_move_insns): New functions,
17277 (update_reg_equivs): ..here. Move allocation and freeing of
17278 reg_equiv, and calls to grow_reg_equivs, init_alias_analysis,
17279 end_alias_analysis to..
17282 2016-04-30 Alan Modra <amodra@gmail.com>
17284 * ira.c (pdx_subregs): Delete.
17285 (struct equivalence): Add pdx_subregs field.
17286 (set_paradoxical_subreg): Remove pdx_subregs param. Update
17287 pdx_subregs access.
17288 (update_equiv_regs): Don't create or free pdx_subregs. Update
17289 pdx_subregs access.
17291 2016-04-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
17293 * config/rs6000/altivec.h: Change definitions of vec_xl and
17295 * config/rs6000/rs6000-builtin.def (LD_ELEMREV_V2DF): New.
17296 (LD_ELEMREV_V2DI): New.
17297 (LD_ELEMREV_V4SF): New.
17298 (LD_ELEMREV_V4SI): New.
17299 (LD_ELEMREV_V8HI): New.
17300 (LD_ELEMREV_V16QI): New.
17301 (ST_ELEMREV_V2DF): New.
17302 (ST_ELEMREV_V2DI): New.
17303 (ST_ELEMREV_V4SF): New.
17304 (ST_ELEMREV_V4SI): New.
17305 (ST_ELEMREV_V8HI): New.
17306 (ST_ELEMREV_V16QI): New.
17309 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
17310 descriptions for VSX_BUILTIN_VEC_XL and VSX_BUILTIN_VEC_XST.
17311 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Map from
17312 TARGET_P9_VECTOR to RS6000_BTM_P9_VECTOR.
17313 (altivec_expand_builtin): Add handling for
17314 VSX_BUILTIN_ST_ELEMREV_<MODE> and VSX_BUILTIN_LD_ELEMREV_<MODE>.
17315 (rs6000_invalid_builtin): Add error-checking for
17316 RS6000_BTM_P9_VECTOR.
17317 (altivec_init_builtins): Define builtins used to implement vec_xl
17319 (rs6000_builtin_mask_names): Define power9-vector.
17320 * config/rs6000/rs6000.h (MASK_P9_VECTOR): Define.
17321 (RS6000_BTM_P9_VECTOR): Define.
17322 (RS6000_BTM_COMMON): Include RS6000_BTM_P9_VECTOR.
17323 * config/rs6000/vsx.md (vsx_ld_elemrev_v2di): New define_insn.
17324 (vsx_ld_elemrev_v2df): Likewise.
17325 (vsx_ld_elemrev_v4sf): Likewise.
17326 (vsx_ld_elemrev_v4si): Likewise.
17327 (vsx_ld_elemrev_v8hi): Likewise.
17328 (vsx_ld_elemrev_v16qi): Likewise.
17329 (vsx_st_elemrev_v2df): Likewise.
17330 (vsx_st_elemrev_v2di): Likewise.
17331 (vsx_st_elemrev_v4sf): Likewise.
17332 (vsx_st_elemrev_v4si): Likewise.
17333 (vsx_st_elemrev_v8hi): Likewise.
17334 (vsx_st_elemrev_v16qi): Likewise.
17335 * doc/extend.texi: Add prototypes for vec_xl and vec_xst. Correct
17338 2016-04-29 Patrick Palka <ppalka@gcc.gnu.org>
17340 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Split
17342 (simplify_control_stmt_condition_1): ... here. Recurse into
17343 BIT_AND_EXPRs and BIT_IOR_EXPRs.
17345 2016-04-29 David Edelsohn <dje.gcc@gmail.com>
17348 * config/rs6000/rs6000.md (EXTQI): Don't allow extension to HImode.
17349 (zero_extendqi<mode>2_dot): Revert earlier conversion from
17350 define_insn_and_split to define_insn.
17351 (zero_extendqi<mode>2_dot2): Same.
17352 (extendqi<mode>2_dot): Same.
17353 (extendqi<mode>2_dot2): Same.
17355 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
17357 * config/i386/i386.md (unspec): Add UNSPEC_PROBE_STACK.
17358 (probe_stack): New expander.
17359 (probe_stack_<mode>): New insn pattern.
17361 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
17363 * config/i386/i386.md
17364 (operations with memory inputs setting flags peephole2):
17365 Remove uneeded REG_P checks. Cleanup pattern generation.
17367 2016-04-29 Ilya Enkovich <ilya.enkovich@intel.com>
17369 * tree-vect-loop.c (vect_transform_loop): Fix
17370 nb_iterations_upper_bound computation for vectorized loop.
17372 2016-04-29 Marek Polacek <polacek@redhat.com>
17373 Jakub Jelinek <jakub@redhat.com>
17376 * fold-const.c (tree_single_nonzero_warnv_p): For TARGET_EXPR, use
17377 TARGET_EXPR_SLOT as a base.
17379 2016-04-29 Andrew Burgess <andrew.burgess@embecosm.com>
17381 * config/arc/arc.md (*loadqi_update): Replace use of 'rI' constraint
17382 with 'rCm2' constraints to limit possible immediate size.
17383 (*load_zeroextendqisi_update): Likewise.
17384 (*load_signextendqisi_update): Likewise.
17385 (*loadhi_update): Likewise.
17386 (*load_zeroextendhisi_update): Likewise.
17387 (*load_signextendhisi_update): Likewise.
17388 (*loadsi_update): Likewise.
17389 (*loadsf_update): Likewise.
17391 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
17393 * config/i386/predicates.md (constm1_operand): Fix comparison.
17395 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
17397 * testsuite/gcc.target/arc/ieee_eq.c: New test.
17399 2016-04-29 Oleg Endo <olegendo@gcc.gnu.org>
17401 * common/config/sh/sh-common.c (sh_option_optimization_table): Remove
17402 remaining SH5 related settings.
17403 * config/sh/sh-protos.h (shmedia_cleanup_truncate,
17404 shmedia_prepare_call_address): Delete.
17405 * config/sh/sh.c (sh_print_operand, output_stack_adjust,
17406 DWARF_CIE_DATA_ALIGNMENT, LOCAL_ALIGNMENT): Update comments.
17407 * config/sh/sh.h (SUBTARGET_ASM_RELAX_SPEC,
17408 UNSUPPORTED_SH2A): Remove m5 checks.
17409 (sh_divide_strategy_e): Remove SH5 division strategies.
17410 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Remove and use default.
17411 * config/sh/sh.md (divsf3): Reinstate define_expand pattern.
17413 2016-04-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
17415 * config/s390/s390.c (s390_rtx_costs): Update documentation.
17417 2016-04-29 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
17419 * config/s390/2964.md ("z13_unit_fxu", "z13_0"): Remove lder.
17420 * config/s390/s390.md ("movsi_larl", "*movsi_esa", "mov<mode>"):
17421 Change lder to ldr.
17422 * config/s390/vector.md ("mov<mode>"): Likewise.
17424 2016-04-29 Ulrich Weigand <uweigand@de.ibm.com>
17426 * config/s390/constraints.md ("U", "W"): Invoke
17427 s390_mem_constraint with "ZR" and "ZT".
17428 * config/s390/s390.c (s390_check_qrst_address): Reject invalid
17429 addresses when using LRA. Accept also short displacements for S
17430 and T constraints. Do not check for long displacement target for
17431 S and T constraints.
17432 (s390_mem_constraint): Remove handling of U and W constraints.
17433 * config/s390/s390.md (various patterns): Remove the short
17434 displacement constraints (Q and R) if a long displacement
17435 constraint is present. Add longdisp as required CPU capability.
17436 * config/s390/vector.md: Likewise.
17437 * config/s390/vx-builtins.md: Likewise.
17439 2016-04-29 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
17442 * reload1.c (reload): Call finish_spills before
17443 restarting reload loop. Skip select_reload_regs
17444 if update_eliminables_and_spill returns true.
17446 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
17448 * config/arc/arc.h (UNSIGNED_INT12, UNSIGNED_INT16): Define.
17449 * config/arc/arc.md (umulhisi3): Use arc_short_operand predicate.
17450 (umulhisi3_imm): Update predicates and constraint letters.
17451 (umulhisi3_reg): Declare instruction as commutative.
17452 * config/arc/constraints.md (J12, J16): New constraints.
17453 * config/arc/predicates.md (short_unsigned_const_operand): New
17455 (arc_short_operand): Likewise.
17456 * testsuite/gcc.target/arc/umulsihi3_z.c: New file.
17458 2016-04-29 Richard Biener <rguenther@suse.de>
17460 PR tree-optimization/13962
17461 PR tree-optimization/65686
17462 * tree-ssa-alias.h (ptrs_compare_unequal): Declare.
17463 * tree-ssa-alias.c (ptrs_compare_unequal): New function
17464 using PTA to compare pointers.
17465 * match.pd: Add pattern for pointer equality compare simplification
17466 using ptrs_compare_unequal.
17468 2016-04-29 Richard Biener <rguenther@suse.de>
17470 * stor-layout.c (layout_type): Do not build a pointer-to-element
17473 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
17475 * config/i386/i386.md (Load+RegOp to Mov+MemOp peephole2):
17476 Use SWI mode iterator. Use general_reg_operand predicate.
17477 (Load+RegOp to Mov+MemOp peephole2 with vector regs): Split
17478 peephole to MMX and SSE part. Use mmx_reg_operand and sse_reg_operand
17481 2016-04-29 Jakub Jelinek <jakub@redhat.com>
17483 PR middle-end/70843
17484 * fold-const.c (operand_equal_p): Don't verify hash value equality
17486 * tree.c (inchash::add_expr): Handle STATEMENT_LIST. Ignore BLOCK
17489 2016-04-28 Jakub Jelinek <jakub@redhat.com>
17492 * config/i386/i386.c (bdesc_special_args): Add | OPTION_MASK_ISA_64BIT
17493 to __builtin_ia32_lwpval64 and __builtin_ia32_lwpins64.
17494 (bdesc_args): Add | OPTION_MASK_ISA_64BIT to __builtin_ia32_bextr_u64,
17495 __builtin_ia32_bextri_u64, __builtin_ia32_bzhi_di,
17496 __builtin_ia32_pdep_di and __builtin_ia32_pext_di.
17498 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
17500 * config/rs6000/rs6000.c (compute_save_world_info): Rename info_ptr
17501 to info. Don't initialize separate fields to 0. Clean up
17504 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
17506 * config/i386/i386.md (peephole2s for operations with memory inputs):
17507 Use SWI mode iterator.
17508 (peephole2s for operations with memory outputs): Ditto.
17509 Do not check for stack checking probe.
17511 (probe_stack): Remove expander.
17513 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
17514 Andrew Burgess <andrew.burgess@embecosm.com>
17516 * config/arc/arc.c (arc_print_operand): Print integer 'H' / 'L'
17517 operands as 32-bits.
17519 2016-04-28 Jason Merrill <jason@redhat.com>
17521 * gdbinit.in: Skip line-map.h.
17523 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
17524 Andrew Burgess <andrew.burgess@embecosm.com>
17526 * config/arc/arc.c (arc_conditional_register_usage): Take
17527 TARGET_RRQ_CLASS into account.
17528 (arc_print_operand): Support printing 'p' and 's' operands.
17529 * config/arc/arc.h (TARGET_NPS_BITOPS_DEFAULT): Provide default
17531 (TARGET_RRQ_CLASS): Define.
17532 (IS_POWEROF2_OR_0_P): Define.
17533 * config/arc/arc.md (*movsi_insn): Add w/Clo, w/Chi, and w/Cbi
17535 (*tst_movb): New define_insn.
17536 (*tst): Avoid recognition if it could prevent '*tst_movb'
17537 combination; replace c/CnL with c/Chs alternative.
17538 (*tst_bitfield_tst): New define_insn.
17539 (*tst_bitfield_asr): New define_insn.
17540 (*tst_bitfield): New define_insn.
17541 (andsi3_i): Add Rrq variant.
17542 (extzv): New define_expand.
17543 (insv): New define_expand.
17544 (*insv_i): New define_insn.
17545 (*movb): New define_insn.
17546 (*movb_signed): New define_insn.
17547 (*movb_high): New define_insn.
17548 (*movb_high_signed): New define_insn.
17549 (*movb_high_signed + 1): New define_split pattern.
17550 (*mrgb): New define_insn.
17551 (*mrgb + 1): New define_peephole2 pattern.
17552 (*mrgb + 2): New define_peephole2 pattern.
17553 * config/arc/arc.opt (mbitops): New option for nps400, uses
17554 TARGET_NPS_BITOPS_DEFAULT.
17555 * config/arc/constraints.md (q): Make register class conditional.
17556 (Rrq): New register constraint.
17557 (Chs): New constraint.
17558 (Clo): New constraint.
17559 (Chi): New constraint.
17560 (Cbf): New constraint.
17561 (Cbn): New constraint.
17562 (C18): New constraint.
17563 (Cbi): New constraint.
17565 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
17567 * cfganal.c (bitmap_intersection_of_succs): Delete assert checking
17569 (bitmap_intersection_of_preds): Ditto.
17570 (bitmap_union_of_succs): Ditto.
17571 (bitmap_union_of_preds): Ditto.
17572 * sbitmap.c (do_popcount): Delete.
17573 (BITMAP_DEBUGGING): Delete.
17574 (sbitmap_verify_popcount): Delete.
17575 (sbitmap_alloc): Don't initialize the popcount field.
17576 (sbitmap_alloc_with_popcount): Delete.
17577 (sbitmap_resize): Don't resize the popcount array.
17578 (sbitmap_vector_alloc): Don't initialize the popcount field.
17579 (bitmap_copy): Don't copy the popcount array.
17580 (bitmap_clear): Don't clear the popcount array.
17581 (bitmap_clear): Delete the popcount array handling.
17582 (bitmap_ior_and_compl): Delete the popcount assert.
17583 (bitmap_not): Ditto.
17584 (bitmap_and_compl): Ditto.
17585 (bitmap_and): Delete the popcount array handling.
17586 (bitmap_xor): Ditto.
17587 (bitmap_ior): Ditto.
17588 (bitmap_or_and): Delete the popcount assert.
17589 (bitmap_and_or): Ditto.
17590 (popcount_table): Delete.
17591 (sbitmap_elt_popcount): Delete.
17592 * sbitmap.h (simple_bitmap_def): Delete the popcount field.
17593 (bitmap_set_bit): Delete the popcount assert.
17594 (bitmap_clear_bit): Ditto.
17595 (sbitmap_free): Don't free the popcount array.
17596 (sbitmap_alloc_with_popcount): Delete declaration.
17597 (sbitmap_popcount): Ditto.
17599 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
17600 Andrew Burgess <andrew.burgess@embecosm.com>
17602 * config/arc/arc.h (SYMBOL_FLAG_CMEM): Define.
17603 (TARGET_NPS_CMEM_DEFAULT): Provide default definition.
17604 * config/arc/arc.c (arc_address_cost): Return 0 for cmem_address.
17605 (arc_encode_section_info): Set SYMBOL_FLAG_CMEM where indicated.
17606 * config/arc/arc.opt (mcmem): New option.
17607 * config/arc/arc.md (*extendqihi2_i): Add r/Uex alternative,
17608 supply length for r/m alternative.
17609 (*extendqisi2_ac): Likewise.
17610 (*extendhisi2_i): Add r/Uex alternative, supply length for r/m and
17612 (movqi_insn): Add r/Ucm and Ucm/?Rac alternatives.
17613 (movhi_insn): Likewise.
17614 (movsi_insn): Add r/Ucm,Ucm/w alternatives.
17615 (*zero_extendqihi2_i): Add r/Ucm alternative.
17616 (*zero_extendqisi2_ac): Likewise.
17617 (*zero_extendhisi2_i): Likewise.
17618 * config/arc/constraints.md (Uex): New memory constraint.
17619 (Ucm): New define_constraint.
17620 * config/arc/predicates.md (long_immediate_loadstore_operand):
17621 Return 0 for MEM with cmem_address address.
17622 (cmem_address_0): New predicates.
17623 (cmem_address_1): Likewise.
17624 (cmem_address_2): Likewise.
17625 (cmem_address): Likewise.
17627 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
17629 * config/rs6000/rs6000.c (machine_function): Rename
17630 insn_chain_scanned_p to spe_insn_chain_scanned_p.
17631 (rs6000_stack_info): Adjust.
17633 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
17634 Andrew Burgess <andrew.burgess@embecosm.com>
17636 * config/arc/constraints.md (Usd): Convert to define_constraint.
17640 2016-04-28 Jakub Jelinek <jakub@redhat.com>
17643 * config/i386/sync.md (define_peephole2 *atomic_fetch_add_cmp<mode>):
17644 Add new peephole2 where the first insn is *mov<mode>_or instead of
17645 *mov<mode>_internal.
17647 2016-04-28 Segher Boesssenkool <segher@kernel.crashing.org>
17649 * tracer.c (bb_seen): Make static.
17651 2016-04-28 Andrew Burgess <andrew.burgess@embecosm.com>
17653 * common/config/arc/arc-common.c (arc_handle_option): Add NPS400
17654 support, setup defaults.
17655 * config/arc/arc-opts.h (enum processor_type): Add NPS400.
17656 * config/arc/arc.c (arc_init): Add NPS400 support.
17657 * config/arc/arc.h (CPP_SPEC): Add NPS400 defines.
17658 (TARGET_ARC700): NPS400 is also an ARC700.
17659 * config/arc/arc.opt: Add NPS400 options to -mcpu=.
17661 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
17664 * config/nds32/nds32.md (casesi): Don't access the operands array
17667 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
17669 * config/i386/i386.md (zeroing peephole2): Use general_reg_operand.
17670 (or $-1,reg peephole2): Ditto.
17671 (strict_low_part zeroing peephole2): Use SWI12 mode iterator.
17673 2016-04-28 Markus Trippelsdorf <markus@trippelsdorf.de>
17675 * doc/extend.texi (Common Function Attributes) [optimize]:
17676 Discourage use of the optimize attribute.
17678 2016-04-28 Bill Seurer <seurer@linux.vnet.ibm.com>
17680 * config/rs6000/rs6000-builtin.def (vec_adde): Change vec_adde to a
17681 special case builtin.
17682 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
17683 ALTIVEC_BUILTIN_VEC_ADDE.
17684 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
17685 support for ALTIVEC_BUILTIN_VEC_ADDE.
17686 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
17687 for __builtin_vec_adde.
17689 2016-04-28 Jakub Jelinek <jakub@redhat.com>
17691 * config/i386/i386.md (sse4_1_round<mode>2): Add avx512f alternative.
17692 * config/i386/sse.md (sse4_1_round<ssescalarmodesuffix>): Likewise.
17694 2016-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
17697 * doc/sourcebuild.texi (Effective-Target Keywords, Other
17698 attributes): Document cilkplus_runtime.
17700 2016-04-28 Martin Jambor <mjambor@suse.cz>
17702 * tree-cfg.c (verify_expr): Verify that local declarations belong to
17703 this function. Call verify_expr on MEM_REFs and bases of other
17704 handled_components.
17706 2016-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17708 * internal-fn.c (expand_arith_overflow): Convert preprocessor check
17709 for WORD_REGISTER_OPERATIONS to runtime check.
17711 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
17713 * config/arc/arc.h (ASM_SPEC): Pass mfpuda to assembler.
17715 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
17717 * config/arc/arc.c (arc_process_double_reg_moves): Fix for
17718 big-endian compilation.
17719 * config/arc/arc.md (addf3): Likewise.
17720 (subdf3): Likewise.
17721 (muldf3): Likewise.
17723 2016-04-28 Richard Biener <rguenther@suse.de>
17725 PR tree-optimization/70840
17726 * match.pd: powi(-x, y) and powi(|x|,y) -> powi(x,y) if y is even;
17727 Fix pow(copysign(x, y), z) -> pow(x, z) and add powi variant;
17728 Mark x * pow(x,c) -> pow(x,c+1) commutative.
17729 Add powi(x,y) * powi(z,y) -> powi(x*z,y).
17731 2015-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17733 * config/aarch64/aarch64.h (WORD_REGISTER_OPERATIONS): Define to 0
17734 and explain why in a comment.
17736 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
17738 * config/arc/arc.md (cpu_facility): Add fpx variant.
17739 (subdf3): Prohibit use reverse sub when assist operations option
17741 * config/arc/fpx.md (subdf3_insn, *dsubh_peep2_insn): Allow drsub
17742 instructions only when FPX is enabled.
17743 * testsuite/gcc.target/arc/trsub.c: New test.
17745 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
17747 * config/i386/i386.md (*fop_<mode>_1_mixed): Do not check for
17748 mult_operator when calculating "type" attribute.
17749 (*fop_<mode>_1_i387): Ditto.
17750 (*fop_xf_1_i387): Ditto.
17751 (x87 stack loads peephole2): Add "reg = op (mem, reg)" peephole2.
17752 Use std::swap to swap operands. Use RTL expressions to generate
17755 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
17756 Joern Rennecke <joern.rennecke@embecosm.com>
17758 * config/arc/arc-protos.h (arc_legitimize_pic_address): Remove
17760 (emit_pic_move): Remove.
17761 (arc_eh_uses, insn_is_tls_gd_dispatch): Declare.
17762 * config/arc/arc.c (emit_pic_move): Removed.
17763 (TARGET_HAVE_TLS): Define.
17764 (arc_conditional_register_usage): Test for arc_tp_regno.
17765 (arc_print_operand, arc_print_operand_address): Handle TLS
17767 (arc_needs_pcl_p): New function.
17768 (arc_legitimate_pc_offset_p): Use arc_needs_pcl_p.
17769 (arc_legitimate_pic_addr_p): Handle TLS unspecs.
17770 (arc_raw_symbolic_reference_mentioned_p): Likewise.
17771 (arc_get_tp, arc_emit_call_tls_get_addr): New function.
17772 (arc_legitimize_tls_address): Likewise.
17773 (DTPOFF_ZERO_SYM): Define.
17774 (arc_legitimize_pic_address): Make it static, handle TLS cases.
17775 (arc_output_pic_addr_const): Print TLS unspecs.
17776 (prepare_pic_move): New function, replaces emit_pic_move.
17777 (arc_legitimate_constant_p): Handle TLS unspecs.
17778 (arc_legitimate_address_p): Likewise.
17779 (arc_rewrite_small_data_p): Use assert for TLS constants.
17780 (prepare_move_operands): Use prepare_pic_move.
17781 (arc_legitimize_address): Legitimize tls addresses.
17782 (arc_epilogue_uses): Check for arc_tp_regno.
17783 (arc_eh_uses, insn_is_tls_gd_dispatch): New function.
17784 * config/arc/arc.h [DEFAULT_LIBC != LIBC_UCLIBC] (EXTRA_SPECS):
17786 [DEFAULT_LIBC != LIBC_UCLIBC] (ARC_TLS_EXTRA_START_SPEC):
17788 [DEFAULT_LIBC != LIBC_UCLIBC] (STARTFILE_SPEC): Add
17789 %(arc_tls_extra_start_spec).
17790 (TARGET_CPU_CPP_BUILTINS): Define __ARC_TLS_REGNO__.
17791 (REGNO_OK_FOR_BASE_P): Check for arc_tp_regno.
17793 (INSN_REFERENCES_ARE_DELAYED): Use insn_is_tls_gd_dispatch.
17794 * config/arc/arc.md (UNSPEC_TLS_GD, UNSPEC_TLS_LD, UNSPEC_TLS_IE)
17795 (UNSPEC_TLS_OFF): Add.
17797 (tls_load_tp_soft, tls_gd_load, tls_gd_get_addr, tls_gd_dispatch)
17798 (get_thread_pointersi): New patterns.
17799 * config/arc/arc.opt (mtp-regno): New option.
17800 * config/arc/predicates.md (move_src_operand): Handle TLS symbols.
17801 (move_dest_operand): Likewise.
17802 * configure: Regenerate.
17803 * configure.ac: Add arc*-*-* case to test for tls.
17804 * doc/invoke.texi (ARC options): Document mtp-regno.
17806 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
17808 * config/arc/arc.c (arc_vector_mode_supported_p): Add support for
17809 the new ARC HS SIMD instructions.
17810 (arc_preferred_simd_mode): New function.
17811 (arc_autovectorize_vector_sizes): Likewise.
17812 (TARGET_VECTORIZE_PREFERRED_SIMD_MODE)
17813 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.
17814 (arc_init_reg_tables): Accept new ARC HS SIMD modes.
17815 (arc_init_builtins): Add new SIMD builtin types.
17816 (arc_split_move): Handle 64 bit vector moves.
17817 * config/arc/arc.h (TARGET_PLUS_DMPY, TARGET_PLUS_MACD)
17818 (TARGET_PLUS_QMACW): Define.
17819 * config/arc/builtins.def (QMACH, QMACHU, QMPYH, QMPYHU, DMACH)
17820 (DMACHU, DMPYH, DMPYHU, DMACWH, DMACWHU, VMAC2H, VMAC2HU, VMPY2H)
17821 (VMPY2HU, VADDSUB2H, VSUBADD2H, VADDSUB, VSUBADD, VADDSUB4H)
17822 (VSUBADD4H): New builtins.
17823 * config/arc/simdext.md: Add new ARC HS SIMD instructions.
17824 * testsuite/gcc.target/arc/builtin_simdarc.c: New file.
17826 2016-04-28 Eduard Sanou <dhole@openmailbox.org>
17827 Matthias Klose <doko@debian.org>
17829 * doc/cppenv.texi: Document SOURCE_DATE_EPOCH environment variable.
17831 2016-04-28 Richard Biener <rguenther@suse.de>
17833 PR middle-end/70777
17834 * fold-const.c (fold_binary_loc): Remove x*x to pow(x,2.0)
17837 2016-04-28 Oleg Endo <olegendo@gcc.gnu.org>
17839 * common/config/sh/sh-common.c: Remove SH5 support.
17840 * config/sh/constraints.md: Likewise.
17841 * config/sh/config/sh/elf.h: Likewise.
17842 * config/sh/linux.h: Likewise.
17843 * config/sh/netbsd-elf.h: Likewise.
17844 * config/sh/predicates.md: Likewise.
17845 * config/sh/sh-c.c: Likewise.
17846 * config/sh/sh-protos.h: Likewise.
17847 * config/sh/sh.c: Likewise.
17848 * config/sh/sh.h: Likewise.
17849 * config/sh/sh.md: Likewise.
17850 * config/sh/sh.opt: Likewise.
17851 * config/sh/sync.md: Likewise.
17852 * config/sh/sh64.h: Delete.
17853 * config/sh/shmedia.h: Likewise.
17854 * config/sh/shmedia.md: Likewise.
17855 * config/sh/sshmedia.h: Likewise.
17856 * config/sh/t-netbsd-sh5-64: Likewise.
17857 * config/sh/t-sh64: Likewise.
17858 * config/sh/ushmedia.h: Likewise.
17860 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
17862 * config/i386/i386.md (sign_extend to memory peephole2s): Use
17863 general_reg_operand instead of register_operand predicate.
17865 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
17867 * params.def (MIN_PARTITION_SIZE): Set default value to 10000.
17869 2016-04-27 Marc Glisse <marc.glisse@inria.fr>
17871 * match.pd (A - B > A, A + B < A): New transformations.
17873 2016-04-27 Patrick Palka <ppalka@gcc.gnu.org>
17875 * genattrtab.c (write_test_expr): New parameter EMIT_PARENS
17876 which defaults to true. Emit an outer pair of parentheses only if
17877 EMIT_PARENS. When continuing a chain of && or || (or & or |),
17878 don't emit parentheses for the right-hand operand.
17880 2016-04-27 Jeff Law <law@redhat.com>
17882 * tree-ssa-dom.c (record_temporary_equivalences): Fix typo in comment.
17884 2016-04-27 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
17886 * config/rs6000/altivec.md (altivec_lvx_<mode>): Remove.
17887 (altivec_lvx_<mode>_internal): Document.
17888 (altivec_lvx_<mode>_2op): New define_insn.
17889 (altivec_lvx_<mode>_1op): Likewise.
17890 (altivec_lvx_<mode>_2op_si): Likewise.
17891 (altivec_lvx_<mode>_1op_si): Likewise.
17892 (altivec_stvx_<mode>): Remove.
17893 (altivec_stvx_<mode>_internal): Document.
17894 (altivec_stvx_<mode>_2op): New define_insn.
17895 (altivec_stvx_<mode>_1op): Likewise.
17896 (altivec_stvx_<mode>_2op_si): Likewise.
17897 (altivec_stvx_<mode>_1op_si): Likewise.
17898 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
17899 Expand vec_ld and vec_st during parsing.
17900 * config/rs6000/rs6000.c (altivec_expand_lvx_be): Commentary
17902 (altivec_expand_stvx_be): Likewise.
17903 (altivec_expand_lv_builtin): Expand lvx built-ins to expose the
17904 address-masking behavior in RTL.
17905 (altivec_expand_stv_builtin): Expand stvx built-ins to expose the
17906 address-masking behavior in RTL.
17907 (altivec_expand_builtin): Change builtin code arguments for calls
17908 to altivec_expand_stv_builtin and altivec_expand_lv_builtin.
17909 (insn_is_swappable_p): Avoid incorrect swap optimization in the
17910 presence of lvx/stvx patterns.
17911 (alignment_with_canonical_addr): New function.
17912 (alignment_mask): Likewise.
17913 (find_alignment_op): Likewise.
17914 (recombine_lvx_pattern): Likewise.
17915 (recombine_stvx_pattern): Likewise.
17916 (recombine_lvx_stvx_patterns): Likewise.
17917 (rs6000_analyze_swaps): Perform a pre-pass to recognize lvx and
17918 stvx patterns from expand.
17919 * config/rs6000/vector.md (vector_altivec_load_<mode>): Use new
17921 (vector_altivec_store_<mode>): Likewise.
17923 2016-04-26 Evandro Menezes <e.menezes@samsung.com>
17925 * config/aarch64/aarch64.md
17926 (*movhf_aarch64): Add "movi %0, #0" to zero up register and
17927 remove the "fp" attributes.
17928 (*movsf_aarch64): Add "movi %0, #0" to zero up register and
17929 add the "simd" attributes.
17930 (*movdf_aarch64): Likewise.
17931 (*movtf_aarch64): Remove the "fp" attributes.
17932 * testsuite/gcc.target/aarch64/fmovf-zero-reg.c: Update accordingly.
17933 * testsuite/gcc.target/aarch64/fmovd-zero-reg.c: Likewise.
17935 2016-04-27 David Malcolm <dmalcolm@redhat.com>
17937 * emit-rtl.c (maybe_set_first_label_num): Strengthen param from
17938 rtx to rtx_code_label *.
17939 * rtl.h (maybe_set_first_label_num): Likewise.
17941 2016-04-27 David Malcolm <dmalcolm@redhat.com>
17943 * df-core.c (df_add_problem): Make the problem param be const.
17944 (df_remove_problem): Make local "problem" be const.
17945 * df-problems.c (problem_RD): Make const.
17946 (problem_LR): Likewise.
17947 (problem_LIVE): Likewise.
17948 (problem_MIR): Likewise.
17949 (problem_CHAIN): Likewise.
17950 (problem_WORD_LR): Likewise.
17951 (problem_NOTE): Likewise.
17952 (problem_MD): Likewise.
17953 * df-scan.c (problem_SCAN): Likewise.
17954 * df.h (struct df_problem): Make field "dependent_problem" be
17956 (struct dataflow): Likewise for field "problem".
17957 (df_add_problem): Make param const.
17959 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
17961 * config/i386/i386.c (ix86_spill_class): Enable for TARGET_SSE2 when
17962 inter-unit moves to/from vector registers are enabled. Do not disable
17965 2016-04-27 David Malcolm <dmalcolm@redhat.com>
17967 * df.h (DF_SCAN, DF_LR, DF_LIVE, DF_RD, DF_CHAIN, DF_WORD_LR,
17968 DF_NOTE, DF_MD, DF_MIR, DF_LAST_PROBLEM_PLUS1): Convert from
17970 (enum df_problem_id): ...this new enum.
17971 (struct df_problem): Convert field "id" from "int" to
17972 enum df_problem_id.
17974 2016-04-27 David Malcolm <dmalcolm@redhat.com>
17976 * rtl.def: Update comment for "things in the instruction chain" to
17977 reflect the removal of the leading "i" field for INSN_UID in
17978 r210360. Fix bogus apostrophe.
17980 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
17982 * config/i386/i386.md
17983 (lea arith with mem operand + setcc peephole2): Set operator mode.
17985 2016-04-27 H.J. Lu <hongjiu.lu@intel.com>
17988 * config/i386/i386.c (scalar_to_vector_candidate_p): Renamed to ...
17989 (dimode_scalar_to_vector_candidate_p): This.
17990 (timode_scalar_to_vector_candidate_p): New function.
17991 (scalar_to_vector_candidate_p): Likewise.
17992 (timode_check_non_convertible_regs): Likewise.
17993 (timode_remove_non_convertible_regs): Likewise.
17994 (remove_non_convertible_regs): Likewise.
17995 (remove_non_convertible_regs): Renamed to ...
17996 (dimode_remove_non_convertible_regs): This.
17997 (scalar_chain::~scalar_chain): Make it virtual.
17998 (scalar_chain::compute_convert_gain): Make it pure virtual.
17999 (scalar_chain::mark_dual_mode_def): Likewise.
18000 (scalar_chain::convert_insn): Likewise.
18001 (scalar_chain::convert_registers): Likewise.
18002 (scalar_chain::add_to_queue): Make it protected.
18003 (scalar_chain::emit_conversion_insns): Likewise.
18004 (scalar_chain::replace_with_subreg): Likewise.
18005 (scalar_chain::replace_with_subreg_in_insn): Likewise.
18006 (scalar_chain::convert_op): Likewise.
18007 (scalar_chain::convert_reg): Likewise.
18008 (scalar_chain::make_vector_copies): Likewise.
18009 (scalar_chain::convert_registers): New pure virtual function.
18010 (class dimode_scalar_chain): New class.
18011 (class timode_scalar_chain): Likewise.
18012 (scalar_chain::mark_dual_mode_def): Renamed to ...
18013 (dimode_scalar_chain::mark_dual_mode_def): This.
18014 (timode_scalar_chain::mark_dual_mode_def): New function.
18015 (timode_scalar_chain::convert_insn): Likewise.
18016 (dimode_scalar_chain::convert_registers): Likewise.
18017 (scalar_chain::compute_convert_gain): Renamed to ...
18018 (dimode_scalar_chain::compute_convert_gain): This.
18019 (scalar_chain::replace_with_subreg): Renamed to ...
18020 (dimode_scalar_chain::replace_with_subreg): This.
18021 (scalar_chain::replace_with_subreg_in_insn): Renamed to ...
18022 (dimode_scalar_chain::replace_with_subreg_in_insn): This.
18023 (scalar_chain::make_vector_copies): Renamed to ...
18024 (dimode_scalar_chain::make_vector_copies): This.
18025 (scalar_chain::convert_reg): Renamed to ...
18026 (dimode_scalar_chain::convert_reg ): This.
18027 (scalar_chain::convert_op): Renamed to ...
18028 (dimode_scalar_chain::convert_op): This.
18029 (scalar_chain::convert_insn): Renamed to ...
18030 (dimode_scalar_chain::convert_insn): This.
18031 (scalar_chain::convert): Call convert_registers.
18032 (convert_scalars_to_vector): Change to scalar_chain pointer to
18033 use timode_scalar_chain in 64-bit mode and dimode_scalar_chain
18034 in 32-bit mode. Delete scalar_chain pointer. Call
18035 free_dominance_info in 64-bit mode.
18036 (pass_stv::gate): Remove TARGET_64BIT check.
18037 (ix86_option_override): Put the 64-bit STV pass before the CSE
18040 2016-04-27 Pierre-Marie de Rodat <derodat@adacore.com>
18042 * dwarf2out.h (struct dw_loc_descr_node): Remove the
18043 dw_loc_frame_offset field.
18044 * dwarf2out.c (new_loc_descr): Likewise.
18045 (resolve_args_picking_1): Turn the VISITED hash set into a
18046 FRAME_OFFSET hash map. Use it to associate a frame offset to
18047 visited nodes. Remove uses of the CHECKING_P macro.
18048 (resolve_args_picking): Update call to resolve_args_picking_1.
18050 2016-04-27 Martin Liska <mliska@suse.cz>
18052 * tree-ssa-loop-ivopts.c (iv_ca_dump): Fix level of indentation.
18053 (free_loop_data): Release vuses of groups.
18055 2016-04-27 Bin Cheng <bin.cheng@arm.com>
18057 * tree-ssa-loop-ivopts.c (struct iv): Use pointer to struct iv_use
18058 instead of redundant use_id and boolean have_use_for.
18059 (struct iv_use): Change sub_id into group_id. Remove field next.
18060 Move fields: related_cands, n_map_members, cost_map and selected
18062 (struct iv_group): ... here. New structure.
18063 (struct iv_common_cand): Use structure declaration directly.
18064 (struct ivopts_data, iv_ca, iv_ca_delta): Rename fields.
18065 (MAX_CONSIDERED_USES): Rename macro to ...
18066 (MAX_CONSIDERED_GROUPS): ... here.
18067 (n_iv_uses, iv_use, n_iv_cands, iv_cand): Delete.
18068 (dump_iv, dump_use, dump_cand): Refactor format of dump information.
18069 (dump_uses): Rename to ...
18070 (dump_groups): ... here. Update all uses.
18071 (tree_ssa_iv_optimize_init, alloc_iv): Update all uses.
18072 (find_induction_variables): Refactor format of dump information.
18073 (record_sub_use): Delete.
18074 (record_use): Update all uses.
18075 (record_group): New function.
18076 (record_group_use, find_interesting_uses_op): Call above functions.
18078 (find_interesting_uses_cond): Ditto.
18079 (group_compare_offset): New function.
18080 (split_all_small_groups): Rename to ...
18081 (split_small_address_groups_p): ... here. Update all uses.
18082 (split_address_groups): Update all uses.
18083 (find_interesting_uses): Refactor format of dump information.
18084 (add_candidate_1): Update all uses. Remove redundant check on iv,
18086 (add_candidate, record_common_cand): Remove redundant assert.
18087 (add_iv_candidate_for_biv): Update use.
18088 (add_iv_candidate_derived_from_uses): Update all uses.
18089 (add_iv_candidate_for_groups, record_important_candidates): Ditto.
18090 (alloc_use_cost_map): Ditto.
18091 (set_use_iv_cost, get_use_iv_cost): Rename to ...
18092 (set_group_iv_cost, get_group_iv_cost): ... here. Update all uses.
18093 (determine_use_iv_cost_generic): Ditto.
18094 (determine_group_iv_cost_generic): Ditto.
18095 (determine_use_iv_cost_address): Ditto.
18096 (determine_group_iv_cost_address): Ditto.
18097 (determine_use_iv_cost_condition): Ditto.
18098 (determine_group_iv_cost_cond): Ditto.
18099 (determine_use_iv_cost): Ditto.
18100 (determine_group_iv_cost): Ditto.
18101 (set_autoinc_for_original_candidates): Update all uses.
18102 (find_iv_candidates): Update all uses. Refactor dump information.
18103 (determine_use_iv_costs): Ditto.
18104 (determine_iv_costs): Ditto.
18105 (iv_ca_cand_for_use): Rename to ...
18106 (iv_ca_cand_for_group): ... here. Update all uses.
18107 (iv_ca_add_use, iv_ca_add_group): Ditto.
18108 (iv_ca_set_cp, iv_ca_cost, iv_ca_delta_add): Update all uses.
18109 (iv_ca_delta_join, iv_ca_delta_reverse, iv_ca_delta_free): Ditto.
18110 (iv_ca_new, iv_ca_dump, iv_ca_extend, iv_ca_narrow): Ditto.
18111 (iv_ca_prune, cheaper_cost_with_cand, iv_ca_replace): Ditto.
18112 (try_add_cand_for, try_improve_iv_set, find_optimal_iv_set): Ditto.
18113 (create_new_iv, adjust_iv_update_pos): Ditto.
18114 (rewrite_use_address): Delete.
18115 (rewrite_use_address_1): Rename to ...
18116 (rewrite_use_address): ... here.
18117 (rewrite_use_compare): Update all uses.
18118 (rewrite_use): Delete.
18119 (rewrite_uses): Rename to ...
18120 (rewrite_groups): ... here. Update all uses.
18121 (remove_unused_ivs, free_loop_data): Update all uses.
18122 (tree_ssa_iv_optimize_finalize, tree_ssa_iv_optimize_loop): Ditto.
18124 2016-04-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18126 * rtlanal.c (nonzero_bits1): Convert preprocessor check
18127 for WORD_REGISTER_OPERATIONS to runtime check.
18129 2016-04-27 Richard Biener <rguenther@suse.de>
18132 * tree-ssa-structalias.c (find_func_aliases_for_call): Use
18133 aggregate_value_p to determine if a function result is
18134 returned by reference.
18135 (ipa_pta_execute): Functions having their address taken are
18136 not automatically nonlocal.
18138 2016-04-27 Jakub Jelinek <jakub@redhat.com>
18141 * tree-core.h (enum operand_equal_flag): Add OEP_NO_HASH_CHECK.
18142 * fold-const.c (operand_equal_p): If flag_checking and
18143 OEP_NO_HASH_CHECK is not set in flag, recurse with OEP_NO_HASH_CHECK
18144 and if it returns non-zero, assert iterative_hash_expr on both
18147 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
18149 * doc/invoke.texi (-frename-registers): Also enabled at -Os.
18151 2016-04-27 Nick Clifton <nickc@redhat.com>
18153 PR middle-end/49889
18154 * varasm.c (merge_weak): Generate an error if an attempt is made
18155 to convert a non-weak static function into a weak, public function.
18157 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
18159 * params.def (MAX_PARTITION_SIZE): New param.
18160 * doc/invoke.texi: Document lto-max-partition.
18162 2016-04-27 Richard Biener <rguenther@suse.de>
18165 * tree-ssa-structalias.c (refered_from_nonlocal_fn): New
18166 function cummulating used_from_other_partition, externally_visible
18167 and force_output from aliases.
18168 (refered_from_nonlocal_var): Likewise.
18169 (ipa_pta_execute): Use call_for_symbol_and_aliases to cummulate
18170 node flags properly.
18172 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
18174 * doc/invoke.texi (Warning Options): Add -Wmemset-elt-size.
18175 (-Wmemset-elt-size): New item.
18177 2016-04-27 Eric Botcazou <ebotcazou@adacore.com>
18180 * stor-layout.h (internal_reference_types): Delete.
18181 * stor-layout.c (reference_types_internal): Likewise.
18182 (internal_reference_types): Likewise.
18183 (layout_type) <REFERENCE_TYPE>: Adjust.
18185 2016-04-27 Jakub Jelinek <jakub@redhat.com>
18188 * tree.h (inchash::add_expr): Add FLAGS argument.
18189 * tree.c (inchash::add_expr): Likewise. If not OEP_ADDRESS_OF,
18190 use STRIP_NOPS first. For INTEGER_CST assert not OEP_ADDRESS_OF.
18191 For REAL_CST and !HONOR_SIGNED_ZEROS (t) hash +/- 0 the same.
18192 Formatting fix. Adjust recursive calls. For tcc_comparison,
18193 if swap_tree_comparison (code) is smaller than code, hash that
18194 and arguments in the other order. Hash CONVERT_EXPR the same
18195 as NOP_EXPR. For OEP_ADDRESS_OF hash MEM_REF with 0 offset
18196 of ADDR_EXPR of decl as the decl itself. Add or remove
18197 OEP_ADDRESS_OF from recursive flags as needed. For
18198 FMA_EXPR, WIDEN_MULT_{PLUS,MINUS}_EXPR hash the first two
18199 operands commutatively and only the third one normally.
18200 For internal CALL_EXPR hash in CALL_EXPR_IFN.
18202 2016-04-27 Sebastian Huber <sebastian.huber@embedded-brains.de>
18204 * config/rtems.h (LIB_SPEC): Add -latomic.
18206 2016-04-27 Joel Sherrill <joel@rtems.org>
18208 * config/microblaze/rtems.h: Redefine LINK_SPEC to avoid
18209 xilink.ld and flags not relevant to RTEMS.
18211 2016-04-26 Zhouyi Zhou <yizhouzhou@ict.ac.cn>
18213 * toplev.c (backend_init_target): Avoid calling init_reload when using
18216 2016-04-26 Jakub Jelinek <jakub@redhat.com>
18218 * reorg.c (try_merge_delay_insns): Declare i and j inside the
18219 for loops rather than one for the whole function.
18221 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
18223 * match.pd (X + CST CMP X): New transformation.
18225 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
18227 * genmatch.c (write_predicate): Add ATTRIBUTE_UNUSED.
18228 * fold-const.c (fold_binary_loc): Remove 2 transformations
18229 superseded by match.pd.
18230 * match.pd (x+x -> x*2): Generalize to integers.
18232 2016-04-26 Bernd Schmidt <bschmidt@redhat.com>
18234 * config/i386/i386.md (operation on memory peephole): Duplicate an
18235 existing peephole and adapt it to match lea rather than an operation
18238 PR rtl-optimization/57193
18239 * opts.c (default_options_table): Add OPT_frename_registers at -O2
18241 * doc/invoke.texi (-frename-registers, -O2): Update documentation.
18243 2016-04-26 Bin Cheng <bin.cheng@arm.com>
18245 * tree-if-conv.c (any_pred_load_store): New static variable.
18246 (if_convertible_gimple_assign_stmt_p): Remove parameter. Use
18247 any_pred_load_store instead of and_mask_load_store.
18248 (if_convertible_stmt_p, if_convertible_loop_p_1): Ditto.
18249 (if_convertible_loop_p, insert_gimplified_predicates): Ditto.
18250 (combine_blocks, tree_if_conversion): Ditto.
18252 2016-04-26 Bin Cheng <bin.cheng@arm.com>
18254 PR tree-optimization/70771
18255 PR tree-optimization/70775
18256 * tree-if-conv.c (if_convertible_phi_p): Remove check on special
18257 virtual PHI nodes. Delete parameter.
18258 (if_convertible_loop_p_1): Delete argument to above function.
18259 (predicate_all_scalar_phis): Delete code handling single-argument
18261 (tree_if_conversion): Mark and update virtual SSA.
18263 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
18266 * config/i386/i386.c (LARGECOMM_SECTION_ASM_OP): Define default.
18267 (x86_elf_aligned_common): Rename to ...
18268 (x86_elf_aligned_decl_common): ... this.
18269 Add decl arg. Switch to .lbss for largecomm object. Use
18270 LARGECOMM_SECTION_ASM_OP.
18271 * config/i386/i386-protos.h (x86_elf_aligned_common): Reflect
18273 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_COMMON): Rename to ...
18274 (ASM_OUTPUT_ALIGNED_DECL_COMMON): ... this.
18276 * config/i386/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
18277 [!USE_GAS] (LARGECOMM_SECTION_ASM_OP): Define.
18279 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
18282 * config/i386/i386.c (SECTION_LARGE): Define.
18283 (x86_64_elf_select_section): Set it for large data/bss sections.
18284 Only clear SECTION_WRITE for .lrodata.
18285 (x86_64_elf_section_type_flags): Set SECTION_LARGE for large
18287 * config/i386/sol2.h (MACH_DEP_SECTION_ASM_FLAG): Define.
18288 * varasm.c (default_elf_asm_named_section): Grow flagchars.
18289 [MACH_DEP_SECTION_ASM_FLAG] Emit MACH_DEP_SECTION_ASM_FLAG for
18291 * doc/tm.texi.in (Sections, MACH_DEP_SECTION_ASM_FLAG): Describe.
18292 * doc/tm.texi: Regenerate.
18294 2016-04-26 Jakub Jelinek <jakub@redhat.com>
18297 * configure.ac (--enable-checking): Document extra flag, for
18298 non-release builds default to --enable-checking=yes,extra.
18299 If misc checking and extra checking, define CHECKING_P to 2 instead
18301 * common.opt (fchecking=): Add.
18302 * doc/invoke.texi (-fchecking=): Document.
18303 * doc/install.texi: Document --enable-checking changes.
18304 * configure: Regenerated.
18305 * config.in: Regenerated.
18307 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
18309 * config/i386/i386.md (*movxi_internal_avx512f): Use insn type
18310 attribute instead of which_alternative.
18311 * config/i386/sse.md (*mov<mode>_internal): Ditto.
18312 Use EXT_REX_SSE_REG_P where appropriate.
18314 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
18316 * config/i386/predicates.md (const0_operand): Do not match
18317 const_wide_int code.
18318 (const1_operand): Ditto.
18320 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
18322 * config/i386/i386.md (*movoi_internal_avx): Set mode attribute to XI
18323 for SSE constm1 operands and TARGET_AVX512VL.
18324 (*movti_internal): Ditto.
18325 (*mov<mode>_or): Use constm1_operand predicate.
18326 * config/i386/sse.md (*mov<mode>_internal): Set mode attribute to XI
18327 for SSE vector_all_ones operands and TARGET_AVX512VL.
18328 * config/i386/predicates.md (constm1_operand): New predicate.
18329 * config/i386/i386.c (standard_sse_constant_opcode): Simplify
18330 emission of constant -1 load.
18332 2016-04-25 Jason Merrill <jason@redhat.com>
18334 * gdbinit.in: Skip is-a.h.
18336 * attribs.c (register_scoped_attributes): Fix logic.
18337 * attribs.h: Declare register_scoped_attributes.
18339 2016-04-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
18341 * config/rs6000/rs6000-builtin.def: Correct pasto error for
18342 stxvd2x and stxvw4x built-in functions.
18344 2016-04-25 DJ Delorie <dj@redhat.com>
18346 * config/msp430/msp430.md (ashlhi3): Optimize one bit shifts.
18347 (ashrhi3): Likewise.
18348 (lshrhi3): Likewise.
18350 2016-04-25 Richard Biener <rguenther@suse.de>
18352 PR tree-optimization/70780
18353 * tree-ssa-pre.c (compute_antic_aux): Also return true if the block
18354 wasn't visited yet.
18355 (compute_antic): Mark blocks with abnormal preds as visited as
18356 they have a final empty antic-in solution already.
18358 2016-04-25 Michael Collison <michael.collison@linaro.org>
18360 * ChangeLog(2016-04-25): Fix ChangeLog formatting.
18362 2016-04-25 Michael Collison <michael.collison@linaro.org>
18364 * config/arm/neon.md (widen_<us>sum<mode>): New patterns where
18365 mode is VQI to improve mixed mode vectorization.
18366 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3): New
18367 define_insn to match low half of signed vaddw.
18368 * config/arm/neon.md (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): New
18369 define_insn to match high half of signed vaddw.
18370 * config/arm/neon.md (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): New
18371 define_insn to match low half of unsigned vaddw.
18372 * config/arm/neon.md (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): New
18373 define_insn to match high half of unsigned vaddw.
18374 * config/arm/arm.c (arm_simd_vect_par_cnst_half): New function.
18375 (arm_simd_check_vect_par_cnst_half_p): Likewise.
18376 * config/arm/arm-protos.h (arm_simd_vect_par_cnst_half): Prototype
18378 (arm_simd_check_vect_par_cnst_half_p): Likewise.
18379 * config/arm/predicates.md (vect_par_constant_high): Support
18380 big endian and simplify by calling
18381 arm_simd_check_vect_par_cnst_half
18382 (vect_par_constant_low): Likewise.
18384 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
18386 * config/i386/i386.md (*lea<mode>_general_4): Use const_0_to_3_operand
18387 predicate for operand 2.
18389 2016-04-24 Uros Bizjak <ubizjak@gmail.com>
18390 H.J. Lu <hongjiu.lu@intel.com>
18392 * config/i386/i386-protos.h (standard_sse_constant_p): Add
18393 machine_mode argument.
18394 * config/i386/i386.c (standard_sse_constant_p): Return 2 for
18395 constm1_rtx operands. For VOIDmode constants, get mode from
18396 pred_mode. Check mode size if the mode is supported by ABI.
18397 (standard_sse_constant_opcode): Do not use standard_constant_p.
18398 Strictly check ABI support for all-ones operands.
18399 (ix86_legitimate_constant_p): Handle TImode, OImode and XImode
18400 immediates. Update calls to standard_sse_constant_p.
18401 (ix86_expand_vector_move): Update calls to standard_sse_constant_p.
18402 (ix86_rtx_costs): Ditto.
18403 * config/i386/i386.md (*movxi_internal_avx512f): Use
18404 nonimmediate_or_sse_const_operand instead of vector_move_operand.
18405 Use (v,BC) alternative instead of (v,C). Use register_operand
18406 checks instead of MEM_P.
18407 (*movoi_internal_avx): Use nonimmediate_or_sse_const_operand instead
18408 of vector_move_operand. Add (v,BC) alternative and corresponding avx2
18409 isa attribute. Use register_operand checks instead of MEM_P.
18410 (*movti_internal): Use nonimmediate_or_sse_const_operand for
18411 TARGET_SSE. Improve TARGET_SSE insn constraint. Add (v,BC)
18412 alternative and corresponding sse2 isa attribute.
18413 (*movtf_internal, *movdf_internal, *movsf_interal): Update calls
18414 to standard_sse_constant_p.
18415 (FP constant splitters): Ditto.
18416 * config/i386/constraints.md (BC): Do not use standard_sse_constant_p.
18418 * config/i386/predicates.md (constm1_operand): Remove.
18419 (nonimmediate_or_sse_const_operand): Rewrite using RTX.
18420 * config/i386/sse.md (*<avx512>_cvtmask2<ssemodesuffix><mode>): Use
18421 vector_all_ones_operand instead of constm1_operand.
18423 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
18425 * print-rtl.c (print_rtx_insn_vec): New function.
18426 * print-rtl.h: New prototype.
18427 * store-motion.c (struct st_expr): Make avail_stores a vector.
18428 (st_expr_entry): Adjust.
18429 (free_st_expr_entry): Likewise.
18430 (print_store_motion_mems): Likewise.
18431 (find_moveable_store): Likewise.
18432 (compute_store_table): Likewise.
18433 (delete_store): Likewise.
18434 (build_store_vectors): Likewise.
18436 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
18438 * reorg.c (try_merge_delay_insns): Make merged_insns a vector.
18440 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
18442 * vec.h (vec_safe_contains): New function.
18443 (vec::contains): Likewise.
18444 (vec::begin): Likewise.
18445 (vec::end): Likewise.
18447 2016-04-23 Jakub Jelinek <jakub@redhat.com>
18450 * cfgexpand.c (expand_stack_vars): Fix typo.
18452 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
18454 * system.h (list, map, set, vector): Include conditionally.
18455 * auto-profile.c (INCLUDE_MAP, INCLUDE_SET): Define.
18456 * graphite-isl-ast-to-gimple.c (INCLUDE_MAP): Define.
18457 * ipa-icf.c (INCLUDE_LIST): Define.
18458 * config/aarch64/cortex-a57-fma-steering.c (INCLUDE_LIST): Define.
18459 * config/sh/sh.c (INCLUDE_VECTOR): Define.
18460 * config/sh/sh_treg_combine.cc (INCLUDE_ALGORITHM): Define.
18461 (INCLUDE_LIST, INCLUDE_VECTOR): Define.
18462 * cp/logic.cc (INCLUDE_LIST): Define.
18463 * fortran/trans-common.c (INCLUDE_MAP): Define.
18465 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
18467 * auto-profile.c: Remove <string.h> include.
18468 * ipa-icf-gimple.c: Remove <list> include.
18469 * diagnostic.c: Remove <new> include.
18470 * genmatch.c: Likewise.
18471 * pretty-print.c: Likewise.
18472 * toplev.c: Likewise
18473 * c/c-objc-common.c: Likewise.
18474 * cp/error.c: Likewise.
18475 * fortran/error.c: Likewise.
18477 2016-04-22 Richard Biener <rguenther@suse.de>
18479 * lto-streamer-in.c (input_ssa_names): Do not allocate
18480 GIMPLE_NOP for all SSA names.
18481 * lto-streamer-out.c (output_ssa_names): Do not output
18482 SSA names that should have been released.
18484 2016-04-22 Richard Biener <rguenther@suse.de>
18486 PR tree-optimization/70740
18487 * tree-ssa-phiprop.c (propagate_with_phi): Handle inserted
18490 2016-04-21 H.J. Lu <hongjiu.lu@intel.com>
18493 * config/i386/predicates.md (call_insn_operand): Replace
18494 sibcall_memory_operand with memory_operand.
18496 2016-04-21 Patrick Palka <ppalka@gcc.gnu.org>
18498 * tree-vrp.c (register_edge_assert_for_2): Remove redundant
18499 has_single_use() tests.
18500 (register_edge_assert_for_1): Likewise.
18501 (find_assert_locations_1): Check the liveness bitmap instead of
18502 checking has_single_use().
18504 2016-04-21 Kirill Yukhin <kirill.yukhin@intel.com>
18507 * config/i386/sse.md (define_insn "<shift_insn><mode>3<mask_name>"):
18508 Extract AVX-512BW constraint from AVX.
18510 2016-04-21 Richard Biener <rguenther@suse.de>
18512 PR tree-optimization/70725
18513 * tree-if-conv.c (if_convertible_phi_p): Adjust guard
18514 for phi_convertible_by_degenerating_args.
18515 (predicate_all_scalar_phis): Handle single-argument PHIs.
18517 2016-04-21 Richard Biener <rguenther@suse.de>
18519 PR middle-end/70747
18520 * fold-const.c (fold_comparison): Return properly typed
18523 2016-04-21 Bin Cheng <bin.cheng@arm.com>
18525 PR tree-optimization/70715
18526 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
18527 after expanding BASE using expand_simple_operations.
18529 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
18531 * match.pd (min(-x, -y), max(-x, -y), min(~x, ~y), max(~x, ~y)):
18532 New transformations.
18534 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
18536 * match.pd (min(int_max, x), max(int_min, x)): New transformations.
18538 2016-04-20 Jan Hubicka <jh@suse.cz>
18540 * ipa-inline.c (can_inline_edge_p): Pass caller info to
18541 ultiimate_alias_target.
18542 (update_callee_keys): Likewise.
18543 (lookup_recursive_calls): Likewise.
18544 (speculation_useful_p): Likewise.
18546 2016-04-20 Jan Hubicka <jh@suse.cz>
18549 * cgraph.c (cgraph_set_nothrow_flag_1): Rename to ...
18550 (set_nothrow_flag_1): ... this; handle interposition correctly;
18551 recurse on aliases and thunks.
18552 (cgraph_node::set_nothrow_flag): New.
18553 * ipa-pure-const.c (ignore_edge_for_nothrow): Ignore calls to
18554 functions compiled with non-call exceptions that binds to current
18556 (propagate_nothrow): Be safe WRT interposition.
18557 * cgraph.h (set_nothrow_flag): Update prototype.
18559 2016-04-18 Jan Hubicka <jh@suse.cz>
18561 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
18562 max_loop_iterations_int.
18563 (tree_unswitch_outer_loop): Likewise.
18565 2016-04-20 Bin Cheng <bin.cheng@arm.com>
18567 PR tree-optimization/69489
18568 * tree-if-conv.c (phi_convertible_by_degenerating_args): New.
18569 (if_convertible_phi_p): Call phi_convertible_by_degenerating_args.
18570 Revise dump message.
18571 (if_convertible_bb_p): Remove check on edge count of basic block's
18574 2016-04-20 Bin Cheng <bin.cheng@arm.com>
18576 PR tree-optimization/56625
18577 PR tree-optimization/69489
18578 * tree-data-ref.h (DR_INNERMOST): New macro.
18579 * tree-if-conv.c (innermost_loop_behavior_hash): New class for
18580 hashing struct innermost_loop_behavior.
18581 (ref_DR_map): Remove.
18582 (innermost_DR_map): New map.
18583 (baseref_DR_map): Revise comment.
18584 (hash_memrefs_baserefs_and_store_DRs_read_written_info): Store DR
18585 to innermost_DR_map accroding to its innermost loop behavior.
18586 (ifcvt_memrefs_wont_trap): Get DR from innermost_DR_map according
18587 to its innermost loop behavior.
18588 (if_convertible_loop_p_1): Remove intialization for ref_DR_map.
18589 Add initialization for innermost_DR_map. Record memory reference
18590 in DR_BASE_ADDRESS if the reference is compound one or it doesn't
18591 have innermost loop behavior.
18592 (if_convertible_loop_p): Remove release for ref_DR_map. Release
18595 2016-04-20 Uros Bizjak <ubizjak@gmail.com>
18597 * config/i386/i386.md (*lea<mode>_general_1): Rename from
18598 *lea_general_1. Use explicit SWI12 mode interator.
18599 (*lea<mode>_general_2): Rename from *lea_general_2.
18600 Use explicit SWI12 mode interator.
18601 (*lea<mode>_general_3): Rename from *lea_general_3.
18602 Use explicit SWI12 mode interator.
18603 (*lea<SWI12:mode>_general_4): Split from *lea_general_4.
18604 Use explicit SWI12 mode interator.
18605 (*lea<SWI48:mode>_general_4): Split from *lea_general_4.
18606 Use explicit SWI48 mode interator.
18608 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
18610 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
18611 Short-cut unaligned load and store cases. Handle all integer
18613 (ix86_expand_vector_move_misalign): Short-cut unaligned load
18614 and store cases. Call ix86_avx256_split_vector_move_misalign
18615 directly without checking mode class.
18617 2016-04-20 Andrew Pinski <apinski@cavium.com>
18618 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18621 * config/aarch64/aarch64.md (sibcall): Force call
18622 address to be DImode for ILP32.
18623 (sibcall_value): Likewise.
18625 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
18627 * doc/invoke.texi: Replace -skip-rax-setup with -mskip-rax-setup.
18629 2016-04-20 Richard Biener <rguenther@suse.de>
18631 * gimple-match.h (maybe_build_generic_op): Adjust prototype.
18632 * gimple-match-head.c (maybe_build_generic_op): Pass all ops
18633 by reference, clear op1 and op2 when GENERICizing BIT_FIELD_REF.
18634 (maybe_push_res_to_seq): Adjust.
18635 * gimple-fold.c (maybe_build_generic_op): Likewise.
18637 2016-04-20 Marek Polacek <polacek@redhat.com>
18639 * tree-if-conv.c (is_false_predicate): For NULL_TREE return false
18642 2016-04-20 Ilya Enkovich <ilya.enkovich@intel.com>
18644 * config/i386/sse.md (vec_unpacks_lo_hi): Always
18645 use kmovw to support AVX512F target.
18647 2016-04-20 Bin Cheng <bin.cheng@arm.com>
18649 * tree-scalar-evolution.c (interpret_rhs_expr): Handle BIT_AND_EXPR.
18651 2016-04-20 Marek Polacek <polacek@redhat.com>
18653 PR tree-optimization/70725
18654 * tree-if-conv.c (is_false_predicate): New function.
18655 (predicate_mem_writes): Use it.
18657 2016-04-20 Richard Biener <rguenther@suse.de>
18659 PR tree-optimization/70726
18660 * tree-vect-stmts.c (vectorizable_shift): Do not use scalar
18661 shift amounts from a pattern stmt operand.
18663 2016-04-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
18666 * config/s390/s390.c (s390_restore_gprs_from_fprs): Pick the new
18667 stack_restore_from_fpr pattern when restoring r15.
18668 (s390_optimize_prologue): Strip away the memory barrier in the
18669 parallel when trying to get rid of restore insns.
18670 * config/s390/s390.md ("stack_restore_from_fpr"): New insn
18671 definition for loading the stack pointer from an FPR. Compared to
18672 the normal move insn this pattern includes a full memory barrier.
18674 2016-04-19 Jakub Jelinek <jakub@redhat.com>
18676 PR middle-end/70680
18677 * gimplify.c (gimplify_omp_for): Call omp_notice_variable for
18678 implicitly linear or lastprivate iterator on the outer context.
18680 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
18682 * config/i386/i386.c (ix86_legitimate_combined_insn): Remove
18684 * config/i386/i386.md (ssememalign): Removed.
18685 * config/i386/sse.md: Remove ssememalign attribute from patterns.
18687 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
18690 * config/i386/avx512bwintrin.h (_mm512_mask_loadu_epi16): Pass
18691 const short * to __builtin_ia32_loaddquhi512_mask.
18692 (_mm512_maskz_loadu_epi16): Likewise.
18693 (_mm512_mask_storeu_epi16): Pass short * to
18694 __builtin_ia32_storedquhi512_mask.
18695 (_mm512_mask_loadu_epi8): Pass const char * to
18696 __builtin_ia32_loaddquqi512_mask.
18697 (_mm512_maskz_loadu_epi8): Likewise.
18698 (_mm512_mask_storeu_epi8): Pass char * to
18699 __builtin_ia32_storedquqi512_mask.
18700 * config/i386/avx512fintrin.h (_mm512_loadu_pd): Pass
18701 const double * to __builtin_ia32_loadupd512_mask.
18702 (_mm512_mask_loadu_pd): Likewise.
18703 (_mm512_maskz_loadu_pd): Likewise.
18704 (_mm512_storeu_pd): Pass double * to
18705 __builtin_ia32_storeupd512_mask.
18706 (_mm512_mask_storeu_pd): Likewise.
18707 (_mm512_loadu_ps): Pass const float * to
18708 __builtin_ia32_loadups512_mask.
18709 (_mm512_mask_loadu_ps): Likewise.
18710 (_mm512_maskz_loadu_ps): Likewise.
18711 (_mm512_storeu_ps): Pass float * to
18712 __builtin_ia32_storeups512_mask.
18713 (_mm512_mask_storeu_ps): Likewise.
18714 (_mm512_mask_loadu_epi64): Pass const long long * to
18715 __builtin_ia32_loaddqudi512_mask.
18716 (_mm512_maskz_loadu_epi64): Likewise.
18717 (_mm512_mask_storeu_epi64): Pass long long *
18718 to __builtin_ia32_storedqudi512_mask.
18719 (_mm512_loadu_si512): Pass const int * to
18720 __builtin_ia32_loaddqusi512_mask.
18721 (_mm512_mask_loadu_epi32): Likewise.
18722 (_mm512_maskz_loadu_epi32): Likewise.
18723 (_mm512_storeu_si512): Pass int * to
18724 __builtin_ia32_storedqusi512_mask.
18725 (_mm512_mask_storeu_epi32): Likewise.
18726 * config/i386/avx512vlbwintrin.h (_mm256_mask_storeu_epi8): Pass
18727 char * to __builtin_ia32_storedquqi256_mask.
18728 (_mm_mask_storeu_epi8): Likewise.
18729 (_mm256_mask_loadu_epi16): Pass const short * to
18730 __builtin_ia32_loaddquhi256_mask.
18731 (_mm256_maskz_loadu_epi16): Likewise.
18732 (_mm_mask_loadu_epi16): Pass const short * to
18733 __builtin_ia32_loaddquhi128_mask.
18734 (_mm_maskz_loadu_epi16): Likewise.
18735 (_mm256_mask_loadu_epi8): Pass const char * to
18736 __builtin_ia32_loaddquqi256_mask.
18737 (_mm256_maskz_loadu_epi8): Likewise.
18738 (_mm_mask_loadu_epi8): Pass const char * to
18739 __builtin_ia32_loaddquqi128_mask.
18740 (_mm_maskz_loadu_epi8): Likewise.
18741 (_mm256_mask_storeu_epi16): Pass short * to.
18742 __builtin_ia32_storedquhi256_mask.
18743 (_mm_mask_storeu_epi16): Pass short * to.
18744 __builtin_ia32_storedquhi128_mask.
18745 * config/i386/avx512vlintrin.h (_mm256_mask_loadu_pd): Pass
18746 const double * to __builtin_ia32_loadupd256_mask.
18747 (_mm256_maskz_loadu_pd): Likewise.
18748 (_mm_mask_loadu_pd): Pass onst double * to
18749 __builtin_ia32_loadupd128_mask.
18750 (_mm_maskz_loadu_pd): Likewise.
18751 (_mm256_mask_storeu_pd): Pass double * to
18752 __builtin_ia32_storeupd256_mask.
18753 (_mm_mask_storeu_pd): Pass double * to
18754 __builtin_ia32_storeupd128_mask.
18755 (_mm256_mask_loadu_ps): Pass const float * to
18756 __builtin_ia32_loadups256_mask.
18757 (_mm256_maskz_loadu_ps): Likewise.
18758 (_mm_mask_loadu_ps): Pass const float * to
18759 __builtin_ia32_loadups128_mask.
18760 (_mm_maskz_loadu_ps): Likewise.
18761 (_mm256_mask_storeu_ps): Pass float * to
18762 __builtin_ia32_storeups256_mask.
18763 (_mm_mask_storeu_ps): ass float * to
18764 __builtin_ia32_storeups128_mask.
18765 (_mm256_mask_loadu_epi64): Pass const long long * to
18766 __builtin_ia32_loaddqudi256_mask.
18767 (_mm256_maskz_loadu_epi64): Likewise.
18768 (_mm_mask_loadu_epi64): Pass const long long * to
18769 __builtin_ia32_loaddqudi128_mask.
18770 (_mm_maskz_loadu_epi64): Likewise.
18771 (_mm256_mask_storeu_epi64): Pass long long * to
18772 __builtin_ia32_storedqudi256_mask.
18773 (_mm_mask_storeu_epi64): Pass long long * to
18774 __builtin_ia32_storedqudi128_mask.
18775 (_mm256_mask_loadu_epi32): Pass const int * to
18776 __builtin_ia32_loaddqusi256_mask.
18777 (_mm256_maskz_loadu_epi32): Likewise.
18778 (_mm_mask_loadu_epi32): Pass const int * to
18779 __builtin_ia32_loaddqusi128_mask.
18780 (_mm_maskz_loadu_epi32): Likewise.
18781 (_mm256_mask_storeu_epi32): Pass int * to
18782 __builtin_ia32_storedqusi256_mask.
18783 (_mm_mask_storeu_epi32): Pass int * to
18784 __builtin_ia32_storedqusi128_mask.
18785 * config/i386/i386-builtin-types.def (PCSHORT): New.
18786 (PINT64): Likewise.
18787 (V64QI_FTYPE_PCCHAR_V64QI_UDI): Likewise.
18788 (V32HI_FTYPE_PCSHORT_V32HI_USI): Likewise.
18789 (V32QI_FTYPE_PCCHAR_V32QI_USI): Likewise.
18790 (V16SF_FTYPE_PCFLOAT_V16SF_UHI): Likewise.
18791 (V8DF_FTYPE_PCDOUBLE_V8DF_UQI): Likewise.
18792 (V16SI_FTYPE_PCINT_V16SI_UHI): Likewise.
18793 (V16HI_FTYPE_PCSHORT_V16HI_UHI): Likewise.
18794 (V16QI_FTYPE_PCCHAR_V16QI_UHI): Likewise.
18795 (V8SF_FTYPE_PCFLOAT_V8SF_UQI): Likewise.
18796 (V8DI_FTYPE_PCINT64_V8DI_UQI): Likewise.
18797 (V8SI_FTYPE_PCINT_V8SI_UQI): Likewise.
18798 (V8HI_FTYPE_PCSHORT_V8HI_UQI): Likewise.
18799 (V4DF_FTYPE_PCDOUBLE_V4DF_UQI): Likewise.
18800 (V4SF_FTYPE_PCFLOAT_V4SF_UQI): Likewise.
18801 (V4DI_FTYPE_PCINT64_V4DI_UQI): Likewise.
18802 (V4SI_FTYPE_PCINT_V4SI_UQI): Likewise.
18803 (V2DF_FTYPE_PCDOUBLE_V2DF_UQI): Likewise.
18804 (V2DI_FTYPE_PCINT64_V2DI_UQI): Likewise.
18805 (VOID_FTYPE_PDOUBLE_V8DF_UQI): Likewise.
18806 (VOID_FTYPE_PDOUBLE_V4DF_UQI): Likewise.
18807 (VOID_FTYPE_PDOUBLE_V2DF_UQI): Likewise.
18808 (VOID_FTYPE_PFLOAT_V16SF_UHI): Likewise.
18809 (VOID_FTYPE_PFLOAT_V8SF_UQI): Likewise.
18810 (VOID_FTYPE_PFLOAT_V4SF_UQI): Likewise.
18811 (VOID_FTYPE_PINT64_V8DI_UQI): Likewise.
18812 (VOID_FTYPE_PINT64_V4DI_UQI): Likewise.
18813 (VOID_FTYPE_PINT64_V2DI_UQI): Likewise.
18814 (VOID_FTYPE_PINT_V16SI_UHI): Likewise.
18815 (VOID_FTYPE_PINT_V8SI_UHI): Likewise.
18816 (VOID_FTYPE_PINT_V4SI_UHI): Likewise.
18817 (VOID_FTYPE_PSHORT_V32HI_USI): Likewise.
18818 (VOID_FTYPE_PSHORT_V16HI_UHI): Likewise.
18819 (VOID_FTYPE_PSHORT_V8HI_UQI): Likewise.
18820 (VOID_FTYPE_PCHAR_V64QI_UDI): Likewise.
18821 (VOID_FTYPE_PCHAR_V32QI_USI): Likewise.
18822 (VOID_FTYPE_PCHAR_V16QI_UHI): Likewise.
18823 (V64QI_FTYPE_PCV64QI_V64QI_UDI): Removed.
18824 (V32HI_FTYPE_PCV32HI_V32HI_USI): Likewise.
18825 (V32QI_FTYPE_PCV32QI_V32QI_USI): Likewise.
18826 (V16HI_FTYPE_PCV16HI_V16HI_UHI): Likewise.
18827 (V16QI_FTYPE_PCV16QI_V16QI_UHI): Likewise.
18828 (V8HI_FTYPE_PCV8HI_V8HI_UQI): Likewise.
18829 (VOID_FTYPE_PV32HI_V32HI_USI): Likewise.
18830 (VOID_FTYPE_PV16HI_V16HI_UHI): Likewise.
18831 (VOID_FTYPE_PV8HI_V8HI_UQI): Likewise.
18832 (VOID_FTYPE_PV64QI_V64QI_UDI): Likewise.
18833 (VOID_FTYPE_PV32QI_V32QI_USI): Likewise.
18834 (VOID_FTYPE_PV16QI_V16QI_UHI): Likewise.
18835 * config/i386/i386.c (ix86_emit_save_reg_using_mov): Don't
18837 (ix86_emit_restore_sse_regs_using_mov): Don't use UNSPEC_LOADU.
18838 (ix86_avx256_split_vector_move_misalign): Don't use unaligned
18840 (ix86_expand_vector_move_misalign): Likewise.
18841 (bdesc_special_args): Use CODE_FOR_movvNXY_internal and pointer
18842 to scalar function prototype for unaligned load/store builtins.
18843 (ix86_expand_special_args_builtin): Updated.
18844 * config/i386/sse.md (UNSPEC_LOADU): Removed.
18845 (UNSPEC_STOREU): Likewise.
18846 (VI_ULOADSTORE_BW_AVX512VL): Likewise.
18847 (VI_ULOADSTORE_F_AVX512VL): Likewise.
18848 (ssescalarsize): Handle V4TI, V2TI and V1TI.
18849 (<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
18850 (*<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
18851 (<sse>_storeu<ssemodesuffix><avxsizesuffix>): Likewise.
18852 (<avx512>_storeu<ssemodesuffix><avxsizesuffix>_mask): Likewise.
18853 (<sse2_avx_avx512f>_loaddqu<mode><mask_name>): Likewise.
18854 (*<sse2_avx_avx512f>_loaddqu<mode><mask_name>"): Likewise.
18855 (sse2_avx_avx512f>_storedqu<mode>): Likewise.
18856 (<avx512>_storedqu<mode>_mask): Likewise.
18857 (*sse4_2_pcmpestr_unaligned): Likewise.
18858 (*sse4_2_pcmpistr_unaligned): Likewise.
18859 (*mov<mode>_internal): Renamed to ...
18860 (mov<mode>_internal): This. Remove check of AVX and IAMCU on
18861 misaligned operand. Replace vmovdqu64 with vmovdqu<ssescalarsize>.
18862 (movsd/movhpd to movupd peephole): Don't use UNSPEC_LOADU.
18863 (movlpd/movhpd to movupd peephole): Don't use UNSPEC_STOREU.
18865 2016-04-19 Richard Biener <rguenther@suse.de>
18867 PR tree-optimization/70171
18868 * tree-ssa-phiprop.c: Include stor-layout.h.
18869 (phiprop_insert_phi): Handle the aggregate copy case.
18870 (propagate_with_phi): Likewise.
18872 2016-04-19 Uros Bizjak <ubizjak@gmail.com>
18874 * config/i386/i386.c (ix86_decompose_address): Use lowpart_subreg
18875 instead of simplify_gen_subreg (... , 0).
18876 (ix86_delegitimize_address): Ditto.
18877 (ix86_split_divmod): Ditto.
18878 (ix86_split_copysign_const): Ditto.
18879 (ix86_split_copysign_var): Ditto.
18880 (ix86_expand_args_builtin): Ditto.
18881 (ix86_expand_round_builtin): Ditto.
18882 (ix86_expand_special_args_builtin): Ditto.
18883 * config/i386/i386.md (TARGET_USE_VECTOR_FP_CONVERTS splitters): Ditto.
18884 (TARGET_SSE_PARTIAL_REG_DEPENDENCY splitters and peephole2s): Ditto.
18885 (udivmodqi4): Ditto.
18886 (absneg splitters): Ditto.
18887 (*jcc_bt<mode>_1): Ditto.
18889 2016-04-19 Richard Biener <rguenther@suse.de>
18891 PR tree-optimization/70724
18892 * tree-ssa-sccvn.c (scc_vn_restore_ssa_info): Split SSA info
18893 restoring out from ...
18894 (free_scc_vn): ... here.
18895 * tree-ssa-sccvn.h (scc_vn_restore_ssa_info): Declare.
18896 * tres-ssa-pre.c (pass_pre::execute): Restore SSA info before
18898 (pass_fre::execute): Restore SSA info.
18900 2016-04-19 Richard Biener <rguenther@suse.de>
18902 * gimple-walk.h (struct walk_stmt_info): Add stmt member.
18903 * gimple-walk.c (walk_gimple_op): Initialize it.
18904 (walk_gimple_asm): Set wi->is_lhs before each callback invocation.
18905 * tree-inline.c (remap_gimple_op_r): Set SSA_NAME_DEF_STMT when
18906 remapping SSA names of defs.
18907 (copy_bb): Remove walk over all SSA defs and SSA_NAME_DEF_STMT
18910 2016-04-18 Vladimir Makarov <vmakarov@redhat.com>
18912 PR middle-end/70689
18913 * lra-constraints.c (equiv_substition_p): New.
18914 (process_alt_operands): Use it.
18915 (swap_operands): Swap it.
18916 (curr_insn_transform): Update it.
18918 2016-04-18 Michael Matz <matz@suse.de>
18920 * tree.h (TYPE_ALIGN, DECL_ALIGN): Return shifted amount.
18921 (SET_TYPE_ALIGN, SET_DECL_ALIGN): New.
18922 * tree-core.h (tree_type_common.align): Use bit-field.
18923 (tree_type_common.spare): New.
18924 (tree_decl_common.off_align): Make smaller.
18925 (tree_decl_common.align): Use bit-field.
18927 * expr.c (expand_expr_addr_expr_1): Use SET_TYPE_ALIGN.
18928 * omp-low.c (install_var_field): Use SET_DECL_ALIGN.
18929 (scan_sharing_clauses): Ditto.
18930 (finish_taskreg_scan): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
18931 (omp_finish_file): Ditto.
18932 * stor-layout.c (do_type_align): Use SET_DECL_ALIGN.
18933 (layout_decl): Ditto.
18934 (relayout_decl): Ditto.
18935 (finalize_record_size): Use SET_TYPE_ALIGN.
18936 (finalize_type_size): Ditto.
18937 (finish_builtin_struct): Ditto.
18938 (layout_type): Ditto.
18939 (initialize_sizetypes): Ditto.
18940 * targhooks.c (std_gimplify_va_arg_expr): Use SET_TYPE_ALIGN.
18941 * tree-nested.c (insert_field_into_struct): Use SET_TYPE_ALIGN.
18942 (lookup_field_for_decl): Use SET_DECL_ALIGN.
18943 (get_chain_field): Ditto.
18944 (get_trampoline_type): Ditto.
18945 (get_nl_goto_field): Ditto.
18946 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
18948 (unpack_ts_type_common_value_fields): Use SET_TYPE_ALIGN.
18949 * gimple-expr.c (copy_var_decl): Use SET_DECL_ALIGN.
18950 * tree.c (make_node_stat): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
18951 (build_qualified_type): Use SET_TYPE_ALIGN.
18952 (build_aligned_type, build_range_type_1): Ditto.
18953 (build_atomic_base): Ditto.
18954 (build_common_tree_nodes): Ditto.
18955 * cfgexpand.c (align_local_variable): Use SET_DECL_ALIGN.
18956 (expand_one_stack_var_at): Ditto.
18957 * coverage.c (build_var): Use SET_DECL_ALIGN.
18958 * except.c (init_eh): Ditto.
18959 * function.c (assign_parm_setup_block): Ditto.
18960 * symtab.c (increase_alignment_1): Ditto.
18961 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Ditto.
18962 * tree-vect-stmts.c (ensure_base_align): Ditto.
18963 * varasm.c (align_variable): Ditto.
18964 (assemble_variable): Ditto.
18965 (build_constant_desc): Ditto.
18966 (output_constant_def_contents): Ditto.
18968 * config/arm/arm.c (arm_relayout_function): Use SET_DECL_ALIGN.
18969 * config/avr/avr.c (avr_adjust_type_node): Use SET_TYPE_ALIGN.
18970 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): Ditto.
18971 * config/msp430/msp430.c (msp430_gimplify_va_arg_expr): Ditto.
18972 * config/spu/spu.c (spu_build_builtin_va_list): Use SET_DECL_ALIGN.
18974 2016-04-18 H.J. Lu <hongjiu.lu@intel.com>
18977 * config/i386/sse.md (sse2_loadlpd): Accept load from "xm" and
18978 replace %vmovsd with "%vmovq".
18979 (vec_concatv2df): Likewise.
18981 2016-04-18 Uros Bizjak <ubizjak@gmail.com>
18983 * config/i386/mmx.md (*vec_extractv2sf_0): Use gen_lowpart.
18984 (*vec_extractv2si_0): Ditto.
18985 * config/i386/sse.md (*vec_extractv4sf_0): Ditto.
18986 (zero_extended_scalar_load_operand splitters): Ditto.
18987 (vec_extract splitters): Ditto.
18988 (*vec_extractv4si_0_zext): Ditto.
18989 (avx_<castmode><avxsizesuffix>_<castmode>): Use gen_lowpart
18990 and lowpart_subreg.
18991 (avx512f_<castmode><avxsizesuffix>_<castmode>): Ditto.
18992 (avx512f_<castmode><avxsizesuffix>_256<castmode>): Ditto.
18993 (*sse4_1_extractps): Use lowpart_subreg.
18994 * config/i386/i386.md (x87 floatsplitter): Use gen_lowpart.
18996 2016-04-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
18998 * doc/install.texi (Specific, i?86-*-solaris2.10): Update gas and
19000 (Specific, *-*-solaris2*): Update Solaris 11 bundled gcc versions.
19001 Mention Solaris 11 packaging changes.
19002 Update gas and gld requirements.
19003 Remove reference to pre-Solaris 10 bug.
19004 (Specific, sparc-sun-solaris2*): Remove reference to pre-Solaris 10
19006 (Specific, sparc64-*-solaris2*): Remove reference to bootstrap
19009 2016-04-17 Jan Hubicka <jh@suse.cz>
19011 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use also
19012 max_loop_iterations_int.
19014 2016-04-18 Richard Biener <rguenther@suse.de>
19016 PR tree-optimization/43434
19017 * tree-ssa-structalias.c (struct vls_data): New.
19018 (visit_loadstore): Handle all pointer-based accesses.
19019 (compute_dependence_clique): Compute a bitmap of restrict tags
19020 assigned bases and pass it to visit_loadstore.
19022 2016-04-18 Matthew Wahab <matthew.wahab@arm.com>
19025 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for armv8+crc,
19026 armv8.1-a and armv8.1-a+crc.
19028 2016-04-18 Richard Biener <rguenther@suse.de>
19030 PR tree-optimization/70701
19031 * tree-ssa-sccvn.c (vn_reference_lookup_3): Resolve fully constant
19032 references after translating through a memcpy.
19034 2016-04-18 Richard Biener <rguenther@suse.de>
19036 * tree-ssa-pre.c (postorder, postorder_num): Make locals ...
19037 (compute_antic): ... here. For partial antic use regular
19038 postorder and scrap iteration.
19039 (compute_partial_antic_aux): Remove unused return value.
19040 (init_pre): Do not allocate postorder.
19041 (fini_pre): Do not free postorder.
19043 2016-04-18 Richard Biener <rguenther@suse.de>
19045 PR middle-end/37870
19046 * expmed.c (extract_bit_field_1): Remove broken case
19047 using a wider MODE_INT mode.
19049 2016-04-18 Segher Boessenkool <segher@kernel.crashing.org>
19051 * has-brig.c (lendian16): Don't try to use __builtin_bswap16
19052 unless compiling with at least GCC-4.8.
19054 2016-04-17 Jan Hubicka <jh@suse.cz>
19057 * graphite.c (graphite_finalize): Update call to
19058 tree_estimate_probability.
19059 * predict.h (tree_estimate_probability): Update prototype.
19061 2016-04-17 Jan Hubicka <jh@suse.cz>
19063 * predict.c (combine_predictions_for_bb): Add dry_run parmaeter.
19064 (tree_estimate_probability): Likewise.
19065 (pass_profile::execute): Update.
19066 (report_predictor_hitrates): New function.
19067 * profile.c (compute_branch_probabilities): Use it.
19068 * predict.h (report_predictor_hitrates): Declare.
19070 2016-04-17 Jan Hubicka <jh@suse.cz>
19073 * cgraph.h (cgraph_node::set_const_flag,
19074 cgraph_node::set_pure_flag): Update prototype to return bool;
19076 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases): Thunks
19077 of interposable symbol are interposable, too.
19078 (cgraph_set_const_flag_1): Rename to ...
19079 (set_const_flag_1): ... this one; change to self recursive function
19080 instead of call_for_symbol_thunks_and_aliases. Handle correctly
19081 clearnig the flag in all variants and also virtual thunks of const
19082 functions are pure; track if any change was done.
19083 (cgraph_node::set_const_flag): Update.
19084 (struct set_pure_flag_info): New struct.
19085 (cgraph_set_pure_flag_1): Rename to ...
19086 (set_pure_flag_1): ... this one; take set_pure_flag_info parameter
19087 rather than pointer encoded flags; track if any changes was done;
19088 handle correctly clearning flag and setting flag of aliases already
19090 (cgraph_node::set_pure_flag): Update.
19091 (cgraph_node::set_nothrow_flag): Handle correctly clearning the flag.
19093 2016-04-17 Tom de Vries <tom@codesourcery.com>
19096 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Escape
19097 backslash in label.
19099 2016-04-17 Tom de Vries <tom@codesourcery.com>
19101 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Classify chars
19102 '{}<> ' as escape-for-record.
19104 2016-04-17 Tom de Vries <tom@codesourcery.com>
19106 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Simplify loop
19109 2016-04-17 Tom de Vries <tom@codesourcery.com>
19112 * tree-pass.h (class opt_pass): Remove graph_dump_initialized member.
19113 * dumpfile.h (struct dump_file_info): Add graph_dump_initialized field.
19114 * dumpfile.c (dump_files): Initialize graph_dump_initialized field.
19115 * passes.c (finish_optimization_passes): Only call
19116 finish_graph_dump_file if dfi->graph_dump_initialized.
19117 (execute_function_dump, pass_init_dump_file): Use
19118 dfi->graph_dump_initialized instead of pass->graph_dump_initialized.
19120 2016-04-17 Tom de Vries <tom@codesourcery.com>
19122 PR tree-optimization/70256
19123 * tree-ssa-structalias.c (dump_varinfo, debug_varinfo, dump_varmap)
19124 (debug_varmap): New function.
19126 2016-04-17 Tom de Vries <tom@codesourcery.com>
19129 * passes.c (pass_manager::register_pass): Propagate pflags.
19131 2016-04-17 Tom de Vries <tom@codesourcery.com>
19134 * pass_manager.h (TERMINATE_PASS_LIST): Add pass argument.
19135 * passes.c (pass_manager::pass_manager): Declare and init p_start in
19136 INSERT_PASSES_AFTER. Add pass parameter to TERMINATE_PASS_LIST, and
19137 check if it's equal to p_start.
19138 * passes.def: Add arguments to TERMINATE_PASS_LISTs.
19140 2016-04-15 Jan Hubicka <jh@suse.cz>
19143 * cgraph.c (cgraph_set_const_flag_1): Only set as pure if
19144 function does not bind to current def.
19145 * ipa-pure-const.c (worse_state): Add FROM and TO parameters;
19146 handle conservatively calls to functions that does not need to bind
19148 (check_call): Update call of worse_state.
19149 (ignore_edge_for_nothrow): Update.
19150 (ignore_edge_for_pure_const): Likewise.
19151 (propagate_pure_const): Update calls to worse_state.
19152 (skip_function_for_local_pure_const): Reformat comments.
19154 2016-04-15 Jan Hubicka <jh@suse.cz>
19157 * cgraph.c (cgraph_node::get_availability): Add REF parameter.
19158 (cgraph_node::function_symbol): Likewise.
19159 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
19160 * cgraph.h (symtab_node::get_availabbility): Add REF parameter.
19161 (symtab_node::ultimate_alias_target): Add REF parameter.
19162 (symtab_node::binds_to_current_def_p): Declare.
19163 (symtab_node;:ultimate_alias_target_1): Add REF parameter.
19164 (cgraph_node::function_symbol): Likewise.
19165 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
19166 (cgraph_node::get_availability): Likewise.
19167 (cgraph_edge::binds_to_current_def_p): New inline function.
19168 (varpool_node::get_availability): Add REF parameter.
19169 (varpool_node::ultimate_alias_target): Likewise.
19170 * symtab.c (symtab_node::ultimate_alias_target_1): Likewise.
19171 (symtab_node::binds_to_current_def_p): Likewise.
19172 * varpool.c (varpool_node::get_availability): Likewise.
19174 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
19177 * config/i386/sse.md(define_insn "<avx512>_vec_dup<mode><mask_name>"):
19178 Fix mode size check.
19180 2016-04-15 Jakub Jelinek <jakub@redhat.com>
19182 * BASE-VER: Set to 7.0.0.
19184 2016-04-15 Alexander Monakov <amonakov@ispras.ru>
19186 * config/nvptx/nvptx.opt (moptimize): Add a period at end of help text.
19188 2016-04-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19190 * doc/invoke.texi (ARM Options): Add note on deprecation of pre-ARMv4T
19191 architecture revisions.
19193 2016-04-15 Bernd Schmidt <bschmidt@redhat.com>
19195 * config/i386/i386-protos.h (ix86_using_red_zone): Declare.
19196 * config/i386/i386.c (ix86_using_red_zone): No longer static.
19197 * config/i386/i386.md (stack decrement to push peepholes): Guard
19198 with !x86_using_red_zone ().
19200 2016-04-15 Jakub Jelinek <jakub@redhat.com>
19203 * tree-pretty-print.c (do_niy): Add FLAGS argument, pass it down
19204 to dump_generic_node.
19205 (NIY): Pass also flags to do_niy.
19207 2016-04-15 Thomas Schwinge <thomas@codesourcery.com>
19209 * omp-low.c (simd_clone_struct_alloc, simd_clone_struct_copy)
19210 (simd_clone_vector_of_formal_parm_types)
19211 (simd_clone_clauses_extract, simd_clone_compute_base_data_type)
19212 (simd_clone_mangle, simd_clone_create)
19213 (simd_clone_adjust_return_type, create_tmp_simd_array)
19214 (simd_clone_adjust_argument_types, simd_clone_init_simd_arrays)
19215 (struct modify_stmt_info, ipa_simd_modify_stmt_ops)
19216 (ipa_simd_modify_function_body, simd_clone_linear_addend)
19217 (simd_clone_adjust, expand_simd_clones, ipa_omp_simd_clone)
19218 (pass_data_omp_simd_clone, class pass_omp_simd_clone)
19219 (pass_omp_simd_clone::gate, make_pass_omp_simd_clone): Move into...
19220 * omp-simd-clone.c: ... this new file.
19221 (simd_clone_vector_of_formal_parm_types): Make it static.
19222 * Makefile.in (OBJS): Add omp-simd-clone.o.
19224 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
19227 * config/i386/sse.md: Use proper memory operand modifiers.
19230 2016-04-15 Richard Biener <rguenther@suse.de>
19231 Alan Modra <amodra@gmail.com>
19233 PR tree-optimization/70130
19234 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Detect
19235 when alignment stays not the same and no not use the realign
19238 2016-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
19241 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
19242 direct move handlers for KFmode. Change TFmode handlers test from
19243 FLOAT128_IEEE_P to FLOAT128_VECTOR_P.
19245 2016-04-14 Jakub Jelinek <jakub@redhat.com>
19248 * ipa-utils.h (polymorphic_ctor_dtor_p): New prototype.
19249 * ipa-polymorphic-call.c (polymorphic_ctor_dtor_p): New function.
19250 (inlined_polymorphic_ctor_dtor_block_p): Use it.
19251 * tree-ssa-live.c (remove_unused_scope_block_p): When
19252 in_ctor_dtor_block, avoid discarding not just BLOCKs with
19253 BLOCK_ABSTRACT_ORIGIN being FUNCTION_DECL, but even when
19254 block_ultimate_origin is FUNCTION_DECL.
19255 (remove_unused_locals): If current_function_decl is
19256 polymorphic_ctor_dtor_p, pass initial true to
19257 remove_unused_scope_block_p' is_ctor_dtor_block.
19259 2016-04-14 Martin Sebor <msebor@redhat.com>
19264 * doc/extend.texi (Variable Length): Revert.
19266 2016-04-14 Marek Polacek <polacek@redhat.com>
19267 Jan Hubicka <hubicka@ucw.cz>
19270 * tree.c (verify_type): Disable the canonical type of main variant
19273 2016-04-14 Jason Merrill <jason@redhat.com>
19275 * cfgexpand.c, expr.c: Revert previous change.
19277 2016-04-14 Cesar Philippidis <cesar@codesourcery.com>
19279 PR middle-end/70643
19280 * omp-low.c (lower_oacc_reductions): Check for TREE_CONSTANT
19281 when building a mem ref for the incoming reduction variable.
19283 2016-04-14 Richard Biener <rguenther@suse.de>
19285 PR tree-optimization/70614
19286 * tree-scalar-evolution.c (analyze_evolution_in_loop): Terminate
19287 loop if the evolution dropped to chrec_dont_know.
19288 (interpret_condition_phi): Likewise.
19290 2016-04-14 Richard Biener <rguenther@suse.de>
19292 PR tree-optimization/70623
19293 * tree-ssa-pre.c (changed_blocks): Make global ...
19294 (compute_antic): ... local here. Move and fix worklist
19295 handling here. Do not clear EDGE_DFS_BACK or call mark_dfs_back_edges.
19296 (compute_antic_aux): Add dumping for MAX assumed succs. Remove
19297 worklist handling, dump when ANTIC_IN changed.
19298 (compute_partial_antic_aux): Remove worklist handling.
19299 (init_pre): Do not compute post dominators. Add a comment about
19300 the CFG order chosen.
19301 (fini_pre): Do not free post dominators.
19303 2016-04-13 Martin Sebor <msebor@redhat.com>
19308 * doc/extend.texi (Variable Length): Document C++ specifics.
19310 2016-04-13 Jakub Jelinek <jakub@redhat.com>
19313 * ipa-pure-const.c (pass_nothrow::execute): Call maybe_clean_eh_stmt
19314 on all recursive call stmts. Return TODO_cleanup_cfg if any dead
19315 eh edges have been purged.
19318 * tree-sra.c (create_access_replacement,
19319 get_replaced_param_substitute): Set DECL_NAMELESS on repl if it
19321 * tree-pretty-print.c (dump_fancy_name): New function.
19322 (dump_decl_name, dump_generic_node): Use it.
19324 2016-04-13 Jason Merrill <jason@redhat.com>
19326 * cfgexpand.c (pass_expand::execute): Handle attribute "abi warning".
19327 * expr.c (expand_expr_real_1): Likewise.
19329 2016-04-13 Ilya Enkovich <ilya.enkovich@intel.com>
19331 * config/i386/i386.md (kunpckhi): Swap operands.
19332 (kunpcksi): Likewise.
19333 (kunpckdi): Likewise.
19334 * config/i386/sse.md (vec_pack_trunc_qi): Likewise.
19335 (vec_pack_trunc_<mode>): Likewise.
19337 2016-04-13 Jakub Jelinek <jakub@redhat.com>
19340 * explow.c (convert_memory_address_addr_space_1): Formatting fix.
19342 PR middle-end/70633
19343 * gimplify.c (gimplify_init_constructor): Clear TREE_STATIC if
19344 gimplification turns some element into non-constant.
19347 * rtl.h (convert_memory_address_addr_space_1): New prototype.
19348 * explow.c (convert_memory_address_addr_space_1): No longer static,
19349 add NO_EMIT argument and don't call convert_modes if true, pass
19350 it down recursively, remove break after return.
19351 (convert_memory_address_addr_space): Adjust caller.
19352 * simplify-rtx.c (simplify_unary_operation_1): Call
19353 convert_memory_address_addr_space_1 instead of convert_memory_address,
19354 if it returns NULL, don't simplify.
19356 2016-04-12 Eric Botcazou <ebotcazou@adacore.com>
19359 * config/sparc/sparc.c (sparc_compute_frame_size): Add parentheses.
19361 2016-04-12 Jakub Jelinek <jakub@redhat.com>
19363 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
19364 Bump the upper SIMDLEN limits, so that if the return type or
19365 characteristic type if the return type is void can be passed in
19366 all available SSE2/AVX/AVX2/AVX512-F registers, the SIMDLEN is
19369 2016-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
19372 * config/rs6000/rs6000.md (ieee_128bit_vsx_neg<mode>2_internal):
19373 Do not use "=" constraint on an input constraint.
19374 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
19375 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
19376 (ieee_128bit_vsx_nabs<mode>2): Correct splitter so that it
19377 generates (neg (abs ...)) instead of (abs ...).
19379 2016-04-12 Jakub Jelinek <jakub@redhat.com>
19381 PR rtl-optimization/70596
19382 * lra-spills.c (spill_pseudos): Don't delete debug insns, instead
19383 just invalidate LRA data and reset them. Adjust dump wording.
19385 2016-04-12 Martin Liska <mliska@suse.cz>
19388 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
19390 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
19392 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
19393 max_loop_iterations_int.
19394 (tree_unswitch_outer_loop): Likewise.
19395 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
19396 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
19398 2016-04-12 Tom de Vries <tom@codesourcery.com>
19400 PR tree-optimization/68756
19401 * graphite-isl-ast-to-gimple.c (copy_cond_phi_args): Use new_expr
19402 instead of new_name.
19404 2016-04-12 Jakub Jelinek <jakub@redhat.com>
19406 PR tree-optimization/70602
19407 * tree-sra.c (generate_subtree_copies): Don't write anything into
19408 constant pool decls.
19410 * omp-low.c (lower_omp_target): Use GOMP_MAP_FIRSTPRIVATE_INT
19411 regardless whether there are depend clauses or not.
19413 2016-04-11 Michael Meissner <meissner@linux.vnet.ibm.com>
19416 * config/rs6000/rs6000.c (rs6000_opt_masks): Disable using the
19417 target attribute and pragma from changing the -mfloat128
19418 and -mfloat128-hardware options.
19420 * doc/extend.texi (Additional Floating Types): Document PowerPC
19421 __float128 restrictions.
19423 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
19426 * config/aarch64/driver-aarch64.c
19427 (aarch64_get_extension_string_for_isa_flags): New.
19428 (arch_extension): Rename to...
19429 (aarch64_arch_extension): ...This.
19430 (ext_to_feat_string): Rename to...
19431 (aarch64_extensions): ...This.
19432 (aarch64_core_data): Keep track of architecture extension flags.
19433 (cpu_data): Rename to...
19434 (aarch64_cpu_data): ...This.
19435 (aarch64_arch_driver_info): Keep track of architecture extension
19437 (get_arch_name_from_id): Rename to...
19438 (get_arch_from_id): ...This, change return type.
19439 (host_detect_local_cpu): Update and reformat for renames, handle
19440 extensions through common infrastructure.
19442 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
19445 * config/aarch64/aarch64-common.c (aarch64_option_extension): Keep
19446 track of a canonical flag name.
19447 (all_extensions): Likewise.
19448 (arch_to_arch_name): Also track extension flags enabled by the arch.
19449 (all_architectures): Likewise.
19450 (aarch64_parse_extension): Move to here.
19451 (aarch64_get_extension_string_for_isa_flags): Take a new argument,
19453 (aarch64_rewrite_selected_cpu): Update for above change.
19454 * config/aarch64/aarch64-option-extensions.def: Rework the way flags
19455 are handled, such that the single explicit value enabled by an
19456 extension is kept seperate from the implicit values it also enables.
19457 * config/aarch64/aarch64-protos.h (aarch64_parse_opt_result): Move
19459 (aarch64_parse_extension): New.
19460 * config/aarch64/aarch64.c (aarch64_parse_opt_result): Move from
19461 here to config/aarch64/aarch64-protos.h.
19462 (aarch64_parse_extension): Move from here to
19463 common/config/aarch64/aarch64-common.c.
19464 (aarch64_option_print): Update.
19465 (aarch64_declare_function_name): Likewise.
19466 (aarch64_start_file): Likewise.
19467 * config/aarch64/driver-aarch64.c (arch_extension): Keep track of
19468 the canonical flag for extensions.
19469 * config.gcc (aarch64*-*-*): Extend regex for capturing extension
19472 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
19474 * config/aarch64/aarch64.h (AARCH64_FL_FOR_ARCH8_1): Also add
19477 2016-04-09 Tom de Vries <tom@codesourcery.com>
19479 PR tree-optimization/68953
19480 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Order accesses from
19481 first to last subscript.
19483 2016-04-09 Jakub Jelinek <jakub@redhat.com>
19485 PR tree-optimization/70586
19486 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Return false
19489 2016-04-08 Cesar Philippidis <cesar@codesourcery.com>
19493 PR tree-optimization/70373
19494 PR middle-end/70533
19495 PR middle-end/70534
19496 PR middle-end/70535
19497 * gimplify.c (gimplify_adjust_omp_clauses): Add or adjust data
19498 clauses for acc parallel reductions as necessary. Error on those
19500 * omp-low.c (scan_sharing_clauses): Don't install variables which
19501 are used in acc parallel reductions.
19502 (lower_rec_input_clauses): Remove dead code.
19503 (lower_oacc_reductions): Add support for reference reductions.
19504 (lower_reduction_clauses): Remove dead code.
19505 (lower_omp_target): Don't remap variables appearing in acc parallel
19507 * tree.h (OMP_CLAUSE_MAP_IN_REDUCTION): New macro.
19509 2016-04-08 Jakub Jelinek <jakub@redhat.com>
19511 PR middle-end/70593
19512 * tree-ssa-coalesce.c (build_ssa_conflict_graph): For stmt
19513 with multiple SSA_NAME defs, force the outputs other than first
19514 to be live before calling live_track_process_def on each output.
19516 PR rtl-optimization/70574
19517 * fwprop.c (forward_propagate_and_simplify): Don't add
19518 REG_EQUAL note if DF_REF_REG (use) is a paradoxical subreg.
19519 (try_fwprop_subst): Don't add REG_EQUAL note if there are any
19520 paradoxical subregs within *loc.
19522 2016-04-08 Thomas Schwinge <thomas@codesourcery.com>
19524 * config/arc/arc.h (LINK_COMMAND_SPEC): Use gt to ignore
19525 -ftree-parallelize-loops={0,1}.
19526 * config/darwin.h (LINK_COMMAND_SPEC_A): Likewise.
19527 * config/i386/mingw32.h (GOMP_SELF_SPECS): Likewise.
19528 * config/ia64/hpux.h (LIB_SPEC): Likewise.
19529 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
19530 * config/pa/pa64-hpux.h (LIB_SPEC): Likewise.
19532 2016-04-08 Maxim Ostapenko <m.ostapenko@samsung.com>
19535 * asan.c (instrument_derefs): If we get unknown location, extract it
19536 with EXPR_LOCATION.
19537 (maybe_instrument_call): Instrument gimple_call's arguments if needed.
19539 2016-04-08 Tom de Vries <tom@codesourcery.com>
19541 * omp-low.c (lower_omp_target): Set TREE_NO_WARNING for oacc
19542 implicit firstprivate clause.
19544 2016-04-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19547 * config/arm/thumb2.md (tst + branch-> lsls + branch
19548 peephole below *orsi_not_shiftsi_si): Require that condition
19549 register is dead after the peephole.
19550 (second peephole after the above): Likewise.
19552 2016-04-08 Alan Modra <amodra@gmail.com>
19555 * builtins.c (fold_builtin_classify): For IBM extended precision,
19556 look at just the high-order double to test for NaN.
19557 (fold_builtin_interclass_mathfn): Similarly for Inf. For isnormal
19558 test just the high double for Inf but both doubles for subnormal
19561 2016-04-07 Jakub Jelinek <jakub@redhat.com>
19563 * cgraph.h (struct cgraph_simd_clone): Add mask_mode field.
19564 * omp-low.c (simd_clone_init_simd_arrays, simd_clone_adjust): Handle
19565 node->simdclone->mask_mode != VOIDmode masks.
19566 (simd_clone_adjust_argument_types): Likewise. Move sc var definition
19567 earlier, use it instead of node->simdclone.
19568 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
19569 Set clonei->mask_mode.
19571 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
19574 * parser.c (cp_parser_iteration_statement): New parameter IF_P.
19575 Pass it through to cp_parser_already_scoped_statement.
19576 (cp_parser_already_scoped_statement): New parameter IF_P. Pass
19577 it through to cp_parser_statement.
19578 (cp_parser_statement): Pass IF_P through to
19579 cp_parser_iteration_statement.
19580 (cp_parser_pragma): Adjust call to
19581 cp_parser_iteration_statement.
19583 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
19586 * gimplify.c (gimplify_omp_ordered): Add explicit braces to
19587 resolve a future -Wparentheses warning.
19588 * omp-low.c (scan_sharing_clauses): Likewise.
19589 * tree-parloops.c (eliminate_local_variables): Likewise.
19591 2016-04-06 Vladimir Makarov <vmakarov@redhat.com>
19593 PR rtl-optimization/70398
19594 * lra-constraints.c (process_address_1): Check zero scale and code
19595 for reloading with zero scale.
19597 2016-04-06 Uros Bizjak <ubizjak@gmail.com>
19599 * config/i386/sse.md (shuffletype): Add V32HI and V4TI modes.
19600 (ssescalarsize): Add V8SF, V4SF, V4DF and V2DF modes.
19602 2016-04-06 Jakub Jelinek <jakub@redhat.com>
19604 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
19605 Add support for AVX512F clones, include them by default for
19606 exported OpenMP declare simd functions. For AVX2 allow simdlen 32
19607 and use it if charasteric type is 8-bit, for AVX512F allow simdlen
19610 PR middle-end/70550
19611 * tree.h (OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT): Define.
19612 * gimplify.c (gimplify_adjust_omp_clauses_1): Set it for implicit
19613 firstprivate clauses.
19614 * omp-low.c (lower_send_clauses): Set TREE_NO_WARNING for
19615 OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT !by_ref vars in task contexts.
19616 (lower_omp_target): Set TREE_NO_WARNING for
19617 non-addressable possibly uninitialized vars which are copied into
19618 addressable temporaries or copied for GOMP_MAP_FIRSTPRIVATE_INT.
19620 2016-04-05 John David Anglin <danglin@gcc.gnu.org>
19622 * config/pa/predicates.md (integer_store_memory_operand): Accept
19623 REG+D operands with a large offset when reload_in_progress is true.
19624 (floating_point_store_memory_operand): Likewise.
19626 2016-04-05 Jakub Jelinek <jakub@redhat.com>
19629 * match.pd (nested int casts): Limit to GIMPLE.
19631 2016-04-05 Jan Hubicka <hubicka@ucw.cz>
19634 * ipa-devirt.c (maybe_record_node): Fix comment; use
19635 SANITIZE_UNREACHABLE instead of SANITIZE_UNDEFINED.
19637 2016-04-05 Jakub Jelinek <jakub@redhat.com>
19639 PR rtl-optimization/70542
19640 * ree.c (add_removable_extension): For VECTOR_MODE_P punt
19641 if there are any uses other than insn or debug insns.
19643 2016-04-05 Marc Glisse <marc.glisse@inria.fr>
19644 Jakub Jelinek <jakub@redhat.com>
19646 PR tree-optimization/70509
19647 * simplify-rtx.c (simplify_binary_operation_1) <case VEC_SELECT>:
19648 Shift HOST_WIDE_INT_1U instead of 1.
19650 2016-04-05 Zdenek Sojka <zsojka@seznam.cz>
19652 PR tree-optimization/70509
19653 * tree-ssa-forwprop.c (simplify_bitfield_ref): Use bitsize_int instead
19654 of the vector base type for index.
19656 2016-04-05 Uros Bizjak <ubizjak@gmail.com>
19659 * config/i386/sse.md (iptr): Add V64QI, V32HI, V16SI and V8DI modes.
19661 2016-04-05 Richard Biener <rguenther@suse.de>
19663 PR tree-optimization/70526
19664 * tree-sra.c (build_ref_for_offset): Use prev_base to
19665 extract the alias pointer type.
19667 2016-04-05 Richard Biener <rguenther@suse.de>
19669 * dse.c (struct store_info): Remove alias_set member.
19670 (struct read_info_type): Likewise.
19671 (clear_alias_group, clear_alias_mode_table, clear_alias_mode_holder,
19672 spill_deleted, clear_alias_set_lookup): Remove.
19673 (get_group_info): Remove dead base == NULL_RTX case.
19674 (dse_step0): Remove initialization of removed variables.
19675 (delete_dead_store_insn): Reomve alias set dumping.
19676 (free_read_records): Remove alias_set handling.
19677 (canon_address): Remove alias_set_out parameter.
19678 (record_store): Remove spill_alias_set, it's always zero.
19679 (check_mem_read_rtx): Likewise.
19680 (dse_step2): Rename from ...
19681 (dse_step2_nospill): ... this. Adjust.
19682 (scan_stores): Rename from ...
19683 (scan_stores_nospill): ... this.
19684 (scan_reads): Rename from ...
19685 (scan_reads_nospill): ... this.
19686 (scan_stores_spill, scan_reads_spill): Remove.
19687 (dse_step3_scan): Remove for_spills argument which is always false.
19688 (dse_step3): Likewise.
19689 (dse_step5): Rename from ...
19690 (dse_step5_nospill): ... this. Remove alias_set handling.
19691 (rest_of_handle_dse): Adjust.
19693 2016-04-05 Jakub Jelinek <jakub@redhat.com>
19696 * config/i386/sse.md (*andnot<mode>3): Simplify assertions.
19697 Use vpandn<ssemodesuffix> for V16SI/V8DImode, vpandnq for
19698 V32HI/V64QImode, don't use <mask_operand3_1>, fix up formatting.
19699 (*andnot<mode>3_mask): Remove insn with VI12_AVX512VL iterator.
19701 2016-04-05 Richard Biener <rguenther@suse.de>
19703 PR middle-end/70499
19704 * gimplify-me.c (gimple_regimplify_operands): Do not rewrite
19705 non-register type temporaries into SSA.
19707 2016-04-04 Jan Hubicka <hubicka@ucw.cz>
19710 * ipa-devirt.c (maybe_record_node): Do not optimize cxa_pure_virtual
19711 calls when sanitizing.
19712 (possible_polymorphic_call_target_p): Fix formatting.
19714 2016-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
19715 Jakub Jelinek <jakub@redhat.com>
19717 PR middle-end/70457
19718 * tree-inline.c (estimate_num_insn): Use gimple_call_builtin_p
19719 to ensure a call statement is compatible with a built-in's
19721 * tree-ssa-math-opts.c (pass_optimize_windening_mul::execute):
19724 2016-04-04 Richard Biener <rguenther@suse.de>
19726 PR rtl-optimization/70484
19727 * rtl.h (canon_output_dependence): Declare.
19728 * alias.c (canon_output_dependence): New function.
19729 * dse.c (record_store): Use canon_output_dependence rather
19730 than canon_true_dependence.
19732 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
19735 * cgraph.h (symtab_node::copy_visibility_from): New function.
19736 * symtab.c (symtab_node::copy_visibility_from): New function.
19737 * ipa-visibility.c (optimize_weakref): New function.
19738 (function_and_variable_visibility): Use it.
19740 2016-04-04 Martin Liska <mliska@suse.cz>
19743 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Guard index
19744 value that is really in range handled by SBR instruction.
19745 * hsa-brig.c (emit_switch_insn): Do not emit unconditional jump.
19746 * hsa-dump.c (dump_hsa_insn_1): Do not dump default BB.
19747 * hsa.h (hsa_insn_sbr::m_default_bb): Remove field.
19749 2016-04-03 Oleg Endo <olegendo@gcc.gnu.org>
19753 * config/sh/sh.md (*addsi3): Allow pattern when reload_in_progress is
19754 set, but not for SP_REG operands.
19756 2016-04-02 Martin Sebor <msebor@redhat.com>
19759 * fold-const.c (maybe_nonzero_address): New function.
19760 (fold_comparison): Call it. Fold equality and relational
19761 expressions involving null pointers.
19762 (tree_single_nonzero_warnv_p): Call maybe_nonzero_address.
19764 2016-03-31 Evandro Menezes <e.menezes@samsung.com>
19766 Fix the predicate "aarch64_simd_reg_or_zero" to correctly validate
19767 the "Y" constraint (scalar FP 0.0 immediate).
19769 * config/aarch64/predicates.md (aarch64_simd_reg_or_zero):
19770 Add the "const_double" to the list of operand constraints.
19772 2016-04-01 Jakub Jelinek <jakub@redhat.com>
19774 PR rtl-optimization/70467
19775 * config/i386/i386.md (*add<dwi>3_doubleword, *sub<dwi>3_doubleword):
19776 If low word of the last operand is 0, just emit addition/subtraction
19779 2016-04-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
19782 * config/s390/s390.c (s390_expand_insv): Check for everything
19783 constant instead of just VOIDmode stuff.
19785 2016-04-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19788 * config/arm/arm.h (ASM_APP_OFF): Handle TARGET_ARM and TARGET_THUMB.
19790 2016-04-01 Nathan Sidwell <nathan@acm.org>
19792 * tree.def (TRY_CATCH_EXPR): Correct documentation.
19794 2016-03-31 Vladimir Makarov <vmakarov@redhat.com>
19796 PR rtl-optimization/70461
19797 * ira-color.c (allocno_copy_cost_saving): Use allocno class if it
19800 2016-03-31 Martin Liska <mliska@suse.cz>
19803 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Emit either
19804 a tree value or an immediate integer value to a buffer
19805 that is eventually copied to a BRIG section.
19806 (emit_immediate_operand): Call the function here.
19807 * hsa-dump.c (dump_hsa_immed): Remove checking assert.
19808 * hsa-gen.c (hsa_op_immed::hsa_op_immed): Remove initialization
19809 of class' fields that are removed.
19810 (hsa_op_immed::~hsa_op_immed): Remove deinitialization.
19811 * hsa.h (class hsa_op_immed): Remove m_brig_repr and
19812 m_brig_repr_size fields.
19814 2016-03-31 Martin Liska <mliska@suse.cz>
19817 * hsa-gen.c (hsa_function_representation::update_dominance): New
19819 (convert_addr_to_flat_segment): Likewise.
19820 (gen_hsa_memory_set): New alignment argument.
19821 (gen_hsa_ctor_assignment): Likewise.
19822 (gen_hsa_insns_for_single_assignment): Provide alignment
19823 to gen_hsa_ctor_assignment.
19824 (gen_hsa_insns_for_direct_call): Add new argument.
19825 (expand_lhs_of_string_op): New function.
19826 (expand_string_operation_builtin): Likewise.
19827 (expand_memory_copy): New function.
19828 (expand_memory_set): New function.
19829 (gen_hsa_insns_for_call): Use HOST_WIDE_INT.
19830 (convert_switch_statements): Change signature.
19831 (generate_hsa): Use a return value of the function.
19832 (pass_gen_hsail::execute): Do not call
19833 convert_switch_statements here.
19834 * hsa-regalloc.c (hsa_regalloc): Call update_dominance.
19835 * hsa.h (hsa_function_representation::m_modified_cfg): New flag.
19836 (hsa_function_representation::update_dominance): New function.
19838 2016-03-31 Martin Liska <mliska@suse.cz>
19841 * hsa-brig.c (emit_directive_variable): Emit alignment
19842 according to hsa_symbol::m_align.
19843 * hsa-dump.c (hsa_byte_alignment): Move the function to another file.
19844 (dump_hsa_symbol): Dump alignment of HSA symbols.
19845 * hsa-gen.c (get_symbol_for_decl): Set-up alignment of a symbol.
19846 (gen_hsa_addr_with_align): New function.
19847 (hsa_bitmemref_alignment): Use newly added function.
19848 (gen_hsa_insns_for_load): Likewise.
19849 (gen_hsa_insns_for_store): Likewise.
19850 (gen_hsa_memory_copy): New argument added.
19851 (gen_hsa_insns_for_single_assignment): Respect
19852 alignment for assignments processed via gen_hsa_memory_copy.
19853 (gen_hsa_insns_for_direct_call): Likewise.
19854 (gen_hsa_insns_for_return): Likewise.
19855 (gen_function_def_parameters): Set default alignment.
19856 * hsa.c (hsa_object_alignment): New function.
19857 (hsa_byte_alignment): Pasted function.
19858 * hsa.h (hsa_symbol::m_align): New field.
19860 2016-03-31 Bin Cheng <bin.cheng@arm.com>
19862 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Initialize
19863 scratch field for goto case.
19865 2016-03-31 James Greenhalgh <james.greenhalgh@arm.com>
19867 * config/arm/linux-elf.h (ASM_OUTPUT_DEF): Delete.
19869 2016-03-31 Ilya Enkovich <enkovich.gnu@gmail.com>
19872 * config/i386/i386.c (scalar_chain::convert_op): Fix description.
19873 (scalar_chain::convert_insn): Call convert_op for reg
19874 moves to handle undefined registers.
19876 2016-03-31 Nathan Sidwell <nathan@acm.org>
19879 * varasm.c (output_constructor_regular_field): Flush bitfield earlier.
19880 Assert we don't want to move backwards.
19882 2016-03-31 Kirill Yukhin <kirill.yukhin@intel.com>
19885 * config/i386/sse.md (define_mode_attr shuffletype): Fix typo.
19887 2016-03-31 Jakub Jelinek <jakub@redhat.com>
19889 PR rtl-optimization/70460
19890 * ira.c (indirect_jump_optimize): Don't substitute LABEL_REF
19891 with operand from REG_LABEL_OPERAND, instead substitute
19892 SET_SRC or REG_EQUAL note content if it is a LABEL_REF.
19893 Don't do anything for REG_NON_LOCAL_GOTO jumps.
19895 2016-03-31 Martin Liska <mliska@suse.cz>
19897 * passes.c (execute_one_pass): Do not call
19898 todo_after for a discarded function.
19900 2016-03-31 Bin Cheng <bin.cheng@arm.com>
19902 * tree-ssa-loop-ivopts.c (struct comp_cost): New scrach field.
19903 (no_cost, infinite_cost): Initialize the new field.
19904 (get_computation_cost_at): Record setup cost.
19905 (determine_use_iv_cost_address): Skip cost computation for sub
19906 uses if we can estimate it without losing accuracy.
19908 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
19910 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
19912 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
19913 max_loop_iterations_int.
19914 (tree_unswitch_outer_loop): Likewise.
19915 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
19916 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
19918 2016-03-30 Richard Biener <rguenther@suse.de>
19920 PR middle-end/70450
19921 * fold-const.c (extract_muldiv_1): Fix thinko in wide_int::from usage.
19923 2016-03-30 Jakub Jelinek <jakub@redhat.com>
19926 * config/i386/i386.c (ix86_expand_vector_set): Fix up argument order
19927 in gen_blendm expander.
19929 2016-03-30 Nick Clifton <nickc@redhat.com>
19932 * config/arm/arm.c (arm_reload_out_hi): Add code to handle the
19933 case where we are already provided with an SImode SUBREG.
19935 2016-03-30 H.J. Lu <hongjiu.lu@intel.com>
19938 * config/i386/i386.c (ix86_expand_epilogue): Properly check
19939 conflict between DRAP register and __builtin_eh_return.
19941 2016-03-30 Michael Matz <matz@suse.de>
19942 Richard Biener <rguenther@suse.de>
19945 * ipa-polymorphic-call.c (struct type_change_info): Change
19946 speculative to an unsigned allowing to limit the work we do.
19947 (csftc_abort_walking_p): New inline function..
19948 (check_stmt_for_type_change): Limit the number of may-defs
19949 skipped for speculative devirtualization to
19950 max-speculative-devirt-maydefs.
19951 * params.def (max-speculative-devirt-maydefs): New param.
19952 * doc/invoke.texi (--param max-speculative-devirt-maydefs): Document.
19954 2016-03-30 Mike Stump <mrs@gcc.gnu.org>
19957 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use when profiling
19960 2016-03-30 Patrick Palka <ppalka@gcc.gnu.org>
19962 PR tree-optimization/59124
19963 * tree-vrp.c (register_edge_assert_for_2): For NAME != CST1
19964 where NAME = A +- CST2 add the assertion A != (CST1 -+ CST2).
19966 2016-03-29 Jeff Law <law@redhat.com>
19968 * tree-ssa-coalesce.c (struct ssa_conflicts): Fix typo in comment.
19970 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
19972 * tree-ssa-loop-ivcanon.c (try_peel_loop): Change type of peel
19975 2016-03-29 Thomas Schwinge <thomas@codesourcery.com>
19977 * config/gnu.h (CPP_SPEC, LIB_SPEC): Don't override.
19978 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt1.o instead of
19979 gcrt0.o if linking dynamically.
19981 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
19984 * ipa-devirt.c (methods_equal_p): New function.
19985 (compare_virtual_tables): Use it.
19986 * cgraph.h (symbol_table::symbol_suffix_separator): Declare.
19987 * cgraphclones.c (clone_function_name_1): Use
19988 symbol_table::symbol_suffix_separator.
19989 * coverage.c (build_var): Likewise.
19990 * symtab.c (symbol_table::symbol_suffix_separator): New.
19992 2016-03-29 Jakub Jelinek <jakub@redhat.com>
19994 PR rtl-optimization/70429
19995 * combine.c (simplify_shift_const_1): For ASHIFTRT don't optimize
19996 (cst1 >> count) >> cst2 into (cst1 >> cst2) >> count if
19997 mode != result_mode.
20000 * tree-inline.c (remap_decls): Don't add_local_decl if cfun is null.
20002 PR tree-optimization/70405
20003 * ssa-iterators.h (num_imm_uses): Add missing braces.
20005 2016-03-29 Vladimir Makarov <vmakarov@redhat.com>
20007 PR rtl-optimization/68695
20008 * ira-color.c (allocno_copy_cost_saving): New.
20009 (improve_allocation): Use it.
20011 2016-03-29 Richard Henderson <rth@redhat.com>
20013 PR middle-end/70355
20014 * lower-subreg.c (simplify_subreg_concatn): Reject paradoxical subregs.
20016 2016-03-29 Richard Biener <rguenther@suse.de>
20018 PR middle-end/70424
20019 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Always
20020 use alignment returned by get_pointer_alignment_1 if it is
20021 bigger than BITS_PER_UNIT.
20022 * builtins.c (get_pointer_alignment_1): Do not return true
20023 for alignment extracted from SSA info.
20025 2016-03-28 James Bowman <james.bowman@ftdichip.com>
20027 * config/ft32/ft32.opt (mnodiv): New.
20028 * config/ft32/ft32.md (*divsi3, *modsi3): Qualify with TARGET_NODIV.
20029 * doc/invoke.texi (FT32 Options -mnodiv): New.
20031 2016-03-28 Kirill Yukhin <kirill.yukhin@intel.com>
20034 * config/i386/i386.md (define_split, andn): Fix modes.
20036 2016-03-26 Richard Biener <rguenther@suse.de>
20037 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
20040 * ipa-inline-transform.c (inline_call): Pass opts_for_fn (to->decl)
20042 TREE_OPTIMIZATION (DECL_FUNCTION_SPECIFIC_OPTIMIZATION (to->decl))
20043 as 2nd argument to cl_optimization_restore().
20045 2016-03-25 Richard Henderson <rth@redhat.com>
20048 * config/aarch64/aarch64.c (aarch64_asm_output_pool_epilogue): New.
20049 * config/aarch64/aarch64-protos.h: Declare it.
20050 * config/aarch64/aarch64.h (ASM_OUTPUT_POOL_EPILOGUE): New.
20052 2016-03-25 Alan Modra <amodra@gmail.com>
20055 * config/rs6000/constraints.md (j): Simplify.
20056 * config/rs6000/predicates.md (easy_fp_constant): Exclude
20058 * config/rs6000/rs6000.md (zero_fp): New mode_attr.
20059 (mov<mode>_hardfloat, mov<mode>_hardfloat32, mov<mode>_hardfloat64,
20060 mov<mode>_64bit_dm, mov<mode>_32bit): Use zero_fp in place of j
20061 in all constraint alternatives.
20062 (movtd_64bit_nodm): Delete "j" constraint alternative.
20064 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
20066 * tree-ssa-propagate.c: Enhance docs for
20067 SSA_PROP_NOT_INTERESTING.
20069 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
20071 * doc/extend.texi: Fix typo in documentation to pure attribute.
20073 2016-03-24 John David Anglin <danglin@gcc.gnu.org>
20076 * config/pa/pa.md (bswapdi2): Use a scratch register.
20078 2016-03-24 Richard Henderson <rth@redhat.com>
20080 PR middle-end/69845
20081 * fold-const.c (extract_muldiv_1): Correct test for multiplication
20084 2016-03-24 Uros Bizjak <ubizjak@gmail.com>
20086 * config/i386/i386.md (*anddi3_doubleword): Generate AND insn
20087 using ix86_expand_binary_operator instead of gen_andsi3.
20089 2016-03-24 Richard Biener <rguenther@suse.de>
20091 PR tree-optimization/70396
20092 * tree-vect-stmts.c (vectorizable_comparison): Use
20093 get_vectype_for_scalar_type.
20095 2016-03-24 Richard Biener <rguenther@suse.de>
20097 PR middle-end/70370
20098 * gimplify.c (gimplify_asm_expr): Handle !allows_mem outputs
20099 with register bases.
20101 2016-03-24 Richard Biener <rguenther@suse.de>
20103 PR tree-optimization/70372
20104 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Use
20105 build_all_ones_cst to also handle vector types correctly.
20107 2016-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
20110 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Do not set
20113 2016-03-23 Marek Polacek <polacek@redhat.com>
20116 * doc/invoke.texi: Document -Wignored-attributes.
20118 2016-03-23 Bin Cheng <bin.cheng@arm.com>
20120 PR tree-optimization/69042
20121 * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND): Increase the
20122 parameter from 30 to 40.
20124 2016-03-23 Bin Cheng <bin.cheng@arm.com>
20126 PR tree-optimization/69042
20127 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Add IV cand
20128 for use with constant offset stripped in base.
20130 2016-03-23 Richard Biener <rguenther@suse.de>
20132 PR middle-end/70251
20133 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Adjust
20134 mode compatibility check.
20135 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
20137 2016-03-23 Jeff Law <law@redhat.com>
20139 PR tree-optimization/64058
20140 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field
20142 (struct ssa_conflicts): Move up earlier in the file.
20143 (conflicts_, var_map_): New static variables.
20144 (initialize_conflict_count): New function to initialize the
20145 CONFLICT_COUNT field for each conflict pair.
20146 (compare_pairs): Lazily initialize the conflict count and use it
20147 as the first tie-breaker.
20148 (sort_coalesce_list): Add new arguments conflicts, map. Initialize
20149 and wipe conflicts_ and map_ around the call to qsort. Remove
20150 special case for 2 coalesce pairs.
20151 * bitmap.c (bitmap_count_unique_bits): New function.
20152 (bitmap_count_bits_in_word): New function, extracted from
20154 (bitmap_count_bits): Use bitmap_count_bits_in_word.
20155 * bitmap.h (bitmap_count_unique_bits): Declare it.
20157 2016-03-23 Ilya Enkovich <enkovich.gnu@gmail.com>
20160 * config/i386/sol2.h (ASM_OUTPUT_DEF_FROM_DECLS): Follow
20161 transparent alias chain for decl assembler name.
20162 * config/sol2.c (solaris_assemble_visibility): Likewise.
20164 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20166 * config/arm/arm1020e.md (1020call_op): Reduce reservation
20168 (v10_fdivs): Likewise.
20169 (v10_fdivd): Likewise.
20171 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20174 * config/arm/driver-arm.c (host_detect_local_cpu): Reorder exit logic
20175 to not call fclose twice on file.
20177 2016-03-23 Jakub Jelinek <jakub@redhat.com>
20179 PR tree-optimization/70354
20180 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
20181 oprnd0 is wider than oprnd1 and there is a cast from the wider
20182 type to oprnd1, mask it with the mask of the narrower type.
20185 * config/i386/i386.md (*anddi3_doubleword, *<code>di3_doubleword):
20186 Optimize TARGET_STV splitters, if high or low word of last argument
20189 2016-03-22 Jeff Law <law@redhat.com>
20192 tree-ssa-threadbackward.c
20193 (fsm_find_control_statement_thread_paths): Correctly distinguish
20194 between old style jump threads vs FSM jump threads.
20196 2016-03-22 Ilya Enkovich <enkovich.gnu@gmail.com>
20199 * config/i386/i386.c (scalar_chain::convert_op): Support
20200 uninitialized register usage case.
20202 2016-03-22 Richard Biener <rguenther@suse.de>
20204 PR middle-end/70251
20205 * genmatch.c (gen_transform): Adjust last parameter to a three-state
20207 (capture::gen_transform): ... to change behavior when substituting
20208 a condition into cond or not-cond expr context.
20209 (dt_simplify::gen_1): Adjust.
20210 * gimple-match-head.c: Include gimplify.h for unshare_expr.
20211 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Revert
20212 last change and instead change to
20213 A + (B vcmp C ? 1 : 0) -> A - (B vcmp C ? -1 : 0).
20214 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
20216 2016-03-22 Anthony Green <green@moxielogic.com>
20218 * config/moxie/moxiebox.h (CC1_SPEC): Define. Fix endianness
20219 issue for moxiebox targets.
20220 (CC1PLUS_SPEC): Ditto.
20222 2016-03-22 Richard Biener <rguenther@suse.de>
20224 PR middle-end/70333
20225 * fold-const.c (extract_muldiv_1): Properly perform multiplication
20228 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
20230 * config/i386/i386.c (def_builtin): Remove duplicated functionality.
20232 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
20235 * config/i386/i386.c (def_builtin): Handle
20236 OPTION_MASK_ISA_AVX512VL to be and-ed with other
20238 (const struct builtin_description bdesc_special_args[]):
20239 Remove duplicate ISA bits.
20241 2016-03-22 Jakub Jelinek <jakub@redhat.com>
20244 * config/i386/i386.c (ix86_expand_vecop_qihi): Don't bother computing
20245 d.perm[i] for i >= d.nelt. If not full_interleave, compute d.perm[i]
20246 in a way that works also for AVX512BW.
20249 * config/i386/i386.md (cvtsd2ss splitter): Unpack in destination
20250 instead of source if operands[1] is xmm16 and above and
20251 !TARGET_AVX512VL. Use avx512f_vec_dupv16sf_1 instead of
20252 vec_interleave_lowv4sf if we need to unpack xmm16 and above.
20255 * gimplify.c (gimplify_modify_expr): Call gimple_set_no_warning
20256 on assign if (*from_p) is a comparison, set it to
20257 TREE_NO_WARNING (*from_p).
20259 2016-03-21 Jakub Jelinek <jakub@redhat.com>
20261 PR middle-end/70326
20262 * lra.c (restore_scratches): Ignore deleted insns.
20264 2016-03-21 Marc Glisse <marc.glisse@inria.fr>
20265 Jakub Jelinek <jakub@redhat.com>
20267 PR tree-optimization/70317
20268 * match.pd (cmp @0 @0): Pass @0 instead of TYPE_MODE (TREE_TYPE (@0))
20271 2016-03-21 Uros Bizjak <ubizjak@gmail.com>
20274 * config/i386/i386.md (movxi): Use ix86_expand_vector_move instead
20275 of ix86_expand_move.
20277 (movti): Use general_operand for operand 1 predicate.
20279 2016-03-21 Martin Liska <mliska@suse.cz>
20281 * hsa-dump.c (dump_hsa_insn_1): dump default branch of SBR
20283 (dump_hsa_symbol): Dump BRIG offset of hsa_symbols.
20285 2016-03-21 Martin Liska <mliska@suse.cz>
20288 * ipa-icf.c (sem_function::parse): Skip static
20289 constructors and destructors.
20291 2016-03-21 Jakub Jelinek <jakub@redhat.com>
20294 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If IDENT is
20295 function-like macro, peek following token(s) if it is followed
20296 by CPP_OPEN_PAREN token with optional padding in between, and
20297 if not, don't treat it like a macro.
20299 2016-03-21 Thomas Schwinge <thomas@codesourcery.com>
20300 Alexander Monakov <amonakov@ispras.ru>
20302 * config/nvptx/nvptx.c (nvptx_option_override): Don't emit sorry
20303 for the stabs debug format.
20305 2016-03-21 Richard Biener <rguenther@suse.de>
20307 PR tree-optimization/70310
20308 * tree-vect-generic.c (expand_vector_condition): Fold the built
20311 2016-03-21 Kirill Yukhin <kirill.yukhin@intel.com>
20314 * config/i386/sse.md: (define_insn "*vec_dup<mode>"/AVX2):
20315 Block third alternative for AVX-512VL target,
20317 2016-03-21 Martin Liska <mliska@suse.cz>
20320 * hsa-brig.c (emit_function_directives): Mark unemitted
20321 global variables for emission.
20322 * hsa-gen.c (hsa_symbol::hsa_symbol): Initialize a new flag.
20323 (get_symbol_for_decl): Likewise.
20324 * hsa.h (struct hsa_symbol): New flag.
20326 2016-03-21 Richard Biener <rguenther@suse.de>
20328 PR tree-optimization/70288
20329 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Make sure
20330 we do not estimate unsimplified all-constant conditionals or
20331 switches as optimized away.
20333 2016-03-21 Andrey Belevantsev <abel@ispras.ru>
20335 PR rtl-optimization/69102
20336 * sched-deps.c (sched_analyze_insn): Do not set last_args_size field
20337 when we have a readonly dependency context.
20339 2016-03-18 Jeff Law <law@redhat.com>
20341 PR rtl-optimization/70263
20342 * ira.c (memref_used_between_p): Assert we found END in the insn chain.
20343 (update_equiv_regs): When trying to move a store to after the insn
20344 that sets the source of the store, make sure the store occurs after
20345 the insn that sets the source of the store. When successful note
20346 the REG_EQUIV note created in the dump file.
20348 2016-03-16 David Wohlferd <dw@LimeGreenSocks.com>
20349 Bernd Schmidt <bschmidt@redhat.com>
20351 * doc/extend.texi: Document more potential problems with basic asms.
20353 2016-03-18 Bernd Schmidt <bschmidt@redhat.com>
20355 PR rtl-optimization/70278
20356 * lra-constraints.c (split_reg): Handle the case where biggest_mode is
20359 2016-03-18 Jason Merrill <jason@redhat.com>
20361 * calls.c (load_register_parameters): Fix zero size sibcall logic.
20363 2016-03-18 Kirill Yukhin <kirill.yukhin@intel.com>
20365 * config/i386/sse.md: Use vpbroadcastq for broadcasting DF
20366 values to 128b regs.
20368 2016-03-18 Ilya Enkovich <enkovich.gnu@gmail.com>
20370 PR tree-optimization/70252
20371 * tree-vect-stmts.c (supportable_widening_operation): Check resulting
20372 boolean vector has a proper number of elements.
20373 (supportable_narrowing_operation): Likewise.
20375 2016-03-18 Tom de Vries <tom@codesourcery.com>
20378 * cgraph.c (cgraph_node::get_body): Set dump_file to NULL after save.
20380 2016-03-18 Jakub Jelinek <jakub@redhat.com>
20382 * reload1.c (emit_input_reload_insns): Use simplify_replace_rtx
20383 instead of replace_rtx for DEBUG_INSNs.
20385 2016-03-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
20387 * config/i386/znver1.md : Fix latencies of FP/SSE/AVX
20388 load type reservations.
20390 2016-03-17 John David Anglin <danglin@gcc.gnu.org>
20393 * config/pa/constraints.md: Revert 2015-02-13 change. Use
20394 define_constraint for "Q" and "T" constraints.
20396 2016-03-17 Evandro Menezes <e.menezes@samsung.com>
20398 Tweak the pipeline model for Exynos M1
20400 * config/aarch64/aarch64.c (exynosm1_tunings): Enable weak prefetching
20403 2016-03-17 David Malcolm <dmalcolm@redhat.com>
20406 * diagnostic-show-locus.c (compatible_locations_p): Handle the case
20407 where one or both locations aren't within a line_map.
20409 2016-03-17 H.J. Lu <hongjiu.lu@intel.com>
20412 * opts.c (finish_options): Don't set flag_pie to the default if
20413 -fpic, -fPIC, -fno-pic or -fno-PIC is used. Set flag_pic to 0
20416 2016-03-17 Joern Rennecke <joern.rennecke@embecosm.com>
20418 * config/i386/i386.md (*movv4qicc_insn+1..36): Pass
20419 true as ALL_REGS argument to replace_rtx.
20421 2016-03-17 Richard Biener <rguenther@suse.de>
20424 * dwarf2out.c (dwarf2out_early_finish): Process deferred_asm_name
20427 2016-03-17 Jakub Jelinek <jakub@redhat.com>
20430 * rtl.h (replace_rtx): Add ALL_REGS argument.
20431 * rtlanal.c (replace_rtx): Likewise. If true, use REGNO
20432 equality and assert mode is the same, instead of just rtx pointer
20434 * config/i386/i386.md (mov + arithmetics with load peephole): Pass
20435 true as ALL_REGS argument to replace_rtx.
20437 2016-03-17 Ilya Enkovich <enkovich.gnu@gmail.com>
20439 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Apply
20440 for boolean vector with vector mode only.
20441 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
20443 2016-03-17 Nick Clifton <nickc@redhat.com>
20446 * config/rx/rx.c (rx_print_integer): Print negative constants in
20449 2016-03-17 Jakub Jelinek <jakub@redhat.com>
20452 * rtlanal.c (replace_rtx): Revert 2016-03-16 change.
20454 2016-03-16 Richard Henderson <rth@redhat.com>
20455 Richard Biener <rguenth@suse.de>
20457 PR middle-end/70240
20458 PR middle-end/68215
20460 * gimplify.c (gimplify_expr) [VEC_COND_EXPR]: Gimplify the
20461 first operand as is_gimple_condexpr.
20463 PR middle-end/70240
20464 PR middle-end/68215
20466 2015-12-11 Eric Botcazou <ebotcazou@adacore.com>
20467 * tree-vect-generic.c (tree_vec_extract): Remove GSI parameter.
20468 Do not gimplify the result.
20469 (do_unop): Adjust call to tree_vec_extract.
20470 (do_binop): Likewise.
20471 (do_compare): Likewise.
20472 (do_plus_minus): Likewise.
20473 (do_negate): Likewise.
20474 (expand_vector_condition): Likewise.
20475 (do_cond): Likewise.
20477 2016-03-16 Richard Henderson <rth@redhat.com>
20480 * config/aarch64/aarch64.c (virt_or_elim_regno_p): New.
20481 (aarch64_classify_address): Use it.
20482 (aarch64_legitimize_address): Force all subexpressions of PLUS
20483 into registers. Simplify as (sfp+const)+reg or (reg+reg)+const.
20485 2016-03-16 Jakub Jelinek <jakub@redhat.com>
20486 Richard Biener <rguenth@suse.de>
20489 * rtlanal.c (replace_rtx): For REG, if from is a REG,
20490 return to even if only REGNO is equal, and assert
20493 2016-03-11 Jeff Law <law@redhat.com>
20495 PR rtl-optimization/70224
20496 * reorg.c (relax_delay_slots): Pass right argument to CROSSING_JUMP_P.
20498 2016-03-16 Richard Henderson <rth@redhat.com>
20500 PR middle-end/70199
20501 * function.h (struct function): Add has_forced_label_in_static.
20502 * gimplify.c (force_labels_r): Set it.
20503 * lto-streamer-in.c (input_struct_function_base): Read it.
20504 * lto-streamer-out.c (output_struct_function_base): Write it.
20505 * tree-inline.c (has_label_address_in_static_1): Remove.
20506 (copy_forbidden): Remove fndecl parameter; test
20507 has_forced_label_in_static.
20508 (inline_forbidden_p): Update call to copy_forbidden.
20509 (tree_versionable_function_p): Likewise.
20510 * ipa-chkp.c (chkp_instrumentable_p): Likewise.
20511 (chkp_versioning): Likewise.
20512 * tree-inline.h (copy_forbidden): Update decl.
20514 2016-03-16 Marek Polacek <polacek@redhat.com>
20517 * cgraphunit.c (cgraph_node::expand_thunk): Also build call to the
20518 function being thunked if the result type doesn't have fixed size.
20519 * gimplify.c (gimplify_modify_expr): Also set LHS if the result type
20520 doesn't have fixed size.
20522 2016-03-16 Bin Cheng <bin.cheng@arm.com>
20524 * tree-vect-loop.c (vect_analyze_loop_2): Fix wrong dump info by
20525 reporting malformed loop nest.
20527 2016-03-16 Tom de Vries <tom@codesourcery.com>
20530 * ipa-devirt.c (possible_polymorphic_call_targets): Move
20531 nodes.length () == 1 test to before first nodes[0] access.
20533 2016-03-16 Tom de Vries <tom@codesourcery.com>
20535 PR tree-optimization/68715
20536 * graphite-scop-detection.c (scop_detection::merge_sese): Add missing
20537 single_pred_p test.
20539 2016-03-16 Tom de Vries <tom@codesourcery.com>
20541 PR tree-optimization/68809
20542 * graphite-scop-detection.c (same_close_phi_node): Test if result types
20545 2016-03-16 Carlos O'Donell <carlos@redhat.com>
20546 Sandra Loosemore <sandra@codesourcery.com>
20548 * doc/extend.texi (Common Function Attributes): Describe ifunc impact
20549 on leaf attribute. Mention ELF interposition problems.
20551 2016-03-16 Alan Modra <amodra@gmail.com>
20553 PR rtl-optimization/69195
20554 PR rtl-optimization/47992
20555 * ira.c (indirect_jump_optimize): Ignore artificial defs.
20558 2016-03-15 Eric Botcazou <ebotcazou@adacore.com>
20561 * dwarf2out.c (flush_limbo_die_list): Really flush the limbo list.
20563 2016-03-15 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
20565 * config/avr/avr.md (rotl<mode>3): Set mode for operand 2.
20567 2016-03-15 Jakub Jelinek <jakub@redhat.com>
20569 PR rtl-optimization/70222
20570 * combine.c (simplify_shift_const_1): For A >> B >> C LSHIFTRT
20571 optimization if mode is different from result_mode, queue up masking
20572 of the result in outer_op. Formatting fix.
20574 PR middle-end/70239
20575 * tree-ssa-sccvn.c (VN_INFO_GET): Use safe_grow_cleared instead
20578 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
20580 PR rtl-optimization/69032
20581 * sel-sched-ir.c (get_seqno_by_preds): Include both insn and head when
20582 looping backwards over basic block insns.
20584 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
20587 * sel-sched-ir.c (merge_expr): Avoid changing the speculative pattern
20588 to non-speculative when propagating trap bits.
20590 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
20592 PR rtl-optimization/63384
20593 * sel-sched.c (invoke_aftermath_hooks): Do not decrease issue_more on
20594 DEBUG_INSN_P insns.
20596 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
20599 * sched-deps.c (get_implicit_reg_pending_clobbers): New function,
20600 factored out from ...
20601 (sched_analyze_insn): ... here.
20602 * sched-int.h (get_implicit_reg_pending_clobbers): Declare it.
20603 * sel-sched-ir.c (setup_id_implicit_regs): New function, use
20604 get_implicit_reg_pending_clobbers in it.
20605 (setup_id_reg_sets): Use setup_id_implicit_regs.
20606 (deps_init_id): Ditto.
20608 2016-03-15 Tom de Vries <tom@codesourcery.com>
20611 * cgraph.c (cgraph_node::get_body): Save, reset and restore
20613 * passes.c (execute_one_ipa_transform_pass): Add missing argument to
20614 execute_function_dump.
20615 (execute_one_pass): Don't dump function if it will be dumped after ipa
20618 2016-03-15 Segher Boessenkool <segher@kernel.crashing.org>
20620 * genrecog.c (match_pattern_2): If pred is NULL don't call
20621 safe_predicate_mode on it.
20623 2016-03-14 Jakub Jelinek <jakub@redhat.com>
20625 PR middle-end/70219
20626 * lra-constraints.c (delete_move_and_clobber): Change assertion
20627 to also allow dregno == 0.
20629 2016-03-14 Richard Henderson <rth@redhat.com>
20632 * tree-ssa-reassoc.c (ovce_extract_ops, optimize_vec_cond_expr): New.
20633 (can_reassociate_p): Allow ANY_INTEGRAL_TYPE_P.
20634 (reassociate_bb): Use optimize_vec_cond_expr; avoid
20635 optimize_range_tests, attempt_builtin_copysign and attempt_builtin_powi
20638 2016-03-14 Bernd Schmidt <bschmidt@redhat.com>
20641 * lra-lives.c (process_bb_lives): Also update biggest mode for hard
20643 (lra_create_live_ranges_1): initialize hard register biggest_mode to
20645 * lra-constraints.c (split_reg): For hard regs, try to find the
20646 biggest single-register mode used in the function.
20648 2016-03-14 Richard Biener <rguenther@suse.de>
20650 PR tree-optimization/56365
20651 * tree-ssa-phiopt.c (minmax_replacement): Handle alternate
20652 constants to compare against.
20654 2016-03-14 Segher Boessenkool <segher@kernel.crashing.org>
20657 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
20658 *ctr<mode>_internal5, *ctr<mode>_internal6): Also allow "d" as output.
20659 (define_split for the GPR case): Use int_reg_operand instead of
20660 gpc_reg_operand for the output.
20662 2016-03-14 Tom de Vries <tom@codesourcery.com>
20664 PR tree-optimization/70045
20665 * graphite-isl-ast-to-gimple.c (graphite_create_new_loop_guard): Unshare
20666 create_empty_if_region_on_edge argument.
20668 2016-03-13 Eric Botcazou <ebotcazou@adacore.com>
20670 * config/arm/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Define.
20671 (STACK_CHECK_PROTECT): Likewise.
20672 * config/i386/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
20673 (STACK_CHECK_PROTECT): Likewise.
20674 * config/rs6000/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
20675 (STACK_CHECK_PROTECT): Likewise.
20676 * config/rs6000/vxworksae.h (STACK_CHECK_PROTECT): Likewise.
20677 * config/sparc/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
20678 (STACK_CHECK_PROTECT): Likewise.
20680 2016-03-12 Andrey Belevantsev <abel@ispras.ru>
20682 PR rtl-optimization/69307
20683 * sel-sched.c (choose_best_pseudo_reg): Properly check for hard
20684 registers in modes that span more than one register.
20686 2016-03-12 Vladimir Makarov <vmakarov@redhat.com>
20689 * lra-constraints.c (delete_move_and_clobber): New.
20690 (remove_inheritance_pseudos): Use it.
20692 2016-03-12 Eric Botcazou <ebotcazou@adacore.com>
20695 * calls.c (emit_library_call_value_1): Clear the ECF_NOTHROW flag if
20696 the libcall is LCT_THROW.
20697 * explow.c (probe_stack_range): Pass LCT_THROW to emit_library_call
20698 for the checking routine.
20700 2016-03-11 Michael Meissner <meissner@linux.vnet.ibm.com>
20703 * config/rs6000/rs6000.md (round32<mode>2_fprs): Do not do the
20704 optimization if we have direct move.
20705 (roundu32<mode>2_fprs): Likewise.
20707 2016-03-11 Bernd Schmidt <bschmidt@redhat.com>
20710 * lra-remat.c (operand_to_remat): Disallow hard regs in the value t
20712 (reg_overlap_for_remat_p): Renamed from input_regno_present_p.
20713 Arguments swapped. All callers changed. Take reg_renumber into
20714 account, and Calculate and compare register ranges for hard regs.
20716 2016-03-11 Jeff Law <law@redhat.com>
20718 PR tree-optimization/70190
20719 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
20720 Handle cases where we can not extract the taken edge, even though we
20721 found a constant value.
20723 PR tree-optimization/64058
20724 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field INDEX.
20725 (num_coalesce_pairs): Move up earlier in file.
20726 (find_coalesce_pair): Initialize the INDEX field for each pair
20728 (compare_pairs): No longer sort on the elements in each pair.
20729 Instead break ties with the index of the coalesce pair.
20731 2016-03-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20734 * config/aarch64/aarch64-protos.h
20735 (aarch64_save_restore_target_globals): New prototype.
20736 * config/aarch64/aarch64-c.c (aarch64_pragma_target_parse):
20737 Call the above when popping pragma.
20738 * config/aarch64/aarch64.c (aarch64_save_restore_target_globals):
20740 (aarch64_set_current_function): Rewrite using the above.
20742 2016-03-11 Jakub Jelinek <jakub@redhat.com>
20744 PR tree-optimization/70177
20745 * gimple-expr.h (extract_ops_from_tree_1): Renamed to ...
20746 (extract_ops_from_tree): ... this. In the 2 argument
20747 overload remove _1 suffix.
20748 * gimple-expr.c (extract_ops_from_tree_1): Renamed to ...
20749 (extract_ops_from_tree): ... this.
20750 * gimple.c (gimple_build_assign, gimple_assign_set_rhs_from_tree):
20752 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
20753 * tree-ssa-forwprop.c (defcodefor_name): Call 3 operand
20754 extract_ops_from_tree instead of 2 operand one.
20756 2016-03-11 Alan Lawrence <alan.lawrence@arm.com>
20758 PR tree-optimization/70013
20759 * tree-sra.c (analyze_access_subtree): Also set grp_unscalarized_data
20760 for constant-pool entries.
20762 2016-03-11 Jakub Jelinek <jakub@redhat.com>
20764 PR rtl-optimization/70174
20765 * expmed.c (store_bit_field_using_insv): Use gen_lowpart_if_possible
20766 followed by gen_lowpart on force_reg instead of just gen_lowpart.
20768 PR tree-optimization/70169
20769 * tree-ssa-loop.c (gen_lsm_tmp_name): Handle FUNCTION_DECL and
20770 LABEL_DECL like VAR_DECL. Emit nothing instead of gcc_unreachable
20773 2016-03-11 Ilya Enkovich <enkovich.gnu@gmail.com>
20774 Jakub Jelinek <jakub@redhat.com>
20777 * config/i386/i386.c (scalar_chain::convert_reg): Skip uses
20778 of uninitialized values.
20780 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
20782 * config/s390/s390.md ("trunctddd2"): Turn former define_insn into
20784 ("*trunctddd2"): New pattern definition.
20785 ("trunctdsd2"): Set prep_for_short_prec rounding mode for the
20788 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
20790 * config/s390/s390.md (BFP_RND_*, DFP_RND_*): Add new constant
20791 definitions for BFP and DFP rounding modes.
20792 ("fixuns_truncdddi2", "fixuns_trunctddi2")
20793 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2")
20794 ("fix_trunc<DSF:mode><GPR:mode>2", "fix_trunc<mode>di2")
20795 ("fix_trunctf<mode>2"): Use the new constants instead of magic
20798 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
20800 * config/s390/constraints.md: Adjust comment.
20801 ("Y"): Adjust comment. Rename s390_decompose_shift_count to
20802 s390_decompose_addrstyle_without_index.
20803 * config/s390/predicates.md (shift_count_or_setmem_operand):
20804 Rename to setmem_operand.
20805 * config/s390/s390-protos.h
20806 (s390_decompose_shift_count): Rename to
20807 s390_decompose_addrstyle_without_index.
20808 * config/s390/s390.c (s390_decompose_shift_count)
20809 (s390_mem_constraint, print_shift_count_operand)
20810 (print_operand_address, print_operand): Rename
20811 s390_decompose_shift_count to
20812 s390_decompose_addrstyle_without_index and rename
20813 print_shift_count_operand to print_addrstyle_operand troughout the
20815 * config/s390/s390.md ("setmem_long_<P:mode>", "*setmem_long")
20816 ("*setmem_long_and", "*setmem_long_31z", "*setmem_long_and_31z"):
20817 Rename shift_count_or_setmem_operand to setmem_operand.
20818 * config/s390/vx-builtins.md ("vec_insert<mode>")
20819 ("vec_promote<mode>"): Replace shift_count_or_setmem_operand with
20822 2016-03-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
20825 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
20826 Handle overlapping retval and newval.
20828 2016-03-10 Nick Clifton <nickc@redhat.com>
20831 * config/aarch64/aarch64.c
20832 (aarch64_override_options_after_change_1): When forcing
20833 flag_omit_frame_pointer to be true, use a special value that can
20834 be detected if this function is called again, thus preventing
20835 flag_omit_leaf_frame_pointer from being forced to be false.
20837 2016-03-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20839 * common/config/aarch64/aarch64-common.c (aarch64_handle_option):
20840 Set x_flag_omit_leaf_frame_pointer when handling
20841 -momit-leaf-frame-pointer.
20843 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
20846 * cgraph.c (cgraph_node::dump): Dump split_part and
20847 indirect_call_target.
20848 * cgraph.h (cgraph_node): Add indirect_call_target flag.
20849 * ipa.c (has_addr_references_p): Cleanup.
20850 (is_indirect_call_target_p): New.
20851 (walk_polymorphic_call_targets): Do not mark virtuals that may be
20852 called indirectly as local.
20853 (symbol_table::remove_unreachable_nodes): Compute indirect_call_target.
20855 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
20858 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
20859 on cxa_pure_virtual.
20861 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
20864 * tree.c (free_lang_data_in_decl): Clear visibility of TYPE_DECL.
20866 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
20869 * tree.c (need_assembler_name_p): Only record main variant type names.
20871 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
20874 * config/aarch64/aarch64.h (TARGET_FIX_ERR_A53_843419_DEFAULT):
20875 Always define to 0 or 1.
20876 (TARGET_FIX_ERR_A53_843419): New macro.
20877 * config/aarch64/aarch64-elf-raw.h
20878 (TARGET_FIX_ERR_A53_843419_DEFAULT): Update for above changes.
20879 * config/aarch64/aarch64-linux.h: Likewise.
20880 * config/aarch64/aarch64.c
20881 (aarch64_override_options_after_change_1): Do not default
20882 aarch64_nopcrelative_literal_loads to true if Cortex-A53 erratum
20884 (aarch64_attributes): Handle fix-cortex-a53-843419.
20885 (aarch64_can_inline_p): Likewise.
20886 * config/aarch64/aarch64.opt (aarch64_fix_a53_err843419): Save.
20888 2016-03-10 Alan Lawrence <alan.lawrence@arm.com>
20889 Jakub Jelinek <jakub@redhat.com>
20891 * common.opt (funconstrained-commons, flag_unconstrained_commons): New.
20892 * tree.c (array_at_struct_end_p): Do not limit to size of decl for
20893 DECL_COMMONS if flag_unconstrained_commons is set.
20894 * tree-dfa.c (get_ref_base_and_extent): Likewise.
20895 * doc/invoke.texi (Optimize Options): Add -funconstrained-commons.
20896 (funconstrained-commons): Document.
20898 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
20900 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add
20901 aarch64-fusion-pairs.def and aarch64-tuning-flags.def
20903 2016-03-10 Ilya Enkovich <enkovich.gnu@gmail.com>
20905 * tree-vect-stmts.c (vectorizable_mask_load_store): Check mask
20906 has a proper number of elements.
20908 2016-03-10 Alan Modra <amodra@gmail.com>
20910 PR rtl-optimization/69195
20911 PR rtl-optimization/47992
20912 * ira.c (recorded_label_ref): Delete.
20913 (update_equiv_regs): Return void.
20914 (indirect_jump_optimize): New function.
20915 (ira): Call indirect_jump_optimize and delete_trivially_dead_insns
20916 before regstat_compute_ri. Don't rebuild_jump_labels here.
20917 Delete update_regstat.
20919 2016-03-10 Richard Biener <rguenther@suse.de>
20921 PR tree-optimization/70128
20922 * tree-ssa-structalias.c (set_uids_in_ptset): Set
20923 vars_contains_nonlocal for any FUNCTION_DECL or LABEL_DECL.
20925 2016-03-09 Jakub Jelinek <jakub@redhat.com>
20927 PR tree-optimization/70152
20928 * tree-sra.c (replace_removed_params_ssa_names): Copy over
20929 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from old_name to new_name.
20932 * config/i386/i386.md (truncdfsf2 splitter): Use gen_vec_concatv2df
20933 instead of gen_sse2_loadlpd.
20934 * config/i386/sse.md (*vec_concatv2df): Rename to...
20935 (vec_concatv2df): ... this.
20937 PR tree-optimization/70127
20938 * fold-const.c (operand_equal_p): Revert the 2015-10-28 change.
20940 2016-03-09 David Malcolm <dmalcolm@redhat.com>
20944 * diagnostic-show-locus.c (compatible_locations_p): New function.
20945 (layout::layout): Sanitize ranges using compatible_locations_p.
20947 2016-03-09 David Malcolm <dmalcolm@redhat.com>
20951 * diagnostic-show-locus.c (layout_range::layout_range): Replace
20952 location_range param with three const expanded_locations * and a
20954 (layout::layout): Replace call to
20955 rich_location::lazily_expand_location with get_expanded_location.
20956 Extract the range and perform location expansion here, passing
20957 the results to the layout_range ctor.
20958 * diagnostic.c (source_range::debug): Delete.
20959 * diagnostic.h (diagnostic_expand_location): Reimplement in terms
20960 of rich_location::get_expanded_location.
20961 * gcc-rich-location.c (get_range_for_expr): Delete.
20962 (gcc_rich_location::add_expr): Reimplement to avoid the
20963 rich_location::add_range overload that took a location_range,
20964 passing a location_t instead.
20966 2016-03-09 Richard Biener <rguenther@suse.de>
20967 Jakub Jelinek <jakub@redhat.com>
20969 PR tree-optimization/70138
20970 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
20971 Also skip vect_double_reduction_def.
20973 2016-03-09 Jakub Jelinek <jakub@redhat.com>
20976 * config/i386/sse.md (*vec_extract<mode>): Use %0 instead of %k0
20977 if the operand is "m".
20979 2016-03-09 Nathan Sidwell <nathan@acm.org>
20981 * config/nvptx/nvptx.c (nvptx_option_override): Don't kill debug level.
20983 2016-03-09 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
20985 * config/i386/i386.c (processor_target_table): Fix cost table
20986 intialization order for znver1.
20988 2016-03-08 Jakub Jelinek <jakub@redhat.com>
20990 * ipa-polymorphic-call.c (walk_ssa_copies): Fix spelling
20991 - becuase -> because.
20992 * ipa-reference.c (ignore_module_statics): Likewise.
20993 * cgraph.c (cgraph_node::get_body): Likewise.
20994 * ipa-inline.c (early_inliner): Likewise.
20995 * ipa-devirt.c (types_same_for_odr): Likewise.
20996 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
20997 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Likewise.
20999 2016-03-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21001 * tree-ssa-math-opts.c: Fix typo in comment.
21003 2016-03-08 Jakub Jelinek <jakub@redhat.com>
21006 * config/i386/i386.c (scalar_chain::make_vector_copies,
21007 scalar_chain::convert_reg): Call end_sequence in between
21008 get_insns and emit_conversion_insns rather than after both
21011 2016-03-07 Uros Bizjak <ubizjak@gmail.com>
21014 * config/i386/i386.h (machine_function): Add
21015 pc_thunk_call_expanded flag.
21016 (ix86_pc_thunk_call_expanded): New define.
21017 * config/i386/i386.md (set_got, set_got_labelled): New expanders.
21018 (*set_got): Rename insn pattern from set_got.
21019 (*set_got_labelled): Rename inst pattern from set_got_labelled.
21020 * config/i386/i386.c (ix86_compute_frame_layout): Use
21021 ix86_pc_thunk_call_expanded to prevent red-zone.
21023 2016-03-07 Martin Jambor <mjambor@suse.cz>
21025 * hsa.h (hsa_get_ctor_statements): Declare.
21026 (hsa_get_dtor_statements): Likewise.
21027 (hsa_get_kernel_dispatch_type): Likewise.
21028 * hsa.c (hsa_get_ctor_statements): New function.
21029 (hsa_get_dtor_statements): Likewise.
21030 (hsa_get_kernel_dispatch_type): Likewise.
21031 * hsa-brig.c (hsa_cdtor_statements): Removed.
21032 (hsa_output_libgomp_mapping): Use hsa_get_ctor_statements and
21033 hsa_get_dtor_statements.
21034 * hsa-gen.c (hsa_kernel_dispatch_type): Removed.
21035 (get_hsa_kernel_dispatch_offset): Use hsa_get_kernel_dispatch_type.
21037 2016-03-07 Andre Vieira <andre.simoesdiasvieira@arm.com>
21039 * config/arm/arm-cores.def (cortex-r8): New.
21040 * config/arm/arm-tables.opt (cortex-r8): Regenerate.
21041 * config/arm/arm-tune.md: Likewise.
21042 * doc/invoke.texi: Add cortex-r8 to list of cpu values.
21044 2016-03-07 Martin Sebor <msebor@redhat.com>
21046 PR rtl-optimization/19705
21047 * doc/invoke.texi (Options That Control Optimization): Clarify
21048 -fno-branch-count-reg.
21050 2016-02-26 Richard Biener <rguenther@suse.de>
21051 Jeff Law <law@redhat.com>
21053 PR tree-optimization/69740
21054 * cfghooks.c (remove_edge): Request loop fixups if we delete
21055 an edge that might turn an irreducible loop into a natural
21057 * cfgloop.h (check_verify_loop_structure): Clear LOOPS_NEED_FIXUP.
21058 Move after definition of loops_state_clear.
21060 2016-03-07 Bin Cheng <bin.cheng@arm.com>
21062 PR rtl-optimization/69052
21063 * rtlanal.c (commutative_operand_precedence): Set higher precedence
21066 2016-03-07 Tom de Vries <tom@codesourcery.com>
21068 PR tree-optimization/70116
21069 * tree-ssa-tail-merge.c (merge_stmts_p): New function, handling
21070 is_tm_ending stmts and ubsan/asan internal functions.
21071 (find_duplicate): Use it. Don't test is_tm_ending here.
21073 2016-03-07 Richard Biener <rguenther@suse.de>
21075 PR tree-optimization/70115
21076 * tree-ssa-loop-ivcanon.c (propagate_into_all_uses): Remove.
21077 (propagate_constants_for_unrolling): Use replace_uses_by.
21079 2016-03-07 Nathan Sidwell <nathan@codesourcery.com>
21081 PR middle-end/69916
21082 * omp-low.c (struct oacc_loop): Add ifns.
21083 (new_oacc_loop_raw): Initialize it.
21084 (finish_oacc_loop): Clear mask & flags if no ifns.
21085 (oacc_loop_discover_walk): Count IFN_GOACC_LOOP calls.
21086 (oacc_loop_xform_loop): Add ifns arg & adjust.
21087 (oacc_loop_process): Adjust oacc_loop_xform_loop call.
21089 2016-03-07 Richard Henderson <rth@redhat.com>
21092 * tree-outofssa.c (emit_partition_copy): Flush pending stack adjust.
21093 (insert_value_copy_on_edge): Likewise.
21095 2016-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21097 * config/arm/arm_neon.h: Show error if using with soft-float ABI.
21099 2016-03-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
21102 * config/i386/sol2.h (STACK_REALIGN_DEFAULT): Define.
21104 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
21106 * config/i386/i386.c (znver1_cost): Fix Multiply cost.
21108 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
21110 Fix sseimul type attribute.
21111 * config/i386/znver1.md
21112 (znver1_sseimul, znver1_sseimul_avx256, znver1_sseimul_load,
21113 znver1_sseimul_avx256_load) : Fix the type attribute.
21114 (znver1_sseimul_di, znver1_sseimul_load_di): Fix type attribute,
21115 pipe usage and latency.
21117 2016-03-05 Jakub Jelinek <jakub@redhat.com>
21120 * tree-inline.c (copy_tree_body_r): When cancelling ADDR_EXPR
21121 of INDIRECT_REF and ADDR_EXPR changed type, fold_convert it
21124 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
21127 * targhooks.c (default_vector_alignment): Limit to MAX_OFILE_ALIGNMENT.
21129 PR rtl-optimization/69941
21130 * postreload.c (reload_combine_recognize_pattern): Ensure all uses of
21131 the reg share its mode.
21133 2016-03-04 Jeff Law <law@redhat.com>
21135 PR tree-optimization/69196
21136 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
21137 If the both SSA_NAMEs are anonymous, then consider them unassociated
21138 and include the PHI in the statement count.
21140 2016-03-05 Tom de Vries <tom@codesourcery.com>
21142 * omp-low.c (check_omp_nesting_restrictions): Check for non-oacc
21143 construct in oacc routine. Check for oacc region in oacc routine.
21145 2016-03-04 Jakub Jelinek <jakub@redhat.com>
21148 * config/i386/i386.c (decide_alg): Add RECUR argument. Revert
21149 2016-02-22 changes, instead don't recurse if RECUR is already true.
21150 Don't change *dynamic_check if RECUR. Adjust recursive caller
21151 to pass true to the new argument.
21152 (ix86_expand_set_or_movmem): Adjust decide_alg caller.
21155 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
21156 <extract_type_2>_vinsert<shuffletype><extract_suf_2>_mask): Formatting
21158 (vec_set_hi_<mode><mask_name>): Likewise. Swap VEC_CONCAT operands.
21160 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
21162 PR rtl-optimization/57676
21163 * lra-assigns.c (lra_assign): Guard test for maximum iterations
21164 with flag_checking.
21166 2016-03-04 Ilya Enkovich <enkovich.gnu@gmail.com>
21168 * tree-vect-patterns.c (search_type_for_mask): Handle
21169 comparison of booleans.
21171 2016-03-04 Jakub Jelinek <jakub@redhat.com>
21173 * doc/extend.texi (__builtin_alloca, __builtin_alloca_with_align):
21177 * dwarf2out.c (prune_unused_types_walk_loc_descr): Handle
21178 all other ops that have dw_val_class_die_ref operands,
21179 and DW_OP_GNU_entry_value.
21181 2016-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21183 PR rtl-optimization/69904
21184 * config/arm/arm.c (arm_cannot_copy_insn_p):
21185 Return true for load-exclusive instructions.
21187 2016-03-03 Jakub Jelinek <jakub@redhat.com>
21190 * tree-vect-stmts.c (vect_mark_relevant): Remove USED_IN_PATTERN
21191 argument, if STMT_VINFO_IN_PATTERN_P (stmt_info), always mark
21192 the pattern no matter if it is used just by non-pattern, pattern
21194 (process_use, vect_mark_stmts_to_be_vectorized): Adjust callers.
21195 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
21196 oprnd1 def_stmt is in pattern, don't look through it.
21198 2016-03-03 Marek Polacek <polacek@redhat.com>
21200 PR middle-end/70050
21201 * match.pd (X % -Y): Add INTEGRAL_TYPE_P check.
21203 2016-03-03 Martin Liska <mliska@suse.cz>
21205 PR tree-optimization/70043
21206 * tree-vect-loop.c (optimize_mask_stores): Move iterator to
21207 previous statement if we see a debug statement.
21209 2016-03-03 Richard Biener <rguenther@suse.de>
21211 PR tree-optimization/55936
21212 * tree-vrp.c (compare_name_with_value): Add use_equiv_p
21213 parameter and guard unsafe equivalence use.
21214 (vrp_evaluate_conditional_warnv_with_ops): Always use
21215 safe equivalences but not via the quadratic compare_names
21218 2016-03-03 Michael Collison <michael.collison@linaro.org>
21221 * config/arm/arm.md (*subsi3_carryin_const): Change predicate
21222 for operand 1 to s_register_operand. Change predicate for operand
21223 2 to arm_not_immediate_operand.
21225 2016-03-02 H.J. Lu <hongjiu.lu@intel.com>
21227 * doc/tm.texi: Regenerated.
21229 2016-03-02 Richard Henderson <rth@redhat.com>
21232 * simplify-rtx.c (simplify_plus_minus): Allow reassoc without
21233 simplification when all args are positive non-fixed registers.
21235 2016-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21237 * target.def (lra_p): Specify that new ports should use LRA.
21239 2016-03-02 Jakub Jelinek <jakub@redhat.com>
21242 * gimplify.c (gimplify_decl_expr): For decls with REFERENCE_TYPE, also
21243 gimplify_type_sizes the type they refer to.
21244 (omp_notice_variable): Handle reference vars to VLAs.
21245 * omp-low.c (lower_omp_target): Emit setup of OMP_CLAUSE_PRIVATE
21246 reference to VLA decls in the second pass instead of first pass.
21248 2016-03-02 Tom de Vries <tom@codesourcery.com>
21250 PR tree-optimization/68659
21251 * graphite-isl-ast-to-gimple.c (collect_all_ssa_names): Handle
21252 new_expr == NULL_TREE.
21253 (get_new_name): Handle ADDR_EXPR.
21255 2016-03-02 Bin Cheng <bin.cheng@arm.com>
21257 PR rtl-optimization/69052
21258 * loop-invariant.c (canonicalize_address): New function.
21259 (inv_can_prop_to_addr_use): Check validity of address expression
21260 which is canonicalized by above function.
21262 2016-03-02 Alan Modra <amodra@gmail.com>
21265 * ipa-icf.c (sem_variable::merge): Do not merge an alias with
21268 2016-03-02 Jakub Jelinek <jakub@redhat.com>
21271 * config/i386/i386.md (kmovw): Move m constraint to 2nd alternative.
21272 (*movhi_internal): Put mask moves from and to memory separately
21273 from moves from/to GPRs.
21275 2016-03-02 Richard Biener <rguenther@suse.de>
21277 * genmatch.c (dt_node::gen_kids): Fix match code-gen for embedded
21278 GENERIC expressions in GIMPLE.
21280 2016-03-02 Richard Biener <rguenther@suse.de>
21282 * config/i386/i386.c (type_natural_mode): Fix typo.
21284 2016-03-02 Nick Clifton <nickc@redhat.com>
21286 * config.gcc (mep-*-elf): Add newlib-stdint.h to tm_file.
21288 2016-03-02 Richard Biener <rguenther@suse.de>
21289 Uros Bizjak <ubizjak@gmail.com>
21292 * config/i386/i386.c (type_natural_mode): Handle XFmode vectors.
21294 2016-03-02 Richard Biener <rguenther@suse.de>
21296 PR middle-end/67278
21297 * tree-cfg.c (verify_expr): Adjust BIT_FIELD_REF case.
21299 2016-03-02 Marek Polacek <polacek@redhat.com>
21302 * gimplify.c (gimplify_va_arg_expr): Use expanded location for the
21303 "is promoted to" warning.
21305 2016-03-01 DJ Delorie <dj@redhat.com>
21307 * config.gcc: Deprecate mep-*.
21309 2016-03-01 Vladimir Makarov <vmakarov@redhat.com>
21311 PR middle-end/70025
21312 * lra-constraints.c (regno_val_use_in): New.
21313 (match_reload): Use it instead of regno_use_in.
21315 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
21317 PR rtl-optimization/70007
21318 * gcse.c (compute_ld_motion_mems): Tidy up and also invalidate memory
21319 references present in REG_EQUAL notes attached to non-SET patterns.
21321 2016-03-01 Jeff Law <law@redhat.com>
21323 PR tree-optimization/69196
21324 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
21325 Appropriately clamp the number of statements to copy when the
21326 thread path does not traverse a loop backedge.
21328 PR tree-optimization/69196
21329 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
21330 Do count some PHIs in the thread path against the insn count. Decrease
21331 final statement count by one as the control statement in the last
21332 block will get removed. Remove special cased code for handling PHIs
21335 2016-03-01 Uros Bizjak <ubizjak@gmail.com>
21338 * config/i386/i386.c (ix86_output_call_insn): Add -masm=intel
21339 asm dialect alternatives to explicit GOTPCREL calls.
21341 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
21344 * ira.c (do_reload): Issue warning for generic stack checking here...
21345 * reload1.c (reload): ...instead of here and streamline it.
21347 2016-03-01 Nick Clifton <nickc@redhat.com>
21349 * config.gcc (cr16-*-elf): Add newlib-stdint.h to tm_file.
21351 2016-03-01 Richard Biener <rguenther@suse.de>
21353 PR tree-optimization/69983
21354 * tree-chrec.c (eq_evolutions_p): Handle conversions, compare
21355 types and fall back to operand_equal_p.
21357 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21360 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21362 * config/s390/constraints.md ("jm8"): New constraint.
21363 * config/s390/predicates.md ("const_int_8bitset_operand"): New
21365 * config/s390/s390.md ("*setmem_long", "*setmem_long_and"): Merge
21367 ("*setmem_long<setmem_and>"): New pattern.
21368 ("*setmem_long_31z", "*setmem_long_and_31z"): Merge
21370 ("*setmem_long_31z<setmem_and>"): New pattern.
21371 * config/s390/subst.md ("setmem_31z_subst", "setmem_and_subst"):
21372 New substitution rules with the required attributes.
21375 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21378 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21380 * gensupport.c (process_substs_on_one_elem): Split loop to
21381 complete mark_operands_used_in_match_dup on all expressions in the
21383 (adjust_operands_numbers): Inline into process_substs_on_one_elem
21384 and remove function.
21386 2016-03-01 Richard Biener <rguenther@suse.de>
21388 PR middle-end/70022
21389 * fold-const.c (fold_indirect_ref_1): Fix range checking for
21390 vector BIT_FIELD_REF extract.
21392 2016-03-01 Richard Biener <rguenther@suse.de>
21394 PR tree-optimization/69994
21395 * tree-ssa-reassoc.c (ops_equal_values_p): Handle missing case.
21397 2016-03-01 Ilya Enkovich <enkovich.gnu@gmail.com>
21399 PR tree-optimization/69956
21400 * tree-vect-stmts.c (supportable_widening_operation): Support
21401 multi-step conversion of boolean vectors.
21402 (supportable_narrowing_operation): Likewise.
21404 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21406 * config/s390/s390.c (s390_decompose_address): Don't accept SImode
21409 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21411 * config/s390/subst.md (DSI_VI): New mode iterator.
21412 ("addr_style_op_subst"): Use DSI_VI instead of DSI.
21413 * config/s390/vector.md ("vec_set<mode>"): Move expander before
21414 the insn definition.
21415 ("*vec_set<mode>"): Change predicate and add alternative to
21416 support only either register or const_int operands as element
21418 ("*vec_set<mode>_plus"): New pattern to support reg + const_int
21420 ("vec_extract<mode>"): New expander.
21421 ("*vec_extract<mode>"): New insn definition supporting reg and
21422 const_int element selectors.
21423 ("*vec_extract<mode>_plus"): New insn definition supporting
21424 reg+const_int element selectors.
21425 ("rotl<mode>3", "ashl<mode>3", "ashr<mode>3"): Merge into the
21426 following expander+insn definition.
21427 ("<vec_shifts_name><mode>3"): New expander.
21428 ("*<vec_shifts_name><mode>3<addr_style_op>"): New insn definition.
21430 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21432 * config/s390/s390.md ("*tabort_1"): Change predicate to
21433 nonmemory_operand. Add a second alternative to cover
21434 register as well as const int operands.
21435 ("*tabort_1_plus"): New pattern definition.
21437 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21439 * config/s390/s390.md ("*ashrdi3_cc_31")
21440 ("*ashrdi3_cconly_31""*ashrdi3_cc_31_and")
21441 ("*ashrdi3_cconly_31_and", "*ashrdi3_31_and", "*ashrdi3_31"):
21442 Merge insn definitions into ...
21443 ("*ashrdi3_31<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
21444 New pattern definition.
21445 ("*ashr<mode>3_cc", "*ashr<mode>3_cconly", "ashr<mode>3", )
21446 ("*ashr<mode>3_cc_and", "*ashr<mode>3_cconly_and")
21447 ("*ashr<mode>3_and"): Merge insn definitions into ...
21448 ("*ashr<mode>3<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
21449 New pattern definition.
21450 * config/s390/subst.md ("addr_style_op_cc_subst")
21451 ("masked_op_cc_subst", "setcc_subst", "cconly_subst"): New
21452 substitutions patterns plus attributes.
21453 Add ashiftrt to SUBST iterator.
21455 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21457 * config/s390/s390.md ("<shift><mode>3"): Change predicate of
21458 op2 to nonmemory_operand.
21459 ("*<shift>di3_31", "*<shift>di3_31_and"):
21460 Merge into single pattern definition ...
21461 ("*<shift>di3_31<addr_style_op><masked_op>"): New pattern.
21462 ("*<shift><mode>3", "*<shift><mode>3_and"): Merge into single
21463 pattern definition ...
21464 ("*<shift><mode>3<addr_style_op><masked_op>"): New pattern.
21465 * config/s390/subst.md: Add ashift and lshiftrt to SUBST
21468 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21470 * config/s390/predicates.md (const_int_6bitset_operand): New
21472 * config/s390/s390.md: Include subst.md.
21473 ("rotl<mode>3"): New expander.
21474 ("rotl<mode>3", "*rotl<mode>3_and"): Merge insn definitions into
21476 ("*rotl<mode>3<addr_style_op><masked_op>"): New insn definition.
21477 * config/s390/subst.md: New file.
21479 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21481 * config/s390/s390.md ("op_type", "atype", "length" attributes):
21482 Remove RRR type. It doesn't really exist.
21483 ("RRer", "f0", "v0", "vf", "vd", "op1", "Rf"): Remove mode
21485 ("BFP", "DFP", "nDSF", "nDFDI"): Add mode attributes.
21486 ("*cmp<mode>_ccs", "floatdi<mode>2", "add<mode>3")
21487 ("*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3")
21488 ("*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3")
21489 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2")
21490 ("*abs<mode>2", "*negabs<mode>2", "sqrt<mode>2"): Override
21491 `enabled' attribute.
21493 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21495 * gensupport.c (process_substs_on_one_elem): Split loop to
21496 complete mark_operands_used_in_match_dup on all expressions in the
21498 (adjust_operands_numbers): Inline into process_substs_on_one_elem
21499 and remove function.
21501 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
21504 * config/sparc/sparc.c (NWORDS_UP): Rename to...
21505 (CEIL_NWORDS): ...this. Use CEIL macro.
21506 (compute_fp_layout): Adjust to above renaming.
21507 (function_arg_union_value): Likewise.
21508 (sparc_arg_partial_bytes): Likewise.
21509 (sparc_function_arg_advance): Likewise.
21511 2016-02-29 Jeff Law <law@redhat.com>
21513 PR tree-optimization/70005
21514 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Handle case
21515 where an object with a boolean range is compared against a value
21518 PR tree-optimization/69999
21519 * gimple-ssa-split-paths.c (split_paths): When duplicating a block
21520 with an outgoing edge marked with EDGE_IRREDUCIBLE_LOOP, schedule
21523 2016-02-29 Richard Biener <rguenther@suse.de>
21525 PR tree-optimization/69994
21526 * tree-ssa-reassoc.c (gimple_nop_conversion_p): New function.
21527 (get_unary_op): Look through nop conversions.
21528 (ops_equal_values_p): New function, look for equality diregarding
21530 (eliminate_plus_minus_pair): Use ops_equal_values_p
21531 (repropagate_negates): Do not use get_unary_op here.
21533 2016-02-29 Martin Liska <mliska@suse.cz>
21535 * system.h: Poison ENABLE_CHECKING macro.
21537 2016-02-29 Martin Liska <mliska@suse.cz>
21539 * hsa-gen.c (gen_body_from_gimple): Dump only if TDF_DETAILS
21540 is presented in dump flags.
21541 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
21542 (hsa_regalloc): Likewise.
21544 2016-02-19 Richard Biener <rguenther@suse.de>
21546 PR tree-optimization/69980
21547 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Update
21548 permutation of those we need to keep.
21550 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
21553 * config/sparc/sparc.c (ROUND_ADVANCE): Rename to...
21554 (NWORDS_UP): ...this
21555 (init_cumulative_args): Minor tweaks.
21556 (sparc_promote_function_mode): Likewise.
21557 (scan_record_type): Delete.
21558 (traverse_record_type): New function template.
21559 (classify_data_t): New structure type.
21560 (classify_registers): New inline function.
21561 (function_arg_slotno): In 64-bit mode, bail out early if FP slots are
21562 exhausted. Instantiate traverse_record_type on classify_registers and
21563 deal with the case of a structure passed in slot #15 with no FP field
21565 (assign_data_t): New structure type.
21566 (compute_int_layout): New static function.
21567 (compute_fp_layout): Likewise.
21568 (count_registers): New inline function.
21569 (assign_int_registers): New static function.
21570 (assign_fp_registers): Likewise.
21571 (assign_registers): New inline function.
21572 (function_arg_record_value_1): Delete.
21573 (function_arg_record_value_2): Likewise.
21574 (function_arg_record_value_3): Likewise.
21575 (function_arg_record_value): Adjust to above changes. Instantiate
21576 traverse_record_type on count_registers to first count the number of
21577 registers to be used and then on assign_registers to assign them.
21578 (function_arg_union_value): Adjust to above renaming.
21579 (sparc_function_arg_1); Minor tweaks. Remove commented out code.
21580 (sparc_arg_partial_bytes): Adjust to above renaming. Deal with the
21581 case of a structure passed in slot #15
21582 (sparc_function_arg_advance): Likewise.
21583 (function_arg_padding): Minor tweak.
21585 2016-02-29 Richard Biener <rguenther@suse.de>
21587 PR tree-optimization/69720
21588 * tree-vect-loop.c (get_initial_def_for_reduction): Avoid
21589 the adjustment_def path for possibly vectorized defs.
21590 (vect_create_epilog_for_reduction): Handle vectorized initial
21593 2016-02-28 Eric Botcazou <ebotcazou@adacore.com>
21595 * config/i386/cygming.h (STACK_REALIGN_DEFAULT): Define.
21597 2016-02-27 Jeff Law <law@redhat.com>
21600 2016-02-26 Richard Biener <rguenther@suse.de>
21601 Jeff Law <law@redhat.com>
21603 PR tree-optimization/69740
21604 * cfghooks.c (remove_edge): Request loop fixups if we delete
21605 an edge that might turn an irreducible loop into a natural
21608 2016-02-27 Jakub Jelinek <jakub@redhat.com>
21610 PR rtl-optimization/69896
21611 * tree-vect-generic.c (get_compute_type): Avoid single element
21614 2016-02-26 Evandro Menezes <e.menezes@samsung.com>
21616 Rename the AArch64 tuning option and related functions to enable the
21617 Newton series for the reciprocal square root to reflect its
21618 approximative characteristic.
21620 * config/aarch64/aarch64-protos.h (aarch64_emit_swrsqrt): Rename
21621 function to "aarch64_emit_approx_rsqrt".
21622 * config/aarch64/aarch64-tuning-flags.def: Rename tuning flag to
21623 AARCH64_EXTRA_TUNE_APPROX_RSQRT.
21624 * config/aarch64/aarch64.c (exynosm1_tunigs): Use new flag name.
21625 (xgene1_tunings): Likewise.
21626 (use_rsqrt_p): Likewise.
21627 (aarch64_emit_swrsqrt): Use new function name.
21628 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_*): Likewise.
21629 * config/aarch64/aarch64.opt (mlow-precision-recip-sqrt): Reword the
21630 text explaining this option.
21631 * doc/invoke.texi (-mlow-precision-recip-sqrt): Likewise.
21633 2016-02-26 Jakub Jelinek <jakub@redhat.com>
21636 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
21637 complain about -mallow-movmisalign without -mvsx if
21638 TARGET_ALLOW_MOVMISALIGN was not set explicitly.
21640 2016-02-26 Joel Sherrill <joel@rtems.org>
21642 * config.gcc: Add x86_64-*-rtems*.
21643 * config/i386/rtems-64.h: New file.
21645 2016-02-26 Joel Sherrill <joel@rtems.org>
21647 * config.gcc: Add aarch64-*-rtems*.
21648 * config/aarch64/rtems.h: New file.
21650 2016-02-26 Segher Boessenkool <segher@kernel.crashing.org>
21653 * config/rs6000/rs6000.c (rs6000_insn_for_shift_mask): Print rlwinm
21654 shift amount using %h. Add comment.
21656 2016-02-26 Richard Biener <rguenther@suse.de>
21657 Jeff Law <law@redhat.com>
21659 PR tree-optimization/69740
21660 * cfghooks.c (remove_edge): Request loop fixups if we delete
21661 an edge that might turn an irreducible loop into a natural
21664 2016-02-26 Martin Jambor <mjambor@suse.cz>
21666 PR middle-end/69920
21667 * tree-sra.c (sra_modify_assign): Do not remove loads of
21668 uninitialized aggregates to SSA_NAMEs.
21670 2016-02-26 Richard Henderson <rth@redhat.com>
21673 * config/s390/s390.md (risbg and risbgn splitters): Allocate new
21674 pseudo in case the target rtx matches the source of the left
21677 2016-02-26 Martin Jambor <mjambor@suse.cz>
21680 * hsa.h (hsa_type_packed_p): Declare.
21681 * hsa.c (hsa_type_packed_p): New function.
21682 * hsa-gen.c (mem_type_for_type): Use unsigned type for packed
21684 (gen_hsa_insns_for_store): Use hsa_type_packed_p.
21685 * hsa-brig.c (emit_basic_insn): Likewise.
21687 2016-02-26 Martin Jambor <mjambor@suse.cz>
21690 * hsa-gen.c (gen_hsa_phi_from_gimple_phi): Use proper hsa type for
21692 (gen_hsa_addr): Allow integer constants in TMR_INDEX2.
21694 2016-02-26 Martin Jambor <mjambor@suse.cz>
21696 * hsa.h (is_a_helper): New overload for hsa_op_immed for
21697 hsa_op_with_type operands.
21698 (hsa_unsigned_type_for_type): Declare.
21699 * hsa.c (hsa_unsigned_type_for_type): New function.
21700 * hsa-gen.c (gen_hsa_binary_operation): Use hsa_unsigned_type_for_type.
21701 (gen_hsa_insns_for_operation_assignment): Satisfy constrains of
21702 the finalizer. Do not emit extra move.
21704 2016-02-26 Martin Jambor <mjambor@suse.cz>
21706 * hsa-gen.c (gen_hsa_ternary_atomic_for_builtin): Fail in presence of
21707 atomic operations in private segment.
21709 2016-02-26 Martin Jambor <mjambor@suse.cz>
21711 * omp-low.c (grid_find_ungridifiable_statement): Store problematic
21712 statements to wi->info. Also disallow omp simd constructs.
21713 (grid_target_follows_gridifiable_pattern): Use wi.info to dump reason
21714 for not gridifying. Dump special string for omp_for.
21716 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21719 * config/aarch64/aarch64.c (aarch64_set_current_function):
21720 Save/restore target globals when switching to
21721 target_option_default_node.
21723 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21726 * config/aarch64/aarch64.c (aarch64_shift_truncation_mask):
21727 Return 0 if !SHIFT_COUNT_TRUNCATED.
21729 2016-02-26 Jakub Jelinek <jakub@redhat.com>
21730 Eric Botcazou <ebotcazou@adacore.com>
21732 PR rtl-optimization/69891
21733 * dse.c (scan_insn): If we can't figure out memset arguments
21734 or they are non-constant, call clear_rhs_from_active_local_stores.
21736 2016-02-26 Martin Liska <mliska@suse.cz>
21738 * doc/extend.texi: Mention clog10, clog10f an clog10l
21739 in Builtins section.
21741 2016-02-26 Martin Liska <mliska@suse.cz>
21743 * dwarf2out.c (new_loc_descr): Replace ENABLE_CHECKING with
21745 (resolve_args_picking_1): Likewise.
21746 * dwarf2out.h (struct GTY): Likewise.
21748 2016-02-26 Martin Liska <mliska@suse.cz>
21750 * hsa-gen.c (generate_hsa): Replace ENABLE_CHECKING macro
21751 with flag_checking.
21752 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
21754 2016-02-26 Markus Trippelsdorf <markus@trippelsdorf.de>
21755 Martin Liska <mliska@suse.cz>
21757 * doc/install.texi: Mention --enable-valgrind-annotations.
21759 2016-02-26 Richard Biener <rguenther@suse.de>
21761 PR tree-optimization/69551
21762 * tree-ssa-structalias.c (get_constraint_for_ssa_var): When
21763 looking through aliases adjust DECL_PT_UID to refer to the
21764 ultimate alias target.
21766 2016-02-25 Martin Liska <mliska@suse.cz>
21768 PR middle-end/69919
21769 * alloc-pool.c (after_memory_report): New variable.
21770 * alloc-pool.h (base_pool_allocator ::release): Do not use
21771 the infrastructure if after_memory_report.
21772 * toplev.c (toplev::main): Mark after memory report.
21774 2016-02-25 Richard Biener <rguenther@suse.de>
21776 PR tree-optimization/48795
21777 * tree-vrp.c (check_array_ref): Use array_at_struct_end_p.
21779 2016-02-25 Ilya Verbin <ilya.verbin@intel.com>
21782 * config/gnu-user.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o if
21783 offloading is enabled and -fopenacc or -fopenmp is specified.
21784 (CRTOFFLOADEND): Likewise.
21785 (GNU_USER_TARGET_STARTFILE_SPEC): Add CRTOFFLOADBEGIN.
21786 (GNU_USER_TARGET_ENDFILE_SPEC): Add CRTOFFLOADEND.
21787 * lto-wrapper.c (offloadbegin, offloadend): Remove static vars.
21788 (offload_objects_file_name): New static var.
21789 (tool_cleanup): Remove offload_objects_file_name file.
21790 (find_offloadbeginend): Replace with ...
21791 (find_crtoffloadtable): ... this.
21792 (run_gcc): Remove offload_argc and offload_argv.
21793 Get offload_objects_file_name from -foffload-objects=... option.
21794 Read names of object files with offload from this file, pass them to
21795 compile_images_for_offload_targets. Don't call find_offloadbeginend and
21796 don't pass offloadbegin and offloadend to the linker. Don't pass
21797 offload non-LTO files to the linker, because now they're not claimed.
21799 2016-02-25 Jan Hubicka <hubicka@ucw.cz>
21802 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
21803 on builtin_unreachable.
21805 2016-02-25 Jakub Jelinek <jakub@redhat.com>
21807 PR rtl-optimization/69896
21808 * regcprop.c: Include cfgrtl.h.
21809 (copyprop_hardreg_forward_1): If noop_p insn uses narrower
21810 than remembered mode, either delete it (if noop_move_p), or
21811 treat like copy_p but not noop_p instruction.
21813 2016-02-24 Jakub Jelinek <jakub@redhat.com>
21816 * dwarf2out.c (gen_variable_die): Work around buggy LTO
21817 - allow NULL decl for Fortran DW_TAG_common_block variables.
21819 2016-02-24 Jason Merrill <jason@redhat.com>
21821 * common.opt (flifetime-dse): Add -flifetime-dse=1.
21823 2016-02-24 Richard Biener <rguenther@suse.de>
21824 Jakub Jelinek <jakub@redhat.com>
21826 PR middle-end/69760
21827 * tree-scalar-evolution.c (interpret_rhs_expr): Re-write
21828 conditionally executed ops to well-defined overflow behavior.
21830 2016-02-24 Jakub Jelinek <jakub@redhat.com>
21832 PR middle-end/69915
21833 * tree.c (build_vector_from_ctor): Fix handling of VECTOR_CST
21836 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21838 PR rtl-optimization/69886
21839 * gcse.c (can_assign_to_reg_without_clobbers_p): Accept mode
21840 argument. Use it when checking validity of set instructions.
21841 (want_to_gcse_p): Pass mode to can_assign_to_reg_without_clobbers_p.
21842 (compute_ld_motion_mems): Update can_assign_to_reg_without_clobbers_p
21844 * rtl.h (can_assign_to_reg_without_clobbers_p): Update prototype.
21845 * store-motion.c (find_moveable_store): Update
21846 can_assign_to_reg_without_clobbers_p callsite.
21848 2016-02-24 Richard Biener <rguenther@suse.de>
21850 PR middle-end/68963
21851 * tree-ssa-loop-niter.c (derive_constant_upper_bound_ops): Fix
21853 (record_nonwrapping_iv): Do not fall back to the low/high bound
21854 for non-constant IV bases if the stmt is not always executed.
21856 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21858 * config/arm/arm-cores.def (cortex-a32): New entry.
21859 * config/arm/arm-tables.opt: Regenerate.
21860 * config/arm/arm-tune.md: Regenerate.
21861 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a32.
21862 * config/arm/t-aprofile: Handle mcpu=cortex-a32.
21863 * doc/invoke.texi (ARM Options): Document cortex-a32 as value
21864 for -mcpu and -mtune.
21866 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21869 * config/arm/arm.h (TARGET_HAVE_LPAE): Define.
21870 * config/arm/unspecs.md (VUNSPEC_LDRD_ATOMIC): New value.
21871 * config/arm/sync.md (arm_atomic_loaddi2_ldrd): New pattern.
21872 (atomic_loaddi_1): Delete.
21873 (atomic_loaddi): Rewrite expander using the above changes.
21875 2016-02-24 Jakub Jelinek <jakub@redhat.com>
21878 * params.def (PARAM_MAX_SSA_NAME_QUERY_DEPTH): Bump default from
21881 2016-02-24 Jakub Jelinek <jakub@redhat.com>
21882 Richard Biener <rguenth@suse.de>
21884 PR middle-end/69909
21885 * expr.c (expand_expr_real_1) <normal_inner_ref>: Avoid
21886 set_mem_attributes if tem is SSA_NAME which got expanded
21889 2016-02-24 Richard Biener <rguenther@suse.de>
21891 PR tree-optimization/69907
21892 * tree-vect-stmts.c (vectorizable_load): Check for gaps at the
21893 end of permutations for BB vectorization.
21895 2016-02-24 Christian Bruel <christian.bruel@st.com>
21897 * config/arm/arm-c.c (arm_option_override): Initialize
21898 target_option_current_node.
21899 * config/arm/arm.c (arm_pragma_target_parse): Replace
21900 build_target_option_node call by target_option_current_node.
21901 Set target_option_current_node.
21904 2016-02-23 David Edelsohn <dje.gcc@gmail.com>
21907 * config/rs6000/rs6000.md (zero_extendqi<mode>2_dot): Convert from
21908 define_insn_and_split to define_insn.
21909 (zero_extendqi<mode>2_dot2): Same.
21910 (extendqi<mode>2_dot): Same.
21911 (extendqi<mode>2_dot2): Same.
21913 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
21915 * config/arm/exynos-m1.md: Change cost of STP, fix bypass for stores
21916 and add bypass for AES{D,E} and AESMC pairs.
21917 * config/aarch64/aarch64.c (exynosm1_tunings): Enable fusion of AES{D,E}
21920 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
21922 * config/aarch64/aarch64.c (exynosm1_tunings): Enable the Newton
21923 series for reciprocal square root in Exynos M1.
21925 2016-02-23 Martin Sebor <msebor@redhat.com>
21928 * doc/extend.texi (Other Builtins): Document __builtin_alloca and
21929 __builtin_alloca_with_align.
21931 2016-02-23 Richard Henderson <rth@redhat.com>
21933 * config/i386/i386-c.c (ix86_target_macros): Remove __SEG_TLS.
21934 (ix86_register_pragmas): Remove __seg_tls.
21935 * config/i386/i386-protos.h (ADDR_SPACE_SEG_TLS): Remove.
21936 * config/i386/i386.c (ix86_print_operand_address_as): Don't handle it.
21937 (ix86_addr_space_subset_p, TARGET_ADDR_SPACE_SUBSET_P): Remove.
21938 (ix86_addr_space_convert, TARGET_ADDR_SPACE_CONVERT): Remove.
21939 (ix86_addr_space_debug, TARGET_ADDR_SPACE_DEBUG): Remove.
21940 * doc/extend.texi (__seg_tls): Remove item.
21942 2016-02-23 Richard Biener <rguenther@suse.de>
21944 * alloc-pool.h (struct allocation_object): Make id member
21945 conditional on CHECKING_P again.
21946 (get_instance): Adjust.
21947 (base_pool_allocator): Likewise.
21949 2016-02-23 Thomas Schwinge <thomas@codesourcery.com>
21951 * tree-parloops.c (create_parallel_loop, gen_parallel_loop)
21952 (parallelize_loops): In OpenACC kernels mode, set n_threads to
21954 (pass_parallelize_loops::gate): In OpenACC kernels mode, gate on
21956 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
21958 2016-02-23 Richard Biener <rguenther@suse.de>
21960 * mem-stats.h (struct mem_usage): Use PRIu64 for printing size_t.
21961 * bitmap.h (struct bitmap_usage): Likewise.
21962 (bitmap_move): Declare.
21963 * bitmap.c (register_overhead): Take size_t argument.
21964 (bitmap_move): New function.
21965 * df-problems.c (df_rd_transfer_function): Use bitmap_move
21966 to properly account overhead.
21967 * tree.c (free_node): Use tree_size.
21969 2016-02-23 Jakub Jelinek <jakub@redhat.com>
21972 * fold-const.c (fold_truth_not_expr): Propagate TREE_NO_WARNING
21973 when inverting comparison.
21976 * common.opt (Wunreachable-code): Add Warning flag.
21978 2016-02-23 Mark Wielaard <mjw@redhat.com>
21979 Jakub Jelinek <jakub@redhat.com>
21982 * cgraphunit.c (check_global_declaration): Check main_input_filename
21983 and DECL_SOURCE_FILE are not NULL.
21985 2016-02-23 Martin Jambor <mjambor@suse.cz>
21987 PR tree-optimization/69666
21988 * tree-sra.c (sra_modify_assign): Do not attempt to create
21989 default_def replacements for unscalarizable regions.
21991 2016-02-20 Mark Wielaard <mjw@redhat.com>
21994 * cgraphunit.c (check_global_declaration): Check level of
21995 warn_unused_const_variable and main_input_filename.
21996 * doc/invoke.texi (Warning Options): Add -Wunused-const-variable=.
21997 (-Wunused-variable): For C implies -Wunused-const-variable=1.
21998 (-Wunused-const-variable): Explain levels 1 and 2.
22000 2016-02-22 Jakub Jelinek <jakub@redhat.com>
22003 * config/i386/i386.c (decide_alg): Ensure we don't recurse with
22004 identical arguments. Formatting and spelling fixes.
22007 * doc/md.texi (ashl@var{m}3): Document that mode of operand 2 must
22012 * config/m68k/t-opts (OPTIONS_H_EXTRA): Add m68k-microarchs.def
22013 and m68k-devices.def.
22014 * config/c6x/t-c6x (OPTIONS_H_EXTRA): Add c6x-isas.def.
22015 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add aarch64-arches.def.
22017 2016-02-22 Cesar Philippidis <cesar@codesourcery.com>
22019 * config/nvptx/nvptx.c (nvptx_gen_shuffle): Add support for QImode
22020 and HImode registers.
22022 2016-02-22 Richard Biener <rguenther@suse.de>
22024 PR tree-optimization/69882
22025 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Properly
22026 preserve permutations present because of gaps.
22027 (vect_supported_load_permutation_p): Always continue checking
22028 permutations after vect_attempt_slp_rearrange_stmts.
22030 2016-02-22 Bin Cheng <bin.cheng@arm.com>
22032 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Dump
22033 min_profitable_estimate, rather than min_profitable_iters.
22035 2016-02-22 Jakub Jelinek <jakub@redhat.com>
22038 * config/m68k/m68k.md (ashldi3, ashrdi3, lshrdi3): Use
22039 SImode for last match_operand.
22041 2016-02-22 Martin Liska <mliska@suse.cz>
22043 * hsa-gen.c (gen_hsa_clrsb): In case of zero value,
22044 return bitsize - 1 as the return value.
22046 2016-02-22 Oleg Endo <olegendo@gcc.gnu.org>
22050 * config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p):
22051 Handle negative shift counts.
22052 * config/sh/sh.md (ashlsi3, lshrsi3_n, lshrsi3_n_clobbers_t): Don't use
22053 force_reg on the shift constant.
22054 (lshrsi3): Likewise. Expand into lshrsi3_n* instead of lshrsi3_d.
22055 (lshrsi3_d): Handle negative shift counts.
22057 2016-02-22 Richard Biener <rguenther@suse.de>
22058 Tom de Vries <tom@codesourcery.com>
22060 * graph.c: Include dumpfile.h.
22061 (print_graph_cfg): Split into three overloads.
22062 * gdbhooks.py (class DotFn): Add and instantiate, adding command dot-fn.
22064 2016-02-22 Tom de Vries <tom@codesourcery.com>
22066 * gdbhooks.py (class DumpFn): Add and instantiate, adding command
22069 2016-02-22 Richard Biener <rguenther@suse.de>
22072 * ipa-inline-transform.c (inline_call): When not updating
22073 overall summaries adjust self size by the growth estimate.
22074 * ipa-inline.c (inline_to_all_callers_1): Add to the callers
22075 hash-set, do not update overall summaries here. Renamed from ...
22076 (inline_to_all_callers): ... this which is now wrapping the
22077 above and performing delayed overall summary update.
22078 (early_inline_small_functions): Delay updating of the overall
22081 2016-02-21 Markus Trippelsdorf <markus@trippelsdorf.de>
22083 * tree-chkp.c (chkp_mark_invalid_bounds_walker): Initialize
22086 2016-02-19 Jakub Jelinek <jakub@redhat.com>
22089 * gcc.c (LINK_COMMAND_SPEC, GOMP_SELF_SPECS): Use
22090 :%* in %:gt() argument.
22091 (greater_than_spec_func): Adjust for expecting only numbers,
22092 if there are more than two numbers, compare the last two.
22094 2016-02-19 Jonathan Wakely <jwakely@redhat.com>
22096 * doc/invoke.texi (C++ Dialect Options): Clarify interaction of
22097 -Wnarrowing with -std.
22099 2016-02-19 Jakub Jelinek <jakub@redhat.com>
22102 * expr.c (store_field): Don't use bit-field path if exp is
22103 COMPONENT_REF with TREE_ADDRESSABLE type, where TYPE_SIZE is
22104 different from bitsize, but DECL_SIZE of FIELD_DECL is bitsize
22105 and the assignment can be performed by bitwise copy. Formatting
22108 PR middle-end/69838
22109 * lra.c (lra_process_new_insns): If non-call exceptions are enabled,
22110 call copy_reg_eh_region_note_forward on before and/or after sequences
22111 and remove note from insn if it no longer can throw.
22114 * config/i386/sse.md (VI_512): Only include V64QImode and V32HImode
22115 if TARGET_AVX512BW.
22117 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
22119 * config/s390/vector.md: Add missing commutative operand markers
22120 to the patterns which qualify for one.
22121 * config/s390/vx-builtins.md: Likewise.
22123 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
22125 * config/s390/vector.md (VI, VI_QHS): Add single element vector
22126 types to mode iterators.
22127 (vec_double): ... and mode attribute.
22128 * config/s390/vx-builtins.md (non_vec_int): Likewise.
22130 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
22132 * config/s390/vector.md ("<ti*>add<mode>3", "<ti*>sub<mode>3"):
22133 Change the predicate of op2 from nonimmediate to general and let
22134 reload fix it if necessary.
22136 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
22138 * config/s390/vecintrin.h (vec_sub_u128): Define missing macro.
22140 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
22142 * config/s390/s390.c (s390_expand_vcond): Use the compare operand
22145 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
22147 * config/s390/s390-protos.h: Add s390_expand_vec_movstr prototype.
22148 * config/s390/s390.c (s390_expand_vec_movstr): New function.
22149 * config/s390/s390.md ("movstr<P:mode>"): Call
22150 s390_expand_vec_movstr.
22152 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
22154 * config/s390/s390.md: Add missing output modifier for operand 1
22155 to print it as address properly.
22157 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
22159 * config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*.
22160 * config/s390/2964.md: New file.
22161 * config/s390/s390.c (s390_get_sched_attrmask): Use the right set
22162 of insn grouping attributes depending on the CPU level.
22163 (s390_get_unit_mask): New function.
22164 (s390_sched_score): Remove the OOO from the scheduling macros.
22165 Add loop to calculate a score for the instruction mix.
22166 (s390_sched_reorder): Likewise plus improve debug output.
22167 (s390_sched_variable_issue): Rename macros as above. Calculate
22168 the unit distances after actually scheduling an insn. Improve
22170 (s390_sched_init): Clear last_scheduled_unit_distance array.
22171 * config/s390/s390.md: Include 2964.md.
22173 2016-02-18 Jakub Jelinek <jakub@redhat.com>
22176 * config/i386/sse.md (*<floatsuffix>floatv2div2sf2_mask_1,
22177 *avx512vl_<code>v2div2qi2_mask_1, *avx512vl_<code><mode>v4qi2_mask_1,
22178 *avx512vl_<code><mode>v8qi2_mask_1, *avx512vl_<code><mode>v4hi2_mask_1,
22179 *avx512vl_<code>v2div2hi2_mask_1, *avx512vl_<code>v2div2si2_mask_1,
22180 *avx512f_<code>v8div16qi2_mask_1): New insns.
22182 2016-02-18 Michael Meissner <meissner@linux.vnet.ibm.com>
22185 * config/rs6000/predicates.md (fusion_gpr_addis): Revert
22188 * config/rs6000/rs6000.md (fusion_gpr_load_<mode>): Remove
22189 earlyclobber from target. Use wF constraint for fused memory
22191 (fusion_gpr_<P:mode>_<GPR_FUSION:mode>_load): Likewise.
22193 2016-02-18 Jakub Jelinek <jakub@redhat.com>
22194 Martin Liska <mliska@suse.cz>
22197 * cfgexpand.c (asan_sanitize_stack_p): New function.
22198 (partition_stack_vars): Use the function.
22199 (expand_stack_vars): Likewise.
22200 (defer_stack_allocation): Likewise.
22201 (expand_used_vars): Likewise.
22203 2016-02-18 Richard Biener <rguenther@suse.de>
22205 PR middle-end/69553
22206 * fold-const.c (operand_equal_p): Properly compare offsets for
22207 IMAGPART_EXPR and ARRAY_REF.
22209 2016-02-18 Nick Clifton <nickc@redhat.com>
22213 * config/arm/arm.c (arm_option_override_internal): Disable
22214 interworking if the target does not support thumb instructions.
22215 (arm_reload_in_hi): Handle the case where a register to register
22216 move needs reloading because there is no simple pattern to handle
22218 (arm_reload_out_hi): Likewise.
22220 2016-02-18 Richard Biener <rguenther@suse.de>
22222 PR middle-end/69854
22223 * match.pd: Don't use fold_binary or fold_unary for folding
22226 2016-02-17 Jakub Jelinek <jakub@redhat.com>
22229 * gimplify.c (gimplify_cond_expr): Call gimple_set_no_warning
22230 on the cond_stmt from TREE_NO_WARNING on COND_EXPR_COND.
22231 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Don't
22232 warn on gimple_no_warning_p statements.
22234 2016-02-17 Jonathan Wakely <jwakely@redhat.com>
22236 * doc/extend.texi (C++ Attributes): Correct description of
22237 warn_unused type attribute.
22239 2016-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
22241 * config/rs6000/altivec.md (*altivec_lvxl_<mode>_internal): Output
22242 correct instruction.
22244 2016-02-17 Richard Biener <rguenther@suse.de>
22246 PR rtl-optimization/69609
22247 * bb-reorder.c (struct bbro_basic_block_data): Add priority member.
22248 (find_traces_1_round): When ending a trace update cached priority
22250 (bb_to_key): Use cached priority when available.
22251 (copy_bb): Initialize cached priority.
22252 (reorder_basic_blocks_software_trace_cache): Likewise.
22254 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22257 * config/aarch64/predicates.md (aarch64_comparison_operator_mode):
22259 (aarch64_comparison_operator): Break overly long line into two.
22260 (aarch64_comparison_operation): Likewise.
22261 * config/aarch64/aarch64.md (cstorecc4): Use
22262 aarch64_comparison_operator_mode instead of
22263 aarch64_comparison_operator.
22264 (cstore<mode>4): Likewise.
22265 (aarch64_cstore<mode>): Likewise.
22266 (*cstoresi_insn_uxtw): Likewise.
22267 (cstore<mode>_neg): Likewise.
22268 (*cstoresi_neg_uxtw): Likewise.
22270 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22273 * config/arm/predicates.md (arm_comparison_operator_mode):
22275 * config/arm/arm.md (*mov_scc): Use arm_comparison_operator_mode
22276 instead of arm_comparison_operator.
22277 (*mov_negscc): Likewise.
22278 (*mov_notscc): Likewise.
22279 * config/arm/thumb2.md (*thumb2_mov_scc): Likewise.
22280 (*thumb2_mov_negscc): Likewise.
22281 (*thumb2_mov_negscc_strict_it): Likewise.
22282 (*thumb2_mov_notscc): Likewise.
22283 (*thumb2_mov_notscc_strict_it): Likewise.
22285 2016-02-17 Wilco Dijkstra <wdijkstr@arm.com>
22287 * config/aarch64/aarch64.c (aarch64_internal_mov_immediate):
22288 Add missing return.
22290 2016-02-17 Eric Botcazou <ebotcazou@adacore.com>
22292 * config/visium/visium.c (machine_libfunc_index): New enum.
22293 (machine_libfuncs): New structure.
22294 (visium_libfuncs): New static variable.
22295 (TARGET_INIT_LIBFUNCS): Define to...
22296 (visium_init_libfuncs): ...this. New function.
22297 (expand_block_move_4): Use the appropriate libfunc.
22298 (expand_block_move_2): Likewise.
22299 (expand_block_move_1): Likewise.
22300 (expand_block_set_4): Likewise.
22301 (expand_block_set_2): Likewise.
22302 (expand_block_set_1): Likewise.
22303 (visium_trampoline_init): Likewise.
22305 2016-02-17 Nick Clifton <nickc@redhat.com>
22307 * config/msp430/msp430.c (msp430_mcu_data): Sync with data from
22308 TI's devices.csv file as of March 2016.
22310 2016-02-16 Kelvin Nilsen <kelvin@gcc.gnu.org>
22313 * opts-global.c (handle_common_deferred_options): Introduce and
22314 initialize two global variables to remember command-line options
22315 specifying a stack-limiting register.
22316 * opts.h: Add extern declarations of the two new global variables.
22317 * emit-rtl.c (init_emit_once): Initialize the stack_limit_rtx
22318 variable based on the values of the two new global variables.
22320 2016-02-16 Jakub Jelinek <jakub@redhat.com>
22323 * common.opt (Wnonnull-compare): New warning.
22324 * doc/invoke.texi (-Wnonnull): Remove text about comparison
22325 of arguments against NULL.
22326 (-Wnonnull-compare): Document.
22327 * Makefile.in (OBJS): Add gimple-ssa-nonnull-compare.o.
22328 * tree-pass.h (make_pass_warn_nonnull_compare): Declare.
22329 * passes.def (pass_warn_nonnull_compare): Add.
22330 * gimple-ssa-nonnull-compare.c: New file.
22332 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
22334 * config/aarch64/aarch64.c (cortexa57_tunings): Remove
22335 AARCH64_EXTRA_TUNE_RECIP_SQRT.
22337 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
22339 * config/aarch64/aarch64.c (use_rsqrt_p): Always use software
22340 reciprocal sqrt for -mlow-precision-recip-sqrt.
22342 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
22343 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
22345 * config/aarch64/aarch64.c (aarch64_expand_vector_init): Refactor,
22346 always use lane loads to construct non-constant vectors.
22348 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
22350 * config/aarch64/aarch64.md
22351 (arch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Fix register
22352 constraints for operand 3.
22353 (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise.
22355 2016-02-16 Jakub Jelinek <jakub@redhat.com>
22356 Richard Biener <rguenther@suse.de>
22358 PR tree-optimization/69820
22359 * tree-vect-patterns.c (type_conversion_p): Return false if
22360 *orig_type is unsigned single precision or boolean.
22361 (vect_recog_dot_prod_pattern, vect_recog_widen_mult_pattern):
22364 2016-02-16 Jakub Jelinek <jakub@redhat.com>
22366 PR rtl-optimization/69764
22367 PR rtl-optimization/69771
22368 * optabs.c (expand_binop): Ensure for shift optabs invalid CONST_INT
22369 op1 is valid for GET_MODE_INNER (mode) and force it into a reg.
22371 2016-02-16 Richard Biener <rguenther@suse.de>
22373 PR tree-optimization/69776
22374 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Get alias
22376 (indirect_refs_may_alias_p): Likewise.
22377 (refs_may_alias_p_1): Pass alias sets as from ao_ref.
22378 * tree-ssa-sccvn.c (vn_reference_lookup): Also adjust vr alias-set
22379 according to tbaa_p.
22380 * tree-ssa-dom.c (lookup_avail_expr): Add tbaa_p flag.
22381 (optimize_stmt): For redundant store discovery do not allow tbaa.
22383 2016-02-16 Bernd Schmidt <bschmidt@redhat.com>
22385 PR tree-optimization/69714
22386 * tree-ssa-math-opts.c (find_bswap_or_nop): Revert previous change.
22387 Return NULL if we have irrelevant high bytes on BIG_ENDIAN.
22389 2016-02-16 Claudiu Zissulescu <claziss@synopsys.com>
22391 * config/arc/arc-modes.def (CC_FPU, CC_FPU_UNEQ): New modes.
22392 * config/arc/arc-opts.h (FPU_SP, FPU_SF, FPU_SC, FPU_SD, FPU_DP)
22393 (FPU_DF, FPU_DC, FPU_DD, FXP_DP): Define.
22394 * config/arc/arc.c (arc_init): Check FPU options.
22395 (get_arc_condition_code): Handle new CC_FPU* modes.
22396 (arc_select_cc_mode): Likewise.
22397 (arc_conditional_register_usage): Allow 64 bit datum into even-odd
22398 register pair only. Allow access for ARCv2 accumulator.
22399 (gen_compare_reg): Whenever we have FPU support use FPU compare
22401 (arc_reorg): Don't generate brcc insns when FPU compare
22402 instructions are involved.
22403 * config/arc/arc.h (TARGET_DPFP): Add TARGET_FP_DPAX condition.
22404 (TARGET_OPTFPE): Add condition when ARC EM can use optimized
22405 floating point emulation.
22406 (ACC_REG_FIRST, ACC_REG_LAST, ACCL_REGNO, ACCH_REGNO): Define.
22407 (REVERSE_CONDITION): Add new CC_FPU* modes.
22408 (TARGET_FP_SP_BASE): Define.
22409 (TARGET_FP_DP_BASE): Likewise.
22410 (TARGET_FP_SP_FUSED): Likewise.
22411 (TARGET_FP_DP_FUSED): Likewise.
22412 (TARGET_FP_SP_CONV): Likewise.
22413 (TARGET_FP_DP_CONV): Likewise.
22414 (TARGET_FP_SP_SQRT): Likewise.
22415 (TARGET_FP_DP_SQRT): Likewise.
22416 (TARGET_FP_DP_AX): Likewise.
22417 * config/arc/arc.md (ARCV2_ACC): New constant.
22418 (type): New fpu type attribute.
22419 (SDF): Conditional iterator.
22420 (cstore<mode>, cbranch<mode>): Change expand condition.
22421 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3): New expands,
22422 handles FPU/FPX cases as well.
22423 * config/arc/arc.opt (mfpu): New option.
22424 * config/arc/fpx.md (addsf3_fpx, subsf3_fpx, mulsf3_fpx):
22426 (adddf3, muldf3, subdf3): Removed.
22427 * config/arc/predicates.md (proper_comparison_operator): Recognize
22429 * config/arc/fpu.md: New file.
22430 * doc/invoke.texi (ARC Options): Document mfpu option.
22432 2016-02-16 Richard Biener <rguenther@suse.de>
22434 PR rtl-optimization/69291
22435 * ifcvt.c (noce_try_store_flag_constants): Re-instantiate
22436 noce_operand_ok check.
22438 2016-02-16 Tom de Vries <tom@codesourcery.com>
22441 * omp-low.c (simd_clone_create): Remove call to
22442 symtab->call_cgraph_insertion_hooks.
22444 2016-02-16 Jakub Jelinek <jakub@redhat.com>
22446 PR tree-optimization/69802
22447 * tree-ssa-reassoc.c (update_range_test): If op is
22448 SSA_NAME_IS_DEFAULT_DEF, give up unless tem is a positive
22449 op == 1 test of precision 1 integral op, otherwise handle
22450 that case as op itself. Fix up formatting.
22451 (optimize_range_tests_to_bit_test, optimize_range_tests): Fix
22454 2016-02-16 Richard Biener <rguenther@suse.de>
22456 PR tree-optimization/69586
22457 * tree-vrp.c (register_edge_assert_for_2): Handle all integral
22458 types for conversion sources.
22460 2016-02-16 Richard Biener <rguenther@suse.de>
22462 PR middle-end/69801
22463 * fold-const.c (operand_equal_p): For COND_EXPR zero operand
22464 mask OEP_ADDRESS_OF.
22466 2016-02-16 Alan Modra <amodra@gmail.com>
22469 * config/rs6000/rs6000.md (reload_vsx_from_gprsf): Rewrite splitter.
22470 (p8_mtvsrd_df, p8_mtvsrd_sf): New.
22471 (p8_mtvsrd_1, p8_mtvsrd_2): Delete.
22473 (p8_mtvsrwz_1, p8_mtvsrwz_2): Delete.
22474 (p8_xxpermdi_<mode>): Take two DF inputs rather than one TF.
22475 (p8_fmrgow_<mode>): Likewise.
22476 (reload_vsx_from_gpr<mode>): Make clobber IF. Adjust for above
22478 (reload_fpr_from_gpr<mode>): Similarly. Use "d" for op0 constraint.
22479 (reload_vsx_from_gprsf): Use p8_mtvsrd_sf rather than attempting
22480 to use movdi_internal64. Remove op0_di.
22481 * config/rs6000/vsx.md (vsx_xscvspdpn_directmove): Make op1 SFmode.
22483 2016-02-15 Evandro Menezes <e.menezes@samsung.com>
22485 Add support for the FCCMP insn types
22487 * config/aarch64/aarch64.md (fccmp): Change insn type.
22488 (fccmpe): Likewise.
22489 * config/aarch64/thunderx.md (thunderx_fcmp): Add "fccmp{s,d}" types.
22490 * config/arm/cortex-a53.md (cortex_a53_fpalu): Likewise.
22491 * config/arm/cortex-a57.md (cortex_a57_fp_cmp): Likewise.
22492 * config/arm/xgene1.md (xgene1_fcmp): Likewise.
22493 * config/arm/exynos-m1.md (exynos_m1_fp_ccmp): New insn reservation.
22494 * config/arm/types.md (fccmps): Add new insn type.
22495 (fccmpd): Likewise.
22497 2016-02-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
22499 * alias.c (get_alias_set): Fix a typo in comment.
22501 2016-02-15 Richard Biener <rguenther@suse.de>
22503 PR tree-optimization/69595
22504 * match.pd: Complete range test simplification to true.
22506 2016-02-15 Bernd Schmidt <bschmidt@redhat.com>
22508 PR rtl-optimization/69648
22509 * lra-constraints.c (update_ebb_live_info): Don't remove sets of
22510 pic_offset_table_rtx.
22512 PR rtl-optimization/69752
22513 * ira.c (update_equiv_regs): When looking for more than a single SET,
22514 also take other side effects into account.
22516 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
22518 * config/s390/s390.c (s390_function_profiler): Add a new sequence
22519 for z900+ CPUs in 31-bit mode.
22521 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
22523 * common/config/s390/s390-common.c (s390_supports_split_stack):
22525 (TARGET_SUPPORTS_SPLIT_STACK): New macro.
22526 * config/s390/s390-protos.h: Add s390_expand_split_stack_prologue.
22527 * config/s390/s390.c (struct machine_function): New field
22528 split_stack_varargs_pointer.
22529 (s390_register_info): Mark r12 as clobbered if it'll be used as temp
22530 in s390_emit_prologue.
22531 (s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack
22533 (morestack_ref): New global.
22534 (SPLIT_STACK_AVAILABLE): New macro.
22535 (s390_expand_split_stack_prologue): New function.
22536 (s390_live_on_entry): New function.
22537 (s390_va_start): Use split-stack vararg pointer if appropriate.
22538 (s390_asm_file_end): Emit the split-stack note sections.
22539 (TARGET_EXTRA_LIVE_ON_ENTRY): New macro.
22540 * config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec.
22541 (UNSPECV_SPLIT_STACK_CALL): New unspec.
22542 (UNSPECV_SPLIT_STACK_DATA): New unspec.
22543 (split_stack_prologue): New expand.
22544 (split_stack_space_check): New expand.
22545 (split_stack_data): New insn.
22546 (split_stack_call): New expand.
22547 (split_stack_call_*): New insn.
22548 (split_stack_cond_call): New expand.
22549 (split_stack_cond_call_*): New insn.
22551 2016-02-15 Richard Biener <rguenther@suse.de>
22553 PR tree-optimization/69783
22554 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
22555 Add trivially correct cases.
22557 2016-02-15 Tom de Vries <tom@codesourcery.com>
22560 * lto-cgraph.c (input_offload_tables): Add and handle bool parameter
22562 * lto-streamer.h (input_offload_tables): Add and handle bool parameter.
22564 2016-02-15 Richard Biener <rguenther@suse.de>
22566 PR tree-optimization/69776
22567 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
22568 * tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to
22569 indicate whether we can use TBAA to disambiguate against stores.
22570 Use alias-set zero if not.
22571 (visit_reference_op_store): Do not use TBAA when looking up
22573 * tree-ssa-pre.c (compute_avail): Use TBAA here.
22574 (eliminate_dom_walker::before_dom_children): But not when looking
22575 up redundant stores.
22577 2016-02-14 John David Anglin <danglin@gcc.gnu.org>
22579 * config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New.
22581 2016-02-14 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
22583 * config/i386/znver1.md
22584 (znver1_pop, znver1_pop_mem,
22585 znver1_load_imov_double_store,
22586 znver1_load_imov_direct_store,
22587 znver1_load_imov_direct_load,
22588 znver1_load_imov_double_load): Add new.
22589 (znver1_insn, znver1_insn_load): Add icmov type.
22590 (znver1_sseavx_fma,
22591 znver1_sseavx_fma_load,
22593 znver1_avx256_fma_load): Fix pipe usage.
22595 2016-02-14 Alan Modra <amodra@gmail.com>
22598 * reload.c (find_reloads_address_1): For pre/post-inc/dec
22599 with an invalid hard reg, reload just the reg not the entire
22600 pre/post-inc/dec address expression.
22602 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
22605 * config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with
22606 fixed R1_REG scratch reg.
22607 (sibcall_value_pcrel_fdpic): Likewise.
22609 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
22613 * config/sh/sh.md (*zero_extract_3): New insn_and_split pattern.
22615 2016-02-12 Walter Lee <walt@tilera.com>
22617 * config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD.
22618 * config/tilegx/t-tilegx: Likewise.
22620 2016-02-12 David Malcolm <dmalcolm@redhat.com>
22623 * diagnostic-show-locus.c (struct line_span): New struct.
22624 (layout::get_first_line): Delete.
22625 (layout::get_last_line): Delete.
22626 (layout::get_num_line_spans): New member function.
22627 (layout::get_line_span): Likewise.
22628 (layout::print_heading_for_line_span_index_p): Likewise.
22629 (layout::get_expanded_location): Likewise.
22630 (layout::calculate_line_spans): Likewise.
22631 (layout::m_first_line): Delete.
22632 (layout::m_last_line): Delete.
22633 (layout::m_line_spans): New field.
22634 (layout::layout): Update comment. Replace m_first_line and
22635 m_last_line with m_line_spans, replacing their initialization
22636 with a call to calculate_line_spans.
22637 (diagnostic_show_locus): When printing source lines and
22638 annotations, rather than looping over a single span
22639 of lines, instead loop over each line_span within
22640 the layout, with an inner loop over the lines within them.
22641 Call the context's start_span callback when changing line spans.
22642 * diagnostic.c (diagnostic_initialize): Initialize start_span.
22643 (diagnostic_build_prefix): Break out the building of the location
22644 part of the string into...
22645 (diagnostic_get_location_text): ...this new function, rewriting
22646 it from nested ternary expressions to a sequence of "if"
22648 (default_diagnostic_start_span_fn): New function.
22649 * diagnostic.h (diagnostic_start_span_fn): New typedef.
22650 (diagnostic_context::start_span): New field.
22651 (default_diagnostic_start_span_fn): New prototype.
22653 2016-02-12 David Malcolm <dmalcolm@redhat.com>
22656 * gcc.c (driver::finalize): Fix cleanup of "specs".
22658 2016-02-12 David Malcolm <dmalcolm@redhat.com>
22662 * gcc.c (driver::driver): Initialize m_option_suggestions.
22663 (driver::~driver): Clean up m_option_suggestions.
22664 (suggest_option): Convert to...
22665 (driver::suggest_option): ...this, and split out into
22666 driver::build_option_suggestions and find_closest_string.
22667 (driver::build_option_suggestions): New function, from
22668 first half of suggest_option. Special-case
22669 OPT_fsanitize_ and OPT_fsanitize_recover_, making use of
22670 the sanitizer_opts array. For options of enum types, add the
22671 various enum values to the candidate strings.
22672 (driver::handle_unrecognized_options): Remove "const".
22673 * gcc.h (driver::handle_unrecognized_options): Likewise.
22674 (driver::build_option_suggestions): New decl.
22675 (driver::suggest_option): New decl.
22676 (driver::m_option_suggestions): New field.
22677 * opts-common.c (add_misspelling_candidates): New function.
22678 * opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s
22679 and make non-static.
22680 * opts.h (sanitizer_opts): New array decl.
22681 (add_misspelling_candidates): New function decl.
22682 * spellcheck.c (find_closest_string): New function.
22683 * spellcheck.h (find_closest_string): New function decl.
22685 2016-02-12 Jakub Jelinek <jakub@redhat.com>
22687 PR rtl-optimization/69764
22688 PR rtl-optimization/69771
22689 * optabs.c (expand_binop_directly): For shift_optab_p, force
22690 convert_modes with VOIDmode if xop1 has VOIDmode.
22692 2016-02-12 Ilya Enkovich <enkovich.gnu@gmail.com>
22695 * lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args
22696 to correctly determine instrumentation thunks.
22698 2016-02-12 Jakub Jelinek <jakub@redhat.com>
22701 * ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE
22702 type by reference, force lhs on the call.
22705 * ipa-split.c (split_function): Don't compute/use main_part_return_p.
22706 Compute retval and retbnd early in all cases if split_part_return_p
22707 and return_bb is not EXIT. Remove all clobber stmts and reset
22708 all debug stmts that refer to SSA_NAMEs defined in split part,
22709 except if it is retval, in that case replace the old retval with the
22710 lhs of the call to the split part.
22712 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
22715 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
22717 PR middle-end/66726
22718 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
22719 whose result is used in PHI.
22720 (maybe_optimize_range_tests): Likewise.
22721 (final_range_test_p): Likweise.
22723 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
22725 PR middle-end/66726
22726 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
22727 whose result is used in PHI.
22728 (maybe_optimize_range_tests): Likewise.
22729 (final_range_test_p): Likweise.
22731 2016-02-12 Jakub Jelinek <jakub@redhat.com>
22733 * cgraph.c: Spelling fixes - behaviour -> behavior and
22734 neighbour -> neighbor.
22735 * target.def: Likewise.
22736 * sel-sched.c: Likewise.
22737 * config/mips/mips.c: Likewise.
22738 * config/arc/arc.md: Likewise.
22739 * config/arm/cortex-a57.md: Likewise.
22740 * config/arm/arm.c: Likewise.
22741 * config/arm/neon.md: Likewise.
22742 * config/arm/arm-c.c: Likewise.
22743 * config/vms/vms-c.c: Likewise.
22744 * config/s390/s390.c: Likewise.
22745 * config/i386/znver1.md: Likewise.
22746 * config/i386/i386.c: Likewise.
22747 * config/ia64/hpux-unix2003.h: Likewise.
22748 * config/msp430/msp430.md: Likewise.
22749 * config/rx/rx.c: Likewise.
22750 * config/rx/rx.md: Likewise.
22751 * config/aarch64/aarch64-simd.md: Likewise.
22752 * config/aarch64/aarch64.c: Likewise.
22753 * config/nvptx/nvptx.c: Likewise.
22754 * config/bfin/bfin.c: Likewise.
22755 * config/cris/cris.opt: Likewise.
22756 * config/rs6000/rs6000.c: Likewise.
22757 * target.h: Likewise.
22758 * spellcheck.c: Likewise.
22759 * ira-build.c: Likewise.
22760 * tree-inline.c: Likewise.
22761 * builtins.c: Likewise.
22762 * lra-constraints.c: Likewise.
22763 * explow.c: Likewise.
22764 * hwint.h: Likewise.
22765 * targhooks.c: Likewise.
22766 * tree-vect-data-refs.c: Likewise.
22767 * expr.c: Likewise.
22768 * doc/tm.texi: Likewise.
22769 * doc/extend.texi: Likewise.
22770 * doc/install.texi: Likewise.
22771 * doc/md.texi: Likewise.
22772 * tree-ssa-tail-merge.c: Likewise.
22773 * sched-int.h: Likewise.
22774 * match.pd: Likewise.
22775 * sched-ebb.c: Likewise.
22776 * target.def (omit_struct_return_reg): Likewise.
22777 * gimple-ssa-isolate-paths.c: Likewise.
22778 (find_implicit_erroneous_behaviour): Renamed to...
22779 (find_implicit_erroneous_behavior): ... this.
22780 (find_explicit_erroneous_behaviour): Renamed to...
22781 (find_explicit_erroneous_behavior): ... this.
22782 (gimple_ssa_isolate_erroneous_paths): Adjust caller.
22784 2016-02-11 Segher Boessenkool <segher@kernel.crashing.org>
22786 PR rtl-optimization/64682
22787 PR rtl-optimization/69567
22788 PR rtl-optimization/69737
22789 * combine.c (distribute_notes) <REG_DEAD>: If the register is set
22790 in I2 as well, just lose it.
22792 2016-02-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22794 * config/aarch64/aarch64.c (aarch64_last_printed_arch_string):
22796 (aarch64_last_printed_tune_string): Likewise.
22797 (aarch64_declare_function_name): Only output .arch assembler
22798 directive if it will be different from the previously output
22799 directive. Same for .tune comment but only if -dA is set.
22800 (aarch64_start_file): New function.
22801 (TARGET_ASM_FILE_START): Define.
22803 2016-02-11 David Malcolm <dmalcolm@redhat.com>
22806 * Makefile.in (PLUGIN_HEADERS): Add params.list.
22808 2016-02-11 Jakub Jelinek <jakub@redhat.com>
22811 * tree-vect-slp.c (vect_schedule_slp_instance): Avoid
22812 -Wmaybe-uninitialized warning.
22814 2016-02-11 Oleg Endo <olegendo@gcc.gnu.org>
22817 * config/sh/sh.md (casesi_worker_0): Add T_REG use.
22819 2016-02-11 Richard Biener <rguenther@suse.de>
22821 PR rtl-optimization/69291
22822 * ifcvt.c (noce_try_store_flag_constants): Do not allow
22823 subexpressions affected by changing the result.
22825 2016-02-10 Vladimir Makarov <vmakarov@redhat.com>
22828 * lra-constraints.c (curr_insn_transform): Find in/out operands
22829 for secondary memory moves. Update dups.
22831 2016-02-10 Yuri Rumyantsev <ysrumyan@gmail.com>
22833 PR tree-optimization/69652
22834 * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1
22835 to nested loop, did source re-formatting, skip debug statements,
22836 add check on statement with volatile operand, remove dead scalar
22839 2016-02-10 Jakub Jelinek <jakub@redhat.com>
22840 Patrick Palka <ppalka@gcc.gnu.org>
22844 * gimplify.c (gimplify_modify_expr): Set lhs even for noreturn
22845 calls if the return type is TREE_ADDRESSABLE.
22846 * cgraphunit.c (cgraph_node::expand_thunk): Likewise.
22847 * ipa-split.c (split_function): Fix doubled "we" in comment.
22848 Use void return type for the split part even if
22849 !split_point->split_part_set_retval.
22851 2016-02-10 Bin Cheng <bin.cheng@arm.com>
22853 PR tree-optimization/68021
22854 * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if
22855 when computing the value of biv cand by itself.
22857 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
22859 * config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion.
22860 (cortexa57_tunings): Likewise.
22861 (cortexa72_tunings): Likewise.
22862 (arch_macro_fusion_pair_p): Add support for AES fusion.
22863 * config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry.
22864 * config/arm/aarch-common.c (aarch_crypto_can_dual_issue):
22865 Allow virtual registers before reload so early scheduling works.
22866 * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use
22867 correct latency and pipeline.
22868 (cortex_a57_crypto_complex): Likewise.
22869 (cortex_a57_crypto_xor): Likewise.
22870 (define_bypass): Add AES bypass.
22872 2016-02-10 Richard Biener <rguenther@suse.de>
22874 PR tree-optimization/69726
22875 * passes.def: Add DCE pass before late uninit.
22876 * match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to
22877 really fixup if-conversions job.
22879 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
22881 * config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion.
22882 (arm_cortex_a57_tune): Likewise.
22883 (aarch_macro_fusion_pair_p): Add support for AES fusion.
22884 * config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC.
22886 2016-02-10 Eric Botcazou <ebotcazou@adacore.com>
22888 * timevar.def (TV_PHASE_DBGINFO): Delete.
22889 (TV_PHASE_CHECK_DBGINFO): Likewise.
22890 * varpool.c (varpool_node::assemble_decl): Do not change timevar.
22892 2016-02-10 Richard Biener <rguenther@suse.de>
22894 PR tree-optimization/69719
22895 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
22896 Adjust previous fix by ensuring that dr_a1 is left of dr_a2.
22898 2016-02-09 Andrew Pinski <apinski@cavium.com>
22901 * optabs-tree.c (expand_vec_cond_expr_p): Don't early return if
22902 get_vcond_mask_icode returns false.
22904 2016-02-09 Michael Meissner <meissner@linux.vnet.ibm.com>
22907 * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing
22908 an ADDIS that adds a pointer to a large constant that sets the
22909 upper16 bits with a load operation.
22911 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
22914 * config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane
22916 * config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big
22918 (vzipq_s16): Likewise.
22919 (vzipq_s32): Likewise.
22920 (vzipq_f32): Likewise.
22921 (vzipq_u8): Likewise.
22922 (vzipq_u16): Likewise.
22923 (vzipq_u32): Likewise.
22924 (vzipq_p8): Likewise.
22925 (vzipq_p16): Likewise.
22927 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
22930 * config/arm/arm.c (neon_endian_lane_map): New function.
22931 (neon_vector_pair_endian_lane_map): New function.
22932 (arm_evpc_neon_vuzp): Allow for big endian lane order.
22933 * config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big
22935 (vuzpq_s16): Likewise.
22936 (vuzpq_s32): Likewise.
22937 (vuzpq_f32): Likewise.
22938 (vuzpq_u8): Likewise.
22939 (vuzpq_u16): Likewise.
22940 (vuzpq_u32): Likewise.
22941 (vuzpq_p8): Likewise.
22942 (vuzpq_p16): Likewise.
22944 2016-02-11 Alexandre Oliva <aoliva@redhat.com>
22947 * regstat.c (regstat_bb_compute_calls_crossed): Disregard
22950 2016-02-09 Uros Bizjak <ubizjak@gmail.com>
22952 * config/i386/i386.md (insv<mode>_1): Use gen_int_mode to
22953 truncate const_int operand 1 to QImode.
22955 2016-02-09 Eric Botcazou <ebotcazou@adacore.com>
22957 * gimple-ssa-backprop.c (optimize_phi): Do not replace an argument
22958 corresponding to an abnormal edge.
22960 2016-02-09 Tom de Vries <tom@codesourcery.com>
22962 PR tree-optimization/69599
22963 * tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New
22965 (find_func_aliases_for_builtin_call, find_func_clobbers)
22966 (ipa_pta_execute): Handle case that foo and foo._0 are not in same lto
22969 2016-02-09 Richard Biener <rguenther@suse.de>
22971 PR tree-optimization/69715
22972 * tree-ssa.c (execute_update_addresses_taken): Mark non-decl
22973 LHS on calls as non-rewritable.
22975 2016-02-09 Tom de Vries <tom@codesourcery.com>
22978 * lto-wrapper.c (append_diag_options): New function.
22979 (compile_offload_image): Call append_diag_options.
22981 2016-02-08 Sandra Loosemore <sandra@codesourcery.com>
22984 * doc/extend.texi (Flag Output Operands): Correct sectioning.
22985 Minor copy-edit to fix verb tenses.
22987 2016-02-08 Jakub Jelinek <jakub@redhat.com>
22989 PR tree-optimization/69209
22990 * ipa-split.c (split_function): If split part is not
22991 returning retval, retval has gimple type but is not
22992 gimple value, force it into a SSA_NAME first.
22994 2016-02-08 Nicklas Bo Jensen <nbjensen@gmail.com>
22996 * doc/tree-ssa.texi (Preserving the virtual SSA form): Remove
22999 2016-02-08 Jason Merrill <jason@redhat.com>
23002 * convert.c (convert_to_integer_1): Check dofold on truncation
23004 (convert_to_pointer_maybe_fold, convert_to_real_maybe_fold)
23005 (convert_to_integer_maybe_fold, convert_to_complex_maybe_fold):
23006 Rename from *_nofold.
23007 * convert.h (convert_to_pointer_nofold, convert_to_integer_nofold)
23008 (convert_to_real_nofold, convert_to_complex_nofold): New inlines.
23010 2016-02-08 Bernd Schmidt <bschmidt@redhat.com>
23013 * tree.c (build_common_tree_nodes): Remove short_double argument.
23014 All callers changed.
23015 * tree.h (build_common_tree_nodes): Adjust declaration.
23016 * doc/invoke.texi (-fshort-double): Remove documentation.
23017 * config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
23018 MULTILIB_EXCEPTIONS): Remove -fshort-double variant.
23019 * lto-wrapper.c (merge_and_complain, append_compiler_options)
23020 (append_linker_options): Don't handle OPT_fshort_double.
23022 PR rtl-optimization/68730
23023 * lra-remat.c (insn_to_cand_activation): New static variable.
23024 (lra_remat): Allocate and free it.
23025 (create_cand): New arg activation. Initialize a field in
23026 insn_to_cand_activation if it is nonnull.
23027 (create_cands): Pass the activation insn to create_cand when making
23028 a candidate involving an output reload. Reorganize code a little.
23029 (do_remat): Keep track of active status of candidates in a separate
23032 2016-02-08 Richard Biener <rguenther@suse.de>
23034 PR tree-optimization/69719
23035 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
23036 Properly use absolute of the difference of the two offsets to
23037 compare or adjust the segment length.
23039 2016-02-08 Richard Biener <rguenther@suse.de>
23040 Jeff Law <law@redhat.com>
23043 * tree-ssanames.c (make_ssa_name_fn): Always use unqualified
23044 types for anonymous SSA names.
23046 2016-02-08 Richard Biener <rguenther@suse.de>
23048 PR rtl-optimization/69274
23049 * ira.c (ira_setup_alts): Do not change recog_data.operand order.
23051 2016-02-08 Jeff Law <law@redhat.com>
23053 PR tree-optimization/65917
23054 * tree-ssa-dom.c (record_temporary_equivalences): Record both
23055 equivalences from if (x == y) style conditionals.
23056 (loop_depth_of_name): Remove.
23057 (record_equality): Remove loop depth check.
23058 * tree-ssa-scopedtables.h (const_and_copies): Refine comments.
23059 (const_and_copies::record_const_or_copy_raw): New member function.
23060 * tree-ssa-scopedtables.c
23061 (const_and_copies::record_const_or_copy_raw): New, factored out of
23062 (const_and_copies::record_const_or_copy): Call new member function.
23064 2016-02-05 Jeff Law <law@redhat.com>
23066 PR tree-optimization/68541
23067 * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h.
23068 (count_stmts_in_block): New function.
23069 (poor_ifcvt_candidate_code): Likewise.
23070 (is_feasible_trace): Add some heuristics to determine when path
23071 splitting is profitable.
23072 (find_block_to_duplicate_for_splitting_paths): Make sure the graph
23073 is a diamond with a single exit.
23075 2016-02-05 Martin Sebor <msebor@redhat.com>
23078 * doc/invoke.texi: Update -Wplacement-new to take an optional
23081 2016-02-06 Richard Henderson <rth@redhat.com>
23084 * tree.c (tree_nop_conversion_p): Do not strip casts into or
23085 out of non-standard address spaces.
23087 2016-02-05 Jakub Jelinek <jakub@redhat.com>
23089 PR rtl-optimization/69691
23090 * lra-eliminations.c (move_plus_up): Don't add the addend twice.
23092 2016-02-05 Pat Haugen <pthaugen@us.ibm.com>
23094 * config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
23095 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
23096 (*ieee128_mfvsrd_64bit): Likewise.
23097 (*ieee128_mfvsrd_32bit): Likewise.
23099 2016-02-05 Ilya Enkovich <enkovich.gnu@gmail.com>
23103 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
23105 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
23106 instrumented_version.
23108 2016-01-05 Jeremy Bennett <jeremy.bennett@embecosm.com>
23110 * doc/invoke.texi (Optimize Options): In table of --param options
23111 rename second occurrence of tracer-min-branch-ratio to
23112 tracer-min-branch-probability, rename
23113 tracer-min-branch-ratio-feedback to
23114 tracer-min-branch-probability-feedback and clarify description,
23115 rename sched-spec-state-edge-prob-cutoff to
23116 sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename
23117 to selsched-insns-to-rename, rename lto-minpartition to
23118 lto-min-partition, delete reorder-blocks-duplicate and
23119 reorder-blocks-duplicate-feedback.
23121 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
23123 * config/s390/s390.c (s390_register_info_set_ranges): Remove
23126 2016-02-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
23128 * doc/extend.texi: S/390: Correct some typos.
23130 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
23132 * config/s390/s390.c (s390_emit_call): Add missing 64 bit check.
23134 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
23137 * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines.
23138 (s390_register_info_gprtofpr): Use new macros above.
23139 (s390_register_info_stdarg_fpr): Adjust max_fpr to better match
23141 (s390_register_info_stdarg_gpr): Adjust max_gpr to better match
23142 its name. Adjust restore and save gpr ranges.
23143 (s390_register_info_set_ranges): New function.
23144 (s390_register_info): Use new macros above. Call
23145 s390_register_info_set_ranges.
23146 (s390_optimize_register_info): Likewise.
23147 (s390_hard_regno_rename_ok): Use new macros.
23148 (s390_hard_regno_scratch_ok): Likewise.
23149 (s390_emit_epilogue): Likewise.
23150 (s390_can_use_return_insn): Likewise.
23151 (s390_optimize_prologue): Likewise.
23152 * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants.
23154 2016-02-05 Jakub Jelinek <jakub@redhat.com>
23157 * config/i386/i386.c (convert_scalars_to_vector): Readd stack
23159 (ix86_option_override_internal): Disable TARGET_STV even for
23160 -m{incoming,preferred}-stack-boundary=3.
23162 2016-02-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
23164 * config.gcc: Mark deprecated rtems targets as obsolete.
23166 2016-02-04 Segher Boessenkool <segher@kernel.crashing.org>
23168 PR rtl-optimization/64682
23169 PR rtl-optimization/69567
23170 * combine.c (distribute_notes) <REG_DEAD>: Place the death note
23171 before I2 only if the register is both used and set in I2.
23173 2016-02-04 DJ Delorie <dj@redhat.com>
23175 * config/msp430/msp430.c (msp430_start_function): Add function type.
23177 2016-02-04 Jakub Jelinek <jakub@redhat.com>
23180 * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.
23182 2016-02-04 Uros Bizjak <ubizjak@gmail.com>
23184 PR rtl-optimization/69577
23186 2015-10-29 Richard Henderson <rth@redhat.com>
23190 * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten
23191 sse check to the exact conditions of PR 67609.
23193 2016-02-04 Michael Meissner <meissner@linux.vnet.ibm.com>
23196 * config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint
23197 instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are
23198 not allowed into the traditional Altivec registers.
23199 (movtd_64bit_nodm): Likewise.
23200 (mov<mode>_32bit, FMOVE128_FPR iterator): Likewise.
23202 2016-02-04 David Malcolm <dmalcolm@redhat.com>
23204 * config/aarch64/cortex-a57-fma-steering.c
23205 (aarch64_register_fma_steering): Remove "static" from arguments
23208 2016-02-04 Wilco Dijkstra <wdijkstr@arm.com>
23211 * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
23212 twice when complex.
23214 2016-02-04 Mike Frysinger <vapier@gentoo.org>
23216 * doc/invoke.texi: Delete -mno-fma4.
23218 2016-02-04 Richard Sandiford <richard.sandiford@arm.com>
23220 PR rtl-optimization/69577
23221 * reginfo.c (record_subregs_of_mode): Add a partial_def parameter.
23222 (find_subregs_of_mode): Update accordingly. Iterate over partial
23225 2016-02-04 Alan Lawrence <alan.lawrence@arm.com>
23227 * config/arm/arm-protos.h (neon_reinterpret): Remove.
23228 * config/arm/arm.c (neon_reinterpret): Remove.
23229 * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi,
23230 vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi,
23231 vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di,
23232 vreinterpretti): Remove.
23233 * config/arm/neon.md (neon_vreinterpretv8qi<mode>,
23234 neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
23235 neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
23236 neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
23237 neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
23238 neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove.
23239 * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32,
23240 vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64,
23241 vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32,
23242 vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32,
23243 vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64,
23244 vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8,
23245 vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8,
23246 vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8,
23247 vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64,
23248 vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16,
23249 vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16,
23250 vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16,
23251 vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64,
23252 vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32,
23253 vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32,
23254 vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32,
23255 vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8,
23256 vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8,
23257 vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8,
23258 vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64,
23259 vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16,
23260 vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16,
23261 vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16,
23262 vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64,
23263 vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32,
23264 vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32,
23265 vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32,
23266 vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64,
23267 vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8,
23268 vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8,
23269 vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64,
23270 vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8,
23271 vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16,
23272 vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16,
23273 vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64,
23274 vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16,
23275 vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32,
23276 vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32,
23277 vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64,
23278 vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32,
23279 vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8,
23280 vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64,
23281 vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8,
23282 vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8,
23283 vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32,
23284 vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64,
23285 vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16,
23286 vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16,
23287 vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32,
23288 vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64,
23289 vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16,
23290 vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16,
23291 vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16,
23292 vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64,
23293 vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16,
23294 vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16,
23295 vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16,
23296 vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64,
23297 vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16,
23298 vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16,
23299 vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16,
23300 vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64,
23301 vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16,
23302 vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16,
23303 vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16,
23304 vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128,
23305 vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16,
23306 vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16,
23307 vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16,
23308 vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128,
23309 vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16,
23310 vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16,
23311 vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16,
23312 vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128,
23313 vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16,
23314 vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16,
23315 vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16,
23316 vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128,
23317 vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8,
23318 vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16,
23319 vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16,
23320 vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64,
23321 vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64,
23322 vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8,
23323 vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8,
23324 vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64,
23325 vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64,
23326 vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32,
23327 vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8,
23328 vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64,
23329 vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64,
23330 vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32,
23331 vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8,
23332 vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64,
23333 vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64,
23334 vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32,
23335 vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts.
23337 2016-02-04 Martin Liska <mliska@suse.cz>
23340 * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls
23341 that are gimple_store_p.
23342 (maybe_instrument_call): Likewise.
23344 2016-02-04 Bin Cheng <bin.cheng@arm.com>
23346 * config/aarch64/aarch64.c (aarch64_legitimize_address): Force
23347 register scaling out of memory reference and comment why.
23349 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
23353 * cse.c (cse_insn): Pass NULL to fold_rtx when initially
23354 folding the source of a SET.
23356 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
23360 * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract
23361 the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx.
23363 2016-02-04 Jim Wilson <jim.wilson@linaro.org>
23367 * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and
23370 2016-02-04 Christian Bruel <christian.bruel@st.com>
23372 * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo.
23373 * config/arm/arm.c (arm_set_current_function): Likewise.
23375 2016-02-04 Jakub Jelinek <jakub@redhat.com>
23376 Ilya Enkovich <enkovich.gnu@gmail.com>
23377 H.J. Lu <hongjiu.lu@intel.com>
23380 * config/i386/i386.c (convert_scalars_to_vector): Remove
23381 stack alignment fixes.
23382 (ix86_option_override_internal): Disable TARGET_STV if stack
23383 might not be aligned enough.
23384 (ix86_minimum_alignment): Assert that TARGET_STV is false.
23386 2016-02-04 Victoria Stepanyan <victoria.stepanyan@amd.com>
23388 * config/i386/x86-tune.def: Disable default prefetching
23391 2016-02-03 Michael Meissner <meissner@linux.vnet.ibm.com>
23392 Vladimir Makarov <vmakarov@redhat.com>
23395 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
23396 in validating fused toc addresses.
23398 2016-02-03 Jakub Jelinek <jakub@redhat.com>
23401 * diagnostic-show-locus.c (layout::get_state_at_point): Don't read
23402 range->m_caret fields if range->m_show_caret_p is false.
23405 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
23406 Force oldval into register if it does not satisfy reg_or_short_operand
23407 predicate. Fix up formatting.
23409 2016-02-03 Vladimir Makarov <vmakarov@redhat.com>
23410 Alexandre Oliva <aoliva@redhat.com>
23413 * lra-constraints.c (simplify_operand_subreg): Check additionally
23414 address validity after potential reloading.
23415 (process_address_1): Check insns validity. In case of failure do
23418 2016-02-03 Kirill Yukhin <kirill.yukhin@intel.com>
23421 * config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
23424 2016-02-02 Jakub Jelinek <jakub@redhat.com>
23426 * wide-int.cc (canonize_uhwi): New function.
23427 (wi::divmod_internal): Use it.
23429 2016-02-02 James Norris <jnorris@codesourcery.com>
23431 * gimplify.c (omp_notice_variable): Add usage check.
23433 2016-02-02 Alexander Monakov <amonakov@ispras.ru>
23435 * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU
23436 like LE, GE, LT, GT when emitting relational operator.
23438 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
23440 * ira-costs.c (find_costs_and_classes): Add extra argument.
23441 * target.def (ira_change_pseudo_allocno_class): Add parameter.
23442 * targhooks.h (ira_change_pseudo_allocno_class): Likewise.
23443 * targhooks.c (ira_change_pseudo_allocno_class): Likewise.
23444 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class)
23445 Add best_class parameter, and return it if not ALL_REGS.
23446 * config/mips/mips.c (mips_ira_change_pseudo_allocno_class):
23448 * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS):
23449 Update target hook.
23451 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
23453 * config/aarch64/aarch64.c
23454 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define.
23455 (aarch64_ira_change_pseudo_allocno_class): New function.
23457 2016-02-02 Uros Bizjak <ubizjak@gmail.com>
23460 * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.
23462 2016-02-02 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
23464 * config/avr/avr.c (avr_option_override): Set
23465 PARAM_ALLOW_STORE_DATA_RACES to 1.
23467 2016-02-02 Richard Biener <rguenther@suse.de>
23469 PR tree-optimization/69595
23470 * match.pd: Add range test simplifications to true/false.
23472 2016-02-02 Thomas Schwinge <thomas@codesourcery.com>
23474 * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
23475 * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
23478 2016-02-02 Richard Biener <rguenther@suse.de>
23480 PR tree-optimization/69606
23481 * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
23482 info on the result before moving a stmt.
23484 2016-02-02 Yuri Rumyantsev <ysrumyan@gmail.com>
23486 PR middle-end/68542
23487 * config/i386/i386.c (ix86_expand_branch): Add support for conditional
23488 branch with vector comparison.
23489 * config/i386/sse.md (VI48_AVX): New mode iterator.
23490 (define_expand "cbranch<mode>4): Add support for conditional branch
23491 with vector comparison.
23492 * tree-vect-loop.c (optimize_mask_stores): New function.
23493 * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize
23494 has_mask_store field of vect_info.
23495 * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for
23496 vectorized loops having masked stores after vec_info destroy.
23497 * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and
23498 correspondent macros.
23499 (optimize_mask_stores): Add prototype.
23501 2016-02-02 Alan Modra <amodra@gmail.com>
23504 * config/rs6000/predicates.md (quad_int_reg_operand): Don't
23507 2016-02-02 Alan Modra <amodra@gmail.com>
23510 * config/rs6000/rs6000.c (need_toc_init): New var, set it
23511 whenever toc_label_name used.
23512 (rs6000_file_start): Don't set up toc section here,
23513 (rs6000_output_function_epilogue): do so here instead,
23514 (rs6000_xcoff_file_start): and here.
23515 * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
23516 (load_toc_aix_di): Likewise.
23518 2016-02-01 Jakub Jelinek <jakub@redhat.com>
23520 PR rtl-optimization/69592
23521 * rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
23522 (cached_nonzero_bits): Use it instead of ARITHMETIC_P.
23523 (num_sign_bit_copies_binary_arith_p): New inline function.
23524 (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
23526 2016-02-01 Jeff Law <law@redhat.com>
23528 PR tree-optimization/69580
23529 * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
23530 * tree-ssa-threadbackward.c
23531 (fsm_find_control_statement_thread_paths): Do not try to walk
23532 through large PHI nodes.
23534 2016-02-01 Jakub Jelinek <jakub@redhat.com>
23536 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false
23537 when count is incremented above limit, don't analyze further
23540 * omp-low.c (oacc_parse_default_dims): Avoid
23541 -Wsign-compare warning, make sure value fits into int
23542 rather than just unsigned int.
23544 2016-02-01 Bin Cheng <bin.cheng@arm.com>
23546 PR tree-optimization/67921
23547 * fold-const.c (split_tree): New parameters. Convert pointer
23548 type variable part to proper type before negating.
23549 (fold_binary_loc): Pass new arguments to split_tree.
23551 2016-02-01 Nathan Sidwell <nathan@codesourcery.com>
23553 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New.
23554 (nvptx_goacc_validate_dims): Extend to handle global defaults.
23555 * target.def (OACC_VALIDATE_DIMS): Extend documentation.
23556 * doc/tm.texti: Rebuilt.
23557 * doc/invoke.texi (fopenacc-dim): Document.
23558 * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case.
23559 (append_compiler_options): Likewise.
23560 * omp-low.c (oacc_default_dims, oacc_min_dims): New.
23561 (oacc_parse_default_dims): New.
23562 (oacc_validate_dims): Add USED arg. Select non-unity default when
23564 (oacc_loop_fixed_partitions): Return mask of used partitions.
23565 (oacc_loop_auto_partitions): Emit dump info.
23566 (oacc_loop_partition): Return mask of used partitions.
23567 (execute_oacc_device_lower): Parse default dimension arg. Adjust
23568 loop partitioning and validation calls.
23570 2016-02-01 Richard Biener <rguenther@suse.de>
23572 PR middle-end/69556
23573 * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.
23575 2016-02-01 Richard Biener <rguenther@suse.de>
23577 PR tree-optimization/69574
23578 * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead
23579 of asserting return chrec_dont_know.
23581 2016-02-01 Martin Liska <mliska@suse.cz>
23583 * mem-stats-traits.h: Add copyright header.
23584 * mem-stats.h: Likewise.
23586 2016-02-01 Richard Biener <rguenther@suse.de>
23588 PR tree-optimization/69579
23589 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
23590 Do not propagate through abnormal PHI results.
23592 2016-02-01 Eric Botcazou <ebotcazou@adacore.com>
23594 * postreload.c (reload_cse_simplify): Remove dead code.
23596 2016-02-01 Jakub Jelinek <jakub@redhat.com>
23598 PR rtl-optimization/69570
23599 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
23600 if there is more than one set, not if there is a single set.
23602 2016-02-01 Richard Henderson <rth@redhat.com>
23605 * combine.c (make_compound_operation): When looking through a
23606 subreg, make sure to re-extend to the width of the outer mode.
23608 2016-01-30 Jakub Jelinek <jakub@redhat.com>
23610 PR tree-optimization/69546
23611 * wide-int.cc (wi::divmod_internal): For unsigned division
23612 where both operands fit into uhwi, if o1 is 1 and o0 has
23613 msb set, if divident_prec is larger than bits per hwi,
23614 clear another quotient word and return 2 instead of 1.
23615 Similarly for remainder with msb in HWI set, if dividend_prec
23616 is larger than bits per hwi.
23618 2016-01-29 Martin Jambor <mjambor@suse.cz>
23620 * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
23621 Use short lowercase names.
23622 (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support
23623 MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
23624 acq_rel one. Protect warning agains segfaults if
23625 get_memory_order_name returns NULL.
23626 (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
23627 with release semantics. Do not warn if get_memory_order already did.
23628 (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
23629 semantics. Fix check for relaxed or acquire semantics. Do not warn
23630 if get_memory_order already did.
23632 2016-01-29 Sebastian Pop <s.pop@samsung.com>
23634 * doc/install.texi: Document that isl-0.16 is supported.
23636 2016-01-29 Vladimir Makarov <vmakarov@redhat.com>
23639 * config/i386/constraints.md (Bm): Describe as special memory
23641 * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
23642 * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
23643 * genpreds.c (struct constraint_data): Add is_special_memory.
23644 (have_special_memory_constraints, special_memory_start): New
23646 (special_memory_end): Ditto.
23647 (add_constraint): Add new arg is_special_memory. Add code to
23648 process its true value. Update have_special_memory_constraints.
23649 (process_define_constraint): Pass the new arg.
23650 (process_define_register_constraint): Ditto.
23651 (choose_enum_order): Process special memory.
23652 (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
23653 function insn_extra_special_memory_constraint.
23654 (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
23655 * gensupport.c (process_rtx): Process
23656 DEFINE_SPECIAL_MEMORY_CONSTRAINT.
23657 * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
23658 * ira-lives.c (single_reg_class): Use
23659 insn_extra_special_memory_constraint.
23660 * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
23661 * lra-constraints.c (process_alt_operands): Ditto.
23662 (curr_insn_transform): Use insn_extra_special_memory_constraint.
23663 * recog.c (asm_operand_ok, preprocess_constraints): Process
23665 * reload.c (find_reloads): Ditto.
23666 * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
23667 * stmt.c (parse_input_constraint): Use
23668 insn_extra_special_memory_constraint.
23670 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
23673 * lra-splill.c (lra_final_code_change): Revert r229087 by
23674 removing all sub-registers.
23676 2016-01-29 Steve Ellcey <sellcey@imgtec.com>
23679 * config/mips/mips.c (mips_output_division): Check flag_delayed_branch.
23681 2016-01-29 Jakub Jelinek <jakub@redhat.com>
23684 * config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
23685 SSE1, copy target into the temporary reg first before recursing
23688 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
23690 * config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
23693 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
23695 * ginclude/stdarg.h: Test __cplusplus instead of
23696 __GXX_EXPERIMENTAL_CXX0X__.
23698 2016-01-29 Richard Biener <rguenther@suse.de>
23700 PR tree-optimization/69547
23701 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
23702 Do not mark clobbers necessary.
23703 (mark_all_reaching_defs_necessary_1): Likewise.
23705 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
23707 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
23708 declaration name with %qs and print it in both error messages.
23709 Also fix indentation.
23711 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
23714 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
23715 trailing blank line from error message.
23717 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
23720 * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
23723 2016-01-29 Richard Biener <rguenther@suse.de>
23725 PR middle-end/69537
23726 * match.pd: Allow all integral types when simplifying a
23727 widening or sign-changing conversion.
23729 2016-01-28 Sebastian Pop <s.pop@samsung.com>
23731 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
23732 back to setting codegen_error to fail codegen.
23734 2016-01-28 Uros Bizjak <ubizjak@gmail.com>
23737 * config/i386/constraints.md (C): Only accept constant zero operand.
23738 (BC): New constraint.
23739 * config/i386/sse.md (*mov<mode>_internal): Use BC constraint
23740 instead of C constraint.
23741 * doc/md.texi (Machine Constraints): Update description
23744 2016-01-28 Steve Ellcey <sellcey@imgtec.com>
23747 * config/mips/mips.c (and_operands_ok): Add MIPS16 check.
23749 2016-01-28 Jakub Jelinek <jakub@redhat.com>
23751 PR middle-end/69542
23752 * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
23755 2016-01-28 Pat Haugen <pthaugen@us.ibm.com>
23757 * config/rs6000/rs6000.c (output_cbranch): Don't statically predict
23758 branches if using guessed profile.
23760 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
23762 * graphite-optimize-isl.c (optimize_isl): Fix dump.
23764 2016-01-28 Richard Henderson <rth@redhat.com>
23767 * config/aarch64/aarch64-modes.def (CC_Cmode): New
23768 * config/aarch64/aarch64-protos.h: Update.
23769 * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
23770 (aarch64_select_cc_mode): Add check for use of CC_Cmode.
23771 (aarch64_get_condition_code_1): Handle CC_Cmode.
23772 * config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
23773 (*add<mode>3_compareC_cconly_imm): New.
23774 (*add<mode>3_compareC_cconly): New.
23775 (*add<mode>3_compareC_imm): New.
23776 (add<mode>3_compareC): New.
23777 (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
23778 to be first. Use aarch64_carry_operation.
23779 (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
23780 (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
23781 (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
23782 (subti3): Use subdi3_compare1.
23783 (*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
23784 (sub<mode>3_compare1): New.
23785 (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
23786 (*sub<mode>3_carryin): Use aarch64_borrow_operation.
23787 (*subsi3_carryin_uxtw): Likewise.
23788 (*ngc<mode>, *ngcsi_uxtw): Likewise.
23789 (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
23790 * config/aarch64/iterators.md (DWI): New.
23791 * config/aarch64/predicates.md (aarch64_carry_operation): New.
23792 (aarch64_borrow_operation): New.
23794 2016-01-28 Abderrazek Zaafrani <a.zaafrani@samsung.com>
23796 * graphite-optimize-isl.c (optimize_isl): Print a different debug
23797 message when isl does not return a valid schedule.
23799 2016-01-28 Sebastian Pop <s.pop@samsung.com>
23801 * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
23802 Remove comments from class declarations: they are already in the code
23805 2016-01-28 Sebastian Pop <s.pop@samsung.com>
23807 * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
23809 (ternary_op_to_tree): Same.
23810 (unary_op_to_tree): Same.
23811 (nary_op_to_tree): Same.
23812 (gcc_expression_from_isl_expr_op): Same.
23813 (gcc_expression_from_isl_expression): Same.
23814 (graphite_create_new_loop): Same.
23815 (graphite_create_new_loop_guard): Same.
23816 (build_iv_mapping): Same.
23817 (graphite_create_new_guard): Same.
23818 (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
23819 (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.
23821 2016-01-28 Sebastian Pop <s.pop@samsung.com>
23823 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
23824 instead of setting codegen_error to fail codegen.
23826 2016-01-28 Jason Merrill <jason@redhat.com>
23828 * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.
23830 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
23832 * config/aarch64/aarch64.c (aarch64_if_then_else_costs):
23833 Remove CONST_INT_P check in CCMP cost calculation.
23835 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
23837 * config/aarch64/aarch64.c (generic_vector_cost):
23838 Set vec_permute_cost.
23839 (cortexa57_vector_cost): Likewise.
23840 (exynosm1_vector_cost): Likewise.
23841 (xgene1_vector_cost): Likewise.
23842 (aarch64_builtin_vectorization_cost): Use vec_permute_cost.
23843 * config/aarch64/aarch64-protos.h (cpu_vector_cost):
23844 Add vec_permute_cost entry.
23846 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
23848 * config/aarch64/aarch64.md (ccmp<mode>): Disassemble
23850 (add<mode>3_compare0): Likewise.
23851 (addsi3_compare0_uxtw): Likewise.
23852 (add<mode>3nr_compare0): Likewise.
23853 (compare_neg<mode>): Likewise.
23854 (<optab><mode>3): Likewise.
23856 2016-01-28 Ilya Enkovich <enkovich.gnu@gmail.com>
23858 * tree-vect-stmts.c (vectorizable_comparison): Add
23859 NULL check for vectype.
23861 2016-01-28 Richard Biener <rguenther@suse.de>
23863 PR tree-optimization/69466
23864 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
23865 Account for PHIs we couldn't duplicate.
23867 2016-01-28 Martin Liska <mliska@suse.cz>
23870 * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
23871 instead of ENABLE_VALGRIND_CHECKING.
23873 2016-01-27 Richard Henderson <rth@redhat.com>
23876 * lra-remat.c (subreg_regs): New.
23877 (dump_candidates_and_remat_bb_data): Dump it.
23878 (operand_to_remat): Reject if operand in subreg_regs.
23879 (set_bb_regs): Collect subreg_regs.
23880 (lra_remat): Init and free subreg_regs. Compute
23881 calculate_local_reg_remat_bb_data before create_cands.
23883 2016-01-27 H.J. Lu <hongjiu.lu@intel.com>
23886 * config/i386/i386.c (ix86_update_stack_boundary): Don't
23887 change stack_alignment_needed for __tls_get_addr call.
23889 2016-01-27 Segher Boessenkool <segher@kernel.crashing.org>
23891 * config/rs6000/rs6000.c (print_operand): Rollback 's' removal.
23893 2016-01-27 Jeff Law <law@redhat.com>
23895 PR tree-optimization/68398
23896 PR tree-optimization/69196
23897 * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
23898 (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
23899 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
23900 Only count PHIs in the last block in the path. The others will
23901 const/copy propagate away. Add heuristic to allow more irreducible
23902 subloops to be created when it is likely profitable to do so.
23904 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
23905 Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL
23906 check from within the loop. Use gsi_next_nondebug rather than gsi_next.
23908 2016-01-27 Jakub Jelinek <jakub@redhat.com>
23911 * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
23912 END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
23913 * asan.c (DEF_BUILTIN_STUB): Temporarily define.
23914 * tree-streamer-in.c: Include asan.h.
23915 (streamer_get_builtin_tree): For builtins in sanitizer
23916 range call initialize_sanitizer_builtins and retry.
23918 2016-01-27 Ian Lance Taylor <iant@google.com>
23920 * common.opt (fkeep-gc-roots-live): New undocumented option.
23921 * tree-ssa-loop-ivopts.c (add_candidate_1): If
23922 -fkeep-gc-roots-live, skip pointers.
23923 (add_iv_candidate_for_biv): Handle add_candidate_1 returning
23926 2016-01-27 Uros Bizjak <ubizjak@gmail.com>
23929 * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
23930 (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.
23932 2016-01-27 Thomas Klausner <wiz@NetBSD.org>
23935 * configure.ac: NetBSD provides SSP in its C library.
23936 * configure: Updated.
23938 2016-01-27 Richard Biener <rguenther@suse.de>
23940 PR tree-optimization/69166
23941 * tree-vect-loop.c (vect_is_simple_reduction): Always check
23942 reduction code for commutativity / associativity.
23944 2016-01-27 Martin Jambor <mjambor@suse.cz>
23946 PR tree-optimization/69355
23947 * tree-sra.c (analyze_access_subtree): Correct hole detection when
23948 total_scalarization fails.
23950 2016-01-27 David Edelsohn <dje.gcc@gmail.com>
23952 * config/rs6000/driver-rs6000.c (detect_processor_aix): Add
23955 2016-01-27 Christian Bruel <christian.bruel@st.com>
23958 * config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
23959 Move arm_reset_previous_fndecl and set_target_option_current_node in
23960 the conditional part. Call save_restore_target_globals.
23961 * config/arm/arm.c (arm_set_current_function):
23962 Refactor to better support #pragma target and attribute mix.
23963 Call save_restore_target_globals.
23964 * config/arm/arm-protos.h (save_restore_target_globals): New function.
23966 2016-01-27 Martin Liska <mliska@suse.cz>
23968 * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
23969 reference for an HSA kernel and its host function.
23971 2016-01-27 Jakub Jelinek <jakub@redhat.com>
23973 PR tree-optimization/69399
23974 * wide-int.h (wi::lrshift): For larger precisions, only
23975 use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.
23977 2016-01-27 Claudiu Zissulescu <claziss@synopsys.com>
23979 * config/arc/predicates.md (proper_comparison_operator): Reject
23980 constant-constant comparison.
23982 2016-01-26 Tom de Vries <tom@codesourcery.com>
23984 PR tree-optimization/69110
23985 * tree-data-ref.c (initialize_data_dependence_relation): Handle
23986 DR_NUM_DIMENSIONS == 0.
23988 2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com>
23989 Sebastian Pop <s.pop@samsung.com>
23991 * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
23992 isl_ast_op_cond and isl_ast_op_select.
23993 (gcc_expression_from_isl_expr_op): Same.
23995 2016-01-26 Jason Merrill <jason@redhat.com>
23998 * tree.c (recompute_constructor_flags): Split out from
24000 (verify_constructor_flags): New.
24001 * tree.h: Declare them.
24003 2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
24005 PR rtl-optimization/69217
24006 * var-tracking.c (tracked_record_parameter_p): Don't segfault if there
24007 are no TYPE_FIELDS set for the record type.
24009 2016-01-26 Jakub Jelinek <jakub@redhat.com>
24012 * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
24013 toc_label_name unconditionally.
24014 (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
24015 SYMBOL_REF string. Use toc_label_name instead of constructing
24017 (rs6000_elf_declare_function_name): Use toc_label_name instead of
24018 constructing LCTOC1.
24020 2016-01-26 Martin Sebor <msebor@redhat.com>
24023 * doc/extend.texi (Common Type Attributes): Move text that talks about
24024 attribute packed from attribute aligned to the section discussing
24025 the former attribute for clarity.
24027 2016-01-26 Richard Henderson <rth@redhat.com>
24029 PR middle-end/60908
24030 * trans-mem.c (tm_region_init): Mark entry block as visited.
24032 2016-01-26 David Malcolm <dmalcolm@redhat.com>
24035 * diagnostic-show-locus.c (layout::print_source_line): Replace
24036 call to pp_newline with call to layout::print_newline.
24037 (layout::print_annotation_line): Likewise.
24038 (layout::move_to_column): Likewise.
24039 (layout::print_any_fixits): After printing any fixits, print a
24040 trailing newline, if necessary.
24041 (layout::print_newline): New method, resetting any colorization
24043 (diagnostic_show_locus): Move the pp_newline to before the
24044 early bailout. Remove dummy block enclosing the layout instance.
24045 * diagnostic.c (default_diagnostic_finalizer): Replace invocation
24046 of pp_newline_and_flush with pp_flush.
24047 (diagnostic_append_note): Delete use of pp_newline.
24048 (diagnostic_append_note_at_rich_loc): Delete.
24049 * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
24050 * pretty-print.h (output_buffer_append_r): Reset buff->line_length
24051 when newline characters are added to the buffer.
24053 2016-01-26 Michael Matz <matz@suse.de>
24055 * configure.ac (ac_cv_std_swap_in_utility): New test.
24056 * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
24057 * configure: Regenerate.
24058 * config.in: Regenerate.
24060 2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
24062 * config/arc/arc.md (cstoresi4): Force operand into register.
24063 (arcset<code>): Fix predicate.
24064 (arcsetltu): Likewise.
24065 (arcsetgeu): Likewise.
24066 (arcsethi): Likewise.
24067 (arcsetls): Likewise.
24069 2016-01-26 Jakub Jelinek <jakub@redhat.com>
24071 PR tree-optimization/69483
24072 * gimple-fold.c (canonicalize_constructor_val): Return NULL
24073 if base has error_mark_node type.
24075 2016-01-26 Christophe Lyon <christophe.lyon@linaro.org>
24078 * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
24079 * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
24081 (vget_lane_f16): Handle big-endian.
24082 (vgetq_lane_f16): Likewise.
24083 (vset_lane_f16): Likewise.
24084 (vsetq_lane_f16): Likewise.
24085 * config/arm/iterators.md (VQXMOV): Add V8HF.
24086 (VDQ): Add V4HF and V8HF.
24087 (V_reg): Handle V4HF and V8HF.
24088 (Is_float_mode): Likewise.
24089 * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
24090 neon_vdup_nv8hf): New patterns.
24091 (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
24092 Use VD_LANE iterator.
24093 (neon_vld1_dup<mode>): Use VQ2 iterator.
24095 2016-01-26 Nathan Sidwell <nathan@acm.org>
24097 * omp-low.h (oacc_fn_attrib_kernels_p): Declare.
24098 (set_oacc_fn_attrib): Add IS_KERNEL arg.
24099 * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
24100 (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
24101 (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
24102 (oacc_validate_dims): Add LEVEL arg, don't return level.
24103 (new_oacc_loop_routine): Use oacc_fn_attrib_level, not
24104 oacc_validate_dims.
24105 (execute_oacc_device_lower): Adjust, add more dump output.
24106 * tree-ssa-loop.c (gate_oacc_kernels): Use
24107 oacc_fn_attrib_kernels_p.
24108 * tree-parloops.c (create_parallel_loop): Adjust
24109 set_oacc_fn_attrib call.
24111 2016-01-26 Jakub Jelinek <jakub@redhat.com>
24114 * lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
24115 (append_compiler_options): Handle -fcilkplus.
24116 (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
24118 2016-01-26 Nick Clifton <nickc@redhat.com>
24121 * config/i386/winnt.c (i386_pe_binds_local_p): If a function has
24122 been marked as DECL_ONE_ONLY but we do not the means to make it
24123 so, then do not allow it to bind locally.
24125 2016-01-26 Jakub Jelinek <jakub@redhat.com>
24128 * opts.h (parse_sanitizer_options): New prototype.
24129 * opts.c (sanitizer_opts): New array.
24130 (parse_sanitizer_options): New function.
24131 (common_handle_option): Use parse_sanitizer_options.
24133 2016-01-26 H.J. Lu <hongjiu.lu@intel.com>
24136 * config/i386/i386.c (ix86_compute_frame_layout): Move stack
24137 alignment adjustment to ...
24138 (ix86_update_stack_boundary): Here. Don't over-align stack for
24140 (ix86_finalize_stack_realign_flags): Use stack_alignment_needed
24141 if __tls_get_addr is called.
24143 2016-01-26 Christian Bruel <christian.bruel@st.com>
24145 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
24147 2016-01-26 Eric Botcazou <ebotcazou@adacore.com>
24149 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
24151 2016-01-26 Richard Biener <rguenther@suse.de>
24153 PR middle-end/69467
24154 * match.pd: Guard X * CST CMP 0 pattern with single_use.
24156 2016-01-26 Richard Biener <rguenther@suse.de>
24158 PR tree-optimization/69452
24159 * tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
24160 (move_computations_dom_walker::before_dom_children): Rename
24162 (move_computations_worker): This.
24163 (move_computations): Perform an RPO rather than a DOM walk.
24165 2016-01-26 Jakub Jelinek <jakub@redhat.com>
24168 * combine.c (combine_instructions): For REG_EQUAL note with
24169 SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
24170 to the underlying register.
24171 * doc/rtl.texi (REG_EQUAL): Document the behavior of
24172 REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
24174 2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com>
24177 * config/aarch64/aarch64-builtins.c
24178 (aarch64_init_simd_builtin_types): Do not set structural
24179 equality to __Poly{8,16,64,128}_t types.
24181 2016-01-26 Richard Sandiford <richard.sandiford@arm.com>
24183 PR tree-optimization/69400
24184 * wide-int.cc (wi_pack): Take the precision as argument and
24185 perform canonicalization here rather than in the callers.
24186 Use the main loop to handle all full-width HWIs. Add a
24187 zero HWI if in_len isn't a full result.
24188 (wi::divmod_internal): Update accordingly.
24189 (wi::mul_internal): Likewise. Simplify.
24191 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
24192 Sebastian Pop <s.pop@samsung.com>
24194 * graphite-poly.c (apply_poly_transforms): Simplify.
24195 (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
24196 (print_isl_map): Same.
24197 (print_isl_union_map): Same.
24198 (print_isl_schedule): New.
24199 (debug_isl_schedule): New.
24200 * graphite-dependences.c (scop_get_reads): Do not call
24201 isl_union_map_add_map that is undocumented isl functionality.
24202 (scop_get_must_writes): Same.
24203 (scop_get_may_writes): Same.
24204 (scop_get_original_schedule): Remove.
24205 (scop_get_dependences): Do not call isl_union_map_compute_flow that
24206 is deprecated in isl 0.15. Instead, use isl_union_access_* interface.
24207 (compute_deps): Remove.
24208 * graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
24209 (debug_schedule_ast): New.
24210 (translate_isl_ast_to_gimple::scop_to_isl_ast): Call
24211 set_separate_option.
24212 (graphite_regenerate_ast_isl): Add dump.
24213 (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
24214 from scop->transformed_schedule.
24215 (graphite_regenerate_ast_isl): Add more dump.
24216 * graphite-optimize-isl.c (optimize_isl): Set
24217 scop->transformed_schedule. Check whether schedules are equal.
24218 (apply_poly_transforms): Move here.
24219 * graphite-poly.c (apply_poly_transforms): ... from here.
24220 (free_poly_bb): Static.
24221 (free_scop): Static.
24222 (pbb_number_of_iterations_at_time): Remove.
24223 (print_isl_ast): New.
24224 (debug_isl_ast): New.
24225 (debug_scop_pbb): New.
24226 * graphite-scop-detection.c (print_edge): Move.
24227 (print_sese): Move.
24228 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
24229 (build_scop_scattering): Remove.
24230 (create_pw_aff_from_tree): Assert instead of bailing out.
24231 (add_condition_to_pbb): Remove unused code, do not fail.
24232 (add_conditions_to_domain): Same.
24233 (add_conditions_to_constraints): Remove.
24234 (build_scop_context): New.
24235 (add_iter_domain_dimension): New.
24236 (build_iteration_domains): Initialize pbb->iterators.
24237 Call add_conditions_to_domain.
24240 (index_outermost_in_loop): New.
24241 (index_pbb_in_loop): New.
24242 (outermost_pbb_in): New.
24243 (add_in_sequence): New.
24244 (add_outer_projection): New.
24245 (outer_projection_mupa): New.
24246 (add_loop_schedule): New.
24247 (build_schedule_pbb): New.
24248 (build_schedule_loop): New.
24249 (embed_in_surrounding_loops): New.
24250 (build_schedule_loop_nest): New.
24251 (build_original_schedule): New.
24252 (build_poly_scop): Call build_original_schedule.
24253 * graphite.h: Declare print_isl_schedule and debug_isl_schedule.
24254 (free_poly_dr): Remove.
24255 (struct poly_bb): Add iterators. Remove schedule, transformed, saved.
24256 (free_poly_bb): Remove.
24257 (debug_loop_vec): Remove.
24258 (print_isl_ast): Declare.
24259 (debug_isl_ast): Declare.
24260 (scop_do_interchange): Remove.
24261 (scop_do_strip_mine): Remove.
24262 (scop_do_block): Remove.
24263 (flatten_all_loops): Remove.
24264 (optimize_isl): Remove.
24265 (pbb_number_of_iterations_at_time): Remove.
24266 (debug_scop_pbb): Declare.
24267 (print_schedule_ast): Declare.
24268 (debug_schedule_ast): Declare.
24269 (struct scop): Remove schedule. Add original_schedule,
24270 transformed_schedule.
24271 (free_gimple_poly_bb): Remove.
24272 (print_generated_program): Remove.
24273 (debug_generated_program): Remove.
24274 (unify_scattering_dimensions): Remove.
24275 * sese.c (print_edge): ... here.
24276 (print_sese): ... here.
24277 (debug_edge): ... here.
24278 (debug_sese): ... here.
24279 * sese.h (print_edge): Declare.
24280 (print_sese): Declare.
24281 (dump_edge): Declare.
24282 (dump_sese): Declare.
24284 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
24285 Sebastian Pop <s.pop@samsung.com>
24287 * Makefile.in: Set ISLVER in site.exp.
24289 2016-01-25 Jakub Jelinek <jakub@redhat.com>
24291 * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
24292 DECL_VALUE_EXPR of new_var even for the non-array case. Look
24293 through DECL_VALUE_EXPR for expansion.
24295 2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
24297 * config/mips/mips.c (mips_compute_frame_info): Skip re-computing
24298 the frame info after reload completed.
24300 2016-01-25 Jeff Law <law@redhat.com>
24302 PR tree-optimization/69196
24303 PR tree-optimization/68398
24304 * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
24305 tree-ssa-threadupdate.c.
24306 (determine_bb_domination_status): Prototype
24307 * tree-ssa-threadupdate.c (enum bb_dom_status): Remove
24308 (determine_bb_domination_status): No longer static.
24309 (valid_jump_thread_path): Remove code to detect characteristics
24310 of the jump thread path not associated with correctness.
24311 * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
24312 Correct test for thread path length. Count PHIs for real operands as
24313 statements that need to be copied. Do not count ASSERT_EXPRs.
24314 Look at all the blocks in the thread path. Compute and selectively
24315 filter thread paths based on threading through the latch, threading
24316 a multiway branch or crossing a multiway branch.
24318 2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
24320 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add
24321 decl with __attribute__ ((unused)) annotation.
24323 2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
24326 * tree-vect-stmts.c (vectorizable_condition): Check vectype
24327 of operands is compatible with a statement vectype.
24329 2016-01-25 Eric Botcazou <ebotcazou@adacore.com>
24331 * doc/extend.texi (scalar_storage_order type attribute): Fix typo and
24332 improve wording for mixed storage order support.
24334 2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com>
24336 * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
24337 (vcvt_u64_f64): Likewise.
24338 (vcvta_s64_f64): Likewise.
24339 (vcvta_u64_f64): Likewise.
24340 (vcvtm_s64_f64): Likewise.
24341 (vcvtm_u64_f64): Likewise.
24342 (vcvtn_s64_f64): Likewise.
24343 (vcvtn_u64_f64): Likewise.
24344 (vcvtp_s64_f64): Likewise.
24345 (vcvtp_u64_f64): Likewise.
24347 2016-01-25 Claudiu Zissulescu <claziss@synopsys.com>
24349 * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
24350 (arc_init): Check validity mll64 option.
24351 (arc_save_restore): Use double load/store instruction.
24352 (arc_expand_movmem): Likewise.
24353 (arc_split_move): Don't split if we have double load/store
24354 instructions. Returns a boolean.
24355 (arc_process_double_reg_moves): Change function to return boolean
24356 instead of a sequence of instructions.
24357 (arc_dwarf_register_span): New function.
24358 * config/arc/arc-protos.h (arc_split_move): Change prototype.
24359 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
24360 * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
24361 (*movdf_insn): Likewise.
24362 * config/arc/arc.opt (mll64): New option.
24363 * config/arc/predicates.md (even_register_operand): New predicate.
24364 * doc/invoke.texi (ARC Options): Add mll64 documentation.
24366 2016-01-25 Richard Biener <rguenther@suse.de>
24369 * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
24370 * tree-streamer-out.c (pack_ts_base_value_fields): Stream
24372 * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
24374 2016-01-25 Richard Biener <rguenther@suse.de>
24376 PR tree-optimization/69376
24377 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
24379 (VN_INFO_ANTI_RANGE_P): New inline.
24380 (VN_INFO_RANGE_TYPE): Likewise.
24381 * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
24382 SSA_NAME_ANTI_RANGE_P.
24383 (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
24384 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
24385 Properly query VN_INFO_RANGE_TYPE.
24387 2016-01-25 Nick Clifton <nickc@redhat.com>
24390 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
24392 2016-01-23 Tom de Vries <tom@codesourcery.com>
24394 PR tree-optimization/69426
24395 * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
24398 2016-01-23 Jakub Jelinek <jakub@redhat.com>
24400 * tree-ssanames.c (release_free_names_and_compact_live_names): Replace
24401 "the the" with "the" in the comments.
24402 * ipa-devirt.c (build_type_inheritance_graph,
24403 update_type_inheritance_graph): Likewise.
24404 * tree.c (build_function_type_list_1): Likewise.
24405 * cfgloopmanip.c (scale_loop_profile): Likewise.
24406 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
24407 * gimple-ssa-split-paths.c
24408 (find_block_to_duplicate_for_splitting_paths): Likewise.
24409 * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
24410 * expr.c (convert_move): Likewise.
24411 * var-tracking.c (vt_stack_adjustments): Likewise.
24412 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
24413 * tree-vrp.c (test_for_singularity): Likewise.
24415 * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
24416 directly instead of building a temporary tree.
24419 * genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
24420 remove <algorithm> include.
24422 2016-01-22 Jakub Jelinek <jakub@redhat.com>
24425 * config/i386/i386.c: Include dojump.h.
24426 (expand_small_movmem_or_setmem,
24427 expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
24429 (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
24430 if dynamic_check != -1.
24432 2016-01-21 Jeff Law <law@redhat.com>
24434 PR middle-end/69347
24435 * tree-ssa-dom.c (back_propagate_equivalences): Factored out of
24436 record_temporary_equivalences. Rewritten to avoid unnecessary calls
24437 into dominated_by_p.
24438 (cprop_into_successor_phis): Avoid unnecessary tests.
24440 2016-01-22 Richard Henderson <rth@redhat.com>
24443 * config/aarch64/aarch64.md (UNSPEC_NZCV): New.
24444 (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
24446 2016-01-22 Michael Matz <matz@suse.de>
24448 * system.h (string, algorithm): Include only conditionally.
24449 (new): Include always under C++.
24450 * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
24451 * final.c (toplevel): Ditto.
24452 * ipa-chkp.c (toplevel): Define INCLUDE_STRING.
24453 * genconditions.c (write_header): Make gencondmd.c define
24455 * mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
24457 * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
24458 * common/config/aarch64/aarch64-common.c (toplevel): Ditto.
24460 2016-01-22 Christian Bruel <christian.bruel@st.com>
24463 * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
24465 2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
24468 * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
24469 define_insn_and_split. Ensure operands[1] and operands[0] do not
24470 get assigned the same register.
24472 2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org>
24474 * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
24476 2016-01-22 Christian Bruel <christian.bruel@st.com>
24478 * config/arm/arm-c.c (arm_pragma_target_parse):
24479 Remove warn_builtin_macro_redefined overwrite.
24481 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
24483 * ipa-inline.c (can_inline_edge_p): Back out overzealous check on
24484 flag_non_call_exceptions compatibility.
24486 2016-01-22 Jakub Jelinek <jakub@redhat.com>
24489 * dwarf2out.c (add_child_die_after): New function.
24490 (dwarf_qual_info_t): New type.
24491 (dwarf_qual_info): New variable.
24492 (qualified_die_p): New function.
24493 (modified_type_die): For -fdebug-types-section, ensure
24494 canonical order of qualifiers. Put qualified DIEs adjacent
24495 to the corresponding non-qualified type DIE and search there
24496 for existing qualified DIEs.
24498 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
24500 * doc/extend.texi (scalar_storage_order type attribute): Document
24501 restriction on type punning and aliasing, and remove future tense.
24503 2016-01-21 Roman Zhuykov <zhroma@ispras.ru>
24506 * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new
24509 2016-01-21 Jeff Law <law@redhat.com>
24511 PR middle-end/69347
24512 * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
24513 useless call to record_temporary_equivalences.
24514 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
24515 allocate 10 slots in the bb_path vector and let it grow as needed.
24516 (fsm_find_control_statement_thread_paths): Similarly for the next_path
24519 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
24521 * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
24523 * configure: Regenerate.
24525 2016-01-21 Pat Haugen <pthaugen@us.ibm.com>
24527 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
24528 * config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
24530 2016-01-21 Bernd Schmidt <bschmidt@redhat.com>
24532 PR middle-end/66178
24533 * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
24534 drop EXPAND_INITIALIZER.
24535 * rtl.h (contains_symbolic_reference_p): Declare.
24536 * rtlanal.c (contains_symbolic_reference_p): New function.
24537 * simplify-rtx.c (simplify_binary_operation_1): Don't turn
24538 a subtraction into a NOT if symbolic constants are involved.
24540 2016-01-21 Anton Blanchard <anton@samba.org>
24541 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
24544 * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
24546 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
24549 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
24551 * config/microblaze/microblaze.c
24552 (get_branch_target): New.
24553 (insert_wic_for_ilb_runout): New.
24555 (microblaze_machine_dependent_reorg): New.
24556 (TARGET_MACHINE_DEPENDENT_REORG): Define macro.
24557 * config/microblaze/microblaze.md
24558 (UNSPEC_IPREFETCH): Define.
24559 (iprefetch): New pattern
24560 * config/microblaze/microblaze.opt
24561 (mxl-prefetch): New flag.
24563 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
24565 * config/microblaze/microblaze.h
24566 (FIXED_REGISTERS): Update in macro.
24567 (CALL_USED_REGISTERS): Update in macro.
24569 2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com>
24571 PR rtl-optimization/68920
24572 * ifcvt.c (cond_move_process_if_block): Limit number of conditional
24575 2016-01-21 Vladimir Makarov <vmakarov@redhat.com>
24577 PR rtl-optimization/68990
24578 * lra-coalesce.c (lra_coalesce): Invalidate value for the result
24579 pseudo instead of inheritance ones.
24581 2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
24582 Nick Clifton <nickc@redhat.com>
24586 * config/mips/mips.c (mips_compute_frame_info): Initialise
24587 args_size and hard_frame_pointer_offset fields of the frame
24588 structure before calling mips_global_pointer.
24590 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
24592 * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
24594 * configure: Regenerate.
24596 2016-01-21 Richard Biener <rguenther@suse.de>
24598 * graphite-optimize-isl.c (get_schedule_map): Fix typo.
24600 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
24602 * config/s390/s390.c (s390_asm_declare_function_size): Add code
24603 to actually emit the .size directive.
24605 2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com>
24606 Jakub Jelinek <jakub@redhat.com>
24610 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
24611 args array size by one to avoid buffer overflow.
24613 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
24615 * config/s390/s390.md (pool_section_start): Use switch_to_section
24616 to select proper read-only data section instead of hardcoding
24618 (pool_section_end): Use switch_to_section to match the above.
24620 2016-01-21 Richard Biener <rguenther@suse.de>
24622 PR tree-optimization/69378
24623 * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
24624 (set_ssa_val_to): Use it for dominance checks taking into
24625 account not executable edges.
24627 2016-01-21 Jakub Jelinek <jakub@redhat.com>
24630 * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
24631 for bitsize instead of GET_MODE_PRECISION (mode).
24633 2016-01-20 Martin Sebor <msebor@redhat.com>
24636 * extend.texi (__sync Builtins): Clarify the semantics of
24637 __sync_fetch_and_OP built-ins on pointers.
24638 (__atomic Builtins): Same.
24640 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
24641 Sebastian Pop <s.pop@samsung.com>
24643 * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
24644 (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
24645 (is_valid_rename): Same.
24646 (translate_isl_ast_to_gimple::get_rename): Same.
24647 (translate_isl_ast_to_gimple::rename_all_uses): Same.
24648 (translate_isl_ast_to_gimple::rename_uses): Same.
24649 (get_new_name): Check for close_phi nodes.
24650 (copy_loop_phi_args): Use phi_node_kind.
24651 (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
24652 (translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
24654 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
24655 Sebastian Pop <s.pop@samsung.com>
24657 Revert commit r229783.
24658 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
24659 Remove use of parameter_rename_map.
24660 (copy_def): Remove.
24661 (copy_internal_parameters): Remove.
24662 (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
24663 * sese.c (new_sese_info): Do not initialize parameter_rename_map.
24664 (free_sese_info): Do not free parameter_rename_map.
24665 (set_rename): Do not use parameter_rename_map.
24666 (rename_uses): Update call to set_rename.
24667 (graphite_copy_stmts_from_block): Do not use parameter_rename_map.
24668 * sese.h (parameter_rename_map_t): Remove.
24669 (struct sese_info_t): Remove field parameter_rename_map.
24671 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
24672 Sebastian Pop <s.pop@samsung.com>
24674 * graphite-isl-ast-to-gimple.c: Fix comment.
24675 * graphite-scop-detection.c (defined_in_loop_p): New.
24676 (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
24677 names defined in loop.
24679 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
24680 Sebastian Pop <s.pop@samsung.com>
24682 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
24683 Discard unstructured if-then-else regions.
24685 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
24686 Sebastian Pop <s.pop@samsung.com>
24688 * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
24689 (cleanup_loop_iter_dom): Remove.
24690 (build_loop_iteration_domains): Remove.
24691 (build_scop_context): Remove.
24692 (build_scop_iteration_domain): Remove.
24693 (add_loop_constraints): New.
24694 (build_iteration_domains): New.
24695 (build_poly_scop): Call build_iteration_domains.
24697 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
24698 Sebastian Pop <s.pop@samsung.com>
24700 * graphite-scop-detection.c
24701 (scop_detection::harmful_loop_in_region): Free dom and loops.
24702 (scop_detection::loop_body_is_valid_scop): Free bbs.
24704 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
24705 Sebastian Pop <s.pop@samsung.com>
24707 * graphite-scop-detection.c (record_loop_in_sese): New.
24708 (gather_bbs::before_dom_children): Call record_loop_in_sese.
24709 (build_scops): Remove call to build_sese_loop_nests.
24710 * sese.c (sese_record_loop): Remove.
24711 (build_sese_loop_nests): Remove.
24712 (new_sese_info): Remove region->loops.
24713 (free_sese_info): Same.
24714 * sese.h (sese_contains_loop): Same.
24715 (build_sese_loop_nests): Remove.
24716 (sese_contains_loop): Remove.
24718 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
24719 Sebastian Pop <s.pop@samsung.com>
24721 * graphite-scop-detection.c (loop_is_valid_scop): Renamed
24722 loop_is_valid_in_scop.
24723 (scop_detection::harmful_stmt_in_region): Renamed
24724 harmful_loop_in_region.
24725 Call loop_is_valid_in_scop.
24727 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
24728 Sebastian Pop <s.pop@samsung.com>
24730 * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
24733 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
24734 Sebastian Pop <s.pop@samsung.com>
24736 * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
24737 * graphite.h (struct poly_bb): Remove field is_reduction.
24738 (PBB_IS_REDUCTION): Remove.
24740 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
24741 Sebastian Pop <s.pop@samsung.com>
24743 * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
24744 (add_pdr_constraints): Same.
24745 (scop_get_reads): Same.
24746 (scop_get_must_writes): Same.
24747 (scop_get_may_writes): Same.
24748 (scop_get_original_schedule): Same.
24749 (extend_schedule): Same.
24750 (apply_schedule_on_deps): Same.
24751 (carries_deps): Same.
24752 (compute_deps): Same.
24753 (scop_get_dependences): Same.
24754 * graphite-isl-ast-to-gimple.c
24755 (translate_isl_ast_to_gimple::generate_isl_schedule): Same.
24756 * graphite-optimize-isl.c (get_schedule_for_band): Same.
24757 (get_schedule_for_band_list): Same.
24758 (get_schedule_map): Same.
24759 (apply_schedule_map_to_scop): Same.
24760 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
24761 (build_loop_iteration_domains): Same.
24762 (add_condition_to_pbb): Same.
24763 (add_param_constraints): Same.
24764 (pdr_add_memory_accesses): Same.
24765 (pdr_add_data_dimensions): Same.
24767 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
24769 * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
24772 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
24774 * common.opt (feliminate-dwarf2-dups): Replace references to
24775 "DWARF 2" with just "DWARF".
24776 * config/ia64/ia64.opt (mdwarf2-asm): Likewise.
24777 * doc/extend.texi: Likewise.
24778 * doc/cpp.texi: Likewise.
24779 * doc/invoke.texi: Likewise.
24780 (Option Summary): Add -gdwarf to list of Debugging Options.
24781 (Debugging Options): Document -gdwarf.
24782 * doc/contrib.texi: Spell "DWARF" like that.
24784 2016-01-21 Jakub Jelinek <jakub@redhat.com>
24786 * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
24787 warning. Fix up formatting.
24789 PR middle-end/67653
24790 * gimplify.c (gimplify_asm_expr): Warn if it is too late to
24791 attempt to mark memory input operand addressable and
24792 call prepare_gimple_addressable in that case. Don't adjust
24793 input_location for diagnostics, use error_at instead.
24795 2016-01-20 Peter Bergner <bergner@vnet.ibm.com>
24797 * config/rs6000/ppc-auxv.h: New file.
24798 * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
24799 (cpu_is): Likewise.
24800 (cpu_supports): Likewise.
24801 * config/rs6000/rs6000.c: include "ppc-auxv.h".
24802 (cpu_is_info): New variable.
24803 (cpu_supports_info): Likewise.
24804 (tcb_verification_symbol): Likewise.
24805 (cpu_builtin_p): Likewise.
24806 (cpu_expand_builtin): New function.
24807 (rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
24808 (rs6000_init_builtins): Likewise.
24809 (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
24810 * config/rs6000/rs6000.h (TLS_REGNUM): New define.
24811 * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
24812 * configure: Regenerate.
24813 * config.in: Likewise.
24814 * doc/extend.texi (PowerPC Built-in Functions): Document
24815 __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
24817 2016-01-20 David Edelsohn <dje.gcc@gmail.com>
24820 * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
24822 * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
24825 2016-01-20 Richard Henderson <rth@redhat.com>
24831 * tree.c (tm_define_builtin): New.
24832 (find_tm_vector_type): New.
24833 (build_tm_vector_builtins): New.
24834 (build_common_builtin_nodes): Call it.
24836 2016-01-20 Christophe Lyon <christophe.lyon@linaro.org>
24838 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
24839 (arm_fp_ok): Likewise.
24840 (arm_fp): Likewise.
24841 (arm_crypto): Likewise.
24843 2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com>
24844 Richard Biener <rguenther@suse.de>
24846 PR tree-optimization/69328
24847 * tree-vect-stmts.c (vect_is_simple_cond): Check compared
24848 vectors have same number of elements.
24849 (vectorizable_condition): Fix masked version recognition.
24851 2016-01-20 Richard Biener <rguenther@suse.de>
24853 PR tree-optimization/69345
24854 * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
24855 (VN_INFO_PTR_INFO): Likewise.
24856 * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
24857 info when it is equal between non-dominating SSA names.
24858 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
24859 Make sure to look at original SSA infos.
24861 2016-01-20 Jeff Law <law@redhat.com>
24864 * config/m68k/predicates.md (pow2_m1_operand): New predicate
24866 (reg_or_pow2_m1_operand): Call pow2_m1_operand.
24867 (pc_or_label_operand): New predicate.
24868 * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
24869 tests for small integers that are 2^n - 1.
24871 2016-01-20 Jonathan Wakely <jwakely@redhat.com>
24873 * doc/invoke.texi (Options Summary): Add '.' after @xref.
24875 2016-01-19 Jeff Law <law@redhat.com>
24877 PR middle-end/69347
24878 * tree-ssa-threadbackwards.c
24879 (fsm_find_control_statement_thread_paths): Do not try to lookup
24880 FSM paths for SSA_NAMEs appearing in abnormal PHIs.
24882 2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org>
24884 * doc/lto.texi: Remove text that says only Gold has linker plugin
24887 2016-01-19 Eric Botcazou <ebotcazou@adacore.com>
24889 * dwarf2out.c (need_endianity_attribute_p): New inline predicate.
24890 (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
24891 the DIE accordingly.
24892 (modified_type_die): Add REVERSE parameter and pass it recursively,
24893 as well as to base_type_die. Adjust presence check accordingly.
24894 (base_type_for_mode): Adjust call to modified_type_die.
24895 (add_type_attribute): Add REVERSE parameter and pass it to
24897 (generic_parameter_die): Adjust call to add_type_attribute.
24898 (add_scalar_info): Likewise.
24899 (add_subscript_info): Likewise.
24900 (gen_array_type_die): Likewise.
24901 (gen_descr_array_type_die): Likewise.
24902 (gen_entry_point_die): Likewise.
24903 (gen_enumeration_type_die): Likewise.
24904 (gen_formal_parameter_die): Likewise.
24905 (gen_subprogram_die): Likewise.
24906 (gen_variable_die ): Likewise.
24907 (gen_const_die): Likewise.
24908 (gen_field_die): Likewise.
24909 (gen_pointer_type_die): Likewise.
24910 (gen_reference_type_die): Likewise.
24911 (gen_ptr_to_mbr_type_die): Likewise.
24912 (gen_inheritance_die): Likewise.
24913 (gen_subroutine_type_die): Likewise.
24914 (gen_typedef_die): Likewise.
24915 (force_type_die): Adjust call to modified_type_die.
24917 2016-01-19 Sandra Loosemore <sandra@codesourcery.com>
24919 * doc/standards.texi: Copy-editing for grammar, markup, and sentence
24920 flow throughout the file. Fix broken link to Objective-C 2.0
24922 * doc/invoke.texi: More copy-editing; fix numerous typos and spelling
24925 2016-01-19 Wilco Dijkstra <wdijkstr@arm.com>
24927 * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
24929 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
24932 * ipa-devirt.c (is_cxa_pure_virtual_p): New function.
24933 (maybe_record_node): Record cxa_pure_virtual as the only possible
24934 target if there are not ohter candidates.
24935 (possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
24937 2016-01-19 Richard Biener <rguenther@suse.de>
24939 * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
24940 (get_memory_order): Likewise.
24942 2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com>
24944 * tree-vect-stmts.c (vectorizable_store): Check
24947 2016-01-19 David Malcolm <dmalcolm@redhat.com>
24950 * gcc.c (driver::decode_argv): Add call to
24951 init_opts_obstack before init_options_struct.
24952 * opts.c (init_opts_obstack): Remove idempotency.
24953 (init_options_struct): Replace call to init_opts_obstack
24954 with a gcc_assert to verify that it has already been called.
24955 * toplev.c (toplev::main): Add call to init_opts_obstack before
24956 calls to init_options_struct.
24957 (toplev::finalize): Move cleanup of opts_obstack next to
24958 cleanup of save_decoded_options, clearing the latter, and
24959 save_decoded_options_count.
24961 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
24964 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
24965 attribute to unconditional. Remove %? from output template.
24967 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
24968 Jiong Wang <jiong.wang@arm.com>
24970 * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
24971 generated from different expand order.
24973 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
24975 * /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
24976 Add support for CCMP costing.
24978 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
24980 * ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
24981 * config/aarch64/aarch64.md (fccmp<mode>): New pattern.
24982 (fccmpe<mode>): Likewise.
24983 (fcmp): Rename to fcmp and globalize pattern.
24985 * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
24986 (aarch64_gen_ccmp_next): Add FP support.
24988 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
24990 * target.def (gen_ccmp_first): Update documentation.
24991 (gen_ccmp_next): Likewise.
24992 * doc/tm.texi (gen_ccmp_first): Update documentation.
24993 (gen_ccmp_next): Likewise.
24994 * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
24995 expand_ccmp_expr_1. Improve comments.
24996 * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
24997 (ccmp_ior<mode>): Remove pattern.
24998 (cmp<mode>): Remove expand.
24999 (cmp): Globalize pattern.
25000 (cstorecc4): Use cc_register.
25001 (mov<mode>cc): Remove ccmp_cc_register check.
25002 * config/aarch64/aarch64.c (aarch64_get_condition_code_1):
25003 Simplify after removal of CC_DNE/* modes.
25004 (aarch64_ccmp_mode_to_code): Remove.
25005 (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases.
25006 In 'k' case use integer as condition.
25007 (aarch64_nzcv_codes): Remove inverted cases.
25008 (aarch64_code_to_ccmode): Remove.
25009 (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct
25010 comparison with CC register to be used in folowing CCMP/branch/CSEL.
25011 (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
25012 pattern. Return the comparison with CC register. Invert conditions
25013 when bitcode is OR.
25014 * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
25015 * config/aarch64/predicates.md (ccmp_cc_register): Remove.
25017 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
25019 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
25020 instrumented_version.
25022 2016-01-19 Richard Biener <rguenther@suse.de>
25024 PR tree-optimization/69336
25025 * tree-ssa-scopedtables.c (avail_expr_hash): Handle all
25026 handled components with get_ref_base_and_extent.
25027 (equal_mem_array_ref_p): Adjust.
25029 2016-01-19 Jakub Jelinek <jakub@redhat.com>
25032 * shrink-wrap.c: Include valtrack.h.
25033 (move_insn_for_shrink_wrap): Add DEBUG argument. If
25034 MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
25035 in between insn and where it will be moved to. Call
25036 dead_debug_insert_temp.
25037 (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init
25038 first and dead_debug_local_finish at the end.
25039 For uses and defs bitmap, handle all regs in between REGNO and
25040 END_REGNO, not just the first one.
25042 2016-01-19 Richard Biener <rguenther@suse.de>
25044 PR tree-optimization/69352
25045 * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
25046 (equal_mem_array_ref_p): Constrain size and max size properly.
25047 Compare the reverse flag.
25049 2016-01-19 Bernd Schmidt <bschmidt@redhat.com>
25051 * ira.c (ira): Update regstat data if we deleted insns.
25053 2016-01-19 Jakub Jelinek <jakub@redhat.com>
25055 PR rtl-optimization/68955
25056 PR rtl-optimization/64557
25057 * dse.c (record_store, check_mem_read_rtx): Don't call get_addr
25058 here. Fix up formatting.
25059 * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
25061 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
25064 * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
25065 assume that the node has body.
25066 * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
25069 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
25071 * lto-streamer-out.c (lto_output): Do not stream instrumentation
25074 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
25076 * symtab.c (symtab_node::asm_name): Do not call printable name directly.
25077 (symtab_node::name): Report name as unnamed if DECL_NAME is not set.
25079 2016-01-19 Martin Jambor <mjambor@suse.cz>
25080 Martin Liska <mliska@suse.cz>
25081 Michael Matz <matz@suse.de>
25083 * Makefile.in (OBJS): Add new source files.
25084 (GTFILES): Add hsa.c.
25085 * common.opt (disable_hsa): New variable.
25086 (-Whsa): New warning.
25087 * config.in (ENABLE_HSA): New.
25088 * configure.ac: Treat hsa differently from other accelerators.
25089 (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
25090 $enable_offloading.
25091 (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
25092 * doc/install.texi (Configuration): Document --with-hsa-runtime,
25093 --with-hsa-runtime-include, --with-hsa-runtime-lib and
25094 --with-hsa-kmt-lib.
25095 * doc/invoke.texi (-Whsa): Document.
25096 (hsa-gen-debug-stores): Likewise.
25097 * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
25098 to invoke offload compiler for hsa acclerator.
25099 * opts.c (common_handle_option): Determine whether HSA offloading
25100 should be performed.
25101 * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
25102 * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
25103 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
25104 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
25105 * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
25106 * gimple-pretty-print.c (dump_gimple_omp_for): Also handle
25107 GF_OMP_FOR_KIND_GRID_LOOP.
25108 (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
25109 (pp_gimple_stmt_1): Likewise.
25110 * gimple-walk.c (walk_gimple_stmt): Likewise.
25111 * gimple.c (gimple_build_omp_grid_body): New function.
25112 (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
25113 * gimple.def (GIMPLE_OMP_GRID_BODY): New.
25114 * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
25115 GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
25116 GF_OMP_TEAMS_GRID_PHONY.
25117 (gimple_statement_omp_single_layout): Updated comments.
25118 (gimple_build_omp_grid_body): New function.
25119 (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
25120 (gimple_omp_for_grid_phony): New function.
25121 (gimple_omp_for_set_grid_phony): Likewise.
25122 (gimple_omp_parallel_grid_phony): Likewise.
25123 (gimple_omp_parallel_set_grid_phony): Likewise.
25124 (gimple_omp_teams_grid_phony): Likewise.
25125 (gimple_omp_teams_set_grid_phony): Likewise.
25126 (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
25127 * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
25128 (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
25129 (BUILT_IN_GOMP_TARGET): Updated type.
25130 * omp-low.c: Include symbol-summary.h, hsa.h and params.h.
25131 (adjust_for_condition): New function.
25132 (get_omp_for_step_from_incr): Likewise.
25133 (extract_omp_for_data): Moved parts to adjust_for_condition and
25134 get_omp_for_step_from_incr.
25135 (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
25136 (fixup_child_record_type): Bail out if receiver_decl is NULL.
25137 (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
25138 (scan_omp_parallel): Do not create child functions for phony
25140 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
25141 (scan_omp_1_op): Checking assert we are not remapping to
25142 ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY.
25143 (parallel_needs_hsa_kernel_p): New function.
25144 (expand_parallel_call): Register apprpriate parallel child
25145 functions as HSA kernels.
25146 (grid_launch_attributes_trees): New type.
25147 (grid_attr_trees): New variable.
25148 (grid_create_kernel_launch_attr_types): New function.
25149 (grid_insert_store_range_dim): Likewise.
25150 (grid_get_kernel_launch_attributes): Likewise.
25151 (get_target_argument_identifier_1): Likewise.
25152 (get_target_argument_identifier): Likewise.
25153 (get_target_argument_value): Likewise.
25154 (push_target_argument_according_to_value): Likewise.
25155 (get_target_arguments): Likewise.
25156 (expand_omp_target): Call get_target_arguments instead of looking
25157 up for teams and thread limit.
25158 (grid_expand_omp_for_loop): New function.
25159 (grid_arg_decl_map): New type.
25160 (grid_remap_kernel_arg_accesses): New function.
25161 (grid_expand_target_kernel_body): New function.
25162 (expand_omp): Call it.
25163 (lower_omp_for): Do not emit phony constructs.
25164 (lower_omp_taskreg): Do not emit phony constructs but create for them
25165 a temporary variable receiver_decl.
25166 (lower_omp_taskreg): Do not emit phony constructs.
25167 (lower_omp_teams): Likewise.
25168 (lower_omp_grid_body): New function.
25169 (lower_omp_1): Call it.
25170 (grid_reg_assignment_to_local_var_p): New function.
25171 (grid_seq_only_contains_local_assignments): Likewise.
25172 (grid_find_single_omp_among_assignments_1): Likewise.
25173 (grid_find_single_omp_among_assignments): Likewise.
25174 (grid_find_ungridifiable_statement): Likewise.
25175 (grid_target_follows_gridifiable_pattern): Likewise.
25176 (grid_remap_prebody_decls): Likewise.
25177 (grid_copy_leading_local_assignments): Likewise.
25178 (grid_process_kernel_body_copy): Likewise.
25179 (grid_attempt_target_gridification): Likewise.
25180 (grid_gridify_all_targets_stmt): Likewise.
25181 (grid_gridify_all_targets): Likewise.
25182 (execute_lower_omp): Call grid_gridify_all_targets.
25183 (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
25184 * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
25185 (tree_omp_clause): Added union field dimension.
25186 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
25187 * tree.c (omp_clause_num_ops): Added number of arguments of
25188 OMP_CLAUSE__GRIDDIM_.
25189 (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
25190 (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
25191 * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
25192 (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
25193 (OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
25194 (OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
25195 * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
25196 * tree-pass.h (make_pass_gen_hsail): Declare.
25197 (make_pass_ipa_hsa): Likewise.
25198 * ipa-hsa.c: New file.
25199 * lto-section-in.c (lto_section_name): Add hsa section name.
25200 * lto-streamer.h (lto_section_type): Add hsa section.
25201 * timevar.def (TV_IPA_HSA): New.
25202 * hsa-brig-format.h: New file.
25203 * hsa-brig.c: New file.
25204 * hsa-dump.c: Likewise.
25205 * hsa-gen.c: Likewise.
25208 * toplev.c (compile_file): Call hsa_output_brig.
25209 * hsa-regalloc.c: New file.
25211 2016-01-18 Jeff Law <law@redhat.com>
25213 PR tree-optimization/69320
25214 * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
25215 ranged object, do nothing if the RHS constant is not [0..1].
25216 (optimize_stmt): Comparing a boolean ranged object against a
25217 constant outside [0..1] results in a compile-time constant.
25219 * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
25222 2016-01-18 Sandra Loosemore <sandra@codesourcery.com>
25224 * doc/invoke.texi (Invoking GCC): Add new section to menu.
25225 (Option Summary): Update to reflect new section and moved options.
25226 (C++ Dialect Options): Move -fstats to new section.
25227 (Debugging Options): Move all dump, statistics, and other GCC
25228 developer options to new section. Rewrite section introduction
25229 and re-order remaining options to put the more basic ones first.
25230 (Optimization Options): Move -fira-verbose and -flto-report* to
25232 (Developer Options): New section incorporating moved options.
25233 * doc/cppopts.texi (-dM): Update cross-reference.
25235 2016-01-18 Richard Henderson <rth@redhat.com>
25238 * config/aarch64/aarch64.md (add<GPI>3): Move long immediate
25239 operands to pseudo only if CSE is expected. Split long immediate
25240 operands only after reload, and for the stack pointer.
25241 (*add<GPI>3_pluslong): Remove.
25242 (*addsi3_aarch64, *adddi3_aarch64): Merge into...
25243 (*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative.
25244 (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
25245 (*add<GPI>3 peepholes): New.
25246 (*add<GPI>3 splitters): New.
25247 * config/aarch64/constraints.md (Upl): New.
25248 * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
25250 2016-01-18 Richard Biener <rguenther@suse.de>
25252 PR tree-optimization/69297
25253 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
25255 (vect_bb_vectorization_profitable_p): Clear visited flag again.
25257 2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com>
25259 PR middle-end/68542
25260 * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
25261 of mixind vector and scalar types.
25262 (fold_relational_const): Add handling of vector
25263 comparison with boolean result.
25264 * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
25265 comparison of vector operands with boolean result for EQ/NE only.
25266 (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
25267 (verify_gimple_cond): Likewise.
25268 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
25271 2016-01-18 Joseph Myers <joseph@codesourcery.com>
25273 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
25276 2016-01-18 Richard Biener <rguenther@suse.de>
25278 PR middle-end/69308
25279 * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
25281 2016-01-18 Tom de Vries <tom@codesourcery.com>
25283 * passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
25285 2016-01-18 Tom de Vries <tom@codesourcery.com>
25287 * omp-low.c (set_oacc_fn_attrib): Make extern.
25288 * omp-low.h (set_oacc_fn_attrib): Declare.
25289 * tree-parloops.c (struct reduction_info): Add reduc_addr field.
25290 (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
25291 (create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
25292 Add and handle function parameter oacc_kernels_p.
25293 (find_reduc_addr, get_omp_data_i_param): New function.
25294 (ref_conflicts_with_region, oacc_entry_exit_ok_1)
25295 (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
25296 (parallelize_loops): Add and handle function parameter oacc_kernels_p.
25297 Calculate dominance info. Skip loops that are not in a kernels region
25298 in oacc_kernels_p mode. Skip inner loops of parallelized loops.
25299 (pass_parallelize_loops::execute): Call parallelize_loops with
25300 oacc_kernels_p argument.
25301 (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
25302 New member function.
25303 (pass_parallelize_loops::bool oacc_kernels_p): New member var.
25304 * passes.def: Add argument to pass_parallelize_loops instantation.
25306 2016-01-18 Tom de Vries <tom@codesourcery.com>
25308 * tree-parloops.c (pass_parallelize_loops::execute): Allow
25309 pass_parallelize_loops to be run outside the loop pipeline.
25311 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
25313 * tree-scalar-evolution.c (follow_copies_to_constant): New.
25314 (analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
25316 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
25319 * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
25320 using get_ref_base_and_extent.
25321 (equal_mem_array_ref_p): New.
25322 (hashable_expr_equal_p): Add call to previous.
25324 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
25327 * tree-sra.c (disqualified_constants, constant_decl_p): New.
25328 (sra_initialize): Allocate disqualified_constants.
25329 (sra_deinitialize): Free disqualified_constants.
25330 (disqualify_candidate): Update disqualified_constants when appropriate.
25331 (create_access): Scan for constant-pool entries as we go along.
25332 (scalarizable_type_p): Add check against type_contains_placeholder_p.
25333 (maybe_add_sra_candidate): Allow constant-pool entries.
25334 (load_assign_lhs_subreplacements): Bind debug for constant pool vars.
25335 (initialize_constant_pool_replacements): New.
25336 (sra_modify_assign): Avoid mangling assignments created by previous,
25337 and don't generate writes into constant pool.
25338 (sra_modify_function_body): Call initialize_constant_pool_replacements.
25340 2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com>
25342 * config/i386/i386.c (scalar_to_vector_candidate_p): Support
25343 andnot instruction.
25344 (scalar_chain::convert_op): Likewise.
25345 * config/i386/i386.md (*andndi3_doubleword): New.
25347 2016-01-18 Richard Biener <rguenther@suse.de>
25349 PR tree-optimization/69170
25350 * tree-vect-slp.c (vect_build_slp_tree): Verify we are not
25351 building a vector from scalar results of a pattern stmt.
25353 2016-01-18 Jakub Jelinek <jakub@redhat.com>
25355 * haifa-sched.c (autopref_multipass_init): Work around
25356 -Wmaybe-uninitialized warning.
25358 2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
25360 * config/arm/arm.c (thumb1_reorg): Check that the comparison is
25361 against the constant 0.
25363 2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
25365 PR tree-optimization/68799
25366 * gimple-ssa-strength-reduction.c (create_phi_basis): Directly
25367 look up phi candidates in the statement-candidate map.
25368 (phi_add_costs): Likewise.
25369 (record_phi_increments): Likewise.
25370 (phi_incr_cost): Likewise.
25371 (ncd_with_phi): Likewise.
25372 (all_phi_incrs_profitable): Likewise.
25374 2016-01-17 Jakub Jelinek <jakub@redhat.com>
25376 * omp-low.c (mark_loops_in_oacc_kernels_region): Work around
25377 -Wmaybe-uninitialized warning.
25379 2016-01-16 Sandra Loosemore <sandra@codesourcery.com>
25381 * doc/invoke.texi (Invoking GCC): Add new section to menu.
25382 (Option Summary): Update to reflect new section and moved options.
25383 (C++ Dialect Options): Move -fvtable-verify and related options.
25384 (Debugging Options): Move Sanitizer, Pointer Bounds Checker,
25385 and profiling-related options.
25386 (Optimization Options): Move profile generation options and
25387 -fstack-protector and related options.
25388 (Instrumentation Options): New section incorporating moved options.
25389 (Code Generation Options): Move -finstrument-functions and
25390 related options, -fstack-check, -fstack-limit*, and -fbounds-check.
25392 2016-01-16 Tom de Vries <tom@codesourcery.com>
25394 * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
25396 2016-01-16 Tom de Vries <tom@codesourcery.com>
25398 * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt.
25400 2016-01-16 Richard Sandiford <richard.sandiford@arm.com>
25402 * hash-table.h (hash_table::empty): Turn into an inline wrapper
25403 that checks whether the table is already empty. Rename the
25404 original implementation to...
25405 (hash_table::empty_slot): ...this new private function.
25407 2016-01-15 David Malcolm <dmalcolm@redhat.com>
25409 PR diagnostic/68899
25410 * diagnostic-show-locus.c (layout::print_source_line): Move x
25411 offset of line until after call to
25412 get_line_width_without_trailing_whitespace.
25414 2016-01-15 Jeff Law <law@redhat.com>
25416 PR tree-optimization/69270
25417 * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
25418 tree-ssa-dom.c. Improve test for [0..1] ranve from VRP.
25419 * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
25420 * tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
25421 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
25422 ssa_name_has_boolean_range and constant_boolean_node.
25424 2016-01-15 Vladimir Makarov <vmakarov@redhat.com>
25426 PR rtl-optimization/69030
25427 * lra-spills.c (remove_pseudos): Check nrefs and make the function
25429 (spill_pseudos): Delete debug insn for dead pseudo.
25430 (lra_spill): Initiate spill_hard_reg and slots memory separately.
25432 2016-01-15 Jiong Wang <jiong.wang@arm.com>
25434 * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
25436 (TYPES_UNOPUS): Likewise.
25437 * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
25438 builtin type, from UNOP to UNOPUS.
25439 (lbtruncuv4sf): Likewise.
25440 (lbtruncuv2df): Likewise.
25441 (lrounduv2sf): Likewise.
25442 (lrounduv4sf): Likewise.
25443 (lrounduv2df): Likewise.
25444 (lroundusf): Likewise.
25445 (lroundusf): Likewise.
25446 (lceiluv2sf): Likewise.
25447 (lceiluv4sf): Likewise.
25448 (lceiluv2df): Likewise.
25449 (lceilusf): Likewise.
25450 (lceiludf): Likewise.
25451 (lflooruv2sf): Likewise.
25452 (lflooruv4sf): Likewise.
25453 (lflooruv2df): Likewise.
25454 (lfloorusf): Likewise.
25455 (lfloorudf): Likewise.
25456 (lfrintnuv2sf): Likewise.
25457 (lfrintnuv4sf): Likewise.
25458 (lfrintnuv2df): Likewise.
25459 (lfrintnusf): Likewise.
25460 (lfrintnudf): Likewise.
25461 * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
25463 (vcvtq_u32_f32): Likewise.
25464 (vcvtq_u64_f64): Likewise.
25465 (vcvta_u32_f32): Likewise.
25466 (vcvtaq_u32_f32): Likewise.
25467 (vcvtaq_u64_f64): Likewise.
25468 (vcvtm_u32_f32): Likewise.
25469 (vcvtmq_u32_f32): Likewise.
25470 (vcvtmq_u64_f64): Likewise.
25471 (vcvtn_u32_f32): Likwise.
25472 (vcvtnq_u32_f32): Likewise.
25473 (vcvtnq_u64_f64): Likewise.
25474 (vcvtp_u32_f32): Likewise.
25475 (vcvtpq_u32_f32): Likewise.
25476 (vcvtpq_u64_f64): Likewise.
25477 (vcvtmd_u64_f64): Likewise.
25478 (vcvtms_u32_f32): Likewise.
25479 (vcvtad_u64_f64): Likewise.
25480 (vcvtas_u32_f32): Likewise.
25481 (vcvtnd_u64_f64): Likewise.
25482 (vcvtns_u32_f32): Likewise.
25483 (vcvtpd_u64_f64): Likewise.
25484 (vcvtps_u32_f32): Likewise.
25486 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
25488 * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
25489 CSEL of zero_extended registers.
25491 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
25493 * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
25494 Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
25496 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
25498 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
25499 false when argument string is not found in the attributes table
25502 2016-01-15 David Edelsohn <dje.gcc@gmail.com>
25505 * config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
25506 (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
25507 * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
25508 precision estimate.
25510 2016-01-15 Richard Biener <rguenther@suse.de>
25512 PR tree-optimization/66856
25513 * tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
25514 * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
25515 (vect_create_new_slp_node): Increment stmt reference count.
25516 (vect_get_and_check_slp_defs): Make sure stmts are nor already in
25517 an SLP tree before swapping operands.
25518 (vect_build_slp_tree): Likewise.
25519 (destroy_bb_vec_info): Free stmt info after SLP instances.
25520 * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
25521 * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
25522 (STMT_VINFO_NUM_SLP_USES): New macro.
25524 2016-01-15 Richard Biener <rguenther@suse.de>
25527 * dwarf2out.c (add_linkage_name_raw): New function split out from ...
25528 (add_linkage_name): ... here.
25529 (gen_typedef_die): Use add_linkage_name_raw instead of
25530 add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
25533 2016-01-15 Cesar Philippidis <cesar@codesourcery.com>
25535 * gimplify.c (oacc_default_clause): Decode reference and pointer
25536 types for both kernels and parallel regions.
25538 2016-01-15 Richard Sandiford <richard.sandiford@arm.com>
25540 PR middle-end/69246
25541 * calls.c (emit_call_1): Force n_popped to zero for sibcalls.
25543 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
25545 * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
25546 (convert_scalars_to_vector): Likewise.
25548 2016-01-15 Jonathan Wakely <jwakely@redhat.com>
25550 * doc/extend.texi (Type Traits): Fix grammar.
25552 2016-01-15 Martin Jambor <mjambor@suse.cz>
25554 * tree-inline.c (remap_decl): Use existing dclarations if
25555 remapping a type and prevent_decl_creation_for_types.
25556 (replace_locals_stmt): Do an initial remapping of non-VLA typed
25557 decls first. Do real remapping with
25558 prevent_decl_creation_for_types set.
25559 * tree-inline.h (copy_body_data): New field
25560 prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
25563 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
25565 * config/s390/s390.opt (mmvcle): More verbose help text.
25567 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
25569 * config/s390/s390.opt: Add period to -mzvector option text.
25571 2016-01-15 Richard Biener <rguenther@suse.de>
25573 PR tree-optimization/68961
25574 * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
25575 of invariants in stores again.
25577 2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
25579 * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
25581 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
25583 * config/i386/i386.c (ix86_expand_branch): Don't split
25584 DI mode xor instruction to SI mode.
25586 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
25589 * ipa-icf.c (sem_function::merge): Virtual functions may become
25590 reachable even if they address is not taken and there are no
25593 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
25595 * lto-streamer-out.c (subtract_estimated_size): New function.
25596 (get_symbol_initial_value): Use it.
25598 2016-01-15 Christian Bruel <christian.bruel@st.com>
25601 * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
25602 (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
25603 (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
25604 use add_builtin_function_ext_scope instead of add_builtin_function.
25605 (neon_set_p, neon_crypto_set_p): Remove.
25606 (arm_init_builtins): Always call arm_init_neon_builtins and
25607 arm_init_crypto_builtins.
25608 (arm_expand_builtin): Check that builtins are allowed for the arch.
25609 * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
25610 * config/arm/arm.c (arm_valid_target_attribute_tree): Remove
25611 arm_init_neon_builtins call.
25613 2016-01-15 Richard Biener <rguenther@suse.de>
25615 PR tree-optimization/69117
25616 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
25617 * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
25618 of the leader conservatively.
25619 (free_scc_vn): Restore original SSA name infos.
25621 2016-01-14 Jeff Law <law@redhat.com>
25623 PR tree-optimization/69270
25624 * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
25625 single bit of precision, verify it's also unsigned.
25626 (record_edge_info): Use constant_boolean_node rather than fold_convert
25627 to convert boolean_true/boolean_false to the right type.
25629 2016-01-14 Richard Henderson <rth@redhat.com>
25632 * loop-doloop.c (record_reg_sets): New.
25633 (doloop_optimize): Reject the transform if the sequence
25634 clobbers registers live at the end of the loop block.
25635 (doloop_optimize_loops): Enable df_live if needed.
25637 2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
25639 * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
25640 * config/rs6000/rs6000.c: Likewise.
25641 * config/rs6000/rs6000.h: Likewise.
25642 * config/rs6000/rs6000.md: Likewise.
25643 * doc/extend.texi: Likewsie.
25645 2016-01-14 Jeff Law <law@redhat.com>
25647 * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
25650 2016-01-14 Richard Henderson <rth@redhat.com>
25654 * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
25655 * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
25656 instead of builtin_decl_declared_p to test for declaration.
25658 2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com>
25660 * doc/loop.texi (Loop Analysis and Representation): Document
25661 loop_depth function.
25663 2016-01-14 Tom de Vries <tom@codesourcery.com>
25665 PR tree-optimization/68773
25666 * omp-low.c (expand_omp_target): Don't set force_output.
25667 * varpool.c (varpool_node::get_create): Same.
25668 * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
25669 offload_funcs with force_output.
25671 2016-01-14 Jakub Jelinek <jakub@redhat.com>
25674 * lra-eliminations.c (move_plus_up): Don't change anything if either
25675 the outer or inner subreg mode is not MODE_INT.
25676 * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
25677 integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
25679 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
25681 * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
25682 reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
25683 reduc_uplus_@var{m}): Remove.
25684 * expr.c (expand_expr_real_2): Remove expansion path for
25685 reduc_[us](min|max|plus) optabs.
25686 * optabs-tree.c (scalar_reduc_to_vector): Remove.
25687 * optabs-tree.h (scalar_reduc_to_vector): Remove.
25688 * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
25689 reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
25690 * tree-vect-loop.c (vectorizable_reduction): Remove test for
25691 reduc_[us](min|max|plus) optabs.
25693 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
25695 * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
25696 (reduc_plus_scal_v2sf): New.
25697 (reduc_smax_v2sf): Rename to...
25698 (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
25699 (reduc_smin_v2sf): Rename to...
25700 (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
25702 2016-01-14 Jan Hubicka <hubicka@ucw.cz>
25704 * alias.c (compare_base_symbol_refs): New function.
25705 (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
25708 2016-01-14 Jakub Jelinek <jakub@redhat.com>
25710 PR middle-end/68146
25711 PR tree-optimization/69155
25712 * tree-complex.c: Include cfganal.h.
25713 (phis_to_revisit): New variable.
25714 (extract_component): Add phiarg_p argument. Assert that returned
25715 SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
25716 (update_phi_components): Partly rewrite to use loop over real/imag
25717 components instead of code duplication. If extract_component returns
25718 SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
25719 create_tmp_reg into the PHI node instead, and mention the phi triplet
25720 in phis_to_revisit.
25721 (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded
25722 in phis_to_revisit at the end.
25724 2016-01-14 Richard Biener <rguenther@suse.de>
25726 PR tree-optimization/68060
25727 * tree-vect-loop.c (vect_is_simple_reduction): Check the
25728 outer loop reduction is only used in the inner loop before
25729 detecting a double reduction.
25731 2016-01-14 Jakub Jelinek <jakub@redhat.com>
25734 * combine.c (expand_field_assignment): Punt if compute_mode is
25735 unsupported scalar mode.
25737 2016-01-14 Richard Biener <rguenther@suse.de>
25739 PR tree-optimization/66856
25740 * tree-vect-slp.c (vect_build_slp_tree): Refactor to build
25741 SLP node only if it built successfully.
25742 (vect_analyze_slp_instance): Adjust.
25744 2016-01-14 Jeff Law <law@redhat.com>
25746 PR tree-optimization/69270
25747 * tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
25748 (record_edge_info): Use it. Convert boolean_{true,false}_node
25749 to the type of op0.
25751 2016-01-13 Jan Hubicka <hubicka@ucw.cz>
25754 * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
25755 use block_ultimate_origin
25756 (noncall-stmt_may_be_vtbl_ptr_store): Likewise.
25758 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
25760 * doc/invoke.texi (Submodel Options): Rename section to
25761 "Machine-Dependent Options" to better reflect its content.
25762 Rewrite introductory text to remove archaic CPU names.
25765 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
25767 * doc/invoke.texi (Code Gen Options): Move section up in file,
25768 before target-specific options. Update menu and option summary
25769 to reflect the new section ordering.
25771 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
25773 * doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
25774 (C++ Dialect Options): Add cross-reference to -std option.
25775 * doc/standards.texi (C++ Language): Document C++14 support.
25777 2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
25779 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
25780 for pack/unpack functions for __ibm128.
25781 (PACK_IF): Likewise.
25782 (UNPACK_IF): Likewise.
25784 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
25785 support for __ibm128 pack/unpack functions.
25786 (rs6000_invalid_builtin): Likewise.
25787 (rs6000_init_builtins): Likewise.
25788 (rs6000_opt_masks): Likewise.
25790 * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
25791 (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
25793 (RS6000_BTM_COMMON): Likewise.
25795 * config/rs6000/rs6000.md (f128_vsx): New mode attribute.
25796 (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
25797 disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
25798 128-bit floating point. Add support for the double values to be
25799 in Altivec registers for TF/IF packing and unpacking, but restrict
25800 TD packing sub-fields to be FPR registers. Don't allow overlapped
25801 register support for packing. Allow pack inputs to be memory
25802 locations. Don't build generator functions for unpack<mode>_dm
25803 and unpack<mode>_nodm.
25804 (unpack<mode>_dm): Likewise.
25805 (unpack<mode>_nodm): Likewise.
25806 (pack<mode>): Likewise.
25808 * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
25809 built-in functions to pack/unpack explicit __ibm128 values.
25810 (__builtin_unpack_ibm128): Likewise.
25812 * doc/extend.texi (PowerPC Built-in Functions): Document
25813 __builtin_pack_ibm128 and __builtin_unpack_ibm128.
25815 2016-01-13 Bernd Schmidt <bschmidt@redhat.com>
25818 * c-common.c (check_function_nonnull): Remove unnecessary declaration.
25819 Add new arg loc and pass it down as context.
25820 (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
25821 to the location to use for the warning.
25822 (check_function_arguments): New arg loc. All callers changed. Pass
25823 it to check_function_nonnull.
25824 * c-common.h (check_function_arguments): Adjust declaration.
25826 2016-01-13 Jakub Jelinek <jakub@redhat.com>
25828 PR tree-optimization/69156
25829 * gimple.c (validate_type): Removed.
25830 (gimple_builtin_call_types_compatible_p): Use
25831 useless_type_conversion_p instead of validate_type.
25832 * value-prof.c (gimple_stringop_fixed_value): Fold
25833 icall_size to correct type.
25835 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
25837 * doc/extend.texi (__atomic Builtins): Clarify compare_exchange
25840 2016-01-13 Richard Henderson <rth@redhat.com>
25843 * target.def (builtin_tm_load, builtin_tm_store): Remove.
25844 * config/i386/i386.c (ix86_builtin_tm_load): Remove.
25845 (ix86_builtin_tm_store): Remove.
25846 (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
25847 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
25848 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
25849 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
25850 * doc/tm.texi: Rebuild.
25852 * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
25853 (BUILT_IN_TM_MEMCPY_RTWN): New.
25854 * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
25855 fallback from vector to integer helpers.
25856 (build_tm_load): Handle vector types directly, instead of
25858 (build_tm_store): Likewise.
25859 (expand_assign_tm): Prepare for register types not handled by
25860 the above. Copy them to memory and use memcpy.
25861 * tree.c (tm_define_builtin): New.
25862 (find_tm_vector_type): New.
25863 (build_tm_vector_builtins): New.
25864 (build_common_builtin_nodes): Call it.
25866 2016-01-13 Uros Bizjak <ubizjak@gmail.com>
25868 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
25869 TARGET_SSE_MATH without TARGET_SSE2. Rewrite.
25871 2016-01-13 Tom de Vries <tom@codesourcery.com>
25873 PR tree-optimization/69169
25874 * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
25875 handled_struct_type param.
25876 (create_variable_info_for, intra_create_variable_infos): Call
25877 create_variable_info_for_1 with extra arg.
25879 2016-01-13 Yvan Roux <yvan.roux@linaro.org>
25881 * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
25882 and "armv8.1-a+crc" entries.
25884 2016-01-13 Alexander Fomin <alexander.fomin@intel.com>
25887 * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
25888 Change first operand predicate from register_or_constm1_operand
25889 to register_operand.
25890 (define_expand "avx512pf_gatherpf<mode>df"): Likewise.
25891 (define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
25892 (define_expand "avx512pf_scatterpf<mode>df"): Likewise.
25893 (define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
25894 (define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
25895 (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
25896 (define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
25897 * config/i386/i386.c (ix86_expand_builtin): Remove first operand
25898 comparison with constm1_rtx from vec_prefetch_gen part.
25900 2016-01-13 Richard Biener <rguenther@suse.de>
25902 PR tree-optimization/69013
25903 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
25904 Exchange assert for a test.
25906 2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
25909 * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
25911 2016-01-13 Richard Biener <rguenther@suse.de>
25913 PR tree-optimization/69242
25914 * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
25915 assert with a check.
25917 2016-01-13 Richard Biener <rguenther@suse.de>
25919 PR tree-optimization/69186
25920 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
25921 Properly guard vect_update_misalignment_for_peel call.
25923 2016-01-12 Jeff Law <law@redhat.com>
25925 PR tree-optimization/pr67755
25926 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
25927 "need_profile_correction".
25928 (thread_block_1): Initialize new field to false by default. If we
25929 have multiple thread paths through a common joiner to different
25930 final targets, then set new field to true.
25931 (compute_path_counts): Only do count adjustment when it's really
25934 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
25936 * doc/invoke.texi (Spec Files): Move section down in file, past
25937 all command-line option descriptions.
25939 2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
25941 PR middle-end/54809
25942 * doc/gty.texi: Remove documentation of mark_hook.
25943 * gengtype.c (struct write_types_data): Remove code to support
25944 mark_hook attribute.
25945 (walk_type): Likewise.
25946 (write_func_for_structure): Likewise.
25948 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
25950 * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
25951 Directory Options, and -specs= to Overall Options.
25952 (Overall Options): Adjust similarly. Reorder to group related
25953 options together. Make -specs= cross-reference the spec file details.
25954 (Directory Options): Adjust similarly.
25956 2016-01-12 Jeff Law <law@redhat.com>
25958 * tree-ssa-threadupdate.c: Various whitespace and typo fixes.
25960 2016-01-12 Olivier Hainque <hainque@adacore.com>
25962 * gcc.c (spec_undefvar_allowed): New global.
25963 (process_command): Set to true when running for --version or --help,
25965 (getenv_spec_function): When the variable is not defined, use the
25966 variable name as the variable value if we're allowed not to issue
25969 2016-01-12 Bin Cheng <bin.cheng@arm.com>
25971 PR tree-optimization/68911
25972 * tree-vrp.c (adjust_range_with_scev): Check overflow in range
25973 information computed for expression "init + nit * step".
25975 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
25977 * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information
25978 about name of GCC executable. Remove deleted node from menu.
25979 (Directory Options) <-B>: Remove cross-reference to deleted node.
25980 (Target Options): Delete section.
25982 2016-01-12 Christian Bruel <christian.bruel@st.com>
25985 * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
25986 for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
25988 2016-01-12 Jakub Jelinek <jakub@redhat.com>
25991 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
25992 aligned_mem is properly set for AVX512-VL floating point masked
25996 * ifcvt.c (cond_exec_process_if_block): When removing the last
25997 insn from then_bb, remove also any possible barriers that follow it.
25999 2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
26003 * config/i386/iamcu.h (SIZE_TYPE): New macro.
26004 (PTRDIFF_TYPE): Likewise.
26005 (WCHAR_TYPE): Likewise.
26006 (WCHAR_TYPE_SIZE): Likewise.
26007 (STDINT_LONG32): Likewise.
26009 2016-01-12 Richard Biener <rguenther@suse.de>
26011 PR tree-optimization/69053
26012 * tree-vect-loop.c (get_initial_def_for_reduction): Properly
26013 convert initial value for cond reductions.
26015 2016-01-12 Richard Biener <rguenther@suse.de>
26017 PR tree-optimization/69007
26018 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
26019 widen_sum after dot_prod and sad.
26021 2016-01-12 Richard Biener <rguenther@suse.de>
26023 PR tree-optimization/69168
26024 * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
26025 pattern stmt SLP type.
26026 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
26027 end up unused so cope with that case.
26029 2016-01-12 Richard Biener <rguenther@suse.de>
26031 PR tree-optimization/69157
26032 * tree-vect-stmts.c (vectorizable_mask_load_store): Check
26033 stmts def type only during analyze phase.
26034 (vectorizable_call): Likewise.
26035 (vectorizable_simd_clone_call): Likewise.
26036 (vectorizable_conversion): Likewise.
26037 (vectorizable_assignment): Likewise.
26038 (vectorizable_shift): Likewise.
26039 (vectorizable_operation): Likewise.
26040 (vectorizable_store): Likewise.
26041 (vectorizable_load): Likewise.
26043 2016-01-12 Richard Biener <rguenther@suse.de>
26045 PR tree-optimization/69174
26046 * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
26048 (vectorizable_load): Properly compute the number of loads needed
26049 for permuted strided SLP loads and do not spuriously assign
26050 to SLP_TREE_VEC_STMTS.
26052 2016-01-12 Andris Pavenis <andris.pavenis@iki.fi>
26054 * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
26055 (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
26056 (MD_EXEC_PREFIX): Remove.
26057 (MD_STARTFILE_PREFIX) Removee.
26058 (FILE_NAME_ABSOLUTE_P): Remove.
26059 (CPP_SPEC): Do not read macros from sys/version.h.
26060 (LINK_COMMAND_SPEC): Remove.
26061 (LOCAL_INCLUDE_DIR): Remove.
26062 (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
26063 (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
26064 (POST_LINK_SPEC): Define to invoke stubify after linker
26065 (LIBSTDCXX): Remove define
26066 (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
26067 (DEFAULT_PCC_STRUCT_RETURN): Define to 1.
26068 (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
26069 (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
26070 (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
26071 (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
26072 (i386_djgpp_asm_named_section): Add propotype of new procedure
26074 * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
26075 (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
26076 (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
26077 in config/i386/djgpp.h).
26078 (STANDARD_STARTFILE_PREFIX_2): Define identical to
26079 STANDARD_STARTFILE_PREFIX_1.
26080 (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
26081 (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
26082 installation errors.
26083 (MAX_OFILE_ALIGNMENT): Define to 128.
26084 (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
26086 * config/i386/djgpp.c: New file. Add implementation of
26087 i386_djgpp_asm_named_section.
26089 * config/i386/djgpp.opt: Remove obsolete option -mbnu210.
26091 * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
26092 Add rule for building djgpp.o.
26094 2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
26096 * config/rs6000/rs6000.c (v2df_reduction_p): New function.
26097 (rtx_is_swappable_p): Reductions are swappable.
26098 (insn_is_swappable_p): V2DF reductions are swappable.
26100 2016-01-11 John David Anglin <danglin@gcc.gnu.org>
26102 * config/pa/pa.c (pa_emit_move_sequence): Handle floating point
26103 reloads for other unsupported memory operands.
26105 2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org>
26106 Jim Wilson <jim.wilson@linaro.org>
26109 * config/arm/arm-builtins.c (arm_expand_neon_args): Call
26110 copy_to_mode_reg instead of force_reg.
26112 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
26115 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
26116 TARGET_80387 is true.
26118 2016-01-11 Jakub Jelinek <jakub@redhat.com>
26121 * lra-eliminations.c (move_plus_up): Only move plus up
26122 if subreg of the constant can be simplified into constant
26123 and use the simplified subreg of the constant instead of
26124 the original constant.
26126 * fold-const.c (fold_convertible_p): Don't return true
26127 for conversion of VECTOR_TYPE to same sized integral type.
26128 (fold_convert_loc): Fix up formatting. Fold conversion of
26129 VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
26130 instead of NOP_EXPR.
26132 PR tree-optimization/69214
26133 * tree-vrp.c (simplify_cond_using_ranges): Don't propagate
26134 innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
26137 PR tree-optimization/69207
26138 * tree-vect-slp.c (vect_get_constant_vectors): For
26139 VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
26140 fold_convertible_p to vector_type's element type, and always
26141 use VCE for non-VECTOR_BOOLEAN_TYPE_P.
26143 2016-01-11 Richard Biener <rguenther@suse.de>
26145 PR tree-optimization/69173
26146 * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
26147 fixup the cycle if all stmts are in a pattern.
26149 2016-01-11 Uros Bizjak <ubizjak@gmail.com>
26151 PR middle-end/68999
26152 * alias.c (base_alias_check): Move check for addresses with
26153 alignment ANDs before the call for compare_base_decls.
26154 (memrefs_conflict_p): Return -1 for different decls
26155 that went through alignment adjustments.
26157 2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
26159 PR rtl-optimization/68796
26160 * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
26161 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
26162 and QImode comparisons against zero with CC_NZmode.
26163 * config/aarch64/iterators.md (short_mask): New mode_attr.
26165 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
26167 * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
26168 (<avx512>_store<mode>_mask): Likewise.
26170 2016-01-11 Bernd Schmidt <bschmidt@redhat.com>
26171 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
26173 PR rtl-optimization/68841
26174 * ifcvt.c (struct noce_if_info): Add orig_x field.
26175 (bbs_ok_for_cmove_arith): Add to_rename parameter.
26176 Don't record conflicts on to_rename if it's present.
26177 Allow memory destinations in sets.
26178 (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
26179 blocks, passing orig_x to the checks.
26180 (noce_process_if_block): Set if_info->orig_x appropriately.
26182 2016-01-11 Tom de Vries <tom@codesourcery.com>
26184 PR tree-optimization/69069
26185 * tree-parloops.c (create_parallel_loop): Add missing phi args.
26187 2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com>
26189 PR rtl-optimization/68920
26190 * config/i386/i386.c (ix86_option_override_internal): Restrict number
26191 of conditional moves for RTL if-conversion to 1 for
26192 TARGET_ONE_IF_CONV_INSN.
26193 * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
26194 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
26195 * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
26196 parameter to restirct number of conditional moves for
26198 * doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
26199 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
26202 2016-01-11 Alexandre Oliva <aoliva@redhat.com>
26205 * var-tracking.c (drop_overlapping_mem_locs): Operate on all
26206 onepart vars. Fix typo in comment. Fix reversed condition in
26208 (dataflow_set_remove_mem_locs): Operate on all onepart vars.
26211 * var-tracking.c (dump_onepart_variable_differences): New.
26212 (dataflow_set_different): If a detailed dump is requested,
26213 delay early returns and dump differences between onepart
26214 variables present before and after, and added variables.
26216 2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com>
26219 * expr.c (expand_expr_real_1): For boolean vector constants
26220 with a scalar mode use const_scalar_mask_from_tree.
26221 (const_scalar_mask_from_tree): New.
26222 * optabs.c (expand_vec_cond_mask_expr): Use mask mode
26223 assigned to a mask type to handle constants.
26225 2016-01-11 Martin Jambor <mjambor@suse.cz>
26228 * ipa-cp.c (estimate_local_effects): Do not clone for removal of
26229 useless parameters if we cannot change function signature.
26231 2016-01-11 Martin Jambor <mjambor@suse.cz>
26234 * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
26237 2016-01-11 Tom de Vries <tom@codesourcery.com>
26239 PR tree-optimization/69109
26240 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
26243 2016-01-11 Tom de Vries <tom@codesourcery.com>
26245 PR tree-optimization/69108
26246 * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
26247 res is not used in a phi.
26249 2016-01-11 Yury Gribov <y.gribov@samsung.com>
26252 * common.opt (frandom-seed): Fix parameter name.
26253 * doc/invoke.texi (frandom-seed): Ditto and describe parameter.
26255 2016-01-11 Tom de Vries <tom@codesourcery.com>
26257 PR tree-optimization/69058
26258 * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
26261 2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com>
26263 * config/arc/arc.opt (mdiv-rem): Add period to the end.
26264 (mcode-density): Likewise.
26266 2016-01-10 Tom de Vries <tom@codesourcery.com>
26268 PR tree-optimization/69062
26269 * tree-parloops.c (loop_has_phi_with_address_arg): New function.
26270 (parallelize_loops): Don't paralelize loop that has phi with address
26273 2016-01-10 Tom de Vries <tom@codesourcery.com>
26275 PR tree-optimization/69039
26276 * tree-parloops.c (try_create_reduction_list): Only allow single exit
26279 2016-01-09 John David Anglin <danglin@gcc.gnu.org>
26281 PR middle-end/68743
26282 * match.pd: Require target has function_c99_misc before doing
26283 truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
26285 2016-01-09 Gerald Pfeifer <gerald@pfeifer.com>
26287 * configure.ac (isl_options_set_schedule_serialize_sccs): Also
26289 * configure: Regenerate.
26291 2016-01-09 Jakub Jelinek <jakub@redhat.com>
26293 PR middle-end/50865
26294 PR tree-optimization/69097
26295 * fold-const.h (expr_not_equal_to): New prototype.
26296 * fold-const.c: Include stringpool.h and tree-ssanames.h.
26297 (expr_not_equal_to): New function.
26298 * match.pd (X % -Y is the same as X % Y): Don't optimize
26299 unless X is known not to be equal to minimum or Y is known
26300 not to be equal to -1.
26301 * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
26302 fold TRUNC_MOD_EXPR if the second argument is not a power of two.
26303 (simplify_stmt_using_ranges): Adjust caller.
26304 (vrp_finalize): Call set_value_range on SSA_NAMEs before calling
26305 substitute_and_fold.
26307 2016-01-09 Jan Hubicka <hubicka@ucw.cz>
26309 * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
26312 2016-01-08 Jakub Jelinek <jakub@redhat.com>
26314 PR tree-optimization/69167
26315 * gimple-fold.c (replace_stmt_with_simplification): Also punt if
26316 new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
26318 * gimple-match-head.c (maybe_push_res_to_seq): Likewise.
26320 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
26321 Richard Biener <rguenther@suse.de>
26323 PR tree-optimization/68707
26324 * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
26325 instances that can be handled via vect_load_lanes.
26327 2016-01-08 Uros Bizjak <ubizjak@gmail.com>
26329 * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
26330 if we can't determine address equivalence.
26331 * alias.c (compare_base_decl): Update for changed return value of
26332 symtab_node::equal_address_to.
26334 2016-01-08 Jason Merrill <jason@redhat.com>
26338 * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
26339 * expr.c (store_field): Not here.
26340 * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
26341 call with TREE_ADDRESSABLE type.
26342 * tree-cfg.c (verify_gimple_call): Adjust.
26344 2016-01-08 Olivier Hainque <hainque@adacore.com>
26346 * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
26349 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
26351 * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
26352 (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
26353 (reduc_smin_v2sf): Rename to...
26354 (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
26355 (reduc_splus_v2sf): Rename to...
26356 (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
26358 2016-01-08 Jakub Jelinek <jakub@redhat.com>
26360 PR tree-optimization/69162
26361 * gimplify.c (gimplify_va_arg_expr): Encode original type of
26362 valist argument in another argument.
26363 (gimplify_modify_expr): Adjust for the above change. Cleanup.
26364 * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
26365 to determine the va_list type, build a MEM_REF instead of
26366 build_fold_indirect_ref.
26368 PR tree-optimization/69172
26369 * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
26372 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
26374 PR tree-optimization/67781
26375 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
26376 and cmpnop in two steps: first the ones not accessed in original
26377 gimple expression in a endian independent way and then the ones not
26378 accessed in the final result in an endian-specific way.
26380 2016-01-08 Jakub Jelinek <jakub@redhat.com>
26382 PR tree-optimization/69083
26383 * tree-vect-slp.c (vect_get_constant_vectors): For
26384 VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
26385 element type. If op is fold_convertible_p to vector_type's element
26386 type, use NOP_EXPR instead of VCE.
26388 2016-01-08 Segher Boessenkool <segher@kernel.crashing.org>
26390 PR rtl-optimization/67778
26391 PR rtl-optimization/68634
26392 PR rtl-optimization/68909
26393 * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop
26394 block from the stack until done with it. Remove a superfluous
26395 bitmap set. Remove a superfluous bitmap test.
26397 2016-01-07 Martin Sebor <msebor@redhat.com>
26400 * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
26401 constraint on the type of arguments.
26403 2016-01-07 Andreas Tobler <andreast@gcc.gnu.org>
26405 * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
26406 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
26407 unaligned_access on the gcc_options set.
26408 * config/arm/arm.c (arm_option_override_internal): Use
26409 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
26411 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
26414 * config/i386/i386.c (ix86_frame_pointer_required): Enable
26415 frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
26417 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
26420 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
26423 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
26424 depending on frame_pointer_needed before remaining integer and SSE
26425 registers are saved.
26427 2016-01-07 Sandra Loosemore <sandra@codesourcery.com>
26430 * doc/extend.texi (Nvidia PDX Function Attributes): New section.
26432 2016-01-07 H.J. Lu <hongjiu.lu@intel.com>
26435 * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
26436 Use the "xBm" constraint.
26437 (float<sseintvecmodelower><mode>2<mask_name><round_name):
26439 (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
26440 (sse_cvtsi2ssq<round_name>): Likewise.
26441 (sse_cvtss2si<round_name>): Likewise.
26442 (sse_cvtss2siq<round_name>): Likewise.
26443 (sse2_cvtsi2sdq<round_name>): Likewise.
26444 (sse2_cvtsd2si<round_name>): Likewise.
26445 (sse2_cvtsd2siq<round_name>): Likewise.
26446 * config/i386/subst.md (round_nimm_scalar_predicate): New
26449 2015-12-15 Bernd Schmidt <bschmidt@redhat.com>
26451 PR middle-end/67639
26452 * varasm.c (make_decl_rtl): Mark invalid register vars as
26455 PR rtl-optimization/66206
26456 * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
26457 All callers changed.
26459 2016-01-07 Jakub Jelinek <jakub@redhat.com>
26461 PR tree-optimization/69141
26462 * tree-ssa-pre.c: Include langhooks.h.
26463 (eliminate_dom_walker::before_dom_children): Use
26464 lang_hooks.decl_printable_name instead of
26465 cgraph_node::get ()->name ().
26467 PR middle-end/68960
26468 * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
26469 it and DECL_ALIGN too.
26471 2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com>
26473 * config/mips/mips-ftypes.def: Sort to lexicographical order.
26475 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
26478 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
26479 depending on frame_pointer_needed before remaining integer and SSE
26480 registers are saved.
26482 2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
26484 * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
26485 mode iterator with VSX_M2.
26486 (*p9_vecstore_<mode>): Likewise.
26487 (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
26488 (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
26489 (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
26490 (define_split for VSX_LE128 stores): Likewise.
26491 (define_peephole2 for TImode LE swaps): Likewise.
26492 (define_split for VSX_LE128 post-reload stores): Likewise.
26494 2016-01-06 Marek Polacek <polacek@redhat.com>
26497 * convert.c (convert_to_integer_1): Adjust call to
26498 ubsan_instrument_float_cast. Use NULL_TREE instead of NULL.
26499 * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use
26500 EXPR instead of ARG.
26501 * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
26503 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
26506 * doc/extend.texi (RL78 Variable Attributes): New section.
26508 2016-01-05 Marek Polacek <polacek@redhat.com>
26511 * builtins.c (get_memmodel): Use expansion point location rather than
26512 the input location. Call warning_at rather than warning.
26513 (expand_builtin_atomic_compare_exchange): Likewise.
26514 (expand_builtin_atomic_load): Likewise.
26515 (expand_builtin_atomic_store): Likewise.
26516 (expand_builtin_atomic_clear): Likewise.
26518 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
26521 * config/i386/i386.c (ix86_expand_vector_logical_operator):
26522 Replace nonimmediate_operand with vector_operand.
26523 * config/i386/predicates.md (vector_operand): New predicate.
26524 (general_vector_operand): Replace nonimmediate_operand with
26526 * config/i386/sse.md: Replace nonimmediate_operand with
26527 vector_operand and m constraint with Bm constraint on SSE
26528 patterns with 16-byte memory operand.
26529 * config/i386/subst.md (round_nimm_predicate): Replace
26530 nonimmediate_operand with vector_operand.
26531 (round_saeonly_nimm_predicate): Likewise.
26532 (round_saeonly_nimm_scalar_predicate): New.
26534 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
26537 * config/i386/constraints.md (Bm): New constraint.
26538 * config/i386/predicates.md (vector_memory_operand): New
26540 * config/i386/sse.md: Replace xm with xBm in plusminus and
26541 any_logic patterns.
26543 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
26546 * doc/extend.texi (V850 Function Attributes): New section.
26547 (V850 Variable Attributes): New section.
26549 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
26552 * doc/extend.texi (MicroBlaze Function Attributes): Document
26553 interrupt_handler and fast_interrupt attributes.
26555 2016-01-05 Sergei Trofimovich <siarheit@google.com>
26558 * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
26559 for local symbolic operands.
26560 * config/ia64/predicates.md (local_symbolic_operand64): New
26563 2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
26565 PR rtl-optimization/68651
26566 * combine.c (combine_simplify_rtx): Canonicalize x + x into
26569 2016-01-05 Nathan Sidwell <nathan@acm.org>
26571 * alias.c (compare_base_decls): Use symtab_node::get.
26573 2016-01-05 Nick Clifton <nickc@redhat.com>
26576 * ira-costs.c (copy_cost): Initialise the t_icode field of the
26577 secondary_reload_info structure.
26580 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
26581 decls if weak support is available.
26583 2016-01-04 Martin Sebor <msebor@redhat.com>
26585 * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
26587 2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
26589 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
26590 OPTION_MASK_P9_DFORM.
26592 * config/rs6000/constraints.md (wo constraint): New constraint for
26595 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
26597 (rs6000_init_hard_regno_mode_ok): Likewise.
26599 * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
26602 * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
26603 expanders not to have constraints. Add support for ISA 3.0 xxperm
26604 instruction. Add support for fusing xxlor with xxperm.
26605 (altivec_vperm_<mode>_internal): Likewise.
26606 (altivec_vperm_v8hiv16qi): Likewise.
26607 (altivec_vperm_<mode>v16q): Likewise.
26608 (altivec_vperm_<mode>_uns): Likewise.
26609 (vperm_v8hiv4si): Likewise.
26610 (vperm_v16qiv8hi): Likewise.
26612 * doc/md.texi (RS/6000 constraints): Document wo constraint.
26614 2016-01-04 Jakub Jelinek <jakub@redhat.com>
26616 Update copyright years.
26618 * gcc.c (process_command): Update copyright notice dates.
26619 * gcov-dump.c (print_version): Ditto.
26620 * gcov.c (print_version): Ditto.
26621 * gcov-tool.c (print_version): Ditto.
26622 * gengtype.c (create_file): Ditto.
26623 * doc/cpp.texi: Bump @copying's copyright year.
26624 * doc/cppinternals.texi: Ditto.
26625 * doc/gcc.texi: Ditto.
26626 * doc/gccint.texi: Ditto.
26627 * doc/gcov.texi: Ditto.
26628 * doc/install.texi: Ditto.
26629 * doc/invoke.texi: Ditto.
26631 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
26633 * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
26634 modes larger than TImode as TImode if NEON is not enabled.
26636 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
26639 * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
26640 mode for %f0-%f31 only if TARGET_FPU.
26642 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
26645 * config/sparc/sparc.c (scan_record_type): Take into account subfields
26646 to compute the PACKED_P predicate.
26647 (function_arg_record_value): Minor tweaks.
26649 2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
26651 * doc/install.texi (--with-multilib-list): Describe the meaning of the
26652 option for arm*-*-* targets.
26654 2016-01-03 Sandra Loosemore <sandra@codesourcery.com>
26656 * doc/extend.texi (Common Function Attributes): Move docs for
26657 MSP430-specific attributes to....
26658 (MSP430 Function Attributes): ...here. Delete the redundant
26659 entries and copy-edit the remaining text.
26660 (MSP430 Variable Attributes): Use uniform format for index
26661 entries and add a cross-reference to the corresponding function
26664 2016-01-03 Vladimír Čunát <vcunat@gmail.com>
26666 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
26668 (x86 Options): Likewise.
26670 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
26674 * extend.texi (Common Function Attributes) <no_stack_limit>: New.
26675 * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
26676 to corresponding attribute.
26678 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
26680 * doc/extend.texi (Common Function Attributes) <noplt>: Move
26681 to correct alphabetization of table. Copy-edit and correct
26683 <stack_protect>: Likewise.
26684 <target_clones>: Likewise.
26686 * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
26687 Correct punctuation.
26688 (Code Gen Options) <-fno-plt>: Copy-edit.
26690 2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
26693 * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
26694 SI values. Explicitly convert SI to DI and vice-versa.
26696 2016-01-01 Jakub Jelinek <jakub@redhat.com>
26698 PR tree-optimization/69070
26699 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
26700 REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
26703 * ubsan.c (ubsan_instrument_float_cast): Call
26704 initialize_sanitizer_builtins.
26707 * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
26709 Copyright (C) 2016 Free Software Foundation, Inc.
26711 Copying and distribution of this file, with or without modification,
26712 are permitted in any medium without royalty provided the copyright
26713 notice and this notice are preserved.